./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/weaver/chl-sre-symm.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7dd6dc41-86ce-4810-8b6e-5dc5c2dcc410/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7dd6dc41-86ce-4810-8b6e-5dc5c2dcc410/bin/ukojak-verify-afCqCEvfdi/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7dd6dc41-86ce-4810-8b6e-5dc5c2dcc410/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7dd6dc41-86ce-4810-8b6e-5dc5c2dcc410/bin/ukojak-verify-afCqCEvfdi/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/weaver/chl-sre-symm.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7dd6dc41-86ce-4810-8b6e-5dc5c2dcc410/bin/ukojak-verify-afCqCEvfdi/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7dd6dc41-86ce-4810-8b6e-5dc5c2dcc410/bin/ukojak-verify-afCqCEvfdi --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash a063462cb7b21c5f8dae2503e70fbd4d55b33be159df87fb06824a6d79ada34a --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 23:05:46,656 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 23:05:46,794 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7dd6dc41-86ce-4810-8b6e-5dc5c2dcc410/bin/ukojak-verify-afCqCEvfdi/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2023-11-24 23:05:46,802 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 23:05:46,803 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-24 23:05:46,850 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 23:05:46,852 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 23:05:46,853 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 23:05:46,854 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 23:05:46,860 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 23:05:46,861 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 23:05:46,861 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 23:05:46,862 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 23:05:46,864 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-24 23:05:46,865 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-24 23:05:46,865 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-24 23:05:46,866 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 23:05:46,867 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-24 23:05:46,867 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 23:05:46,868 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 23:05:46,868 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 23:05:46,869 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 23:05:46,870 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 23:05:46,871 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 23:05:46,872 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:05:46,872 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 23:05:46,873 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 23:05:46,873 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-24 23:05:46,874 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 23:05:46,875 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_7dd6dc41-86ce-4810-8b6e-5dc5c2dcc410/bin/ukojak-verify-afCqCEvfdi/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7dd6dc41-86ce-4810-8b6e-5dc5c2dcc410/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a063462cb7b21c5f8dae2503e70fbd4d55b33be159df87fb06824a6d79ada34a [2023-11-24 23:05:47,195 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 23:05:47,223 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 23:05:47,227 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 23:05:47,228 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 23:05:47,229 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 23:05:47,231 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7dd6dc41-86ce-4810-8b6e-5dc5c2dcc410/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/weaver/chl-sre-symm.wvr.c [2023-11-24 23:05:50,651 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 23:05:50,913 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 23:05:50,914 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7dd6dc41-86ce-4810-8b6e-5dc5c2dcc410/sv-benchmarks/c/weaver/chl-sre-symm.wvr.c [2023-11-24 23:05:50,933 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7dd6dc41-86ce-4810-8b6e-5dc5c2dcc410/bin/ukojak-verify-afCqCEvfdi/data/511584105/1c5937be3e464b48ba00cca29bb4524f/FLAG3ad5a6186 [2023-11-24 23:05:50,960 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7dd6dc41-86ce-4810-8b6e-5dc5c2dcc410/bin/ukojak-verify-afCqCEvfdi/data/511584105/1c5937be3e464b48ba00cca29bb4524f [2023-11-24 23:05:50,967 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 23:05:50,970 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 23:05:50,974 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 23:05:50,975 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 23:05:50,981 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 23:05:50,982 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:05:50" (1/1) ... [2023-11-24 23:05:50,984 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@66fb0c6c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:05:50, skipping insertion in model container [2023-11-24 23:05:50,984 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:05:50" (1/1) ... [2023-11-24 23:05:51,021 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 23:05:51,249 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:05:51,262 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 23:05:51,304 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:05:51,327 INFO L206 MainTranslator]: Completed translation [2023-11-24 23:05:51,328 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:05:51 WrapperNode [2023-11-24 23:05:51,328 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 23:05:51,329 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 23:05:51,330 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 23:05:51,331 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 23:05:51,341 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:05:51" (1/1) ... [2023-11-24 23:05:51,352 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:05:51" (1/1) ... [2023-11-24 23:05:51,379 INFO L138 Inliner]: procedures = 21, calls = 22, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 63 [2023-11-24 23:05:51,379 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 23:05:51,380 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 23:05:51,380 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 23:05:51,381 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 23:05:51,392 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:05:51" (1/1) ... [2023-11-24 23:05:51,392 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:05:51" (1/1) ... [2023-11-24 23:05:51,400 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:05:51" (1/1) ... [2023-11-24 23:05:51,402 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:05:51" (1/1) ... [2023-11-24 23:05:51,413 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:05:51" (1/1) ... [2023-11-24 23:05:51,417 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:05:51" (1/1) ... [2023-11-24 23:05:51,418 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:05:51" (1/1) ... [2023-11-24 23:05:51,420 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:05:51" (1/1) ... [2023-11-24 23:05:51,423 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 23:05:51,427 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 23:05:51,427 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 23:05:51,427 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 23:05:51,428 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:05:51" (1/1) ... [2023-11-24 23:05:51,436 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:05:51,465 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7dd6dc41-86ce-4810-8b6e-5dc5c2dcc410/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 23:05:51,485 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7dd6dc41-86ce-4810-8b6e-5dc5c2dcc410/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 23:05:51,498 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7dd6dc41-86ce-4810-8b6e-5dc5c2dcc410/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 23:05:51,540 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 23:05:51,540 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-24 23:05:51,541 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-24 23:05:51,541 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-24 23:05:51,541 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-24 23:05:51,542 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-24 23:05:51,543 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-24 23:05:51,543 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-24 23:05:51,543 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 23:05:51,544 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 23:05:51,544 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-24 23:05:51,544 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-24 23:05:51,547 WARN L213 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-24 23:05:51,742 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 23:05:51,745 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 23:05:52,106 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 23:05:52,120 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 23:05:52,121 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-24 23:05:52,122 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:05:52 BoogieIcfgContainer [2023-11-24 23:05:52,122 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 23:05:52,124 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 23:05:52,124 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 23:05:52,133 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 23:05:52,133 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:05:52" (1/1) ... [2023-11-24 23:05:52,134 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Concurrent programs are currently unsupported at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:174) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:359) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-11-24 23:05:52,138 INFO L158 Benchmark]: Toolchain (without parser) took 1167.77ms. Allocated memory is still 159.4MB. Free memory was 115.9MB in the beginning and 87.0MB in the end (delta: 28.8MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. [2023-11-24 23:05:52,139 INFO L158 Benchmark]: CDTParser took 0.38ms. Allocated memory is still 159.4MB. Free memory is still 129.1MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 23:05:52,140 INFO L158 Benchmark]: CACSL2BoogieTranslator took 353.83ms. Allocated memory is still 159.4MB. Free memory was 115.9MB in the beginning and 104.8MB in the end (delta: 11.0MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-11-24 23:05:52,141 INFO L158 Benchmark]: Boogie Procedure Inliner took 50.11ms. Allocated memory is still 159.4MB. Free memory was 104.8MB in the beginning and 103.3MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 23:05:52,142 INFO L158 Benchmark]: Boogie Preprocessor took 43.32ms. Allocated memory is still 159.4MB. Free memory was 103.3MB in the beginning and 102.2MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 23:05:52,142 INFO L158 Benchmark]: RCFGBuilder took 695.80ms. Allocated memory is still 159.4MB. Free memory was 102.2MB in the beginning and 87.9MB in the end (delta: 14.3MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-24 23:05:52,143 INFO L158 Benchmark]: CodeCheck took 13.05ms. Allocated memory is still 159.4MB. Free memory was 87.9MB in the beginning and 87.0MB in the end (delta: 884.0kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 23:05:52,148 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 0.38ms. Allocated memory is still 159.4MB. Free memory is still 129.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 353.83ms. Allocated memory is still 159.4MB. Free memory was 115.9MB in the beginning and 104.8MB in the end (delta: 11.0MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 50.11ms. Allocated memory is still 159.4MB. Free memory was 104.8MB in the beginning and 103.3MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 43.32ms. Allocated memory is still 159.4MB. Free memory was 103.3MB in the beginning and 102.2MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 695.80ms. Allocated memory is still 159.4MB. Free memory was 102.2MB in the beginning and 87.9MB in the end (delta: 14.3MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * CodeCheck took 13.05ms. Allocated memory is still 159.4MB. Free memory was 87.9MB in the beginning and 87.0MB in the end (delta: 884.0kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-24 23:05:52,178 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7dd6dc41-86ce-4810-8b6e-5dc5c2dcc410/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7dd6dc41-86ce-4810-8b6e-5dc5c2dcc410/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7dd6dc41-86ce-4810-8b6e-5dc5c2dcc410/bin/ukojak-verify-afCqCEvfdi/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7dd6dc41-86ce-4810-8b6e-5dc5c2dcc410/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7dd6dc41-86ce-4810-8b6e-5dc5c2dcc410/bin/ukojak-verify-afCqCEvfdi/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/weaver/chl-sre-symm.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7dd6dc41-86ce-4810-8b6e-5dc5c2dcc410/bin/ukojak-verify-afCqCEvfdi/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7dd6dc41-86ce-4810-8b6e-5dc5c2dcc410/bin/ukojak-verify-afCqCEvfdi --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash a063462cb7b21c5f8dae2503e70fbd4d55b33be159df87fb06824a6d79ada34a --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 23:05:55,495 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 23:05:55,663 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7dd6dc41-86ce-4810-8b6e-5dc5c2dcc410/bin/ukojak-verify-afCqCEvfdi/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf [2023-11-24 23:05:55,721 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 23:05:55,723 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 23:05:55,725 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 23:05:55,726 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 23:05:55,726 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 23:05:55,727 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 23:05:55,734 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 23:05:55,734 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 23:05:55,735 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-24 23:05:55,736 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-24 23:05:55,738 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-24 23:05:55,739 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 23:05:55,739 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-24 23:05:55,740 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-24 23:05:55,741 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-24 23:05:55,741 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-24 23:05:55,743 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 23:05:55,743 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 23:05:55,744 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 23:05:55,745 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 23:05:55,746 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 23:05:55,746 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-24 23:05:55,747 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-24 23:05:55,748 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 23:05:55,749 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:05:55,749 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 23:05:55,750 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 23:05:55,752 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-24 23:05:55,752 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-24 23:05:55,753 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-24 23:05:55,753 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-24 23:05:55,754 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_7dd6dc41-86ce-4810-8b6e-5dc5c2dcc410/bin/ukojak-verify-afCqCEvfdi/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7dd6dc41-86ce-4810-8b6e-5dc5c2dcc410/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a063462cb7b21c5f8dae2503e70fbd4d55b33be159df87fb06824a6d79ada34a [2023-11-24 23:05:56,252 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 23:05:56,279 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 23:05:56,282 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 23:05:56,284 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 23:05:56,285 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 23:05:56,287 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7dd6dc41-86ce-4810-8b6e-5dc5c2dcc410/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/weaver/chl-sre-symm.wvr.c [2023-11-24 23:05:59,646 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 23:05:59,943 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 23:05:59,944 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7dd6dc41-86ce-4810-8b6e-5dc5c2dcc410/sv-benchmarks/c/weaver/chl-sre-symm.wvr.c [2023-11-24 23:05:59,956 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7dd6dc41-86ce-4810-8b6e-5dc5c2dcc410/bin/ukojak-verify-afCqCEvfdi/data/70bb529ee/bce80138ae784fa5aa6b651c5f80fd9c/FLAG43a15ada5 [2023-11-24 23:05:59,979 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7dd6dc41-86ce-4810-8b6e-5dc5c2dcc410/bin/ukojak-verify-afCqCEvfdi/data/70bb529ee/bce80138ae784fa5aa6b651c5f80fd9c [2023-11-24 23:05:59,987 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 23:05:59,988 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 23:05:59,993 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 23:05:59,993 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 23:05:59,998 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 23:06:00,001 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:05:59" (1/1) ... [2023-11-24 23:06:00,002 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5a92d893 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:06:00, skipping insertion in model container [2023-11-24 23:06:00,002 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:05:59" (1/1) ... [2023-11-24 23:06:00,035 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 23:06:00,322 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:06:00,344 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 23:06:00,402 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:06:00,428 INFO L206 MainTranslator]: Completed translation [2023-11-24 23:06:00,429 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:06:00 WrapperNode [2023-11-24 23:06:00,429 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 23:06:00,430 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 23:06:00,431 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 23:06:00,431 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 23:06:00,441 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:06:00" (1/1) ... [2023-11-24 23:06:00,470 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:06:00" (1/1) ... [2023-11-24 23:06:00,509 INFO L138 Inliner]: procedures = 23, calls = 22, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 63 [2023-11-24 23:06:00,509 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 23:06:00,511 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 23:06:00,511 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 23:06:00,512 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 23:06:00,525 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:06:00" (1/1) ... [2023-11-24 23:06:00,525 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:06:00" (1/1) ... [2023-11-24 23:06:00,539 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:06:00" (1/1) ... [2023-11-24 23:06:00,539 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:06:00" (1/1) ... [2023-11-24 23:06:00,557 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:06:00" (1/1) ... [2023-11-24 23:06:00,560 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:06:00" (1/1) ... [2023-11-24 23:06:00,579 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:06:00" (1/1) ... [2023-11-24 23:06:00,582 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:06:00" (1/1) ... [2023-11-24 23:06:00,588 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 23:06:00,596 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 23:06:00,596 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 23:06:00,597 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 23:06:00,598 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:06:00" (1/1) ... [2023-11-24 23:06:00,606 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:06:00,621 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7dd6dc41-86ce-4810-8b6e-5dc5c2dcc410/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 23:06:00,639 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7dd6dc41-86ce-4810-8b6e-5dc5c2dcc410/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 23:06:00,663 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7dd6dc41-86ce-4810-8b6e-5dc5c2dcc410/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 23:06:00,695 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 23:06:00,695 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-24 23:06:00,696 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-24 23:06:00,696 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-24 23:06:00,696 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-24 23:06:00,696 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-24 23:06:00,697 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-24 23:06:00,697 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-24 23:06:00,697 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 23:06:00,698 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 23:06:00,698 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-24 23:06:00,698 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-24 23:06:00,700 WARN L213 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-24 23:06:00,841 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 23:06:00,844 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 23:06:01,153 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 23:06:01,175 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 23:06:01,175 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-24 23:06:01,178 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:06:01 BoogieIcfgContainer [2023-11-24 23:06:01,178 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 23:06:01,179 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 23:06:01,180 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 23:06:01,193 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 23:06:01,196 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:06:01" (1/1) ... [2023-11-24 23:06:01,197 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Concurrent programs are currently unsupported at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:174) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:359) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-11-24 23:06:01,205 INFO L158 Benchmark]: Toolchain (without parser) took 1215.28ms. Allocated memory was 71.3MB in the beginning and 94.4MB in the end (delta: 23.1MB). Free memory was 48.2MB in the beginning and 58.0MB in the end (delta: -9.8MB). Peak memory consumption was 13.9MB. Max. memory is 16.1GB. [2023-11-24 23:06:01,206 INFO L158 Benchmark]: CDTParser took 0.59ms. Allocated memory is still 71.3MB. Free memory is still 47.5MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 23:06:01,208 INFO L158 Benchmark]: CACSL2BoogieTranslator took 436.61ms. Allocated memory is still 71.3MB. Free memory was 48.1MB in the beginning and 36.6MB in the end (delta: 11.4MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-11-24 23:06:01,209 INFO L158 Benchmark]: Boogie Procedure Inliner took 79.26ms. Allocated memory is still 71.3MB. Free memory was 36.6MB in the beginning and 34.9MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 23:06:01,211 INFO L158 Benchmark]: Boogie Preprocessor took 83.73ms. Allocated memory was 71.3MB in the beginning and 94.4MB in the end (delta: 23.1MB). Free memory was 34.9MB in the beginning and 74.1MB in the end (delta: -39.2MB). Peak memory consumption was 5.6MB. Max. memory is 16.1GB. [2023-11-24 23:06:01,212 INFO L158 Benchmark]: RCFGBuilder took 582.39ms. Allocated memory is still 94.4MB. Free memory was 74.1MB in the beginning and 59.1MB in the end (delta: 15.0MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-24 23:06:01,213 INFO L158 Benchmark]: CodeCheck took 23.27ms. Allocated memory is still 94.4MB. Free memory was 59.1MB in the beginning and 58.0MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 23:06:01,226 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 0.59ms. Allocated memory is still 71.3MB. Free memory is still 47.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 436.61ms. Allocated memory is still 71.3MB. Free memory was 48.1MB in the beginning and 36.6MB in the end (delta: 11.4MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 79.26ms. Allocated memory is still 71.3MB. Free memory was 36.6MB in the beginning and 34.9MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 83.73ms. Allocated memory was 71.3MB in the beginning and 94.4MB in the end (delta: 23.1MB). Free memory was 34.9MB in the beginning and 74.1MB in the end (delta: -39.2MB). Peak memory consumption was 5.6MB. Max. memory is 16.1GB. * RCFGBuilder took 582.39ms. Allocated memory is still 94.4MB. Free memory was 74.1MB in the beginning and 59.1MB in the end (delta: 15.0MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * CodeCheck took 23.27ms. Allocated memory is still 94.4MB. Free memory was 59.1MB in the beginning and 58.0MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-24 23:06:01,271 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7dd6dc41-86ce-4810-8b6e-5dc5c2dcc410/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported