./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/weaver/chl-nzb-file-symm.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 9bd2c7ff Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a13c75eb-fc23-44f6-bf37-8203d4db2ae5/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a13c75eb-fc23-44f6-bf37-8203d4db2ae5/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_a13c75eb-fc23-44f6-bf37-8203d4db2ae5/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a13c75eb-fc23-44f6-bf37-8203d4db2ae5/bin/ukojak-verify-G8NBE6pJGL/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/weaver/chl-nzb-file-symm.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a13c75eb-fc23-44f6-bf37-8203d4db2ae5/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_a13c75eb-fc23-44f6-bf37-8203d4db2ae5/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 48ddce9ee02b3ea4431cf137593b71facb450c3e223dbff4f116c3c0ac1377b5 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:41:21,518 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:41:21,640 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a13c75eb-fc23-44f6-bf37-8203d4db2ae5/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2023-11-19 03:41:21,649 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 03:41:21,650 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 03:41:21,689 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:41:21,690 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:41:21,691 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:41:21,692 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:41:21,697 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 03:41:21,699 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 03:41:21,699 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 03:41:21,700 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:41:21,702 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-19 03:41:21,702 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-19 03:41:21,703 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-19 03:41:21,703 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:41:21,704 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 03:41:21,704 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 03:41:21,705 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:41:21,706 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:41:21,706 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:41:21,707 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:41:21,708 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:41:21,709 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:41:21,709 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:41:21,710 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:41:21,710 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 03:41:21,711 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 03:41:21,711 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_a13c75eb-fc23-44f6-bf37-8203d4db2ae5/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a13c75eb-fc23-44f6-bf37-8203d4db2ae5/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 48ddce9ee02b3ea4431cf137593b71facb450c3e223dbff4f116c3c0ac1377b5 [2023-11-19 03:41:22,028 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:41:22,063 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:41:22,066 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:41:22,068 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:41:22,069 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:41:22,070 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a13c75eb-fc23-44f6-bf37-8203d4db2ae5/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/weaver/chl-nzb-file-symm.wvr.c [2023-11-19 03:41:25,324 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:41:25,531 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:41:25,532 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a13c75eb-fc23-44f6-bf37-8203d4db2ae5/sv-benchmarks/c/weaver/chl-nzb-file-symm.wvr.c [2023-11-19 03:41:25,543 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a13c75eb-fc23-44f6-bf37-8203d4db2ae5/bin/ukojak-verify-G8NBE6pJGL/data/49d7062b7/ae50783d9bf6413190b45c81749d876d/FLAG07c24bcdf [2023-11-19 03:41:25,563 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a13c75eb-fc23-44f6-bf37-8203d4db2ae5/bin/ukojak-verify-G8NBE6pJGL/data/49d7062b7/ae50783d9bf6413190b45c81749d876d [2023-11-19 03:41:25,570 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:41:25,572 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:41:25,576 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:41:25,577 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:41:25,582 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:41:25,583 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:41:25" (1/1) ... [2023-11-19 03:41:25,584 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@62e4c205 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:41:25, skipping insertion in model container [2023-11-19 03:41:25,585 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:41:25" (1/1) ... [2023-11-19 03:41:25,615 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:41:25,822 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:41:25,833 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:41:25,878 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:41:25,903 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:41:25,904 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:41:25 WrapperNode [2023-11-19 03:41:25,904 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:41:25,905 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:41:25,905 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:41:25,905 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:41:25,913 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:41:25" (1/1) ... [2023-11-19 03:41:25,925 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:41:25" (1/1) ... [2023-11-19 03:41:25,982 INFO L138 Inliner]: procedures = 25, calls = 56, calls flagged for inlining = 22, calls inlined = 30, statements flattened = 411 [2023-11-19 03:41:25,982 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:41:25,983 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:41:25,983 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:41:25,983 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:41:26,008 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:41:25" (1/1) ... [2023-11-19 03:41:26,008 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:41:25" (1/1) ... [2023-11-19 03:41:26,017 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:41:25" (1/1) ... [2023-11-19 03:41:26,018 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:41:25" (1/1) ... [2023-11-19 03:41:26,045 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:41:25" (1/1) ... [2023-11-19 03:41:26,064 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:41:25" (1/1) ... [2023-11-19 03:41:26,068 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:41:25" (1/1) ... [2023-11-19 03:41:26,071 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:41:25" (1/1) ... [2023-11-19 03:41:26,076 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:41:26,077 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:41:26,078 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:41:26,078 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:41:26,079 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:41:25" (1/1) ... [2023-11-19 03:41:26,085 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:41:26,101 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a13c75eb-fc23-44f6-bf37-8203d4db2ae5/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:41:26,113 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a13c75eb-fc23-44f6-bf37-8203d4db2ae5/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:41:26,126 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a13c75eb-fc23-44f6-bf37-8203d4db2ae5/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:41:26,167 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:41:26,167 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 03:41:26,167 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 03:41:26,167 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 03:41:26,168 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-19 03:41:26,168 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-19 03:41:26,168 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-19 03:41:26,168 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-19 03:41:26,168 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 03:41:26,169 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-19 03:41:26,169 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:41:26,169 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:41:26,169 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 03:41:26,171 WARN L210 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-19 03:41:26,304 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:41:26,307 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:41:27,249 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:41:27,264 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:41:27,264 INFO L302 CfgBuilder]: Removed 4 assume(true) statements. [2023-11-19 03:41:27,271 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:41:27 BoogieIcfgContainer [2023-11-19 03:41:27,272 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:41:27,273 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:41:27,273 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:41:27,283 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:41:27,284 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:41:27" (1/1) ... [2023-11-19 03:41:27,285 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Concurrent programs are currently unsupported at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:174) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:359) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-11-19 03:41:27,289 INFO L158 Benchmark]: Toolchain (without parser) took 1716.07ms. Allocated memory is still 178.3MB. Free memory was 131.0MB in the beginning and 136.3MB in the end (delta: -5.3MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:41:27,290 INFO L158 Benchmark]: CDTParser took 0.37ms. Allocated memory is still 132.1MB. Free memory is still 71.8MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:41:27,290 INFO L158 Benchmark]: CACSL2BoogieTranslator took 327.76ms. Allocated memory is still 178.3MB. Free memory was 130.4MB in the beginning and 116.8MB in the end (delta: 13.6MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-19 03:41:27,291 INFO L158 Benchmark]: Boogie Procedure Inliner took 77.74ms. Allocated memory is still 178.3MB. Free memory was 116.8MB in the beginning and 113.6MB in the end (delta: 3.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 03:41:27,292 INFO L158 Benchmark]: Boogie Preprocessor took 93.63ms. Allocated memory is still 178.3MB. Free memory was 113.6MB in the beginning and 110.6MB in the end (delta: 3.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-19 03:41:27,293 INFO L158 Benchmark]: RCFGBuilder took 1194.41ms. Allocated memory is still 178.3MB. Free memory was 110.6MB in the beginning and 137.6MB in the end (delta: -27.0MB). Peak memory consumption was 41.0MB. Max. memory is 16.1GB. [2023-11-19 03:41:27,294 INFO L158 Benchmark]: CodeCheck took 14.83ms. Allocated memory is still 178.3MB. Free memory was 137.6MB in the beginning and 136.3MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 03:41:27,297 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 0.37ms. Allocated memory is still 132.1MB. Free memory is still 71.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 327.76ms. Allocated memory is still 178.3MB. Free memory was 130.4MB in the beginning and 116.8MB in the end (delta: 13.6MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 77.74ms. Allocated memory is still 178.3MB. Free memory was 116.8MB in the beginning and 113.6MB in the end (delta: 3.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 93.63ms. Allocated memory is still 178.3MB. Free memory was 113.6MB in the beginning and 110.6MB in the end (delta: 3.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 1194.41ms. Allocated memory is still 178.3MB. Free memory was 110.6MB in the beginning and 137.6MB in the end (delta: -27.0MB). Peak memory consumption was 41.0MB. Max. memory is 16.1GB. * CodeCheck took 14.83ms. Allocated memory is still 178.3MB. Free memory was 137.6MB in the beginning and 136.3MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-19 03:41:27,342 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a13c75eb-fc23-44f6-bf37-8203d4db2ae5/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 Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a13c75eb-fc23-44f6-bf37-8203d4db2ae5/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a13c75eb-fc23-44f6-bf37-8203d4db2ae5/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_a13c75eb-fc23-44f6-bf37-8203d4db2ae5/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a13c75eb-fc23-44f6-bf37-8203d4db2ae5/bin/ukojak-verify-G8NBE6pJGL/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/weaver/chl-nzb-file-symm.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a13c75eb-fc23-44f6-bf37-8203d4db2ae5/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_a13c75eb-fc23-44f6-bf37-8203d4db2ae5/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 48ddce9ee02b3ea4431cf137593b71facb450c3e223dbff4f116c3c0ac1377b5 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:41:30,066 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:41:30,199 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a13c75eb-fc23-44f6-bf37-8203d4db2ae5/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf [2023-11-19 03:41:30,249 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:41:30,251 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:41:30,252 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:41:30,252 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:41:30,253 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 03:41:30,254 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 03:41:30,259 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 03:41:30,260 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:41:30,260 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-19 03:41:30,261 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-19 03:41:30,262 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-19 03:41:30,263 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:41:30,263 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-19 03:41:30,264 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-19 03:41:30,264 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-19 03:41:30,265 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 03:41:30,265 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 03:41:30,265 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:41:30,266 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:41:30,266 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:41:30,267 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:41:30,267 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 03:41:30,268 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-19 03:41:30,268 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:41:30,269 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:41:30,269 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:41:30,270 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:41:30,271 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-19 03:41:30,271 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 03:41:30,272 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-19 03:41:30,272 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 03:41:30,272 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_a13c75eb-fc23-44f6-bf37-8203d4db2ae5/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a13c75eb-fc23-44f6-bf37-8203d4db2ae5/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 48ddce9ee02b3ea4431cf137593b71facb450c3e223dbff4f116c3c0ac1377b5 [2023-11-19 03:41:30,672 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:41:30,696 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:41:30,698 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:41:30,700 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:41:30,700 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:41:30,702 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a13c75eb-fc23-44f6-bf37-8203d4db2ae5/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/weaver/chl-nzb-file-symm.wvr.c [2023-11-19 03:41:33,806 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:41:34,095 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:41:34,096 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a13c75eb-fc23-44f6-bf37-8203d4db2ae5/sv-benchmarks/c/weaver/chl-nzb-file-symm.wvr.c [2023-11-19 03:41:34,106 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a13c75eb-fc23-44f6-bf37-8203d4db2ae5/bin/ukojak-verify-G8NBE6pJGL/data/2b3bc08d6/acb6d77ed93c47f8aa8a14d336c6cfa3/FLAG8aeaad8e2 [2023-11-19 03:41:34,121 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a13c75eb-fc23-44f6-bf37-8203d4db2ae5/bin/ukojak-verify-G8NBE6pJGL/data/2b3bc08d6/acb6d77ed93c47f8aa8a14d336c6cfa3 [2023-11-19 03:41:34,124 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:41:34,125 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:41:34,126 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:41:34,127 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:41:34,131 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:41:34,132 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:41:34" (1/1) ... [2023-11-19 03:41:34,133 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@45eca397 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:41:34, skipping insertion in model container [2023-11-19 03:41:34,133 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:41:34" (1/1) ... [2023-11-19 03:41:34,169 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:41:34,430 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:41:34,464 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:41:34,562 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:41:34,598 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:41:34,599 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:41:34 WrapperNode [2023-11-19 03:41:34,599 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:41:34,602 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:41:34,602 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:41:34,602 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:41:34,611 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:41:34" (1/1) ... [2023-11-19 03:41:34,640 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:41:34" (1/1) ... [2023-11-19 03:41:34,682 INFO L138 Inliner]: procedures = 27, calls = 56, calls flagged for inlining = 22, calls inlined = 30, statements flattened = 399 [2023-11-19 03:41:34,682 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:41:34,683 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:41:34,683 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:41:34,684 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:41:34,696 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:41:34" (1/1) ... [2023-11-19 03:41:34,696 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:41:34" (1/1) ... [2023-11-19 03:41:34,703 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:41:34" (1/1) ... [2023-11-19 03:41:34,704 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:41:34" (1/1) ... [2023-11-19 03:41:34,756 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:41:34" (1/1) ... [2023-11-19 03:41:34,762 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:41:34" (1/1) ... [2023-11-19 03:41:34,766 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:41:34" (1/1) ... [2023-11-19 03:41:34,769 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:41:34" (1/1) ... [2023-11-19 03:41:34,787 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:41:34,788 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:41:34,789 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:41:34,789 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:41:34,790 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:41:34" (1/1) ... [2023-11-19 03:41:34,797 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:41:34,820 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a13c75eb-fc23-44f6-bf37-8203d4db2ae5/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:41:34,835 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a13c75eb-fc23-44f6-bf37-8203d4db2ae5/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:41:34,857 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a13c75eb-fc23-44f6-bf37-8203d4db2ae5/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:41:34,890 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:41:34,890 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2023-11-19 03:41:34,890 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-19 03:41:34,891 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 03:41:34,891 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-19 03:41:34,891 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-19 03:41:34,893 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-19 03:41:34,893 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-19 03:41:34,893 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-19 03:41:34,894 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-19 03:41:34,894 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:41:34,894 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:41:34,894 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2023-11-19 03:41:34,895 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 03:41:34,895 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-19 03:41:34,897 WARN L210 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-19 03:41:35,127 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:41:35,130 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:41:36,271 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:41:36,286 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:41:36,286 INFO L302 CfgBuilder]: Removed 4 assume(true) statements. [2023-11-19 03:41:36,294 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:41:36 BoogieIcfgContainer [2023-11-19 03:41:36,294 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:41:36,295 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:41:36,295 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:41:36,306 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:41:36,306 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:41:36" (1/1) ... [2023-11-19 03:41:36,307 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Concurrent programs are currently unsupported at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:174) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:359) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-11-19 03:41:36,312 INFO L158 Benchmark]: Toolchain (without parser) took 2186.32ms. Allocated memory was 69.2MB in the beginning and 90.2MB in the end (delta: 21.0MB). Free memory was 45.0MB in the beginning and 41.0MB in the end (delta: 4.0MB). Peak memory consumption was 27.2MB. Max. memory is 16.1GB. [2023-11-19 03:41:36,313 INFO L158 Benchmark]: CDTParser took 0.46ms. Allocated memory is still 69.2MB. Free memory was 44.6MB in the beginning and 44.5MB in the end (delta: 61.6kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:41:36,314 INFO L158 Benchmark]: CACSL2BoogieTranslator took 473.09ms. Allocated memory was 69.2MB in the beginning and 90.2MB in the end (delta: 21.0MB). Free memory was 44.8MB in the beginning and 66.9MB in the end (delta: -22.1MB). Peak memory consumption was 16.0MB. Max. memory is 16.1GB. [2023-11-19 03:41:36,315 INFO L158 Benchmark]: Boogie Procedure Inliner took 81.01ms. Allocated memory is still 90.2MB. Free memory was 66.9MB in the beginning and 63.7MB in the end (delta: 3.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 03:41:36,316 INFO L158 Benchmark]: Boogie Preprocessor took 104.17ms. Allocated memory is still 90.2MB. Free memory was 63.7MB in the beginning and 60.6MB in the end (delta: 3.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-19 03:41:36,317 INFO L158 Benchmark]: RCFGBuilder took 1505.78ms. Allocated memory is still 90.2MB. Free memory was 60.6MB in the beginning and 42.2MB in the end (delta: 18.4MB). Peak memory consumption was 25.8MB. Max. memory is 16.1GB. [2023-11-19 03:41:36,318 INFO L158 Benchmark]: CodeCheck took 15.38ms. Allocated memory is still 90.2MB. Free memory was 41.9MB in the beginning and 41.0MB in the end (delta: 893.4kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 03:41:36,322 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 0.46ms. Allocated memory is still 69.2MB. Free memory was 44.6MB in the beginning and 44.5MB in the end (delta: 61.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 473.09ms. Allocated memory was 69.2MB in the beginning and 90.2MB in the end (delta: 21.0MB). Free memory was 44.8MB in the beginning and 66.9MB in the end (delta: -22.1MB). Peak memory consumption was 16.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 81.01ms. Allocated memory is still 90.2MB. Free memory was 66.9MB in the beginning and 63.7MB in the end (delta: 3.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 104.17ms. Allocated memory is still 90.2MB. Free memory was 63.7MB in the beginning and 60.6MB in the end (delta: 3.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 1505.78ms. Allocated memory is still 90.2MB. Free memory was 60.6MB in the beginning and 42.2MB in the end (delta: 18.4MB). Peak memory consumption was 25.8MB. Max. memory is 16.1GB. * CodeCheck took 15.38ms. Allocated memory is still 90.2MB. Free memory was 41.9MB in the beginning and 41.0MB in the end (delta: 893.4kB). 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 03:41:36,363 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a13c75eb-fc23-44f6-bf37-8203d4db2ae5/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