./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/pthread-ext/11_fmaxsymopt.i --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_a68aac4c-121e-4077-baa3-17393f283f68/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a68aac4c-121e-4077-baa3-17393f283f68/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_a68aac4c-121e-4077-baa3-17393f283f68/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a68aac4c-121e-4077-baa3-17393f283f68/bin/ukojak-verify-G8NBE6pJGL/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/pthread-ext/11_fmaxsymopt.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a68aac4c-121e-4077-baa3-17393f283f68/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_a68aac4c-121e-4077-baa3-17393f283f68/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 3aaecf4b84c8f01be47d1e624871b73f33541df72e3693614a0a3bb5cc7a97b5 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 04:07:30,461 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 04:07:30,596 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a68aac4c-121e-4077-baa3-17393f283f68/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2023-11-19 04:07:30,609 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 04:07:30,611 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 04:07:30,652 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 04:07:30,654 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 04:07:30,655 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 04:07:30,657 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 04:07:30,663 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 04:07:30,664 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 04:07:30,665 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 04:07:30,666 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 04:07:30,668 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-19 04:07:30,669 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-19 04:07:30,669 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-19 04:07:30,670 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 04:07:30,671 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 04:07:30,671 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 04:07:30,672 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 04:07:30,672 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 04:07:30,673 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 04:07:30,674 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 04:07:30,675 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 04:07:30,675 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 04:07:30,676 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 04:07:30,677 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 04:07:30,678 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 04:07:30,678 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 04:07:30,679 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_a68aac4c-121e-4077-baa3-17393f283f68/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a68aac4c-121e-4077-baa3-17393f283f68/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3aaecf4b84c8f01be47d1e624871b73f33541df72e3693614a0a3bb5cc7a97b5 [2023-11-19 04:07:31,082 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 04:07:31,120 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 04:07:31,124 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 04:07:31,125 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 04:07:31,126 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 04:07:31,127 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a68aac4c-121e-4077-baa3-17393f283f68/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/pthread-ext/11_fmaxsymopt.i [2023-11-19 04:07:34,679 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 04:07:35,012 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 04:07:35,019 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a68aac4c-121e-4077-baa3-17393f283f68/sv-benchmarks/c/pthread-ext/11_fmaxsymopt.i [2023-11-19 04:07:35,039 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a68aac4c-121e-4077-baa3-17393f283f68/bin/ukojak-verify-G8NBE6pJGL/data/b59e08a8b/a4d67bbc649a4fbfafab88cbae98c888/FLAG779e1ea82 [2023-11-19 04:07:35,057 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a68aac4c-121e-4077-baa3-17393f283f68/bin/ukojak-verify-G8NBE6pJGL/data/b59e08a8b/a4d67bbc649a4fbfafab88cbae98c888 [2023-11-19 04:07:35,061 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 04:07:35,063 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 04:07:35,066 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 04:07:35,066 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 04:07:35,074 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 04:07:35,075 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:07:35" (1/1) ... [2023-11-19 04:07:35,077 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7ed878c5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:35, skipping insertion in model container [2023-11-19 04:07:35,077 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:07:35" (1/1) ... [2023-11-19 04:07:35,133 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 04:07:35,528 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:07:35,542 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 04:07:35,594 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:07:35,646 INFO L206 MainTranslator]: Completed translation [2023-11-19 04:07:35,646 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:35 WrapperNode [2023-11-19 04:07:35,647 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 04:07:35,648 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 04:07:35,648 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 04:07:35,648 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 04:07:35,658 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:35" (1/1) ... [2023-11-19 04:07:35,697 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:35" (1/1) ... [2023-11-19 04:07:35,743 INFO L138 Inliner]: procedures = 171, calls = 27, calls flagged for inlining = 11, calls inlined = 13, statements flattened = 99 [2023-11-19 04:07:35,743 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 04:07:35,744 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 04:07:35,745 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 04:07:35,745 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 04:07:35,756 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:35" (1/1) ... [2023-11-19 04:07:35,756 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:35" (1/1) ... [2023-11-19 04:07:35,767 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:35" (1/1) ... [2023-11-19 04:07:35,768 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:35" (1/1) ... [2023-11-19 04:07:35,782 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:35" (1/1) ... [2023-11-19 04:07:35,787 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:35" (1/1) ... [2023-11-19 04:07:35,803 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:35" (1/1) ... [2023-11-19 04:07:35,805 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:35" (1/1) ... [2023-11-19 04:07:35,809 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 04:07:35,810 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 04:07:35,810 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 04:07:35,810 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 04:07:35,811 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:35" (1/1) ... [2023-11-19 04:07:35,831 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 04:07:35,846 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a68aac4c-121e-4077-baa3-17393f283f68/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 04:07:35,860 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a68aac4c-121e-4077-baa3-17393f283f68/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 04:07:35,883 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a68aac4c-121e-4077-baa3-17393f283f68/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 04:07:35,915 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 04:07:35,915 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2023-11-19 04:07:35,916 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2023-11-19 04:07:35,916 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 04:07:35,916 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 04:07:35,917 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 04:07:35,917 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 04:07:35,917 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 04:07:35,917 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 04:07:35,918 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 04:07:35,921 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 04:07:36,088 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 04:07:36,092 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 04:07:36,411 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 04:07:36,531 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 04:07:36,531 INFO L302 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-19 04:07:36,536 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:07:36 BoogieIcfgContainer [2023-11-19 04:07:36,537 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 04:07:36,538 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 04:07:36,538 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 04:07:36,552 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 04:07:36,552 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:07:36" (1/1) ... [2023-11-19 04:07:36,554 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 04:07:36,560 INFO L158 Benchmark]: Toolchain (without parser) took 1496.55ms. Allocated memory was 132.1MB in the beginning and 186.6MB in the end (delta: 54.5MB). Free memory was 84.6MB in the beginning and 149.5MB in the end (delta: -64.9MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 04:07:36,562 INFO L158 Benchmark]: CDTParser took 0.35ms. Allocated memory is still 132.1MB. Free memory is still 103.7MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 04:07:36,563 INFO L158 Benchmark]: CACSL2BoogieTranslator took 581.12ms. Allocated memory is still 132.1MB. Free memory was 84.6MB in the beginning and 64.8MB in the end (delta: 19.8MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2023-11-19 04:07:36,564 INFO L158 Benchmark]: Boogie Procedure Inliner took 95.37ms. Allocated memory is still 132.1MB. Free memory was 64.8MB in the beginning and 62.7MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 04:07:36,566 INFO L158 Benchmark]: Boogie Preprocessor took 64.95ms. Allocated memory is still 132.1MB. Free memory was 62.7MB in the beginning and 61.1MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 04:07:36,567 INFO L158 Benchmark]: RCFGBuilder took 726.96ms. Allocated memory was 132.1MB in the beginning and 186.6MB in the end (delta: 54.5MB). Free memory was 61.1MB in the beginning and 150.6MB in the end (delta: -89.5MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2023-11-19 04:07:36,568 INFO L158 Benchmark]: CodeCheck took 20.44ms. Allocated memory is still 186.6MB. Free memory was 150.6MB in the beginning and 149.5MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 04:07:36,582 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 0.35ms. Allocated memory is still 132.1MB. Free memory is still 103.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 581.12ms. Allocated memory is still 132.1MB. Free memory was 84.6MB in the beginning and 64.8MB in the end (delta: 19.8MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 95.37ms. Allocated memory is still 132.1MB. Free memory was 64.8MB in the beginning and 62.7MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 64.95ms. Allocated memory is still 132.1MB. Free memory was 62.7MB in the beginning and 61.1MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 726.96ms. Allocated memory was 132.1MB in the beginning and 186.6MB in the end (delta: 54.5MB). Free memory was 61.1MB in the beginning and 150.6MB in the end (delta: -89.5MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * CodeCheck took 20.44ms. Allocated memory is still 186.6MB. Free memory was 150.6MB in the beginning and 149.5MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-19 04:07:36,623 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a68aac4c-121e-4077-baa3-17393f283f68/bin/ukojak-verify-G8NBE6pJGL/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-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a68aac4c-121e-4077-baa3-17393f283f68/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a68aac4c-121e-4077-baa3-17393f283f68/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_a68aac4c-121e-4077-baa3-17393f283f68/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a68aac4c-121e-4077-baa3-17393f283f68/bin/ukojak-verify-G8NBE6pJGL/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/pthread-ext/11_fmaxsymopt.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a68aac4c-121e-4077-baa3-17393f283f68/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_a68aac4c-121e-4077-baa3-17393f283f68/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 3aaecf4b84c8f01be47d1e624871b73f33541df72e3693614a0a3bb5cc7a97b5 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 04:07:39,773 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 04:07:39,933 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a68aac4c-121e-4077-baa3-17393f283f68/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf [2023-11-19 04:07:39,995 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 04:07:39,997 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 04:07:39,998 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 04:07:39,999 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 04:07:40,000 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 04:07:40,002 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 04:07:40,008 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 04:07:40,009 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 04:07:40,010 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-19 04:07:40,010 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-19 04:07:40,012 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-19 04:07:40,013 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 04:07:40,014 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-19 04:07:40,014 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-19 04:07:40,015 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-19 04:07:40,015 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 04:07:40,017 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 04:07:40,018 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 04:07:40,018 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 04:07:40,019 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 04:07:40,019 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 04:07:40,020 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 04:07:40,021 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-19 04:07:40,022 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 04:07:40,022 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 04:07:40,023 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 04:07:40,024 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 04:07:40,025 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-19 04:07:40,026 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 04:07:40,026 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-19 04:07:40,027 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 04:07:40,027 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_a68aac4c-121e-4077-baa3-17393f283f68/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a68aac4c-121e-4077-baa3-17393f283f68/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3aaecf4b84c8f01be47d1e624871b73f33541df72e3693614a0a3bb5cc7a97b5 [2023-11-19 04:07:40,577 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 04:07:40,614 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 04:07:40,617 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 04:07:40,619 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 04:07:40,619 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 04:07:40,621 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a68aac4c-121e-4077-baa3-17393f283f68/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/pthread-ext/11_fmaxsymopt.i [2023-11-19 04:07:44,469 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 04:07:44,891 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 04:07:44,892 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a68aac4c-121e-4077-baa3-17393f283f68/sv-benchmarks/c/pthread-ext/11_fmaxsymopt.i [2023-11-19 04:07:44,916 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a68aac4c-121e-4077-baa3-17393f283f68/bin/ukojak-verify-G8NBE6pJGL/data/f74b4671c/79b855925fd4473183206668ed830ddc/FLAG72d6afcf3 [2023-11-19 04:07:44,935 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a68aac4c-121e-4077-baa3-17393f283f68/bin/ukojak-verify-G8NBE6pJGL/data/f74b4671c/79b855925fd4473183206668ed830ddc [2023-11-19 04:07:44,938 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 04:07:44,940 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 04:07:44,941 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 04:07:44,942 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 04:07:44,948 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 04:07:44,949 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:07:44" (1/1) ... [2023-11-19 04:07:44,951 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4bfbad5e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:44, skipping insertion in model container [2023-11-19 04:07:44,951 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:07:44" (1/1) ... [2023-11-19 04:07:45,015 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 04:07:45,452 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:07:45,474 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 04:07:45,531 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:07:45,681 INFO L206 MainTranslator]: Completed translation [2023-11-19 04:07:45,682 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:45 WrapperNode [2023-11-19 04:07:45,682 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 04:07:45,684 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 04:07:45,684 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 04:07:45,685 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 04:07:45,694 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:45" (1/1) ... [2023-11-19 04:07:45,735 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:45" (1/1) ... [2023-11-19 04:07:45,785 INFO L138 Inliner]: procedures = 175, calls = 27, calls flagged for inlining = 11, calls inlined = 13, statements flattened = 99 [2023-11-19 04:07:45,786 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 04:07:45,788 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 04:07:45,788 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 04:07:45,788 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 04:07:45,799 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:45" (1/1) ... [2023-11-19 04:07:45,800 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:45" (1/1) ... [2023-11-19 04:07:45,821 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:45" (1/1) ... [2023-11-19 04:07:45,824 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:45" (1/1) ... [2023-11-19 04:07:45,834 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:45" (1/1) ... [2023-11-19 04:07:45,852 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:45" (1/1) ... [2023-11-19 04:07:45,858 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:45" (1/1) ... [2023-11-19 04:07:45,870 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:45" (1/1) ... [2023-11-19 04:07:45,874 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 04:07:45,876 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 04:07:45,876 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 04:07:45,876 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 04:07:45,877 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:45" (1/1) ... [2023-11-19 04:07:45,883 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 04:07:45,903 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a68aac4c-121e-4077-baa3-17393f283f68/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 04:07:45,917 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a68aac4c-121e-4077-baa3-17393f283f68/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 04:07:45,932 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a68aac4c-121e-4077-baa3-17393f283f68/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 04:07:45,970 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-19 04:07:45,971 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2023-11-19 04:07:45,971 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2023-11-19 04:07:45,971 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 04:07:45,971 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 04:07:45,972 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 04:07:45,973 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-19 04:07:45,973 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-19 04:07:45,973 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2023-11-19 04:07:45,974 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 04:07:45,974 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 04:07:45,976 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 04:07:46,244 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 04:07:46,249 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 04:07:46,622 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 04:07:46,714 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 04:07:46,714 INFO L302 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-19 04:07:46,719 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:07:46 BoogieIcfgContainer [2023-11-19 04:07:46,719 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 04:07:46,721 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 04:07:46,721 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 04:07:46,733 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 04:07:46,733 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:07:46" (1/1) ... [2023-11-19 04:07:46,734 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 04:07:46,740 INFO L158 Benchmark]: Toolchain (without parser) took 1799.05ms. Allocated memory is still 92.3MB. Free memory was 66.9MB in the beginning and 38.4MB in the end (delta: 28.5MB). Peak memory consumption was 28.1MB. Max. memory is 16.1GB. [2023-11-19 04:07:46,741 INFO L158 Benchmark]: CDTParser took 0.78ms. Allocated memory is still 71.3MB. Free memory was 48.0MB in the beginning and 47.9MB in the end (delta: 84.0kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 04:07:46,742 INFO L158 Benchmark]: CACSL2BoogieTranslator took 741.44ms. Allocated memory is still 92.3MB. Free memory was 66.6MB in the beginning and 65.7MB in the end (delta: 926.0kB). Peak memory consumption was 19.7MB. Max. memory is 16.1GB. [2023-11-19 04:07:46,742 INFO L158 Benchmark]: Boogie Procedure Inliner took 102.26ms. Allocated memory is still 92.3MB. Free memory was 65.7MB in the beginning and 63.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 04:07:46,743 INFO L158 Benchmark]: Boogie Preprocessor took 86.99ms. Allocated memory is still 92.3MB. Free memory was 63.6MB in the beginning and 61.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 04:07:46,744 INFO L158 Benchmark]: RCFGBuilder took 844.06ms. Allocated memory is still 92.3MB. Free memory was 61.5MB in the beginning and 39.1MB in the end (delta: 22.4MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2023-11-19 04:07:46,745 INFO L158 Benchmark]: CodeCheck took 17.08ms. Allocated memory is still 92.3MB. Free memory was 39.1MB in the beginning and 38.4MB in the end (delta: 712.3kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 04:07:46,750 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 0.78ms. Allocated memory is still 71.3MB. Free memory was 48.0MB in the beginning and 47.9MB in the end (delta: 84.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 741.44ms. Allocated memory is still 92.3MB. Free memory was 66.6MB in the beginning and 65.7MB in the end (delta: 926.0kB). Peak memory consumption was 19.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 102.26ms. Allocated memory is still 92.3MB. Free memory was 65.7MB in the beginning and 63.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 86.99ms. Allocated memory is still 92.3MB. Free memory was 63.6MB in the beginning and 61.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 844.06ms. Allocated memory is still 92.3MB. Free memory was 61.5MB in the beginning and 39.1MB in the end (delta: 22.4MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * CodeCheck took 17.08ms. Allocated memory is still 92.3MB. Free memory was 39.1MB in the beginning and 38.4MB in the end (delta: 712.3kB). 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 04:07:46,792 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a68aac4c-121e-4077-baa3-17393f283f68/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