./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/weaver/chl-exp-term-symm.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 9bd2c7ff Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb37328e-8e42-488d-9d25-f753e8235658/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb37328e-8e42-488d-9d25-f753e8235658/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb37328e-8e42-488d-9d25-f753e8235658/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb37328e-8e42-488d-9d25-f753e8235658/bin/ukojak-verify-G8NBE6pJGL/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/weaver/chl-exp-term-symm.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb37328e-8e42-488d-9d25-f753e8235658/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb37328e-8e42-488d-9d25-f753e8235658/bin/ukojak-verify-G8NBE6pJGL --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash a6cef8f51d4b8dff634e07872101a48e47fb1f63ea17b45a5f4511bf6a262ddb --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 04:02:38,354 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 04:02:38,423 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb37328e-8e42-488d-9d25-f753e8235658/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2023-11-19 04:02:38,428 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 04:02:38,429 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 04:02:38,455 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 04:02:38,457 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 04:02:38,457 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 04:02:38,458 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 04:02:38,459 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 04:02:38,459 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 04:02:38,460 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 04:02:38,461 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 04:02:38,461 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-19 04:02:38,462 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-19 04:02:38,463 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-19 04:02:38,463 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 04:02:38,464 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 04:02:38,465 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 04:02:38,465 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 04:02:38,466 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 04:02:38,467 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 04:02:38,468 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 04:02:38,468 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 04:02:38,469 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 04:02:38,470 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 04:02:38,471 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 04:02:38,471 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 04:02:38,472 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 04:02:38,472 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_fb37328e-8e42-488d-9d25-f753e8235658/bin/ukojak-verify-G8NBE6pJGL/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb37328e-8e42-488d-9d25-f753e8235658/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a6cef8f51d4b8dff634e07872101a48e47fb1f63ea17b45a5f4511bf6a262ddb [2023-11-19 04:02:38,799 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 04:02:38,834 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 04:02:38,837 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 04:02:38,838 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 04:02:38,839 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 04:02:38,840 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb37328e-8e42-488d-9d25-f753e8235658/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/weaver/chl-exp-term-symm.wvr.c [2023-11-19 04:02:41,977 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 04:02:42,188 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 04:02:42,188 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb37328e-8e42-488d-9d25-f753e8235658/sv-benchmarks/c/weaver/chl-exp-term-symm.wvr.c [2023-11-19 04:02:42,199 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb37328e-8e42-488d-9d25-f753e8235658/bin/ukojak-verify-G8NBE6pJGL/data/e5aa5b6dc/6f01165a94cf4312b14b2273755c4738/FLAGcaef05e9e [2023-11-19 04:02:42,216 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb37328e-8e42-488d-9d25-f753e8235658/bin/ukojak-verify-G8NBE6pJGL/data/e5aa5b6dc/6f01165a94cf4312b14b2273755c4738 [2023-11-19 04:02:42,223 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 04:02:42,225 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 04:02:42,230 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 04:02:42,231 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 04:02:42,236 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 04:02:42,239 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:02:42" (1/1) ... [2023-11-19 04:02:42,241 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2540f904 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:02:42, skipping insertion in model container [2023-11-19 04:02:42,241 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:02:42" (1/1) ... [2023-11-19 04:02:42,274 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 04:02:42,503 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:02:42,519 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 04:02:42,546 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:02:42,566 INFO L206 MainTranslator]: Completed translation [2023-11-19 04:02:42,571 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:02:42 WrapperNode [2023-11-19 04:02:42,571 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 04:02:42,572 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 04:02:42,573 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 04:02:42,573 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 04:02:42,581 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:02:42" (1/1) ... [2023-11-19 04:02:42,589 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:02:42" (1/1) ... [2023-11-19 04:02:42,627 INFO L138 Inliner]: procedures = 22, calls = 26, calls flagged for inlining = 10, calls inlined = 12, statements flattened = 135 [2023-11-19 04:02:42,628 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 04:02:42,629 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 04:02:42,629 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 04:02:42,629 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 04:02:42,639 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:02:42" (1/1) ... [2023-11-19 04:02:42,639 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:02:42" (1/1) ... [2023-11-19 04:02:42,643 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:02:42" (1/1) ... [2023-11-19 04:02:42,643 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:02:42" (1/1) ... [2023-11-19 04:02:42,650 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:02:42" (1/1) ... [2023-11-19 04:02:42,653 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:02:42" (1/1) ... [2023-11-19 04:02:42,655 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:02:42" (1/1) ... [2023-11-19 04:02:42,657 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:02:42" (1/1) ... [2023-11-19 04:02:42,663 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 04:02:42,668 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 04:02:42,668 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 04:02:42,668 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 04:02:42,669 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:02:42" (1/1) ... [2023-11-19 04:02:42,676 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 04:02:42,702 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb37328e-8e42-488d-9d25-f753e8235658/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 04:02:42,719 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb37328e-8e42-488d-9d25-f753e8235658/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 04:02:42,747 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb37328e-8e42-488d-9d25-f753e8235658/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 04:02:42,769 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 04:02:42,770 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-19 04:02:42,770 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-19 04:02:42,770 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-19 04:02:42,770 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-19 04:02:42,771 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 04:02:42,771 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 04:02:42,772 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 04:02:42,772 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 04:02:42,772 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 04:02:42,772 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 04:02:42,772 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 04:02:42,774 WARN L210 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-19 04:02:42,937 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 04:02:42,939 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 04:02:43,389 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 04:02:43,401 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 04:02:43,401 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-19 04:02:43,406 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:02:43 BoogieIcfgContainer [2023-11-19 04:02:43,406 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 04:02:43,407 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 04:02:43,407 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 04:02:43,418 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 04:02:43,418 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:02:43" (1/1) ... [2023-11-19 04:02:43,419 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Concurrent programs are currently unsupported at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:174) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:359) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-11-19 04:02:43,424 INFO L158 Benchmark]: Toolchain (without parser) took 1198.02ms. Allocated memory is still 153.1MB. Free memory was 108.6MB in the beginning and 114.8MB in the end (delta: -6.2MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 04:02:43,424 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 111.1MB. Free memory is still 55.2MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 04:02:43,425 INFO L158 Benchmark]: CACSL2BoogieTranslator took 341.45ms. Allocated memory is still 153.1MB. Free memory was 108.3MB in the beginning and 96.8MB in the end (delta: 11.5MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-19 04:02:43,426 INFO L158 Benchmark]: Boogie Procedure Inliner took 55.77ms. Allocated memory is still 153.1MB. Free memory was 96.8MB in the beginning and 94.8MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 04:02:43,427 INFO L158 Benchmark]: Boogie Preprocessor took 38.11ms. Allocated memory is still 153.1MB. Free memory was 94.8MB in the beginning and 93.2MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 04:02:43,428 INFO L158 Benchmark]: RCFGBuilder took 738.58ms. Allocated memory is still 153.1MB. Free memory was 93.2MB in the beginning and 115.7MB in the end (delta: -22.5MB). Peak memory consumption was 13.6MB. Max. memory is 16.1GB. [2023-11-19 04:02:43,428 INFO L158 Benchmark]: CodeCheck took 14.99ms. Allocated memory is still 153.1MB. Free memory was 115.7MB in the beginning and 114.8MB in the end (delta: 890.8kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 04:02:43,432 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 0.32ms. Allocated memory is still 111.1MB. Free memory is still 55.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 341.45ms. Allocated memory is still 153.1MB. Free memory was 108.3MB in the beginning and 96.8MB in the end (delta: 11.5MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 55.77ms. Allocated memory is still 153.1MB. Free memory was 96.8MB in the beginning and 94.8MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 38.11ms. Allocated memory is still 153.1MB. Free memory was 94.8MB in the beginning and 93.2MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 738.58ms. Allocated memory is still 153.1MB. Free memory was 93.2MB in the beginning and 115.7MB in the end (delta: -22.5MB). Peak memory consumption was 13.6MB. Max. memory is 16.1GB. * CodeCheck took 14.99ms. Allocated memory is still 153.1MB. Free memory was 115.7MB in the beginning and 114.8MB in the end (delta: 890.8kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-19 04:02:43,464 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb37328e-8e42-488d-9d25-f753e8235658/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb37328e-8e42-488d-9d25-f753e8235658/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb37328e-8e42-488d-9d25-f753e8235658/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb37328e-8e42-488d-9d25-f753e8235658/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb37328e-8e42-488d-9d25-f753e8235658/bin/ukojak-verify-G8NBE6pJGL/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/weaver/chl-exp-term-symm.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb37328e-8e42-488d-9d25-f753e8235658/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb37328e-8e42-488d-9d25-f753e8235658/bin/ukojak-verify-G8NBE6pJGL --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash a6cef8f51d4b8dff634e07872101a48e47fb1f63ea17b45a5f4511bf6a262ddb --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 04:02:46,183 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 04:02:46,314 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb37328e-8e42-488d-9d25-f753e8235658/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf [2023-11-19 04:02:46,374 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 04:02:46,375 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 04:02:46,376 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 04:02:46,377 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 04:02:46,378 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 04:02:46,379 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 04:02:46,384 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 04:02:46,384 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 04:02:46,385 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-19 04:02:46,385 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-19 04:02:46,387 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-19 04:02:46,388 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 04:02:46,388 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-19 04:02:46,389 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-19 04:02:46,389 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-19 04:02:46,389 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 04:02:46,390 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 04:02:46,390 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 04:02:46,391 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 04:02:46,391 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 04:02:46,392 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 04:02:46,392 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 04:02:46,393 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-19 04:02:46,394 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 04:02:46,394 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 04:02:46,395 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 04:02:46,395 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 04:02:46,397 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-19 04:02:46,397 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 04:02:46,397 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-19 04:02:46,398 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 04:02:46,398 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_fb37328e-8e42-488d-9d25-f753e8235658/bin/ukojak-verify-G8NBE6pJGL/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb37328e-8e42-488d-9d25-f753e8235658/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a6cef8f51d4b8dff634e07872101a48e47fb1f63ea17b45a5f4511bf6a262ddb [2023-11-19 04:02:46,802 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 04:02:46,824 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 04:02:46,832 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 04:02:46,833 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 04:02:46,833 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 04:02:46,835 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb37328e-8e42-488d-9d25-f753e8235658/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/weaver/chl-exp-term-symm.wvr.c [2023-11-19 04:02:49,992 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 04:02:50,252 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 04:02:50,253 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb37328e-8e42-488d-9d25-f753e8235658/sv-benchmarks/c/weaver/chl-exp-term-symm.wvr.c [2023-11-19 04:02:50,261 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb37328e-8e42-488d-9d25-f753e8235658/bin/ukojak-verify-G8NBE6pJGL/data/b16fa80a7/d396875e2a874836a87d2994e039163d/FLAG3ffecf9a7 [2023-11-19 04:02:50,277 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb37328e-8e42-488d-9d25-f753e8235658/bin/ukojak-verify-G8NBE6pJGL/data/b16fa80a7/d396875e2a874836a87d2994e039163d [2023-11-19 04:02:50,279 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 04:02:50,281 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 04:02:50,282 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 04:02:50,283 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 04:02:50,288 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 04:02:50,289 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:02:50" (1/1) ... [2023-11-19 04:02:50,290 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7bf16bb3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:02:50, skipping insertion in model container [2023-11-19 04:02:50,290 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:02:50" (1/1) ... [2023-11-19 04:02:50,316 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 04:02:50,560 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:02:50,594 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 04:02:50,646 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:02:50,670 INFO L206 MainTranslator]: Completed translation [2023-11-19 04:02:50,671 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:02:50 WrapperNode [2023-11-19 04:02:50,671 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 04:02:50,673 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 04:02:50,673 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 04:02:50,673 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 04:02:50,682 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:02:50" (1/1) ... [2023-11-19 04:02:50,705 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:02:50" (1/1) ... [2023-11-19 04:02:50,751 INFO L138 Inliner]: procedures = 24, calls = 26, calls flagged for inlining = 10, calls inlined = 12, statements flattened = 131 [2023-11-19 04:02:50,777 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 04:02:50,778 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 04:02:50,778 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 04:02:50,779 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 04:02:50,792 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:02:50" (1/1) ... [2023-11-19 04:02:50,793 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:02:50" (1/1) ... [2023-11-19 04:02:50,816 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:02:50" (1/1) ... [2023-11-19 04:02:50,817 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:02:50" (1/1) ... [2023-11-19 04:02:50,825 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:02:50" (1/1) ... [2023-11-19 04:02:50,840 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:02:50" (1/1) ... [2023-11-19 04:02:50,842 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:02:50" (1/1) ... [2023-11-19 04:02:50,844 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:02:50" (1/1) ... [2023-11-19 04:02:50,850 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 04:02:50,855 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 04:02:50,855 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 04:02:50,856 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 04:02:50,856 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:02:50" (1/1) ... [2023-11-19 04:02:50,862 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 04:02:50,879 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb37328e-8e42-488d-9d25-f753e8235658/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 04:02:50,891 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb37328e-8e42-488d-9d25-f753e8235658/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 04:02:50,916 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb37328e-8e42-488d-9d25-f753e8235658/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 04:02:50,940 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 04:02:50,940 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-19 04:02:50,940 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-19 04:02:50,941 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-19 04:02:50,941 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-19 04:02:50,941 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-19 04:02:50,942 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 04:02:50,942 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-19 04:02:50,942 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 04:02:50,942 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 04:02:50,943 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 04:02:50,943 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-19 04:02:50,944 WARN L210 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-19 04:02:51,062 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 04:02:51,065 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 04:02:51,596 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 04:02:51,610 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 04:02:51,614 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-19 04:02:51,625 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:02:51 BoogieIcfgContainer [2023-11-19 04:02:51,626 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 04:02:51,627 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 04:02:51,628 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 04:02:51,638 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 04:02:51,640 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:02:51" (1/1) ... [2023-11-19 04:02:51,641 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Concurrent programs are currently unsupported at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:174) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:359) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-11-19 04:02:51,648 INFO L158 Benchmark]: Toolchain (without parser) took 1365.77ms. Allocated memory was 71.3MB in the beginning and 86.0MB in the end (delta: 14.7MB). Free memory was 47.3MB in the beginning and 43.2MB in the end (delta: 4.1MB). Peak memory consumption was 20.2MB. Max. memory is 16.1GB. [2023-11-19 04:02:51,649 INFO L158 Benchmark]: CDTParser took 0.39ms. Allocated memory is still 71.3MB. Free memory is still 46.8MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 04:02:51,650 INFO L158 Benchmark]: CACSL2BoogieTranslator took 389.39ms. Allocated memory is still 71.3MB. Free memory was 46.9MB in the beginning and 35.3MB in the end (delta: 11.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-19 04:02:51,651 INFO L158 Benchmark]: Boogie Procedure Inliner took 104.11ms. Allocated memory was 71.3MB in the beginning and 86.0MB in the end (delta: 14.7MB). Free memory was 35.3MB in the beginning and 65.3MB in the end (delta: -30.0MB). Peak memory consumption was 7.6MB. Max. memory is 16.1GB. [2023-11-19 04:02:51,652 INFO L158 Benchmark]: Boogie Preprocessor took 76.23ms. Allocated memory is still 86.0MB. Free memory was 65.3MB in the beginning and 63.7MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 04:02:51,653 INFO L158 Benchmark]: RCFGBuilder took 770.91ms. Allocated memory is still 86.0MB. Free memory was 63.7MB in the beginning and 43.9MB in the end (delta: 19.8MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2023-11-19 04:02:51,654 INFO L158 Benchmark]: CodeCheck took 18.53ms. Allocated memory is still 86.0MB. Free memory was 43.9MB in the beginning and 43.2MB in the end (delta: 757.0kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 04:02:51,664 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 0.39ms. Allocated memory is still 71.3MB. Free memory is still 46.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 389.39ms. Allocated memory is still 71.3MB. Free memory was 46.9MB in the beginning and 35.3MB in the end (delta: 11.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 104.11ms. Allocated memory was 71.3MB in the beginning and 86.0MB in the end (delta: 14.7MB). Free memory was 35.3MB in the beginning and 65.3MB in the end (delta: -30.0MB). Peak memory consumption was 7.6MB. Max. memory is 16.1GB. * Boogie Preprocessor took 76.23ms. Allocated memory is still 86.0MB. Free memory was 65.3MB in the beginning and 63.7MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 770.91ms. Allocated memory is still 86.0MB. Free memory was 63.7MB in the beginning and 43.9MB in the end (delta: 19.8MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * CodeCheck took 18.53ms. Allocated memory is still 86.0MB. Free memory was 43.9MB in the beginning and 43.2MB in the end (delta: 757.0kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-19 04:02:51,710 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb37328e-8e42-488d-9d25-f753e8235658/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported