./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/weaver/clever.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 9bd2c7ff Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c97d0afb-14b8-4163-aac8-f21aa9bb9393/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c97d0afb-14b8-4163-aac8-f21aa9bb9393/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c97d0afb-14b8-4163-aac8-f21aa9bb9393/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c97d0afb-14b8-4163-aac8-f21aa9bb9393/bin/ukojak-verify-G8NBE6pJGL/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/weaver/clever.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c97d0afb-14b8-4163-aac8-f21aa9bb9393/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c97d0afb-14b8-4163-aac8-f21aa9bb9393/bin/ukojak-verify-G8NBE6pJGL --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash f1b460e4dbdd0bf3097d690d1720c7a2141566e2aa4ca1ed003c7fa25661851d --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 04:07:21,676 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 04:07:21,787 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c97d0afb-14b8-4163-aac8-f21aa9bb9393/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2023-11-19 04:07:21,792 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 04:07:21,793 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 04:07:21,837 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 04:07:21,839 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 04:07:21,839 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 04:07:21,840 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 04:07:21,845 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 04:07:21,846 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 04:07:21,846 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 04:07:21,847 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 04:07:21,848 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-19 04:07:21,849 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-19 04:07:21,849 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-19 04:07:21,849 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 04:07:21,850 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 04:07:21,850 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 04:07:21,851 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 04:07:21,851 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 04:07:21,852 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 04:07:21,852 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 04:07:21,854 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 04:07:21,855 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 04:07:21,855 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 04:07:21,856 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 04:07:21,856 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 04:07:21,857 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 04:07:21,857 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_c97d0afb-14b8-4163-aac8-f21aa9bb9393/bin/ukojak-verify-G8NBE6pJGL/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c97d0afb-14b8-4163-aac8-f21aa9bb9393/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f1b460e4dbdd0bf3097d690d1720c7a2141566e2aa4ca1ed003c7fa25661851d [2023-11-19 04:07:22,157 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 04:07:22,191 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 04:07:22,193 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 04:07:22,195 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 04:07:22,196 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 04:07:22,197 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c97d0afb-14b8-4163-aac8-f21aa9bb9393/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/weaver/clever.wvr.c [2023-11-19 04:07:25,259 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 04:07:25,510 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 04:07:25,511 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c97d0afb-14b8-4163-aac8-f21aa9bb9393/sv-benchmarks/c/weaver/clever.wvr.c [2023-11-19 04:07:25,519 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c97d0afb-14b8-4163-aac8-f21aa9bb9393/bin/ukojak-verify-G8NBE6pJGL/data/0a90a72f6/54ff3d6be8fa491e8a05ded77b114e06/FLAGfe81b002f [2023-11-19 04:07:25,533 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c97d0afb-14b8-4163-aac8-f21aa9bb9393/bin/ukojak-verify-G8NBE6pJGL/data/0a90a72f6/54ff3d6be8fa491e8a05ded77b114e06 [2023-11-19 04:07:25,541 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 04:07:25,545 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 04:07:25,551 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 04:07:25,551 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 04:07:25,556 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 04:07:25,557 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:07:25" (1/1) ... [2023-11-19 04:07:25,558 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2330e3d9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:25, skipping insertion in model container [2023-11-19 04:07:25,559 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:07:25" (1/1) ... [2023-11-19 04:07:25,588 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 04:07:25,820 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:07:25,831 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 04:07:25,854 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:07:25,876 INFO L206 MainTranslator]: Completed translation [2023-11-19 04:07:25,877 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:25 WrapperNode [2023-11-19 04:07:25,877 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 04:07:25,878 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 04:07:25,878 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 04:07:25,878 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 04:07:25,886 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:25" (1/1) ... [2023-11-19 04:07:25,904 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:25" (1/1) ... [2023-11-19 04:07:25,945 INFO L138 Inliner]: procedures = 19, calls = 22, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 86 [2023-11-19 04:07:25,946 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 04:07:25,946 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 04:07:25,947 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 04:07:25,947 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 04:07:25,956 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:25" (1/1) ... [2023-11-19 04:07:25,956 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:25" (1/1) ... [2023-11-19 04:07:25,959 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:25" (1/1) ... [2023-11-19 04:07:25,960 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:25" (1/1) ... [2023-11-19 04:07:25,971 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:25" (1/1) ... [2023-11-19 04:07:25,975 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:25" (1/1) ... [2023-11-19 04:07:25,977 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:25" (1/1) ... [2023-11-19 04:07:25,978 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:25" (1/1) ... [2023-11-19 04:07:25,981 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 04:07:25,982 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 04:07:25,982 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 04:07:25,982 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 04:07:25,983 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:25" (1/1) ... [2023-11-19 04:07:26,002 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 04:07:26,020 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c97d0afb-14b8-4163-aac8-f21aa9bb9393/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 04:07:26,032 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c97d0afb-14b8-4163-aac8-f21aa9bb9393/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 04:07:26,059 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c97d0afb-14b8-4163-aac8-f21aa9bb9393/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 04:07:26,079 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 04:07:26,079 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-19 04:07:26,080 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-19 04:07:26,080 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-19 04:07:26,080 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-19 04:07:26,080 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 04:07:26,081 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 04:07:26,081 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 04:07:26,081 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 04:07:26,081 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 04:07:26,082 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 04:07:26,083 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 04:07:26,085 WARN L210 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-19 04:07:26,189 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 04:07:26,191 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 04:07:26,491 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 04:07:26,501 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 04:07:26,501 INFO L302 CfgBuilder]: Removed 3 assume(true) statements. [2023-11-19 04:07:26,506 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:07:26 BoogieIcfgContainer [2023-11-19 04:07:26,506 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 04:07:26,507 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 04:07:26,507 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 04:07:26,517 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 04:07:26,517 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:07:26" (1/1) ... [2023-11-19 04:07:26,517 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Concurrent programs are currently unsupported at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:174) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:359) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-11-19 04:07:26,521 INFO L158 Benchmark]: Toolchain (without parser) took 975.22ms. Allocated memory is still 144.7MB. Free memory was 114.3MB in the beginning and 83.0MB in the end (delta: 31.3MB). Peak memory consumption was 31.5MB. Max. memory is 16.1GB. [2023-11-19 04:07:26,521 INFO L158 Benchmark]: CDTParser took 0.21ms. Allocated memory is still 144.7MB. Free memory was 119.1MB in the beginning and 119.1MB in the end (delta: 72.4kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 04:07:26,522 INFO L158 Benchmark]: CACSL2BoogieTranslator took 326.38ms. Allocated memory is still 144.7MB. Free memory was 114.3MB in the beginning and 103.0MB in the end (delta: 11.2MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-11-19 04:07:26,523 INFO L158 Benchmark]: Boogie Procedure Inliner took 67.84ms. Allocated memory is still 144.7MB. Free memory was 103.0MB in the beginning and 101.3MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 04:07:26,523 INFO L158 Benchmark]: Boogie Preprocessor took 34.58ms. Allocated memory is still 144.7MB. Free memory was 101.3MB in the beginning and 100.0MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 04:07:26,524 INFO L158 Benchmark]: RCFGBuilder took 524.31ms. Allocated memory is still 144.7MB. Free memory was 100.0MB in the beginning and 84.2MB in the end (delta: 15.8MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-19 04:07:26,525 INFO L158 Benchmark]: CodeCheck took 12.43ms. Allocated memory is still 144.7MB. Free memory was 84.2MB in the beginning and 83.0MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 04:07:26,528 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 0.21ms. Allocated memory is still 144.7MB. Free memory was 119.1MB in the beginning and 119.1MB in the end (delta: 72.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 326.38ms. Allocated memory is still 144.7MB. Free memory was 114.3MB in the beginning and 103.0MB in the end (delta: 11.2MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 67.84ms. Allocated memory is still 144.7MB. Free memory was 103.0MB in the beginning and 101.3MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 34.58ms. Allocated memory is still 144.7MB. Free memory was 101.3MB in the beginning and 100.0MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 524.31ms. Allocated memory is still 144.7MB. Free memory was 100.0MB in the beginning and 84.2MB in the end (delta: 15.8MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * CodeCheck took 12.43ms. Allocated memory is still 144.7MB. Free memory was 84.2MB in the beginning and 83.0MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-19 04:07:26,560 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c97d0afb-14b8-4163-aac8-f21aa9bb9393/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c97d0afb-14b8-4163-aac8-f21aa9bb9393/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c97d0afb-14b8-4163-aac8-f21aa9bb9393/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c97d0afb-14b8-4163-aac8-f21aa9bb9393/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c97d0afb-14b8-4163-aac8-f21aa9bb9393/bin/ukojak-verify-G8NBE6pJGL/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/weaver/clever.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c97d0afb-14b8-4163-aac8-f21aa9bb9393/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c97d0afb-14b8-4163-aac8-f21aa9bb9393/bin/ukojak-verify-G8NBE6pJGL --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash f1b460e4dbdd0bf3097d690d1720c7a2141566e2aa4ca1ed003c7fa25661851d --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 04:07:29,188 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 04:07:29,259 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c97d0afb-14b8-4163-aac8-f21aa9bb9393/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf [2023-11-19 04:07:29,342 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 04:07:29,343 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 04:07:29,344 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 04:07:29,345 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 04:07:29,345 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 04:07:29,346 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 04:07:29,351 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 04:07:29,352 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 04:07:29,352 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-19 04:07:29,353 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-19 04:07:29,354 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-19 04:07:29,355 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 04:07:29,355 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-19 04:07:29,356 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-19 04:07:29,356 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-19 04:07:29,357 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 04:07:29,358 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 04:07:29,358 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 04:07:29,359 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 04:07:29,360 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 04:07:29,360 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 04:07:29,361 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 04:07:29,361 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-19 04:07:29,362 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 04:07:29,363 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 04:07:29,363 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 04:07:29,364 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 04:07:29,365 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-19 04:07:29,365 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 04:07:29,366 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-19 04:07:29,366 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 04:07:29,366 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_c97d0afb-14b8-4163-aac8-f21aa9bb9393/bin/ukojak-verify-G8NBE6pJGL/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c97d0afb-14b8-4163-aac8-f21aa9bb9393/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f1b460e4dbdd0bf3097d690d1720c7a2141566e2aa4ca1ed003c7fa25661851d [2023-11-19 04:07:29,736 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 04:07:29,771 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 04:07:29,779 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 04:07:29,782 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 04:07:29,782 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 04:07:29,784 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c97d0afb-14b8-4163-aac8-f21aa9bb9393/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/weaver/clever.wvr.c [2023-11-19 04:07:32,823 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 04:07:33,105 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 04:07:33,105 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c97d0afb-14b8-4163-aac8-f21aa9bb9393/sv-benchmarks/c/weaver/clever.wvr.c [2023-11-19 04:07:33,113 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c97d0afb-14b8-4163-aac8-f21aa9bb9393/bin/ukojak-verify-G8NBE6pJGL/data/6ae72825b/9a0df855f0424c96817863d6806e6691/FLAGba7892a92 [2023-11-19 04:07:33,127 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c97d0afb-14b8-4163-aac8-f21aa9bb9393/bin/ukojak-verify-G8NBE6pJGL/data/6ae72825b/9a0df855f0424c96817863d6806e6691 [2023-11-19 04:07:33,130 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 04:07:33,131 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 04:07:33,132 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 04:07:33,132 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 04:07:33,137 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 04:07:33,138 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:07:33" (1/1) ... [2023-11-19 04:07:33,139 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@60b8f7b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:33, skipping insertion in model container [2023-11-19 04:07:33,140 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:07:33" (1/1) ... [2023-11-19 04:07:33,166 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 04:07:33,348 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:07:33,363 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 04:07:33,385 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:07:33,408 INFO L206 MainTranslator]: Completed translation [2023-11-19 04:07:33,408 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:33 WrapperNode [2023-11-19 04:07:33,409 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 04:07:33,411 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 04:07:33,411 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 04:07:33,411 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 04:07:33,419 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:33" (1/1) ... [2023-11-19 04:07:33,440 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:33" (1/1) ... [2023-11-19 04:07:33,472 INFO L138 Inliner]: procedures = 21, calls = 22, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 81 [2023-11-19 04:07:33,472 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 04:07:33,473 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 04:07:33,473 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 04:07:33,474 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 04:07:33,483 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:33" (1/1) ... [2023-11-19 04:07:33,484 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:33" (1/1) ... [2023-11-19 04:07:33,494 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:33" (1/1) ... [2023-11-19 04:07:33,495 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:33" (1/1) ... [2023-11-19 04:07:33,512 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:33" (1/1) ... [2023-11-19 04:07:33,521 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:33" (1/1) ... [2023-11-19 04:07:33,529 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:33" (1/1) ... [2023-11-19 04:07:33,532 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:33" (1/1) ... [2023-11-19 04:07:33,539 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 04:07:33,543 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 04:07:33,543 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 04:07:33,543 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 04:07:33,544 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:33" (1/1) ... [2023-11-19 04:07:33,550 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 04:07:33,567 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c97d0afb-14b8-4163-aac8-f21aa9bb9393/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 04:07:33,583 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c97d0afb-14b8-4163-aac8-f21aa9bb9393/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 04:07:33,634 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 04:07:33,634 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-19 04:07:33,634 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-19 04:07:33,635 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-19 04:07:33,635 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-19 04:07:33,635 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-19 04:07:33,635 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 04:07:33,636 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-19 04:07:33,636 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 04:07:33,612 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c97d0afb-14b8-4163-aac8-f21aa9bb9393/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 04:07:33,637 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 04:07:33,637 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 04:07:33,637 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-19 04:07:33,639 WARN L210 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-19 04:07:33,821 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 04:07:33,835 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 04:07:34,188 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 04:07:34,198 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 04:07:34,198 INFO L302 CfgBuilder]: Removed 3 assume(true) statements. [2023-11-19 04:07:34,212 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:07:34 BoogieIcfgContainer [2023-11-19 04:07:34,212 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 04:07:34,213 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 04:07:34,213 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 04:07:34,224 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 04:07:34,224 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:07:34" (1/1) ... [2023-11-19 04:07:34,225 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Concurrent programs are currently unsupported at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:174) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:359) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-11-19 04:07:34,229 INFO L158 Benchmark]: Toolchain (without parser) took 1097.32ms. Allocated memory is still 92.3MB. Free memory was 69.0MB in the beginning and 59.6MB in the end (delta: 9.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2023-11-19 04:07:34,230 INFO L158 Benchmark]: CDTParser took 0.65ms. Allocated memory is still 58.7MB. Free memory is still 35.0MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 04:07:34,231 INFO L158 Benchmark]: CACSL2BoogieTranslator took 276.85ms. Allocated memory is still 92.3MB. Free memory was 68.7MB in the beginning and 57.2MB in the end (delta: 11.6MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-11-19 04:07:34,232 INFO L158 Benchmark]: Boogie Procedure Inliner took 61.81ms. Allocated memory is still 92.3MB. Free memory was 56.9MB in the beginning and 55.2MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 04:07:34,232 INFO L158 Benchmark]: Boogie Preprocessor took 68.80ms. Allocated memory is still 92.3MB. Free memory was 55.2MB in the beginning and 53.9MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 04:07:34,233 INFO L158 Benchmark]: RCFGBuilder took 669.92ms. Allocated memory is still 92.3MB. Free memory was 53.6MB in the beginning and 60.6MB in the end (delta: -7.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2023-11-19 04:07:34,234 INFO L158 Benchmark]: CodeCheck took 13.98ms. Allocated memory is still 92.3MB. Free memory was 60.6MB in the beginning and 59.6MB in the end (delta: 964.6kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 04:07:34,238 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 0.65ms. Allocated memory is still 58.7MB. Free memory is still 35.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 276.85ms. Allocated memory is still 92.3MB. Free memory was 68.7MB in the beginning and 57.2MB in the end (delta: 11.6MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 61.81ms. Allocated memory is still 92.3MB. Free memory was 56.9MB in the beginning and 55.2MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 68.80ms. Allocated memory is still 92.3MB. Free memory was 55.2MB in the beginning and 53.9MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 669.92ms. Allocated memory is still 92.3MB. Free memory was 53.6MB in the beginning and 60.6MB in the end (delta: -7.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * CodeCheck took 13.98ms. Allocated memory is still 92.3MB. Free memory was 60.6MB in the beginning and 59.6MB in the end (delta: 964.6kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-19 04:07:34,284 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c97d0afb-14b8-4163-aac8-f21aa9bb9393/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported