./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/weaver/popl20-prod-cons.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 0e0057cc 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_8402e20c-e9d2-4a3d-84af-01c2efe84439/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8402e20c-e9d2-4a3d-84af-01c2efe84439/bin/ukojak-verify-afCqCEvfdi/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8402e20c-e9d2-4a3d-84af-01c2efe84439/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8402e20c-e9d2-4a3d-84af-01c2efe84439/bin/ukojak-verify-afCqCEvfdi/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/weaver/popl20-prod-cons.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8402e20c-e9d2-4a3d-84af-01c2efe84439/bin/ukojak-verify-afCqCEvfdi/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8402e20c-e9d2-4a3d-84af-01c2efe84439/bin/ukojak-verify-afCqCEvfdi --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 7225a3dc80a635bdf8bc0a0aebf3fff6c385d87e3635c30eb2fdc2ad9b10efb0 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 23:11:03,325 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 23:11:03,464 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8402e20c-e9d2-4a3d-84af-01c2efe84439/bin/ukojak-verify-afCqCEvfdi/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2023-11-24 23:11:03,474 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 23:11:03,475 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-24 23:11:03,521 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 23:11:03,523 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 23:11:03,523 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 23:11:03,524 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 23:11:03,532 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 23:11:03,533 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 23:11:03,533 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 23:11:03,534 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 23:11:03,536 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-24 23:11:03,536 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-24 23:11:03,537 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-24 23:11:03,537 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 23:11:03,538 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-24 23:11:03,538 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 23:11:03,538 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 23:11:03,539 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 23:11:03,540 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 23:11:03,540 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 23:11:03,541 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 23:11:03,542 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:11:03,542 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 23:11:03,543 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 23:11:03,543 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-24 23:11:03,544 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 23:11:03,544 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_8402e20c-e9d2-4a3d-84af-01c2efe84439/bin/ukojak-verify-afCqCEvfdi/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8402e20c-e9d2-4a3d-84af-01c2efe84439/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7225a3dc80a635bdf8bc0a0aebf3fff6c385d87e3635c30eb2fdc2ad9b10efb0 [2023-11-24 23:11:03,831 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 23:11:03,872 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 23:11:03,875 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 23:11:03,877 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 23:11:03,878 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 23:11:03,880 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8402e20c-e9d2-4a3d-84af-01c2efe84439/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/weaver/popl20-prod-cons.wvr.c [2023-11-24 23:11:07,286 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 23:11:07,618 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 23:11:07,619 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8402e20c-e9d2-4a3d-84af-01c2efe84439/sv-benchmarks/c/weaver/popl20-prod-cons.wvr.c [2023-11-24 23:11:07,628 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8402e20c-e9d2-4a3d-84af-01c2efe84439/bin/ukojak-verify-afCqCEvfdi/data/c326d9ece/ebb484c3c25d4b579890e62eb46e970c/FLAG22d40bc96 [2023-11-24 23:11:07,646 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8402e20c-e9d2-4a3d-84af-01c2efe84439/bin/ukojak-verify-afCqCEvfdi/data/c326d9ece/ebb484c3c25d4b579890e62eb46e970c [2023-11-24 23:11:07,649 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 23:11:07,651 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 23:11:07,653 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 23:11:07,653 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 23:11:07,659 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 23:11:07,660 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:11:07" (1/1) ... [2023-11-24 23:11:07,661 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7bf4e666 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:11:07, skipping insertion in model container [2023-11-24 23:11:07,662 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:11:07" (1/1) ... [2023-11-24 23:11:07,691 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 23:11:07,901 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:11:07,913 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 23:11:07,944 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:11:07,954 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 23:11:07,954 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 23:11:07,960 INFO L206 MainTranslator]: Completed translation [2023-11-24 23:11:07,960 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:11:07 WrapperNode [2023-11-24 23:11:07,961 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 23:11:07,961 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 23:11:07,962 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 23:11:07,962 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 23:11:07,970 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:11:07" (1/1) ... [2023-11-24 23:11:07,980 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:11:07" (1/1) ... [2023-11-24 23:11:08,014 INFO L138 Inliner]: procedures = 25, calls = 51, calls flagged for inlining = 11, calls inlined = 11, statements flattened = 175 [2023-11-24 23:11:08,014 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 23:11:08,015 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 23:11:08,015 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 23:11:08,016 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 23:11:08,026 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:11:07" (1/1) ... [2023-11-24 23:11:08,027 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:11:07" (1/1) ... [2023-11-24 23:11:08,031 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:11:07" (1/1) ... [2023-11-24 23:11:08,032 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:11:07" (1/1) ... [2023-11-24 23:11:08,042 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:11:07" (1/1) ... [2023-11-24 23:11:08,047 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:11:07" (1/1) ... [2023-11-24 23:11:08,049 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:11:07" (1/1) ... [2023-11-24 23:11:08,051 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:11:07" (1/1) ... [2023-11-24 23:11:08,056 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 23:11:08,057 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 23:11:08,057 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 23:11:08,057 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 23:11:08,058 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:11:07" (1/1) ... [2023-11-24 23:11:08,065 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:11:08,083 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8402e20c-e9d2-4a3d-84af-01c2efe84439/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 23:11:08,123 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8402e20c-e9d2-4a3d-84af-01c2efe84439/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 23:11:08,128 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8402e20c-e9d2-4a3d-84af-01c2efe84439/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 23:11:08,160 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 23:11:08,161 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-24 23:11:08,161 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-24 23:11:08,161 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-24 23:11:08,162 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-24 23:11:08,162 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-24 23:11:08,162 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-24 23:11:08,162 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-24 23:11:08,163 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-11-24 23:11:08,163 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-11-24 23:11:08,163 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-24 23:11:08,163 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-24 23:11:08,164 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-24 23:11:08,164 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-24 23:11:08,164 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 23:11:08,164 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 23:11:08,165 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-24 23:11:08,167 WARN L213 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-24 23:11:08,285 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 23:11:08,287 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 23:11:08,724 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 23:11:08,830 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 23:11:08,830 INFO L309 CfgBuilder]: Removed 3 assume(true) statements. [2023-11-24 23:11:08,832 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:11:08 BoogieIcfgContainer [2023-11-24 23:11:08,833 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 23:11:08,834 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 23:11:08,834 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 23:11:08,846 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 23:11:08,846 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:11:08" (1/1) ... [2023-11-24 23:11:08,847 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Concurrent programs are currently unsupported at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:174) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:359) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-11-24 23:11:08,852 INFO L158 Benchmark]: Toolchain (without parser) took 1200.44ms. Allocated memory is still 148.9MB. Free memory was 118.4MB in the beginning and 72.9MB in the end (delta: 45.5MB). Peak memory consumption was 46.1MB. Max. memory is 16.1GB. [2023-11-24 23:11:08,853 INFO L158 Benchmark]: CDTParser took 0.41ms. Allocated memory is still 121.6MB. Free memory is still 80.8MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 23:11:08,854 INFO L158 Benchmark]: CACSL2BoogieTranslator took 308.01ms. Allocated memory is still 148.9MB. Free memory was 118.4MB in the beginning and 106.4MB in the end (delta: 12.0MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-24 23:11:08,855 INFO L158 Benchmark]: Boogie Procedure Inliner took 53.02ms. Allocated memory is still 148.9MB. Free memory was 106.4MB in the beginning and 104.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 23:11:08,855 INFO L158 Benchmark]: Boogie Preprocessor took 40.69ms. Allocated memory is still 148.9MB. Free memory was 104.3MB in the beginning and 102.7MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 23:11:08,856 INFO L158 Benchmark]: RCFGBuilder took 776.18ms. Allocated memory is still 148.9MB. Free memory was 102.7MB in the beginning and 73.8MB in the end (delta: 28.9MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. [2023-11-24 23:11:08,857 INFO L158 Benchmark]: CodeCheck took 16.61ms. Allocated memory is still 148.9MB. Free memory was 73.8MB in the beginning and 72.9MB in the end (delta: 934.7kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 23:11:08,861 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 0.41ms. Allocated memory is still 121.6MB. Free memory is still 80.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 308.01ms. Allocated memory is still 148.9MB. Free memory was 118.4MB in the beginning and 106.4MB in the end (delta: 12.0MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 53.02ms. Allocated memory is still 148.9MB. Free memory was 106.4MB in the beginning and 104.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 40.69ms. Allocated memory is still 148.9MB. Free memory was 104.3MB in the beginning and 102.7MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 776.18ms. Allocated memory is still 148.9MB. Free memory was 102.7MB in the beginning and 73.8MB in the end (delta: 28.9MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. * CodeCheck took 16.61ms. Allocated memory is still 148.9MB. Free memory was 73.8MB in the beginning and 72.9MB in the end (delta: 934.7kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-24 23:11:08,886 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8402e20c-e9d2-4a3d-84af-01c2efe84439/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally 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_8402e20c-e9d2-4a3d-84af-01c2efe84439/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8402e20c-e9d2-4a3d-84af-01c2efe84439/bin/ukojak-verify-afCqCEvfdi/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8402e20c-e9d2-4a3d-84af-01c2efe84439/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8402e20c-e9d2-4a3d-84af-01c2efe84439/bin/ukojak-verify-afCqCEvfdi/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/weaver/popl20-prod-cons.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8402e20c-e9d2-4a3d-84af-01c2efe84439/bin/ukojak-verify-afCqCEvfdi/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8402e20c-e9d2-4a3d-84af-01c2efe84439/bin/ukojak-verify-afCqCEvfdi --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 7225a3dc80a635bdf8bc0a0aebf3fff6c385d87e3635c30eb2fdc2ad9b10efb0 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 23:11:11,930 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 23:11:12,082 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8402e20c-e9d2-4a3d-84af-01c2efe84439/bin/ukojak-verify-afCqCEvfdi/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf [2023-11-24 23:11:12,139 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 23:11:12,141 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 23:11:12,142 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 23:11:12,143 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 23:11:12,143 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 23:11:12,144 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 23:11:12,150 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 23:11:12,151 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 23:11:12,151 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-24 23:11:12,152 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-24 23:11:12,154 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-24 23:11:12,154 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 23:11:12,155 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-24 23:11:12,155 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-24 23:11:12,156 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-24 23:11:12,156 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-24 23:11:12,158 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 23:11:12,158 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 23:11:12,159 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 23:11:12,159 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 23:11:12,160 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 23:11:12,160 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-24 23:11:12,161 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-24 23:11:12,162 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 23:11:12,162 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:11:12,163 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 23:11:12,163 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 23:11:12,165 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-24 23:11:12,165 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-24 23:11:12,165 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-24 23:11:12,166 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-24 23:11:12,166 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_8402e20c-e9d2-4a3d-84af-01c2efe84439/bin/ukojak-verify-afCqCEvfdi/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8402e20c-e9d2-4a3d-84af-01c2efe84439/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7225a3dc80a635bdf8bc0a0aebf3fff6c385d87e3635c30eb2fdc2ad9b10efb0 [2023-11-24 23:11:12,634 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 23:11:12,675 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 23:11:12,678 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 23:11:12,680 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 23:11:12,680 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 23:11:12,682 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8402e20c-e9d2-4a3d-84af-01c2efe84439/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/weaver/popl20-prod-cons.wvr.c [2023-11-24 23:11:16,223 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 23:11:16,495 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 23:11:16,496 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8402e20c-e9d2-4a3d-84af-01c2efe84439/sv-benchmarks/c/weaver/popl20-prod-cons.wvr.c [2023-11-24 23:11:16,506 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8402e20c-e9d2-4a3d-84af-01c2efe84439/bin/ukojak-verify-afCqCEvfdi/data/dc11578e5/2692e1eba2364b70819e6f6fa7339a7e/FLAG202042aad [2023-11-24 23:11:16,521 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8402e20c-e9d2-4a3d-84af-01c2efe84439/bin/ukojak-verify-afCqCEvfdi/data/dc11578e5/2692e1eba2364b70819e6f6fa7339a7e [2023-11-24 23:11:16,524 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 23:11:16,526 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 23:11:16,527 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 23:11:16,528 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 23:11:16,534 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 23:11:16,536 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:11:16" (1/1) ... [2023-11-24 23:11:16,538 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6a731ca7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:11:16, skipping insertion in model container [2023-11-24 23:11:16,539 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:11:16" (1/1) ... [2023-11-24 23:11:16,567 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 23:11:16,811 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:11:16,837 INFO L199 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2023-11-24 23:11:16,845 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 23:11:16,868 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:11:16,875 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 23:11:16,909 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:11:16,923 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 23:11:16,923 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 23:11:16,950 INFO L206 MainTranslator]: Completed translation [2023-11-24 23:11:16,950 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:11:16 WrapperNode [2023-11-24 23:11:16,951 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 23:11:16,952 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 23:11:16,953 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 23:11:16,953 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 23:11:16,962 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:11:16" (1/1) ... [2023-11-24 23:11:16,977 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:11:16" (1/1) ... [2023-11-24 23:11:17,012 INFO L138 Inliner]: procedures = 27, calls = 51, calls flagged for inlining = 11, calls inlined = 11, statements flattened = 171 [2023-11-24 23:11:17,013 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 23:11:17,014 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 23:11:17,014 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 23:11:17,014 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 23:11:17,026 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:11:16" (1/1) ... [2023-11-24 23:11:17,026 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:11:16" (1/1) ... [2023-11-24 23:11:17,032 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:11:16" (1/1) ... [2023-11-24 23:11:17,033 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:11:16" (1/1) ... [2023-11-24 23:11:17,045 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:11:16" (1/1) ... [2023-11-24 23:11:17,050 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:11:16" (1/1) ... [2023-11-24 23:11:17,053 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:11:16" (1/1) ... [2023-11-24 23:11:17,056 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:11:16" (1/1) ... [2023-11-24 23:11:17,061 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 23:11:17,062 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 23:11:17,062 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 23:11:17,063 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 23:11:17,064 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:11:16" (1/1) ... [2023-11-24 23:11:17,071 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:11:17,090 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8402e20c-e9d2-4a3d-84af-01c2efe84439/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 23:11:17,106 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8402e20c-e9d2-4a3d-84af-01c2efe84439/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 23:11:17,131 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8402e20c-e9d2-4a3d-84af-01c2efe84439/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 23:11:17,171 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 23:11:17,172 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-24 23:11:17,173 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-24 23:11:17,174 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-24 23:11:17,174 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-24 23:11:17,174 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-24 23:11:17,175 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-24 23:11:17,175 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-24 23:11:17,175 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-11-24 23:11:17,176 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-11-24 23:11:17,176 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-24 23:11:17,176 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-24 23:11:17,177 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-24 23:11:17,177 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 23:11:17,177 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 23:11:17,177 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-24 23:11:17,180 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-24 23:11:17,182 WARN L213 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-24 23:11:17,388 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 23:11:17,393 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 23:11:18,068 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 23:11:18,258 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 23:11:18,259 INFO L309 CfgBuilder]: Removed 3 assume(true) statements. [2023-11-24 23:11:18,261 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:11:18 BoogieIcfgContainer [2023-11-24 23:11:18,261 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 23:11:18,262 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 23:11:18,262 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 23:11:18,276 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 23:11:18,277 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:11:18" (1/1) ... [2023-11-24 23:11:18,278 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Concurrent programs are currently unsupported at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:174) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:359) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-11-24 23:11:18,285 INFO L158 Benchmark]: Toolchain (without parser) took 1758.28ms. Allocated memory was 73.4MB in the beginning and 90.2MB in the end (delta: 16.8MB). Free memory was 49.7MB in the beginning and 50.6MB in the end (delta: -939.5kB). Peak memory consumption was 15.7MB. Max. memory is 16.1GB. [2023-11-24 23:11:18,286 INFO L158 Benchmark]: CDTParser took 0.86ms. Allocated memory is still 73.4MB. Free memory is still 49.0MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 23:11:18,288 INFO L158 Benchmark]: CACSL2BoogieTranslator took 424.04ms. Allocated memory was 73.4MB in the beginning and 90.2MB in the end (delta: 16.8MB). Free memory was 49.3MB in the beginning and 69.5MB in the end (delta: -20.1MB). Peak memory consumption was 18.3MB. Max. memory is 16.1GB. [2023-11-24 23:11:18,289 INFO L158 Benchmark]: Boogie Procedure Inliner took 60.87ms. Allocated memory is still 90.2MB. Free memory was 69.5MB in the beginning and 67.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 23:11:18,290 INFO L158 Benchmark]: Boogie Preprocessor took 47.45ms. Allocated memory is still 90.2MB. Free memory was 67.1MB in the beginning and 65.3MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 23:11:18,291 INFO L158 Benchmark]: RCFGBuilder took 1199.16ms. Allocated memory is still 90.2MB. Free memory was 65.3MB in the beginning and 51.9MB in the end (delta: 13.4MB). Peak memory consumption was 22.6MB. Max. memory is 16.1GB. [2023-11-24 23:11:18,293 INFO L158 Benchmark]: CodeCheck took 20.96ms. Allocated memory is still 90.2MB. Free memory was 51.5MB in the beginning and 50.6MB in the end (delta: 899.9kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 23:11:18,301 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 0.86ms. Allocated memory is still 73.4MB. Free memory is still 49.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 424.04ms. Allocated memory was 73.4MB in the beginning and 90.2MB in the end (delta: 16.8MB). Free memory was 49.3MB in the beginning and 69.5MB in the end (delta: -20.1MB). Peak memory consumption was 18.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 60.87ms. Allocated memory is still 90.2MB. Free memory was 69.5MB in the beginning and 67.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 47.45ms. Allocated memory is still 90.2MB. Free memory was 67.1MB in the beginning and 65.3MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1199.16ms. Allocated memory is still 90.2MB. Free memory was 65.3MB in the beginning and 51.9MB in the end (delta: 13.4MB). Peak memory consumption was 22.6MB. Max. memory is 16.1GB. * CodeCheck took 20.96ms. Allocated memory is still 90.2MB. Free memory was 51.5MB in the beginning and 50.6MB in the end (delta: 899.9kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-24 23:11:18,341 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8402e20c-e9d2-4a3d-84af-01c2efe84439/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported