./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/weaver/popl20-threaded-sum-3.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_4dc54689-61e9-48de-a628-208aa28229c5/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4dc54689-61e9-48de-a628-208aa28229c5/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_4dc54689-61e9-48de-a628-208aa28229c5/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4dc54689-61e9-48de-a628-208aa28229c5/bin/ukojak-verify-G8NBE6pJGL/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/weaver/popl20-threaded-sum-3.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4dc54689-61e9-48de-a628-208aa28229c5/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_4dc54689-61e9-48de-a628-208aa28229c5/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 3ff96f1177b851e0082faef897c2fcf87c2462cab57ba2153c754c5e198aaf06 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 02:55:34,103 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 02:55:34,227 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4dc54689-61e9-48de-a628-208aa28229c5/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2023-11-19 02:55:34,235 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 02:55:34,236 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 02:55:34,284 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 02:55:34,285 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 02:55:34,286 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 02:55:34,287 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 02:55:34,293 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 02:55:34,295 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 02:55:34,295 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 02:55:34,296 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 02:55:34,298 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-19 02:55:34,298 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-19 02:55:34,299 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-19 02:55:34,299 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 02:55:34,300 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 02:55:34,300 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 02:55:34,301 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 02:55:34,301 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 02:55:34,302 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 02:55:34,302 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 02:55:34,303 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 02:55:34,304 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:55:34,304 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 02:55:34,305 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 02:55:34,305 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 02:55:34,306 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 02:55:34,306 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_4dc54689-61e9-48de-a628-208aa28229c5/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4dc54689-61e9-48de-a628-208aa28229c5/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3ff96f1177b851e0082faef897c2fcf87c2462cab57ba2153c754c5e198aaf06 [2023-11-19 02:55:34,624 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 02:55:34,657 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 02:55:34,660 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 02:55:34,662 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 02:55:34,662 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 02:55:34,664 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4dc54689-61e9-48de-a628-208aa28229c5/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/weaver/popl20-threaded-sum-3.wvr.c [2023-11-19 02:55:38,353 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 02:55:38,722 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 02:55:38,723 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4dc54689-61e9-48de-a628-208aa28229c5/sv-benchmarks/c/weaver/popl20-threaded-sum-3.wvr.c [2023-11-19 02:55:38,735 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4dc54689-61e9-48de-a628-208aa28229c5/bin/ukojak-verify-G8NBE6pJGL/data/d180b8516/79032da4482d44138d8a7db6d6a72637/FLAGae3239720 [2023-11-19 02:55:38,760 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4dc54689-61e9-48de-a628-208aa28229c5/bin/ukojak-verify-G8NBE6pJGL/data/d180b8516/79032da4482d44138d8a7db6d6a72637 [2023-11-19 02:55:38,763 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 02:55:38,765 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 02:55:38,767 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 02:55:38,767 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 02:55:38,773 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 02:55:38,774 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:55:38" (1/1) ... [2023-11-19 02:55:38,776 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7fcff107 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:55:38, skipping insertion in model container [2023-11-19 02:55:38,776 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:55:38" (1/1) ... [2023-11-19 02:55:38,810 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 02:55:39,082 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:55:39,097 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 02:55:39,131 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:55:39,142 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 02:55:39,143 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 02:55:39,153 INFO L206 MainTranslator]: Completed translation [2023-11-19 02:55:39,154 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:55:39 WrapperNode [2023-11-19 02:55:39,154 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 02:55:39,156 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 02:55:39,156 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 02:55:39,156 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 02:55:39,167 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:55:39" (1/1) ... [2023-11-19 02:55:39,177 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:55:39" (1/1) ... [2023-11-19 02:55:39,205 INFO L138 Inliner]: procedures = 22, calls = 47, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 83 [2023-11-19 02:55:39,206 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 02:55:39,207 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 02:55:39,207 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 02:55:39,207 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 02:55:39,219 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:55:39" (1/1) ... [2023-11-19 02:55:39,219 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:55:39" (1/1) ... [2023-11-19 02:55:39,224 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:55:39" (1/1) ... [2023-11-19 02:55:39,225 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:55:39" (1/1) ... [2023-11-19 02:55:39,236 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:55:39" (1/1) ... [2023-11-19 02:55:39,241 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:55:39" (1/1) ... [2023-11-19 02:55:39,243 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:55:39" (1/1) ... [2023-11-19 02:55:39,245 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:55:39" (1/1) ... [2023-11-19 02:55:39,250 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 02:55:39,251 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 02:55:39,251 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 02:55:39,251 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 02:55:39,252 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:55:39" (1/1) ... [2023-11-19 02:55:39,259 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:55:39,274 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4dc54689-61e9-48de-a628-208aa28229c5/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 02:55:39,289 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4dc54689-61e9-48de-a628-208aa28229c5/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 02:55:39,300 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4dc54689-61e9-48de-a628-208aa28229c5/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 02:55:39,342 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 02:55:39,342 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-19 02:55:39,342 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-19 02:55:39,343 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-19 02:55:39,344 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-19 02:55:39,344 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-11-19 02:55:39,344 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-11-19 02:55:39,345 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 02:55:39,345 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 02:55:39,345 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 02:55:39,346 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-19 02:55:39,347 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-19 02:55:39,347 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 02:55:39,347 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 02:55:39,348 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 02:55:39,348 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 02:55:39,350 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 02:55:39,480 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 02:55:39,482 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 02:55:39,902 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 02:55:40,034 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 02:55:40,034 INFO L302 CfgBuilder]: Removed 3 assume(true) statements. [2023-11-19 02:55:40,039 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:55:40 BoogieIcfgContainer [2023-11-19 02:55:40,040 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 02:55:40,041 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 02:55:40,041 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 02:55:40,054 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 02:55:40,055 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:55:40" (1/1) ... [2023-11-19 02:55:40,056 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 02:55:40,061 INFO L158 Benchmark]: Toolchain (without parser) took 1295.46ms. Allocated memory is still 195.0MB. Free memory was 164.8MB in the beginning and 126.1MB in the end (delta: 38.7MB). Peak memory consumption was 37.7MB. Max. memory is 16.1GB. [2023-11-19 02:55:40,062 INFO L158 Benchmark]: CDTParser took 0.35ms. Allocated memory is still 121.6MB. Free memory is still 63.5MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 02:55:40,063 INFO L158 Benchmark]: CACSL2BoogieTranslator took 387.91ms. Allocated memory is still 195.0MB. Free memory was 164.3MB in the beginning and 152.8MB in the end (delta: 11.6MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-11-19 02:55:40,064 INFO L158 Benchmark]: Boogie Procedure Inliner took 50.43ms. Allocated memory is still 195.0MB. Free memory was 152.8MB in the beginning and 150.8MB in the end (delta: 2.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-19 02:55:40,065 INFO L158 Benchmark]: Boogie Preprocessor took 43.22ms. Allocated memory is still 195.0MB. Free memory was 150.8MB in the beginning and 149.7MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 02:55:40,066 INFO L158 Benchmark]: RCFGBuilder took 789.22ms. Allocated memory is still 195.0MB. Free memory was 149.2MB in the beginning and 127.2MB in the end (delta: 22.0MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2023-11-19 02:55:40,067 INFO L158 Benchmark]: CodeCheck took 18.37ms. Allocated memory is still 195.0MB. Free memory was 127.2MB in the beginning and 126.1MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 02:55:40,072 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Concurrent programs are currently unsupported: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:174) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35ms. Allocated memory is still 121.6MB. Free memory is still 63.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 387.91ms. Allocated memory is still 195.0MB. Free memory was 164.3MB in the beginning and 152.8MB in the end (delta: 11.6MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 50.43ms. Allocated memory is still 195.0MB. Free memory was 152.8MB in the beginning and 150.8MB in the end (delta: 2.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 43.22ms. Allocated memory is still 195.0MB. Free memory was 150.8MB in the beginning and 149.7MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 789.22ms. Allocated memory is still 195.0MB. Free memory was 149.2MB in the beginning and 127.2MB in the end (delta: 22.0MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. * CodeCheck took 18.37ms. Allocated memory is still 195.0MB. Free memory was 127.2MB in the beginning and 126.1MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-19 02:55:40,129 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4dc54689-61e9-48de-a628-208aa28229c5/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_4dc54689-61e9-48de-a628-208aa28229c5/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4dc54689-61e9-48de-a628-208aa28229c5/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_4dc54689-61e9-48de-a628-208aa28229c5/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4dc54689-61e9-48de-a628-208aa28229c5/bin/ukojak-verify-G8NBE6pJGL/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/weaver/popl20-threaded-sum-3.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4dc54689-61e9-48de-a628-208aa28229c5/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_4dc54689-61e9-48de-a628-208aa28229c5/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 3ff96f1177b851e0082faef897c2fcf87c2462cab57ba2153c754c5e198aaf06 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 02:55:43,258 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 02:55:43,408 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4dc54689-61e9-48de-a628-208aa28229c5/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf [2023-11-19 02:55:43,466 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 02:55:43,468 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 02:55:43,469 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 02:55:43,469 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 02:55:43,470 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 02:55:43,471 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 02:55:43,476 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 02:55:43,477 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 02:55:43,477 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-19 02:55:43,478 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-19 02:55:43,479 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-19 02:55:43,480 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 02:55:43,480 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-19 02:55:43,481 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-19 02:55:43,481 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-19 02:55:43,482 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 02:55:43,483 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 02:55:43,483 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 02:55:43,484 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 02:55:43,484 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 02:55:43,485 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 02:55:43,485 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 02:55:43,485 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-19 02:55:43,486 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 02:55:43,487 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:55:43,487 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 02:55:43,488 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 02:55:43,489 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-19 02:55:43,489 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 02:55:43,490 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-19 02:55:43,490 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 02:55:43,490 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_4dc54689-61e9-48de-a628-208aa28229c5/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4dc54689-61e9-48de-a628-208aa28229c5/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3ff96f1177b851e0082faef897c2fcf87c2462cab57ba2153c754c5e198aaf06 [2023-11-19 02:55:44,040 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 02:55:44,072 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 02:55:44,076 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 02:55:44,077 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 02:55:44,078 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 02:55:44,080 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4dc54689-61e9-48de-a628-208aa28229c5/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/weaver/popl20-threaded-sum-3.wvr.c [2023-11-19 02:55:47,741 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 02:55:48,036 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 02:55:48,037 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4dc54689-61e9-48de-a628-208aa28229c5/sv-benchmarks/c/weaver/popl20-threaded-sum-3.wvr.c [2023-11-19 02:55:48,046 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4dc54689-61e9-48de-a628-208aa28229c5/bin/ukojak-verify-G8NBE6pJGL/data/6abf8ab77/7c2caea1ddae4c99b283efcc0a697dde/FLAG9cd4ffbbb [2023-11-19 02:55:48,063 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4dc54689-61e9-48de-a628-208aa28229c5/bin/ukojak-verify-G8NBE6pJGL/data/6abf8ab77/7c2caea1ddae4c99b283efcc0a697dde [2023-11-19 02:55:48,066 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 02:55:48,069 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 02:55:48,071 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 02:55:48,071 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 02:55:48,076 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 02:55:48,077 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:55:48" (1/1) ... [2023-11-19 02:55:48,078 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@52c1bea9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:55:48, skipping insertion in model container [2023-11-19 02:55:48,078 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:55:48" (1/1) ... [2023-11-19 02:55:48,117 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 02:55:48,409 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:55:48,432 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 02:55:48,481 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:55:48,492 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 02:55:48,492 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 02:55:48,500 INFO L206 MainTranslator]: Completed translation [2023-11-19 02:55:48,500 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:55:48 WrapperNode [2023-11-19 02:55:48,500 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 02:55:48,501 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 02:55:48,502 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 02:55:48,502 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 02:55:48,509 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:55:48" (1/1) ... [2023-11-19 02:55:48,535 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:55:48" (1/1) ... [2023-11-19 02:55:48,599 INFO L138 Inliner]: procedures = 24, calls = 47, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 83 [2023-11-19 02:55:48,599 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 02:55:48,600 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 02:55:48,601 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 02:55:48,601 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 02:55:48,613 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:55:48" (1/1) ... [2023-11-19 02:55:48,613 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:55:48" (1/1) ... [2023-11-19 02:55:48,628 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:55:48" (1/1) ... [2023-11-19 02:55:48,641 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:55:48" (1/1) ... [2023-11-19 02:55:48,653 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:55:48" (1/1) ... [2023-11-19 02:55:48,664 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:55:48" (1/1) ... [2023-11-19 02:55:48,674 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:55:48" (1/1) ... [2023-11-19 02:55:48,676 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:55:48" (1/1) ... [2023-11-19 02:55:48,680 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 02:55:48,681 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 02:55:48,681 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 02:55:48,681 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 02:55:48,682 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:55:48" (1/1) ... [2023-11-19 02:55:48,702 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:55:48,728 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4dc54689-61e9-48de-a628-208aa28229c5/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 02:55:48,743 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4dc54689-61e9-48de-a628-208aa28229c5/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 02:55:48,769 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4dc54689-61e9-48de-a628-208aa28229c5/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 02:55:48,801 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 02:55:48,801 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-19 02:55:48,802 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-19 02:55:48,802 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-19 02:55:48,803 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-19 02:55:48,803 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-11-19 02:55:48,803 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-11-19 02:55:48,804 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-19 02:55:48,804 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 02:55:48,804 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-19 02:55:48,804 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-19 02:55:48,804 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-19 02:55:48,806 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 02:55:48,806 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 02:55:48,806 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 02:55:48,806 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-19 02:55:48,808 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 02:55:49,017 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 02:55:49,020 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 02:55:49,546 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 02:55:49,650 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 02:55:49,651 INFO L302 CfgBuilder]: Removed 3 assume(true) statements. [2023-11-19 02:55:49,655 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:55:49 BoogieIcfgContainer [2023-11-19 02:55:49,655 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 02:55:49,656 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 02:55:49,656 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 02:55:49,667 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 02:55:49,667 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:55:49" (1/1) ... [2023-11-19 02:55:49,668 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 02:55:49,673 INFO L158 Benchmark]: Toolchain (without parser) took 1604.23ms. Allocated memory was 71.3MB in the beginning and 86.0MB in the end (delta: 14.7MB). Free memory was 47.2MB in the beginning and 58.5MB in the end (delta: -11.3MB). Peak memory consumption was 4.9MB. Max. memory is 16.1GB. [2023-11-19 02:55:49,673 INFO L158 Benchmark]: CDTParser took 0.72ms. Allocated memory is still 71.3MB. Free memory is still 46.5MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 02:55:49,674 INFO L158 Benchmark]: CACSL2BoogieTranslator took 430.06ms. Allocated memory is still 71.3MB. Free memory was 47.0MB in the beginning and 34.8MB in the end (delta: 12.2MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-19 02:55:49,675 INFO L158 Benchmark]: Boogie Procedure Inliner took 98.25ms. Allocated memory was 71.3MB in the beginning and 86.0MB in the end (delta: 14.7MB). Free memory was 34.8MB in the beginning and 65.6MB in the end (delta: -30.8MB). Peak memory consumption was 5.3MB. Max. memory is 16.1GB. [2023-11-19 02:55:49,676 INFO L158 Benchmark]: Boogie Preprocessor took 79.77ms. Allocated memory is still 86.0MB. Free memory was 65.6MB in the beginning and 63.8MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 02:55:49,677 INFO L158 Benchmark]: RCFGBuilder took 974.18ms. Allocated memory is still 86.0MB. Free memory was 63.8MB in the beginning and 59.2MB in the end (delta: 4.6MB). Peak memory consumption was 24.8MB. Max. memory is 16.1GB. [2023-11-19 02:55:49,677 INFO L158 Benchmark]: CodeCheck took 14.92ms. Allocated memory is still 86.0MB. Free memory was 59.2MB in the beginning and 58.5MB in the end (delta: 752.3kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 02:55:49,681 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 0.72ms. Allocated memory is still 71.3MB. Free memory is still 46.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 430.06ms. Allocated memory is still 71.3MB. Free memory was 47.0MB in the beginning and 34.8MB in the end (delta: 12.2MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 98.25ms. Allocated memory was 71.3MB in the beginning and 86.0MB in the end (delta: 14.7MB). Free memory was 34.8MB in the beginning and 65.6MB in the end (delta: -30.8MB). Peak memory consumption was 5.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 79.77ms. Allocated memory is still 86.0MB. Free memory was 65.6MB in the beginning and 63.8MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 974.18ms. Allocated memory is still 86.0MB. Free memory was 63.8MB in the beginning and 59.2MB in the end (delta: 4.6MB). Peak memory consumption was 24.8MB. Max. memory is 16.1GB. * CodeCheck took 14.92ms. Allocated memory is still 86.0MB. Free memory was 59.2MB in the beginning and 58.5MB in the end (delta: 752.3kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-19 02:55:49,724 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4dc54689-61e9-48de-a628-208aa28229c5/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported