./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/goblint-regression/04-mutex_36-trylock_nr.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 30e01a73 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecac08f6-e5a4-42a1-8b0b-826d73860645/bin/ukojak-verify-1t5iHCbJaC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecac08f6-e5a4-42a1-8b0b-826d73860645/bin/ukojak-verify-1t5iHCbJaC/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecac08f6-e5a4-42a1-8b0b-826d73860645/bin/ukojak-verify-1t5iHCbJaC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecac08f6-e5a4-42a1-8b0b-826d73860645/bin/ukojak-verify-1t5iHCbJaC/config/KojakReach.xml -i ../../sv-benchmarks/c/goblint-regression/04-mutex_36-trylock_nr.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecac08f6-e5a4-42a1-8b0b-826d73860645/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecac08f6-e5a4-42a1-8b0b-826d73860645/bin/ukojak-verify-1t5iHCbJaC --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 0bf2f5f336333cdf96c271b32cdeb9b70ee932e1c07acf27a63b4425ec902f3e --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 20:08:36,119 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 20:08:36,235 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecac08f6-e5a4-42a1-8b0b-826d73860645/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-23 20:08:36,241 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 20:08:36,242 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-23 20:08:36,279 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 20:08:36,281 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 20:08:36,282 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-23 20:08:36,283 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-23 20:08:36,288 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-23 20:08:36,289 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 20:08:36,289 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 20:08:36,290 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 20:08:36,292 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 20:08:36,292 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 20:08:36,293 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 20:08:36,293 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 20:08:36,294 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 20:08:36,294 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 20:08:36,295 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-23 20:08:36,295 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-23 20:08:36,296 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 20:08:36,297 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 20:08:36,298 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 20:08:36,299 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-23 20:08:36,300 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-23 20:08:36,300 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-23 20:08:36,301 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 20:08:36,301 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:08:36,302 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 20:08:36,303 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 20:08:36,303 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 20:08:36,304 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-23 20:08:36,304 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-23 20:08:36,304 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 20:08:36,305 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_ecac08f6-e5a4-42a1-8b0b-826d73860645/bin/ukojak-verify-1t5iHCbJaC/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecac08f6-e5a4-42a1-8b0b-826d73860645/bin/ukojak-verify-1t5iHCbJaC Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0bf2f5f336333cdf96c271b32cdeb9b70ee932e1c07acf27a63b4425ec902f3e [2023-11-23 20:08:36,584 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 20:08:36,618 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 20:08:36,621 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 20:08:36,622 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 20:08:36,623 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 20:08:36,624 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecac08f6-e5a4-42a1-8b0b-826d73860645/bin/ukojak-verify-1t5iHCbJaC/../../sv-benchmarks/c/goblint-regression/04-mutex_36-trylock_nr.i [2023-11-23 20:08:39,735 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 20:08:40,109 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 20:08:40,110 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecac08f6-e5a4-42a1-8b0b-826d73860645/sv-benchmarks/c/goblint-regression/04-mutex_36-trylock_nr.i [2023-11-23 20:08:40,145 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecac08f6-e5a4-42a1-8b0b-826d73860645/bin/ukojak-verify-1t5iHCbJaC/data/d338825d9/22657343beb24268ac3ffe736921e19f/FLAG098dc1402 [2023-11-23 20:08:40,164 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecac08f6-e5a4-42a1-8b0b-826d73860645/bin/ukojak-verify-1t5iHCbJaC/data/d338825d9/22657343beb24268ac3ffe736921e19f [2023-11-23 20:08:40,170 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 20:08:40,172 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 20:08:40,174 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 20:08:40,174 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 20:08:40,181 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 20:08:40,182 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:08:40" (1/1) ... [2023-11-23 20:08:40,183 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@40aaab7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:08:40, skipping insertion in model container [2023-11-23 20:08:40,183 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:08:40" (1/1) ... [2023-11-23 20:08:40,257 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 20:08:41,053 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:08:41,068 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 20:08:41,142 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:08:41,293 WARN L675 CHandler]: The function strerror is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:08:41,294 WARN L675 CHandler]: The function sleep is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:08:41,294 WARN L675 CHandler]: The function time is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:08:41,294 WARN L675 CHandler]: The function fprintf is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:08:41,302 INFO L206 MainTranslator]: Completed translation [2023-11-23 20:08:41,302 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:08:41 WrapperNode [2023-11-23 20:08:41,303 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 20:08:41,304 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 20:08:41,304 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 20:08:41,304 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 20:08:41,309 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:08:41" (1/1) ... [2023-11-23 20:08:41,342 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:08:41" (1/1) ... [2023-11-23 20:08:41,373 INFO L138 Inliner]: procedures = 525, calls = 71, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 131 [2023-11-23 20:08:41,374 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 20:08:41,375 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 20:08:41,375 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 20:08:41,375 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 20:08:41,384 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:08:41" (1/1) ... [2023-11-23 20:08:41,385 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:08:41" (1/1) ... [2023-11-23 20:08:41,392 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:08:41" (1/1) ... [2023-11-23 20:08:41,392 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:08:41" (1/1) ... [2023-11-23 20:08:41,411 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:08:41" (1/1) ... [2023-11-23 20:08:41,416 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:08:41" (1/1) ... [2023-11-23 20:08:41,422 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:08:41" (1/1) ... [2023-11-23 20:08:41,425 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:08:41" (1/1) ... [2023-11-23 20:08:41,434 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 20:08:41,435 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 20:08:41,435 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 20:08:41,436 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 20:08:41,436 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:08:41" (1/1) ... [2023-11-23 20:08:41,442 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:08:41,458 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecac08f6-e5a4-42a1-8b0b-826d73860645/bin/ukojak-verify-1t5iHCbJaC/z3 [2023-11-23 20:08:41,473 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecac08f6-e5a4-42a1-8b0b-826d73860645/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-23 20:08:41,481 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecac08f6-e5a4-42a1-8b0b-826d73860645/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-23 20:08:41,513 INFO L130 BoogieDeclarations]: Found specification of procedure counter_thread [2023-11-23 20:08:41,513 INFO L138 BoogieDeclarations]: Found implementation of procedure counter_thread [2023-11-23 20:08:41,513 INFO L130 BoogieDeclarations]: Found specification of procedure sleep [2023-11-23 20:08:41,513 INFO L130 BoogieDeclarations]: Found specification of procedure monitor_thread [2023-11-23 20:08:41,513 INFO L138 BoogieDeclarations]: Found implementation of procedure monitor_thread [2023-11-23 20:08:41,514 INFO L130 BoogieDeclarations]: Found specification of procedure strerror [2023-11-23 20:08:41,514 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-23 20:08:41,514 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-23 20:08:41,514 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2023-11-23 20:08:41,514 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 20:08:41,514 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 20:08:41,514 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 20:08:41,515 INFO L130 BoogieDeclarations]: Found specification of procedure fprintf [2023-11-23 20:08:41,515 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-23 20:08:41,515 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexTryLock [2023-11-23 20:08:41,515 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexUnlock [2023-11-23 20:08:41,515 INFO L130 BoogieDeclarations]: Found specification of procedure time [2023-11-23 20:08:41,515 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-23 20:08:41,515 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-23 20:08:41,517 WARN L213 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-23 20:08:41,838 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 20:08:41,840 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 20:08:42,216 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 20:08:42,241 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 20:08:42,241 INFO L309 CfgBuilder]: Removed 19 assume(true) statements. [2023-11-23 20:08:42,243 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:08:42 BoogieIcfgContainer [2023-11-23 20:08:42,243 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 20:08:42,244 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-23 20:08:42,245 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-23 20:08:42,253 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-23 20:08:42,254 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:08:42" (1/1) ... [2023-11-23 20:08:42,254 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) [2023-11-23 20:08:42,258 INFO L158 Benchmark]: Toolchain (without parser) took 2085.41ms. Allocated memory is still 169.9MB. Free memory was 126.4MB in the beginning and 69.8MB in the end (delta: 56.6MB). Peak memory consumption was 58.5MB. Max. memory is 16.1GB. [2023-11-23 20:08:42,259 INFO L158 Benchmark]: CDTParser took 0.20ms. Allocated memory is still 121.6MB. Free memory is still 68.4MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 20:08:42,259 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1129.39ms. Allocated memory is still 169.9MB. Free memory was 126.4MB in the beginning and 106.4MB in the end (delta: 20.1MB). Peak memory consumption was 43.8MB. Max. memory is 16.1GB. [2023-11-23 20:08:42,260 INFO L158 Benchmark]: Boogie Procedure Inliner took 70.49ms. Allocated memory is still 169.9MB. Free memory was 106.4MB in the beginning and 103.4MB in the end (delta: 3.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-23 20:08:42,261 INFO L158 Benchmark]: Boogie Preprocessor took 59.60ms. Allocated memory is still 169.9MB. Free memory was 103.4MB in the beginning and 100.1MB in the end (delta: 3.3MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-23 20:08:42,261 INFO L158 Benchmark]: RCFGBuilder took 808.48ms. Allocated memory is still 169.9MB. Free memory was 100.1MB in the beginning and 70.7MB in the end (delta: 29.4MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. [2023-11-23 20:08:42,262 INFO L158 Benchmark]: CodeCheck took 12.41ms. Allocated memory is still 169.9MB. Free memory was 70.7MB in the beginning and 69.8MB in the end (delta: 889.3kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 20:08:42,265 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 0.20ms. Allocated memory is still 121.6MB. Free memory is still 68.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1129.39ms. Allocated memory is still 169.9MB. Free memory was 126.4MB in the beginning and 106.4MB in the end (delta: 20.1MB). Peak memory consumption was 43.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 70.49ms. Allocated memory is still 169.9MB. Free memory was 106.4MB in the beginning and 103.4MB in the end (delta: 3.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 59.60ms. Allocated memory is still 169.9MB. Free memory was 103.4MB in the beginning and 100.1MB in the end (delta: 3.3MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 808.48ms. Allocated memory is still 169.9MB. Free memory was 100.1MB in the beginning and 70.7MB in the end (delta: 29.4MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. * CodeCheck took 12.41ms. Allocated memory is still 169.9MB. Free memory was 70.7MB in the beginning and 69.8MB in the end (delta: 889.3kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-23 20:08:42,295 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecac08f6-e5a4-42a1-8b0b-826d73860645/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecac08f6-e5a4-42a1-8b0b-826d73860645/bin/ukojak-verify-1t5iHCbJaC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecac08f6-e5a4-42a1-8b0b-826d73860645/bin/ukojak-verify-1t5iHCbJaC/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecac08f6-e5a4-42a1-8b0b-826d73860645/bin/ukojak-verify-1t5iHCbJaC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecac08f6-e5a4-42a1-8b0b-826d73860645/bin/ukojak-verify-1t5iHCbJaC/config/KojakReach.xml -i ../../sv-benchmarks/c/goblint-regression/04-mutex_36-trylock_nr.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecac08f6-e5a4-42a1-8b0b-826d73860645/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecac08f6-e5a4-42a1-8b0b-826d73860645/bin/ukojak-verify-1t5iHCbJaC --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 0bf2f5f336333cdf96c271b32cdeb9b70ee932e1c07acf27a63b4425ec902f3e --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 20:08:45,068 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 20:08:45,196 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecac08f6-e5a4-42a1-8b0b-826d73860645/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2023-11-23 20:08:45,248 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 20:08:45,250 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 20:08:45,251 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-23 20:08:45,252 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-23 20:08:45,253 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-23 20:08:45,254 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 20:08:45,259 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 20:08:45,260 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 20:08:45,260 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 20:08:45,261 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 20:08:45,263 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 20:08:45,263 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 20:08:45,264 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 20:08:45,264 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-23 20:08:45,265 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-23 20:08:45,265 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-23 20:08:45,266 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-23 20:08:45,266 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-23 20:08:45,267 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 20:08:45,268 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 20:08:45,268 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 20:08:45,269 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-23 20:08:45,269 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-23 20:08:45,269 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-23 20:08:45,270 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-23 20:08:45,270 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-23 20:08:45,271 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 20:08:45,272 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:08:45,273 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 20:08:45,273 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 20:08:45,273 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 20:08:45,274 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-23 20:08:45,274 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-23 20:08:45,274 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 20:08:45,274 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-23 20:08:45,275 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-23 20:08:45,276 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_ecac08f6-e5a4-42a1-8b0b-826d73860645/bin/ukojak-verify-1t5iHCbJaC/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecac08f6-e5a4-42a1-8b0b-826d73860645/bin/ukojak-verify-1t5iHCbJaC Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0bf2f5f336333cdf96c271b32cdeb9b70ee932e1c07acf27a63b4425ec902f3e [2023-11-23 20:08:45,691 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 20:08:45,720 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 20:08:45,723 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 20:08:45,725 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 20:08:45,726 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 20:08:45,727 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecac08f6-e5a4-42a1-8b0b-826d73860645/bin/ukojak-verify-1t5iHCbJaC/../../sv-benchmarks/c/goblint-regression/04-mutex_36-trylock_nr.i [2023-11-23 20:08:49,044 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 20:08:49,506 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 20:08:49,507 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecac08f6-e5a4-42a1-8b0b-826d73860645/sv-benchmarks/c/goblint-regression/04-mutex_36-trylock_nr.i [2023-11-23 20:08:49,540 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecac08f6-e5a4-42a1-8b0b-826d73860645/bin/ukojak-verify-1t5iHCbJaC/data/c67b09d76/22dc9664490e4c18b43c68ac221fb366/FLAG54a7877d7 [2023-11-23 20:08:49,561 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecac08f6-e5a4-42a1-8b0b-826d73860645/bin/ukojak-verify-1t5iHCbJaC/data/c67b09d76/22dc9664490e4c18b43c68ac221fb366 [2023-11-23 20:08:49,567 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 20:08:49,568 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 20:08:49,571 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 20:08:49,571 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 20:08:49,576 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 20:08:49,577 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:08:49" (1/1) ... [2023-11-23 20:08:49,578 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@50dfc604 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:08:49, skipping insertion in model container [2023-11-23 20:08:49,578 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:08:49" (1/1) ... [2023-11-23 20:08:49,670 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 20:08:50,820 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:08:50,838 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 20:08:50,906 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:08:51,157 WARN L675 CHandler]: The function strerror is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:08:51,157 WARN L675 CHandler]: The function sleep is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:08:51,157 WARN L675 CHandler]: The function time is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:08:51,158 WARN L675 CHandler]: The function fprintf is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:08:51,166 INFO L206 MainTranslator]: Completed translation [2023-11-23 20:08:51,166 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:08:51 WrapperNode [2023-11-23 20:08:51,166 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 20:08:51,168 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 20:08:51,168 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 20:08:51,168 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 20:08:51,176 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:08:51" (1/1) ... [2023-11-23 20:08:51,239 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:08:51" (1/1) ... [2023-11-23 20:08:51,285 INFO L138 Inliner]: procedures = 526, calls = 71, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 127 [2023-11-23 20:08:51,286 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 20:08:51,286 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 20:08:51,287 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 20:08:51,287 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 20:08:51,298 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:08:51" (1/1) ... [2023-11-23 20:08:51,298 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:08:51" (1/1) ... [2023-11-23 20:08:51,319 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:08:51" (1/1) ... [2023-11-23 20:08:51,319 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:08:51" (1/1) ... [2023-11-23 20:08:51,335 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:08:51" (1/1) ... [2023-11-23 20:08:51,340 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:08:51" (1/1) ... [2023-11-23 20:08:51,349 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:08:51" (1/1) ... [2023-11-23 20:08:51,353 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:08:51" (1/1) ... [2023-11-23 20:08:51,371 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 20:08:51,377 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 20:08:51,378 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 20:08:51,378 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 20:08:51,380 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:08:51" (1/1) ... [2023-11-23 20:08:51,387 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:08:51,400 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecac08f6-e5a4-42a1-8b0b-826d73860645/bin/ukojak-verify-1t5iHCbJaC/z3 [2023-11-23 20:08:51,412 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecac08f6-e5a4-42a1-8b0b-826d73860645/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-23 20:08:51,431 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecac08f6-e5a4-42a1-8b0b-826d73860645/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-23 20:08:51,455 INFO L130 BoogieDeclarations]: Found specification of procedure counter_thread [2023-11-23 20:08:51,456 INFO L138 BoogieDeclarations]: Found implementation of procedure counter_thread [2023-11-23 20:08:51,456 INFO L130 BoogieDeclarations]: Found specification of procedure sleep [2023-11-23 20:08:51,456 INFO L130 BoogieDeclarations]: Found specification of procedure monitor_thread [2023-11-23 20:08:51,456 INFO L138 BoogieDeclarations]: Found implementation of procedure monitor_thread [2023-11-23 20:08:51,457 INFO L130 BoogieDeclarations]: Found specification of procedure strerror [2023-11-23 20:08:51,457 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-23 20:08:51,457 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2023-11-23 20:08:51,457 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2023-11-23 20:08:51,457 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 20:08:51,458 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 20:08:51,458 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 20:08:51,458 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-23 20:08:51,458 INFO L130 BoogieDeclarations]: Found specification of procedure fprintf [2023-11-23 20:08:51,458 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-23 20:08:51,458 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-23 20:08:51,459 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexTryLock [2023-11-23 20:08:51,459 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexUnlock [2023-11-23 20:08:51,459 INFO L130 BoogieDeclarations]: Found specification of procedure time [2023-11-23 20:08:51,461 WARN L213 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-23 20:08:51,859 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 20:08:51,861 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 20:08:52,233 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 20:08:52,258 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 20:08:52,258 INFO L309 CfgBuilder]: Removed 19 assume(true) statements. [2023-11-23 20:08:52,260 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:08:52 BoogieIcfgContainer [2023-11-23 20:08:52,260 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 20:08:52,261 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-23 20:08:52,261 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-23 20:08:52,287 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-23 20:08:52,287 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:08:52" (1/1) ... [2023-11-23 20:08:52,288 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) [2023-11-23 20:08:52,297 INFO L158 Benchmark]: Toolchain (without parser) took 2727.59ms. Allocated memory was 67.1MB in the beginning and 107.0MB in the end (delta: 39.8MB). Free memory was 39.6MB in the beginning and 74.4MB in the end (delta: -34.8MB). Peak memory consumption was 33.3MB. Max. memory is 16.1GB. [2023-11-23 20:08:52,298 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 67.1MB. Free memory is still 42.9MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 20:08:52,299 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1595.53ms. Allocated memory was 67.1MB in the beginning and 83.9MB in the end (delta: 16.8MB). Free memory was 39.5MB in the beginning and 47.4MB in the end (delta: -7.9MB). Peak memory consumption was 30.3MB. Max. memory is 16.1GB. [2023-11-23 20:08:52,300 INFO L158 Benchmark]: Boogie Procedure Inliner took 117.97ms. Allocated memory is still 83.9MB. Free memory was 47.4MB in the beginning and 43.6MB in the end (delta: 3.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-23 20:08:52,301 INFO L158 Benchmark]: Boogie Preprocessor took 89.56ms. Allocated memory is still 83.9MB. Free memory was 43.6MB in the beginning and 39.4MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-23 20:08:52,302 INFO L158 Benchmark]: RCFGBuilder took 883.18ms. Allocated memory is still 83.9MB. Free memory was 39.0MB in the beginning and 28.8MB in the end (delta: 10.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-23 20:08:52,303 INFO L158 Benchmark]: CodeCheck took 34.17ms. Allocated memory was 83.9MB in the beginning and 107.0MB in the end (delta: 23.1MB). Free memory was 28.8MB in the beginning and 74.4MB in the end (delta: -45.6MB). Peak memory consumption was 5.4MB. Max. memory is 16.1GB. [2023-11-23 20:08:52,312 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 67.1MB. Free memory is still 42.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1595.53ms. Allocated memory was 67.1MB in the beginning and 83.9MB in the end (delta: 16.8MB). Free memory was 39.5MB in the beginning and 47.4MB in the end (delta: -7.9MB). Peak memory consumption was 30.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 117.97ms. Allocated memory is still 83.9MB. Free memory was 47.4MB in the beginning and 43.6MB in the end (delta: 3.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 89.56ms. Allocated memory is still 83.9MB. Free memory was 43.6MB in the beginning and 39.4MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 883.18ms. Allocated memory is still 83.9MB. Free memory was 39.0MB in the beginning and 28.8MB in the end (delta: 10.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * CodeCheck took 34.17ms. Allocated memory was 83.9MB in the beginning and 107.0MB in the end (delta: 23.1MB). Free memory was 28.8MB in the beginning and 74.4MB in the end (delta: -45.6MB). Peak memory consumption was 5.4MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-23 20:08:52,352 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecac08f6-e5a4-42a1-8b0b-826d73860645/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with 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