./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/goblint-regression/28-race_reach_42-trylock2_racefree.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 0e0057cc 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_394e2728-7137-42a8-8008-f2d3cac25919/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_394e2728-7137-42a8-8008-f2d3cac25919/bin/ukojak-verify-Qdu7aM0XO9/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_394e2728-7137-42a8-8008-f2d3cac25919/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_394e2728-7137-42a8-8008-f2d3cac25919/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/goblint-regression/28-race_reach_42-trylock2_racefree.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_394e2728-7137-42a8-8008-f2d3cac25919/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_394e2728-7137-42a8-8008-f2d3cac25919/bin/ukojak-verify-Qdu7aM0XO9 --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 844ba080c7d33529db727776ee230d62edb7b62a6350a8061572438c458d73d3 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 03:28:05,143 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 03:28:05,206 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_394e2728-7137-42a8-8008-f2d3cac25919/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-12-03 03:28:05,210 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-03 03:28:05,211 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-03 03:28:05,233 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 03:28:05,234 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-03 03:28:05,235 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-03 03:28:05,235 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 03:28:05,236 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 03:28:05,237 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 03:28:05,237 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-03 03:28:05,238 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-03 03:28:05,238 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-03 03:28:05,238 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-03 03:28:05,239 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 03:28:05,239 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-03 03:28:05,240 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 03:28:05,240 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-03 03:28:05,241 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-12-03 03:28:05,241 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-12-03 03:28:05,244 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-03 03:28:05,245 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-03 03:28:05,245 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 03:28:05,246 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 03:28:05,246 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 03:28:05,247 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 03:28:05,247 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 03:28:05,248 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 03:28:05,248 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 03:28:05,248 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 03:28:05,249 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-03 03:28:05,249 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-03 03:28:05,249 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-03 03:28:05,249 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-03 03:28:05,250 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_394e2728-7137-42a8-8008-f2d3cac25919/bin/ukojak-verify-Qdu7aM0XO9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_394e2728-7137-42a8-8008-f2d3cac25919/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 844ba080c7d33529db727776ee230d62edb7b62a6350a8061572438c458d73d3 [2023-12-03 03:28:05,472 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 03:28:05,492 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 03:28:05,494 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 03:28:05,495 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 03:28:05,496 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 03:28:05,497 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_394e2728-7137-42a8-8008-f2d3cac25919/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/goblint-regression/28-race_reach_42-trylock2_racefree.i [2023-12-03 03:28:08,267 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 03:28:08,501 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 03:28:08,502 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_394e2728-7137-42a8-8008-f2d3cac25919/sv-benchmarks/c/goblint-regression/28-race_reach_42-trylock2_racefree.i [2023-12-03 03:28:08,517 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_394e2728-7137-42a8-8008-f2d3cac25919/bin/ukojak-verify-Qdu7aM0XO9/data/7b606ebc6/542cf4735f7e4cc3aed524fd81d32011/FLAG25d341fa8 [2023-12-03 03:28:08,530 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_394e2728-7137-42a8-8008-f2d3cac25919/bin/ukojak-verify-Qdu7aM0XO9/data/7b606ebc6/542cf4735f7e4cc3aed524fd81d32011 [2023-12-03 03:28:08,532 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 03:28:08,533 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 03:28:08,534 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 03:28:08,534 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 03:28:08,538 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 03:28:08,539 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 03:28:08" (1/1) ... [2023-12-03 03:28:08,540 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@76d51eb8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:28:08, skipping insertion in model container [2023-12-03 03:28:08,540 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 03:28:08" (1/1) ... [2023-12-03 03:28:08,583 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 03:28:08,892 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 03:28:08,907 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 03:28:08,953 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 03:28:08,994 INFO L206 MainTranslator]: Completed translation [2023-12-03 03:28:08,994 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:28:08 WrapperNode [2023-12-03 03:28:08,994 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 03:28:08,995 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 03:28:08,995 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 03:28:08,996 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 03:28:09,003 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:28:08" (1/1) ... [2023-12-03 03:28:09,018 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:28:08" (1/1) ... [2023-12-03 03:28:09,042 INFO L138 Inliner]: procedures = 172, calls = 61, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 144 [2023-12-03 03:28:09,043 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 03:28:09,043 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 03:28:09,044 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 03:28:09,044 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 03:28:09,051 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:28:08" (1/1) ... [2023-12-03 03:28:09,052 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:28:08" (1/1) ... [2023-12-03 03:28:09,055 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:28:08" (1/1) ... [2023-12-03 03:28:09,055 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:28:08" (1/1) ... [2023-12-03 03:28:09,061 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:28:08" (1/1) ... [2023-12-03 03:28:09,066 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:28:08" (1/1) ... [2023-12-03 03:28:09,068 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:28:08" (1/1) ... [2023-12-03 03:28:09,070 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:28:08" (1/1) ... [2023-12-03 03:28:09,073 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 03:28:09,074 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 03:28:09,074 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 03:28:09,074 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 03:28:09,074 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:28:08" (1/1) ... [2023-12-03 03:28:09,078 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 03:28:09,088 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_394e2728-7137-42a8-8008-f2d3cac25919/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 03:28:09,101 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_394e2728-7137-42a8-8008-f2d3cac25919/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 03:28:09,103 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_394e2728-7137-42a8-8008-f2d3cac25919/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 03:28:09,136 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-12-03 03:28:09,136 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-12-03 03:28:09,136 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-12-03 03:28:09,137 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-12-03 03:28:09,137 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2023-12-03 03:28:09,137 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 03:28:09,137 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-03 03:28:09,137 INFO L130 BoogieDeclarations]: Found specification of procedure t_fun [2023-12-03 03:28:09,137 INFO L138 BoogieDeclarations]: Found implementation of procedure t_fun [2023-12-03 03:28:09,138 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-03 03:28:09,138 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexTryLock [2023-12-03 03:28:09,138 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-03 03:28:09,138 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexUnlock [2023-12-03 03:28:09,138 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 03:28:09,138 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 03:28:09,140 WARN L213 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-12-03 03:28:09,279 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 03:28:09,281 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 03:28:09,588 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 03:28:09,647 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-03 03:28:09,647 INFO L309 CfgBuilder]: Removed 23 assume(true) statements. [2023-12-03 03:28:09,649 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 03:28:09 BoogieIcfgContainer [2023-12-03 03:28:09,649 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-03 03:28:09,650 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-03 03:28:09,650 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-03 03:28:09,657 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-03 03:28:09,658 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 03:28:09" (1/1) ... [2023-12-03 03:28:09,658 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) [2023-12-03 03:28:09,662 INFO L158 Benchmark]: Toolchain (without parser) took 1127.85ms. Allocated memory was 138.4MB in the beginning and 169.9MB in the end (delta: 31.5MB). Free memory was 92.4MB in the beginning and 120.9MB in the end (delta: -28.6MB). Peak memory consumption was 4.7MB. Max. memory is 16.1GB. [2023-12-03 03:28:09,662 INFO L158 Benchmark]: CDTParser took 0.17ms. Allocated memory is still 98.6MB. Free memory is still 51.8MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 03:28:09,663 INFO L158 Benchmark]: CACSL2BoogieTranslator took 460.68ms. Allocated memory is still 138.4MB. Free memory was 92.4MB in the beginning and 71.4MB in the end (delta: 21.0MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2023-12-03 03:28:09,663 INFO L158 Benchmark]: Boogie Procedure Inliner took 47.68ms. Allocated memory is still 138.4MB. Free memory was 71.4MB in the beginning and 68.9MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 03:28:09,664 INFO L158 Benchmark]: Boogie Preprocessor took 29.49ms. Allocated memory is still 138.4MB. Free memory was 68.9MB in the beginning and 67.3MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 03:28:09,664 INFO L158 Benchmark]: RCFGBuilder took 575.40ms. Allocated memory was 138.4MB in the beginning and 169.9MB in the end (delta: 31.5MB). Free memory was 67.3MB in the beginning and 121.9MB in the end (delta: -54.6MB). Peak memory consumption was 15.2MB. Max. memory is 16.1GB. [2023-12-03 03:28:09,665 INFO L158 Benchmark]: CodeCheck took 10.27ms. Allocated memory is still 169.9MB. Free memory was 121.9MB in the beginning and 120.9MB in the end (delta: 958.5kB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 03:28:09,668 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 0.17ms. Allocated memory is still 98.6MB. Free memory is still 51.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 460.68ms. Allocated memory is still 138.4MB. Free memory was 92.4MB in the beginning and 71.4MB in the end (delta: 21.0MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 47.68ms. Allocated memory is still 138.4MB. Free memory was 71.4MB in the beginning and 68.9MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 29.49ms. Allocated memory is still 138.4MB. Free memory was 68.9MB in the beginning and 67.3MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 575.40ms. Allocated memory was 138.4MB in the beginning and 169.9MB in the end (delta: 31.5MB). Free memory was 67.3MB in the beginning and 121.9MB in the end (delta: -54.6MB). Peak memory consumption was 15.2MB. Max. memory is 16.1GB. * CodeCheck took 10.27ms. Allocated memory is still 169.9MB. Free memory was 121.9MB in the beginning and 120.9MB in the end (delta: 958.5kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-12-03 03:28:09,685 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_394e2728-7137-42a8-8008-f2d3cac25919/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_394e2728-7137-42a8-8008-f2d3cac25919/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_394e2728-7137-42a8-8008-f2d3cac25919/bin/ukojak-verify-Qdu7aM0XO9/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_394e2728-7137-42a8-8008-f2d3cac25919/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_394e2728-7137-42a8-8008-f2d3cac25919/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/goblint-regression/28-race_reach_42-trylock2_racefree.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_394e2728-7137-42a8-8008-f2d3cac25919/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_394e2728-7137-42a8-8008-f2d3cac25919/bin/ukojak-verify-Qdu7aM0XO9 --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 844ba080c7d33529db727776ee230d62edb7b62a6350a8061572438c458d73d3 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 03:28:11,619 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 03:28:11,696 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_394e2728-7137-42a8-8008-f2d3cac25919/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2023-12-03 03:28:11,727 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 03:28:11,728 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-03 03:28:11,728 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-03 03:28:11,729 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 03:28:11,730 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 03:28:11,730 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 03:28:11,731 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-03 03:28:11,731 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-03 03:28:11,732 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-03 03:28:11,732 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 03:28:11,733 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-03 03:28:11,733 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 03:28:11,734 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-03 03:28:11,734 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-12-03 03:28:11,735 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-12-03 03:28:11,735 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-12-03 03:28:11,736 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-12-03 03:28:11,736 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-12-03 03:28:11,740 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-03 03:28:11,741 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-03 03:28:11,741 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 03:28:11,742 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 03:28:11,742 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 03:28:11,743 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 03:28:11,743 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-12-03 03:28:11,743 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-12-03 03:28:11,744 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 03:28:11,744 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 03:28:11,745 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 03:28:11,745 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 03:28:11,745 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-03 03:28:11,745 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-12-03 03:28:11,746 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-12-03 03:28:11,746 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-03 03:28:11,746 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-12-03 03:28:11,746 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-03 03:28:11,747 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_394e2728-7137-42a8-8008-f2d3cac25919/bin/ukojak-verify-Qdu7aM0XO9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_394e2728-7137-42a8-8008-f2d3cac25919/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 844ba080c7d33529db727776ee230d62edb7b62a6350a8061572438c458d73d3 [2023-12-03 03:28:12,038 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 03:28:12,058 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 03:28:12,060 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 03:28:12,061 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 03:28:12,061 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 03:28:12,062 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_394e2728-7137-42a8-8008-f2d3cac25919/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/goblint-regression/28-race_reach_42-trylock2_racefree.i [2023-12-03 03:28:14,840 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 03:28:15,091 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 03:28:15,092 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_394e2728-7137-42a8-8008-f2d3cac25919/sv-benchmarks/c/goblint-regression/28-race_reach_42-trylock2_racefree.i [2023-12-03 03:28:15,108 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_394e2728-7137-42a8-8008-f2d3cac25919/bin/ukojak-verify-Qdu7aM0XO9/data/2df36617d/4f8d5f53d27645de8cd5314ff8c9d996/FLAGb372ed9a9 [2023-12-03 03:28:15,123 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_394e2728-7137-42a8-8008-f2d3cac25919/bin/ukojak-verify-Qdu7aM0XO9/data/2df36617d/4f8d5f53d27645de8cd5314ff8c9d996 [2023-12-03 03:28:15,125 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 03:28:15,127 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 03:28:15,128 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 03:28:15,128 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 03:28:15,133 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 03:28:15,134 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 03:28:15" (1/1) ... [2023-12-03 03:28:15,135 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2ca93b07 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:28:15, skipping insertion in model container [2023-12-03 03:28:15,136 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 03:28:15" (1/1) ... [2023-12-03 03:28:15,181 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 03:28:15,527 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 03:28:15,545 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 03:28:15,591 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 03:28:15,640 INFO L206 MainTranslator]: Completed translation [2023-12-03 03:28:15,640 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:28:15 WrapperNode [2023-12-03 03:28:15,640 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 03:28:15,642 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 03:28:15,642 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 03:28:15,642 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 03:28:15,650 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:28:15" (1/1) ... [2023-12-03 03:28:15,668 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:28:15" (1/1) ... [2023-12-03 03:28:15,694 INFO L138 Inliner]: procedures = 176, calls = 61, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 145 [2023-12-03 03:28:15,695 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 03:28:15,696 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 03:28:15,696 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 03:28:15,696 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 03:28:15,705 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:28:15" (1/1) ... [2023-12-03 03:28:15,706 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:28:15" (1/1) ... [2023-12-03 03:28:15,710 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:28:15" (1/1) ... [2023-12-03 03:28:15,711 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:28:15" (1/1) ... [2023-12-03 03:28:15,722 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:28:15" (1/1) ... [2023-12-03 03:28:15,726 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:28:15" (1/1) ... [2023-12-03 03:28:15,730 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:28:15" (1/1) ... [2023-12-03 03:28:15,732 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:28:15" (1/1) ... [2023-12-03 03:28:15,737 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 03:28:15,738 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 03:28:15,738 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 03:28:15,739 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 03:28:15,739 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:28:15" (1/1) ... [2023-12-03 03:28:15,745 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 03:28:15,756 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_394e2728-7137-42a8-8008-f2d3cac25919/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 03:28:15,768 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_394e2728-7137-42a8-8008-f2d3cac25919/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 03:28:15,781 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_394e2728-7137-42a8-8008-f2d3cac25919/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 03:28:15,815 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-12-03 03:28:15,815 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-12-03 03:28:15,815 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-12-03 03:28:15,815 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2023-12-03 03:28:15,815 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 03:28:15,816 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-03 03:28:15,816 INFO L130 BoogieDeclarations]: Found specification of procedure t_fun [2023-12-03 03:28:15,816 INFO L138 BoogieDeclarations]: Found implementation of procedure t_fun [2023-12-03 03:28:15,816 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-03 03:28:15,816 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-12-03 03:28:15,816 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-12-03 03:28:15,817 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2023-12-03 03:28:15,817 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexTryLock [2023-12-03 03:28:15,817 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexUnlock [2023-12-03 03:28:15,817 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 03:28:15,817 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 03:28:15,819 WARN L213 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-12-03 03:28:15,969 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 03:28:15,971 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 03:28:16,383 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 03:28:16,442 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-03 03:28:16,443 INFO L309 CfgBuilder]: Removed 23 assume(true) statements. [2023-12-03 03:28:16,444 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 03:28:16 BoogieIcfgContainer [2023-12-03 03:28:16,444 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-03 03:28:16,445 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-03 03:28:16,445 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-03 03:28:16,455 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-03 03:28:16,455 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 03:28:16" (1/1) ... [2023-12-03 03:28:16,456 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) [2023-12-03 03:28:16,459 INFO L158 Benchmark]: Toolchain (without parser) took 1332.05ms. Allocated memory is still 127.9MB. Free memory was 103.2MB in the beginning and 84.1MB in the end (delta: 19.2MB). Peak memory consumption was 20.4MB. Max. memory is 16.1GB. [2023-12-03 03:28:16,460 INFO L158 Benchmark]: CDTParser took 0.20ms. Allocated memory is still 65.0MB. Free memory is still 41.4MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 03:28:16,461 INFO L158 Benchmark]: CACSL2BoogieTranslator took 512.53ms. Allocated memory is still 127.9MB. Free memory was 102.8MB in the beginning and 80.5MB in the end (delta: 22.3MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2023-12-03 03:28:16,461 INFO L158 Benchmark]: Boogie Procedure Inliner took 53.47ms. Allocated memory is still 127.9MB. Free memory was 80.5MB in the beginning and 78.1MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 03:28:16,462 INFO L158 Benchmark]: Boogie Preprocessor took 41.87ms. Allocated memory is still 127.9MB. Free memory was 78.1MB in the beginning and 75.5MB in the end (delta: 2.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-12-03 03:28:16,462 INFO L158 Benchmark]: RCFGBuilder took 706.24ms. Allocated memory is still 127.9MB. Free memory was 75.5MB in the beginning and 85.4MB in the end (delta: -9.9MB). Peak memory consumption was 14.1MB. Max. memory is 16.1GB. [2023-12-03 03:28:16,463 INFO L158 Benchmark]: CodeCheck took 12.82ms. Allocated memory is still 127.9MB. Free memory was 85.4MB in the beginning and 84.1MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 03:28:16,466 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 65.0MB. Free memory is still 41.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 512.53ms. Allocated memory is still 127.9MB. Free memory was 102.8MB in the beginning and 80.5MB in the end (delta: 22.3MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 53.47ms. Allocated memory is still 127.9MB. Free memory was 80.5MB in the beginning and 78.1MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 41.87ms. Allocated memory is still 127.9MB. Free memory was 78.1MB in the beginning and 75.5MB in the end (delta: 2.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 706.24ms. Allocated memory is still 127.9MB. Free memory was 75.5MB in the beginning and 85.4MB in the end (delta: -9.9MB). Peak memory consumption was 14.1MB. Max. memory is 16.1GB. * CodeCheck took 12.82ms. Allocated memory is still 127.9MB. Free memory was 85.4MB in the beginning and 84.1MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-12-03 03:28:16,484 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_394e2728-7137-42a8-8008-f2d3cac25919/bin/ukojak-verify-Qdu7aM0XO9/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