./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/weaver/popl20-commit-2.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe2340ef-fe7a-4b11-b51c-1f479d40f1d3/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe2340ef-fe7a-4b11-b51c-1f479d40f1d3/bin/ukojak-verify-afCqCEvfdi/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe2340ef-fe7a-4b11-b51c-1f479d40f1d3/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe2340ef-fe7a-4b11-b51c-1f479d40f1d3/bin/ukojak-verify-afCqCEvfdi/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/weaver/popl20-commit-2.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe2340ef-fe7a-4b11-b51c-1f479d40f1d3/bin/ukojak-verify-afCqCEvfdi/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe2340ef-fe7a-4b11-b51c-1f479d40f1d3/bin/ukojak-verify-afCqCEvfdi --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash ec2334e7e9ec2636c6abf161aed91fff94fbff3709d38c7edad92256c3b5dc81 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 23:07:22,938 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 23:07:23,068 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe2340ef-fe7a-4b11-b51c-1f479d40f1d3/bin/ukojak-verify-afCqCEvfdi/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2023-11-24 23:07:23,077 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 23:07:23,078 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-24 23:07:23,113 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 23:07:23,114 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 23:07:23,115 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 23:07:23,116 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 23:07:23,122 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 23:07:23,122 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 23:07:23,123 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 23:07:23,123 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 23:07:23,125 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-24 23:07:23,126 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-24 23:07:23,126 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-24 23:07:23,127 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 23:07:23,127 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-24 23:07:23,128 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 23:07:23,128 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 23:07:23,129 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 23:07:23,129 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 23:07:23,130 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 23:07:23,131 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 23:07:23,132 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:07:23,132 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 23:07:23,133 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 23:07:23,133 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-24 23:07:23,134 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 23:07:23,134 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_fe2340ef-fe7a-4b11-b51c-1f479d40f1d3/bin/ukojak-verify-afCqCEvfdi/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe2340ef-fe7a-4b11-b51c-1f479d40f1d3/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ec2334e7e9ec2636c6abf161aed91fff94fbff3709d38c7edad92256c3b5dc81 [2023-11-24 23:07:23,443 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 23:07:23,465 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 23:07:23,468 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 23:07:23,470 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 23:07:23,470 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 23:07:23,472 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe2340ef-fe7a-4b11-b51c-1f479d40f1d3/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/weaver/popl20-commit-2.wvr.c [2023-11-24 23:07:26,537 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 23:07:26,748 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 23:07:26,751 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe2340ef-fe7a-4b11-b51c-1f479d40f1d3/sv-benchmarks/c/weaver/popl20-commit-2.wvr.c [2023-11-24 23:07:26,765 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe2340ef-fe7a-4b11-b51c-1f479d40f1d3/bin/ukojak-verify-afCqCEvfdi/data/751e49c86/e03b3f23c70e473bad43edc71d1d4989/FLAG5afdc6842 [2023-11-24 23:07:26,779 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe2340ef-fe7a-4b11-b51c-1f479d40f1d3/bin/ukojak-verify-afCqCEvfdi/data/751e49c86/e03b3f23c70e473bad43edc71d1d4989 [2023-11-24 23:07:26,786 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 23:07:26,787 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 23:07:26,791 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 23:07:26,791 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 23:07:26,796 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 23:07:26,797 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:07:26" (1/1) ... [2023-11-24 23:07:26,798 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5ca6b846 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:07:26, skipping insertion in model container [2023-11-24 23:07:26,799 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:07:26" (1/1) ... [2023-11-24 23:07:26,834 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 23:07:27,066 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:07:27,078 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 23:07:27,122 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:07:27,138 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 23:07:27,138 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 23:07:27,147 INFO L206 MainTranslator]: Completed translation [2023-11-24 23:07:27,147 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:07:27 WrapperNode [2023-11-24 23:07:27,148 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 23:07:27,149 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 23:07:27,149 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 23:07:27,149 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 23:07:27,157 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:07:27" (1/1) ... [2023-11-24 23:07:27,175 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:07:27" (1/1) ... [2023-11-24 23:07:27,233 INFO L138 Inliner]: procedures = 26, calls = 94, calls flagged for inlining = 28, calls inlined = 34, statements flattened = 483 [2023-11-24 23:07:27,234 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 23:07:27,235 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 23:07:27,236 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 23:07:27,236 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 23:07:27,246 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:07:27" (1/1) ... [2023-11-24 23:07:27,246 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:07:27" (1/1) ... [2023-11-24 23:07:27,254 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:07:27" (1/1) ... [2023-11-24 23:07:27,254 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:07:27" (1/1) ... [2023-11-24 23:07:27,272 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:07:27" (1/1) ... [2023-11-24 23:07:27,279 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:07:27" (1/1) ... [2023-11-24 23:07:27,283 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:07:27" (1/1) ... [2023-11-24 23:07:27,286 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:07:27" (1/1) ... [2023-11-24 23:07:27,293 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 23:07:27,294 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 23:07:27,294 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 23:07:27,294 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 23:07:27,295 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:07:27" (1/1) ... [2023-11-24 23:07:27,302 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:07:27,318 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe2340ef-fe7a-4b11-b51c-1f479d40f1d3/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 23:07:27,334 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe2340ef-fe7a-4b11-b51c-1f479d40f1d3/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 23:07:27,362 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe2340ef-fe7a-4b11-b51c-1f479d40f1d3/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 23:07:27,384 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 23:07:27,385 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-24 23:07:27,385 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-24 23:07:27,386 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-24 23:07:27,386 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-24 23:07:27,387 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-24 23:07:27,387 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-24 23:07:27,387 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-24 23:07:27,387 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-11-24 23:07:27,388 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-11-24 23:07:27,388 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2023-11-24 23:07:27,389 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2023-11-24 23:07:27,389 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-24 23:07:27,390 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-24 23:07:27,390 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-24 23:07:27,390 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-24 23:07:27,390 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 23:07:27,391 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 23:07:27,392 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-24 23:07:27,394 WARN L213 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-24 23:07:27,544 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 23:07:27,546 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 23:07:28,443 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 23:07:28,800 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 23:07:28,800 INFO L309 CfgBuilder]: Removed 8 assume(true) statements. [2023-11-24 23:07:28,802 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:07:28 BoogieIcfgContainer [2023-11-24 23:07:28,803 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 23:07:28,804 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 23:07:28,804 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 23:07:28,816 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 23:07:28,816 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:07:28" (1/1) ... [2023-11-24 23:07:28,817 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Concurrent programs are currently unsupported at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:174) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:359) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-11-24 23:07:28,824 INFO L158 Benchmark]: Toolchain (without parser) took 2035.18ms. Allocated memory is still 163.6MB. Free memory was 128.1MB in the beginning and 86.1MB in the end (delta: 42.0MB). Peak memory consumption was 43.9MB. Max. memory is 16.1GB. [2023-11-24 23:07:28,824 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 107.0MB. Free memory is still 54.9MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 23:07:28,826 INFO L158 Benchmark]: CACSL2BoogieTranslator took 357.18ms. Allocated memory is still 163.6MB. Free memory was 128.1MB in the beginning and 114.2MB in the end (delta: 13.9MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-24 23:07:28,827 INFO L158 Benchmark]: Boogie Procedure Inliner took 85.68ms. Allocated memory is still 163.6MB. Free memory was 114.2MB in the beginning and 110.6MB in the end (delta: 3.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-24 23:07:28,828 INFO L158 Benchmark]: Boogie Preprocessor took 57.77ms. Allocated memory is still 163.6MB. Free memory was 110.6MB in the beginning and 107.9MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 23:07:28,829 INFO L158 Benchmark]: RCFGBuilder took 1509.04ms. Allocated memory is still 163.6MB. Free memory was 107.9MB in the beginning and 87.3MB in the end (delta: 20.6MB). Peak memory consumption was 62.8MB. Max. memory is 16.1GB. [2023-11-24 23:07:28,830 INFO L158 Benchmark]: CodeCheck took 17.71ms. Allocated memory is still 163.6MB. Free memory was 87.3MB in the beginning and 86.1MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 23:07:28,840 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 107.0MB. Free memory is still 54.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 357.18ms. Allocated memory is still 163.6MB. Free memory was 128.1MB in the beginning and 114.2MB in the end (delta: 13.9MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 85.68ms. Allocated memory is still 163.6MB. Free memory was 114.2MB in the beginning and 110.6MB in the end (delta: 3.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 57.77ms. Allocated memory is still 163.6MB. Free memory was 110.6MB in the beginning and 107.9MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1509.04ms. Allocated memory is still 163.6MB. Free memory was 107.9MB in the beginning and 87.3MB in the end (delta: 20.6MB). Peak memory consumption was 62.8MB. Max. memory is 16.1GB. * CodeCheck took 17.71ms. Allocated memory is still 163.6MB. Free memory was 87.3MB in the beginning and 86.1MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-24 23:07:28,876 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe2340ef-fe7a-4b11-b51c-1f479d40f1d3/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe2340ef-fe7a-4b11-b51c-1f479d40f1d3/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe2340ef-fe7a-4b11-b51c-1f479d40f1d3/bin/ukojak-verify-afCqCEvfdi/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe2340ef-fe7a-4b11-b51c-1f479d40f1d3/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe2340ef-fe7a-4b11-b51c-1f479d40f1d3/bin/ukojak-verify-afCqCEvfdi/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/weaver/popl20-commit-2.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe2340ef-fe7a-4b11-b51c-1f479d40f1d3/bin/ukojak-verify-afCqCEvfdi/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe2340ef-fe7a-4b11-b51c-1f479d40f1d3/bin/ukojak-verify-afCqCEvfdi --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash ec2334e7e9ec2636c6abf161aed91fff94fbff3709d38c7edad92256c3b5dc81 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 23:07:31,522 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 23:07:31,658 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe2340ef-fe7a-4b11-b51c-1f479d40f1d3/bin/ukojak-verify-afCqCEvfdi/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf [2023-11-24 23:07:31,704 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 23:07:31,705 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 23:07:31,706 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 23:07:31,707 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 23:07:31,708 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 23:07:31,709 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 23:07:31,714 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 23:07:31,714 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 23:07:31,715 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-24 23:07:31,716 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-24 23:07:31,717 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-24 23:07:31,718 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 23:07:31,718 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-24 23:07:31,719 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-24 23:07:31,719 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-24 23:07:31,720 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-24 23:07:31,721 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 23:07:31,722 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 23:07:31,722 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 23:07:31,723 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 23:07:31,723 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 23:07:31,724 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-24 23:07:31,724 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-24 23:07:31,725 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 23:07:31,726 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:07:31,726 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 23:07:31,727 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 23:07:31,728 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-24 23:07:31,728 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-24 23:07:31,729 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-24 23:07:31,729 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-24 23:07:31,730 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_fe2340ef-fe7a-4b11-b51c-1f479d40f1d3/bin/ukojak-verify-afCqCEvfdi/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe2340ef-fe7a-4b11-b51c-1f479d40f1d3/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ec2334e7e9ec2636c6abf161aed91fff94fbff3709d38c7edad92256c3b5dc81 [2023-11-24 23:07:32,182 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 23:07:32,217 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 23:07:32,220 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 23:07:32,221 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 23:07:32,222 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 23:07:32,223 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe2340ef-fe7a-4b11-b51c-1f479d40f1d3/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/weaver/popl20-commit-2.wvr.c [2023-11-24 23:07:35,530 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 23:07:35,796 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 23:07:35,797 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe2340ef-fe7a-4b11-b51c-1f479d40f1d3/sv-benchmarks/c/weaver/popl20-commit-2.wvr.c [2023-11-24 23:07:35,806 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe2340ef-fe7a-4b11-b51c-1f479d40f1d3/bin/ukojak-verify-afCqCEvfdi/data/7d156fc77/a6be8b392a094c6580c92d7c2d81ff24/FLAGc352495ee [2023-11-24 23:07:35,820 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe2340ef-fe7a-4b11-b51c-1f479d40f1d3/bin/ukojak-verify-afCqCEvfdi/data/7d156fc77/a6be8b392a094c6580c92d7c2d81ff24 [2023-11-24 23:07:35,823 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 23:07:35,824 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 23:07:35,826 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 23:07:35,826 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 23:07:35,830 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 23:07:35,831 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:07:35" (1/1) ... [2023-11-24 23:07:35,832 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3745acfa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:07:35, skipping insertion in model container [2023-11-24 23:07:35,833 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:07:35" (1/1) ... [2023-11-24 23:07:35,864 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 23:07:36,072 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:07:36,088 INFO L199 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2023-11-24 23:07:36,095 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 23:07:36,126 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:07:36,132 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 23:07:36,200 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:07:36,236 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 23:07:36,237 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 23:07:36,244 INFO L206 MainTranslator]: Completed translation [2023-11-24 23:07:36,258 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:07:36 WrapperNode [2023-11-24 23:07:36,258 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 23:07:36,260 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 23:07:36,260 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 23:07:36,260 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 23:07:36,267 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:07:36" (1/1) ... [2023-11-24 23:07:36,299 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:07:36" (1/1) ... [2023-11-24 23:07:36,343 INFO L138 Inliner]: procedures = 28, calls = 94, calls flagged for inlining = 28, calls inlined = 34, statements flattened = 469 [2023-11-24 23:07:36,344 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 23:07:36,344 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 23:07:36,345 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 23:07:36,345 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 23:07:36,354 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:07:36" (1/1) ... [2023-11-24 23:07:36,355 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:07:36" (1/1) ... [2023-11-24 23:07:36,363 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:07:36" (1/1) ... [2023-11-24 23:07:36,363 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:07:36" (1/1) ... [2023-11-24 23:07:36,397 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:07:36" (1/1) ... [2023-11-24 23:07:36,403 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:07:36" (1/1) ... [2023-11-24 23:07:36,406 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:07:36" (1/1) ... [2023-11-24 23:07:36,409 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:07:36" (1/1) ... [2023-11-24 23:07:36,428 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 23:07:36,429 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 23:07:36,429 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 23:07:36,430 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 23:07:36,430 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:07:36" (1/1) ... [2023-11-24 23:07:36,436 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:07:36,463 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe2340ef-fe7a-4b11-b51c-1f479d40f1d3/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 23:07:36,481 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe2340ef-fe7a-4b11-b51c-1f479d40f1d3/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 23:07:36,515 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe2340ef-fe7a-4b11-b51c-1f479d40f1d3/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 23:07:36,537 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 23:07:36,537 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-24 23:07:36,538 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-24 23:07:36,539 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-24 23:07:36,539 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-24 23:07:36,539 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-24 23:07:36,539 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-24 23:07:36,540 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-24 23:07:36,540 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-11-24 23:07:36,541 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-11-24 23:07:36,541 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2023-11-24 23:07:36,541 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2023-11-24 23:07:36,541 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-24 23:07:36,542 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-24 23:07:36,542 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-24 23:07:36,542 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 23:07:36,544 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 23:07:36,544 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-24 23:07:36,544 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-24 23:07:36,547 WARN L213 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-24 23:07:36,752 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 23:07:36,755 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 23:07:38,116 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 23:07:38,617 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 23:07:38,617 INFO L309 CfgBuilder]: Removed 8 assume(true) statements. [2023-11-24 23:07:38,619 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:07:38 BoogieIcfgContainer [2023-11-24 23:07:38,620 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 23:07:38,621 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 23:07:38,621 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 23:07:38,632 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 23:07:38,632 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:07:38" (1/1) ... [2023-11-24 23:07:38,633 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Concurrent programs are currently unsupported at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:174) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:359) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-11-24 23:07:38,640 INFO L158 Benchmark]: Toolchain (without parser) took 2814.89ms. Allocated memory was 77.6MB in the beginning and 125.8MB in the end (delta: 48.2MB). Free memory was 53.4MB in the beginning and 84.8MB in the end (delta: -31.4MB). Peak memory consumption was 18.1MB. Max. memory is 16.1GB. [2023-11-24 23:07:38,641 INFO L158 Benchmark]: CDTParser took 0.68ms. Allocated memory is still 77.6MB. Free memory is still 53.1MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 23:07:38,642 INFO L158 Benchmark]: CACSL2BoogieTranslator took 433.43ms. Allocated memory was 77.6MB in the beginning and 104.9MB in the end (delta: 27.3MB). Free memory was 53.2MB in the beginning and 82.6MB in the end (delta: -29.4MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2023-11-24 23:07:38,643 INFO L158 Benchmark]: Boogie Procedure Inliner took 84.15ms. Allocated memory is still 104.9MB. Free memory was 82.6MB in the beginning and 79.3MB in the end (delta: 3.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 23:07:38,644 INFO L158 Benchmark]: Boogie Preprocessor took 83.95ms. Allocated memory is still 104.9MB. Free memory was 79.3MB in the beginning and 76.1MB in the end (delta: 3.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 23:07:38,646 INFO L158 Benchmark]: RCFGBuilder took 2190.91ms. Allocated memory was 104.9MB in the beginning and 125.8MB in the end (delta: 21.0MB). Free memory was 76.1MB in the beginning and 85.9MB in the end (delta: -9.8MB). Peak memory consumption was 43.5MB. Max. memory is 16.1GB. [2023-11-24 23:07:38,647 INFO L158 Benchmark]: CodeCheck took 17.41ms. Allocated memory is still 125.8MB. Free memory was 85.9MB in the beginning and 84.8MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 23:07:38,655 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 0.68ms. Allocated memory is still 77.6MB. Free memory is still 53.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 433.43ms. Allocated memory was 77.6MB in the beginning and 104.9MB in the end (delta: 27.3MB). Free memory was 53.2MB in the beginning and 82.6MB in the end (delta: -29.4MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 84.15ms. Allocated memory is still 104.9MB. Free memory was 82.6MB in the beginning and 79.3MB in the end (delta: 3.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 83.95ms. Allocated memory is still 104.9MB. Free memory was 79.3MB in the beginning and 76.1MB in the end (delta: 3.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 2190.91ms. Allocated memory was 104.9MB in the beginning and 125.8MB in the end (delta: 21.0MB). Free memory was 76.1MB in the beginning and 85.9MB in the end (delta: -9.8MB). Peak memory consumption was 43.5MB. Max. memory is 16.1GB. * CodeCheck took 17.41ms. Allocated memory is still 125.8MB. Free memory was 85.9MB in the beginning and 84.8MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-24 23:07:38,691 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe2340ef-fe7a-4b11-b51c-1f479d40f1d3/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported