./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/goblint-regression/28-race_reach_85-list2_racefree.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_216cb715-b30c-4544-ba96-6a4db1bde085/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_216cb715-b30c-4544-ba96-6a4db1bde085/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_216cb715-b30c-4544-ba96-6a4db1bde085/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_216cb715-b30c-4544-ba96-6a4db1bde085/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/goblint-regression/28-race_reach_85-list2_racefree.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_216cb715-b30c-4544-ba96-6a4db1bde085/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_216cb715-b30c-4544-ba96-6a4db1bde085/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 da9f6c449f4da806b6a3bb0aaf2c3c9171ea9b71d075f7e8b1d9543f656f7b8b --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 04:05:28,912 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 04:05:28,978 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_216cb715-b30c-4544-ba96-6a4db1bde085/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-12-03 04:05:28,983 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-03 04:05:28,983 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-03 04:05:29,006 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 04:05:29,007 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-03 04:05:29,008 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-03 04:05:29,008 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 04:05:29,009 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 04:05:29,010 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 04:05:29,010 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-03 04:05:29,010 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-03 04:05:29,011 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-03 04:05:29,011 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-03 04:05:29,012 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 04:05:29,012 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-03 04:05:29,013 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 04:05:29,013 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-03 04:05:29,014 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-12-03 04:05:29,014 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-12-03 04:05:29,015 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-03 04:05:29,015 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-03 04:05:29,016 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 04:05:29,016 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 04:05:29,017 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 04:05:29,017 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 04:05:29,018 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 04:05:29,018 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 04:05:29,019 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 04:05:29,019 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 04:05:29,019 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-03 04:05:29,020 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-03 04:05:29,020 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-03 04:05:29,021 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-03 04:05:29,021 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_216cb715-b30c-4544-ba96-6a4db1bde085/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_216cb715-b30c-4544-ba96-6a4db1bde085/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> da9f6c449f4da806b6a3bb0aaf2c3c9171ea9b71d075f7e8b1d9543f656f7b8b [2023-12-03 04:05:29,245 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 04:05:29,265 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 04:05:29,267 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 04:05:29,269 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 04:05:29,269 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 04:05:29,271 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_216cb715-b30c-4544-ba96-6a4db1bde085/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/goblint-regression/28-race_reach_85-list2_racefree.i [2023-12-03 04:05:34,114 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 04:05:34,366 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 04:05:34,366 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_216cb715-b30c-4544-ba96-6a4db1bde085/sv-benchmarks/c/goblint-regression/28-race_reach_85-list2_racefree.i [2023-12-03 04:05:34,384 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_216cb715-b30c-4544-ba96-6a4db1bde085/bin/ukojak-verify-Qdu7aM0XO9/data/b626029c6/6d7630867a654ea78d5aa3c737574e17/FLAGb306ab422 [2023-12-03 04:05:34,399 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_216cb715-b30c-4544-ba96-6a4db1bde085/bin/ukojak-verify-Qdu7aM0XO9/data/b626029c6/6d7630867a654ea78d5aa3c737574e17 [2023-12-03 04:05:34,402 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 04:05:34,403 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 04:05:34,404 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 04:05:34,404 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 04:05:34,408 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 04:05:34,408 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 04:05:34" (1/1) ... [2023-12-03 04:05:34,409 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6978a974 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:05:34, skipping insertion in model container [2023-12-03 04:05:34,409 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 04:05:34" (1/1) ... [2023-12-03 04:05:34,463 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 04:05:34,881 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 04:05:34,895 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 04:05:34,950 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 04:05:35,004 INFO L206 MainTranslator]: Completed translation [2023-12-03 04:05:35,005 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:05:35 WrapperNode [2023-12-03 04:05:35,005 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 04:05:35,006 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 04:05:35,006 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 04:05:35,007 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 04:05:35,012 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:05:35" (1/1) ... [2023-12-03 04:05:35,033 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:05:35" (1/1) ... [2023-12-03 04:05:35,063 INFO L138 Inliner]: procedures = 280, calls = 97, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 189 [2023-12-03 04:05:35,064 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 04:05:35,064 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 04:05:35,064 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 04:05:35,065 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 04:05:35,072 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:05:35" (1/1) ... [2023-12-03 04:05:35,072 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:05:35" (1/1) ... [2023-12-03 04:05:35,079 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:05:35" (1/1) ... [2023-12-03 04:05:35,079 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:05:35" (1/1) ... [2023-12-03 04:05:35,093 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:05:35" (1/1) ... [2023-12-03 04:05:35,099 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:05:35" (1/1) ... [2023-12-03 04:05:35,103 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:05:35" (1/1) ... [2023-12-03 04:05:35,105 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:05:35" (1/1) ... [2023-12-03 04:05:35,110 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 04:05:35,111 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 04:05:35,111 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 04:05:35,112 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 04:05:35,112 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:05:35" (1/1) ... [2023-12-03 04:05:35,118 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 04:05:35,127 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_216cb715-b30c-4544-ba96-6a4db1bde085/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 04:05:35,139 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_216cb715-b30c-4544-ba96-6a4db1bde085/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 04:05:35,164 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_216cb715-b30c-4544-ba96-6a4db1bde085/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 04:05:35,210 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-03 04:05:35,210 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-12-03 04:05:35,210 INFO L130 BoogieDeclarations]: Found specification of procedure t1_fun [2023-12-03 04:05:35,211 INFO L138 BoogieDeclarations]: Found implementation of procedure t1_fun [2023-12-03 04:05:35,211 INFO L130 BoogieDeclarations]: Found specification of procedure take [2023-12-03 04:05:35,211 INFO L138 BoogieDeclarations]: Found implementation of procedure take [2023-12-03 04:05:35,211 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-03 04:05:35,211 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexUnlock [2023-12-03 04:05:35,211 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-12-03 04:05:35,211 INFO L130 BoogieDeclarations]: Found specification of procedure t2_fun [2023-12-03 04:05:35,211 INFO L138 BoogieDeclarations]: Found implementation of procedure t2_fun [2023-12-03 04:05:35,212 INFO L130 BoogieDeclarations]: Found specification of procedure init [2023-12-03 04:05:35,212 INFO L138 BoogieDeclarations]: Found implementation of procedure init [2023-12-03 04:05:35,212 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-12-03 04:05:35,212 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-12-03 04:05:35,212 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-12-03 04:05:35,212 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2023-12-03 04:05:35,212 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-12-03 04:05:35,212 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 04:05:35,213 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-12-03 04:05:35,213 INFO L130 BoogieDeclarations]: Found specification of procedure t3_fun [2023-12-03 04:05:35,213 INFO L138 BoogieDeclarations]: Found implementation of procedure t3_fun [2023-12-03 04:05:35,213 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-03 04:05:35,213 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 04:05:35,213 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 04:05:35,215 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 04:05:35,401 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 04:05:35,404 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 04:05:35,846 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 04:05:35,884 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-03 04:05:35,884 INFO L309 CfgBuilder]: Removed 27 assume(true) statements. [2023-12-03 04:05:35,886 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 04:05:35 BoogieIcfgContainer [2023-12-03 04:05:35,886 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-03 04:05:35,887 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-03 04:05:35,887 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-03 04:05:35,897 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-03 04:05:35,897 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 04:05:35" (1/1) ... [2023-12-03 04:05:35,898 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 04:05:35,901 INFO L158 Benchmark]: Toolchain (without parser) took 1497.55ms. Allocated memory was 134.2MB in the beginning and 161.5MB in the end (delta: 27.3MB). Free memory was 91.9MB in the beginning and 99.9MB in the end (delta: -8.0MB). Peak memory consumption was 22.4MB. Max. memory is 16.1GB. [2023-12-03 04:05:35,902 INFO L158 Benchmark]: CDTParser took 0.22ms. Allocated memory is still 134.2MB. Free memory was 104.0MB in the beginning and 103.9MB in the end (delta: 159.6kB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 04:05:35,902 INFO L158 Benchmark]: CACSL2BoogieTranslator took 601.61ms. Allocated memory is still 134.2MB. Free memory was 91.7MB in the beginning and 60.4MB in the end (delta: 31.3MB). Peak memory consumption was 31.5MB. Max. memory is 16.1GB. [2023-12-03 04:05:35,903 INFO L158 Benchmark]: Boogie Procedure Inliner took 57.51ms. Allocated memory is still 134.2MB. Free memory was 60.4MB in the beginning and 57.4MB in the end (delta: 3.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-12-03 04:05:35,904 INFO L158 Benchmark]: Boogie Preprocessor took 46.30ms. Allocated memory is still 134.2MB. Free memory was 57.4MB in the beginning and 54.9MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 04:05:35,904 INFO L158 Benchmark]: RCFGBuilder took 774.70ms. Allocated memory was 134.2MB in the beginning and 161.5MB in the end (delta: 27.3MB). Free memory was 54.5MB in the beginning and 101.2MB in the end (delta: -46.7MB). Peak memory consumption was 14.0MB. Max. memory is 16.1GB. [2023-12-03 04:05:35,905 INFO L158 Benchmark]: CodeCheck took 12.99ms. Allocated memory is still 161.5MB. Free memory was 101.2MB in the beginning and 99.9MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 04:05:35,908 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 0.22ms. Allocated memory is still 134.2MB. Free memory was 104.0MB in the beginning and 103.9MB in the end (delta: 159.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 601.61ms. Allocated memory is still 134.2MB. Free memory was 91.7MB in the beginning and 60.4MB in the end (delta: 31.3MB). Peak memory consumption was 31.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 57.51ms. Allocated memory is still 134.2MB. Free memory was 60.4MB in the beginning and 57.4MB in the end (delta: 3.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 46.30ms. Allocated memory is still 134.2MB. Free memory was 57.4MB in the beginning and 54.9MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 774.70ms. Allocated memory was 134.2MB in the beginning and 161.5MB in the end (delta: 27.3MB). Free memory was 54.5MB in the beginning and 101.2MB in the end (delta: -46.7MB). Peak memory consumption was 14.0MB. Max. memory is 16.1GB. * CodeCheck took 12.99ms. Allocated memory is still 161.5MB. Free memory was 101.2MB in the beginning and 99.9MB in the end (delta: 1.3MB). 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 04:05:35,928 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_216cb715-b30c-4544-ba96-6a4db1bde085/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-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_216cb715-b30c-4544-ba96-6a4db1bde085/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_216cb715-b30c-4544-ba96-6a4db1bde085/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_216cb715-b30c-4544-ba96-6a4db1bde085/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_216cb715-b30c-4544-ba96-6a4db1bde085/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/goblint-regression/28-race_reach_85-list2_racefree.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_216cb715-b30c-4544-ba96-6a4db1bde085/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_216cb715-b30c-4544-ba96-6a4db1bde085/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 da9f6c449f4da806b6a3bb0aaf2c3c9171ea9b71d075f7e8b1d9543f656f7b8b --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 04:05:37,862 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 04:05:37,940 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_216cb715-b30c-4544-ba96-6a4db1bde085/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2023-12-03 04:05:37,973 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 04:05:37,974 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-03 04:05:37,974 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-03 04:05:37,975 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 04:05:37,976 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 04:05:37,976 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 04:05:37,977 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-03 04:05:37,977 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-03 04:05:37,978 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-03 04:05:37,978 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 04:05:37,979 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-03 04:05:37,980 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 04:05:37,980 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-03 04:05:37,981 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-12-03 04:05:37,981 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-12-03 04:05:37,982 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-12-03 04:05:37,982 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-12-03 04:05:37,982 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-12-03 04:05:37,983 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-03 04:05:37,984 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-03 04:05:37,984 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 04:05:37,985 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 04:05:37,985 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 04:05:37,986 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 04:05:37,986 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-12-03 04:05:37,987 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-12-03 04:05:37,987 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 04:05:37,988 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 04:05:37,988 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 04:05:37,988 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 04:05:37,989 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-03 04:05:37,989 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-12-03 04:05:37,989 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-12-03 04:05:37,990 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-03 04:05:37,990 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-12-03 04:05:37,990 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-03 04:05:37,990 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_216cb715-b30c-4544-ba96-6a4db1bde085/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_216cb715-b30c-4544-ba96-6a4db1bde085/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> da9f6c449f4da806b6a3bb0aaf2c3c9171ea9b71d075f7e8b1d9543f656f7b8b [2023-12-03 04:05:38,285 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 04:05:38,304 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 04:05:38,306 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 04:05:38,308 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 04:05:38,308 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 04:05:38,309 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_216cb715-b30c-4544-ba96-6a4db1bde085/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/goblint-regression/28-race_reach_85-list2_racefree.i [2023-12-03 04:05:41,068 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 04:05:41,361 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 04:05:41,361 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_216cb715-b30c-4544-ba96-6a4db1bde085/sv-benchmarks/c/goblint-regression/28-race_reach_85-list2_racefree.i [2023-12-03 04:05:41,382 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_216cb715-b30c-4544-ba96-6a4db1bde085/bin/ukojak-verify-Qdu7aM0XO9/data/0b0d4a100/253462932d584da9a415f121bd799794/FLAG58ba047d4 [2023-12-03 04:05:41,397 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_216cb715-b30c-4544-ba96-6a4db1bde085/bin/ukojak-verify-Qdu7aM0XO9/data/0b0d4a100/253462932d584da9a415f121bd799794 [2023-12-03 04:05:41,400 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 04:05:41,402 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 04:05:41,403 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 04:05:41,403 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 04:05:41,408 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 04:05:41,409 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 04:05:41" (1/1) ... [2023-12-03 04:05:41,410 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3fd1be0d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:05:41, skipping insertion in model container [2023-12-03 04:05:41,411 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 04:05:41" (1/1) ... [2023-12-03 04:05:41,472 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 04:05:42,009 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 04:05:42,027 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 04:05:42,086 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 04:05:42,176 INFO L206 MainTranslator]: Completed translation [2023-12-03 04:05:42,177 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:05:42 WrapperNode [2023-12-03 04:05:42,177 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 04:05:42,178 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 04:05:42,178 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 04:05:42,178 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 04:05:42,185 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:05:42" (1/1) ... [2023-12-03 04:05:42,209 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:05:42" (1/1) ... [2023-12-03 04:05:42,238 INFO L138 Inliner]: procedures = 284, calls = 97, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 189 [2023-12-03 04:05:42,238 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 04:05:42,239 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 04:05:42,239 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 04:05:42,240 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 04:05:42,249 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:05:42" (1/1) ... [2023-12-03 04:05:42,249 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:05:42" (1/1) ... [2023-12-03 04:05:42,255 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:05:42" (1/1) ... [2023-12-03 04:05:42,255 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:05:42" (1/1) ... [2023-12-03 04:05:42,271 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:05:42" (1/1) ... [2023-12-03 04:05:42,276 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:05:42" (1/1) ... [2023-12-03 04:05:42,281 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:05:42" (1/1) ... [2023-12-03 04:05:42,284 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:05:42" (1/1) ... [2023-12-03 04:05:42,290 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 04:05:42,291 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 04:05:42,291 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 04:05:42,291 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 04:05:42,292 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:05:42" (1/1) ... [2023-12-03 04:05:42,298 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 04:05:42,309 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_216cb715-b30c-4544-ba96-6a4db1bde085/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 04:05:42,322 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_216cb715-b30c-4544-ba96-6a4db1bde085/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 04:05:42,331 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_216cb715-b30c-4544-ba96-6a4db1bde085/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 04:05:42,364 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-12-03 04:05:42,365 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-03 04:05:42,365 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-12-03 04:05:42,365 INFO L130 BoogieDeclarations]: Found specification of procedure t1_fun [2023-12-03 04:05:42,365 INFO L138 BoogieDeclarations]: Found implementation of procedure t1_fun [2023-12-03 04:05:42,365 INFO L130 BoogieDeclarations]: Found specification of procedure take [2023-12-03 04:05:42,366 INFO L138 BoogieDeclarations]: Found implementation of procedure take [2023-12-03 04:05:42,366 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-03 04:05:42,366 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-12-03 04:05:42,366 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-12-03 04:05:42,366 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2023-12-03 04:05:42,366 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexUnlock [2023-12-03 04:05:42,366 INFO L130 BoogieDeclarations]: Found specification of procedure t2_fun [2023-12-03 04:05:42,367 INFO L138 BoogieDeclarations]: Found implementation of procedure t2_fun [2023-12-03 04:05:42,367 INFO L130 BoogieDeclarations]: Found specification of procedure init [2023-12-03 04:05:42,367 INFO L138 BoogieDeclarations]: Found implementation of procedure init [2023-12-03 04:05:42,367 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-12-03 04:05:42,367 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-12-03 04:05:42,367 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2023-12-03 04:05:42,367 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-12-03 04:05:42,368 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 04:05:42,368 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-12-03 04:05:42,368 INFO L130 BoogieDeclarations]: Found specification of procedure t3_fun [2023-12-03 04:05:42,368 INFO L138 BoogieDeclarations]: Found implementation of procedure t3_fun [2023-12-03 04:05:42,368 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 04:05:42,368 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 04:05:42,370 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 04:05:42,555 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 04:05:42,557 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 04:05:43,177 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 04:05:43,221 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-03 04:05:43,221 INFO L309 CfgBuilder]: Removed 27 assume(true) statements. [2023-12-03 04:05:43,223 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 04:05:43 BoogieIcfgContainer [2023-12-03 04:05:43,223 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-03 04:05:43,224 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-03 04:05:43,224 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-03 04:05:43,234 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-03 04:05:43,234 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 04:05:43" (1/1) ... [2023-12-03 04:05:43,235 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 04:05:43,239 INFO L158 Benchmark]: Toolchain (without parser) took 1836.47ms. Allocated memory is still 94.4MB. Free memory was 69.0MB in the beginning and 51.7MB in the end (delta: 17.3MB). Peak memory consumption was 18.8MB. Max. memory is 16.1GB. [2023-12-03 04:05:43,239 INFO L158 Benchmark]: CDTParser took 0.12ms. Allocated memory is still 67.1MB. Free memory was 43.8MB in the beginning and 43.7MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 04:05:43,240 INFO L158 Benchmark]: CACSL2BoogieTranslator took 773.96ms. Allocated memory is still 94.4MB. Free memory was 68.7MB in the beginning and 64.3MB in the end (delta: 4.4MB). Peak memory consumption was 34.2MB. Max. memory is 16.1GB. [2023-12-03 04:05:43,241 INFO L158 Benchmark]: Boogie Procedure Inliner took 60.95ms. Allocated memory is still 94.4MB. Free memory was 64.3MB in the beginning and 60.8MB in the end (delta: 3.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 04:05:43,241 INFO L158 Benchmark]: Boogie Preprocessor took 51.11ms. Allocated memory is still 94.4MB. Free memory was 60.8MB in the beginning and 57.5MB in the end (delta: 3.3MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-12-03 04:05:43,242 INFO L158 Benchmark]: RCFGBuilder took 932.23ms. Allocated memory is still 94.4MB. Free memory was 57.0MB in the beginning and 52.9MB in the end (delta: 4.1MB). Peak memory consumption was 32.9MB. Max. memory is 16.1GB. [2023-12-03 04:05:43,242 INFO L158 Benchmark]: CodeCheck took 13.16ms. Allocated memory is still 94.4MB. Free memory was 52.9MB in the beginning and 51.7MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 04:05:43,246 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 0.12ms. Allocated memory is still 67.1MB. Free memory was 43.8MB in the beginning and 43.7MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 773.96ms. Allocated memory is still 94.4MB. Free memory was 68.7MB in the beginning and 64.3MB in the end (delta: 4.4MB). Peak memory consumption was 34.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 60.95ms. Allocated memory is still 94.4MB. Free memory was 64.3MB in the beginning and 60.8MB in the end (delta: 3.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 51.11ms. Allocated memory is still 94.4MB. Free memory was 60.8MB in the beginning and 57.5MB in the end (delta: 3.3MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 932.23ms. Allocated memory is still 94.4MB. Free memory was 57.0MB in the beginning and 52.9MB in the end (delta: 4.1MB). Peak memory consumption was 32.9MB. Max. memory is 16.1GB. * CodeCheck took 13.16ms. Allocated memory is still 94.4MB. Free memory was 52.9MB in the beginning and 51.7MB in the end (delta: 1.3MB). 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 04:05:43,262 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_216cb715-b30c-4544-ba96-6a4db1bde085/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