./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 0e0057cc 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_e30d554c-8c2d-43c9-a5fb-c47d219a5d15/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e30d554c-8c2d-43c9-a5fb-c47d219a5d15/bin/ukojak-verify-afCqCEvfdi/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e30d554c-8c2d-43c9-a5fb-c47d219a5d15/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e30d554c-8c2d-43c9-a5fb-c47d219a5d15/bin/ukojak-verify-afCqCEvfdi/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_e30d554c-8c2d-43c9-a5fb-c47d219a5d15/bin/ukojak-verify-afCqCEvfdi/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e30d554c-8c2d-43c9-a5fb-c47d219a5d15/bin/ukojak-verify-afCqCEvfdi --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 48ddce9ee02b3ea4431cf137593b71facb450c3e223dbff4f116c3c0ac1377b5 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 22:54:59,408 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 22:54:59,527 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e30d554c-8c2d-43c9-a5fb-c47d219a5d15/bin/ukojak-verify-afCqCEvfdi/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2023-11-24 22:54:59,537 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 22:54:59,539 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-24 22:54:59,579 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 22:54:59,581 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 22:54:59,582 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 22:54:59,583 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 22:54:59,590 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 22:54:59,591 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 22:54:59,591 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 22:54:59,592 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 22:54:59,594 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-24 22:54:59,595 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-24 22:54:59,595 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-24 22:54:59,596 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 22:54:59,596 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-24 22:54:59,597 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 22:54:59,597 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 22:54:59,598 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 22:54:59,598 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 22:54:59,599 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 22:54:59,600 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 22:54:59,600 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:54:59,601 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 22:54:59,601 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 22:54:59,602 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-24 22:54:59,602 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 22:54:59,602 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_e30d554c-8c2d-43c9-a5fb-c47d219a5d15/bin/ukojak-verify-afCqCEvfdi/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e30d554c-8c2d-43c9-a5fb-c47d219a5d15/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 48ddce9ee02b3ea4431cf137593b71facb450c3e223dbff4f116c3c0ac1377b5 [2023-11-24 22:54:59,934 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 22:54:59,965 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 22:54:59,968 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 22:54:59,970 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 22:54:59,970 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 22:54:59,972 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e30d554c-8c2d-43c9-a5fb-c47d219a5d15/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/weaver/chl-nzb-file-symm.wvr.c [2023-11-24 22:55:03,097 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 22:55:03,328 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 22:55:03,329 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e30d554c-8c2d-43c9-a5fb-c47d219a5d15/sv-benchmarks/c/weaver/chl-nzb-file-symm.wvr.c [2023-11-24 22:55:03,340 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e30d554c-8c2d-43c9-a5fb-c47d219a5d15/bin/ukojak-verify-afCqCEvfdi/data/9f5b203cc/56b67db37b5c49789ba8436738076048/FLAGe24f529a7 [2023-11-24 22:55:03,356 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e30d554c-8c2d-43c9-a5fb-c47d219a5d15/bin/ukojak-verify-afCqCEvfdi/data/9f5b203cc/56b67db37b5c49789ba8436738076048 [2023-11-24 22:55:03,359 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 22:55:03,361 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 22:55:03,363 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 22:55:03,363 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 22:55:03,369 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 22:55:03,370 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:55:03" (1/1) ... [2023-11-24 22:55:03,372 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@39e8337b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:55:03, skipping insertion in model container [2023-11-24 22:55:03,372 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:55:03" (1/1) ... [2023-11-24 22:55:03,425 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 22:55:03,789 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:55:03,805 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 22:55:03,883 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:55:03,906 INFO L206 MainTranslator]: Completed translation [2023-11-24 22:55:03,907 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:55:03 WrapperNode [2023-11-24 22:55:03,907 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 22:55:03,909 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 22:55:03,909 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 22:55:03,910 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 22:55:03,919 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:55:03" (1/1) ... [2023-11-24 22:55:03,933 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:55:03" (1/1) ... [2023-11-24 22:55:03,983 INFO L138 Inliner]: procedures = 25, calls = 56, calls flagged for inlining = 22, calls inlined = 30, statements flattened = 411 [2023-11-24 22:55:03,983 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 22:55:03,984 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 22:55:03,984 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 22:55:03,985 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 22:55:03,994 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:55:03" (1/1) ... [2023-11-24 22:55:03,995 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:55:03" (1/1) ... [2023-11-24 22:55:04,001 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:55:03" (1/1) ... [2023-11-24 22:55:04,001 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:55:03" (1/1) ... [2023-11-24 22:55:04,019 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:55:03" (1/1) ... [2023-11-24 22:55:04,026 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:55:03" (1/1) ... [2023-11-24 22:55:04,030 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:55:03" (1/1) ... [2023-11-24 22:55:04,033 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:55:03" (1/1) ... [2023-11-24 22:55:04,040 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 22:55:04,041 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 22:55:04,041 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 22:55:04,042 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 22:55:04,043 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:55:03" (1/1) ... [2023-11-24 22:55:04,049 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:55:04,082 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e30d554c-8c2d-43c9-a5fb-c47d219a5d15/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 22:55:04,132 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e30d554c-8c2d-43c9-a5fb-c47d219a5d15/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 22:55:04,162 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e30d554c-8c2d-43c9-a5fb-c47d219a5d15/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 22:55:04,180 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 22:55:04,181 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-24 22:55:04,181 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-24 22:55:04,181 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-24 22:55:04,181 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-24 22:55:04,181 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-24 22:55:04,181 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-24 22:55:04,182 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-24 22:55:04,182 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-24 22:55:04,182 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-24 22:55:04,182 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 22:55:04,182 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 22:55:04,183 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-24 22:55:04,185 WARN L213 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-24 22:55:04,334 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 22:55:04,336 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 22:55:05,367 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 22:55:05,409 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 22:55:05,410 INFO L309 CfgBuilder]: Removed 4 assume(true) statements. [2023-11-24 22:55:05,412 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:55:05 BoogieIcfgContainer [2023-11-24 22:55:05,412 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 22:55:05,413 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 22:55:05,421 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 22:55:05,432 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 22:55:05,432 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:55:05" (1/1) ... [2023-11-24 22:55:05,433 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Concurrent programs are currently unsupported at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:174) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:359) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-11-24 22:55:05,437 INFO L158 Benchmark]: Toolchain (without parser) took 2075.09ms. Allocated memory was 119.5MB in the beginning and 172.0MB in the end (delta: 52.4MB). Free memory was 75.1MB in the beginning and 118.8MB in the end (delta: -43.7MB). Peak memory consumption was 10.8MB. Max. memory is 16.1GB. [2023-11-24 22:55:05,438 INFO L158 Benchmark]: CDTParser took 0.26ms. Allocated memory is still 119.5MB. Free memory is still 93.0MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 22:55:05,438 INFO L158 Benchmark]: CACSL2BoogieTranslator took 544.89ms. Allocated memory is still 119.5MB. Free memory was 74.9MB in the beginning and 61.3MB in the end (delta: 13.6MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-24 22:55:05,439 INFO L158 Benchmark]: Boogie Procedure Inliner took 74.89ms. Allocated memory is still 119.5MB. Free memory was 61.0MB in the beginning and 57.8MB in the end (delta: 3.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-24 22:55:05,440 INFO L158 Benchmark]: Boogie Preprocessor took 56.09ms. Allocated memory is still 119.5MB. Free memory was 57.8MB in the beginning and 55.1MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 22:55:05,441 INFO L158 Benchmark]: RCFGBuilder took 1371.18ms. Allocated memory was 119.5MB in the beginning and 172.0MB in the end (delta: 52.4MB). Free memory was 55.1MB in the beginning and 119.7MB in the end (delta: -64.7MB). Peak memory consumption was 27.5MB. Max. memory is 16.1GB. [2023-11-24 22:55:05,442 INFO L158 Benchmark]: CodeCheck took 22.14ms. Allocated memory is still 172.0MB. Free memory was 119.7MB in the beginning and 118.8MB in the end (delta: 966.9kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 22:55:05,446 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 0.26ms. Allocated memory is still 119.5MB. Free memory is still 93.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 544.89ms. Allocated memory is still 119.5MB. Free memory was 74.9MB in the beginning and 61.3MB in the end (delta: 13.6MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 74.89ms. Allocated memory is still 119.5MB. Free memory was 61.0MB in the beginning and 57.8MB in the end (delta: 3.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 56.09ms. Allocated memory is still 119.5MB. Free memory was 57.8MB in the beginning and 55.1MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1371.18ms. Allocated memory was 119.5MB in the beginning and 172.0MB in the end (delta: 52.4MB). Free memory was 55.1MB in the beginning and 119.7MB in the end (delta: -64.7MB). Peak memory consumption was 27.5MB. Max. memory is 16.1GB. * CodeCheck took 22.14ms. Allocated memory is still 172.0MB. Free memory was 119.7MB in the beginning and 118.8MB in the end (delta: 966.9kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-24 22:55:05,472 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e30d554c-8c2d-43c9-a5fb-c47d219a5d15/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e30d554c-8c2d-43c9-a5fb-c47d219a5d15/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e30d554c-8c2d-43c9-a5fb-c47d219a5d15/bin/ukojak-verify-afCqCEvfdi/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e30d554c-8c2d-43c9-a5fb-c47d219a5d15/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e30d554c-8c2d-43c9-a5fb-c47d219a5d15/bin/ukojak-verify-afCqCEvfdi/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_e30d554c-8c2d-43c9-a5fb-c47d219a5d15/bin/ukojak-verify-afCqCEvfdi/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e30d554c-8c2d-43c9-a5fb-c47d219a5d15/bin/ukojak-verify-afCqCEvfdi --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 48ddce9ee02b3ea4431cf137593b71facb450c3e223dbff4f116c3c0ac1377b5 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 22:55:08,306 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 22:55:08,394 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e30d554c-8c2d-43c9-a5fb-c47d219a5d15/bin/ukojak-verify-afCqCEvfdi/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf [2023-11-24 22:55:08,430 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 22:55:08,431 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 22:55:08,432 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 22:55:08,433 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 22:55:08,433 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 22:55:08,434 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 22:55:08,435 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 22:55:08,435 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 22:55:08,436 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-24 22:55:08,437 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-24 22:55:08,437 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-24 22:55:08,438 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 22:55:08,439 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-24 22:55:08,439 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-24 22:55:08,440 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-24 22:55:08,440 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-24 22:55:08,441 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 22:55:08,441 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 22:55:08,442 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 22:55:08,442 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 22:55:08,443 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 22:55:08,443 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-24 22:55:08,444 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-24 22:55:08,444 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 22:55:08,445 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:55:08,445 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 22:55:08,446 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 22:55:08,446 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-24 22:55:08,447 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-24 22:55:08,447 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-24 22:55:08,447 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-24 22:55:08,448 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_e30d554c-8c2d-43c9-a5fb-c47d219a5d15/bin/ukojak-verify-afCqCEvfdi/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e30d554c-8c2d-43c9-a5fb-c47d219a5d15/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 48ddce9ee02b3ea4431cf137593b71facb450c3e223dbff4f116c3c0ac1377b5 [2023-11-24 22:55:08,876 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 22:55:08,922 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 22:55:08,933 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 22:55:08,935 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 22:55:08,935 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 22:55:08,937 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e30d554c-8c2d-43c9-a5fb-c47d219a5d15/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/weaver/chl-nzb-file-symm.wvr.c [2023-11-24 22:55:12,163 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 22:55:12,476 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 22:55:12,477 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e30d554c-8c2d-43c9-a5fb-c47d219a5d15/sv-benchmarks/c/weaver/chl-nzb-file-symm.wvr.c [2023-11-24 22:55:12,488 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e30d554c-8c2d-43c9-a5fb-c47d219a5d15/bin/ukojak-verify-afCqCEvfdi/data/c50cbc750/28f9bd48d9d54cf19d782051a230b2b7/FLAG8cc716c4c [2023-11-24 22:55:12,507 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e30d554c-8c2d-43c9-a5fb-c47d219a5d15/bin/ukojak-verify-afCqCEvfdi/data/c50cbc750/28f9bd48d9d54cf19d782051a230b2b7 [2023-11-24 22:55:12,510 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 22:55:12,512 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 22:55:12,513 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 22:55:12,514 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 22:55:12,519 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 22:55:12,520 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:55:12" (1/1) ... [2023-11-24 22:55:12,522 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@149a844b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:55:12, skipping insertion in model container [2023-11-24 22:55:12,522 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:55:12" (1/1) ... [2023-11-24 22:55:12,556 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 22:55:12,846 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:55:12,874 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 22:55:12,928 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:55:12,948 INFO L206 MainTranslator]: Completed translation [2023-11-24 22:55:12,949 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:55:12 WrapperNode [2023-11-24 22:55:12,949 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 22:55:12,950 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 22:55:12,950 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 22:55:12,950 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 22:55:12,957 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:55:12" (1/1) ... [2023-11-24 22:55:12,973 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:55:12" (1/1) ... [2023-11-24 22:55:13,076 INFO L138 Inliner]: procedures = 27, calls = 56, calls flagged for inlining = 22, calls inlined = 30, statements flattened = 399 [2023-11-24 22:55:13,084 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 22:55:13,085 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 22:55:13,086 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 22:55:13,086 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 22:55:13,095 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:55:12" (1/1) ... [2023-11-24 22:55:13,096 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:55:12" (1/1) ... [2023-11-24 22:55:13,105 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:55:12" (1/1) ... [2023-11-24 22:55:13,105 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:55:12" (1/1) ... [2023-11-24 22:55:13,125 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:55:12" (1/1) ... [2023-11-24 22:55:13,132 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:55:12" (1/1) ... [2023-11-24 22:55:13,137 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:55:12" (1/1) ... [2023-11-24 22:55:13,140 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:55:12" (1/1) ... [2023-11-24 22:55:13,148 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 22:55:13,149 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 22:55:13,149 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 22:55:13,149 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 22:55:13,150 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:55:12" (1/1) ... [2023-11-24 22:55:13,157 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:55:13,174 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e30d554c-8c2d-43c9-a5fb-c47d219a5d15/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 22:55:13,202 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e30d554c-8c2d-43c9-a5fb-c47d219a5d15/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 22:55:13,239 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e30d554c-8c2d-43c9-a5fb-c47d219a5d15/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 22:55:13,266 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 22:55:13,266 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2023-11-24 22:55:13,266 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-24 22:55:13,267 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-24 22:55:13,267 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-24 22:55:13,268 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-24 22:55:13,268 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-24 22:55:13,269 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-24 22:55:13,269 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-24 22:55:13,269 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-24 22:55:13,269 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 22:55:13,269 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 22:55:13,270 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2023-11-24 22:55:13,270 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-24 22:55:13,270 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-24 22:55:13,272 WARN L213 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-24 22:55:13,434 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 22:55:13,437 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 22:55:14,730 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 22:55:14,771 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 22:55:14,773 INFO L309 CfgBuilder]: Removed 4 assume(true) statements. [2023-11-24 22:55:14,775 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:55:14 BoogieIcfgContainer [2023-11-24 22:55:14,777 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 22:55:14,778 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 22:55:14,779 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 22:55:14,791 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 22:55:14,792 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:55:14" (1/1) ... [2023-11-24 22:55:14,793 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Concurrent programs are currently unsupported at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:174) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:359) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-11-24 22:55:14,800 INFO L158 Benchmark]: Toolchain (without parser) took 2287.24ms. Allocated memory was 79.7MB in the beginning and 107.0MB in the end (delta: 27.3MB). Free memory was 55.9MB in the beginning and 55.1MB in the end (delta: 743.0kB). Peak memory consumption was 29.2MB. Max. memory is 16.1GB. [2023-11-24 22:55:14,801 INFO L158 Benchmark]: CDTParser took 0.82ms. Allocated memory is still 79.7MB. Free memory was 55.6MB in the beginning and 55.4MB in the end (delta: 152.3kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 22:55:14,803 INFO L158 Benchmark]: CACSL2BoogieTranslator took 435.83ms. Allocated memory is still 79.7MB. Free memory was 55.7MB in the beginning and 41.7MB in the end (delta: 13.9MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-24 22:55:14,804 INFO L158 Benchmark]: Boogie Procedure Inliner took 134.65ms. Allocated memory is still 79.7MB. Free memory was 41.5MB in the beginning and 58.0MB in the end (delta: -16.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-24 22:55:14,806 INFO L158 Benchmark]: Boogie Preprocessor took 62.80ms. Allocated memory is still 79.7MB. Free memory was 58.0MB in the beginning and 55.0MB in the end (delta: 3.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 22:55:14,807 INFO L158 Benchmark]: RCFGBuilder took 1628.85ms. Allocated memory was 79.7MB in the beginning and 107.0MB in the end (delta: 27.3MB). Free memory was 54.7MB in the beginning and 56.2MB in the end (delta: -1.5MB). Peak memory consumption was 27.8MB. Max. memory is 16.1GB. [2023-11-24 22:55:14,808 INFO L158 Benchmark]: CodeCheck took 19.47ms. Allocated memory is still 107.0MB. Free memory was 55.7MB in the beginning and 55.1MB in the end (delta: 551.6kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 22:55:14,821 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 0.82ms. Allocated memory is still 79.7MB. Free memory was 55.6MB in the beginning and 55.4MB in the end (delta: 152.3kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 435.83ms. Allocated memory is still 79.7MB. Free memory was 55.7MB in the beginning and 41.7MB in the end (delta: 13.9MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 134.65ms. Allocated memory is still 79.7MB. Free memory was 41.5MB in the beginning and 58.0MB in the end (delta: -16.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 62.80ms. Allocated memory is still 79.7MB. Free memory was 58.0MB in the beginning and 55.0MB in the end (delta: 3.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1628.85ms. Allocated memory was 79.7MB in the beginning and 107.0MB in the end (delta: 27.3MB). Free memory was 54.7MB in the beginning and 56.2MB in the end (delta: -1.5MB). Peak memory consumption was 27.8MB. Max. memory is 16.1GB. * CodeCheck took 19.47ms. Allocated memory is still 107.0MB. Free memory was 55.7MB in the beginning and 55.1MB in the end (delta: 551.6kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-24 22:55:14,856 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e30d554c-8c2d-43c9-a5fb-c47d219a5d15/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported