./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/weaver/chl-collitem-symm.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 9bd2c7ff Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d27c9281-9567-4d20-ad7c-5c4f0855700d/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d27c9281-9567-4d20-ad7c-5c4f0855700d/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_d27c9281-9567-4d20-ad7c-5c4f0855700d/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d27c9281-9567-4d20-ad7c-5c4f0855700d/bin/ukojak-verify-G8NBE6pJGL/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/weaver/chl-collitem-symm.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d27c9281-9567-4d20-ad7c-5c4f0855700d/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_d27c9281-9567-4d20-ad7c-5c4f0855700d/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 631177edb7ca950f3594c5b6eaac98148a00ee69e6a0cd62c1c95947fa56259c --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 02:45:31,343 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 02:45:31,453 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d27c9281-9567-4d20-ad7c-5c4f0855700d/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2023-11-19 02:45:31,458 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 02:45:31,458 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 02:45:31,489 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 02:45:31,491 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 02:45:31,492 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 02:45:31,492 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 02:45:31,493 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 02:45:31,494 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 02:45:31,494 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 02:45:31,495 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 02:45:31,496 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-19 02:45:31,496 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-19 02:45:31,497 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-19 02:45:31,498 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 02:45:31,498 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 02:45:31,499 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 02:45:31,499 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 02:45:31,500 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 02:45:31,501 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 02:45:31,501 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 02:45:31,502 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 02:45:31,503 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:45:31,503 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 02:45:31,504 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 02:45:31,505 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 02:45:31,505 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 02:45:31,506 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_d27c9281-9567-4d20-ad7c-5c4f0855700d/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d27c9281-9567-4d20-ad7c-5c4f0855700d/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 631177edb7ca950f3594c5b6eaac98148a00ee69e6a0cd62c1c95947fa56259c [2023-11-19 02:45:31,875 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 02:45:31,916 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 02:45:31,920 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 02:45:31,922 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 02:45:31,923 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 02:45:31,925 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d27c9281-9567-4d20-ad7c-5c4f0855700d/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/weaver/chl-collitem-symm.wvr.c [2023-11-19 02:45:35,218 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 02:45:35,524 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 02:45:35,525 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d27c9281-9567-4d20-ad7c-5c4f0855700d/sv-benchmarks/c/weaver/chl-collitem-symm.wvr.c [2023-11-19 02:45:35,538 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d27c9281-9567-4d20-ad7c-5c4f0855700d/bin/ukojak-verify-G8NBE6pJGL/data/0340a3b6e/fa746472db404fee9c1088eb4fd1872a/FLAGeeb033d8b [2023-11-19 02:45:35,560 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d27c9281-9567-4d20-ad7c-5c4f0855700d/bin/ukojak-verify-G8NBE6pJGL/data/0340a3b6e/fa746472db404fee9c1088eb4fd1872a [2023-11-19 02:45:35,567 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 02:45:35,569 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 02:45:35,573 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 02:45:35,573 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 02:45:35,579 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 02:45:35,582 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:45:35" (1/1) ... [2023-11-19 02:45:35,583 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7a375e96 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:45:35, skipping insertion in model container [2023-11-19 02:45:35,584 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:45:35" (1/1) ... [2023-11-19 02:45:35,618 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 02:45:35,878 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:45:35,903 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 02:45:35,931 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:45:35,940 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 02:45:35,940 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 02:45:35,948 INFO L206 MainTranslator]: Completed translation [2023-11-19 02:45:35,948 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:45:35 WrapperNode [2023-11-19 02:45:35,949 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 02:45:35,950 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 02:45:35,950 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 02:45:35,950 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 02:45:35,957 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:45:35" (1/1) ... [2023-11-19 02:45:35,987 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:45:35" (1/1) ... [2023-11-19 02:45:36,047 INFO L138 Inliner]: procedures = 22, calls = 36, calls flagged for inlining = 16, calls inlined = 30, statements flattened = 265 [2023-11-19 02:45:36,048 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 02:45:36,048 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 02:45:36,049 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 02:45:36,049 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 02:45:36,070 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:45:35" (1/1) ... [2023-11-19 02:45:36,070 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:45:35" (1/1) ... [2023-11-19 02:45:36,078 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:45:35" (1/1) ... [2023-11-19 02:45:36,078 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:45:35" (1/1) ... [2023-11-19 02:45:36,109 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:45:35" (1/1) ... [2023-11-19 02:45:36,112 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:45:35" (1/1) ... [2023-11-19 02:45:36,115 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:45:35" (1/1) ... [2023-11-19 02:45:36,117 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:45:35" (1/1) ... [2023-11-19 02:45:36,121 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 02:45:36,122 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 02:45:36,122 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 02:45:36,122 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 02:45:36,123 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:45:35" (1/1) ... [2023-11-19 02:45:36,129 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:45:36,160 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d27c9281-9567-4d20-ad7c-5c4f0855700d/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 02:45:36,174 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d27c9281-9567-4d20-ad7c-5c4f0855700d/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 02:45:36,206 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d27c9281-9567-4d20-ad7c-5c4f0855700d/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 02:45:36,229 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 02:45:36,229 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-19 02:45:36,230 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-19 02:45:36,230 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-19 02:45:36,231 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-19 02:45:36,231 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 02:45:36,231 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 02:45:36,231 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 02:45:36,232 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-19 02:45:36,232 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-19 02:45:36,233 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 02:45:36,233 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 02:45:36,233 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 02:45:36,234 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 02:45:36,235 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 02:45:36,385 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 02:45:36,388 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 02:45:36,934 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 02:45:37,642 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 02:45:37,642 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-19 02:45:37,647 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:45:37 BoogieIcfgContainer [2023-11-19 02:45:37,647 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 02:45:37,648 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 02:45:37,649 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 02:45:37,661 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 02:45:37,661 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:45:37" (1/1) ... [2023-11-19 02:45:37,662 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 02:45:37,668 INFO L158 Benchmark]: Toolchain (without parser) took 2097.74ms. Allocated memory was 157.3MB in the beginning and 190.8MB in the end (delta: 33.6MB). Free memory was 126.4MB in the beginning and 89.4MB in the end (delta: 37.0MB). Peak memory consumption was 72.3MB. Max. memory is 16.1GB. [2023-11-19 02:45:37,669 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 125.8MB. Free memory was 85.2MB in the beginning and 85.0MB in the end (delta: 159.6kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 02:45:37,670 INFO L158 Benchmark]: CACSL2BoogieTranslator took 376.07ms. Allocated memory is still 157.3MB. Free memory was 126.1MB in the beginning and 114.6MB in the end (delta: 11.5MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-19 02:45:37,671 INFO L158 Benchmark]: Boogie Procedure Inliner took 98.11ms. Allocated memory is still 157.3MB. Free memory was 114.6MB in the beginning and 111.9MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 02:45:37,672 INFO L158 Benchmark]: Boogie Preprocessor took 72.97ms. Allocated memory is still 157.3MB. Free memory was 111.9MB in the beginning and 110.2MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 02:45:37,674 INFO L158 Benchmark]: RCFGBuilder took 1525.28ms. Allocated memory was 157.3MB in the beginning and 190.8MB in the end (delta: 33.6MB). Free memory was 110.2MB in the beginning and 90.5MB in the end (delta: 19.7MB). Peak memory consumption was 59.8MB. Max. memory is 16.1GB. [2023-11-19 02:45:37,674 INFO L158 Benchmark]: CodeCheck took 17.52ms. Allocated memory is still 190.8MB. Free memory was 90.5MB in the beginning and 89.4MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 02:45:37,680 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Concurrent programs are currently unsupported: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:174) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32ms. Allocated memory is still 125.8MB. Free memory was 85.2MB in the beginning and 85.0MB in the end (delta: 159.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 376.07ms. Allocated memory is still 157.3MB. Free memory was 126.1MB in the beginning and 114.6MB in the end (delta: 11.5MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 98.11ms. Allocated memory is still 157.3MB. Free memory was 114.6MB in the beginning and 111.9MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 72.97ms. Allocated memory is still 157.3MB. Free memory was 111.9MB in the beginning and 110.2MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1525.28ms. Allocated memory was 157.3MB in the beginning and 190.8MB in the end (delta: 33.6MB). Free memory was 110.2MB in the beginning and 90.5MB in the end (delta: 19.7MB). Peak memory consumption was 59.8MB. Max. memory is 16.1GB. * CodeCheck took 17.52ms. Allocated memory is still 190.8MB. Free memory was 90.5MB in the beginning and 89.4MB 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. [2023-11-19 02:45:37,727 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d27c9281-9567-4d20-ad7c-5c4f0855700d/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d27c9281-9567-4d20-ad7c-5c4f0855700d/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d27c9281-9567-4d20-ad7c-5c4f0855700d/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_d27c9281-9567-4d20-ad7c-5c4f0855700d/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d27c9281-9567-4d20-ad7c-5c4f0855700d/bin/ukojak-verify-G8NBE6pJGL/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/weaver/chl-collitem-symm.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d27c9281-9567-4d20-ad7c-5c4f0855700d/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_d27c9281-9567-4d20-ad7c-5c4f0855700d/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 631177edb7ca950f3594c5b6eaac98148a00ee69e6a0cd62c1c95947fa56259c --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 02:45:41,011 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 02:45:41,174 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d27c9281-9567-4d20-ad7c-5c4f0855700d/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf [2023-11-19 02:45:41,237 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 02:45:41,239 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 02:45:41,240 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 02:45:41,241 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 02:45:41,242 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 02:45:41,243 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 02:45:41,250 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 02:45:41,250 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 02:45:41,251 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-19 02:45:41,251 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-19 02:45:41,253 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-19 02:45:41,254 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 02:45:41,255 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-19 02:45:41,255 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-19 02:45:41,256 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-19 02:45:41,256 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 02:45:41,257 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 02:45:41,257 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 02:45:41,258 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 02:45:41,258 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 02:45:41,259 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 02:45:41,259 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 02:45:41,260 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-19 02:45:41,261 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 02:45:41,262 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:45:41,262 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 02:45:41,263 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 02:45:41,264 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-19 02:45:41,265 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 02:45:41,265 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-19 02:45:41,266 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 02:45:41,266 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_d27c9281-9567-4d20-ad7c-5c4f0855700d/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d27c9281-9567-4d20-ad7c-5c4f0855700d/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 631177edb7ca950f3594c5b6eaac98148a00ee69e6a0cd62c1c95947fa56259c [2023-11-19 02:45:41,773 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 02:45:41,809 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 02:45:41,820 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 02:45:41,822 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 02:45:41,823 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 02:45:41,824 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d27c9281-9567-4d20-ad7c-5c4f0855700d/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/weaver/chl-collitem-symm.wvr.c [2023-11-19 02:45:45,084 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 02:45:45,414 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 02:45:45,415 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d27c9281-9567-4d20-ad7c-5c4f0855700d/sv-benchmarks/c/weaver/chl-collitem-symm.wvr.c [2023-11-19 02:45:45,428 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d27c9281-9567-4d20-ad7c-5c4f0855700d/bin/ukojak-verify-G8NBE6pJGL/data/273ce5c92/fea9494326694b6c88f0170bc9421f35/FLAG0f227a7ed [2023-11-19 02:45:45,451 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d27c9281-9567-4d20-ad7c-5c4f0855700d/bin/ukojak-verify-G8NBE6pJGL/data/273ce5c92/fea9494326694b6c88f0170bc9421f35 [2023-11-19 02:45:45,459 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 02:45:45,461 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 02:45:45,466 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 02:45:45,466 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 02:45:45,472 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 02:45:45,475 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:45:45" (1/1) ... [2023-11-19 02:45:45,476 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@77dc3606 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:45:45, skipping insertion in model container [2023-11-19 02:45:45,476 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:45:45" (1/1) ... [2023-11-19 02:45:45,517 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 02:45:45,842 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:45:45,866 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 02:45:45,910 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:45:45,934 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 02:45:45,934 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 02:45:45,944 INFO L206 MainTranslator]: Completed translation [2023-11-19 02:45:45,944 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:45:45 WrapperNode [2023-11-19 02:45:45,945 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 02:45:45,946 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 02:45:45,947 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 02:45:45,947 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 02:45:45,956 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:45:45" (1/1) ... [2023-11-19 02:45:45,986 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:45:45" (1/1) ... [2023-11-19 02:45:46,034 INFO L138 Inliner]: procedures = 24, calls = 36, calls flagged for inlining = 16, calls inlined = 30, statements flattened = 247 [2023-11-19 02:45:46,034 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 02:45:46,035 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 02:45:46,036 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 02:45:46,036 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 02:45:46,048 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:45:45" (1/1) ... [2023-11-19 02:45:46,048 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:45:45" (1/1) ... [2023-11-19 02:45:46,055 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:45:45" (1/1) ... [2023-11-19 02:45:46,056 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:45:45" (1/1) ... [2023-11-19 02:45:46,070 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:45:45" (1/1) ... [2023-11-19 02:45:46,093 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:45:45" (1/1) ... [2023-11-19 02:45:46,096 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:45:45" (1/1) ... [2023-11-19 02:45:46,099 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:45:45" (1/1) ... [2023-11-19 02:45:46,105 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 02:45:46,106 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 02:45:46,106 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 02:45:46,106 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 02:45:46,107 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:45:45" (1/1) ... [2023-11-19 02:45:46,114 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:45:46,132 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d27c9281-9567-4d20-ad7c-5c4f0855700d/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 02:45:46,155 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d27c9281-9567-4d20-ad7c-5c4f0855700d/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 02:45:46,185 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d27c9281-9567-4d20-ad7c-5c4f0855700d/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 02:45:46,218 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 02:45:46,219 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-19 02:45:46,219 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-19 02:45:46,220 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-19 02:45:46,221 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-19 02:45:46,221 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-19 02:45:46,222 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 02:45:46,222 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-19 02:45:46,222 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-19 02:45:46,222 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-19 02:45:46,223 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 02:45:46,223 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 02:45:46,223 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 02:45:46,223 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-19 02:45:46,226 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 02:45:46,387 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 02:45:46,390 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 02:45:47,049 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 02:45:47,874 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 02:45:47,876 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-19 02:45:47,883 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:45:47 BoogieIcfgContainer [2023-11-19 02:45:47,883 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 02:45:47,885 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 02:45:47,885 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 02:45:47,898 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 02:45:47,898 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:45:47" (1/1) ... [2023-11-19 02:45:47,899 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 02:45:47,906 INFO L158 Benchmark]: Toolchain (without parser) took 2443.48ms. Allocated memory was 79.7MB in the beginning and 107.0MB in the end (delta: 27.3MB). Free memory was 53.6MB in the beginning and 63.1MB in the end (delta: -9.5MB). Peak memory consumption was 16.6MB. Max. memory is 16.1GB. [2023-11-19 02:45:47,907 INFO L158 Benchmark]: CDTParser took 0.65ms. Allocated memory is still 79.7MB. Free memory is still 55.6MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 02:45:47,908 INFO L158 Benchmark]: CACSL2BoogieTranslator took 479.41ms. Allocated memory is still 79.7MB. Free memory was 53.4MB in the beginning and 41.5MB in the end (delta: 11.9MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-11-19 02:45:47,909 INFO L158 Benchmark]: Boogie Procedure Inliner took 88.53ms. Allocated memory is still 79.7MB. Free memory was 41.3MB in the beginning and 38.7MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 02:45:47,910 INFO L158 Benchmark]: Boogie Preprocessor took 69.68ms. Allocated memory is still 79.7MB. Free memory was 38.7MB in the beginning and 58.0MB in the end (delta: -19.3MB). Peak memory consumption was 3.8MB. Max. memory is 16.1GB. [2023-11-19 02:45:47,911 INFO L158 Benchmark]: RCFGBuilder took 1777.37ms. Allocated memory was 79.7MB in the beginning and 107.0MB in the end (delta: 27.3MB). Free memory was 58.0MB in the beginning and 64.7MB in the end (delta: -6.7MB). Peak memory consumption was 50.6MB. Max. memory is 16.1GB. [2023-11-19 02:45:47,913 INFO L158 Benchmark]: CodeCheck took 18.88ms. Allocated memory is still 107.0MB. Free memory was 64.7MB in the beginning and 63.1MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 02:45:47,923 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 0.65ms. Allocated memory is still 79.7MB. Free memory is still 55.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 479.41ms. Allocated memory is still 79.7MB. Free memory was 53.4MB in the beginning and 41.5MB in the end (delta: 11.9MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 88.53ms. Allocated memory is still 79.7MB. Free memory was 41.3MB in the beginning and 38.7MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 69.68ms. Allocated memory is still 79.7MB. Free memory was 38.7MB in the beginning and 58.0MB in the end (delta: -19.3MB). Peak memory consumption was 3.8MB. Max. memory is 16.1GB. * RCFGBuilder took 1777.37ms. Allocated memory was 79.7MB in the beginning and 107.0MB in the end (delta: 27.3MB). Free memory was 58.0MB in the beginning and 64.7MB in the end (delta: -6.7MB). Peak memory consumption was 50.6MB. Max. memory is 16.1GB. * CodeCheck took 18.88ms. Allocated memory is still 107.0MB. Free memory was 64.7MB in the beginning and 63.1MB in the end (delta: 1.7MB). 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 02:45:47,970 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d27c9281-9567-4d20-ad7c-5c4f0855700d/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 Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported