./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/goblint-regression/28-race_reach_78-equ_racing-overflow.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 6b4ec56b 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_7ebc6b56-2d0c-4dba-9e37-f2c2e3bbf268/bin/ukojak-pZX7IvK2PQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ebc6b56-2d0c-4dba-9e37-f2c2e3bbf268/bin/ukojak-pZX7IvK2PQ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ebc6b56-2d0c-4dba-9e37-f2c2e3bbf268/bin/ukojak-pZX7IvK2PQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ebc6b56-2d0c-4dba-9e37-f2c2e3bbf268/bin/ukojak-pZX7IvK2PQ/config/KojakReach.xml -i ../../sv-benchmarks/c/goblint-regression/28-race_reach_78-equ_racing-overflow.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ebc6b56-2d0c-4dba-9e37-f2c2e3bbf268/bin/ukojak-pZX7IvK2PQ/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ebc6b56-2d0c-4dba-9e37-f2c2e3bbf268/bin/ukojak-pZX7IvK2PQ --witnessprinter.witness.filename witness.graphml --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 8e4241de9ab6aaee40e34a0aea220f2af2541cd79c1f3c4ee08672ad0bf05f65 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-6b4ec56 [2022-11-20 16:30:41,065 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 16:30:41,068 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 16:30:41,101 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 16:30:41,101 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 16:30:41,102 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 16:30:41,104 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 16:30:41,105 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 16:30:41,112 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 16:30:41,118 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 16:30:41,120 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 16:30:41,123 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 16:30:41,123 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 16:30:41,126 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 16:30:41,131 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 16:30:41,133 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 16:30:41,135 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 16:30:41,136 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 16:30:41,138 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 16:30:41,145 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 16:30:41,146 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 16:30:41,150 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 16:30:41,153 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 16:30:41,154 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 16:30:41,162 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 16:30:41,162 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 16:30:41,162 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 16:30:41,163 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 16:30:41,164 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 16:30:41,165 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 16:30:41,165 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 16:30:41,166 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 16:30:41,167 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 16:30:41,167 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 16:30:41,168 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 16:30:41,169 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 16:30:41,169 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 16:30:41,170 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 16:30:41,170 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 16:30:41,177 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 16:30:41,178 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 16:30:41,178 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ebc6b56-2d0c-4dba-9e37-f2c2e3bbf268/bin/ukojak-pZX7IvK2PQ/config/svcomp-Overflow-32bit-Kojak_Default.epf [2022-11-20 16:30:41,221 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 16:30:41,221 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 16:30:41,223 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 16:30:41,223 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-20 16:30:41,224 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 16:30:41,224 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 16:30:41,224 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 16:30:41,225 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-20 16:30:41,225 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-20 16:30:41,225 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-20 16:30:41,226 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-20 16:30:41,226 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 16:30:41,227 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-20 16:30:41,227 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 16:30:41,227 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-20 16:30:41,227 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-20 16:30:41,228 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-20 16:30:41,228 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 16:30:41,228 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 16:30:41,228 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-20 16:30:41,229 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-20 16:30:41,229 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-20 16:30:41,229 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 16:30:41,229 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 16:30:41,230 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 16:30:41,230 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 16:30:41,230 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-20 16:30:41,230 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-20 16:30:41,231 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-20 16:30:41,232 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-20 16:30:41,232 INFO L138 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_7ebc6b56-2d0c-4dba-9e37-f2c2e3bbf268/bin/ukojak-pZX7IvK2PQ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ebc6b56-2d0c-4dba-9e37-f2c2e3bbf268/bin/ukojak-pZX7IvK2PQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8e4241de9ab6aaee40e34a0aea220f2af2541cd79c1f3c4ee08672ad0bf05f65 [2022-11-20 16:30:41,584 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 16:30:41,622 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 16:30:41,625 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 16:30:41,627 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 16:30:41,627 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 16:30:41,629 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ebc6b56-2d0c-4dba-9e37-f2c2e3bbf268/bin/ukojak-pZX7IvK2PQ/../../sv-benchmarks/c/goblint-regression/28-race_reach_78-equ_racing-overflow.i [2022-11-20 16:30:44,743 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 16:30:45,101 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 16:30:45,101 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ebc6b56-2d0c-4dba-9e37-f2c2e3bbf268/sv-benchmarks/c/goblint-regression/28-race_reach_78-equ_racing-overflow.i [2022-11-20 16:30:45,147 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ebc6b56-2d0c-4dba-9e37-f2c2e3bbf268/bin/ukojak-pZX7IvK2PQ/data/b04ef3763/b33902b544ec45ea9767a889b563fb0a/FLAG64111bb8c [2022-11-20 16:30:45,175 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ebc6b56-2d0c-4dba-9e37-f2c2e3bbf268/bin/ukojak-pZX7IvK2PQ/data/b04ef3763/b33902b544ec45ea9767a889b563fb0a [2022-11-20 16:30:45,177 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 16:30:45,179 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 16:30:45,182 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 16:30:45,182 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 16:30:45,185 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 16:30:45,186 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 04:30:45" (1/1) ... [2022-11-20 16:30:45,187 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4db3ebef and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:30:45, skipping insertion in model container [2022-11-20 16:30:45,187 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 04:30:45" (1/1) ... [2022-11-20 16:30:45,196 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 16:30:45,254 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 16:30:45,836 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ebc6b56-2d0c-4dba-9e37-f2c2e3bbf268/sv-benchmarks/c/goblint-regression/28-race_reach_78-equ_racing-overflow.i[47038,47051] [2022-11-20 16:30:45,884 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 16:30:45,902 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 16:30:45,959 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ebc6b56-2d0c-4dba-9e37-f2c2e3bbf268/sv-benchmarks/c/goblint-regression/28-race_reach_78-equ_racing-overflow.i[47038,47051] [2022-11-20 16:30:45,978 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 16:30:46,058 INFO L208 MainTranslator]: Completed translation [2022-11-20 16:30:46,058 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:30:46 WrapperNode [2022-11-20 16:30:46,060 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 16:30:46,062 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 16:30:46,062 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 16:30:46,063 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 16:30:46,070 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:30:46" (1/1) ... [2022-11-20 16:30:46,101 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:30:46" (1/1) ... [2022-11-20 16:30:46,144 INFO L138 Inliner]: procedures = 271, calls = 56, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 148 [2022-11-20 16:30:46,144 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 16:30:46,145 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 16:30:46,145 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 16:30:46,145 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 16:30:46,156 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:30:46" (1/1) ... [2022-11-20 16:30:46,156 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:30:46" (1/1) ... [2022-11-20 16:30:46,165 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:30:46" (1/1) ... [2022-11-20 16:30:46,174 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:30:46" (1/1) ... [2022-11-20 16:30:46,181 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:30:46" (1/1) ... [2022-11-20 16:30:46,186 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:30:46" (1/1) ... [2022-11-20 16:30:46,188 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:30:46" (1/1) ... [2022-11-20 16:30:46,189 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:30:46" (1/1) ... [2022-11-20 16:30:46,209 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 16:30:46,210 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 16:30:46,211 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 16:30:46,211 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 16:30:46,212 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:30:46" (1/1) ... [2022-11-20 16:30:46,218 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 16:30:46,233 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ebc6b56-2d0c-4dba-9e37-f2c2e3bbf268/bin/ukojak-pZX7IvK2PQ/z3 [2022-11-20 16:30:46,249 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ebc6b56-2d0c-4dba-9e37-f2c2e3bbf268/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-20 16:30:46,261 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ebc6b56-2d0c-4dba-9e37-f2c2e3bbf268/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-20 16:30:46,287 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-20 16:30:46,288 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-20 16:30:46,288 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-20 16:30:46,288 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2022-11-20 16:30:46,288 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2022-11-20 16:30:46,289 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-20 16:30:46,289 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2022-11-20 16:30:46,289 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-20 16:30:46,289 INFO L130 BoogieDeclarations]: Found specification of procedure t_fun [2022-11-20 16:30:46,289 INFO L138 BoogieDeclarations]: Found implementation of procedure t_fun [2022-11-20 16:30:46,290 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-20 16:30:46,290 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 16:30:46,290 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 16:30:46,292 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-11-20 16:30:46,464 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 16:30:46,467 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 16:30:46,942 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 16:30:46,950 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 16:30:46,950 INFO L300 CfgBuilder]: Removed 22 assume(true) statements. [2022-11-20 16:30:46,953 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 04:30:46 BoogieIcfgContainer [2022-11-20 16:30:46,953 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-20 16:30:46,954 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-20 16:30:46,954 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-20 16:30:46,963 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-20 16:30:46,963 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 04:30:46" (1/1) ... [2022-11-20 16:30:46,964 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:173) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:358) 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:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) 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) [2022-11-20 16:30:46,967 INFO L158 Benchmark]: Toolchain (without parser) took 1788.29ms. Allocated memory is still 188.7MB. Free memory was 159.4MB in the beginning and 103.3MB in the end (delta: 56.1MB). Peak memory consumption was 54.5MB. Max. memory is 16.1GB. [2022-11-20 16:30:46,968 INFO L158 Benchmark]: CDTParser took 0.22ms. Allocated memory is still 121.6MB. Free memory is still 88.6MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 16:30:46,969 INFO L158 Benchmark]: CACSL2BoogieTranslator took 879.28ms. Allocated memory is still 188.7MB. Free memory was 158.6MB in the beginning and 129.2MB in the end (delta: 29.4MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. [2022-11-20 16:30:46,970 INFO L158 Benchmark]: Boogie Procedure Inliner took 82.26ms. Allocated memory is still 188.7MB. Free memory was 129.2MB in the beginning and 127.2MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 16:30:46,970 INFO L158 Benchmark]: Boogie Preprocessor took 64.68ms. Allocated memory is still 188.7MB. Free memory was 127.2MB in the beginning and 125.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 16:30:46,971 INFO L158 Benchmark]: RCFGBuilder took 742.59ms. Allocated memory is still 188.7MB. Free memory was 125.1MB in the beginning and 104.1MB in the end (delta: 21.0MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2022-11-20 16:30:46,972 INFO L158 Benchmark]: CodeCheck took 12.23ms. Allocated memory is still 188.7MB. Free memory was 104.1MB in the beginning and 103.3MB in the end (delta: 792.1kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 16:30:46,975 INFO L339 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:173) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22ms. Allocated memory is still 121.6MB. Free memory is still 88.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 879.28ms. Allocated memory is still 188.7MB. Free memory was 158.6MB in the beginning and 129.2MB in the end (delta: 29.4MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 82.26ms. Allocated memory is still 188.7MB. Free memory was 129.2MB in the beginning and 127.2MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 64.68ms. Allocated memory is still 188.7MB. Free memory was 127.2MB in the beginning and 125.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 742.59ms. Allocated memory is still 188.7MB. Free memory was 125.1MB in the beginning and 104.1MB in the end (delta: 21.0MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * CodeCheck took 12.23ms. Allocated memory is still 188.7MB. Free memory was 104.1MB in the beginning and 103.3MB in the end (delta: 792.1kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-11-20 16:30:47,010 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ebc6b56-2d0c-4dba-9e37-f2c2e3bbf268/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ebc6b56-2d0c-4dba-9e37-f2c2e3bbf268/bin/ukojak-pZX7IvK2PQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ebc6b56-2d0c-4dba-9e37-f2c2e3bbf268/bin/ukojak-pZX7IvK2PQ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ebc6b56-2d0c-4dba-9e37-f2c2e3bbf268/bin/ukojak-pZX7IvK2PQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ebc6b56-2d0c-4dba-9e37-f2c2e3bbf268/bin/ukojak-pZX7IvK2PQ/config/KojakReach.xml -i ../../sv-benchmarks/c/goblint-regression/28-race_reach_78-equ_racing-overflow.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ebc6b56-2d0c-4dba-9e37-f2c2e3bbf268/bin/ukojak-pZX7IvK2PQ/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ebc6b56-2d0c-4dba-9e37-f2c2e3bbf268/bin/ukojak-pZX7IvK2PQ --witnessprinter.witness.filename witness.graphml --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 8e4241de9ab6aaee40e34a0aea220f2af2541cd79c1f3c4ee08672ad0bf05f65 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-6b4ec56 [2022-11-20 16:30:49,496 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 16:30:49,498 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 16:30:49,523 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 16:30:49,527 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 16:30:49,532 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 16:30:49,535 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 16:30:49,539 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 16:30:49,541 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 16:30:49,548 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 16:30:49,550 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 16:30:49,551 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 16:30:49,552 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 16:30:49,554 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 16:30:49,559 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 16:30:49,560 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 16:30:49,562 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 16:30:49,563 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 16:30:49,565 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 16:30:49,567 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 16:30:49,572 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 16:30:49,577 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 16:30:49,579 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 16:30:49,580 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 16:30:49,584 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 16:30:49,586 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 16:30:49,587 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 16:30:49,588 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 16:30:49,589 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 16:30:49,590 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 16:30:49,591 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 16:30:49,592 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 16:30:49,593 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 16:30:49,595 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 16:30:49,596 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 16:30:49,596 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 16:30:49,597 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 16:30:49,597 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 16:30:49,597 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 16:30:49,598 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 16:30:49,598 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 16:30:49,599 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ebc6b56-2d0c-4dba-9e37-f2c2e3bbf268/bin/ukojak-pZX7IvK2PQ/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2022-11-20 16:30:49,656 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 16:30:49,656 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 16:30:49,657 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 16:30:49,657 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-20 16:30:49,658 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 16:30:49,658 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 16:30:49,659 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 16:30:49,659 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-20 16:30:49,659 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-20 16:30:49,659 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-20 16:30:49,660 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 16:30:49,660 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-20 16:30:49,661 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 16:30:49,661 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-20 16:30:49,661 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-20 16:30:49,661 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-20 16:30:49,661 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-20 16:30:49,661 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-20 16:30:49,662 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-20 16:30:49,662 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 16:30:49,662 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 16:30:49,662 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-20 16:30:49,662 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-20 16:30:49,662 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-20 16:30:49,663 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 16:30:49,663 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 16:30:49,663 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 16:30:49,663 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 16:30:49,663 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-20 16:30:49,664 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-11-20 16:30:49,664 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-20 16:30:49,664 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-20 16:30:49,664 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-11-20 16:30:49,664 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-20 16:30:49,665 INFO L138 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_7ebc6b56-2d0c-4dba-9e37-f2c2e3bbf268/bin/ukojak-pZX7IvK2PQ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ebc6b56-2d0c-4dba-9e37-f2c2e3bbf268/bin/ukojak-pZX7IvK2PQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8e4241de9ab6aaee40e34a0aea220f2af2541cd79c1f3c4ee08672ad0bf05f65 [2022-11-20 16:30:50,071 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 16:30:50,110 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 16:30:50,113 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 16:30:50,114 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 16:30:50,115 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 16:30:50,116 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ebc6b56-2d0c-4dba-9e37-f2c2e3bbf268/bin/ukojak-pZX7IvK2PQ/../../sv-benchmarks/c/goblint-regression/28-race_reach_78-equ_racing-overflow.i [2022-11-20 16:30:53,276 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 16:30:53,571 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 16:30:53,572 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ebc6b56-2d0c-4dba-9e37-f2c2e3bbf268/sv-benchmarks/c/goblint-regression/28-race_reach_78-equ_racing-overflow.i [2022-11-20 16:30:53,598 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ebc6b56-2d0c-4dba-9e37-f2c2e3bbf268/bin/ukojak-pZX7IvK2PQ/data/e65882d94/e654ded6395d42628361f3a146a92413/FLAG22dada735 [2022-11-20 16:30:53,618 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ebc6b56-2d0c-4dba-9e37-f2c2e3bbf268/bin/ukojak-pZX7IvK2PQ/data/e65882d94/e654ded6395d42628361f3a146a92413 [2022-11-20 16:30:53,620 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 16:30:53,622 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 16:30:53,625 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 16:30:53,625 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 16:30:53,628 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 16:30:53,629 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 04:30:53" (1/1) ... [2022-11-20 16:30:53,630 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@23b91d27 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:30:53, skipping insertion in model container [2022-11-20 16:30:53,630 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 04:30:53" (1/1) ... [2022-11-20 16:30:53,638 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 16:30:53,704 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 16:30:54,216 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ebc6b56-2d0c-4dba-9e37-f2c2e3bbf268/sv-benchmarks/c/goblint-regression/28-race_reach_78-equ_racing-overflow.i[47038,47051] [2022-11-20 16:30:54,258 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 16:30:54,279 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 16:30:54,363 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ebc6b56-2d0c-4dba-9e37-f2c2e3bbf268/sv-benchmarks/c/goblint-regression/28-race_reach_78-equ_racing-overflow.i[47038,47051] [2022-11-20 16:30:54,379 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 16:30:54,468 INFO L208 MainTranslator]: Completed translation [2022-11-20 16:30:54,468 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:30:54 WrapperNode [2022-11-20 16:30:54,469 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 16:30:54,470 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 16:30:54,470 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 16:30:54,470 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 16:30:54,478 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:30:54" (1/1) ... [2022-11-20 16:30:54,510 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:30:54" (1/1) ... [2022-11-20 16:30:54,561 INFO L138 Inliner]: procedures = 275, calls = 56, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 147 [2022-11-20 16:30:54,562 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 16:30:54,563 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 16:30:54,563 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 16:30:54,563 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 16:30:54,573 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:30:54" (1/1) ... [2022-11-20 16:30:54,573 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:30:54" (1/1) ... [2022-11-20 16:30:54,594 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:30:54" (1/1) ... [2022-11-20 16:30:54,596 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:30:54" (1/1) ... [2022-11-20 16:30:54,615 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:30:54" (1/1) ... [2022-11-20 16:30:54,635 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:30:54" (1/1) ... [2022-11-20 16:30:54,638 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:30:54" (1/1) ... [2022-11-20 16:30:54,639 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:30:54" (1/1) ... [2022-11-20 16:30:54,643 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 16:30:54,644 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 16:30:54,644 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 16:30:54,644 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 16:30:54,645 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:30:54" (1/1) ... [2022-11-20 16:30:54,651 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 16:30:54,676 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ebc6b56-2d0c-4dba-9e37-f2c2e3bbf268/bin/ukojak-pZX7IvK2PQ/z3 [2022-11-20 16:30:54,696 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ebc6b56-2d0c-4dba-9e37-f2c2e3bbf268/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-20 16:30:54,724 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ebc6b56-2d0c-4dba-9e37-f2c2e3bbf268/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-20 16:30:54,749 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-11-20 16:30:54,749 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-20 16:30:54,750 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-20 16:30:54,751 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-11-20 16:30:54,751 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-11-20 16:30:54,751 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2022-11-20 16:30:54,751 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2022-11-20 16:30:54,752 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2022-11-20 16:30:54,752 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2022-11-20 16:30:54,752 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-20 16:30:54,752 INFO L130 BoogieDeclarations]: Found specification of procedure t_fun [2022-11-20 16:30:54,752 INFO L138 BoogieDeclarations]: Found implementation of procedure t_fun [2022-11-20 16:30:54,753 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 16:30:54,753 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 16:30:54,754 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-11-20 16:30:55,004 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 16:30:55,006 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 16:30:55,536 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 16:30:55,544 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 16:30:55,545 INFO L300 CfgBuilder]: Removed 22 assume(true) statements. [2022-11-20 16:30:55,547 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 04:30:55 BoogieIcfgContainer [2022-11-20 16:30:55,548 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-20 16:30:55,549 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-20 16:30:55,549 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-20 16:30:55,559 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-20 16:30:55,559 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 04:30:55" (1/1) ... [2022-11-20 16:30:55,560 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:173) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:358) 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:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) 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) [2022-11-20 16:30:55,565 INFO L158 Benchmark]: Toolchain (without parser) took 1942.64ms. Allocated memory was 81.8MB in the beginning and 102.8MB in the end (delta: 21.0MB). Free memory was 60.1MB in the beginning and 70.6MB in the end (delta: -10.5MB). Peak memory consumption was 10.1MB. Max. memory is 16.1GB. [2022-11-20 16:30:55,566 INFO L158 Benchmark]: CDTParser took 0.20ms. Allocated memory is still 81.8MB. Free memory is still 59.3MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 16:30:55,567 INFO L158 Benchmark]: CACSL2BoogieTranslator took 843.91ms. Allocated memory is still 81.8MB. Free memory was 59.8MB in the beginning and 52.4MB in the end (delta: 7.5MB). Peak memory consumption was 28.9MB. Max. memory is 16.1GB. [2022-11-20 16:30:55,568 INFO L158 Benchmark]: Boogie Procedure Inliner took 93.03ms. Allocated memory is still 81.8MB. Free memory was 52.4MB in the beginning and 49.6MB in the end (delta: 2.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-11-20 16:30:55,570 INFO L158 Benchmark]: Boogie Preprocessor took 80.05ms. Allocated memory is still 81.8MB. Free memory was 49.6MB in the beginning and 47.1MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 16:30:55,571 INFO L158 Benchmark]: RCFGBuilder took 903.97ms. Allocated memory was 81.8MB in the beginning and 102.8MB in the end (delta: 21.0MB). Free memory was 47.1MB in the beginning and 72.0MB in the end (delta: -24.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2022-11-20 16:30:55,572 INFO L158 Benchmark]: CodeCheck took 14.98ms. Allocated memory is still 102.8MB. Free memory was 72.0MB in the beginning and 70.6MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 16:30:55,581 INFO L339 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:173) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20ms. Allocated memory is still 81.8MB. Free memory is still 59.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 843.91ms. Allocated memory is still 81.8MB. Free memory was 59.8MB in the beginning and 52.4MB in the end (delta: 7.5MB). Peak memory consumption was 28.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 93.03ms. Allocated memory is still 81.8MB. Free memory was 52.4MB in the beginning and 49.6MB in the end (delta: 2.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 80.05ms. Allocated memory is still 81.8MB. Free memory was 49.6MB in the beginning and 47.1MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 903.97ms. Allocated memory was 81.8MB in the beginning and 102.8MB in the end (delta: 21.0MB). Free memory was 47.1MB in the beginning and 72.0MB in the end (delta: -24.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 14.98ms. Allocated memory is still 102.8MB. Free memory was 72.0MB in the beginning and 70.6MB 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. [2022-11-20 16:30:55,610 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ebc6b56-2d0c-4dba-9e37-f2c2e3bbf268/bin/ukojak-pZX7IvK2PQ/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