./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/weaver/popl20-three-array-max.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 30e01a73 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_614ae70e-5d37-4bed-86af-e869032ca66c/bin/ukojak-verify-1t5iHCbJaC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_614ae70e-5d37-4bed-86af-e869032ca66c/bin/ukojak-verify-1t5iHCbJaC/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_614ae70e-5d37-4bed-86af-e869032ca66c/bin/ukojak-verify-1t5iHCbJaC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_614ae70e-5d37-4bed-86af-e869032ca66c/bin/ukojak-verify-1t5iHCbJaC/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/weaver/popl20-three-array-max.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_614ae70e-5d37-4bed-86af-e869032ca66c/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_614ae70e-5d37-4bed-86af-e869032ca66c/bin/ukojak-verify-1t5iHCbJaC --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 670814d0a16da58b0f26835e20c05a244e2f373856f13b9d4ff2a931783edf81 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 20:11:46,763 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 20:11:46,897 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_614ae70e-5d37-4bed-86af-e869032ca66c/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2023-11-23 20:11:46,912 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 20:11:46,913 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-23 20:11:46,953 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 20:11:46,954 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-23 20:11:46,955 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-23 20:11:46,956 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 20:11:46,963 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 20:11:46,964 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 20:11:46,964 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 20:11:46,965 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 20:11:46,967 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-23 20:11:46,968 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-23 20:11:46,968 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-23 20:11:46,969 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 20:11:46,969 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-23 20:11:46,970 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 20:11:46,970 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 20:11:46,971 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-23 20:11:46,971 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-23 20:11:46,972 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-23 20:11:46,973 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 20:11:46,973 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:11:46,974 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 20:11:46,975 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 20:11:46,975 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-23 20:11:46,976 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-23 20:11:46,976 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_614ae70e-5d37-4bed-86af-e869032ca66c/bin/ukojak-verify-1t5iHCbJaC/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_614ae70e-5d37-4bed-86af-e869032ca66c/bin/ukojak-verify-1t5iHCbJaC Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 670814d0a16da58b0f26835e20c05a244e2f373856f13b9d4ff2a931783edf81 [2023-11-23 20:11:47,361 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 20:11:47,403 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 20:11:47,406 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 20:11:47,408 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 20:11:47,409 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 20:11:47,410 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_614ae70e-5d37-4bed-86af-e869032ca66c/bin/ukojak-verify-1t5iHCbJaC/../../sv-benchmarks/c/weaver/popl20-three-array-max.wvr.c [2023-11-23 20:11:50,910 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 20:11:51,251 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 20:11:51,252 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_614ae70e-5d37-4bed-86af-e869032ca66c/sv-benchmarks/c/weaver/popl20-three-array-max.wvr.c [2023-11-23 20:11:51,262 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_614ae70e-5d37-4bed-86af-e869032ca66c/bin/ukojak-verify-1t5iHCbJaC/data/bc8b52c0c/dc7fc9458bfc4ff7a350e4f7b06ccc8b/FLAG7277a1384 [2023-11-23 20:11:51,507 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_614ae70e-5d37-4bed-86af-e869032ca66c/bin/ukojak-verify-1t5iHCbJaC/data/bc8b52c0c/dc7fc9458bfc4ff7a350e4f7b06ccc8b [2023-11-23 20:11:51,511 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 20:11:51,516 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 20:11:51,521 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 20:11:51,521 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 20:11:51,528 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 20:11:51,529 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:11:51" (1/1) ... [2023-11-23 20:11:51,532 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2928b547 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:11:51, skipping insertion in model container [2023-11-23 20:11:51,532 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:11:51" (1/1) ... [2023-11-23 20:11:51,576 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 20:11:51,916 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:11:51,931 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 20:11:51,982 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:11:51,993 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:11:51,994 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:11:52,004 INFO L206 MainTranslator]: Completed translation [2023-11-23 20:11:52,005 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:11:52 WrapperNode [2023-11-23 20:11:52,005 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 20:11:52,007 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 20:11:52,007 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 20:11:52,007 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 20:11:52,027 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:11:52" (1/1) ... [2023-11-23 20:11:52,043 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:11:52" (1/1) ... [2023-11-23 20:11:52,084 INFO L138 Inliner]: procedures = 26, calls = 58, calls flagged for inlining = 15, calls inlined = 23, statements flattened = 242 [2023-11-23 20:11:52,085 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 20:11:52,086 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 20:11:52,086 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 20:11:52,086 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 20:11:52,098 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:11:52" (1/1) ... [2023-11-23 20:11:52,099 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:11:52" (1/1) ... [2023-11-23 20:11:52,106 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:11:52" (1/1) ... [2023-11-23 20:11:52,107 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:11:52" (1/1) ... [2023-11-23 20:11:52,122 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:11:52" (1/1) ... [2023-11-23 20:11:52,128 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:11:52" (1/1) ... [2023-11-23 20:11:52,132 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:11:52" (1/1) ... [2023-11-23 20:11:52,135 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:11:52" (1/1) ... [2023-11-23 20:11:52,141 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 20:11:52,142 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 20:11:52,143 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 20:11:52,143 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 20:11:52,144 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:11:52" (1/1) ... [2023-11-23 20:11:52,156 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:11:52,197 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_614ae70e-5d37-4bed-86af-e869032ca66c/bin/ukojak-verify-1t5iHCbJaC/z3 [2023-11-23 20:11:52,215 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_614ae70e-5d37-4bed-86af-e869032ca66c/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-23 20:11:52,220 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_614ae70e-5d37-4bed-86af-e869032ca66c/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-23 20:11:52,261 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 20:11:52,262 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-23 20:11:52,262 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-23 20:11:52,262 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-23 20:11:52,263 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-23 20:11:52,263 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-23 20:11:52,263 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-23 20:11:52,264 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-23 20:11:52,264 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-11-23 20:11:52,264 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-11-23 20:11:52,265 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-23 20:11:52,265 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-23 20:11:52,266 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-23 20:11:52,266 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-23 20:11:52,266 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 20:11:52,267 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 20:11:52,267 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-23 20:11:52,269 WARN L213 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-23 20:11:52,422 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 20:11:52,425 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 20:11:53,117 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 20:11:53,349 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 20:11:53,353 INFO L309 CfgBuilder]: Removed 6 assume(true) statements. [2023-11-23 20:11:53,355 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:11:53 BoogieIcfgContainer [2023-11-23 20:11:53,355 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 20:11:53,357 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-23 20:11:53,358 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-23 20:11:53,369 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-23 20:11:53,369 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:11:53" (1/1) ... [2023-11-23 20:11:53,371 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) [2023-11-23 20:11:53,380 INFO L158 Benchmark]: Toolchain (without parser) took 1862.50ms. Allocated memory is still 157.3MB. Free memory was 125.4MB in the beginning and 102.3MB in the end (delta: 23.1MB). Peak memory consumption was 25.8MB. Max. memory is 16.1GB. [2023-11-23 20:11:53,380 INFO L158 Benchmark]: CDTParser took 0.41ms. Allocated memory is still 121.6MB. Free memory is still 73.3MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 20:11:53,381 INFO L158 Benchmark]: CACSL2BoogieTranslator took 485.21ms. Allocated memory is still 157.3MB. Free memory was 125.1MB in the beginning and 112.8MB in the end (delta: 12.2MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-23 20:11:53,382 INFO L158 Benchmark]: Boogie Procedure Inliner took 78.70ms. Allocated memory is still 157.3MB. Free memory was 112.8MB in the beginning and 110.4MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-23 20:11:53,383 INFO L158 Benchmark]: Boogie Preprocessor took 55.55ms. Allocated memory is still 157.3MB. Free memory was 110.4MB in the beginning and 108.0MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-23 20:11:53,383 INFO L158 Benchmark]: RCFGBuilder took 1214.13ms. Allocated memory is still 157.3MB. Free memory was 108.0MB in the beginning and 103.7MB in the end (delta: 4.2MB). Peak memory consumption was 36.3MB. Max. memory is 16.1GB. [2023-11-23 20:11:53,384 INFO L158 Benchmark]: CodeCheck took 20.38ms. Allocated memory is still 157.3MB. Free memory was 103.7MB in the beginning and 102.3MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-23 20:11:53,387 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 0.41ms. Allocated memory is still 121.6MB. Free memory is still 73.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 485.21ms. Allocated memory is still 157.3MB. Free memory was 125.1MB in the beginning and 112.8MB in the end (delta: 12.2MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 78.70ms. Allocated memory is still 157.3MB. Free memory was 112.8MB in the beginning and 110.4MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 55.55ms. Allocated memory is still 157.3MB. Free memory was 110.4MB in the beginning and 108.0MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1214.13ms. Allocated memory is still 157.3MB. Free memory was 108.0MB in the beginning and 103.7MB in the end (delta: 4.2MB). Peak memory consumption was 36.3MB. Max. memory is 16.1GB. * CodeCheck took 20.38ms. Allocated memory is still 157.3MB. Free memory was 103.7MB in the beginning and 102.3MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-23 20:11:53,429 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_614ae70e-5d37-4bed-86af-e869032ca66c/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_614ae70e-5d37-4bed-86af-e869032ca66c/bin/ukojak-verify-1t5iHCbJaC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_614ae70e-5d37-4bed-86af-e869032ca66c/bin/ukojak-verify-1t5iHCbJaC/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_614ae70e-5d37-4bed-86af-e869032ca66c/bin/ukojak-verify-1t5iHCbJaC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_614ae70e-5d37-4bed-86af-e869032ca66c/bin/ukojak-verify-1t5iHCbJaC/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/weaver/popl20-three-array-max.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_614ae70e-5d37-4bed-86af-e869032ca66c/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_614ae70e-5d37-4bed-86af-e869032ca66c/bin/ukojak-verify-1t5iHCbJaC --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 670814d0a16da58b0f26835e20c05a244e2f373856f13b9d4ff2a931783edf81 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 20:11:56,561 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 20:11:56,692 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_614ae70e-5d37-4bed-86af-e869032ca66c/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf [2023-11-23 20:11:56,744 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 20:11:56,746 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-23 20:11:56,747 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-23 20:11:56,748 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 20:11:56,748 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 20:11:56,749 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 20:11:56,750 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 20:11:56,751 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 20:11:56,752 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-23 20:11:56,753 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-23 20:11:56,759 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-23 20:11:56,760 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 20:11:56,760 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-23 20:11:56,762 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-23 20:11:56,763 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-23 20:11:56,764 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-23 20:11:56,765 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 20:11:56,766 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 20:11:56,767 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-23 20:11:56,767 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-23 20:11:56,768 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-23 20:11:56,768 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-23 20:11:56,769 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-23 20:11:56,770 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 20:11:56,770 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:11:56,771 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 20:11:56,772 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 20:11:56,773 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-23 20:11:56,774 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-23 20:11:56,774 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-23 20:11:56,775 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-23 20:11:56,775 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_614ae70e-5d37-4bed-86af-e869032ca66c/bin/ukojak-verify-1t5iHCbJaC/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_614ae70e-5d37-4bed-86af-e869032ca66c/bin/ukojak-verify-1t5iHCbJaC Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 670814d0a16da58b0f26835e20c05a244e2f373856f13b9d4ff2a931783edf81 [2023-11-23 20:11:57,240 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 20:11:57,275 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 20:11:57,279 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 20:11:57,280 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 20:11:57,281 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 20:11:57,283 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_614ae70e-5d37-4bed-86af-e869032ca66c/bin/ukojak-verify-1t5iHCbJaC/../../sv-benchmarks/c/weaver/popl20-three-array-max.wvr.c [2023-11-23 20:12:00,765 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 20:12:01,135 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 20:12:01,136 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_614ae70e-5d37-4bed-86af-e869032ca66c/sv-benchmarks/c/weaver/popl20-three-array-max.wvr.c [2023-11-23 20:12:01,149 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_614ae70e-5d37-4bed-86af-e869032ca66c/bin/ukojak-verify-1t5iHCbJaC/data/fa8c93a7a/ce4f6ad66f1c4b95a481267b44763cea/FLAGc645acb11 [2023-11-23 20:12:01,173 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_614ae70e-5d37-4bed-86af-e869032ca66c/bin/ukojak-verify-1t5iHCbJaC/data/fa8c93a7a/ce4f6ad66f1c4b95a481267b44763cea [2023-11-23 20:12:01,179 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 20:12:01,182 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 20:12:01,186 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 20:12:01,186 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 20:12:01,191 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 20:12:01,193 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:12:01" (1/1) ... [2023-11-23 20:12:01,194 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7910a8e5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:12:01, skipping insertion in model container [2023-11-23 20:12:01,194 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:12:01" (1/1) ... [2023-11-23 20:12:01,227 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 20:12:01,551 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:12:01,585 INFO L199 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2023-11-23 20:12:01,601 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 20:12:01,642 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:12:01,657 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 20:12:01,690 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:12:01,702 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:12:01,702 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:12:01,710 INFO L206 MainTranslator]: Completed translation [2023-11-23 20:12:01,711 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:12:01 WrapperNode [2023-11-23 20:12:01,711 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 20:12:01,712 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 20:12:01,713 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 20:12:01,713 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 20:12:01,721 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:12:01" (1/1) ... [2023-11-23 20:12:01,751 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:12:01" (1/1) ... [2023-11-23 20:12:01,810 INFO L138 Inliner]: procedures = 28, calls = 58, calls flagged for inlining = 15, calls inlined = 23, statements flattened = 235 [2023-11-23 20:12:01,814 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 20:12:01,815 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 20:12:01,815 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 20:12:01,815 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 20:12:01,826 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:12:01" (1/1) ... [2023-11-23 20:12:01,827 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:12:01" (1/1) ... [2023-11-23 20:12:01,839 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:12:01" (1/1) ... [2023-11-23 20:12:01,841 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:12:01" (1/1) ... [2023-11-23 20:12:01,863 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:12:01" (1/1) ... [2023-11-23 20:12:01,882 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:12:01" (1/1) ... [2023-11-23 20:12:01,888 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:12:01" (1/1) ... [2023-11-23 20:12:01,896 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:12:01" (1/1) ... [2023-11-23 20:12:01,901 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 20:12:01,905 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 20:12:01,906 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 20:12:01,907 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 20:12:01,908 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:12:01" (1/1) ... [2023-11-23 20:12:01,914 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:12:01,927 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_614ae70e-5d37-4bed-86af-e869032ca66c/bin/ukojak-verify-1t5iHCbJaC/z3 [2023-11-23 20:12:01,945 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_614ae70e-5d37-4bed-86af-e869032ca66c/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-23 20:12:01,978 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_614ae70e-5d37-4bed-86af-e869032ca66c/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-23 20:12:01,998 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 20:12:01,998 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-23 20:12:01,999 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-23 20:12:02,000 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-23 20:12:02,000 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-23 20:12:02,000 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-23 20:12:02,001 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-23 20:12:02,001 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-23 20:12:02,001 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-11-23 20:12:02,001 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-11-23 20:12:02,001 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-23 20:12:02,002 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-23 20:12:02,002 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-23 20:12:02,002 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 20:12:02,002 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 20:12:02,003 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-23 20:12:02,004 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-23 20:12:02,006 WARN L213 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-23 20:12:02,201 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 20:12:02,205 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 20:12:03,166 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 20:12:03,418 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 20:12:03,419 INFO L309 CfgBuilder]: Removed 6 assume(true) statements. [2023-11-23 20:12:03,421 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:12:03 BoogieIcfgContainer [2023-11-23 20:12:03,421 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 20:12:03,422 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-23 20:12:03,423 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-23 20:12:03,433 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-23 20:12:03,434 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:12:03" (1/1) ... [2023-11-23 20:12:03,435 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) [2023-11-23 20:12:03,442 INFO L158 Benchmark]: Toolchain (without parser) took 2258.89ms. Allocated memory is still 104.9MB. Free memory was 81.8MB in the beginning and 60.1MB in the end (delta: 21.6MB). Peak memory consumption was 23.8MB. Max. memory is 16.1GB. [2023-11-23 20:12:03,442 INFO L158 Benchmark]: CDTParser took 0.76ms. Allocated memory is still 75.5MB. Free memory is still 51.8MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 20:12:03,444 INFO L158 Benchmark]: CACSL2BoogieTranslator took 525.70ms. Allocated memory is still 104.9MB. Free memory was 81.8MB in the beginning and 67.1MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-23 20:12:03,444 INFO L158 Benchmark]: Boogie Procedure Inliner took 101.67ms. Allocated memory is still 104.9MB. Free memory was 67.1MB in the beginning and 64.6MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-23 20:12:03,446 INFO L158 Benchmark]: Boogie Preprocessor took 89.76ms. Allocated memory is still 104.9MB. Free memory was 64.6MB in the beginning and 61.8MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-23 20:12:03,447 INFO L158 Benchmark]: RCFGBuilder took 1516.08ms. Allocated memory is still 104.9MB. Free memory was 61.8MB in the beginning and 60.9MB in the end (delta: 933.0kB). Peak memory consumption was 30.1MB. Max. memory is 16.1GB. [2023-11-23 20:12:03,448 INFO L158 Benchmark]: CodeCheck took 17.55ms. Allocated memory is still 104.9MB. Free memory was 60.9MB in the beginning and 60.1MB in the end (delta: 773.2kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-23 20:12:03,458 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 0.76ms. Allocated memory is still 75.5MB. Free memory is still 51.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 525.70ms. Allocated memory is still 104.9MB. Free memory was 81.8MB in the beginning and 67.1MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 101.67ms. Allocated memory is still 104.9MB. Free memory was 67.1MB in the beginning and 64.6MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 89.76ms. Allocated memory is still 104.9MB. Free memory was 64.6MB in the beginning and 61.8MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1516.08ms. Allocated memory is still 104.9MB. Free memory was 61.8MB in the beginning and 60.9MB in the end (delta: 933.0kB). Peak memory consumption was 30.1MB. Max. memory is 16.1GB. * CodeCheck took 17.55ms. Allocated memory is still 104.9MB. Free memory was 60.9MB in the beginning and 60.1MB in the end (delta: 773.2kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-23 20:12:03,507 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_614ae70e-5d37-4bed-86af-e869032ca66c/bin/ukojak-verify-1t5iHCbJaC/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