./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/pthread-ext/14_spin2003.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 9bd2c7ff Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a8868d5-f6e9-4314-9555-ea7dcd8f6629/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a8868d5-f6e9-4314-9555-ea7dcd8f6629/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_1a8868d5-f6e9-4314-9555-ea7dcd8f6629/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a8868d5-f6e9-4314-9555-ea7dcd8f6629/bin/ukojak-verify-G8NBE6pJGL/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/pthread-ext/14_spin2003.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a8868d5-f6e9-4314-9555-ea7dcd8f6629/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_1a8868d5-f6e9-4314-9555-ea7dcd8f6629/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 f5ed9d077a05ec08544f0d3c902eb6b5aa6ad768c4ec69a1caaef2b54748a07e --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 02:45:57,592 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 02:45:57,707 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a8868d5-f6e9-4314-9555-ea7dcd8f6629/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2023-11-19 02:45:57,718 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 02:45:57,719 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 02:45:57,755 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 02:45:57,756 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 02:45:57,757 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 02:45:57,758 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 02:45:57,763 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 02:45:57,764 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 02:45:57,765 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 02:45:57,765 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 02:45:57,767 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-19 02:45:57,767 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-19 02:45:57,768 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-19 02:45:57,768 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 02:45:57,769 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 02:45:57,769 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 02:45:57,770 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 02:45:57,770 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 02:45:57,771 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 02:45:57,771 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 02:45:57,772 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 02:45:57,773 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:45:57,773 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 02:45:57,774 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 02:45:57,774 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 02:45:57,775 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 02:45:57,775 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_1a8868d5-f6e9-4314-9555-ea7dcd8f6629/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a8868d5-f6e9-4314-9555-ea7dcd8f6629/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f5ed9d077a05ec08544f0d3c902eb6b5aa6ad768c4ec69a1caaef2b54748a07e [2023-11-19 02:45:58,100 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 02:45:58,140 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 02:45:58,143 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 02:45:58,144 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 02:45:58,144 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 02:45:58,145 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a8868d5-f6e9-4314-9555-ea7dcd8f6629/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/pthread-ext/14_spin2003.i [2023-11-19 02:46:01,203 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 02:46:01,442 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 02:46:01,450 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a8868d5-f6e9-4314-9555-ea7dcd8f6629/sv-benchmarks/c/pthread-ext/14_spin2003.i [2023-11-19 02:46:01,465 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a8868d5-f6e9-4314-9555-ea7dcd8f6629/bin/ukojak-verify-G8NBE6pJGL/data/aea450a87/fb97e0e02ebf490b817efae3862da2f0/FLAG3e7969bac [2023-11-19 02:46:01,480 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a8868d5-f6e9-4314-9555-ea7dcd8f6629/bin/ukojak-verify-G8NBE6pJGL/data/aea450a87/fb97e0e02ebf490b817efae3862da2f0 [2023-11-19 02:46:01,483 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 02:46:01,484 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 02:46:01,486 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 02:46:01,486 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 02:46:01,493 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 02:46:01,494 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:46:01" (1/1) ... [2023-11-19 02:46:01,495 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@43388a55 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:46:01, skipping insertion in model container [2023-11-19 02:46:01,495 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:46:01" (1/1) ... [2023-11-19 02:46:01,558 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 02:46:01,995 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:46:02,008 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 02:46:02,058 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:46:02,100 INFO L206 MainTranslator]: Completed translation [2023-11-19 02:46:02,100 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:46:02 WrapperNode [2023-11-19 02:46:02,101 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 02:46:02,102 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 02:46:02,102 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 02:46:02,102 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 02:46:02,110 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:46:02" (1/1) ... [2023-11-19 02:46:02,149 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:46:02" (1/1) ... [2023-11-19 02:46:02,175 INFO L138 Inliner]: procedures = 169, calls = 15, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 49 [2023-11-19 02:46:02,176 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 02:46:02,177 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 02:46:02,177 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 02:46:02,177 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 02:46:02,184 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:46:02" (1/1) ... [2023-11-19 02:46:02,185 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:46:02" (1/1) ... [2023-11-19 02:46:02,188 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:46:02" (1/1) ... [2023-11-19 02:46:02,189 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:46:02" (1/1) ... [2023-11-19 02:46:02,195 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:46:02" (1/1) ... [2023-11-19 02:46:02,199 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:46:02" (1/1) ... [2023-11-19 02:46:02,202 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:46:02" (1/1) ... [2023-11-19 02:46:02,216 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:46:02" (1/1) ... [2023-11-19 02:46:02,219 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 02:46:02,220 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 02:46:02,220 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 02:46:02,221 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 02:46:02,222 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:46:02" (1/1) ... [2023-11-19 02:46:02,227 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:46:02,251 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a8868d5-f6e9-4314-9555-ea7dcd8f6629/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 02:46:02,264 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a8868d5-f6e9-4314-9555-ea7dcd8f6629/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 02:46:02,295 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a8868d5-f6e9-4314-9555-ea7dcd8f6629/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 02:46:02,303 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2023-11-19 02:46:02,303 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2023-11-19 02:46:02,303 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 02:46:02,304 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 02:46:02,304 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 02:46:02,304 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 02:46:02,304 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 02:46:02,305 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 02:46:02,305 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 02:46:02,306 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 02:46:02,445 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 02:46:02,447 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 02:46:02,591 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 02:46:02,638 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 02:46:02,638 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-19 02:46:02,642 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:46:02 BoogieIcfgContainer [2023-11-19 02:46:02,642 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 02:46:02,643 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 02:46:02,643 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 02:46:02,653 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 02:46:02,653 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:46:02" (1/1) ... [2023-11-19 02:46:02,654 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 02:46:02,657 INFO L158 Benchmark]: Toolchain (without parser) took 1172.49ms. Allocated memory is still 153.1MB. Free memory was 114.1MB in the beginning and 76.7MB in the end (delta: 37.4MB). Peak memory consumption was 37.7MB. Max. memory is 16.1GB. [2023-11-19 02:46:02,658 INFO L158 Benchmark]: CDTParser took 0.22ms. Allocated memory is still 109.1MB. Free memory was 85.4MB in the beginning and 85.3MB in the end (delta: 98.3kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 02:46:02,658 INFO L158 Benchmark]: CACSL2BoogieTranslator took 615.32ms. Allocated memory is still 153.1MB. Free memory was 114.1MB in the beginning and 94.8MB in the end (delta: 19.3MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2023-11-19 02:46:02,659 INFO L158 Benchmark]: Boogie Procedure Inliner took 74.65ms. Allocated memory is still 153.1MB. Free memory was 94.8MB in the beginning and 93.0MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 02:46:02,659 INFO L158 Benchmark]: Boogie Preprocessor took 42.73ms. Allocated memory is still 153.1MB. Free memory was 92.6MB in the beginning and 91.5MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 02:46:02,660 INFO L158 Benchmark]: RCFGBuilder took 421.72ms. Allocated memory is still 153.1MB. Free memory was 91.5MB in the beginning and 77.6MB in the end (delta: 13.9MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-19 02:46:02,661 INFO L158 Benchmark]: CodeCheck took 13.14ms. Allocated memory is still 153.1MB. Free memory was 77.6MB in the beginning and 76.7MB in the end (delta: 894.0kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 02:46:02,664 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 0.22ms. Allocated memory is still 109.1MB. Free memory was 85.4MB in the beginning and 85.3MB in the end (delta: 98.3kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 615.32ms. Allocated memory is still 153.1MB. Free memory was 114.1MB in the beginning and 94.8MB in the end (delta: 19.3MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 74.65ms. Allocated memory is still 153.1MB. Free memory was 94.8MB in the beginning and 93.0MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 42.73ms. Allocated memory is still 153.1MB. Free memory was 92.6MB in the beginning and 91.5MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 421.72ms. Allocated memory is still 153.1MB. Free memory was 91.5MB in the beginning and 77.6MB in the end (delta: 13.9MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * CodeCheck took 13.14ms. Allocated memory is still 153.1MB. Free memory was 77.6MB in the beginning and 76.7MB in the end (delta: 894.0kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-19 02:46:02,696 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a8868d5-f6e9-4314-9555-ea7dcd8f6629/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_1a8868d5-f6e9-4314-9555-ea7dcd8f6629/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a8868d5-f6e9-4314-9555-ea7dcd8f6629/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_1a8868d5-f6e9-4314-9555-ea7dcd8f6629/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a8868d5-f6e9-4314-9555-ea7dcd8f6629/bin/ukojak-verify-G8NBE6pJGL/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/pthread-ext/14_spin2003.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a8868d5-f6e9-4314-9555-ea7dcd8f6629/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_1a8868d5-f6e9-4314-9555-ea7dcd8f6629/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 f5ed9d077a05ec08544f0d3c902eb6b5aa6ad768c4ec69a1caaef2b54748a07e --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 02:46:05,237 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 02:46:05,355 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a8868d5-f6e9-4314-9555-ea7dcd8f6629/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf [2023-11-19 02:46:05,386 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 02:46:05,387 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 02:46:05,388 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 02:46:05,389 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 02:46:05,389 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 02:46:05,390 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 02:46:05,391 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 02:46:05,391 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 02:46:05,392 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-19 02:46:05,392 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-19 02:46:05,393 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-19 02:46:05,394 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 02:46:05,394 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-19 02:46:05,395 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-19 02:46:05,395 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-19 02:46:05,396 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 02:46:05,396 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 02:46:05,397 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 02:46:05,397 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 02:46:05,398 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 02:46:05,398 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 02:46:05,399 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 02:46:05,399 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-19 02:46:05,400 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 02:46:05,400 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:46:05,400 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 02:46:05,401 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 02:46:05,401 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-19 02:46:05,402 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 02:46:05,402 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-19 02:46:05,402 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 02:46:05,402 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_1a8868d5-f6e9-4314-9555-ea7dcd8f6629/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a8868d5-f6e9-4314-9555-ea7dcd8f6629/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f5ed9d077a05ec08544f0d3c902eb6b5aa6ad768c4ec69a1caaef2b54748a07e [2023-11-19 02:46:05,782 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 02:46:05,812 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 02:46:05,819 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 02:46:05,820 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 02:46:05,821 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 02:46:05,823 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a8868d5-f6e9-4314-9555-ea7dcd8f6629/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/pthread-ext/14_spin2003.i [2023-11-19 02:46:09,060 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 02:46:09,390 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 02:46:09,391 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a8868d5-f6e9-4314-9555-ea7dcd8f6629/sv-benchmarks/c/pthread-ext/14_spin2003.i [2023-11-19 02:46:09,411 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a8868d5-f6e9-4314-9555-ea7dcd8f6629/bin/ukojak-verify-G8NBE6pJGL/data/7861061c5/10aad2b9c54e472da44a758b416f8865/FLAG1c4a0902e [2023-11-19 02:46:09,425 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a8868d5-f6e9-4314-9555-ea7dcd8f6629/bin/ukojak-verify-G8NBE6pJGL/data/7861061c5/10aad2b9c54e472da44a758b416f8865 [2023-11-19 02:46:09,428 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 02:46:09,429 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 02:46:09,431 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 02:46:09,431 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 02:46:09,435 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 02:46:09,436 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:46:09" (1/1) ... [2023-11-19 02:46:09,437 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6f43d1fc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:46:09, skipping insertion in model container [2023-11-19 02:46:09,438 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:46:09" (1/1) ... [2023-11-19 02:46:09,484 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 02:46:09,804 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:46:09,818 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 02:46:09,860 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:46:09,919 INFO L206 MainTranslator]: Completed translation [2023-11-19 02:46:09,919 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:46:09 WrapperNode [2023-11-19 02:46:09,920 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 02:46:09,921 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 02:46:09,921 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 02:46:09,921 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 02:46:09,929 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:46:09" (1/1) ... [2023-11-19 02:46:09,962 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:46:09" (1/1) ... [2023-11-19 02:46:09,998 INFO L138 Inliner]: procedures = 172, calls = 15, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 50 [2023-11-19 02:46:09,999 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 02:46:10,000 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 02:46:10,001 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 02:46:10,001 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 02:46:10,010 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:46:09" (1/1) ... [2023-11-19 02:46:10,011 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:46:09" (1/1) ... [2023-11-19 02:46:10,024 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:46:09" (1/1) ... [2023-11-19 02:46:10,025 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:46:09" (1/1) ... [2023-11-19 02:46:10,038 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:46:09" (1/1) ... [2023-11-19 02:46:10,049 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:46:09" (1/1) ... [2023-11-19 02:46:10,054 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:46:09" (1/1) ... [2023-11-19 02:46:10,056 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:46:09" (1/1) ... [2023-11-19 02:46:10,059 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 02:46:10,066 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 02:46:10,066 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 02:46:10,067 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 02:46:10,067 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:46:09" (1/1) ... [2023-11-19 02:46:10,073 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:46:10,092 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a8868d5-f6e9-4314-9555-ea7dcd8f6629/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 02:46:10,105 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a8868d5-f6e9-4314-9555-ea7dcd8f6629/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 02:46:10,132 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a8868d5-f6e9-4314-9555-ea7dcd8f6629/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 02:46:10,155 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2023-11-19 02:46:10,155 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2023-11-19 02:46:10,155 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 02:46:10,156 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 02:46:10,156 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 02:46:10,156 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-19 02:46:10,157 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-19 02:46:10,157 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 02:46:10,157 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 02:46:10,159 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 02:46:10,413 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 02:46:10,415 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 02:46:10,632 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 02:46:10,696 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 02:46:10,696 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-19 02:46:10,700 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:46:10 BoogieIcfgContainer [2023-11-19 02:46:10,700 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 02:46:10,701 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 02:46:10,701 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 02:46:10,711 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 02:46:10,711 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:46:10" (1/1) ... [2023-11-19 02:46:10,712 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 02:46:10,718 INFO L158 Benchmark]: Toolchain (without parser) took 1288.38ms. Allocated memory is still 109.1MB. Free memory was 84.0MB in the beginning and 74.2MB in the end (delta: 9.8MB). Peak memory consumption was 10.9MB. Max. memory is 16.1GB. [2023-11-19 02:46:10,720 INFO L158 Benchmark]: CDTParser took 0.59ms. Allocated memory is still 79.7MB. Free memory is still 55.5MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 02:46:10,721 INFO L158 Benchmark]: CACSL2BoogieTranslator took 489.55ms. Allocated memory is still 109.1MB. Free memory was 84.0MB in the beginning and 64.0MB in the end (delta: 20.0MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2023-11-19 02:46:10,722 INFO L158 Benchmark]: Boogie Procedure Inliner took 78.15ms. Allocated memory is still 109.1MB. Free memory was 64.0MB in the beginning and 62.0MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 02:46:10,722 INFO L158 Benchmark]: Boogie Preprocessor took 64.97ms. Allocated memory is still 109.1MB. Free memory was 62.0MB in the beginning and 60.2MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 02:46:10,723 INFO L158 Benchmark]: RCFGBuilder took 634.03ms. Allocated memory is still 109.1MB. Free memory was 60.2MB in the beginning and 75.5MB in the end (delta: -15.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2023-11-19 02:46:10,724 INFO L158 Benchmark]: CodeCheck took 15.88ms. Allocated memory is still 109.1MB. Free memory was 75.5MB in the beginning and 74.2MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 02:46:10,733 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 0.59ms. Allocated memory is still 79.7MB. Free memory is still 55.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 489.55ms. Allocated memory is still 109.1MB. Free memory was 84.0MB in the beginning and 64.0MB in the end (delta: 20.0MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 78.15ms. Allocated memory is still 109.1MB. Free memory was 64.0MB in the beginning and 62.0MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 64.97ms. Allocated memory is still 109.1MB. Free memory was 62.0MB in the beginning and 60.2MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 634.03ms. Allocated memory is still 109.1MB. Free memory was 60.2MB in the beginning and 75.5MB in the end (delta: -15.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * CodeCheck took 15.88ms. Allocated memory is still 109.1MB. Free memory was 75.5MB in the beginning and 74.2MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-19 02:46:10,772 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a8868d5-f6e9-4314-9555-ea7dcd8f6629/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