./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/weaver/unroll-cond-2.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfa712-6e1a-4cf1-9020-4434c27d266c/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfa712-6e1a-4cf1-9020-4434c27d266c/bin/ukojak-verify-afCqCEvfdi/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfa712-6e1a-4cf1-9020-4434c27d266c/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfa712-6e1a-4cf1-9020-4434c27d266c/bin/ukojak-verify-afCqCEvfdi/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/weaver/unroll-cond-2.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfa712-6e1a-4cf1-9020-4434c27d266c/bin/ukojak-verify-afCqCEvfdi/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfa712-6e1a-4cf1-9020-4434c27d266c/bin/ukojak-verify-afCqCEvfdi --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 4f5c6e2b4939ff0e3b5a44ab7f8c3e5d18f7e9fd12beb8fad487ea501e8fa48b --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 23:07:20,823 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 23:07:20,917 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfa712-6e1a-4cf1-9020-4434c27d266c/bin/ukojak-verify-afCqCEvfdi/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2023-11-24 23:07:20,922 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 23:07:20,923 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-24 23:07:20,967 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 23:07:20,970 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 23:07:20,972 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 23:07:20,973 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 23:07:20,977 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 23:07:20,978 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 23:07:20,978 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 23:07:20,979 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 23:07:20,981 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-24 23:07:20,981 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-24 23:07:20,982 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-24 23:07:20,982 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 23:07:20,982 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-24 23:07:20,983 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 23:07:20,983 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 23:07:20,984 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 23:07:20,984 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 23:07:20,985 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 23:07:20,985 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 23:07:20,986 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:07:20,987 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 23:07:20,987 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 23:07:20,987 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-24 23:07:20,988 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 23:07:20,988 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_78dfa712-6e1a-4cf1-9020-4434c27d266c/bin/ukojak-verify-afCqCEvfdi/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfa712-6e1a-4cf1-9020-4434c27d266c/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4f5c6e2b4939ff0e3b5a44ab7f8c3e5d18f7e9fd12beb8fad487ea501e8fa48b [2023-11-24 23:07:21,230 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 23:07:21,252 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 23:07:21,254 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 23:07:21,256 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 23:07:21,256 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 23:07:21,258 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfa712-6e1a-4cf1-9020-4434c27d266c/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/weaver/unroll-cond-2.wvr.c [2023-11-24 23:07:24,434 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 23:07:24,685 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 23:07:24,686 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfa712-6e1a-4cf1-9020-4434c27d266c/sv-benchmarks/c/weaver/unroll-cond-2.wvr.c [2023-11-24 23:07:24,695 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfa712-6e1a-4cf1-9020-4434c27d266c/bin/ukojak-verify-afCqCEvfdi/data/31efd6a52/6630875165354973b6ed8fca292ec02f/FLAG0036a128d [2023-11-24 23:07:24,715 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfa712-6e1a-4cf1-9020-4434c27d266c/bin/ukojak-verify-afCqCEvfdi/data/31efd6a52/6630875165354973b6ed8fca292ec02f [2023-11-24 23:07:24,721 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 23:07:24,723 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 23:07:24,729 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 23:07:24,729 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 23:07:24,734 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 23:07:24,736 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:07:24" (1/1) ... [2023-11-24 23:07:24,738 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1084f51e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:07:24, skipping insertion in model container [2023-11-24 23:07:24,738 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:07:24" (1/1) ... [2023-11-24 23:07:24,764 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 23:07:24,954 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:07:24,964 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 23:07:24,991 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:07:25,007 INFO L206 MainTranslator]: Completed translation [2023-11-24 23:07:25,008 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:07:25 WrapperNode [2023-11-24 23:07:25,008 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 23:07:25,009 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 23:07:25,009 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 23:07:25,009 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 23:07:25,015 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:07:25" (1/1) ... [2023-11-24 23:07:25,029 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:07:25" (1/1) ... [2023-11-24 23:07:25,058 INFO L138 Inliner]: procedures = 24, calls = 34, calls flagged for inlining = 12, calls inlined = 12, statements flattened = 148 [2023-11-24 23:07:25,059 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 23:07:25,059 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 23:07:25,060 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 23:07:25,060 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 23:07:25,070 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:07:25" (1/1) ... [2023-11-24 23:07:25,070 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:07:25" (1/1) ... [2023-11-24 23:07:25,074 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:07:25" (1/1) ... [2023-11-24 23:07:25,074 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:07:25" (1/1) ... [2023-11-24 23:07:25,085 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:07:25" (1/1) ... [2023-11-24 23:07:25,090 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:07:25" (1/1) ... [2023-11-24 23:07:25,092 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:07:25" (1/1) ... [2023-11-24 23:07:25,094 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:07:25" (1/1) ... [2023-11-24 23:07:25,098 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 23:07:25,099 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 23:07:25,099 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 23:07:25,099 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 23:07:25,100 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:07:25" (1/1) ... [2023-11-24 23:07:25,106 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:07:25,123 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfa712-6e1a-4cf1-9020-4434c27d266c/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 23:07:25,139 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfa712-6e1a-4cf1-9020-4434c27d266c/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 23:07:25,165 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfa712-6e1a-4cf1-9020-4434c27d266c/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 23:07:25,184 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 23:07:25,184 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-24 23:07:25,185 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-24 23:07:25,185 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-24 23:07:25,185 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-24 23:07:25,185 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-24 23:07:25,186 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-24 23:07:25,186 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-24 23:07:25,186 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-24 23:07:25,186 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 23:07:25,186 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 23:07:25,187 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-24 23:07:25,187 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-24 23:07:25,189 WARN L213 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-24 23:07:25,298 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 23:07:25,300 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 23:07:25,732 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 23:07:25,749 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 23:07:25,749 INFO L309 CfgBuilder]: Removed 3 assume(true) statements. [2023-11-24 23:07:25,751 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:07:25 BoogieIcfgContainer [2023-11-24 23:07:25,751 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 23:07:25,752 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 23:07:25,752 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 23:07:25,763 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 23:07:25,763 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:07:25" (1/1) ... [2023-11-24 23:07:25,764 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Concurrent programs are currently unsupported at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:174) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:359) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-11-24 23:07:25,768 INFO L158 Benchmark]: Toolchain (without parser) took 1043.67ms. Allocated memory is still 153.1MB. Free memory was 107.8MB in the beginning and 70.7MB in the end (delta: 37.1MB). Peak memory consumption was 37.7MB. Max. memory is 16.1GB. [2023-11-24 23:07:25,773 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 111.1MB. Free memory was 56.8MB in the beginning and 56.7MB in the end (delta: 136.5kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 23:07:25,773 INFO L158 Benchmark]: CACSL2BoogieTranslator took 278.97ms. Allocated memory is still 153.1MB. Free memory was 107.8MB in the beginning and 96.0MB in the end (delta: 11.9MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-24 23:07:25,774 INFO L158 Benchmark]: Boogie Procedure Inliner took 50.28ms. Allocated memory is still 153.1MB. Free memory was 96.0MB in the beginning and 93.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 23:07:25,775 INFO L158 Benchmark]: Boogie Preprocessor took 38.30ms. Allocated memory is still 153.1MB. Free memory was 93.9MB in the beginning and 92.4MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 23:07:25,776 INFO L158 Benchmark]: RCFGBuilder took 652.65ms. Allocated memory is still 153.1MB. Free memory was 92.4MB in the beginning and 71.5MB in the end (delta: 20.9MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2023-11-24 23:07:25,776 INFO L158 Benchmark]: CodeCheck took 13.98ms. Allocated memory is still 153.1MB. Free memory was 71.5MB in the beginning and 70.7MB in the end (delta: 837.0kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 23:07:25,780 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 0.32ms. Allocated memory is still 111.1MB. Free memory was 56.8MB in the beginning and 56.7MB in the end (delta: 136.5kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 278.97ms. Allocated memory is still 153.1MB. Free memory was 107.8MB in the beginning and 96.0MB in the end (delta: 11.9MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 50.28ms. Allocated memory is still 153.1MB. Free memory was 96.0MB in the beginning and 93.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 38.30ms. Allocated memory is still 153.1MB. Free memory was 93.9MB in the beginning and 92.4MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 652.65ms. Allocated memory is still 153.1MB. Free memory was 92.4MB in the beginning and 71.5MB in the end (delta: 20.9MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * CodeCheck took 13.98ms. Allocated memory is still 153.1MB. Free memory was 71.5MB in the beginning and 70.7MB in the end (delta: 837.0kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-24 23:07:25,806 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfa712-6e1a-4cf1-9020-4434c27d266c/bin/ukojak-verify-afCqCEvfdi/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_78dfa712-6e1a-4cf1-9020-4434c27d266c/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfa712-6e1a-4cf1-9020-4434c27d266c/bin/ukojak-verify-afCqCEvfdi/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfa712-6e1a-4cf1-9020-4434c27d266c/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfa712-6e1a-4cf1-9020-4434c27d266c/bin/ukojak-verify-afCqCEvfdi/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/weaver/unroll-cond-2.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfa712-6e1a-4cf1-9020-4434c27d266c/bin/ukojak-verify-afCqCEvfdi/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfa712-6e1a-4cf1-9020-4434c27d266c/bin/ukojak-verify-afCqCEvfdi --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 4f5c6e2b4939ff0e3b5a44ab7f8c3e5d18f7e9fd12beb8fad487ea501e8fa48b --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 23:07:28,437 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 23:07:28,506 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfa712-6e1a-4cf1-9020-4434c27d266c/bin/ukojak-verify-afCqCEvfdi/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf [2023-11-24 23:07:28,555 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 23:07:28,556 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 23:07:28,557 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 23:07:28,558 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 23:07:28,558 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 23:07:28,559 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 23:07:28,560 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 23:07:28,560 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 23:07:28,561 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-24 23:07:28,562 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-24 23:07:28,562 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-24 23:07:28,563 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 23:07:28,563 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-24 23:07:28,564 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-24 23:07:28,565 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-24 23:07:28,565 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-24 23:07:28,566 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 23:07:28,566 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 23:07:28,567 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 23:07:28,567 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 23:07:28,568 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 23:07:28,568 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-24 23:07:28,569 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-24 23:07:28,569 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 23:07:28,570 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:07:28,570 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 23:07:28,571 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 23:07:28,571 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-24 23:07:28,572 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-24 23:07:28,572 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-24 23:07:28,572 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-24 23:07:28,573 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_78dfa712-6e1a-4cf1-9020-4434c27d266c/bin/ukojak-verify-afCqCEvfdi/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfa712-6e1a-4cf1-9020-4434c27d266c/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4f5c6e2b4939ff0e3b5a44ab7f8c3e5d18f7e9fd12beb8fad487ea501e8fa48b [2023-11-24 23:07:28,967 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 23:07:28,989 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 23:07:28,992 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 23:07:28,993 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 23:07:28,994 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 23:07:28,995 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfa712-6e1a-4cf1-9020-4434c27d266c/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/weaver/unroll-cond-2.wvr.c [2023-11-24 23:07:32,240 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 23:07:32,475 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 23:07:32,475 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfa712-6e1a-4cf1-9020-4434c27d266c/sv-benchmarks/c/weaver/unroll-cond-2.wvr.c [2023-11-24 23:07:32,485 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfa712-6e1a-4cf1-9020-4434c27d266c/bin/ukojak-verify-afCqCEvfdi/data/82c9e5cc1/93c8e15000db45e7881c957cf7c3c435/FLAG625b42e6d [2023-11-24 23:07:32,500 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfa712-6e1a-4cf1-9020-4434c27d266c/bin/ukojak-verify-afCqCEvfdi/data/82c9e5cc1/93c8e15000db45e7881c957cf7c3c435 [2023-11-24 23:07:32,509 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 23:07:32,511 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 23:07:32,514 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 23:07:32,514 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 23:07:32,520 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 23:07:32,522 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:07:32" (1/1) ... [2023-11-24 23:07:32,526 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5fa0f12c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:07:32, skipping insertion in model container [2023-11-24 23:07:32,526 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:07:32" (1/1) ... [2023-11-24 23:07:32,557 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 23:07:32,837 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:07:32,850 INFO L199 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2023-11-24 23:07:32,855 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 23:07:32,871 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:07:32,876 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 23:07:32,918 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:07:32,936 INFO L206 MainTranslator]: Completed translation [2023-11-24 23:07:32,936 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:07:32 WrapperNode [2023-11-24 23:07:32,937 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 23:07:32,938 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 23:07:32,938 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 23:07:32,938 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 23:07:32,946 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:07:32" (1/1) ... [2023-11-24 23:07:32,957 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:07:32" (1/1) ... [2023-11-24 23:07:32,999 INFO L138 Inliner]: procedures = 26, calls = 34, calls flagged for inlining = 12, calls inlined = 12, statements flattened = 146 [2023-11-24 23:07:32,999 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 23:07:33,000 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 23:07:33,001 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 23:07:33,004 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 23:07:33,013 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:07:32" (1/1) ... [2023-11-24 23:07:33,013 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:07:32" (1/1) ... [2023-11-24 23:07:33,034 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:07:32" (1/1) ... [2023-11-24 23:07:33,034 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:07:32" (1/1) ... [2023-11-24 23:07:33,042 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:07:32" (1/1) ... [2023-11-24 23:07:33,058 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:07:32" (1/1) ... [2023-11-24 23:07:33,060 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:07:32" (1/1) ... [2023-11-24 23:07:33,062 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:07:32" (1/1) ... [2023-11-24 23:07:33,065 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 23:07:33,066 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 23:07:33,066 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 23:07:33,066 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 23:07:33,067 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:07:32" (1/1) ... [2023-11-24 23:07:33,072 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:07:33,095 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfa712-6e1a-4cf1-9020-4434c27d266c/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 23:07:33,111 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfa712-6e1a-4cf1-9020-4434c27d266c/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 23:07:33,138 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfa712-6e1a-4cf1-9020-4434c27d266c/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 23:07:33,164 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 23:07:33,164 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-24 23:07:33,165 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-24 23:07:33,165 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-24 23:07:33,165 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-24 23:07:33,166 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-24 23:07:33,166 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-24 23:07:33,166 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-24 23:07:33,166 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-24 23:07:33,166 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 23:07:33,167 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 23:07:33,167 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-24 23:07:33,167 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-24 23:07:33,168 WARN L213 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-24 23:07:33,317 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 23:07:33,321 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 23:07:33,910 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 23:07:33,945 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 23:07:33,945 INFO L309 CfgBuilder]: Removed 3 assume(true) statements. [2023-11-24 23:07:33,953 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:07:33 BoogieIcfgContainer [2023-11-24 23:07:33,953 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 23:07:33,954 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 23:07:33,954 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 23:07:33,965 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 23:07:33,965 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:07:33" (1/1) ... [2023-11-24 23:07:33,971 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Concurrent programs are currently unsupported at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:174) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:359) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-11-24 23:07:33,983 INFO L158 Benchmark]: Toolchain (without parser) took 1470.99ms. Allocated memory is still 83.9MB. Free memory was 43.5MB in the beginning and 59.4MB in the end (delta: -15.9MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 23:07:33,986 INFO L158 Benchmark]: CDTParser took 0.50ms. Allocated memory is still 83.9MB. Free memory is still 61.0MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 23:07:33,987 INFO L158 Benchmark]: CACSL2BoogieTranslator took 423.00ms. Allocated memory is still 83.9MB. Free memory was 43.2MB in the beginning and 58.8MB in the end (delta: -15.6MB). Peak memory consumption was 12.4MB. Max. memory is 16.1GB. [2023-11-24 23:07:33,989 INFO L158 Benchmark]: Boogie Procedure Inliner took 61.43ms. Allocated memory is still 83.9MB. Free memory was 58.8MB in the beginning and 56.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 23:07:33,990 INFO L158 Benchmark]: Boogie Preprocessor took 65.21ms. Allocated memory is still 83.9MB. Free memory was 56.7MB in the beginning and 55.0MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 23:07:33,991 INFO L158 Benchmark]: RCFGBuilder took 887.16ms. Allocated memory is still 83.9MB. Free memory was 55.0MB in the beginning and 60.4MB in the end (delta: -5.4MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. [2023-11-24 23:07:33,992 INFO L158 Benchmark]: CodeCheck took 26.83ms. Allocated memory is still 83.9MB. Free memory was 60.4MB in the beginning and 59.4MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 23:07:33,997 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 0.50ms. Allocated memory is still 83.9MB. Free memory is still 61.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 423.00ms. Allocated memory is still 83.9MB. Free memory was 43.2MB in the beginning and 58.8MB in the end (delta: -15.6MB). Peak memory consumption was 12.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 61.43ms. Allocated memory is still 83.9MB. Free memory was 58.8MB in the beginning and 56.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 65.21ms. Allocated memory is still 83.9MB. Free memory was 56.7MB in the beginning and 55.0MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 887.16ms. Allocated memory is still 83.9MB. Free memory was 55.0MB in the beginning and 60.4MB in the end (delta: -5.4MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. * CodeCheck took 26.83ms. Allocated memory is still 83.9MB. Free memory was 60.4MB in the beginning and 59.4MB 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. [2023-11-24 23:07:34,024 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfa712-6e1a-4cf1-9020-4434c27d266c/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported