./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/pthread/fib_unsafe-6.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version a0165632 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_f0093509-d6e3-449c-b2cb-60a7dfb897e0/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0093509-d6e3-449c-b2cb-60a7dfb897e0/bin/ukojak-verify-ImItNfHLgk/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0093509-d6e3-449c-b2cb-60a7dfb897e0/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0093509-d6e3-449c-b2cb-60a7dfb897e0/bin/ukojak-verify-ImItNfHLgk/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/pthread/fib_unsafe-6.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0093509-d6e3-449c-b2cb-60a7dfb897e0/bin/ukojak-verify-ImItNfHLgk/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0093509-d6e3-449c-b2cb-60a7dfb897e0/bin/ukojak-verify-ImItNfHLgk --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 854e371c98b43d805c328b457758892c4a501d7b326c2672c089850792494a4b --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 00:21:03,579 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 00:21:03,669 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0093509-d6e3-449c-b2cb-60a7dfb897e0/bin/ukojak-verify-ImItNfHLgk/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2024-11-09 00:21:03,674 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-09 00:21:03,675 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-09 00:21:03,709 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 00:21:03,712 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-09 00:21:03,713 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-09 00:21:03,713 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 00:21:03,714 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-09 00:21:03,714 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-09 00:21:03,715 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-09 00:21:03,715 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 00:21:03,717 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2024-11-09 00:21:03,717 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2024-11-09 00:21:03,717 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2024-11-09 00:21:03,718 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 00:21:03,718 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 00:21:03,718 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-09 00:21:03,719 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-09 00:21:03,719 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 00:21:03,722 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-09 00:21:03,723 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-09 00:21:03,723 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-09 00:21:03,723 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 00:21:03,723 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:21:03,724 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 00:21:03,724 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 00:21:03,724 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-09 00:21:03,724 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-09 00:21:03,725 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_f0093509-d6e3-449c-b2cb-60a7dfb897e0/bin/ukojak-verify-ImItNfHLgk/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0093509-d6e3-449c-b2cb-60a7dfb897e0/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 854e371c98b43d805c328b457758892c4a501d7b326c2672c089850792494a4b [2024-11-09 00:21:04,013 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 00:21:04,040 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 00:21:04,044 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 00:21:04,047 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 00:21:04,047 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 00:21:04,049 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0093509-d6e3-449c-b2cb-60a7dfb897e0/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/pthread/fib_unsafe-6.i Unable to find full path for "g++" [2024-11-09 00:21:06,073 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 00:21:06,308 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 00:21:06,308 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0093509-d6e3-449c-b2cb-60a7dfb897e0/sv-benchmarks/c/pthread/fib_unsafe-6.i [2024-11-09 00:21:06,322 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0093509-d6e3-449c-b2cb-60a7dfb897e0/bin/ukojak-verify-ImItNfHLgk/data/4728eb5fe/92eeed1076b640cebefd9208bcb9d657/FLAGc8853c7b8 [2024-11-09 00:21:06,338 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0093509-d6e3-449c-b2cb-60a7dfb897e0/bin/ukojak-verify-ImItNfHLgk/data/4728eb5fe/92eeed1076b640cebefd9208bcb9d657 [2024-11-09 00:21:06,341 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 00:21:06,342 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 00:21:06,344 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 00:21:06,344 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 00:21:06,350 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 00:21:06,350 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:21:06" (1/1) ... [2024-11-09 00:21:06,352 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@799cd5b1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:21:06, skipping insertion in model container [2024-11-09 00:21:06,352 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:21:06" (1/1) ... [2024-11-09 00:21:06,414 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 00:21:06,857 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:21:06,870 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 00:21:06,944 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:21:06,991 INFO L204 MainTranslator]: Completed translation [2024-11-09 00:21:06,991 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:21:06 WrapperNode [2024-11-09 00:21:06,992 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 00:21:06,993 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 00:21:06,993 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 00:21:06,993 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 00:21:07,001 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:21:06" (1/1) ... [2024-11-09 00:21:07,018 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:21:06" (1/1) ... [2024-11-09 00:21:07,045 INFO L138 Inliner]: procedures = 164, calls = 21, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 67 [2024-11-09 00:21:07,046 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 00:21:07,047 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 00:21:07,048 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 00:21:07,048 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 00:21:07,057 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:21:06" (1/1) ... [2024-11-09 00:21:07,058 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:21:06" (1/1) ... [2024-11-09 00:21:07,060 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:21:06" (1/1) ... [2024-11-09 00:21:07,062 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:21:06" (1/1) ... [2024-11-09 00:21:07,071 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:21:06" (1/1) ... [2024-11-09 00:21:07,078 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:21:06" (1/1) ... [2024-11-09 00:21:07,079 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:21:06" (1/1) ... [2024-11-09 00:21:07,084 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:21:06" (1/1) ... [2024-11-09 00:21:07,086 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 00:21:07,087 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 00:21:07,087 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 00:21:07,087 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 00:21:07,093 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:21:06" (1/1) ... [2024-11-09 00:21:07,103 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:21:07,116 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0093509-d6e3-449c-b2cb-60a7dfb897e0/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-09 00:21:07,132 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0093509-d6e3-449c-b2cb-60a7dfb897e0/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-09 00:21:07,139 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0093509-d6e3-449c-b2cb-60a7dfb897e0/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-09 00:21:07,172 INFO L130 BoogieDeclarations]: Found specification of procedure t1 [2024-11-09 00:21:07,173 INFO L138 BoogieDeclarations]: Found implementation of procedure t1 [2024-11-09 00:21:07,174 INFO L130 BoogieDeclarations]: Found specification of procedure t2 [2024-11-09 00:21:07,174 INFO L138 BoogieDeclarations]: Found implementation of procedure t2 [2024-11-09 00:21:07,174 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-11-09 00:21:07,175 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 00:21:07,175 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-09 00:21:07,175 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-11-09 00:21:07,175 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 00:21:07,175 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 00:21:07,178 WARN L207 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-11-09 00:21:07,370 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 00:21:07,373 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 00:21:07,584 INFO L283 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-09 00:21:07,584 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 00:21:07,597 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 00:21:07,598 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-09 00:21:07,598 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:21:07 BoogieIcfgContainer [2024-11-09 00:21:07,598 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 00:21:07,599 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-09 00:21:07,601 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-09 00:21:07,610 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-09 00:21:07,611 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:21:07" (1/1) ... [2024-11-09 00:21:07,611 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:172) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:356) 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) [2024-11-09 00:21:07,618 INFO L158 Benchmark]: Toolchain (without parser) took 1275.02ms. Allocated memory is still 138.4MB. Free memory was 94.0MB in the beginning and 53.4MB in the end (delta: 40.6MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. [2024-11-09 00:21:07,619 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 138.4MB. Free memory is still 106.7MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:21:07,620 INFO L158 Benchmark]: CACSL2BoogieTranslator took 648.43ms. Allocated memory is still 138.4MB. Free memory was 94.0MB in the beginning and 71.8MB in the end (delta: 22.1MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2024-11-09 00:21:07,621 INFO L158 Benchmark]: Boogie Procedure Inliner took 54.02ms. Allocated memory is still 138.4MB. Free memory was 71.8MB in the beginning and 69.8MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-09 00:21:07,622 INFO L158 Benchmark]: Boogie Preprocessor took 38.95ms. Allocated memory is still 138.4MB. Free memory was 69.8MB in the beginning and 68.6MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:21:07,623 INFO L158 Benchmark]: RCFGBuilder took 511.64ms. Allocated memory is still 138.4MB. Free memory was 68.6MB in the beginning and 54.2MB in the end (delta: 14.4MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-11-09 00:21:07,624 INFO L158 Benchmark]: CodeCheck took 17.04ms. Allocated memory is still 138.4MB. Free memory was 54.2MB in the beginning and 53.4MB in the end (delta: 836.9kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-09 00:21:07,627 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:172) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30ms. Allocated memory is still 138.4MB. Free memory is still 106.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 648.43ms. Allocated memory is still 138.4MB. Free memory was 94.0MB in the beginning and 71.8MB in the end (delta: 22.1MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 54.02ms. Allocated memory is still 138.4MB. Free memory was 71.8MB in the beginning and 69.8MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 38.95ms. Allocated memory is still 138.4MB. Free memory was 69.8MB in the beginning and 68.6MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 511.64ms. Allocated memory is still 138.4MB. Free memory was 68.6MB in the beginning and 54.2MB in the end (delta: 14.4MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * CodeCheck took 17.04ms. Allocated memory is still 138.4MB. Free memory was 54.2MB in the beginning and 53.4MB in the end (delta: 836.9kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-11-09 00:21:07,666 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0093509-d6e3-449c-b2cb-60a7dfb897e0/bin/ukojak-verify-ImItNfHLgk/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_f0093509-d6e3-449c-b2cb-60a7dfb897e0/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0093509-d6e3-449c-b2cb-60a7dfb897e0/bin/ukojak-verify-ImItNfHLgk/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0093509-d6e3-449c-b2cb-60a7dfb897e0/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0093509-d6e3-449c-b2cb-60a7dfb897e0/bin/ukojak-verify-ImItNfHLgk/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/pthread/fib_unsafe-6.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0093509-d6e3-449c-b2cb-60a7dfb897e0/bin/ukojak-verify-ImItNfHLgk/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0093509-d6e3-449c-b2cb-60a7dfb897e0/bin/ukojak-verify-ImItNfHLgk --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 854e371c98b43d805c328b457758892c4a501d7b326c2672c089850792494a4b --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 00:21:10,091 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 00:21:10,189 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0093509-d6e3-449c-b2cb-60a7dfb897e0/bin/ukojak-verify-ImItNfHLgk/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf [2024-11-09 00:21:10,230 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 00:21:10,232 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-09 00:21:10,232 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-09 00:21:10,233 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 00:21:10,233 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-09 00:21:10,236 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-09 00:21:10,237 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-09 00:21:10,237 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 00:21:10,237 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2024-11-09 00:21:10,238 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2024-11-09 00:21:10,238 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2024-11-09 00:21:10,239 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 00:21:10,239 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-09 00:21:10,240 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-09 00:21:10,243 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 00:21:10,243 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-09 00:21:10,243 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-09 00:21:10,244 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-09 00:21:10,248 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 00:21:10,249 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-09 00:21:10,249 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-09 00:21:10,249 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-09 00:21:10,250 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-09 00:21:10,250 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-09 00:21:10,250 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 00:21:10,251 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:21:10,251 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 00:21:10,251 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 00:21:10,253 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-09 00:21:10,254 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-09 00:21:10,255 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-09 00:21:10,255 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_f0093509-d6e3-449c-b2cb-60a7dfb897e0/bin/ukojak-verify-ImItNfHLgk/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0093509-d6e3-449c-b2cb-60a7dfb897e0/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 854e371c98b43d805c328b457758892c4a501d7b326c2672c089850792494a4b [2024-11-09 00:21:10,665 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 00:21:10,691 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 00:21:10,698 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 00:21:10,699 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 00:21:10,700 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 00:21:10,701 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0093509-d6e3-449c-b2cb-60a7dfb897e0/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/pthread/fib_unsafe-6.i Unable to find full path for "g++" [2024-11-09 00:21:12,795 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 00:21:13,061 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 00:21:13,061 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0093509-d6e3-449c-b2cb-60a7dfb897e0/sv-benchmarks/c/pthread/fib_unsafe-6.i [2024-11-09 00:21:13,080 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0093509-d6e3-449c-b2cb-60a7dfb897e0/bin/ukojak-verify-ImItNfHLgk/data/19b80b46f/438191189c2d45348fad5079164d26c1/FLAG3e6488cfd [2024-11-09 00:21:13,094 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0093509-d6e3-449c-b2cb-60a7dfb897e0/bin/ukojak-verify-ImItNfHLgk/data/19b80b46f/438191189c2d45348fad5079164d26c1 [2024-11-09 00:21:13,096 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 00:21:13,098 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 00:21:13,099 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 00:21:13,099 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 00:21:13,103 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 00:21:13,104 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:21:13" (1/1) ... [2024-11-09 00:21:13,105 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@630c09f7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:21:13, skipping insertion in model container [2024-11-09 00:21:13,105 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:21:13" (1/1) ... [2024-11-09 00:21:13,164 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 00:21:13,687 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:21:13,704 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 00:21:13,773 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:21:13,826 INFO L204 MainTranslator]: Completed translation [2024-11-09 00:21:13,827 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:21:13 WrapperNode [2024-11-09 00:21:13,827 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 00:21:13,828 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 00:21:13,828 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 00:21:13,831 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 00:21:13,840 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:21:13" (1/1) ... [2024-11-09 00:21:13,861 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:21:13" (1/1) ... [2024-11-09 00:21:13,891 INFO L138 Inliner]: procedures = 165, calls = 21, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 67 [2024-11-09 00:21:13,894 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 00:21:13,895 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 00:21:13,895 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 00:21:13,895 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 00:21:13,905 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:21:13" (1/1) ... [2024-11-09 00:21:13,905 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:21:13" (1/1) ... [2024-11-09 00:21:13,914 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:21:13" (1/1) ... [2024-11-09 00:21:13,914 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:21:13" (1/1) ... [2024-11-09 00:21:13,926 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:21:13" (1/1) ... [2024-11-09 00:21:13,934 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:21:13" (1/1) ... [2024-11-09 00:21:13,936 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:21:13" (1/1) ... [2024-11-09 00:21:13,939 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:21:13" (1/1) ... [2024-11-09 00:21:13,945 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 00:21:13,946 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 00:21:13,950 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 00:21:13,950 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 00:21:13,951 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:21:13" (1/1) ... [2024-11-09 00:21:13,957 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:21:13,970 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0093509-d6e3-449c-b2cb-60a7dfb897e0/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-09 00:21:13,985 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0093509-d6e3-449c-b2cb-60a7dfb897e0/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-09 00:21:13,989 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0093509-d6e3-449c-b2cb-60a7dfb897e0/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-09 00:21:14,025 INFO L130 BoogieDeclarations]: Found specification of procedure t1 [2024-11-09 00:21:14,025 INFO L138 BoogieDeclarations]: Found implementation of procedure t1 [2024-11-09 00:21:14,025 INFO L130 BoogieDeclarations]: Found specification of procedure t2 [2024-11-09 00:21:14,026 INFO L138 BoogieDeclarations]: Found implementation of procedure t2 [2024-11-09 00:21:14,026 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-11-09 00:21:14,026 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 00:21:14,026 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-09 00:21:14,027 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-11-09 00:21:14,028 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 00:21:14,028 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 00:21:14,029 WARN L207 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-11-09 00:21:14,192 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 00:21:14,194 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 00:21:14,449 INFO L283 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-09 00:21:14,450 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 00:21:14,470 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 00:21:14,470 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-09 00:21:14,471 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:21:14 BoogieIcfgContainer [2024-11-09 00:21:14,471 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 00:21:14,472 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-09 00:21:14,472 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-09 00:21:14,483 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-09 00:21:14,483 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:21:14" (1/1) ... [2024-11-09 00:21:14,485 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:172) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:356) 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) [2024-11-09 00:21:14,493 INFO L158 Benchmark]: Toolchain (without parser) took 1392.58ms. Allocated memory was 65.0MB in the beginning and 86.0MB in the end (delta: 21.0MB). Free memory was 35.4MB in the beginning and 51.1MB in the end (delta: -15.7MB). Peak memory consumption was 1.8MB. Max. memory is 16.1GB. [2024-11-09 00:21:14,494 INFO L158 Benchmark]: CDTParser took 0.97ms. Allocated memory is still 65.0MB. Free memory was 41.7MB in the beginning and 41.6MB in the end (delta: 81.6kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:21:14,496 INFO L158 Benchmark]: CACSL2BoogieTranslator took 728.53ms. Allocated memory was 65.0MB in the beginning and 86.0MB in the end (delta: 21.0MB). Free memory was 35.1MB in the beginning and 50.7MB in the end (delta: -15.7MB). Peak memory consumption was 9.7MB. Max. memory is 16.1GB. [2024-11-09 00:21:14,497 INFO L158 Benchmark]: Boogie Procedure Inliner took 66.15ms. Allocated memory is still 86.0MB. Free memory was 50.7MB in the beginning and 48.7MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-09 00:21:14,498 INFO L158 Benchmark]: Boogie Preprocessor took 50.87ms. Allocated memory is still 86.0MB. Free memory was 48.7MB in the beginning and 47.2MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:21:14,499 INFO L158 Benchmark]: RCFGBuilder took 524.67ms. Allocated memory is still 86.0MB. Free memory was 46.9MB in the beginning and 52.1MB in the end (delta: -5.2MB). Peak memory consumption was 6.8MB. Max. memory is 16.1GB. [2024-11-09 00:21:14,500 INFO L158 Benchmark]: CodeCheck took 17.45ms. Allocated memory is still 86.0MB. Free memory was 52.1MB in the beginning and 51.1MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:21:14,504 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:172) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.97ms. Allocated memory is still 65.0MB. Free memory was 41.7MB in the beginning and 41.6MB in the end (delta: 81.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 728.53ms. Allocated memory was 65.0MB in the beginning and 86.0MB in the end (delta: 21.0MB). Free memory was 35.1MB in the beginning and 50.7MB in the end (delta: -15.7MB). Peak memory consumption was 9.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 66.15ms. Allocated memory is still 86.0MB. Free memory was 50.7MB in the beginning and 48.7MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 50.87ms. Allocated memory is still 86.0MB. Free memory was 48.7MB in the beginning and 47.2MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 524.67ms. Allocated memory is still 86.0MB. Free memory was 46.9MB in the beginning and 52.1MB in the end (delta: -5.2MB). Peak memory consumption was 6.8MB. Max. memory is 16.1GB. * CodeCheck took 17.45ms. Allocated memory is still 86.0MB. Free memory was 52.1MB in the beginning and 51.1MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-11-09 00:21:14,546 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0093509-d6e3-449c-b2cb-60a7dfb897e0/bin/ukojak-verify-ImItNfHLgk/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 Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported