./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/weaver/test-easy1.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 9bd2c7ff Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d9e6fcd-ee81-449f-8517-ecabaa52e082/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d9e6fcd-ee81-449f-8517-ecabaa52e082/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_1d9e6fcd-ee81-449f-8517-ecabaa52e082/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d9e6fcd-ee81-449f-8517-ecabaa52e082/bin/ukojak-verify-G8NBE6pJGL/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/weaver/test-easy1.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d9e6fcd-ee81-449f-8517-ecabaa52e082/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_1d9e6fcd-ee81-449f-8517-ecabaa52e082/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 935a7b7fee114f90b65d69dd73b2635844dd9aedca06c4cbc37a4ce046611c9d --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 04:08:34,038 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 04:08:34,119 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d9e6fcd-ee81-449f-8517-ecabaa52e082/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2023-11-19 04:08:34,124 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 04:08:34,130 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 04:08:34,169 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 04:08:34,173 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 04:08:34,174 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 04:08:34,175 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 04:08:34,180 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 04:08:34,181 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 04:08:34,181 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 04:08:34,182 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 04:08:34,184 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-19 04:08:34,184 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-19 04:08:34,185 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-19 04:08:34,185 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 04:08:34,186 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 04:08:34,186 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 04:08:34,187 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 04:08:34,187 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 04:08:34,188 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 04:08:34,188 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 04:08:34,191 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 04:08:34,191 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 04:08:34,192 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 04:08:34,192 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 04:08:34,193 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 04:08:34,193 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 04:08:34,194 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_1d9e6fcd-ee81-449f-8517-ecabaa52e082/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d9e6fcd-ee81-449f-8517-ecabaa52e082/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 935a7b7fee114f90b65d69dd73b2635844dd9aedca06c4cbc37a4ce046611c9d [2023-11-19 04:08:34,467 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 04:08:34,489 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 04:08:34,492 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 04:08:34,493 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 04:08:34,494 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 04:08:34,495 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d9e6fcd-ee81-449f-8517-ecabaa52e082/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/weaver/test-easy1.wvr.c [2023-11-19 04:08:37,694 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 04:08:37,879 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 04:08:37,880 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d9e6fcd-ee81-449f-8517-ecabaa52e082/sv-benchmarks/c/weaver/test-easy1.wvr.c [2023-11-19 04:08:37,888 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d9e6fcd-ee81-449f-8517-ecabaa52e082/bin/ukojak-verify-G8NBE6pJGL/data/41a26062f/61ac758b7de04c3d96f9b473fe76eab8/FLAG9f2d1715c [2023-11-19 04:08:37,904 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d9e6fcd-ee81-449f-8517-ecabaa52e082/bin/ukojak-verify-G8NBE6pJGL/data/41a26062f/61ac758b7de04c3d96f9b473fe76eab8 [2023-11-19 04:08:37,907 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 04:08:37,909 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 04:08:37,910 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 04:08:37,910 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 04:08:37,916 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 04:08:37,917 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:08:37" (1/1) ... [2023-11-19 04:08:37,918 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5ecf0bd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:08:37, skipping insertion in model container [2023-11-19 04:08:37,918 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:08:37" (1/1) ... [2023-11-19 04:08:37,941 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 04:08:38,096 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:08:38,106 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 04:08:38,126 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:08:38,139 INFO L206 MainTranslator]: Completed translation [2023-11-19 04:08:38,139 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:08:38 WrapperNode [2023-11-19 04:08:38,140 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 04:08:38,140 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 04:08:38,141 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 04:08:38,141 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 04:08:38,146 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:08:38" (1/1) ... [2023-11-19 04:08:38,154 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:08:38" (1/1) ... [2023-11-19 04:08:38,175 INFO L138 Inliner]: procedures = 21, calls = 21, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 59 [2023-11-19 04:08:38,176 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 04:08:38,176 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 04:08:38,176 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 04:08:38,177 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 04:08:38,186 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:08:38" (1/1) ... [2023-11-19 04:08:38,186 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:08:38" (1/1) ... [2023-11-19 04:08:38,189 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:08:38" (1/1) ... [2023-11-19 04:08:38,189 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:08:38" (1/1) ... [2023-11-19 04:08:38,195 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:08:38" (1/1) ... [2023-11-19 04:08:38,199 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:08:38" (1/1) ... [2023-11-19 04:08:38,200 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:08:38" (1/1) ... [2023-11-19 04:08:38,202 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:08:38" (1/1) ... [2023-11-19 04:08:38,204 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 04:08:38,205 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 04:08:38,205 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 04:08:38,205 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 04:08:38,206 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:08:38" (1/1) ... [2023-11-19 04:08:38,212 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 04:08:38,228 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d9e6fcd-ee81-449f-8517-ecabaa52e082/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 04:08:38,240 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d9e6fcd-ee81-449f-8517-ecabaa52e082/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 04:08:38,261 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d9e6fcd-ee81-449f-8517-ecabaa52e082/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 04:08:38,277 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 04:08:38,278 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-19 04:08:38,278 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-19 04:08:38,279 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-19 04:08:38,279 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-19 04:08:38,280 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 04:08:38,280 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 04:08:38,280 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 04:08:38,280 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 04:08:38,281 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 04:08:38,281 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 04:08:38,281 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 04:08:38,283 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 04:08:38,371 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 04:08:38,373 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 04:08:38,575 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 04:08:38,584 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 04:08:38,584 INFO L302 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-19 04:08:38,589 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:08:38 BoogieIcfgContainer [2023-11-19 04:08:38,589 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 04:08:38,590 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 04:08:38,590 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 04:08:38,601 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 04:08:38,601 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:08:38" (1/1) ... [2023-11-19 04:08:38,602 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 04:08:38,614 INFO L158 Benchmark]: Toolchain (without parser) took 704.25ms. Allocated memory is still 180.4MB. Free memory was 133.9MB in the beginning and 104.5MB in the end (delta: 29.3MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. [2023-11-19 04:08:38,614 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 117.4MB. Free memory was 63.6MB in the beginning and 63.5MB in the end (delta: 147.9kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 04:08:38,615 INFO L158 Benchmark]: CACSL2BoogieTranslator took 229.61ms. Allocated memory is still 180.4MB. Free memory was 133.3MB in the beginning and 122.8MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-11-19 04:08:38,616 INFO L158 Benchmark]: Boogie Procedure Inliner took 35.22ms. Allocated memory is still 180.4MB. Free memory was 122.8MB in the beginning and 121.3MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 04:08:38,617 INFO L158 Benchmark]: Boogie Preprocessor took 27.98ms. Allocated memory is still 180.4MB. Free memory was 121.3MB in the beginning and 120.0MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 04:08:38,617 INFO L158 Benchmark]: RCFGBuilder took 384.02ms. Allocated memory is still 180.4MB. Free memory was 120.0MB in the beginning and 106.1MB in the end (delta: 13.9MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-19 04:08:38,618 INFO L158 Benchmark]: CodeCheck took 21.98ms. Allocated memory is still 180.4MB. Free memory was 105.3MB in the beginning and 104.5MB in the end (delta: 772.8kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 04:08:38,622 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Concurrent programs are currently unsupported: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:174) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32ms. Allocated memory is still 117.4MB. Free memory was 63.6MB in the beginning and 63.5MB in the end (delta: 147.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 229.61ms. Allocated memory is still 180.4MB. Free memory was 133.3MB in the beginning and 122.8MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 35.22ms. Allocated memory is still 180.4MB. Free memory was 122.8MB in the beginning and 121.3MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 27.98ms. Allocated memory is still 180.4MB. Free memory was 121.3MB in the beginning and 120.0MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 384.02ms. Allocated memory is still 180.4MB. Free memory was 120.0MB in the beginning and 106.1MB in the end (delta: 13.9MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * CodeCheck took 21.98ms. Allocated memory is still 180.4MB. Free memory was 105.3MB in the beginning and 104.5MB in the end (delta: 772.8kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-19 04:08:38,655 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d9e6fcd-ee81-449f-8517-ecabaa52e082/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-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d9e6fcd-ee81-449f-8517-ecabaa52e082/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d9e6fcd-ee81-449f-8517-ecabaa52e082/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_1d9e6fcd-ee81-449f-8517-ecabaa52e082/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d9e6fcd-ee81-449f-8517-ecabaa52e082/bin/ukojak-verify-G8NBE6pJGL/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/weaver/test-easy1.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d9e6fcd-ee81-449f-8517-ecabaa52e082/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_1d9e6fcd-ee81-449f-8517-ecabaa52e082/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 935a7b7fee114f90b65d69dd73b2635844dd9aedca06c4cbc37a4ce046611c9d --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 04:08:41,370 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 04:08:41,450 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d9e6fcd-ee81-449f-8517-ecabaa52e082/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf [2023-11-19 04:08:41,481 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 04:08:41,483 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 04:08:41,483 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 04:08:41,484 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 04:08:41,485 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 04:08:41,486 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 04:08:41,486 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 04:08:41,487 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 04:08:41,488 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-19 04:08:41,488 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-19 04:08:41,489 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-19 04:08:41,489 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 04:08:41,490 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-19 04:08:41,491 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-19 04:08:41,491 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-19 04:08:41,492 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 04:08:41,493 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 04:08:41,493 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 04:08:41,494 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 04:08:41,495 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 04:08:41,495 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 04:08:41,496 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 04:08:41,497 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-19 04:08:41,497 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 04:08:41,498 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 04:08:41,498 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 04:08:41,499 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 04:08:41,500 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-19 04:08:41,500 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 04:08:41,501 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-19 04:08:41,501 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 04:08:41,502 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_1d9e6fcd-ee81-449f-8517-ecabaa52e082/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d9e6fcd-ee81-449f-8517-ecabaa52e082/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 935a7b7fee114f90b65d69dd73b2635844dd9aedca06c4cbc37a4ce046611c9d [2023-11-19 04:08:41,873 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 04:08:41,908 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 04:08:41,911 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 04:08:41,913 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 04:08:41,914 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 04:08:41,916 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d9e6fcd-ee81-449f-8517-ecabaa52e082/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/weaver/test-easy1.wvr.c [2023-11-19 04:08:45,135 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 04:08:45,332 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 04:08:45,333 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d9e6fcd-ee81-449f-8517-ecabaa52e082/sv-benchmarks/c/weaver/test-easy1.wvr.c [2023-11-19 04:08:45,344 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d9e6fcd-ee81-449f-8517-ecabaa52e082/bin/ukojak-verify-G8NBE6pJGL/data/507389fa7/bc0b1adc8b824922917e4fd8116919f9/FLAG10df677f8 [2023-11-19 04:08:45,361 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d9e6fcd-ee81-449f-8517-ecabaa52e082/bin/ukojak-verify-G8NBE6pJGL/data/507389fa7/bc0b1adc8b824922917e4fd8116919f9 [2023-11-19 04:08:45,363 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 04:08:45,365 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 04:08:45,367 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 04:08:45,367 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 04:08:45,372 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 04:08:45,372 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:08:45" (1/1) ... [2023-11-19 04:08:45,374 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@d574dee and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:08:45, skipping insertion in model container [2023-11-19 04:08:45,374 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:08:45" (1/1) ... [2023-11-19 04:08:45,398 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 04:08:45,579 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:08:45,594 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 04:08:45,615 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:08:45,634 INFO L206 MainTranslator]: Completed translation [2023-11-19 04:08:45,634 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:08:45 WrapperNode [2023-11-19 04:08:45,635 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 04:08:45,636 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 04:08:45,636 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 04:08:45,636 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 04:08:45,644 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:08:45" (1/1) ... [2023-11-19 04:08:45,673 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:08:45" (1/1) ... [2023-11-19 04:08:45,693 INFO L138 Inliner]: procedures = 23, calls = 21, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 57 [2023-11-19 04:08:45,693 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 04:08:45,694 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 04:08:45,694 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 04:08:45,695 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 04:08:45,704 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:08:45" (1/1) ... [2023-11-19 04:08:45,704 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:08:45" (1/1) ... [2023-11-19 04:08:45,708 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:08:45" (1/1) ... [2023-11-19 04:08:45,708 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:08:45" (1/1) ... [2023-11-19 04:08:45,716 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:08:45" (1/1) ... [2023-11-19 04:08:45,719 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:08:45" (1/1) ... [2023-11-19 04:08:45,721 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:08:45" (1/1) ... [2023-11-19 04:08:45,722 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:08:45" (1/1) ... [2023-11-19 04:08:45,726 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 04:08:45,726 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 04:08:45,727 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 04:08:45,727 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 04:08:45,728 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:08:45" (1/1) ... [2023-11-19 04:08:45,733 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 04:08:45,758 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d9e6fcd-ee81-449f-8517-ecabaa52e082/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 04:08:45,772 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d9e6fcd-ee81-449f-8517-ecabaa52e082/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 04:08:45,803 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d9e6fcd-ee81-449f-8517-ecabaa52e082/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 04:08:45,828 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 04:08:45,828 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-19 04:08:45,828 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-19 04:08:45,829 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-19 04:08:45,829 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-19 04:08:45,830 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-19 04:08:45,831 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 04:08:45,831 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-19 04:08:45,831 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 04:08:45,832 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 04:08:45,832 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 04:08:45,832 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-19 04:08:45,834 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 04:08:45,997 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 04:08:46,000 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 04:08:46,321 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 04:08:46,331 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 04:08:46,331 INFO L302 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-19 04:08:46,335 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:08:46 BoogieIcfgContainer [2023-11-19 04:08:46,335 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 04:08:46,336 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 04:08:46,337 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 04:08:46,347 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 04:08:46,348 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:08:46" (1/1) ... [2023-11-19 04:08:46,349 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 04:08:46,354 INFO L158 Benchmark]: Toolchain (without parser) took 987.74ms. Allocated memory is still 75.5MB. Free memory was 47.3MB in the beginning and 37.3MB in the end (delta: 10.0MB). Peak memory consumption was 11.3MB. Max. memory is 16.1GB. [2023-11-19 04:08:46,355 INFO L158 Benchmark]: CDTParser took 0.67ms. Allocated memory is still 75.5MB. Free memory was 51.2MB in the beginning and 51.1MB in the end (delta: 77.5kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 04:08:46,356 INFO L158 Benchmark]: CACSL2BoogieTranslator took 268.51ms. Allocated memory is still 75.5MB. Free memory was 47.0MB in the beginning and 35.6MB in the end (delta: 11.3MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-19 04:08:46,356 INFO L158 Benchmark]: Boogie Procedure Inliner took 57.90ms. Allocated memory is still 75.5MB. Free memory was 35.6MB in the beginning and 54.0MB in the end (delta: -18.4MB). Peak memory consumption was 2.9MB. Max. memory is 16.1GB. [2023-11-19 04:08:46,357 INFO L158 Benchmark]: Boogie Preprocessor took 31.58ms. Allocated memory is still 75.5MB. Free memory was 54.0MB in the beginning and 52.5MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 04:08:46,358 INFO L158 Benchmark]: RCFGBuilder took 609.14ms. Allocated memory is still 75.5MB. Free memory was 52.5MB in the beginning and 38.4MB in the end (delta: 14.1MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-19 04:08:46,359 INFO L158 Benchmark]: CodeCheck took 15.35ms. Allocated memory is still 75.5MB. Free memory was 38.1MB in the beginning and 37.3MB in the end (delta: 771.4kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 04:08:46,363 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 0.67ms. Allocated memory is still 75.5MB. Free memory was 51.2MB in the beginning and 51.1MB in the end (delta: 77.5kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 268.51ms. Allocated memory is still 75.5MB. Free memory was 47.0MB in the beginning and 35.6MB in the end (delta: 11.3MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 57.90ms. Allocated memory is still 75.5MB. Free memory was 35.6MB in the beginning and 54.0MB in the end (delta: -18.4MB). Peak memory consumption was 2.9MB. Max. memory is 16.1GB. * Boogie Preprocessor took 31.58ms. Allocated memory is still 75.5MB. Free memory was 54.0MB in the beginning and 52.5MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 609.14ms. Allocated memory is still 75.5MB. Free memory was 52.5MB in the beginning and 38.4MB in the end (delta: 14.1MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * CodeCheck took 15.35ms. Allocated memory is still 75.5MB. Free memory was 38.1MB in the beginning and 37.3MB in the end (delta: 771.4kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-19 04:08:46,403 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d9e6fcd-ee81-449f-8517-ecabaa52e082/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