./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/weaver/test-easy1.wvr.c --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_79f73e2c-c8d2-4630-b6cf-4ab9d7f8c958/bin/ukojak-pZX7IvK2PQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79f73e2c-c8d2-4630-b6cf-4ab9d7f8c958/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_79f73e2c-c8d2-4630-b6cf-4ab9d7f8c958/bin/ukojak-pZX7IvK2PQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79f73e2c-c8d2-4630-b6cf-4ab9d7f8c958/bin/ukojak-pZX7IvK2PQ/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/test-easy1.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79f73e2c-c8d2-4630-b6cf-4ab9d7f8c958/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_79f73e2c-c8d2-4630-b6cf-4ab9d7f8c958/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 fc27937a34d27b10c960489127716dfcbd25a3140e1829dbc6f42b419387a4e7 --- 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 16:49:58,513 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 16:49:58,515 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 16:49:58,559 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 16:49:58,564 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 16:49:58,565 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 16:49:58,567 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 16:49:58,573 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 16:49:58,575 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 16:49:58,576 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 16:49:58,578 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 16:49:58,579 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 16:49:58,581 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 16:49:58,584 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 16:49:58,586 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 16:49:58,587 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 16:49:58,587 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 16:49:58,588 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 16:49:58,590 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 16:49:58,592 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 16:49:58,593 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 16:49:58,601 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 16:49:58,602 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 16:49:58,603 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 16:49:58,610 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 16:49:58,610 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 16:49:58,611 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 16:49:58,612 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 16:49:58,613 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 16:49:58,614 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 16:49:58,616 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 16:49:58,617 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 16:49:58,618 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 16:49:58,619 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 16:49:58,621 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 16:49:58,621 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 16:49:58,622 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 16:49:58,622 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 16:49:58,623 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 16:49:58,623 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 16:49:58,625 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 16:49:58,626 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79f73e2c-c8d2-4630-b6cf-4ab9d7f8c958/bin/ukojak-pZX7IvK2PQ/config/svcomp-Overflow-32bit-Kojak_Default.epf [2022-11-20 16:49:58,660 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 16:49:58,664 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 16:49:58,665 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 16:49:58,665 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-20 16:49:58,666 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 16:49:58,666 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 16:49:58,666 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 16:49:58,667 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-20 16:49:58,667 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-20 16:49:58,667 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-20 16:49:58,668 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-20 16:49:58,668 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 16:49:58,669 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-20 16:49:58,669 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 16:49:58,669 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-20 16:49:58,669 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-20 16:49:58,670 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-20 16:49:58,670 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 16:49:58,670 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 16:49:58,670 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-20 16:49:58,670 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-20 16:49:58,671 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-20 16:49:58,671 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 16:49:58,671 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 16:49:58,671 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 16:49:58,672 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 16:49:58,672 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-20 16:49:58,672 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-20 16:49:58,672 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-20 16:49:58,672 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-20 16:49:58,673 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_79f73e2c-c8d2-4630-b6cf-4ab9d7f8c958/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79f73e2c-c8d2-4630-b6cf-4ab9d7f8c958/bin/ukojak-pZX7IvK2PQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fc27937a34d27b10c960489127716dfcbd25a3140e1829dbc6f42b419387a4e7 [2022-11-20 16:49:58,948 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 16:49:58,969 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 16:49:58,972 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 16:49:58,974 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 16:49:58,974 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 16:49:58,976 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79f73e2c-c8d2-4630-b6cf-4ab9d7f8c958/bin/ukojak-pZX7IvK2PQ/../../sv-benchmarks/c/weaver/test-easy1.wvr.c [2022-11-20 16:50:02,076 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 16:50:02,372 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 16:50:02,373 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79f73e2c-c8d2-4630-b6cf-4ab9d7f8c958/sv-benchmarks/c/weaver/test-easy1.wvr.c [2022-11-20 16:50:02,378 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79f73e2c-c8d2-4630-b6cf-4ab9d7f8c958/bin/ukojak-pZX7IvK2PQ/data/3fccf0726/a46a8a65898e49038968c7e4db275235/FLAGc0b0eddbd [2022-11-20 16:50:02,391 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79f73e2c-c8d2-4630-b6cf-4ab9d7f8c958/bin/ukojak-pZX7IvK2PQ/data/3fccf0726/a46a8a65898e49038968c7e4db275235 [2022-11-20 16:50:02,393 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 16:50:02,395 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 16:50:02,396 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 16:50:02,396 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 16:50:02,399 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 16:50:02,399 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 04:50:02" (1/1) ... [2022-11-20 16:50:02,401 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4251a9da and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:50:02, skipping insertion in model container [2022-11-20 16:50:02,401 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 04:50:02" (1/1) ... [2022-11-20 16:50:02,410 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 16:50:02,433 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 16:50:02,599 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_79f73e2c-c8d2-4630-b6cf-4ab9d7f8c958/sv-benchmarks/c/weaver/test-easy1.wvr.c[1876,1889] [2022-11-20 16:50:02,600 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 16:50:02,611 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 16:50:02,630 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_79f73e2c-c8d2-4630-b6cf-4ab9d7f8c958/sv-benchmarks/c/weaver/test-easy1.wvr.c[1876,1889] [2022-11-20 16:50:02,631 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 16:50:02,645 INFO L208 MainTranslator]: Completed translation [2022-11-20 16:50:02,646 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:50:02 WrapperNode [2022-11-20 16:50:02,646 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 16:50:02,647 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 16:50:02,647 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 16:50:02,647 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 16:50:02,656 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:50:02" (1/1) ... [2022-11-20 16:50:02,664 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:50:02" (1/1) ... [2022-11-20 16:50:02,688 INFO L138 Inliner]: procedures = 21, calls = 20, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 50 [2022-11-20 16:50:02,689 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 16:50:02,690 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 16:50:02,690 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 16:50:02,690 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 16:50:02,700 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:50:02" (1/1) ... [2022-11-20 16:50:02,700 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:50:02" (1/1) ... [2022-11-20 16:50:02,715 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:50:02" (1/1) ... [2022-11-20 16:50:02,717 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:50:02" (1/1) ... [2022-11-20 16:50:02,720 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:50:02" (1/1) ... [2022-11-20 16:50:02,734 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:50:02" (1/1) ... [2022-11-20 16:50:02,735 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:50:02" (1/1) ... [2022-11-20 16:50:02,737 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:50:02" (1/1) ... [2022-11-20 16:50:02,739 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 16:50:02,746 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 16:50:02,747 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 16:50:02,747 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 16:50:02,748 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:50:02" (1/1) ... [2022-11-20 16:50:02,755 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 16:50:02,766 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79f73e2c-c8d2-4630-b6cf-4ab9d7f8c958/bin/ukojak-pZX7IvK2PQ/z3 [2022-11-20 16:50:02,784 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79f73e2c-c8d2-4630-b6cf-4ab9d7f8c958/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-20 16:50:02,811 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79f73e2c-c8d2-4630-b6cf-4ab9d7f8c958/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-20 16:50:02,834 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-20 16:50:02,834 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2022-11-20 16:50:02,834 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2022-11-20 16:50:02,834 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2022-11-20 16:50:02,835 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2022-11-20 16:50:02,835 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-11-20 16:50:02,836 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-11-20 16:50:02,836 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-20 16:50:02,836 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-20 16:50:02,837 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-20 16:50:02,837 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 16:50:02,837 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 16:50:02,838 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-20 16:50:02,838 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-20 16:50:02,839 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 16:50:02,965 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 16:50:02,968 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 16:50:03,209 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 16:50:03,216 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 16:50:03,216 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-11-20 16:50:03,218 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 04:50:03 BoogieIcfgContainer [2022-11-20 16:50:03,225 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-20 16:50:03,226 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-20 16:50:03,226 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-20 16:50:03,240 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-20 16:50:03,240 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 04:50:03" (1/1) ... [2022-11-20 16:50:03,241 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 16:50:03,245 INFO L158 Benchmark]: Toolchain (without parser) took 849.67ms. Allocated memory is still 153.1MB. Free memory was 121.9MB in the beginning and 95.1MB in the end (delta: 26.8MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. [2022-11-20 16:50:03,246 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 104.9MB. Free memory is still 55.3MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 16:50:03,248 INFO L158 Benchmark]: CACSL2BoogieTranslator took 250.31ms. Allocated memory is still 153.1MB. Free memory was 121.9MB in the beginning and 111.4MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-11-20 16:50:03,249 INFO L158 Benchmark]: Boogie Procedure Inliner took 42.04ms. Allocated memory is still 153.1MB. Free memory was 111.4MB in the beginning and 109.8MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 16:50:03,250 INFO L158 Benchmark]: Boogie Preprocessor took 55.38ms. Allocated memory is still 153.1MB. Free memory was 109.8MB in the beginning and 108.6MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 16:50:03,251 INFO L158 Benchmark]: RCFGBuilder took 479.67ms. Allocated memory is still 153.1MB. Free memory was 108.6MB in the beginning and 96.2MB in the end (delta: 12.3MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-11-20 16:50:03,251 INFO L158 Benchmark]: CodeCheck took 17.37ms. Allocated memory is still 153.1MB. Free memory was 96.2MB in the beginning and 95.1MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 16:50:03,259 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 0.28ms. Allocated memory is still 104.9MB. Free memory is still 55.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 250.31ms. Allocated memory is still 153.1MB. Free memory was 121.9MB in the beginning and 111.4MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 42.04ms. Allocated memory is still 153.1MB. Free memory was 111.4MB in the beginning and 109.8MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 55.38ms. Allocated memory is still 153.1MB. Free memory was 109.8MB in the beginning and 108.6MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 479.67ms. Allocated memory is still 153.1MB. Free memory was 108.6MB in the beginning and 96.2MB in the end (delta: 12.3MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * CodeCheck took 17.37ms. Allocated memory is still 153.1MB. Free memory was 96.2MB in the beginning and 95.1MB in the end (delta: 1.1MB). 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 16:50:03,286 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79f73e2c-c8d2-4630-b6cf-4ab9d7f8c958/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 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_79f73e2c-c8d2-4630-b6cf-4ab9d7f8c958/bin/ukojak-pZX7IvK2PQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79f73e2c-c8d2-4630-b6cf-4ab9d7f8c958/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_79f73e2c-c8d2-4630-b6cf-4ab9d7f8c958/bin/ukojak-pZX7IvK2PQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79f73e2c-c8d2-4630-b6cf-4ab9d7f8c958/bin/ukojak-pZX7IvK2PQ/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/test-easy1.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79f73e2c-c8d2-4630-b6cf-4ab9d7f8c958/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_79f73e2c-c8d2-4630-b6cf-4ab9d7f8c958/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 fc27937a34d27b10c960489127716dfcbd25a3140e1829dbc6f42b419387a4e7 --- 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 16:50:05,856 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 16:50:05,858 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 16:50:05,895 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 16:50:05,895 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 16:50:05,899 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 16:50:05,902 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 16:50:05,906 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 16:50:05,908 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 16:50:05,910 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 16:50:05,912 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 16:50:05,915 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 16:50:05,915 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 16:50:05,920 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 16:50:05,922 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 16:50:05,923 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 16:50:05,927 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 16:50:05,928 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 16:50:05,932 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 16:50:05,934 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 16:50:05,939 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 16:50:05,943 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 16:50:05,944 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 16:50:05,945 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 16:50:05,948 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 16:50:05,948 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 16:50:05,949 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 16:50:05,950 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 16:50:05,950 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 16:50:05,951 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 16:50:05,951 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 16:50:05,952 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 16:50:05,953 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 16:50:05,954 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 16:50:05,966 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 16:50:05,967 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 16:50:05,968 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 16:50:05,968 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 16:50:05,968 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 16:50:05,969 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 16:50:05,970 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 16:50:05,975 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79f73e2c-c8d2-4630-b6cf-4ab9d7f8c958/bin/ukojak-pZX7IvK2PQ/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2022-11-20 16:50:06,006 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 16:50:06,006 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 16:50:06,007 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 16:50:06,007 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-20 16:50:06,008 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 16:50:06,008 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 16:50:06,009 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 16:50:06,009 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-20 16:50:06,009 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-20 16:50:06,009 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-20 16:50:06,010 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 16:50:06,010 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-20 16:50:06,010 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 16:50:06,010 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-20 16:50:06,011 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-20 16:50:06,011 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-20 16:50:06,011 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-20 16:50:06,011 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-20 16:50:06,011 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-20 16:50:06,012 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 16:50:06,012 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 16:50:06,012 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-20 16:50:06,012 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-20 16:50:06,013 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-20 16:50:06,013 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 16:50:06,013 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 16:50:06,013 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 16:50:06,014 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 16:50:06,014 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-20 16:50:06,014 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-11-20 16:50:06,014 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-20 16:50:06,015 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-20 16:50:06,015 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-11-20 16:50:06,015 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-20 16:50:06,015 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_79f73e2c-c8d2-4630-b6cf-4ab9d7f8c958/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79f73e2c-c8d2-4630-b6cf-4ab9d7f8c958/bin/ukojak-pZX7IvK2PQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fc27937a34d27b10c960489127716dfcbd25a3140e1829dbc6f42b419387a4e7 [2022-11-20 16:50:06,412 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 16:50:06,445 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 16:50:06,449 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 16:50:06,450 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 16:50:06,450 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 16:50:06,452 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79f73e2c-c8d2-4630-b6cf-4ab9d7f8c958/bin/ukojak-pZX7IvK2PQ/../../sv-benchmarks/c/weaver/test-easy1.wvr.c [2022-11-20 16:50:09,603 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 16:50:09,849 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 16:50:09,850 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79f73e2c-c8d2-4630-b6cf-4ab9d7f8c958/sv-benchmarks/c/weaver/test-easy1.wvr.c [2022-11-20 16:50:09,857 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79f73e2c-c8d2-4630-b6cf-4ab9d7f8c958/bin/ukojak-pZX7IvK2PQ/data/f2c29f362/db36c9c46ac744328f6e86cb1c939574/FLAG5af5bcc47 [2022-11-20 16:50:09,873 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79f73e2c-c8d2-4630-b6cf-4ab9d7f8c958/bin/ukojak-pZX7IvK2PQ/data/f2c29f362/db36c9c46ac744328f6e86cb1c939574 [2022-11-20 16:50:09,876 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 16:50:09,877 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 16:50:09,879 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 16:50:09,879 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 16:50:09,882 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 16:50:09,883 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 04:50:09" (1/1) ... [2022-11-20 16:50:09,884 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@72ea6ecd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:50:09, skipping insertion in model container [2022-11-20 16:50:09,884 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 04:50:09" (1/1) ... [2022-11-20 16:50:09,892 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 16:50:09,907 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 16:50:10,098 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_79f73e2c-c8d2-4630-b6cf-4ab9d7f8c958/sv-benchmarks/c/weaver/test-easy1.wvr.c[1876,1889] [2022-11-20 16:50:10,100 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 16:50:10,121 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 16:50:10,160 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_79f73e2c-c8d2-4630-b6cf-4ab9d7f8c958/sv-benchmarks/c/weaver/test-easy1.wvr.c[1876,1889] [2022-11-20 16:50:10,162 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 16:50:10,190 INFO L208 MainTranslator]: Completed translation [2022-11-20 16:50:10,190 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:50:10 WrapperNode [2022-11-20 16:50:10,191 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 16:50:10,192 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 16:50:10,192 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 16:50:10,193 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 16:50:10,200 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:50:10" (1/1) ... [2022-11-20 16:50:10,216 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:50:10" (1/1) ... [2022-11-20 16:50:10,237 INFO L138 Inliner]: procedures = 23, calls = 20, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 48 [2022-11-20 16:50:10,238 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 16:50:10,239 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 16:50:10,239 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 16:50:10,239 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 16:50:10,249 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:50:10" (1/1) ... [2022-11-20 16:50:10,249 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:50:10" (1/1) ... [2022-11-20 16:50:10,267 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:50:10" (1/1) ... [2022-11-20 16:50:10,268 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:50:10" (1/1) ... [2022-11-20 16:50:10,273 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:50:10" (1/1) ... [2022-11-20 16:50:10,277 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:50:10" (1/1) ... [2022-11-20 16:50:10,288 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:50:10" (1/1) ... [2022-11-20 16:50:10,289 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:50:10" (1/1) ... [2022-11-20 16:50:10,291 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 16:50:10,292 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 16:50:10,292 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 16:50:10,292 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 16:50:10,293 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:50:10" (1/1) ... [2022-11-20 16:50:10,299 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 16:50:10,316 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79f73e2c-c8d2-4630-b6cf-4ab9d7f8c958/bin/ukojak-pZX7IvK2PQ/z3 [2022-11-20 16:50:10,331 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79f73e2c-c8d2-4630-b6cf-4ab9d7f8c958/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-20 16:50:10,348 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79f73e2c-c8d2-4630-b6cf-4ab9d7f8c958/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-20 16:50:10,377 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-20 16:50:10,378 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2022-11-20 16:50:10,378 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2022-11-20 16:50:10,378 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2022-11-20 16:50:10,378 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2022-11-20 16:50:10,378 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-11-20 16:50:10,378 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-11-20 16:50:10,378 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-11-20 16:50:10,379 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-20 16:50:10,379 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-11-20 16:50:10,379 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 16:50:10,379 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 16:50:10,379 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-20 16:50:10,379 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-11-20 16:50:10,381 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 16:50:10,524 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 16:50:10,565 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 16:50:10,786 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 16:50:10,800 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 16:50:10,801 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-11-20 16:50:10,803 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 04:50:10 BoogieIcfgContainer [2022-11-20 16:50:10,803 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-20 16:50:10,804 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-20 16:50:10,805 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-20 16:50:10,821 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-20 16:50:10,821 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 04:50:10" (1/1) ... [2022-11-20 16:50:10,834 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 16:50:10,848 INFO L158 Benchmark]: Toolchain (without parser) took 969.81ms. Allocated memory was 69.2MB in the beginning and 83.9MB in the end (delta: 14.7MB). Free memory was 47.8MB in the beginning and 57.5MB in the end (delta: -9.7MB). Peak memory consumption was 4.0MB. Max. memory is 16.1GB. [2022-11-20 16:50:10,849 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 69.2MB. Free memory was 47.6MB in the beginning and 47.5MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 16:50:10,850 INFO L158 Benchmark]: CACSL2BoogieTranslator took 312.39ms. Allocated memory is still 69.2MB. Free memory was 47.6MB in the beginning and 36.6MB in the end (delta: 11.0MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-11-20 16:50:10,851 INFO L158 Benchmark]: Boogie Procedure Inliner took 46.07ms. Allocated memory is still 69.2MB. Free memory was 36.3MB in the beginning and 35.0MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 16:50:10,852 INFO L158 Benchmark]: Boogie Preprocessor took 52.16ms. Allocated memory is still 69.2MB. Free memory was 35.0MB in the beginning and 33.5MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 16:50:10,853 INFO L158 Benchmark]: RCFGBuilder took 511.83ms. Allocated memory was 69.2MB in the beginning and 83.9MB in the end (delta: 14.7MB). Free memory was 33.5MB in the beginning and 58.5MB in the end (delta: -25.0MB). Peak memory consumption was 10.3MB. Max. memory is 16.1GB. [2022-11-20 16:50:10,853 INFO L158 Benchmark]: CodeCheck took 41.72ms. Allocated memory is still 83.9MB. Free memory was 58.5MB in the beginning and 57.5MB in the end (delta: 998.8kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 16:50:10,856 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 0.32ms. Allocated memory is still 69.2MB. Free memory was 47.6MB in the beginning and 47.5MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 312.39ms. Allocated memory is still 69.2MB. Free memory was 47.6MB in the beginning and 36.6MB in the end (delta: 11.0MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 46.07ms. Allocated memory is still 69.2MB. Free memory was 36.3MB in the beginning and 35.0MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 52.16ms. Allocated memory is still 69.2MB. Free memory was 35.0MB in the beginning and 33.5MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 511.83ms. Allocated memory was 69.2MB in the beginning and 83.9MB in the end (delta: 14.7MB). Free memory was 33.5MB in the beginning and 58.5MB in the end (delta: -25.0MB). Peak memory consumption was 10.3MB. Max. memory is 16.1GB. * CodeCheck took 41.72ms. Allocated memory is still 83.9MB. Free memory was 58.5MB in the beginning and 57.5MB in the end (delta: 998.8kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-11-20 16:50:10,892 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79f73e2c-c8d2-4630-b6cf-4ab9d7f8c958/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