./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/weaver/popl20-commit-1.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 9bd2c7ff Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f29d32ea-8d83-4b5b-a16f-26bcf444f9cd/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f29d32ea-8d83-4b5b-a16f-26bcf444f9cd/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_f29d32ea-8d83-4b5b-a16f-26bcf444f9cd/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f29d32ea-8d83-4b5b-a16f-26bcf444f9cd/bin/ukojak-verify-G8NBE6pJGL/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/weaver/popl20-commit-1.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f29d32ea-8d83-4b5b-a16f-26bcf444f9cd/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_f29d32ea-8d83-4b5b-a16f-26bcf444f9cd/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 73c55a951ef2b92a665c2c32d76e33a5a03bdbde67ee3c8e6748faf493088c7e --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:28:57,668 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:28:57,790 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f29d32ea-8d83-4b5b-a16f-26bcf444f9cd/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2023-11-19 03:28:57,801 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 03:28:57,802 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 03:28:57,824 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:28:57,825 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:28:57,826 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:28:57,826 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:28:57,827 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 03:28:57,828 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 03:28:57,828 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 03:28:57,829 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:28:57,829 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-19 03:28:57,830 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-19 03:28:57,831 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-19 03:28:57,831 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:28:57,832 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 03:28:57,832 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 03:28:57,833 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:28:57,833 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:28:57,834 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:28:57,834 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:28:57,835 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:28:57,835 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:28:57,836 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:28:57,836 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:28:57,837 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 03:28:57,837 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 03:28:57,838 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_f29d32ea-8d83-4b5b-a16f-26bcf444f9cd/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f29d32ea-8d83-4b5b-a16f-26bcf444f9cd/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 73c55a951ef2b92a665c2c32d76e33a5a03bdbde67ee3c8e6748faf493088c7e [2023-11-19 03:28:58,169 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:28:58,195 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:28:58,198 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:28:58,200 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:28:58,201 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:28:58,202 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f29d32ea-8d83-4b5b-a16f-26bcf444f9cd/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/weaver/popl20-commit-1.wvr.c [2023-11-19 03:29:01,296 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:29:01,531 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:29:01,531 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f29d32ea-8d83-4b5b-a16f-26bcf444f9cd/sv-benchmarks/c/weaver/popl20-commit-1.wvr.c [2023-11-19 03:29:01,541 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f29d32ea-8d83-4b5b-a16f-26bcf444f9cd/bin/ukojak-verify-G8NBE6pJGL/data/17e75a42d/763390c0fa25408da9a383904c102509/FLAGd0369818a [2023-11-19 03:29:01,557 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f29d32ea-8d83-4b5b-a16f-26bcf444f9cd/bin/ukojak-verify-G8NBE6pJGL/data/17e75a42d/763390c0fa25408da9a383904c102509 [2023-11-19 03:29:01,564 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:29:01,565 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:29:01,569 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:29:01,569 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:29:01,576 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:29:01,579 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:29:01" (1/1) ... [2023-11-19 03:29:01,581 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1ab8b291 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:29:01, skipping insertion in model container [2023-11-19 03:29:01,581 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:29:01" (1/1) ... [2023-11-19 03:29:01,609 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:29:01,854 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:29:01,873 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:29:01,919 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:29:01,928 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:29:01,929 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:29:01,937 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:29:01,937 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:29:01 WrapperNode [2023-11-19 03:29:01,937 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:29:01,939 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:29:01,939 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:29:01,939 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:29:01,946 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:29:01" (1/1) ... [2023-11-19 03:29:01,960 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:29:01" (1/1) ... [2023-11-19 03:29:02,003 INFO L138 Inliner]: procedures = 25, calls = 69, calls flagged for inlining = 21, calls inlined = 25, statements flattened = 354 [2023-11-19 03:29:02,004 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:29:02,005 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:29:02,005 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:29:02,005 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:29:02,016 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:29:01" (1/1) ... [2023-11-19 03:29:02,016 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:29:01" (1/1) ... [2023-11-19 03:29:02,022 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:29:01" (1/1) ... [2023-11-19 03:29:02,022 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:29:01" (1/1) ... [2023-11-19 03:29:02,038 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:29:01" (1/1) ... [2023-11-19 03:29:02,044 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:29:01" (1/1) ... [2023-11-19 03:29:02,047 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:29:01" (1/1) ... [2023-11-19 03:29:02,050 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:29:01" (1/1) ... [2023-11-19 03:29:02,056 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:29:02,057 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:29:02,057 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:29:02,057 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:29:02,058 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:29:01" (1/1) ... [2023-11-19 03:29:02,064 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:29:02,101 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f29d32ea-8d83-4b5b-a16f-26bcf444f9cd/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:29:02,127 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f29d32ea-8d83-4b5b-a16f-26bcf444f9cd/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:29:02,140 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f29d32ea-8d83-4b5b-a16f-26bcf444f9cd/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:29:02,166 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:29:02,167 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 03:29:02,167 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 03:29:02,167 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 03:29:02,167 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-19 03:29:02,168 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-19 03:29:02,168 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-19 03:29:02,168 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-19 03:29:02,168 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-11-19 03:29:02,168 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-11-19 03:29:02,169 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 03:29:02,169 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-19 03:29:02,169 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-19 03:29:02,169 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-19 03:29:02,170 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:29:02,170 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:29:02,170 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 03:29:02,172 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 03:29:02,304 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:29:02,306 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:29:03,030 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:29:03,289 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:29:03,290 INFO L302 CfgBuilder]: Removed 6 assume(true) statements. [2023-11-19 03:29:03,295 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:29:03 BoogieIcfgContainer [2023-11-19 03:29:03,296 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:29:03,297 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:29:03,297 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:29:03,308 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:29:03,308 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:29:03" (1/1) ... [2023-11-19 03:29:03,309 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 03:29:03,314 INFO L158 Benchmark]: Toolchain (without parser) took 1747.64ms. Allocated memory was 140.5MB in the beginning and 176.2MB in the end (delta: 35.7MB). Free memory was 93.4MB in the beginning and 89.6MB in the end (delta: 3.9MB). Peak memory consumption was 41.3MB. Max. memory is 16.1GB. [2023-11-19 03:29:03,315 INFO L158 Benchmark]: CDTParser took 0.26ms. Allocated memory is still 140.5MB. Free memory was 112.9MB in the beginning and 112.8MB in the end (delta: 94.9kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:29:03,315 INFO L158 Benchmark]: CACSL2BoogieTranslator took 368.95ms. Allocated memory is still 140.5MB. Free memory was 93.1MB in the beginning and 80.3MB in the end (delta: 12.8MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-19 03:29:03,316 INFO L158 Benchmark]: Boogie Procedure Inliner took 65.38ms. Allocated memory is still 140.5MB. Free memory was 80.3MB in the beginning and 77.3MB in the end (delta: 3.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-19 03:29:03,317 INFO L158 Benchmark]: Boogie Preprocessor took 51.48ms. Allocated memory is still 140.5MB. Free memory was 77.3MB in the beginning and 74.9MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 03:29:03,318 INFO L158 Benchmark]: RCFGBuilder took 1238.84ms. Allocated memory was 140.5MB in the beginning and 176.2MB in the end (delta: 35.7MB). Free memory was 74.9MB in the beginning and 90.5MB in the end (delta: -15.6MB). Peak memory consumption was 28.8MB. Max. memory is 16.1GB. [2023-11-19 03:29:03,318 INFO L158 Benchmark]: CodeCheck took 15.25ms. Allocated memory is still 176.2MB. Free memory was 90.5MB in the beginning and 89.6MB in the end (delta: 918.4kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:29:03,322 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 0.26ms. Allocated memory is still 140.5MB. Free memory was 112.9MB in the beginning and 112.8MB in the end (delta: 94.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 368.95ms. Allocated memory is still 140.5MB. Free memory was 93.1MB in the beginning and 80.3MB in the end (delta: 12.8MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 65.38ms. Allocated memory is still 140.5MB. Free memory was 80.3MB in the beginning and 77.3MB in the end (delta: 3.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 51.48ms. Allocated memory is still 140.5MB. Free memory was 77.3MB in the beginning and 74.9MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1238.84ms. Allocated memory was 140.5MB in the beginning and 176.2MB in the end (delta: 35.7MB). Free memory was 74.9MB in the beginning and 90.5MB in the end (delta: -15.6MB). Peak memory consumption was 28.8MB. Max. memory is 16.1GB. * CodeCheck took 15.25ms. Allocated memory is still 176.2MB. Free memory was 90.5MB in the beginning and 89.6MB in the end (delta: 918.4kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-19 03:29:03,385 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f29d32ea-8d83-4b5b-a16f-26bcf444f9cd/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-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f29d32ea-8d83-4b5b-a16f-26bcf444f9cd/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f29d32ea-8d83-4b5b-a16f-26bcf444f9cd/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_f29d32ea-8d83-4b5b-a16f-26bcf444f9cd/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f29d32ea-8d83-4b5b-a16f-26bcf444f9cd/bin/ukojak-verify-G8NBE6pJGL/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/weaver/popl20-commit-1.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f29d32ea-8d83-4b5b-a16f-26bcf444f9cd/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_f29d32ea-8d83-4b5b-a16f-26bcf444f9cd/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 73c55a951ef2b92a665c2c32d76e33a5a03bdbde67ee3c8e6748faf493088c7e --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:29:06,128 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:29:06,267 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f29d32ea-8d83-4b5b-a16f-26bcf444f9cd/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf [2023-11-19 03:29:06,312 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:29:06,314 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:29:06,315 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:29:06,316 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:29:06,316 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 03:29:06,317 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 03:29:06,322 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 03:29:06,323 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:29:06,323 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-19 03:29:06,324 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-19 03:29:06,326 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-19 03:29:06,326 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:29:06,326 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-19 03:29:06,327 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-19 03:29:06,327 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-19 03:29:06,328 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 03:29:06,328 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 03:29:06,329 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:29:06,329 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:29:06,330 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:29:06,330 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:29:06,330 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 03:29:06,331 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-19 03:29:06,332 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:29:06,332 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:29:06,333 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:29:06,333 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:29:06,335 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-19 03:29:06,335 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 03:29:06,335 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-19 03:29:06,336 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 03:29:06,336 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_f29d32ea-8d83-4b5b-a16f-26bcf444f9cd/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f29d32ea-8d83-4b5b-a16f-26bcf444f9cd/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 73c55a951ef2b92a665c2c32d76e33a5a03bdbde67ee3c8e6748faf493088c7e [2023-11-19 03:29:06,745 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:29:06,768 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:29:06,771 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:29:06,772 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:29:06,773 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:29:06,775 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f29d32ea-8d83-4b5b-a16f-26bcf444f9cd/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/weaver/popl20-commit-1.wvr.c [2023-11-19 03:29:09,919 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:29:10,171 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:29:10,172 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f29d32ea-8d83-4b5b-a16f-26bcf444f9cd/sv-benchmarks/c/weaver/popl20-commit-1.wvr.c [2023-11-19 03:29:10,185 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f29d32ea-8d83-4b5b-a16f-26bcf444f9cd/bin/ukojak-verify-G8NBE6pJGL/data/1a26317f7/630ee23152c64136add2460b77450b1b/FLAG45cea2680 [2023-11-19 03:29:10,200 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f29d32ea-8d83-4b5b-a16f-26bcf444f9cd/bin/ukojak-verify-G8NBE6pJGL/data/1a26317f7/630ee23152c64136add2460b77450b1b [2023-11-19 03:29:10,204 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:29:10,205 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:29:10,207 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:29:10,207 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:29:10,213 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:29:10,214 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:29:10" (1/1) ... [2023-11-19 03:29:10,215 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@a3ffa2f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:29:10, skipping insertion in model container [2023-11-19 03:29:10,215 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:29:10" (1/1) ... [2023-11-19 03:29:10,249 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:29:10,558 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:29:10,586 INFO L199 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2023-11-19 03:29:10,607 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:29:10,636 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:29:10,642 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:29:10,727 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:29:10,739 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:29:10,739 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:29:10,763 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:29:10,764 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:29:10 WrapperNode [2023-11-19 03:29:10,764 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:29:10,766 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:29:10,766 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:29:10,766 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:29:10,775 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:29:10" (1/1) ... [2023-11-19 03:29:10,830 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:29:10" (1/1) ... [2023-11-19 03:29:10,898 INFO L138 Inliner]: procedures = 27, calls = 69, calls flagged for inlining = 21, calls inlined = 25, statements flattened = 343 [2023-11-19 03:29:10,907 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:29:10,908 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:29:10,908 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:29:10,908 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:29:10,919 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:29:10" (1/1) ... [2023-11-19 03:29:10,920 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:29:10" (1/1) ... [2023-11-19 03:29:10,933 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:29:10" (1/1) ... [2023-11-19 03:29:10,948 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:29:10" (1/1) ... [2023-11-19 03:29:10,978 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:29:10" (1/1) ... [2023-11-19 03:29:10,991 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:29:10" (1/1) ... [2023-11-19 03:29:10,997 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:29:10" (1/1) ... [2023-11-19 03:29:11,006 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:29:10" (1/1) ... [2023-11-19 03:29:11,011 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:29:11,014 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:29:11,014 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:29:11,015 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:29:11,016 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:29:10" (1/1) ... [2023-11-19 03:29:11,023 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:29:11,037 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f29d32ea-8d83-4b5b-a16f-26bcf444f9cd/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:29:11,054 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f29d32ea-8d83-4b5b-a16f-26bcf444f9cd/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:29:11,084 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f29d32ea-8d83-4b5b-a16f-26bcf444f9cd/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:29:11,110 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:29:11,111 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-19 03:29:11,111 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 03:29:11,112 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-19 03:29:11,112 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-19 03:29:11,113 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-19 03:29:11,113 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-19 03:29:11,113 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-19 03:29:11,113 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-11-19 03:29:11,114 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-11-19 03:29:11,114 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-19 03:29:11,114 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-19 03:29:11,114 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-19 03:29:11,115 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:29:11,115 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:29:11,115 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 03:29:11,117 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-19 03:29:11,119 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 03:29:11,322 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:29:11,325 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:29:12,382 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:29:12,749 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:29:12,749 INFO L302 CfgBuilder]: Removed 6 assume(true) statements. [2023-11-19 03:29:12,760 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:29:12 BoogieIcfgContainer [2023-11-19 03:29:12,760 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:29:12,762 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:29:12,763 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:29:12,775 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:29:12,776 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:29:12" (1/1) ... [2023-11-19 03:29:12,777 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 03:29:12,784 INFO L158 Benchmark]: Toolchain (without parser) took 2577.43ms. Allocated memory was 73.4MB in the beginning and 94.4MB in the end (delta: 21.0MB). Free memory was 49.4MB in the beginning and 52.3MB in the end (delta: -2.9MB). Peak memory consumption was 20.2MB. Max. memory is 16.1GB. [2023-11-19 03:29:12,785 INFO L158 Benchmark]: CDTParser took 0.49ms. Allocated memory is still 73.4MB. Free memory was 49.3MB in the beginning and 49.2MB in the end (delta: 78.9kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:29:12,787 INFO L158 Benchmark]: CACSL2BoogieTranslator took 557.95ms. Allocated memory was 73.4MB in the beginning and 94.4MB in the end (delta: 21.0MB). Free memory was 49.3MB in the beginning and 72.3MB in the end (delta: -23.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-11-19 03:29:12,788 INFO L158 Benchmark]: Boogie Procedure Inliner took 141.17ms. Allocated memory is still 94.4MB. Free memory was 72.3MB in the beginning and 69.5MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 03:29:12,789 INFO L158 Benchmark]: Boogie Preprocessor took 105.31ms. Allocated memory is still 94.4MB. Free memory was 69.2MB in the beginning and 66.8MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 03:29:12,790 INFO L158 Benchmark]: RCFGBuilder took 1747.01ms. Allocated memory is still 94.4MB. Free memory was 66.8MB in the beginning and 53.5MB in the end (delta: 13.3MB). Peak memory consumption was 31.4MB. Max. memory is 16.1GB. [2023-11-19 03:29:12,792 INFO L158 Benchmark]: CodeCheck took 19.59ms. Allocated memory is still 94.4MB. Free memory was 52.9MB in the beginning and 52.3MB in the end (delta: 589.0kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:29:12,802 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 0.49ms. Allocated memory is still 73.4MB. Free memory was 49.3MB in the beginning and 49.2MB in the end (delta: 78.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 557.95ms. Allocated memory was 73.4MB in the beginning and 94.4MB in the end (delta: 21.0MB). Free memory was 49.3MB in the beginning and 72.3MB in the end (delta: -23.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 141.17ms. Allocated memory is still 94.4MB. Free memory was 72.3MB in the beginning and 69.5MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 105.31ms. Allocated memory is still 94.4MB. Free memory was 69.2MB in the beginning and 66.8MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1747.01ms. Allocated memory is still 94.4MB. Free memory was 66.8MB in the beginning and 53.5MB in the end (delta: 13.3MB). Peak memory consumption was 31.4MB. Max. memory is 16.1GB. * CodeCheck took 19.59ms. Allocated memory is still 94.4MB. Free memory was 52.9MB in the beginning and 52.3MB in the end (delta: 589.0kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-19 03:29:12,840 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f29d32ea-8d83-4b5b-a16f-26bcf444f9cd/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