./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-250_file-52.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability 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_4e96781d-cbeb-4ca4-a0db-ca8cc8ed1c59/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e96781d-cbeb-4ca4-a0db-ca8cc8ed1c59/bin/ukojak-verify-afCqCEvfdi/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e96781d-cbeb-4ca4-a0db-ca8cc8ed1c59/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e96781d-cbeb-4ca4-a0db-ca8cc8ed1c59/bin/ukojak-verify-afCqCEvfdi/config/KojakReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-250_file-52.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e96781d-cbeb-4ca4-a0db-ca8cc8ed1c59/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e96781d-cbeb-4ca4-a0db-ca8cc8ed1c59/bin/ukojak-verify-afCqCEvfdi --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash fb963e37b33825ce0294e2e8f217c8677b17169f1936b98a544da3476a4e00cd --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 22:11:43,436 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 22:11:43,580 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e96781d-cbeb-4ca4-a0db-ca8cc8ed1c59/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-24 22:11:43,588 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 22:11:43,589 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-24 22:11:43,641 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 22:11:43,643 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 22:11:43,643 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-24 22:11:43,645 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 22:11:43,650 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 22:11:43,652 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 22:11:43,652 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 22:11:43,653 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 22:11:43,655 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 22:11:43,655 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 22:11:43,656 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 22:11:43,656 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 22:11:43,657 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 22:11:43,657 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 22:11:43,658 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 22:11:43,658 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 22:11:43,659 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 22:11:43,660 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 22:11:43,661 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 22:11:43,661 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 22:11:43,662 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 22:11:43,662 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:11:43,663 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 22:11:43,663 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 22:11:43,664 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 22:11:43,665 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-24 22:11:43,666 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 22:11:43,666 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 22:11:43,666 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_4e96781d-cbeb-4ca4-a0db-ca8cc8ed1c59/bin/ukojak-verify-afCqCEvfdi/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e96781d-cbeb-4ca4-a0db-ca8cc8ed1c59/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fb963e37b33825ce0294e2e8f217c8677b17169f1936b98a544da3476a4e00cd [2023-11-24 22:11:43,975 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 22:11:44,002 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 22:11:44,005 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 22:11:44,007 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 22:11:44,007 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 22:11:44,008 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e96781d-cbeb-4ca4-a0db-ca8cc8ed1c59/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-250_file-52.i [2023-11-24 22:11:47,259 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 22:11:47,499 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 22:11:47,499 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e96781d-cbeb-4ca4-a0db-ca8cc8ed1c59/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-250_file-52.i [2023-11-24 22:11:47,513 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e96781d-cbeb-4ca4-a0db-ca8cc8ed1c59/bin/ukojak-verify-afCqCEvfdi/data/af9886471/386e20ec21494cacacca7f708283df93/FLAG4d2863cf8 [2023-11-24 22:11:47,528 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e96781d-cbeb-4ca4-a0db-ca8cc8ed1c59/bin/ukojak-verify-afCqCEvfdi/data/af9886471/386e20ec21494cacacca7f708283df93 [2023-11-24 22:11:47,530 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 22:11:47,532 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 22:11:47,533 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 22:11:47,534 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 22:11:47,539 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 22:11:47,540 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:11:47" (1/1) ... [2023-11-24 22:11:47,541 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3bf3a413 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:11:47, skipping insertion in model container [2023-11-24 22:11:47,541 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:11:47" (1/1) ... [2023-11-24 22:11:47,587 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 22:11:47,737 WARN L240 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_4e96781d-cbeb-4ca4-a0db-ca8cc8ed1c59/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-250_file-52.i[916,929] [2023-11-24 22:11:47,866 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:11:47,900 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 22:11:47,918 WARN L240 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_4e96781d-cbeb-4ca4-a0db-ca8cc8ed1c59/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-250_file-52.i[916,929] [2023-11-24 22:11:48,008 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:11:48,030 INFO L206 MainTranslator]: Completed translation [2023-11-24 22:11:48,031 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:11:48 WrapperNode [2023-11-24 22:11:48,031 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 22:11:48,032 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 22:11:48,033 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 22:11:48,033 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 22:11:48,040 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:11:48" (1/1) ... [2023-11-24 22:11:48,061 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:11:48" (1/1) ... [2023-11-24 22:11:48,127 INFO L138 Inliner]: procedures = 26, calls = 86, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 541 [2023-11-24 22:11:48,127 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 22:11:48,128 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 22:11:48,137 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 22:11:48,137 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 22:11:48,147 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:11:48" (1/1) ... [2023-11-24 22:11:48,148 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:11:48" (1/1) ... [2023-11-24 22:11:48,155 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:11:48" (1/1) ... [2023-11-24 22:11:48,160 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:11:48" (1/1) ... [2023-11-24 22:11:48,202 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:11:48" (1/1) ... [2023-11-24 22:11:48,217 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:11:48" (1/1) ... [2023-11-24 22:11:48,239 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:11:48" (1/1) ... [2023-11-24 22:11:48,244 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:11:48" (1/1) ... [2023-11-24 22:11:48,271 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 22:11:48,272 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 22:11:48,273 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 22:11:48,273 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 22:11:48,274 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:11:48" (1/1) ... [2023-11-24 22:11:48,287 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:11:48,304 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e96781d-cbeb-4ca4-a0db-ca8cc8ed1c59/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 22:11:48,323 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e96781d-cbeb-4ca4-a0db-ca8cc8ed1c59/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 22:11:48,345 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e96781d-cbeb-4ca4-a0db-ca8cc8ed1c59/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 22:11:48,367 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 22:11:48,368 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-24 22:11:48,368 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-24 22:11:48,368 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-24 22:11:48,369 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 22:11:48,370 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 22:11:48,543 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 22:11:48,548 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 22:11:49,513 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 22:11:50,484 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 22:11:50,485 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-24 22:11:50,487 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:11:50 BoogieIcfgContainer [2023-11-24 22:11:50,487 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 22:11:50,489 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 22:11:50,489 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 22:11:50,502 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 22:11:50,502 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:11:50" (1/1) ... [2023-11-24 22:11:50,513 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 22:11:50,596 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:11:50,613 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 194 states to 121 states and 194 transitions. [2023-11-24 22:11:50,614 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 194 transitions. [2023-11-24 22:11:50,663 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 263 [2023-11-24 22:11:50,663 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:11:50,664 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:11:51,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:11:51,805 INFO L262 TraceCheckSpWp]: Trace formula consists of 900 conjuncts, 47 conjunts are in the unsatisfiable core [2023-11-24 22:11:51,835 INFO L285 TraceCheckSpWp]: Computing forward predicates...