./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/pthread/fib_safe-7.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 2329fc70 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06853994-670d-4665-8f57-c15e494a85dc/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06853994-670d-4665-8f57-c15e494a85dc/bin/ukojak-rkRKPMF4O4/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06853994-670d-4665-8f57-c15e494a85dc/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06853994-670d-4665-8f57-c15e494a85dc/bin/ukojak-rkRKPMF4O4/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread/fib_safe-7.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06853994-670d-4665-8f57-c15e494a85dc/bin/ukojak-rkRKPMF4O4/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06853994-670d-4665-8f57-c15e494a85dc/bin/ukojak-rkRKPMF4O4 --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 2a12d5b905fa07b94a851888f481630fccc5d15913fb6b7efa54c908526d1783 --- 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-2329fc7 [2022-12-14 23:54:27,142 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 23:54:27,144 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 23:54:27,164 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 23:54:27,164 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 23:54:27,165 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 23:54:27,166 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 23:54:27,168 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 23:54:27,170 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 23:54:27,170 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 23:54:27,171 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 23:54:27,173 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 23:54:27,173 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 23:54:27,174 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 23:54:27,175 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 23:54:27,176 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 23:54:27,177 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 23:54:27,178 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 23:54:27,180 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 23:54:27,181 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 23:54:27,183 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 23:54:27,184 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 23:54:27,185 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 23:54:27,186 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 23:54:27,189 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 23:54:27,190 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 23:54:27,190 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 23:54:27,191 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 23:54:27,191 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 23:54:27,192 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 23:54:27,193 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 23:54:27,193 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 23:54:27,194 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 23:54:27,195 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 23:54:27,196 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 23:54:27,196 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 23:54:27,197 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 23:54:27,197 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 23:54:27,197 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 23:54:27,198 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 23:54:27,198 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 23:54:27,199 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06853994-670d-4665-8f57-c15e494a85dc/bin/ukojak-rkRKPMF4O4/config/svcomp-Overflow-32bit-Kojak_Default.epf [2022-12-14 23:54:27,219 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 23:54:27,219 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 23:54:27,220 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-14 23:54:27,220 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-12-14 23:54:27,221 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-14 23:54:27,221 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-14 23:54:27,221 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 23:54:27,222 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-14 23:54:27,222 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-14 23:54:27,222 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-14 23:54:27,222 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-14 23:54:27,222 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 23:54:27,222 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-14 23:54:27,223 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 23:54:27,223 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-14 23:54:27,223 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-12-14 23:54:27,223 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-14 23:54:27,223 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-14 23:54:27,224 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 23:54:27,224 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-14 23:54:27,224 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-14 23:54:27,224 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-14 23:54:27,225 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 23:54:27,225 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 23:54:27,225 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 23:54:27,225 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 23:54:27,225 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-14 23:54:27,225 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-12-14 23:54:27,226 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-14 23:54:27,226 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-14 23:54:27,226 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_06853994-670d-4665-8f57-c15e494a85dc/bin/ukojak-rkRKPMF4O4/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06853994-670d-4665-8f57-c15e494a85dc/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2a12d5b905fa07b94a851888f481630fccc5d15913fb6b7efa54c908526d1783 [2022-12-14 23:54:27,419 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 23:54:27,444 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 23:54:27,446 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 23:54:27,447 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 23:54:27,448 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 23:54:27,448 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06853994-670d-4665-8f57-c15e494a85dc/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/pthread/fib_safe-7.i [2022-12-14 23:54:30,064 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 23:54:30,262 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 23:54:30,263 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06853994-670d-4665-8f57-c15e494a85dc/sv-benchmarks/c/pthread/fib_safe-7.i [2022-12-14 23:54:30,273 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06853994-670d-4665-8f57-c15e494a85dc/bin/ukojak-rkRKPMF4O4/data/ca79fcb89/4e2c88ee1e4442f09faeec6841448e20/FLAG10e5c2278 [2022-12-14 23:54:30,284 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06853994-670d-4665-8f57-c15e494a85dc/bin/ukojak-rkRKPMF4O4/data/ca79fcb89/4e2c88ee1e4442f09faeec6841448e20 [2022-12-14 23:54:30,286 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 23:54:30,287 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 23:54:30,288 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 23:54:30,288 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 23:54:30,291 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 23:54:30,292 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 11:54:30" (1/1) ... [2022-12-14 23:54:30,293 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6f7ced14 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:54:30, skipping insertion in model container [2022-12-14 23:54:30,293 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 11:54:30" (1/1) ... [2022-12-14 23:54:30,301 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 23:54:30,336 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 23:54:30,603 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_06853994-670d-4665-8f57-c15e494a85dc/sv-benchmarks/c/pthread/fib_safe-7.i[30241,30254] [2022-12-14 23:54:30,611 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 23:54:30,611 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 23:54:30,615 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 23:54:30,616 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 23:54:30,620 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 23:54:30,620 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 23:54:30,621 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 23:54:30,621 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 23:54:30,625 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 23:54:30,625 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 23:54:30,626 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 23:54:30,635 INFO L203 MainTranslator]: Completed pre-run [2022-12-14 23:54:30,664 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_06853994-670d-4665-8f57-c15e494a85dc/sv-benchmarks/c/pthread/fib_safe-7.i[30241,30254] [2022-12-14 23:54:30,665 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 23:54:30,666 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 23:54:30,667 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 23:54:30,667 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 23:54:30,670 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 23:54:30,671 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 23:54:30,671 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 23:54:30,671 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 23:54:30,673 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 23:54:30,674 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 23:54:30,675 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 23:54:30,704 INFO L208 MainTranslator]: Completed translation [2022-12-14 23:54:30,704 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:54:30 WrapperNode [2022-12-14 23:54:30,704 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 23:54:30,706 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-14 23:54:30,706 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-14 23:54:30,706 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-14 23:54:30,713 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:54:30" (1/1) ... [2022-12-14 23:54:30,725 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:54:30" (1/1) ... [2022-12-14 23:54:30,745 INFO L138 Inliner]: procedures = 165, calls = 28, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 80 [2022-12-14 23:54:30,745 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-14 23:54:30,746 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-14 23:54:30,746 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-14 23:54:30,746 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-14 23:54:30,755 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:54:30" (1/1) ... [2022-12-14 23:54:30,755 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:54:30" (1/1) ... [2022-12-14 23:54:30,758 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:54:30" (1/1) ... [2022-12-14 23:54:30,758 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:54:30" (1/1) ... [2022-12-14 23:54:30,763 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:54:30" (1/1) ... [2022-12-14 23:54:30,767 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:54:30" (1/1) ... [2022-12-14 23:54:30,769 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:54:30" (1/1) ... [2022-12-14 23:54:30,769 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:54:30" (1/1) ... [2022-12-14 23:54:30,771 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-14 23:54:30,772 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-14 23:54:30,772 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-14 23:54:30,772 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-14 23:54:30,773 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:54:30" (1/1) ... [2022-12-14 23:54:30,779 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 23:54:30,789 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06853994-670d-4665-8f57-c15e494a85dc/bin/ukojak-rkRKPMF4O4/z3 [2022-12-14 23:54:30,800 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06853994-670d-4665-8f57-c15e494a85dc/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-14 23:54:30,802 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06853994-670d-4665-8f57-c15e494a85dc/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-14 23:54:30,833 INFO L130 BoogieDeclarations]: Found specification of procedure t1 [2022-12-14 23:54:30,833 INFO L138 BoogieDeclarations]: Found implementation of procedure t1 [2022-12-14 23:54:30,833 INFO L130 BoogieDeclarations]: Found specification of procedure t2 [2022-12-14 23:54:30,833 INFO L138 BoogieDeclarations]: Found implementation of procedure t2 [2022-12-14 23:54:30,833 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-12-14 23:54:30,833 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-12-14 23:54:30,833 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-14 23:54:30,833 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-14 23:54:30,834 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-14 23:54:30,834 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-14 23:54:30,834 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-12-14 23:54:30,834 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-14 23:54:30,834 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-14 23:54:30,835 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-12-14 23:54:30,937 INFO L235 CfgBuilder]: Building ICFG [2022-12-14 23:54:30,939 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-14 23:54:31,112 INFO L276 CfgBuilder]: Performing block encoding [2022-12-14 23:54:31,130 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-14 23:54:31,130 INFO L300 CfgBuilder]: Removed 3 assume(true) statements. [2022-12-14 23:54:31,132 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 11:54:31 BoogieIcfgContainer [2022-12-14 23:54:31,132 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-14 23:54:31,133 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-12-14 23:54:31,133 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-12-14 23:54:31,141 INFO L275 PluginConnector]: CodeCheck initialized [2022-12-14 23:54:31,141 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 11:54:31" (1/1) ... [2022-12-14 23:54:31,141 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) [2022-12-14 23:54:31,145 INFO L158 Benchmark]: Toolchain (without parser) took 857.06ms. Allocated memory is still 180.4MB. Free memory was 146.9MB in the beginning and 105.4MB in the end (delta: 41.5MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. [2022-12-14 23:54:31,145 INFO L158 Benchmark]: CDTParser took 0.11ms. Allocated memory is still 127.9MB. Free memory was 92.2MB in the beginning and 92.2MB in the end (delta: 27.7kB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 23:54:31,145 INFO L158 Benchmark]: CACSL2BoogieTranslator took 416.83ms. Allocated memory is still 180.4MB. Free memory was 146.0MB in the beginning and 126.3MB in the end (delta: 19.7MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2022-12-14 23:54:31,146 INFO L158 Benchmark]: Boogie Procedure Inliner took 39.78ms. Allocated memory is still 180.4MB. Free memory was 126.3MB in the beginning and 124.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-14 23:54:31,146 INFO L158 Benchmark]: Boogie Preprocessor took 25.76ms. Allocated memory is still 180.4MB. Free memory was 124.2MB in the beginning and 123.0MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-14 23:54:31,146 INFO L158 Benchmark]: RCFGBuilder took 360.21ms. Allocated memory is still 180.4MB. Free memory was 123.0MB in the beginning and 106.2MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2022-12-14 23:54:31,147 INFO L158 Benchmark]: CodeCheck took 10.47ms. Allocated memory is still 180.4MB. Free memory was 106.2MB in the beginning and 105.4MB in the end (delta: 836.7kB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 23:54:31,149 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 0.11ms. Allocated memory is still 127.9MB. Free memory was 92.2MB in the beginning and 92.2MB in the end (delta: 27.7kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 416.83ms. Allocated memory is still 180.4MB. Free memory was 146.0MB in the beginning and 126.3MB in the end (delta: 19.7MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 39.78ms. Allocated memory is still 180.4MB. Free memory was 126.3MB in the beginning and 124.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 25.76ms. Allocated memory is still 180.4MB. Free memory was 124.2MB in the beginning and 123.0MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 360.21ms. Allocated memory is still 180.4MB. Free memory was 123.0MB in the beginning and 106.2MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 10.47ms. Allocated memory is still 180.4MB. Free memory was 106.2MB in the beginning and 105.4MB in the end (delta: 836.7kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-12-14 23:54:31,165 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06853994-670d-4665-8f57-c15e494a85dc/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06853994-670d-4665-8f57-c15e494a85dc/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06853994-670d-4665-8f57-c15e494a85dc/bin/ukojak-rkRKPMF4O4/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06853994-670d-4665-8f57-c15e494a85dc/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06853994-670d-4665-8f57-c15e494a85dc/bin/ukojak-rkRKPMF4O4/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread/fib_safe-7.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06853994-670d-4665-8f57-c15e494a85dc/bin/ukojak-rkRKPMF4O4/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06853994-670d-4665-8f57-c15e494a85dc/bin/ukojak-rkRKPMF4O4 --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 2a12d5b905fa07b94a851888f481630fccc5d15913fb6b7efa54c908526d1783 --- 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-2329fc7 [2022-12-14 23:54:32,838 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 23:54:32,840 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 23:54:32,862 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 23:54:32,863 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 23:54:32,863 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 23:54:32,864 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 23:54:32,866 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 23:54:32,867 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 23:54:32,867 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 23:54:32,868 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 23:54:32,869 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 23:54:32,869 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 23:54:32,870 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 23:54:32,870 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 23:54:32,871 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 23:54:32,872 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 23:54:32,872 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 23:54:32,874 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 23:54:32,875 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 23:54:32,876 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 23:54:32,877 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 23:54:32,878 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 23:54:32,878 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 23:54:32,881 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 23:54:32,881 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 23:54:32,881 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 23:54:32,882 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 23:54:32,882 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 23:54:32,883 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 23:54:32,883 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 23:54:32,883 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 23:54:32,884 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 23:54:32,885 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 23:54:32,885 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 23:54:32,886 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 23:54:32,886 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 23:54:32,886 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 23:54:32,886 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 23:54:32,887 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 23:54:32,888 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 23:54:32,888 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06853994-670d-4665-8f57-c15e494a85dc/bin/ukojak-rkRKPMF4O4/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2022-12-14 23:54:32,905 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 23:54:32,906 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 23:54:32,906 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-14 23:54:32,907 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-12-14 23:54:32,907 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-14 23:54:32,908 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-14 23:54:32,908 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 23:54:32,908 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-14 23:54:32,908 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-14 23:54:32,908 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-14 23:54:32,908 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 23:54:32,909 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-14 23:54:32,909 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 23:54:32,909 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-14 23:54:32,909 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-12-14 23:54:32,909 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-12-14 23:54:32,910 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-12-14 23:54:32,910 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-12-14 23:54:32,910 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-14 23:54:32,910 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-14 23:54:32,910 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 23:54:32,910 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-14 23:54:32,911 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-14 23:54:32,911 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-14 23:54:32,911 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 23:54:32,911 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 23:54:32,911 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 23:54:32,912 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 23:54:32,912 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-14 23:54:32,912 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-12-14 23:54:32,912 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-12-14 23:54:32,912 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-14 23:54:32,912 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-12-14 23:54:32,913 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-12-14 23:54:32,913 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_06853994-670d-4665-8f57-c15e494a85dc/bin/ukojak-rkRKPMF4O4/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06853994-670d-4665-8f57-c15e494a85dc/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2a12d5b905fa07b94a851888f481630fccc5d15913fb6b7efa54c908526d1783 [2022-12-14 23:54:33,135 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 23:54:33,150 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 23:54:33,152 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 23:54:33,153 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 23:54:33,153 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 23:54:33,154 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06853994-670d-4665-8f57-c15e494a85dc/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/pthread/fib_safe-7.i [2022-12-14 23:54:35,740 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 23:54:35,941 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 23:54:35,941 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06853994-670d-4665-8f57-c15e494a85dc/sv-benchmarks/c/pthread/fib_safe-7.i [2022-12-14 23:54:35,954 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06853994-670d-4665-8f57-c15e494a85dc/bin/ukojak-rkRKPMF4O4/data/390185e6b/b5a3679d8b95457592915989a3fd7ea1/FLAG23b12f12f [2022-12-14 23:54:35,965 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06853994-670d-4665-8f57-c15e494a85dc/bin/ukojak-rkRKPMF4O4/data/390185e6b/b5a3679d8b95457592915989a3fd7ea1 [2022-12-14 23:54:35,968 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 23:54:35,969 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 23:54:35,970 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 23:54:35,970 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 23:54:35,972 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 23:54:35,973 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 11:54:35" (1/1) ... [2022-12-14 23:54:35,974 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@63030ae0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:54:35, skipping insertion in model container [2022-12-14 23:54:35,974 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 11:54:35" (1/1) ... [2022-12-14 23:54:35,979 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 23:54:36,017 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 23:54:36,204 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_06853994-670d-4665-8f57-c15e494a85dc/sv-benchmarks/c/pthread/fib_safe-7.i[30241,30254] [2022-12-14 23:54:36,210 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 23:54:36,211 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 23:54:36,213 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 23:54:36,214 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 23:54:36,217 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 23:54:36,217 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 23:54:36,217 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 23:54:36,218 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 23:54:36,220 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 23:54:36,221 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 23:54:36,222 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 23:54:36,231 INFO L203 MainTranslator]: Completed pre-run [2022-12-14 23:54:36,253 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_06853994-670d-4665-8f57-c15e494a85dc/sv-benchmarks/c/pthread/fib_safe-7.i[30241,30254] [2022-12-14 23:54:36,254 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 23:54:36,255 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 23:54:36,256 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 23:54:36,256 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 23:54:36,258 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 23:54:36,259 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 23:54:36,259 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 23:54:36,259 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 23:54:36,260 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 23:54:36,261 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 23:54:36,262 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 23:54:36,287 INFO L208 MainTranslator]: Completed translation [2022-12-14 23:54:36,288 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:54:36 WrapperNode [2022-12-14 23:54:36,288 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 23:54:36,289 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-14 23:54:36,289 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-14 23:54:36,289 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-14 23:54:36,295 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:54:36" (1/1) ... [2022-12-14 23:54:36,305 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:54:36" (1/1) ... [2022-12-14 23:54:36,319 INFO L138 Inliner]: procedures = 168, calls = 28, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 80 [2022-12-14 23:54:36,319 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-14 23:54:36,320 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-14 23:54:36,320 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-14 23:54:36,320 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-14 23:54:36,327 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:54:36" (1/1) ... [2022-12-14 23:54:36,327 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:54:36" (1/1) ... [2022-12-14 23:54:36,329 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:54:36" (1/1) ... [2022-12-14 23:54:36,329 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:54:36" (1/1) ... [2022-12-14 23:54:36,335 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:54:36" (1/1) ... [2022-12-14 23:54:36,337 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:54:36" (1/1) ... [2022-12-14 23:54:36,339 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:54:36" (1/1) ... [2022-12-14 23:54:36,340 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:54:36" (1/1) ... [2022-12-14 23:54:36,343 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-14 23:54:36,343 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-14 23:54:36,343 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-14 23:54:36,343 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-14 23:54:36,344 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:54:36" (1/1) ... [2022-12-14 23:54:36,348 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 23:54:36,358 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06853994-670d-4665-8f57-c15e494a85dc/bin/ukojak-rkRKPMF4O4/z3 [2022-12-14 23:54:36,367 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06853994-670d-4665-8f57-c15e494a85dc/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-14 23:54:36,370 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06853994-670d-4665-8f57-c15e494a85dc/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-14 23:54:36,403 INFO L130 BoogieDeclarations]: Found specification of procedure t1 [2022-12-14 23:54:36,403 INFO L138 BoogieDeclarations]: Found implementation of procedure t1 [2022-12-14 23:54:36,403 INFO L130 BoogieDeclarations]: Found specification of procedure t2 [2022-12-14 23:54:36,403 INFO L138 BoogieDeclarations]: Found implementation of procedure t2 [2022-12-14 23:54:36,403 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-12-14 23:54:36,403 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-14 23:54:36,404 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-14 23:54:36,404 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-14 23:54:36,404 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-12-14 23:54:36,404 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-12-14 23:54:36,404 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-12-14 23:54:36,404 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-14 23:54:36,404 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-14 23:54:36,406 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-12-14 23:54:36,523 INFO L235 CfgBuilder]: Building ICFG [2022-12-14 23:54:36,525 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-14 23:54:36,750 INFO L276 CfgBuilder]: Performing block encoding [2022-12-14 23:54:36,770 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-14 23:54:36,770 INFO L300 CfgBuilder]: Removed 3 assume(true) statements. [2022-12-14 23:54:36,773 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 11:54:36 BoogieIcfgContainer [2022-12-14 23:54:36,773 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-14 23:54:36,774 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-12-14 23:54:36,774 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-12-14 23:54:36,783 INFO L275 PluginConnector]: CodeCheck initialized [2022-12-14 23:54:36,783 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 11:54:36" (1/1) ... [2022-12-14 23:54:36,784 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) [2022-12-14 23:54:36,788 INFO L158 Benchmark]: Toolchain (without parser) took 818.18ms. Allocated memory is still 65.0MB. Free memory was 32.6MB in the beginning and 38.0MB in the end (delta: -5.5MB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 23:54:36,788 INFO L158 Benchmark]: CDTParser took 0.17ms. Allocated memory is still 50.3MB. Free memory is still 28.4MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 23:54:36,789 INFO L158 Benchmark]: CACSL2BoogieTranslator took 318.42ms. Allocated memory is still 65.0MB. Free memory was 32.4MB in the beginning and 42.9MB in the end (delta: -10.5MB). Peak memory consumption was 7.8MB. Max. memory is 16.1GB. [2022-12-14 23:54:36,789 INFO L158 Benchmark]: Boogie Procedure Inliner took 30.51ms. Allocated memory is still 65.0MB. Free memory was 42.9MB in the beginning and 40.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-14 23:54:36,790 INFO L158 Benchmark]: Boogie Preprocessor took 22.90ms. Allocated memory is still 65.0MB. Free memory was 40.7MB in the beginning and 38.8MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-14 23:54:36,790 INFO L158 Benchmark]: RCFGBuilder took 429.79ms. Allocated memory is still 65.0MB. Free memory was 38.5MB in the beginning and 39.3MB in the end (delta: -822.0kB). Peak memory consumption was 17.6MB. Max. memory is 16.1GB. [2022-12-14 23:54:36,791 INFO L158 Benchmark]: CodeCheck took 12.63ms. Allocated memory is still 65.0MB. Free memory was 39.0MB in the beginning and 38.3MB in the end (delta: 687.6kB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 23:54:36,793 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 0.17ms. Allocated memory is still 50.3MB. Free memory is still 28.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 318.42ms. Allocated memory is still 65.0MB. Free memory was 32.4MB in the beginning and 42.9MB in the end (delta: -10.5MB). Peak memory consumption was 7.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 30.51ms. Allocated memory is still 65.0MB. Free memory was 42.9MB in the beginning and 40.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 22.90ms. Allocated memory is still 65.0MB. Free memory was 40.7MB in the beginning and 38.8MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 429.79ms. Allocated memory is still 65.0MB. Free memory was 38.5MB in the beginning and 39.3MB in the end (delta: -822.0kB). Peak memory consumption was 17.6MB. Max. memory is 16.1GB. * CodeCheck took 12.63ms. Allocated memory is still 65.0MB. Free memory was 39.0MB in the beginning and 38.3MB in the end (delta: 687.6kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-12-14 23:54:36,809 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06853994-670d-4665-8f57-c15e494a85dc/bin/ukojak-rkRKPMF4O4/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