./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/openssl/s3_srvr.blast.14.i.cil-2.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61cc021e-d836-4ca7-98fb-1bb16508cc9c/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61cc021e-d836-4ca7-98fb-1bb16508cc9c/bin/ukojak-verify-Qdu7aM0XO9/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61cc021e-d836-4ca7-98fb-1bb16508cc9c/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61cc021e-d836-4ca7-98fb-1bb16508cc9c/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/openssl/s3_srvr.blast.14.i.cil-2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61cc021e-d836-4ca7-98fb-1bb16508cc9c/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61cc021e-d836-4ca7-98fb-1bb16508cc9c/bin/ukojak-verify-Qdu7aM0XO9 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash adf973339365dcd50ea4c1729cfdba4f7375ef39da53eb99572e95c3bcdc3498 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 03:57:05,406 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 03:57:05,468 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61cc021e-d836-4ca7-98fb-1bb16508cc9c/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-12-03 03:57:05,473 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-03 03:57:05,474 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-03 03:57:05,495 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 03:57:05,496 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-03 03:57:05,496 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-03 03:57:05,497 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 03:57:05,497 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 03:57:05,498 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 03:57:05,498 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-03 03:57:05,499 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-03 03:57:05,499 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-03 03:57:05,500 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-03 03:57:05,500 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 03:57:05,501 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-03 03:57:05,501 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 03:57:05,502 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-03 03:57:05,502 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-12-03 03:57:05,502 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-12-03 03:57:05,503 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-03 03:57:05,504 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-03 03:57:05,504 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 03:57:05,504 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 03:57:05,505 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 03:57:05,505 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 03:57:05,506 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 03:57:05,506 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 03:57:05,506 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 03:57:05,507 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 03:57:05,507 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-03 03:57:05,508 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-03 03:57:05,508 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-03 03:57:05,509 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-03 03:57:05,509 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61cc021e-d836-4ca7-98fb-1bb16508cc9c/bin/ukojak-verify-Qdu7aM0XO9/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61cc021e-d836-4ca7-98fb-1bb16508cc9c/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> adf973339365dcd50ea4c1729cfdba4f7375ef39da53eb99572e95c3bcdc3498 [2023-12-03 03:57:05,744 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 03:57:05,763 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 03:57:05,766 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 03:57:05,767 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 03:57:05,767 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 03:57:05,769 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61cc021e-d836-4ca7-98fb-1bb16508cc9c/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/openssl/s3_srvr.blast.14.i.cil-2.c [2023-12-03 03:57:08,498 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 03:57:08,766 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 03:57:08,767 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61cc021e-d836-4ca7-98fb-1bb16508cc9c/sv-benchmarks/c/openssl/s3_srvr.blast.14.i.cil-2.c [2023-12-03 03:57:08,790 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61cc021e-d836-4ca7-98fb-1bb16508cc9c/bin/ukojak-verify-Qdu7aM0XO9/data/d07b31c48/8d33e94637fd4d57b3a3347e0e777f12/FLAGa60d7ebf2 [2023-12-03 03:57:08,805 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61cc021e-d836-4ca7-98fb-1bb16508cc9c/bin/ukojak-verify-Qdu7aM0XO9/data/d07b31c48/8d33e94637fd4d57b3a3347e0e777f12 [2023-12-03 03:57:08,807 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 03:57:08,808 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 03:57:08,810 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 03:57:08,810 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 03:57:08,815 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 03:57:08,815 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 03:57:08" (1/1) ... [2023-12-03 03:57:08,816 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5735114c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:57:08, skipping insertion in model container [2023-12-03 03:57:08,817 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 03:57:08" (1/1) ... [2023-12-03 03:57:08,882 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 03:57:09,234 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 03:57:09,252 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 03:57:09,357 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 03:57:09,378 INFO L206 MainTranslator]: Completed translation [2023-12-03 03:57:09,378 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:57:09 WrapperNode [2023-12-03 03:57:09,378 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 03:57:09,379 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 03:57:09,380 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 03:57:09,380 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 03:57:09,387 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:57:09" (1/1) ... [2023-12-03 03:57:09,412 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:57:09" (1/1) ... [2023-12-03 03:57:09,460 INFO L138 Inliner]: procedures = 31, calls = 224, calls flagged for inlining = 8, calls inlined = 4, statements flattened = 943 [2023-12-03 03:57:09,460 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 03:57:09,462 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 03:57:09,462 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 03:57:09,462 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 03:57:09,471 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:57:09" (1/1) ... [2023-12-03 03:57:09,472 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:57:09" (1/1) ... [2023-12-03 03:57:09,483 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:57:09" (1/1) ... [2023-12-03 03:57:09,483 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:57:09" (1/1) ... [2023-12-03 03:57:09,524 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:57:09" (1/1) ... [2023-12-03 03:57:09,533 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:57:09" (1/1) ... [2023-12-03 03:57:09,536 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:57:09" (1/1) ... [2023-12-03 03:57:09,540 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:57:09" (1/1) ... [2023-12-03 03:57:09,548 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 03:57:09,548 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 03:57:09,549 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 03:57:09,549 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 03:57:09,550 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:57:09" (1/1) ... [2023-12-03 03:57:09,555 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 03:57:09,566 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61cc021e-d836-4ca7-98fb-1bb16508cc9c/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 03:57:09,578 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61cc021e-d836-4ca7-98fb-1bb16508cc9c/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 03:57:09,581 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61cc021e-d836-4ca7-98fb-1bb16508cc9c/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 03:57:09,613 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 03:57:09,614 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-12-03 03:57:09,614 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-12-03 03:57:09,614 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-12-03 03:57:09,614 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-12-03 03:57:09,614 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-03 03:57:09,615 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-12-03 03:57:09,615 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 03:57:09,615 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 03:57:09,800 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 03:57:09,803 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 03:57:09,849 WARN L821 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2023-12-03 03:57:13,032 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##103: assume !false; [2023-12-03 03:57:13,032 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##102: assume false; [2023-12-03 03:57:13,032 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 03:57:13,311 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-03 03:57:13,311 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-03 03:57:13,313 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 03:57:13 BoogieIcfgContainer [2023-12-03 03:57:13,313 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-03 03:57:13,314 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-03 03:57:13,314 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-03 03:57:13,321 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-03 03:57:13,322 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 03:57:13" (1/1) ... [2023-12-03 03:57:13,330 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-03 03:57:13,370 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:57:13,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 215 states to 134 states and 215 transitions. [2023-12-03 03:57:13,377 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 215 transitions. [2023-12-03 03:57:13,378 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2023-12-03 03:57:13,379 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:57:13,379 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:57:13,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-03 03:57:13,971 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-12-03 03:57:14,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-03 03:57:17,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-03 03:57:17,916 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-12-03 03:57:27,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2023-12-03 03:57:27,990 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Solver said unknown at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:488) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-12-03 03:57:27,993 INFO L158 Benchmark]: Toolchain (without parser) took 19183.82ms. Allocated memory was 142.6MB in the beginning and 184.5MB in the end (delta: 41.9MB). Free memory was 101.5MB in the beginning and 62.3MB in the end (delta: 39.3MB). Peak memory consumption was 84.2MB. Max. memory is 16.1GB. [2023-12-03 03:57:27,993 INFO L158 Benchmark]: CDTParser took 0.17ms. Allocated memory is still 142.6MB. Free memory is still 114.3MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 03:57:27,994 INFO L158 Benchmark]: CACSL2BoogieTranslator took 569.09ms. Allocated memory is still 142.6MB. Free memory was 101.4MB in the beginning and 68.4MB in the end (delta: 33.0MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2023-12-03 03:57:27,995 INFO L158 Benchmark]: Boogie Procedure Inliner took 81.63ms. Allocated memory is still 142.6MB. Free memory was 68.4MB in the beginning and 63.1MB in the end (delta: 5.2MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-12-03 03:57:27,995 INFO L158 Benchmark]: Boogie Preprocessor took 86.16ms. Allocated memory is still 142.6MB. Free memory was 63.1MB in the beginning and 55.4MB in the end (delta: 7.7MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-12-03 03:57:27,996 INFO L158 Benchmark]: RCFGBuilder took 3764.67ms. Allocated memory was 142.6MB in the beginning and 184.5MB in the end (delta: 41.9MB). Free memory was 55.4MB in the beginning and 111.1MB in the end (delta: -55.7MB). Peak memory consumption was 36.8MB. Max. memory is 16.1GB. [2023-12-03 03:57:27,996 INFO L158 Benchmark]: CodeCheck took 14677.66ms. Allocated memory is still 184.5MB. Free memory was 111.1MB in the beginning and 62.3MB in the end (delta: 48.8MB). Peak memory consumption was 48.8MB. Max. memory is 16.1GB. [2023-12-03 03:57:28,000 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Solver said unknown: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:488) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17ms. Allocated memory is still 142.6MB. Free memory is still 114.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 569.09ms. Allocated memory is still 142.6MB. Free memory was 101.4MB in the beginning and 68.4MB in the end (delta: 33.0MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 81.63ms. Allocated memory is still 142.6MB. Free memory was 68.4MB in the beginning and 63.1MB in the end (delta: 5.2MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 86.16ms. Allocated memory is still 142.6MB. Free memory was 63.1MB in the beginning and 55.4MB in the end (delta: 7.7MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * RCFGBuilder took 3764.67ms. Allocated memory was 142.6MB in the beginning and 184.5MB in the end (delta: 41.9MB). Free memory was 55.4MB in the beginning and 111.1MB in the end (delta: -55.7MB). Peak memory consumption was 36.8MB. Max. memory is 16.1GB. * CodeCheck took 14677.66ms. Allocated memory is still 184.5MB. Free memory was 111.1MB in the beginning and 62.3MB in the end (delta: 48.8MB). Peak memory consumption was 48.8MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-12-03 03:57:28,019 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61cc021e-d836-4ca7-98fb-1bb16508cc9c/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61cc021e-d836-4ca7-98fb-1bb16508cc9c/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61cc021e-d836-4ca7-98fb-1bb16508cc9c/bin/ukojak-verify-Qdu7aM0XO9/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61cc021e-d836-4ca7-98fb-1bb16508cc9c/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61cc021e-d836-4ca7-98fb-1bb16508cc9c/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/openssl/s3_srvr.blast.14.i.cil-2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61cc021e-d836-4ca7-98fb-1bb16508cc9c/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61cc021e-d836-4ca7-98fb-1bb16508cc9c/bin/ukojak-verify-Qdu7aM0XO9 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash adf973339365dcd50ea4c1729cfdba4f7375ef39da53eb99572e95c3bcdc3498 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 03:57:29,919 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 03:57:29,992 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61cc021e-d836-4ca7-98fb-1bb16508cc9c/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2023-12-03 03:57:30,023 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 03:57:30,024 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-03 03:57:30,024 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-03 03:57:30,025 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 03:57:30,025 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 03:57:30,026 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 03:57:30,027 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-03 03:57:30,027 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-03 03:57:30,028 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-03 03:57:30,028 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 03:57:30,029 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-03 03:57:30,029 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 03:57:30,030 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-03 03:57:30,030 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-12-03 03:57:30,031 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-12-03 03:57:30,031 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-12-03 03:57:30,032 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-12-03 03:57:30,032 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-12-03 03:57:30,033 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-03 03:57:30,033 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-03 03:57:30,034 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 03:57:30,034 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 03:57:30,034 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 03:57:30,035 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 03:57:30,035 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-12-03 03:57:30,036 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-12-03 03:57:30,036 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 03:57:30,036 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 03:57:30,037 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 03:57:30,037 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 03:57:30,037 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-03 03:57:30,037 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-12-03 03:57:30,038 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-12-03 03:57:30,038 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-03 03:57:30,038 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-12-03 03:57:30,038 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-03 03:57:30,038 INFO L153 SettingsManager]: * Logic for external solver=AUFBV WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61cc021e-d836-4ca7-98fb-1bb16508cc9c/bin/ukojak-verify-Qdu7aM0XO9/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61cc021e-d836-4ca7-98fb-1bb16508cc9c/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> adf973339365dcd50ea4c1729cfdba4f7375ef39da53eb99572e95c3bcdc3498 [2023-12-03 03:57:30,350 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 03:57:30,372 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 03:57:30,374 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 03:57:30,376 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 03:57:30,376 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 03:57:30,378 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61cc021e-d836-4ca7-98fb-1bb16508cc9c/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/openssl/s3_srvr.blast.14.i.cil-2.c [2023-12-03 03:57:33,181 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 03:57:33,485 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 03:57:33,486 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61cc021e-d836-4ca7-98fb-1bb16508cc9c/sv-benchmarks/c/openssl/s3_srvr.blast.14.i.cil-2.c [2023-12-03 03:57:33,509 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61cc021e-d836-4ca7-98fb-1bb16508cc9c/bin/ukojak-verify-Qdu7aM0XO9/data/2f176d2d4/ba0bf03bfe854212a3f7cb4793362bf6/FLAGdd62386a5 [2023-12-03 03:57:33,524 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61cc021e-d836-4ca7-98fb-1bb16508cc9c/bin/ukojak-verify-Qdu7aM0XO9/data/2f176d2d4/ba0bf03bfe854212a3f7cb4793362bf6 [2023-12-03 03:57:33,527 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 03:57:33,528 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 03:57:33,529 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 03:57:33,530 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 03:57:33,534 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 03:57:33,535 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 03:57:33" (1/1) ... [2023-12-03 03:57:33,536 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@209af067 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:57:33, skipping insertion in model container [2023-12-03 03:57:33,536 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 03:57:33" (1/1) ... [2023-12-03 03:57:33,594 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 03:57:33,961 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 03:57:33,980 INFO L199 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2023-12-03 03:57:33,994 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 03:57:34,091 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 03:57:34,098 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 03:57:34,193 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 03:57:34,213 INFO L206 MainTranslator]: Completed translation [2023-12-03 03:57:34,214 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:57:34 WrapperNode [2023-12-03 03:57:34,214 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 03:57:34,215 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 03:57:34,215 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 03:57:34,215 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 03:57:34,221 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:57:34" (1/1) ... [2023-12-03 03:57:34,250 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:57:34" (1/1) ... [2023-12-03 03:57:34,297 INFO L138 Inliner]: procedures = 35, calls = 224, calls flagged for inlining = 8, calls inlined = 4, statements flattened = 821 [2023-12-03 03:57:34,297 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 03:57:34,298 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 03:57:34,298 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 03:57:34,298 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 03:57:34,307 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:57:34" (1/1) ... [2023-12-03 03:57:34,308 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:57:34" (1/1) ... [2023-12-03 03:57:34,319 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:57:34" (1/1) ... [2023-12-03 03:57:34,319 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:57:34" (1/1) ... [2023-12-03 03:57:34,360 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:57:34" (1/1) ... [2023-12-03 03:57:34,376 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:57:34" (1/1) ... [2023-12-03 03:57:34,380 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:57:34" (1/1) ... [2023-12-03 03:57:34,384 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:57:34" (1/1) ... [2023-12-03 03:57:34,392 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 03:57:34,393 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 03:57:34,393 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 03:57:34,393 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 03:57:34,394 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:57:34" (1/1) ... [2023-12-03 03:57:34,399 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 03:57:34,414 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61cc021e-d836-4ca7-98fb-1bb16508cc9c/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 03:57:34,425 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61cc021e-d836-4ca7-98fb-1bb16508cc9c/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 03:57:34,436 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61cc021e-d836-4ca7-98fb-1bb16508cc9c/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 03:57:34,467 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 03:57:34,467 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-12-03 03:57:34,468 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-12-03 03:57:34,468 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-12-03 03:57:34,468 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-12-03 03:57:34,468 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-12-03 03:57:34,468 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 03:57:34,468 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 03:57:34,468 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-12-03 03:57:34,628 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 03:57:34,630 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 03:57:34,648 WARN L821 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2023-12-03 03:57:51,573 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##90: assume false; [2023-12-03 03:57:51,573 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##91: assume !false; [2023-12-03 03:57:51,573 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 03:57:51,829 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-03 03:57:51,830 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-03 03:57:51,831 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 03:57:51 BoogieIcfgContainer [2023-12-03 03:57:51,831 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-03 03:57:51,832 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-03 03:57:51,832 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-03 03:57:51,842 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-03 03:57:51,842 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 03:57:51" (1/1) ... [2023-12-03 03:57:51,851 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-03 03:57:51,898 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:57:51,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 215 states to 134 states and 215 transitions. [2023-12-03 03:57:51,906 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 215 transitions. [2023-12-03 03:57:51,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2023-12-03 03:57:51,908 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:57:51,909 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 03:57:51,909 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61cc021e-d836-4ca7-98fb-1bb16508cc9c/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 03:57:51,910 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61cc021e-d836-4ca7-98fb-1bb16508cc9c/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 03:57:51,922 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61cc021e-d836-4ca7-98fb-1bb16508cc9c/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2023-12-03 03:57:52,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:57:52,529 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 03:57:52,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:57:52,991 INFO L262 TraceCheckSpWp]: Trace formula consists of 241 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-03 03:57:52,996 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:57:53,014 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 03:57:53,019 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61cc021e-d836-4ca7-98fb-1bb16508cc9c/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (2)] Forceful destruction successful, exit code 0 [2023-12-03 03:58:03,048 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-03 03:58:03,076 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:58:03,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 214 states to 133 states and 214 transitions. [2023-12-03 03:58:03,078 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 214 transitions. [2023-12-03 03:58:03,078 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-12-03 03:58:03,078 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:58:03,079 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 03:58:03,079 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61cc021e-d836-4ca7-98fb-1bb16508cc9c/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 03:58:03,080 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61cc021e-d836-4ca7-98fb-1bb16508cc9c/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 03:58:03,081 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61cc021e-d836-4ca7-98fb-1bb16508cc9c/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2023-12-03 03:58:39,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-03 03:58:39,253 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-12-03 03:59:11,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-03 03:59:21,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2023-12-03 03:59:21,887 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61cc021e-d836-4ca7-98fb-1bb16508cc9c/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2023-12-03 03:59:21,888 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Solver said unknown at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:488) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-12-03 03:59:21,891 INFO L158 Benchmark]: Toolchain (without parser) took 108362.52ms. Allocated memory was 73.4MB in the beginning and 113.2MB in the end (delta: 39.8MB). Free memory was 47.9MB in the beginning and 33.1MB in the end (delta: 14.8MB). Peak memory consumption was 56.2MB. Max. memory is 16.1GB. [2023-12-03 03:59:21,891 INFO L158 Benchmark]: CDTParser took 0.21ms. Allocated memory is still 73.4MB. Free memory is still 49.4MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 03:59:21,892 INFO L158 Benchmark]: CACSL2BoogieTranslator took 684.91ms. Allocated memory was 73.4MB in the beginning and 94.4MB in the end (delta: 21.0MB). Free memory was 47.7MB in the beginning and 55.1MB in the end (delta: -7.4MB). Peak memory consumption was 20.2MB. Max. memory is 16.1GB. [2023-12-03 03:59:21,892 INFO L158 Benchmark]: Boogie Procedure Inliner took 82.64ms. Allocated memory is still 94.4MB. Free memory was 55.1MB in the beginning and 50.2MB in the end (delta: 4.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-12-03 03:59:21,893 INFO L158 Benchmark]: Boogie Preprocessor took 93.70ms. Allocated memory is still 94.4MB. Free memory was 50.2MB in the beginning and 68.2MB in the end (delta: -18.0MB). Peak memory consumption was 11.5MB. Max. memory is 16.1GB. [2023-12-03 03:59:21,893 INFO L158 Benchmark]: RCFGBuilder took 17438.81ms. Allocated memory is still 94.4MB. Free memory was 68.2MB in the beginning and 37.7MB in the end (delta: 30.5MB). Peak memory consumption was 41.5MB. Max. memory is 16.1GB. [2023-12-03 03:59:21,894 INFO L158 Benchmark]: CodeCheck took 90057.80ms. Allocated memory was 94.4MB in the beginning and 113.2MB in the end (delta: 18.9MB). Free memory was 37.7MB in the beginning and 33.1MB in the end (delta: 4.7MB). Peak memory consumption was 22.9MB. Max. memory is 16.1GB. [2023-12-03 03:59:21,896 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Solver said unknown: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:488) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21ms. Allocated memory is still 73.4MB. Free memory is still 49.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 684.91ms. Allocated memory was 73.4MB in the beginning and 94.4MB in the end (delta: 21.0MB). Free memory was 47.7MB in the beginning and 55.1MB in the end (delta: -7.4MB). Peak memory consumption was 20.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 82.64ms. Allocated memory is still 94.4MB. Free memory was 55.1MB in the beginning and 50.2MB in the end (delta: 4.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 93.70ms. Allocated memory is still 94.4MB. Free memory was 50.2MB in the beginning and 68.2MB in the end (delta: -18.0MB). Peak memory consumption was 11.5MB. Max. memory is 16.1GB. * RCFGBuilder took 17438.81ms. Allocated memory is still 94.4MB. Free memory was 68.2MB in the beginning and 37.7MB in the end (delta: 30.5MB). Peak memory consumption was 41.5MB. Max. memory is 16.1GB. * CodeCheck took 90057.80ms. Allocated memory was 94.4MB in the beginning and 113.2MB in the end (delta: 18.9MB). Free memory was 37.7MB in the beginning and 33.1MB in the end (delta: 4.7MB). Peak memory consumption was 22.9MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-12-03 03:59:21,945 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61cc021e-d836-4ca7-98fb-1bb16508cc9c/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown