./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/pthread-ext/26_stack_cas_longer-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version cf1a7837 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_b3109e63-7f3d-45a9-8598-cc49e3359aaa/bin/ukojak-verify-0OAaufAVZV/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3109e63-7f3d-45a9-8598-cc49e3359aaa/bin/ukojak-verify-0OAaufAVZV/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3109e63-7f3d-45a9-8598-cc49e3359aaa/bin/ukojak-verify-0OAaufAVZV/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3109e63-7f3d-45a9-8598-cc49e3359aaa/bin/ukojak-verify-0OAaufAVZV/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/pthread-ext/26_stack_cas_longer-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3109e63-7f3d-45a9-8598-cc49e3359aaa/bin/ukojak-verify-0OAaufAVZV/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3109e63-7f3d-45a9-8598-cc49e3359aaa/bin/ukojak-verify-0OAaufAVZV --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 e12b29ddb474fc17e74c2b71eb245022640b1de10fdbbb130c7f22e13cd3653f --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-11 23:46:01,016 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-11 23:46:01,085 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3109e63-7f3d-45a9-8598-cc49e3359aaa/bin/ukojak-verify-0OAaufAVZV/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2023-11-11 23:46:01,090 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-11 23:46:01,090 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-11 23:46:01,132 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-11 23:46:01,133 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-11 23:46:01,134 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-11 23:46:01,135 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-11 23:46:01,135 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-11 23:46:01,136 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-11 23:46:01,136 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-11 23:46:01,137 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-11 23:46:01,137 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-11 23:46:01,138 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-11 23:46:01,138 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-11 23:46:01,143 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-11 23:46:01,144 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-11 23:46:01,144 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-11 23:46:01,145 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-11 23:46:01,145 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-11 23:46:01,146 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-11 23:46:01,147 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-11 23:46:01,147 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:46:01,148 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-11 23:46:01,148 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-11 23:46:01,149 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-11 23:46:01,149 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-11 23:46:01,150 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_b3109e63-7f3d-45a9-8598-cc49e3359aaa/bin/ukojak-verify-0OAaufAVZV/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3109e63-7f3d-45a9-8598-cc49e3359aaa/bin/ukojak-verify-0OAaufAVZV Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e12b29ddb474fc17e74c2b71eb245022640b1de10fdbbb130c7f22e13cd3653f [2023-11-11 23:46:01,409 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-11 23:46:01,438 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-11 23:46:01,441 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-11 23:46:01,443 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-11 23:46:01,444 INFO L274 PluginConnector]: CDTParser initialized [2023-11-11 23:46:01,445 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3109e63-7f3d-45a9-8598-cc49e3359aaa/bin/ukojak-verify-0OAaufAVZV/../../sv-benchmarks/c/pthread-ext/26_stack_cas_longer-1.i [2023-11-11 23:46:04,627 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-11 23:46:04,921 INFO L384 CDTParser]: Found 1 translation units. [2023-11-11 23:46:04,922 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3109e63-7f3d-45a9-8598-cc49e3359aaa/sv-benchmarks/c/pthread-ext/26_stack_cas_longer-1.i [2023-11-11 23:46:04,948 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3109e63-7f3d-45a9-8598-cc49e3359aaa/bin/ukojak-verify-0OAaufAVZV/data/8813fa407/3531bc7b1514404caf3c341f266f447a/FLAGf143ff4fb [2023-11-11 23:46:04,964 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3109e63-7f3d-45a9-8598-cc49e3359aaa/bin/ukojak-verify-0OAaufAVZV/data/8813fa407/3531bc7b1514404caf3c341f266f447a [2023-11-11 23:46:04,966 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-11 23:46:04,968 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-11 23:46:04,970 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-11 23:46:04,970 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-11 23:46:04,975 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-11 23:46:04,976 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:46:04" (1/1) ... [2023-11-11 23:46:04,977 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@704d5338 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:46:04, skipping insertion in model container [2023-11-11 23:46:04,977 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:46:04" (1/1) ... [2023-11-11 23:46:05,053 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-11 23:46:05,456 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:46:05,469 INFO L202 MainTranslator]: Completed pre-run [2023-11-11 23:46:05,514 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:46:05,557 INFO L206 MainTranslator]: Completed translation [2023-11-11 23:46:05,558 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:46:05 WrapperNode [2023-11-11 23:46:05,558 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-11 23:46:05,559 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-11 23:46:05,560 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-11 23:46:05,560 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-11 23:46:05,567 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:46:05" (1/1) ... [2023-11-11 23:46:05,583 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:46:05" (1/1) ... [2023-11-11 23:46:05,618 INFO L138 Inliner]: procedures = 177, calls = 48, calls flagged for inlining = 17, calls inlined = 20, statements flattened = 192 [2023-11-11 23:46:05,618 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-11 23:46:05,619 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-11 23:46:05,619 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-11 23:46:05,619 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-11 23:46:05,629 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:46:05" (1/1) ... [2023-11-11 23:46:05,630 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:46:05" (1/1) ... [2023-11-11 23:46:05,634 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:46:05" (1/1) ... [2023-11-11 23:46:05,635 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:46:05" (1/1) ... [2023-11-11 23:46:05,643 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:46:05" (1/1) ... [2023-11-11 23:46:05,648 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:46:05" (1/1) ... [2023-11-11 23:46:05,650 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:46:05" (1/1) ... [2023-11-11 23:46:05,652 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:46:05" (1/1) ... [2023-11-11 23:46:05,657 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-11 23:46:05,658 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-11 23:46:05,658 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-11 23:46:05,658 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-11 23:46:05,659 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:46:05" (1/1) ... [2023-11-11 23:46:05,666 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:46:05,678 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3109e63-7f3d-45a9-8598-cc49e3359aaa/bin/ukojak-verify-0OAaufAVZV/z3 [2023-11-11 23:46:05,692 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3109e63-7f3d-45a9-8598-cc49e3359aaa/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-11 23:46:05,723 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3109e63-7f3d-45a9-8598-cc49e3359aaa/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-11 23:46:05,744 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-11 23:46:05,744 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2023-11-11 23:46:05,744 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2023-11-11 23:46:05,744 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-11 23:46:05,745 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-11 23:46:05,745 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-11 23:46:05,745 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-11 23:46:05,745 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-11 23:46:05,745 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-11 23:46:05,746 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-11 23:46:05,747 WARN L210 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-11 23:46:05,904 INFO L236 CfgBuilder]: Building ICFG [2023-11-11 23:46:05,907 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-11 23:46:06,451 INFO L277 CfgBuilder]: Performing block encoding [2023-11-11 23:46:06,899 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-11 23:46:06,900 INFO L302 CfgBuilder]: Removed 3 assume(true) statements. [2023-11-11 23:46:06,904 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:46:06 BoogieIcfgContainer [2023-11-11 23:46:06,904 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-11 23:46:06,905 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-11 23:46:06,905 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-11 23:46:06,915 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-11 23:46:06,916 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:46:06" (1/1) ... [2023-11-11 23:46:06,917 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) [2023-11-11 23:46:06,925 INFO L158 Benchmark]: Toolchain (without parser) took 1955.48ms. Allocated memory was 172.0MB in the beginning and 245.4MB in the end (delta: 73.4MB). Free memory was 122.3MB in the beginning and 174.4MB in the end (delta: -52.1MB). Peak memory consumption was 22.9MB. Max. memory is 16.1GB. [2023-11-11 23:46:06,926 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 172.0MB. Free memory is still 139.4MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-11 23:46:06,927 INFO L158 Benchmark]: CACSL2BoogieTranslator took 588.66ms. Allocated memory is still 172.0MB. Free memory was 122.3MB in the beginning and 101.4MB in the end (delta: 21.0MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2023-11-11 23:46:06,928 INFO L158 Benchmark]: Boogie Procedure Inliner took 59.07ms. Allocated memory is still 172.0MB. Free memory was 101.4MB in the beginning and 98.7MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-11 23:46:06,929 INFO L158 Benchmark]: Boogie Preprocessor took 38.29ms. Allocated memory is still 172.0MB. Free memory was 98.7MB in the beginning and 97.2MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-11 23:46:06,930 INFO L158 Benchmark]: RCFGBuilder took 1246.08ms. Allocated memory was 172.0MB in the beginning and 245.4MB in the end (delta: 73.4MB). Free memory was 97.2MB in the beginning and 175.5MB in the end (delta: -78.3MB). Peak memory consumption was 41.8MB. Max. memory is 16.1GB. [2023-11-11 23:46:06,932 INFO L158 Benchmark]: CodeCheck took 18.06ms. Allocated memory is still 245.4MB. Free memory was 175.5MB in the beginning and 174.4MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-11 23:46:06,941 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 0.30ms. Allocated memory is still 172.0MB. Free memory is still 139.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 588.66ms. Allocated memory is still 172.0MB. Free memory was 122.3MB in the beginning and 101.4MB in the end (delta: 21.0MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 59.07ms. Allocated memory is still 172.0MB. Free memory was 101.4MB in the beginning and 98.7MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 38.29ms. Allocated memory is still 172.0MB. Free memory was 98.7MB in the beginning and 97.2MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1246.08ms. Allocated memory was 172.0MB in the beginning and 245.4MB in the end (delta: 73.4MB). Free memory was 97.2MB in the beginning and 175.5MB in the end (delta: -78.3MB). Peak memory consumption was 41.8MB. Max. memory is 16.1GB. * CodeCheck took 18.06ms. Allocated memory is still 245.4MB. Free memory was 175.5MB in the beginning and 174.4MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-11 23:46:06,964 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3109e63-7f3d-45a9-8598-cc49e3359aaa/bin/ukojak-verify-0OAaufAVZV/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_b3109e63-7f3d-45a9-8598-cc49e3359aaa/bin/ukojak-verify-0OAaufAVZV/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3109e63-7f3d-45a9-8598-cc49e3359aaa/bin/ukojak-verify-0OAaufAVZV/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3109e63-7f3d-45a9-8598-cc49e3359aaa/bin/ukojak-verify-0OAaufAVZV/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3109e63-7f3d-45a9-8598-cc49e3359aaa/bin/ukojak-verify-0OAaufAVZV/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/pthread-ext/26_stack_cas_longer-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3109e63-7f3d-45a9-8598-cc49e3359aaa/bin/ukojak-verify-0OAaufAVZV/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3109e63-7f3d-45a9-8598-cc49e3359aaa/bin/ukojak-verify-0OAaufAVZV --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 e12b29ddb474fc17e74c2b71eb245022640b1de10fdbbb130c7f22e13cd3653f --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-11 23:46:09,774 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-11 23:46:09,912 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3109e63-7f3d-45a9-8598-cc49e3359aaa/bin/ukojak-verify-0OAaufAVZV/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf [2023-11-11 23:46:09,961 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-11 23:46:09,963 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-11 23:46:09,964 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-11 23:46:09,964 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-11 23:46:09,965 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-11 23:46:09,966 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-11 23:46:09,971 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-11 23:46:09,971 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-11 23:46:09,972 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-11 23:46:09,972 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-11 23:46:09,974 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-11 23:46:09,974 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-11 23:46:09,975 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-11 23:46:09,975 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-11 23:46:09,976 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-11 23:46:09,976 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-11 23:46:09,977 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-11 23:46:09,977 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-11 23:46:09,978 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-11 23:46:09,978 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-11 23:46:09,979 INFO L153 SettingsManager]: * Theory for external solver=AUFBV [2023-11-11 23:46:09,979 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-11 23:46:09,979 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-11 23:46:09,980 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-11 23:46:09,981 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:46:09,981 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-11 23:46:09,981 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-11 23:46:09,983 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-11 23:46:09,983 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-11 23:46:09,983 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-11 23:46:09,984 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-11 23:46:09,984 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_b3109e63-7f3d-45a9-8598-cc49e3359aaa/bin/ukojak-verify-0OAaufAVZV/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3109e63-7f3d-45a9-8598-cc49e3359aaa/bin/ukojak-verify-0OAaufAVZV Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e12b29ddb474fc17e74c2b71eb245022640b1de10fdbbb130c7f22e13cd3653f [2023-11-11 23:46:10,387 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-11 23:46:10,417 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-11 23:46:10,426 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-11 23:46:10,427 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-11 23:46:10,428 INFO L274 PluginConnector]: CDTParser initialized [2023-11-11 23:46:10,429 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3109e63-7f3d-45a9-8598-cc49e3359aaa/bin/ukojak-verify-0OAaufAVZV/../../sv-benchmarks/c/pthread-ext/26_stack_cas_longer-1.i [2023-11-11 23:46:13,548 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-11 23:46:13,948 INFO L384 CDTParser]: Found 1 translation units. [2023-11-11 23:46:13,948 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3109e63-7f3d-45a9-8598-cc49e3359aaa/sv-benchmarks/c/pthread-ext/26_stack_cas_longer-1.i [2023-11-11 23:46:13,963 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3109e63-7f3d-45a9-8598-cc49e3359aaa/bin/ukojak-verify-0OAaufAVZV/data/8743692d2/5f496c878c9e40ea8370bc989529bb26/FLAGe1281d0f8 [2023-11-11 23:46:13,977 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3109e63-7f3d-45a9-8598-cc49e3359aaa/bin/ukojak-verify-0OAaufAVZV/data/8743692d2/5f496c878c9e40ea8370bc989529bb26 [2023-11-11 23:46:13,979 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-11 23:46:13,980 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-11 23:46:13,982 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-11 23:46:13,982 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-11 23:46:13,986 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-11 23:46:13,987 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:46:13" (1/1) ... [2023-11-11 23:46:13,988 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@39b129f2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:46:13, skipping insertion in model container [2023-11-11 23:46:13,988 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:46:13" (1/1) ... [2023-11-11 23:46:14,037 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-11 23:46:14,425 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:46:14,449 INFO L202 MainTranslator]: Completed pre-run [2023-11-11 23:46:14,534 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:46:14,604 INFO L206 MainTranslator]: Completed translation [2023-11-11 23:46:14,604 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:46:14 WrapperNode [2023-11-11 23:46:14,604 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-11 23:46:14,606 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-11 23:46:14,606 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-11 23:46:14,606 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-11 23:46:14,614 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:46:14" (1/1) ... [2023-11-11 23:46:14,648 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:46:14" (1/1) ... [2023-11-11 23:46:14,694 INFO L138 Inliner]: procedures = 181, calls = 48, calls flagged for inlining = 17, calls inlined = 20, statements flattened = 189 [2023-11-11 23:46:14,695 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-11 23:46:14,696 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-11 23:46:14,696 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-11 23:46:14,696 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-11 23:46:14,706 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:46:14" (1/1) ... [2023-11-11 23:46:14,706 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:46:14" (1/1) ... [2023-11-11 23:46:14,726 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:46:14" (1/1) ... [2023-11-11 23:46:14,726 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:46:14" (1/1) ... [2023-11-11 23:46:14,735 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:46:14" (1/1) ... [2023-11-11 23:46:14,761 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:46:14" (1/1) ... [2023-11-11 23:46:14,764 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:46:14" (1/1) ... [2023-11-11 23:46:14,767 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:46:14" (1/1) ... [2023-11-11 23:46:14,779 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-11 23:46:14,780 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-11 23:46:14,780 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-11 23:46:14,780 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-11 23:46:14,781 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:46:14" (1/1) ... [2023-11-11 23:46:14,787 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:46:14,817 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3109e63-7f3d-45a9-8598-cc49e3359aaa/bin/ukojak-verify-0OAaufAVZV/z3 [2023-11-11 23:46:14,837 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3109e63-7f3d-45a9-8598-cc49e3359aaa/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-11 23:46:14,853 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3109e63-7f3d-45a9-8598-cc49e3359aaa/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-11 23:46:14,884 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-11 23:46:14,885 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2023-11-11 23:46:14,885 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2023-11-11 23:46:14,885 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-11 23:46:14,885 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-11 23:46:14,886 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-11 23:46:14,887 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-11 23:46:14,887 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-11 23:46:14,887 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2023-11-11 23:46:14,887 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-11 23:46:14,888 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-11 23:46:14,889 WARN L210 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-11 23:46:15,135 INFO L236 CfgBuilder]: Building ICFG [2023-11-11 23:46:15,137 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-11 23:46:15,901 INFO L277 CfgBuilder]: Performing block encoding [2023-11-11 23:46:16,338 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-11 23:46:16,338 INFO L302 CfgBuilder]: Removed 3 assume(true) statements. [2023-11-11 23:46:16,342 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:46:16 BoogieIcfgContainer [2023-11-11 23:46:16,343 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-11 23:46:16,344 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-11 23:46:16,344 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-11 23:46:16,354 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-11 23:46:16,355 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:46:16" (1/1) ... [2023-11-11 23:46:16,357 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) [2023-11-11 23:46:16,361 INFO L158 Benchmark]: Toolchain (without parser) took 2379.76ms. Allocated memory was 73.4MB in the beginning and 104.9MB in the end (delta: 31.5MB). Free memory was 47.8MB in the beginning and 65.4MB in the end (delta: -17.6MB). Peak memory consumption was 14.9MB. Max. memory is 16.1GB. [2023-11-11 23:46:16,362 INFO L158 Benchmark]: CDTParser took 0.61ms. Allocated memory is still 73.4MB. Free memory is still 48.6MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-11 23:46:16,362 INFO L158 Benchmark]: CACSL2BoogieTranslator took 623.06ms. Allocated memory was 73.4MB in the beginning and 104.9MB in the end (delta: 31.5MB). Free memory was 47.6MB in the beginning and 74.2MB in the end (delta: -26.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-11-11 23:46:16,363 INFO L158 Benchmark]: Boogie Procedure Inliner took 88.90ms. Allocated memory is still 104.9MB. Free memory was 74.2MB in the beginning and 71.4MB in the end (delta: 2.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-11 23:46:16,364 INFO L158 Benchmark]: Boogie Preprocessor took 83.35ms. Allocated memory is still 104.9MB. Free memory was 71.4MB in the beginning and 69.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-11 23:46:16,365 INFO L158 Benchmark]: RCFGBuilder took 1562.84ms. Allocated memory is still 104.9MB. Free memory was 69.3MB in the beginning and 66.1MB in the end (delta: 3.2MB). Peak memory consumption was 27.5MB. Max. memory is 16.1GB. [2023-11-11 23:46:16,365 INFO L158 Benchmark]: CodeCheck took 15.22ms. Allocated memory is still 104.9MB. Free memory was 66.1MB in the beginning and 65.4MB in the end (delta: 711.0kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-11 23:46:16,369 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 0.61ms. Allocated memory is still 73.4MB. Free memory is still 48.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 623.06ms. Allocated memory was 73.4MB in the beginning and 104.9MB in the end (delta: 31.5MB). Free memory was 47.6MB in the beginning and 74.2MB in the end (delta: -26.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 88.90ms. Allocated memory is still 104.9MB. Free memory was 74.2MB in the beginning and 71.4MB in the end (delta: 2.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 83.35ms. Allocated memory is still 104.9MB. Free memory was 71.4MB in the beginning and 69.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1562.84ms. Allocated memory is still 104.9MB. Free memory was 69.3MB in the beginning and 66.1MB in the end (delta: 3.2MB). Peak memory consumption was 27.5MB. Max. memory is 16.1GB. * CodeCheck took 15.22ms. Allocated memory is still 104.9MB. Free memory was 66.1MB in the beginning and 65.4MB in the end (delta: 711.0kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-11 23:46:16,391 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3109e63-7f3d-45a9-8598-cc49e3359aaa/bin/ukojak-verify-0OAaufAVZV/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