./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/weaver/popl20-bad-ring-nondet.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 9bd2c7ff Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af406801-15bd-4241-97d3-a11cce3ac98c/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af406801-15bd-4241-97d3-a11cce3ac98c/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_af406801-15bd-4241-97d3-a11cce3ac98c/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af406801-15bd-4241-97d3-a11cce3ac98c/bin/ukojak-verify-G8NBE6pJGL/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/weaver/popl20-bad-ring-nondet.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af406801-15bd-4241-97d3-a11cce3ac98c/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_af406801-15bd-4241-97d3-a11cce3ac98c/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 01186d000498d57447d1d7ea86dd893215c56febea2169abeb96f12030a58ea4 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:36:31,821 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:36:31,950 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af406801-15bd-4241-97d3-a11cce3ac98c/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2023-11-19 03:36:31,961 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 03:36:31,962 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 03:36:31,999 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:36:32,001 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:36:32,002 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:36:32,003 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:36:32,008 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 03:36:32,008 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 03:36:32,009 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 03:36:32,009 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:36:32,011 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-19 03:36:32,011 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-19 03:36:32,012 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-19 03:36:32,012 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:36:32,012 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 03:36:32,013 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 03:36:32,013 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:36:32,014 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:36:32,014 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:36:32,015 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:36:32,016 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:36:32,016 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:36:32,017 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:36:32,017 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:36:32,017 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 03:36:32,018 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 03:36:32,018 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_af406801-15bd-4241-97d3-a11cce3ac98c/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af406801-15bd-4241-97d3-a11cce3ac98c/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 01186d000498d57447d1d7ea86dd893215c56febea2169abeb96f12030a58ea4 [2023-11-19 03:36:32,262 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:36:32,293 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:36:32,296 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:36:32,297 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:36:32,298 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:36:32,300 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af406801-15bd-4241-97d3-a11cce3ac98c/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/weaver/popl20-bad-ring-nondet.wvr.c [2023-11-19 03:36:35,432 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:36:35,683 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:36:35,683 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af406801-15bd-4241-97d3-a11cce3ac98c/sv-benchmarks/c/weaver/popl20-bad-ring-nondet.wvr.c [2023-11-19 03:36:35,693 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af406801-15bd-4241-97d3-a11cce3ac98c/bin/ukojak-verify-G8NBE6pJGL/data/e4591b7b7/183cf957c61146229a48deecfda58fd9/FLAG59cb8d24c [2023-11-19 03:36:35,708 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af406801-15bd-4241-97d3-a11cce3ac98c/bin/ukojak-verify-G8NBE6pJGL/data/e4591b7b7/183cf957c61146229a48deecfda58fd9 [2023-11-19 03:36:35,711 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:36:35,713 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:36:35,714 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:36:35,714 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:36:35,729 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:36:35,730 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:36:35" (1/1) ... [2023-11-19 03:36:35,732 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@539ad2d7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:36:35, skipping insertion in model container [2023-11-19 03:36:35,732 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:36:35" (1/1) ... [2023-11-19 03:36:35,781 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:36:36,041 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:36:36,053 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:36:36,088 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:36:36,098 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:36:36,098 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:36:36,105 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:36:36,105 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:36:36 WrapperNode [2023-11-19 03:36:36,106 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:36:36,107 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:36:36,107 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:36:36,107 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:36:36,115 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:36:36" (1/1) ... [2023-11-19 03:36:36,125 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:36:36" (1/1) ... [2023-11-19 03:36:36,166 INFO L138 Inliner]: procedures = 25, calls = 64, calls flagged for inlining = 17, calls inlined = 21, statements flattened = 335 [2023-11-19 03:36:36,166 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:36:36,167 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:36:36,167 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:36:36,167 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:36:36,177 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:36:36" (1/1) ... [2023-11-19 03:36:36,178 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:36:36" (1/1) ... [2023-11-19 03:36:36,185 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:36:36" (1/1) ... [2023-11-19 03:36:36,185 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:36:36" (1/1) ... [2023-11-19 03:36:36,206 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:36:36" (1/1) ... [2023-11-19 03:36:36,236 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:36:36" (1/1) ... [2023-11-19 03:36:36,240 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:36:36" (1/1) ... [2023-11-19 03:36:36,242 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:36:36" (1/1) ... [2023-11-19 03:36:36,247 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:36:36,252 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:36:36,253 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:36:36,253 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:36:36,255 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:36:36" (1/1) ... [2023-11-19 03:36:36,261 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:36:36,291 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af406801-15bd-4241-97d3-a11cce3ac98c/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:36:36,303 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af406801-15bd-4241-97d3-a11cce3ac98c/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:36:36,324 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af406801-15bd-4241-97d3-a11cce3ac98c/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:36:36,346 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:36:36,346 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 03:36:36,347 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 03:36:36,347 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 03:36:36,347 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-19 03:36:36,347 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-19 03:36:36,347 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-19 03:36:36,348 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-19 03:36:36,348 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-11-19 03:36:36,348 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-11-19 03:36:36,348 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 03:36:36,349 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-19 03:36:36,349 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-19 03:36:36,349 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-19 03:36:36,349 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:36:36,349 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:36:36,350 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 03:36:36,352 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 03:36:36,516 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:36:36,518 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:36:37,225 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:36:37,460 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:36:37,460 INFO L302 CfgBuilder]: Removed 6 assume(true) statements. [2023-11-19 03:36:37,466 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:36:37 BoogieIcfgContainer [2023-11-19 03:36:37,466 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:36:37,467 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:36:37,467 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:36:37,479 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:36:37,479 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:36:37" (1/1) ... [2023-11-19 03:36:37,480 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 03:36:37,487 INFO L158 Benchmark]: Toolchain (without parser) took 1773.14ms. Allocated memory was 163.6MB in the beginning and 199.2MB in the end (delta: 35.7MB). Free memory was 122.7MB in the beginning and 152.4MB in the end (delta: -29.7MB). Peak memory consumption was 7.7MB. Max. memory is 16.1GB. [2023-11-19 03:36:37,488 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 163.6MB. Free memory is still 108.2MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:36:37,489 INFO L158 Benchmark]: CACSL2BoogieTranslator took 392.10ms. Allocated memory is still 163.6MB. Free memory was 122.7MB in the beginning and 109.8MB in the end (delta: 12.9MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-19 03:36:37,490 INFO L158 Benchmark]: Boogie Procedure Inliner took 59.65ms. Allocated memory is still 163.6MB. Free memory was 109.8MB in the beginning and 107.1MB in the end (delta: 2.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-19 03:36:37,491 INFO L158 Benchmark]: Boogie Preprocessor took 84.61ms. Allocated memory is still 163.6MB. Free memory was 107.1MB in the beginning and 105.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 03:36:37,492 INFO L158 Benchmark]: RCFGBuilder took 1213.79ms. Allocated memory was 163.6MB in the beginning and 199.2MB in the end (delta: 35.7MB). Free memory was 104.5MB in the beginning and 153.5MB in the end (delta: -49.0MB). Peak memory consumption was 47.6MB. Max. memory is 16.1GB. [2023-11-19 03:36:37,493 INFO L158 Benchmark]: CodeCheck took 17.65ms. Allocated memory is still 199.2MB. Free memory was 153.5MB in the beginning and 152.4MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:36:37,497 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 0.34ms. Allocated memory is still 163.6MB. Free memory is still 108.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 392.10ms. Allocated memory is still 163.6MB. Free memory was 122.7MB in the beginning and 109.8MB in the end (delta: 12.9MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 59.65ms. Allocated memory is still 163.6MB. Free memory was 109.8MB in the beginning and 107.1MB in the end (delta: 2.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 84.61ms. Allocated memory is still 163.6MB. Free memory was 107.1MB in the beginning and 105.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1213.79ms. Allocated memory was 163.6MB in the beginning and 199.2MB in the end (delta: 35.7MB). Free memory was 104.5MB in the beginning and 153.5MB in the end (delta: -49.0MB). Peak memory consumption was 47.6MB. Max. memory is 16.1GB. * CodeCheck took 17.65ms. Allocated memory is still 199.2MB. Free memory was 153.5MB in the beginning and 152.4MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-19 03:36:37,530 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af406801-15bd-4241-97d3-a11cce3ac98c/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_af406801-15bd-4241-97d3-a11cce3ac98c/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af406801-15bd-4241-97d3-a11cce3ac98c/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_af406801-15bd-4241-97d3-a11cce3ac98c/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af406801-15bd-4241-97d3-a11cce3ac98c/bin/ukojak-verify-G8NBE6pJGL/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/weaver/popl20-bad-ring-nondet.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af406801-15bd-4241-97d3-a11cce3ac98c/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_af406801-15bd-4241-97d3-a11cce3ac98c/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 01186d000498d57447d1d7ea86dd893215c56febea2169abeb96f12030a58ea4 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:36:40,185 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:36:40,306 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af406801-15bd-4241-97d3-a11cce3ac98c/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf [2023-11-19 03:36:40,339 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:36:40,341 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:36:40,342 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:36:40,343 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:36:40,343 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 03:36:40,344 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 03:36:40,349 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 03:36:40,349 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:36:40,350 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-19 03:36:40,350 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-19 03:36:40,352 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-19 03:36:40,352 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:36:40,353 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-19 03:36:40,353 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-19 03:36:40,354 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-19 03:36:40,354 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 03:36:40,355 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 03:36:40,356 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:36:40,356 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:36:40,357 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:36:40,357 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:36:40,358 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 03:36:40,358 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-19 03:36:40,359 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:36:40,359 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:36:40,360 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:36:40,360 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:36:40,362 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-19 03:36:40,362 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 03:36:40,362 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-19 03:36:40,363 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 03:36:40,363 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_af406801-15bd-4241-97d3-a11cce3ac98c/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af406801-15bd-4241-97d3-a11cce3ac98c/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 01186d000498d57447d1d7ea86dd893215c56febea2169abeb96f12030a58ea4 [2023-11-19 03:36:40,771 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:36:40,797 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:36:40,800 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:36:40,801 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:36:40,802 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:36:40,803 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af406801-15bd-4241-97d3-a11cce3ac98c/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/weaver/popl20-bad-ring-nondet.wvr.c [2023-11-19 03:36:44,178 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:36:44,534 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:36:44,535 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af406801-15bd-4241-97d3-a11cce3ac98c/sv-benchmarks/c/weaver/popl20-bad-ring-nondet.wvr.c [2023-11-19 03:36:44,545 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af406801-15bd-4241-97d3-a11cce3ac98c/bin/ukojak-verify-G8NBE6pJGL/data/45453ee23/def28760764840538218cafba38abd82/FLAG92a2a1200 [2023-11-19 03:36:44,561 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af406801-15bd-4241-97d3-a11cce3ac98c/bin/ukojak-verify-G8NBE6pJGL/data/45453ee23/def28760764840538218cafba38abd82 [2023-11-19 03:36:44,564 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:36:44,566 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:36:44,568 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:36:44,568 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:36:44,575 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:36:44,576 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:36:44" (1/1) ... [2023-11-19 03:36:44,578 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@b25f3ae and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:36:44, skipping insertion in model container [2023-11-19 03:36:44,578 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:36:44" (1/1) ... [2023-11-19 03:36:44,619 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:36:44,888 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:36:44,909 INFO L199 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2023-11-19 03:36:44,918 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:36:44,954 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:36:44,962 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:36:45,050 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:36:45,078 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:36:45,084 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:36:45,094 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:36:45,095 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:36:45 WrapperNode [2023-11-19 03:36:45,095 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:36:45,097 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:36:45,097 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:36:45,097 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:36:45,107 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:36:45" (1/1) ... [2023-11-19 03:36:45,147 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:36:45" (1/1) ... [2023-11-19 03:36:45,206 INFO L138 Inliner]: procedures = 27, calls = 64, calls flagged for inlining = 17, calls inlined = 21, statements flattened = 325 [2023-11-19 03:36:45,207 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:36:45,208 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:36:45,208 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:36:45,208 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:36:45,231 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:36:45" (1/1) ... [2023-11-19 03:36:45,231 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:36:45" (1/1) ... [2023-11-19 03:36:45,239 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:36:45" (1/1) ... [2023-11-19 03:36:45,240 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:36:45" (1/1) ... [2023-11-19 03:36:45,256 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:36:45" (1/1) ... [2023-11-19 03:36:45,263 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:36:45" (1/1) ... [2023-11-19 03:36:45,268 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:36:45" (1/1) ... [2023-11-19 03:36:45,271 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:36:45" (1/1) ... [2023-11-19 03:36:45,278 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:36:45,279 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:36:45,280 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:36:45,280 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:36:45,281 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:36:45" (1/1) ... [2023-11-19 03:36:45,288 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:36:45,328 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af406801-15bd-4241-97d3-a11cce3ac98c/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:36:45,342 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af406801-15bd-4241-97d3-a11cce3ac98c/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:36:45,422 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af406801-15bd-4241-97d3-a11cce3ac98c/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:36:45,502 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:36:45,503 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-19 03:36:45,504 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 03:36:45,504 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-19 03:36:45,504 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-19 03:36:45,504 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-19 03:36:45,505 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-19 03:36:45,505 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-19 03:36:45,505 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-11-19 03:36:45,507 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-11-19 03:36:45,507 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-19 03:36:45,507 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-19 03:36:45,507 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-19 03:36:45,507 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:36:45,508 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:36:45,508 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 03:36:45,510 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-19 03:36:45,512 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 03:36:45,721 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:36:45,724 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:36:46,861 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:36:47,197 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:36:47,197 INFO L302 CfgBuilder]: Removed 6 assume(true) statements. [2023-11-19 03:36:47,209 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:36:47 BoogieIcfgContainer [2023-11-19 03:36:47,209 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:36:47,211 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:36:47,212 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:36:47,224 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:36:47,224 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:36:47" (1/1) ... [2023-11-19 03:36:47,225 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 03:36:47,230 INFO L158 Benchmark]: Toolchain (without parser) took 2663.00ms. Allocated memory is still 92.3MB. Free memory was 68.6MB in the beginning and 63.1MB in the end (delta: 5.5MB). Peak memory consumption was 7.8MB. Max. memory is 16.1GB. [2023-11-19 03:36:47,231 INFO L158 Benchmark]: CDTParser took 0.55ms. Allocated memory is still 62.9MB. Free memory is still 39.4MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:36:47,232 INFO L158 Benchmark]: CACSL2BoogieTranslator took 527.62ms. Allocated memory is still 92.3MB. Free memory was 68.6MB in the beginning and 53.1MB in the end (delta: 15.5MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-19 03:36:47,232 INFO L158 Benchmark]: Boogie Procedure Inliner took 110.29ms. Allocated memory is still 92.3MB. Free memory was 53.1MB in the beginning and 50.2MB in the end (delta: 2.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-19 03:36:47,233 INFO L158 Benchmark]: Boogie Preprocessor took 70.54ms. Allocated memory is still 92.3MB. Free memory was 50.2MB in the beginning and 47.9MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 03:36:47,234 INFO L158 Benchmark]: RCFGBuilder took 1930.41ms. Allocated memory is still 92.3MB. Free memory was 47.9MB in the beginning and 64.5MB in the end (delta: -16.6MB). Peak memory consumption was 18.3MB. Max. memory is 16.1GB. [2023-11-19 03:36:47,235 INFO L158 Benchmark]: CodeCheck took 16.84ms. Allocated memory is still 92.3MB. Free memory was 63.9MB in the beginning and 63.1MB in the end (delta: 846.8kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 03:36:47,239 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 0.55ms. Allocated memory is still 62.9MB. Free memory is still 39.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 527.62ms. Allocated memory is still 92.3MB. Free memory was 68.6MB in the beginning and 53.1MB in the end (delta: 15.5MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 110.29ms. Allocated memory is still 92.3MB. Free memory was 53.1MB in the beginning and 50.2MB in the end (delta: 2.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 70.54ms. Allocated memory is still 92.3MB. Free memory was 50.2MB in the beginning and 47.9MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1930.41ms. Allocated memory is still 92.3MB. Free memory was 47.9MB in the beginning and 64.5MB in the end (delta: -16.6MB). Peak memory consumption was 18.3MB. Max. memory is 16.1GB. * CodeCheck took 16.84ms. Allocated memory is still 92.3MB. Free memory was 63.9MB in the beginning and 63.1MB in the end (delta: 846.8kB). 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 03:36:47,287 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af406801-15bd-4241-97d3-a11cce3ac98c/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