./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vis_QF_BV_s1269b_p4.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc 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_bedf8adf-8d0f-42f2-9273-dd91e941018e/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bedf8adf-8d0f-42f2-9273-dd91e941018e/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_bedf8adf-8d0f-42f2-9273-dd91e941018e/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bedf8adf-8d0f-42f2-9273-dd91e941018e/bin/ukojak-verify-afCqCEvfdi/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vis_QF_BV_s1269b_p4.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bedf8adf-8d0f-42f2-9273-dd91e941018e/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bedf8adf-8d0f-42f2-9273-dd91e941018e/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 64bit --witnessprinter.graph.data.programhash cc15dd8c58787d1f6894f4700fb98e0d8cb8608f1a57f24801c50df888951e5d --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 22:53:57,315 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 22:53:57,396 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bedf8adf-8d0f-42f2-9273-dd91e941018e/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Reach-64bit-Kojak_Default.epf [2023-11-24 22:53:57,402 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 22:53:57,402 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-24 22:53:57,462 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 22:53:57,464 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 22:53:57,465 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-24 22:53:57,466 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 22:53:57,471 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 22:53:57,472 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 22:53:57,472 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 22:53:57,473 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 22:53:57,475 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 22:53:57,475 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 22:53:57,476 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 22:53:57,476 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 22:53:57,476 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 22:53:57,477 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 22:53:57,478 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 22:53:57,478 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 22:53:57,479 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 22:53:57,479 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 22:53:57,480 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:53:57,480 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 22:53:57,490 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 22:53:57,490 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 22:53:57,491 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-24 22:53:57,491 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 22:53:57,491 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 22:53:57,493 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_bedf8adf-8d0f-42f2-9273-dd91e941018e/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bedf8adf-8d0f-42f2-9273-dd91e941018e/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> cc15dd8c58787d1f6894f4700fb98e0d8cb8608f1a57f24801c50df888951e5d [2023-11-24 22:53:57,778 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 22:53:57,842 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 22:53:57,845 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 22:53:57,846 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 22:53:57,849 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 22:53:57,851 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bedf8adf-8d0f-42f2-9273-dd91e941018e/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vis_QF_BV_s1269b_p4.c [2023-11-24 22:54:01,009 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 22:54:01,292 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 22:54:01,307 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bedf8adf-8d0f-42f2-9273-dd91e941018e/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vis_QF_BV_s1269b_p4.c [2023-11-24 22:54:01,323 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bedf8adf-8d0f-42f2-9273-dd91e941018e/bin/ukojak-verify-afCqCEvfdi/data/eb4b8b93c/2cc981bcc3bb4a81b40e0c9b8beda702/FLAGcdeb2d7c9 [2023-11-24 22:54:01,352 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bedf8adf-8d0f-42f2-9273-dd91e941018e/bin/ukojak-verify-afCqCEvfdi/data/eb4b8b93c/2cc981bcc3bb4a81b40e0c9b8beda702 [2023-11-24 22:54:01,359 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 22:54:01,363 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 22:54:01,370 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 22:54:01,371 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 22:54:01,407 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 22:54:01,408 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:54:01" (1/1) ... [2023-11-24 22:54:01,426 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@33cb40ff and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:54:01, skipping insertion in model container [2023-11-24 22:54:01,429 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:54:01" (1/1) ... [2023-11-24 22:54:01,541 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 22:54:01,782 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_bedf8adf-8d0f-42f2-9273-dd91e941018e/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vis_QF_BV_s1269b_p4.c[1259,1272] [2023-11-24 22:54:01,892 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:54:01,912 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 22:54:01,927 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_bedf8adf-8d0f-42f2-9273-dd91e941018e/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vis_QF_BV_s1269b_p4.c[1259,1272] [2023-11-24 22:54:01,990 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:54:02,017 INFO L206 MainTranslator]: Completed translation [2023-11-24 22:54:02,018 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:54:02 WrapperNode [2023-11-24 22:54:02,018 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 22:54:02,020 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 22:54:02,020 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 22:54:02,020 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 22:54:02,029 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:54:02" (1/1) ... [2023-11-24 22:54:02,050 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:54:02" (1/1) ... [2023-11-24 22:54:02,170 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 514 [2023-11-24 22:54:02,171 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 22:54:02,171 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 22:54:02,172 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 22:54:02,172 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 22:54:02,183 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:54:02" (1/1) ... [2023-11-24 22:54:02,184 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:54:02" (1/1) ... [2023-11-24 22:54:02,210 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:54:02" (1/1) ... [2023-11-24 22:54:02,225 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:54:02" (1/1) ... [2023-11-24 22:54:02,267 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:54:02" (1/1) ... [2023-11-24 22:54:02,284 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:54:02" (1/1) ... [2023-11-24 22:54:02,313 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:54:02" (1/1) ... [2023-11-24 22:54:02,321 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:54:02" (1/1) ... [2023-11-24 22:54:02,345 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 22:54:02,346 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 22:54:02,346 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 22:54:02,346 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 22:54:02,348 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:54:02" (1/1) ... [2023-11-24 22:54:02,355 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:54:02,368 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bedf8adf-8d0f-42f2-9273-dd91e941018e/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 22:54:02,387 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bedf8adf-8d0f-42f2-9273-dd91e941018e/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 22:54:02,405 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bedf8adf-8d0f-42f2-9273-dd91e941018e/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 22:54:02,436 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 22:54:02,437 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-24 22:54:02,437 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 22:54:02,437 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 22:54:02,583 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 22:54:02,586 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 22:54:03,351 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 22:54:04,024 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 22:54:04,025 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-24 22:54:04,028 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:54:04 BoogieIcfgContainer [2023-11-24 22:54:04,028 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 22:54:04,030 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 22:54:04,030 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 22:54:04,043 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 22:54:04,043 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:54:04" (1/1) ... [2023-11-24 22:54:04,056 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 22:54:04,154 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:54:04,161 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2023-11-24 22:54:04,162 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2023-11-24 22:54:04,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-24 22:54:04,165 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:54:04,166 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:54:04,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:54:06,043 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:54:08,716 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.60s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-24 22:54:08,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:54:08,857 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 8 transitions. [2023-11-24 22:54:08,857 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 8 transitions. [2023-11-24 22:54:08,858 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-24 22:54:08,858 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:54:08,858 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:54:10,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-24 22:54:10,118 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-24 22:54:11,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-24 22:54:12,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-24 22:54:12,984 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-24 22:54:14,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-24 22:54:14,481 WARN L476 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2023-11-24 22:54:14,581 WARN L320 BoogieBacktranslator]: Removing null node from list of ATEs: ATE program state null [2023-11-24 22:54:14,581 WARN L320 BoogieBacktranslator]: Removing null node from list of ATEs: ATE program state null [2023-11-24 22:54:14,599 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 24.11 10:54:14 ImpRootNode [2023-11-24 22:54:14,599 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-11-24 22:54:14,600 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-24 22:54:14,605 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-24 22:54:14,606 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-24 22:54:14,606 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:54:04" (3/4) ... [2023-11-24 22:54:14,612 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-24 22:54:14,613 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-24 22:54:14,615 INFO L158 Benchmark]: Toolchain (without parser) took 13251.65ms. Allocated memory was 127.9MB in the beginning and 230.7MB in the end (delta: 102.8MB). Free memory was 62.8MB in the beginning and 60.8MB in the end (delta: 2.0MB). Peak memory consumption was 106.4MB. Max. memory is 16.1GB. [2023-11-24 22:54:14,616 INFO L158 Benchmark]: CDTParser took 0.35ms. Allocated memory is still 127.9MB. Free memory was 102.6MB in the beginning and 102.5MB in the end (delta: 73.7kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 22:54:14,617 INFO L158 Benchmark]: CACSL2BoogieTranslator took 648.83ms. Allocated memory was 127.9MB in the beginning and 172.0MB in the end (delta: 44.0MB). Free memory was 62.6MB in the beginning and 129.2MB in the end (delta: -66.6MB). Peak memory consumption was 5.5MB. Max. memory is 16.1GB. [2023-11-24 22:54:14,619 INFO L158 Benchmark]: Boogie Procedure Inliner took 151.00ms. Allocated memory is still 172.0MB. Free memory was 129.2MB in the beginning and 119.1MB in the end (delta: 10.1MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-11-24 22:54:14,620 INFO L158 Benchmark]: Boogie Preprocessor took 173.50ms. Allocated memory is still 172.0MB. Free memory was 119.1MB in the beginning and 115.2MB in the end (delta: 3.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 22:54:14,627 INFO L158 Benchmark]: RCFGBuilder took 1682.57ms. Allocated memory is still 172.0MB. Free memory was 114.8MB in the beginning and 68.5MB in the end (delta: 46.3MB). Peak memory consumption was 58.7MB. Max. memory is 16.1GB. [2023-11-24 22:54:14,629 INFO L158 Benchmark]: CodeCheck took 10569.42ms. Allocated memory was 172.0MB in the beginning and 230.7MB in the end (delta: 58.7MB). Free memory was 68.5MB in the beginning and 60.8MB in the end (delta: 7.7MB). Peak memory consumption was 65.2MB. Max. memory is 16.1GB. [2023-11-24 22:54:14,631 INFO L158 Benchmark]: Witness Printer took 13.43ms. Allocated memory is still 230.7MB. Free memory is still 60.8MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 22:54:14,640 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 1 procedures, 7 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 10.4s, OverallIterations: 2, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 6 SdHoareTripleChecker+Valid, 2.8s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 1 SdHoareTripleChecker+Invalid, 2.7s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 5 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 9 IncrementalHoareTripleChecker+Invalid, 14 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 5 mSolverCounterUnsat, 1 mSDtfsCounter, 9 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 28 GetRequests, 24 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 1.7s SatisfiabilityAnalysisTime, 1.5s InterpolantComputationTime, 11 NumberOfCodeBlocks, 11 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 3 ConstructedInterpolants, 0 QuantifiedInterpolants, 18 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - UnprovableResult [Line: 21]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of bitwiseOr at line 98, overapproximation of bitwiseAnd at line 111. Possible FailurePath: [L26] const SORT_1 mask_SORT_1 = (SORT_1)-1 >> (sizeof(SORT_1) * 8 - 3); [L27] const SORT_1 msb_SORT_1 = (SORT_1)1 << (3 - 1); [L29] const SORT_3 mask_SORT_3 = (SORT_3)-1 >> (sizeof(SORT_3) * 8 - 1); [L30] const SORT_3 msb_SORT_3 = (SORT_3)1 << (1 - 1); [L32] const SORT_12 mask_SORT_12 = (SORT_12)-1 >> (sizeof(SORT_12) * 8 - 8); [L33] const SORT_12 msb_SORT_12 = (SORT_12)1 << (8 - 1); [L35] const SORT_3 var_14 = 0; [L36] const SORT_3 var_29 = 1; [L38] SORT_1 input_2; [L39] SORT_3 input_4; [L40] SORT_3 input_5; [L41] SORT_3 input_6; [L42] SORT_3 input_7; [L43] SORT_3 input_8; [L44] SORT_3 input_9; [L45] SORT_3 input_10; [L46] SORT_3 input_11; [L47] SORT_12 input_13; [L48] SORT_12 input_33; [L49] SORT_12 input_35; [L50] SORT_3 input_37; [L51] SORT_3 input_39; [L52] SORT_12 input_97; [L53] SORT_3 input_99; [L54] SORT_1 input_102; [L55] SORT_3 input_104; [L56] SORT_3 input_106; [L57] SORT_3 input_108; [L59] EXPR __VERIFIER_nondet_uchar() & mask_SORT_3 [L59] SORT_3 state_15 = __VERIFIER_nondet_uchar() & mask_SORT_3; [L60] EXPR __VERIFIER_nondet_uchar() & mask_SORT_3 [L60] SORT_3 state_17 = __VERIFIER_nondet_uchar() & mask_SORT_3; [L61] EXPR __VERIFIER_nondet_uchar() & mask_SORT_3 [L61] SORT_3 state_20 = __VERIFIER_nondet_uchar() & mask_SORT_3; [L62] EXPR __VERIFIER_nondet_uchar() & mask_SORT_3 [L62] SORT_3 state_24 = __VERIFIER_nondet_uchar() & mask_SORT_3; [L64] SORT_3 init_16_arg_1 = var_14; [L65] state_15 = init_16_arg_1 [L66] SORT_3 init_18_arg_1 = var_14; [L67] state_17 = init_18_arg_1 [L68] SORT_3 init_21_arg_1 = var_14; [L69] state_20 = init_21_arg_1 [L70] SORT_3 init_25_arg_1 = var_14; [L71] state_24 = init_25_arg_1 VAL [init_16_arg_1=0, init_18_arg_1=0, init_21_arg_1=0, init_25_arg_1=0, mask_SORT_12=255, mask_SORT_1=7, mask_SORT_3=1, msb_SORT_12=128, msb_SORT_1=4, msb_SORT_3=1, state_15=0, state_17=0, state_20=0, state_24=0, var_14=0, var_29=1] [L74] input_2 = __VERIFIER_nondet_uchar() [L75] input_4 = __VERIFIER_nondet_uchar() [L76] input_5 = __VERIFIER_nondet_uchar() [L77] input_6 = __VERIFIER_nondet_uchar() [L78] input_7 = __VERIFIER_nondet_uchar() [L79] input_8 = __VERIFIER_nondet_uchar() [L80] input_9 = __VERIFIER_nondet_uchar() [L81] input_10 = __VERIFIER_nondet_uchar() [L82] input_11 = __VERIFIER_nondet_uchar() [L83] input_13 = __VERIFIER_nondet_uchar() [L84] input_33 = __VERIFIER_nondet_uchar() [L85] input_35 = __VERIFIER_nondet_uchar() [L86] input_37 = __VERIFIER_nondet_uchar() [L87] input_39 = __VERIFIER_nondet_uchar() [L88] input_97 = __VERIFIER_nondet_uchar() [L89] input_99 = __VERIFIER_nondet_uchar() [L90] input_102 = __VERIFIER_nondet_uchar() [L91] input_104 = __VERIFIER_nondet_uchar() [L92] input_106 = __VERIFIER_nondet_uchar() [L93] input_108 = __VERIFIER_nondet_uchar() [L96] SORT_3 var_19_arg_0 = state_15; [L97] SORT_3 var_19_arg_1 = state_17; [L98] EXPR var_19_arg_0 | var_19_arg_1 [L98] SORT_3 var_19 = var_19_arg_0 | var_19_arg_1; [L99] SORT_3 var_22_arg_0 = var_19; [L100] SORT_3 var_22_arg_1 = state_20; [L101] EXPR var_22_arg_0 | var_22_arg_1 [L101] SORT_3 var_22 = var_22_arg_0 | var_22_arg_1; [L102] SORT_3 var_23_arg_0 = var_22; [L103] SORT_3 var_23 = ~var_23_arg_0; [L104] SORT_3 var_26_arg_0 = var_23; [L105] SORT_3 var_26_arg_1 = state_24; [L106] EXPR var_26_arg_0 | var_26_arg_1 [L106] SORT_3 var_26 = var_26_arg_0 | var_26_arg_1; [L107] SORT_3 var_30_arg_0 = var_26; [L108] SORT_3 var_30 = ~var_30_arg_0; [L109] SORT_3 var_31_arg_0 = var_29; [L110] SORT_3 var_31_arg_1 = var_30; [L111] EXPR var_31_arg_0 & var_31_arg_1 [L111] SORT_3 var_31 = var_31_arg_0 & var_31_arg_1; [L112] EXPR var_31 & mask_SORT_3 [L112] var_31 = var_31 & mask_SORT_3 [L113] SORT_3 bad_32_arg_0 = var_31; [L114] CALL __VERIFIER_assert(!(bad_32_arg_0)) [L21] COND FALSE !(!(cond)) VAL [\old(cond)=1, cond=1] [L114] RET __VERIFIER_assert(!(bad_32_arg_0)) [L116] SORT_3 var_41_arg_0 = state_17; [L117] SORT_3 var_41 = ~var_41_arg_0; [L118] SORT_3 var_42_arg_0 = state_15; [L119] SORT_3 var_42 = ~var_42_arg_0; [L120] SORT_3 var_43_arg_0 = var_42; [L121] SORT_3 var_43_arg_1 = state_20; [L122] EXPR var_43_arg_0 & var_43_arg_1 [L122] SORT_3 var_43 = var_43_arg_0 & var_43_arg_1; [L123] SORT_3 var_44_arg_0 = var_43; [L124] SORT_3 var_44 = ~var_44_arg_0; [L125] SORT_3 var_45_arg_0 = var_41; [L126] SORT_3 var_45_arg_1 = var_44; [L127] EXPR var_45_arg_0 | var_45_arg_1 [L127] SORT_3 var_45 = var_45_arg_0 | var_45_arg_1; [L128] SORT_3 var_46_arg_0 = var_45; [L129] SORT_3 var_46 = ~var_46_arg_0; [L130] SORT_3 var_47_arg_0 = state_17; [L131] SORT_3 var_47_arg_1 = state_20; [L132] EXPR var_47_arg_0 & var_47_arg_1 [L132] SORT_3 var_47 = var_47_arg_0 & var_47_arg_1; [L133] SORT_3 var_48_arg_0 = var_42; [L134] SORT_3 var_48_arg_1 = var_47; [L135] EXPR var_48_arg_0 | var_48_arg_1 [L135] SORT_3 var_48 = var_48_arg_0 | var_48_arg_1; [L136] SORT_3 var_49_arg_0 = var_48; [L137] SORT_3 var_49 = ~var_49_arg_0; [L138] SORT_3 var_50_arg_0 = var_46; [L139] SORT_3 var_50_arg_1 = var_49; [L140] EXPR var_50_arg_0 | var_50_arg_1 [L140] SORT_3 var_50 = var_50_arg_0 | var_50_arg_1; [L141] SORT_3 next_110_arg_1 = var_50; [L142] SORT_3 var_52_arg_0 = state_20; [L143] SORT_3 var_52 = ~var_52_arg_0; [L144] SORT_3 var_53_arg_0 = state_17; [L145] SORT_3 var_53_arg_1 = var_52; [L146] EXPR var_53_arg_0 | var_53_arg_1 [L146] SORT_3 var_53 = var_53_arg_0 | var_53_arg_1; [L147] SORT_3 var_54_arg_0 = state_17; [L148] SORT_3 var_54_arg_1 = var_52; [L149] EXPR var_54_arg_0 & var_54_arg_1 [L149] SORT_3 var_54 = var_54_arg_0 & var_54_arg_1; [L150] SORT_3 var_55_arg_0 = var_54; [L151] SORT_3 var_55 = ~var_55_arg_0; [L152] SORT_3 var_56_arg_0 = var_53; [L153] SORT_3 var_56_arg_1 = var_55; [L154] EXPR var_56_arg_0 & var_56_arg_1 [L154] SORT_3 var_56 = var_56_arg_0 & var_56_arg_1; [L155] SORT_3 var_57_arg_0 = var_56; [L156] SORT_3 var_57 = ~var_57_arg_0; [L157] SORT_3 next_111_arg_1 = var_57; [L158] SORT_1 var_59_arg_0 = input_2; [L159] SORT_3 var_59 = var_59_arg_0 >> 0; [L160] SORT_1 var_60_arg_0 = input_2; [L161] SORT_3 var_60 = var_60_arg_0 >> 2; [L162] SORT_3 var_61_arg_0 = var_60; [L163] SORT_3 var_61 = ~var_61_arg_0; [L164] SORT_1 var_62_arg_0 = input_2; [L165] SORT_3 var_62 = var_62_arg_0 >> 1; [L166] SORT_3 var_63_arg_0 = var_61; [L167] SORT_3 var_63_arg_1 = var_62; [L168] EXPR var_63_arg_0 | var_63_arg_1 [L168] SORT_3 var_63 = var_63_arg_0 | var_63_arg_1; [L169] SORT_3 var_64_arg_0 = var_59; [L170] SORT_3 var_64_arg_1 = var_63; [L171] EXPR var_64_arg_0 | var_64_arg_1 [L171] SORT_3 var_64 = var_64_arg_0 | var_64_arg_1; [L172] SORT_3 var_65_arg_0 = var_64; [L173] SORT_3 var_65 = ~var_65_arg_0; [L174] SORT_3 var_66_arg_0 = state_15; [L175] SORT_3 var_66_arg_1 = state_17; [L176] EXPR var_66_arg_0 | var_66_arg_1 [L176] SORT_3 var_66 = var_66_arg_0 | var_66_arg_1; [L177] SORT_3 var_67_arg_0 = var_65; [L178] SORT_3 var_67_arg_1 = var_66; [L179] EXPR var_67_arg_0 | var_67_arg_1 [L179] SORT_3 var_67 = var_67_arg_0 | var_67_arg_1; [L180] SORT_3 var_68_arg_0 = var_67; [L181] SORT_3 var_68_arg_1 = var_52; [L182] EXPR var_68_arg_0 & var_68_arg_1 [L182] SORT_3 var_68 = var_68_arg_0 & var_68_arg_1; [L183] SORT_3 next_112_arg_1 = var_68; [L184] SORT_3 var_75_arg_0 = state_20; [L185] SORT_3 var_75_arg_1 = var_66; [L186] EXPR var_75_arg_0 | var_75_arg_1 [L186] SORT_3 var_75 = var_75_arg_0 | var_75_arg_1; [L187] SORT_3 var_76_arg_0 = var_75; [L188] SORT_3 var_76 = ~var_76_arg_0; [L189] SORT_3 var_77_arg_0 = var_59; [L190] SORT_3 var_77_arg_1 = var_76; [L191] EXPR var_77_arg_0 & var_77_arg_1 [L191] SORT_3 var_77 = var_77_arg_0 & var_77_arg_1; [L192] SORT_3 var_78_arg_0 = var_77; [L193] SORT_3 var_78 = ~var_78_arg_0; [L194] SORT_3 var_82_arg_0 = var_63; [L195] SORT_3 var_82_arg_1 = var_76; [L196] EXPR var_82_arg_0 & var_82_arg_1 [L196] SORT_3 var_82 = var_82_arg_0 & var_82_arg_1; [L197] SORT_3 var_91_arg_0 = var_82; [L198] SORT_3 var_91 = ~var_91_arg_0; [L199] SORT_3 var_92_arg_0 = var_78; [L200] SORT_3 var_92_arg_1 = var_91; [L201] EXPR var_92_arg_0 & var_92_arg_1 [L201] SORT_3 var_92 = var_92_arg_0 & var_92_arg_1; [L202] SORT_3 var_94_arg_0 = input_4; [L203] SORT_3 var_94_arg_1 = var_92; [L204] EXPR var_94_arg_0 | var_94_arg_1 [L204] SORT_3 var_94 = var_94_arg_0 | var_94_arg_1; [L205] SORT_3 var_95_arg_0 = var_94; [L206] SORT_3 var_95 = ~var_95_arg_0; [L207] SORT_3 next_113_arg_1 = var_95; [L209] state_15 = next_110_arg_1 [L210] state_17 = next_111_arg_1 [L211] state_20 = next_112_arg_1 [L212] state_24 = next_113_arg_1 VAL [bad_32_arg_0=0, init_16_arg_1=0, init_18_arg_1=0, init_21_arg_1=0, init_25_arg_1=0, input_2=9, input_4=255, mask_SORT_12=255, mask_SORT_1=7, mask_SORT_3=1, msb_SORT_12=128, msb_SORT_1=4, msb_SORT_3=1, next_110_arg_1=0, next_111_arg_1=0, next_112_arg_1=255, next_113_arg_1=253, state_15=0, state_17=0, state_20=255, state_24=253, var_14=0, var_19=0, var_19_arg_0=0, var_19_arg_1=0, var_22=0, var_22_arg_0=0, var_22_arg_1=0, var_23=255, var_23_arg_0=0, var_26=255, var_26_arg_0=255, var_26_arg_1=0, var_29=1, var_30=0, var_30_arg_0=255, var_31=0, var_31_arg_0=1, var_31_arg_1=0, var_41=255, var_41_arg_0=0, var_42=255, var_42_arg_0=0, var_43=0, var_43_arg_0=255, var_43_arg_1=0, var_44=255, var_44_arg_0=0, var_45=255, var_45_arg_0=255, var_45_arg_1=255, var_46=0, var_46_arg_0=255, var_47=0, var_47_arg_0=0, var_47_arg_1=0, var_48=255, var_48_arg_0=255, var_48_arg_1=0, var_49=0, var_49_arg_0=255, var_50=0, var_50_arg_0=0, var_50_arg_1=0, var_52=255, var_52_arg_0=0, var_53=255, var_53_arg_0=0, var_53_arg_1=255, var_54=0, var_54_arg_0=0, var_54_arg_1=255, var_55=255, var_55_arg_0=0, var_56=255, var_56_arg_0=255, var_56_arg_1=255, var_57=0, var_57_arg_0=255, var_59=9, var_59_arg_0=9, var_60=2, var_60_arg_0=9, var_61=253, var_61_arg_0=2, var_62=4, var_62_arg_0=9, var_63=253, var_63_arg_0=253, var_63_arg_1=4, var_64=0, var_64_arg_0=9, var_64_arg_1=253, var_65=255, var_65_arg_0=0, var_66=0, var_66_arg_0=0, var_66_arg_1=0, var_67=255, var_67_arg_0=255, var_67_arg_1=0, var_68=255, var_68_arg_0=255, var_68_arg_1=255, var_75=0, var_75_arg_0=0, var_75_arg_1=0, var_76=255, var_76_arg_0=0, var_77=1, var_77_arg_0=9, var_77_arg_1=255, var_78=254, var_78_arg_0=1, var_82=1, var_82_arg_0=253, var_82_arg_1=255, var_91=254, var_91_arg_0=1, var_92=254, var_92_arg_0=254, var_92_arg_1=254, var_94=2, var_94_arg_0=255, var_94_arg_1=254, var_95=253, var_95_arg_0=2] [L74] input_2 = __VERIFIER_nondet_uchar() [L75] input_4 = __VERIFIER_nondet_uchar() [L76] input_5 = __VERIFIER_nondet_uchar() [L77] input_6 = __VERIFIER_nondet_uchar() [L78] input_7 = __VERIFIER_nondet_uchar() [L79] input_8 = __VERIFIER_nondet_uchar() [L80] input_9 = __VERIFIER_nondet_uchar() [L81] input_10 = __VERIFIER_nondet_uchar() [L82] input_11 = __VERIFIER_nondet_uchar() [L83] input_13 = __VERIFIER_nondet_uchar() [L84] input_33 = __VERIFIER_nondet_uchar() [L85] input_35 = __VERIFIER_nondet_uchar() [L86] input_37 = __VERIFIER_nondet_uchar() [L87] input_39 = __VERIFIER_nondet_uchar() [L88] input_97 = __VERIFIER_nondet_uchar() [L89] input_99 = __VERIFIER_nondet_uchar() [L90] input_102 = __VERIFIER_nondet_uchar() [L91] input_104 = __VERIFIER_nondet_uchar() [L92] input_106 = __VERIFIER_nondet_uchar() [L93] input_108 = __VERIFIER_nondet_uchar() [L96] SORT_3 var_19_arg_0 = state_15; [L97] SORT_3 var_19_arg_1 = state_17; [L98] EXPR var_19_arg_0 | var_19_arg_1 [L98] SORT_3 var_19 = var_19_arg_0 | var_19_arg_1; [L99] SORT_3 var_22_arg_0 = var_19; [L100] SORT_3 var_22_arg_1 = state_20; [L101] EXPR var_22_arg_0 | var_22_arg_1 [L101] SORT_3 var_22 = var_22_arg_0 | var_22_arg_1; [L102] SORT_3 var_23_arg_0 = var_22; [L103] SORT_3 var_23 = ~var_23_arg_0; [L104] SORT_3 var_26_arg_0 = var_23; [L105] SORT_3 var_26_arg_1 = state_24; [L106] EXPR var_26_arg_0 | var_26_arg_1 [L106] SORT_3 var_26 = var_26_arg_0 | var_26_arg_1; [L107] SORT_3 var_30_arg_0 = var_26; [L108] SORT_3 var_30 = ~var_30_arg_0; [L109] SORT_3 var_31_arg_0 = var_29; [L110] SORT_3 var_31_arg_1 = var_30; [L111] EXPR var_31_arg_0 & var_31_arg_1 [L111] SORT_3 var_31 = var_31_arg_0 & var_31_arg_1; [L112] EXPR var_31 & mask_SORT_3 [L112] var_31 = var_31 & mask_SORT_3 [L113] SORT_3 bad_32_arg_0 = var_31; [L114] CALL __VERIFIER_assert(!(bad_32_arg_0)) [L21] COND TRUE !(cond) VAL [\old(cond)=0, cond=0] [L21] reach_error() VAL [\old(cond)=0, cond=0] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35ms. Allocated memory is still 127.9MB. Free memory was 102.6MB in the beginning and 102.5MB in the end (delta: 73.7kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 648.83ms. Allocated memory was 127.9MB in the beginning and 172.0MB in the end (delta: 44.0MB). Free memory was 62.6MB in the beginning and 129.2MB in the end (delta: -66.6MB). Peak memory consumption was 5.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 151.00ms. Allocated memory is still 172.0MB. Free memory was 129.2MB in the beginning and 119.1MB in the end (delta: 10.1MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Preprocessor took 173.50ms. Allocated memory is still 172.0MB. Free memory was 119.1MB in the beginning and 115.2MB in the end (delta: 3.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1682.57ms. Allocated memory is still 172.0MB. Free memory was 114.8MB in the beginning and 68.5MB in the end (delta: 46.3MB). Peak memory consumption was 58.7MB. Max. memory is 16.1GB. * CodeCheck took 10569.42ms. Allocated memory was 172.0MB in the beginning and 230.7MB in the end (delta: 58.7MB). Free memory was 68.5MB in the beginning and 60.8MB in the end (delta: 7.7MB). Peak memory consumption was 65.2MB. Max. memory is 16.1GB. * Witness Printer took 13.43ms. Allocated memory is still 230.7MB. Free memory is still 60.8MB. There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-11-24 22:54:14,690 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bedf8adf-8d0f-42f2-9273-dd91e941018e/bin/ukojak-verify-afCqCEvfdi/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_bedf8adf-8d0f-42f2-9273-dd91e941018e/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bedf8adf-8d0f-42f2-9273-dd91e941018e/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_bedf8adf-8d0f-42f2-9273-dd91e941018e/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bedf8adf-8d0f-42f2-9273-dd91e941018e/bin/ukojak-verify-afCqCEvfdi/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vis_QF_BV_s1269b_p4.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bedf8adf-8d0f-42f2-9273-dd91e941018e/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Reach-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bedf8adf-8d0f-42f2-9273-dd91e941018e/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 64bit --witnessprinter.graph.data.programhash cc15dd8c58787d1f6894f4700fb98e0d8cb8608f1a57f24801c50df888951e5d --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 22:54:17,903 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 22:54:18,050 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bedf8adf-8d0f-42f2-9273-dd91e941018e/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2023-11-24 22:54:18,125 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 22:54:18,127 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 22:54:18,128 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-24 22:54:18,129 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 22:54:18,130 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 22:54:18,131 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 22:54:18,136 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 22:54:18,139 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 22:54:18,140 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 22:54:18,141 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 22:54:18,141 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 22:54:18,142 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-24 22:54:18,142 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-24 22:54:18,143 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-24 22:54:18,143 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 22:54:18,144 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 22:54:18,145 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 22:54:18,145 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 22:54:18,146 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 22:54:18,146 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-24 22:54:18,147 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-24 22:54:18,147 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 22:54:18,148 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:54:18,148 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 22:54:18,149 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 22:54:18,149 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 22:54:18,150 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-24 22:54:18,150 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-24 22:54:18,151 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 22:54:18,151 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-24 22:54:18,152 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-24 22:54:18,152 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_bedf8adf-8d0f-42f2-9273-dd91e941018e/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bedf8adf-8d0f-42f2-9273-dd91e941018e/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> cc15dd8c58787d1f6894f4700fb98e0d8cb8608f1a57f24801c50df888951e5d [2023-11-24 22:54:18,655 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 22:54:18,697 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 22:54:18,701 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 22:54:18,703 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 22:54:18,704 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 22:54:18,705 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bedf8adf-8d0f-42f2-9273-dd91e941018e/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vis_QF_BV_s1269b_p4.c [2023-11-24 22:54:22,438 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 22:54:22,763 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 22:54:22,764 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bedf8adf-8d0f-42f2-9273-dd91e941018e/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vis_QF_BV_s1269b_p4.c [2023-11-24 22:54:22,776 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bedf8adf-8d0f-42f2-9273-dd91e941018e/bin/ukojak-verify-afCqCEvfdi/data/aad872ecc/ab5e1aa2b6a54181b410af01b2e43d0c/FLAGad89f7303 [2023-11-24 22:54:22,806 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bedf8adf-8d0f-42f2-9273-dd91e941018e/bin/ukojak-verify-afCqCEvfdi/data/aad872ecc/ab5e1aa2b6a54181b410af01b2e43d0c [2023-11-24 22:54:22,817 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 22:54:22,821 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 22:54:22,823 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 22:54:22,824 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 22:54:22,830 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 22:54:22,832 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:54:22" (1/1) ... [2023-11-24 22:54:22,834 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@440320c4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:54:22, skipping insertion in model container [2023-11-24 22:54:22,834 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:54:22" (1/1) ... [2023-11-24 22:54:22,893 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 22:54:23,102 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_bedf8adf-8d0f-42f2-9273-dd91e941018e/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vis_QF_BV_s1269b_p4.c[1259,1272] [2023-11-24 22:54:23,204 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:54:23,223 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 22:54:23,251 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_bedf8adf-8d0f-42f2-9273-dd91e941018e/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vis_QF_BV_s1269b_p4.c[1259,1272] [2023-11-24 22:54:23,314 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:54:23,333 INFO L206 MainTranslator]: Completed translation [2023-11-24 22:54:23,334 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:54:23 WrapperNode [2023-11-24 22:54:23,334 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 22:54:23,336 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 22:54:23,336 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 22:54:23,336 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 22:54:23,346 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:54:23" (1/1) ... [2023-11-24 22:54:23,375 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:54:23" (1/1) ... [2023-11-24 22:54:23,443 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 244 [2023-11-24 22:54:23,445 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 22:54:23,447 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 22:54:23,447 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 22:54:23,448 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 22:54:23,474 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:54:23" (1/1) ... [2023-11-24 22:54:23,475 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:54:23" (1/1) ... [2023-11-24 22:54:23,516 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:54:23" (1/1) ... [2023-11-24 22:54:23,529 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:54:23" (1/1) ... [2023-11-24 22:54:23,540 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:54:23" (1/1) ... [2023-11-24 22:54:23,549 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:54:23" (1/1) ... [2023-11-24 22:54:23,552 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:54:23" (1/1) ... [2023-11-24 22:54:23,554 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:54:23" (1/1) ... [2023-11-24 22:54:23,560 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 22:54:23,563 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 22:54:23,574 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 22:54:23,575 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 22:54:23,575 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:54:23" (1/1) ... [2023-11-24 22:54:23,582 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:54:23,610 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bedf8adf-8d0f-42f2-9273-dd91e941018e/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 22:54:23,627 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bedf8adf-8d0f-42f2-9273-dd91e941018e/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 22:54:23,639 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bedf8adf-8d0f-42f2-9273-dd91e941018e/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 22:54:23,679 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 22:54:23,679 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-24 22:54:23,679 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 22:54:23,680 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 22:54:23,896 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 22:54:23,899 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 22:54:24,315 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 22:54:24,380 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 22:54:24,381 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-24 22:54:24,383 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:54:24 BoogieIcfgContainer [2023-11-24 22:54:24,383 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 22:54:24,385 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 22:54:24,385 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 22:54:24,397 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 22:54:24,397 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:54:24" (1/1) ... [2023-11-24 22:54:24,409 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 22:54:24,487 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:54:24,495 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2023-11-24 22:54:24,496 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2023-11-24 22:54:24,499 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-24 22:54:24,501 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:54:24,501 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-24 22:54:24,502 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bedf8adf-8d0f-42f2-9273-dd91e941018e/bin/ukojak-verify-afCqCEvfdi/cvc4 [2023-11-24 22:54:24,505 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bedf8adf-8d0f-42f2-9273-dd91e941018e/bin/ukojak-verify-afCqCEvfdi/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-24 22:54:24,541 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bedf8adf-8d0f-42f2-9273-dd91e941018e/bin/ukojak-verify-afCqCEvfdi/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2023-11-24 22:54:24,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:54:24,725 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-11-24 22:54:24,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:54:24,798 WARN L260 TraceCheckSpWp]: Trace formula consists of 49 conjuncts, 26 conjunts are in the unsatisfiable core [2023-11-24 22:54:24,809 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:54:25,331 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:54:25,337 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bedf8adf-8d0f-42f2-9273-dd91e941018e/bin/ukojak-verify-afCqCEvfdi/cvc4 --incremental --print-success --lang smt (2)] Exception during sending of exit command (exit): Broken pipe [2023-11-24 22:54:25,348 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bedf8adf-8d0f-42f2-9273-dd91e941018e/bin/ukojak-verify-afCqCEvfdi/cvc4 --incremental --print-success --lang smt (2)] Forceful destruction successful, exit code 0 [2023-11-24 22:54:25,474 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:54:25,474 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 8 states and 10 transitions. [2023-11-24 22:54:25,475 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 10 transitions. [2023-11-24 22:54:25,476 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-24 22:54:25,476 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:54:25,476 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-24 22:54:25,477 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bedf8adf-8d0f-42f2-9273-dd91e941018e/bin/ukojak-verify-afCqCEvfdi/cvc4 [2023-11-24 22:54:25,479 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bedf8adf-8d0f-42f2-9273-dd91e941018e/bin/ukojak-verify-afCqCEvfdi/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-24 22:54:25,505 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bedf8adf-8d0f-42f2-9273-dd91e941018e/bin/ukojak-verify-afCqCEvfdi/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2023-11-24 22:54:25,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-24 22:54:25,726 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-24 22:54:25,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-24 22:54:26,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-24 22:54:26,049 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-24 22:54:26,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-24 22:54:26,229 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bedf8adf-8d0f-42f2-9273-dd91e941018e/bin/ukojak-verify-afCqCEvfdi/cvc4 --incremental --print-success --lang smt (3)] Exception during sending of exit command (exit): Broken pipe [2023-11-24 22:54:26,239 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bedf8adf-8d0f-42f2-9273-dd91e941018e/bin/ukojak-verify-afCqCEvfdi/cvc4 --incremental --print-success --lang smt (3)] Forceful destruction successful, exit code 0 [2023-11-24 22:54:26,240 WARN L476 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2023-11-24 22:54:26,339 WARN L320 BoogieBacktranslator]: Removing null node from list of ATEs: ATE program state null [2023-11-24 22:54:26,339 WARN L320 BoogieBacktranslator]: Removing null node from list of ATEs: ATE program state null [2023-11-24 22:54:26,364 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 24.11 10:54:26 ImpRootNode [2023-11-24 22:54:26,364 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-11-24 22:54:26,365 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-24 22:54:26,365 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-24 22:54:26,365 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-24 22:54:26,366 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:54:24" (3/4) ... [2023-11-24 22:54:26,367 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2023-11-24 22:54:26,399 WARN L320 BoogieBacktranslator]: Removing null node from list of ATEs: ATE program state null [2023-11-24 22:54:26,400 WARN L320 BoogieBacktranslator]: Removing null node from list of ATEs: ATE program state null [2023-11-24 22:54:26,525 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bedf8adf-8d0f-42f2-9273-dd91e941018e/bin/ukojak-verify-afCqCEvfdi/witness.graphml [2023-11-24 22:54:26,525 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-24 22:54:26,526 INFO L158 Benchmark]: Toolchain (without parser) took 3705.70ms. Allocated memory was 79.7MB in the beginning and 104.9MB in the end (delta: 25.2MB). Free memory was 55.4MB in the beginning and 65.6MB in the end (delta: -10.1MB). Peak memory consumption was 16.2MB. Max. memory is 16.1GB. [2023-11-24 22:54:26,527 INFO L158 Benchmark]: CDTParser took 0.83ms. Allocated memory is still 79.7MB. Free memory was 55.3MB in the beginning and 55.3MB in the end (delta: 31.6kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 22:54:26,527 INFO L158 Benchmark]: CACSL2BoogieTranslator took 511.63ms. Allocated memory is still 79.7MB. Free memory was 55.3MB in the beginning and 40.3MB in the end (delta: 15.0MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-24 22:54:26,528 INFO L158 Benchmark]: Boogie Procedure Inliner took 110.37ms. Allocated memory is still 79.7MB. Free memory was 40.3MB in the beginning and 37.8MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 22:54:26,529 INFO L158 Benchmark]: Boogie Preprocessor took 115.67ms. Allocated memory was 79.7MB in the beginning and 104.9MB in the end (delta: 25.2MB). Free memory was 37.8MB in the beginning and 82.4MB in the end (delta: -44.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-24 22:54:26,529 INFO L158 Benchmark]: RCFGBuilder took 819.75ms. Allocated memory is still 104.9MB. Free memory was 82.1MB in the beginning and 59.8MB in the end (delta: 22.3MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2023-11-24 22:54:26,530 INFO L158 Benchmark]: CodeCheck took 1979.46ms. Allocated memory is still 104.9MB. Free memory was 59.8MB in the beginning and 71.1MB in the end (delta: -11.3MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 22:54:26,530 INFO L158 Benchmark]: Witness Printer took 160.70ms. Allocated memory is still 104.9MB. Free memory was 71.1MB in the beginning and 65.6MB in the end (delta: 5.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-24 22:54:26,533 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 1 procedures, 7 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.8s, OverallIterations: 2, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 6 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 1 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 3 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 11 IncrementalHoareTripleChecker+Invalid, 14 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 3 mSolverCounterUnsat, 1 mSDtfsCounter, 11 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 28 GetRequests, 24 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.5s InterpolantComputationTime, 11 NumberOfCodeBlocks, 11 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 3 ConstructedInterpolants, 0 QuantifiedInterpolants, 17 SizeOfPredicates, 26 NumberOfNonLiveVariables, 49 ConjunctsInSsa, 26 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - CounterExampleResult [Line: 21]: a call to reach_error is reachable a call to reach_error is reachable We found a FailurePath: [L26] const SORT_1 mask_SORT_1 = (SORT_1)-1 >> (sizeof(SORT_1) * 8 - 3); [L27] const SORT_1 msb_SORT_1 = (SORT_1)1 << (3 - 1); [L29] const SORT_3 mask_SORT_3 = (SORT_3)-1 >> (sizeof(SORT_3) * 8 - 1); [L30] const SORT_3 msb_SORT_3 = (SORT_3)1 << (1 - 1); [L32] const SORT_12 mask_SORT_12 = (SORT_12)-1 >> (sizeof(SORT_12) * 8 - 8); [L33] const SORT_12 msb_SORT_12 = (SORT_12)1 << (8 - 1); [L35] const SORT_3 var_14 = 0; [L36] const SORT_3 var_29 = 1; [L38] SORT_1 input_2; [L39] SORT_3 input_4; [L40] SORT_3 input_5; [L41] SORT_3 input_6; [L42] SORT_3 input_7; [L43] SORT_3 input_8; [L44] SORT_3 input_9; [L45] SORT_3 input_10; [L46] SORT_3 input_11; [L47] SORT_12 input_13; [L48] SORT_12 input_33; [L49] SORT_12 input_35; [L50] SORT_3 input_37; [L51] SORT_3 input_39; [L52] SORT_12 input_97; [L53] SORT_3 input_99; [L54] SORT_1 input_102; [L55] SORT_3 input_104; [L56] SORT_3 input_106; [L57] SORT_3 input_108; [L59] SORT_3 state_15 = __VERIFIER_nondet_uchar() & mask_SORT_3; [L60] SORT_3 state_17 = __VERIFIER_nondet_uchar() & mask_SORT_3; [L61] SORT_3 state_20 = __VERIFIER_nondet_uchar() & mask_SORT_3; [L62] SORT_3 state_24 = __VERIFIER_nondet_uchar() & mask_SORT_3; [L64] SORT_3 init_16_arg_1 = var_14; [L65] state_15 = init_16_arg_1 [L66] SORT_3 init_18_arg_1 = var_14; [L67] state_17 = init_18_arg_1 [L68] SORT_3 init_21_arg_1 = var_14; [L69] state_20 = init_21_arg_1 [L70] SORT_3 init_25_arg_1 = var_14; [L71] state_24 = init_25_arg_1 VAL [init_16_arg_1=0, init_18_arg_1=0, init_21_arg_1=0, init_25_arg_1=0, mask_SORT_12=255, mask_SORT_1=7, mask_SORT_3=1, msb_SORT_12=128, msb_SORT_1=4, msb_SORT_3=1, state_15=0, state_17=0, state_20=0, state_24=0, var_14=0, var_29=1] [L74] input_2 = __VERIFIER_nondet_uchar() [L75] input_4 = __VERIFIER_nondet_uchar() [L76] input_5 = __VERIFIER_nondet_uchar() [L77] input_6 = __VERIFIER_nondet_uchar() [L78] input_7 = __VERIFIER_nondet_uchar() [L79] input_8 = __VERIFIER_nondet_uchar() [L80] input_9 = __VERIFIER_nondet_uchar() [L81] input_10 = __VERIFIER_nondet_uchar() [L82] input_11 = __VERIFIER_nondet_uchar() [L83] input_13 = __VERIFIER_nondet_uchar() [L84] input_33 = __VERIFIER_nondet_uchar() [L85] input_35 = __VERIFIER_nondet_uchar() [L86] input_37 = __VERIFIER_nondet_uchar() [L87] input_39 = __VERIFIER_nondet_uchar() [L88] input_97 = __VERIFIER_nondet_uchar() [L89] input_99 = __VERIFIER_nondet_uchar() [L90] input_102 = __VERIFIER_nondet_uchar() [L91] input_104 = __VERIFIER_nondet_uchar() [L92] input_106 = __VERIFIER_nondet_uchar() [L93] input_108 = __VERIFIER_nondet_uchar() [L96] SORT_3 var_19_arg_0 = state_15; [L97] SORT_3 var_19_arg_1 = state_17; [L98] SORT_3 var_19 = var_19_arg_0 | var_19_arg_1; [L99] SORT_3 var_22_arg_0 = var_19; [L100] SORT_3 var_22_arg_1 = state_20; [L101] SORT_3 var_22 = var_22_arg_0 | var_22_arg_1; [L102] SORT_3 var_23_arg_0 = var_22; [L103] SORT_3 var_23 = ~var_23_arg_0; [L104] SORT_3 var_26_arg_0 = var_23; [L105] SORT_3 var_26_arg_1 = state_24; [L106] SORT_3 var_26 = var_26_arg_0 | var_26_arg_1; [L107] SORT_3 var_30_arg_0 = var_26; [L108] SORT_3 var_30 = ~var_30_arg_0; [L109] SORT_3 var_31_arg_0 = var_29; [L110] SORT_3 var_31_arg_1 = var_30; [L111] SORT_3 var_31 = var_31_arg_0 & var_31_arg_1; [L112] var_31 = var_31 & mask_SORT_3 [L113] SORT_3 bad_32_arg_0 = var_31; [L114] CALL __VERIFIER_assert(!(bad_32_arg_0)) [L21] COND FALSE !(!(cond)) VAL [\old(cond)=1, cond=1] [L114] RET __VERIFIER_assert(!(bad_32_arg_0)) [L116] SORT_3 var_41_arg_0 = state_17; [L117] SORT_3 var_41 = ~var_41_arg_0; [L118] SORT_3 var_42_arg_0 = state_15; [L119] SORT_3 var_42 = ~var_42_arg_0; [L120] SORT_3 var_43_arg_0 = var_42; [L121] SORT_3 var_43_arg_1 = state_20; [L122] SORT_3 var_43 = var_43_arg_0 & var_43_arg_1; [L123] SORT_3 var_44_arg_0 = var_43; [L124] SORT_3 var_44 = ~var_44_arg_0; [L125] SORT_3 var_45_arg_0 = var_41; [L126] SORT_3 var_45_arg_1 = var_44; [L127] SORT_3 var_45 = var_45_arg_0 | var_45_arg_1; [L128] SORT_3 var_46_arg_0 = var_45; [L129] SORT_3 var_46 = ~var_46_arg_0; [L130] SORT_3 var_47_arg_0 = state_17; [L131] SORT_3 var_47_arg_1 = state_20; [L132] SORT_3 var_47 = var_47_arg_0 & var_47_arg_1; [L133] SORT_3 var_48_arg_0 = var_42; [L134] SORT_3 var_48_arg_1 = var_47; [L135] SORT_3 var_48 = var_48_arg_0 | var_48_arg_1; [L136] SORT_3 var_49_arg_0 = var_48; [L137] SORT_3 var_49 = ~var_49_arg_0; [L138] SORT_3 var_50_arg_0 = var_46; [L139] SORT_3 var_50_arg_1 = var_49; [L140] SORT_3 var_50 = var_50_arg_0 | var_50_arg_1; [L141] SORT_3 next_110_arg_1 = var_50; [L142] SORT_3 var_52_arg_0 = state_20; [L143] SORT_3 var_52 = ~var_52_arg_0; [L144] SORT_3 var_53_arg_0 = state_17; [L145] SORT_3 var_53_arg_1 = var_52; [L146] SORT_3 var_53 = var_53_arg_0 | var_53_arg_1; [L147] SORT_3 var_54_arg_0 = state_17; [L148] SORT_3 var_54_arg_1 = var_52; [L149] SORT_3 var_54 = var_54_arg_0 & var_54_arg_1; [L150] SORT_3 var_55_arg_0 = var_54; [L151] SORT_3 var_55 = ~var_55_arg_0; [L152] SORT_3 var_56_arg_0 = var_53; [L153] SORT_3 var_56_arg_1 = var_55; [L154] SORT_3 var_56 = var_56_arg_0 & var_56_arg_1; [L155] SORT_3 var_57_arg_0 = var_56; [L156] SORT_3 var_57 = ~var_57_arg_0; [L157] SORT_3 next_111_arg_1 = var_57; [L158] SORT_1 var_59_arg_0 = input_2; [L159] SORT_3 var_59 = var_59_arg_0 >> 0; [L160] SORT_1 var_60_arg_0 = input_2; [L161] SORT_3 var_60 = var_60_arg_0 >> 2; [L162] SORT_3 var_61_arg_0 = var_60; [L163] SORT_3 var_61 = ~var_61_arg_0; [L164] SORT_1 var_62_arg_0 = input_2; [L165] SORT_3 var_62 = var_62_arg_0 >> 1; [L166] SORT_3 var_63_arg_0 = var_61; [L167] SORT_3 var_63_arg_1 = var_62; [L168] SORT_3 var_63 = var_63_arg_0 | var_63_arg_1; [L169] SORT_3 var_64_arg_0 = var_59; [L170] SORT_3 var_64_arg_1 = var_63; [L171] SORT_3 var_64 = var_64_arg_0 | var_64_arg_1; [L172] SORT_3 var_65_arg_0 = var_64; [L173] SORT_3 var_65 = ~var_65_arg_0; [L174] SORT_3 var_66_arg_0 = state_15; [L175] SORT_3 var_66_arg_1 = state_17; [L176] SORT_3 var_66 = var_66_arg_0 | var_66_arg_1; [L177] SORT_3 var_67_arg_0 = var_65; [L178] SORT_3 var_67_arg_1 = var_66; [L179] SORT_3 var_67 = var_67_arg_0 | var_67_arg_1; [L180] SORT_3 var_68_arg_0 = var_67; [L181] SORT_3 var_68_arg_1 = var_52; [L182] SORT_3 var_68 = var_68_arg_0 & var_68_arg_1; [L183] SORT_3 next_112_arg_1 = var_68; [L184] SORT_3 var_75_arg_0 = state_20; [L185] SORT_3 var_75_arg_1 = var_66; [L186] SORT_3 var_75 = var_75_arg_0 | var_75_arg_1; [L187] SORT_3 var_76_arg_0 = var_75; [L188] SORT_3 var_76 = ~var_76_arg_0; [L189] SORT_3 var_77_arg_0 = var_59; [L190] SORT_3 var_77_arg_1 = var_76; [L191] SORT_3 var_77 = var_77_arg_0 & var_77_arg_1; [L192] SORT_3 var_78_arg_0 = var_77; [L193] SORT_3 var_78 = ~var_78_arg_0; [L194] SORT_3 var_82_arg_0 = var_63; [L195] SORT_3 var_82_arg_1 = var_76; [L196] SORT_3 var_82 = var_82_arg_0 & var_82_arg_1; [L197] SORT_3 var_91_arg_0 = var_82; [L198] SORT_3 var_91 = ~var_91_arg_0; [L199] SORT_3 var_92_arg_0 = var_78; [L200] SORT_3 var_92_arg_1 = var_91; [L201] SORT_3 var_92 = var_92_arg_0 & var_92_arg_1; [L202] SORT_3 var_94_arg_0 = input_4; [L203] SORT_3 var_94_arg_1 = var_92; [L204] SORT_3 var_94 = var_94_arg_0 | var_94_arg_1; [L205] SORT_3 var_95_arg_0 = var_94; [L206] SORT_3 var_95 = ~var_95_arg_0; [L207] SORT_3 next_113_arg_1 = var_95; [L209] state_15 = next_110_arg_1 [L210] state_17 = next_111_arg_1 [L211] state_20 = next_112_arg_1 [L212] state_24 = next_113_arg_1 VAL [bad_32_arg_0=0, init_16_arg_1=0, init_18_arg_1=0, init_21_arg_1=0, init_25_arg_1=0, input_2=172, input_4=254, mask_SORT_12=255, mask_SORT_1=7, mask_SORT_3=1, msb_SORT_12=128, msb_SORT_1=4, msb_SORT_3=1, next_110_arg_1=0, next_111_arg_1=0, next_112_arg_1=1, next_113_arg_1=0, state_15=0, state_17=0, state_20=1, state_24=0, var_14=0, var_19=0, var_19_arg_0=0, var_19_arg_1=0, var_22=0, var_22_arg_0=0, var_22_arg_1=0, var_23=255, var_23_arg_0=0, var_26=255, var_26_arg_0=255, var_26_arg_1=0, var_29=1, var_30=0, var_30_arg_0=255, var_31=0, var_31_arg_0=1, var_31_arg_1=0, var_41=255, var_41_arg_0=0, var_42=255, var_42_arg_0=0, var_43=0, var_43_arg_0=255, var_43_arg_1=0, var_44=255, var_44_arg_0=0, var_45=255, var_45_arg_0=255, var_45_arg_1=255, var_46=0, var_46_arg_0=255, var_47=0, var_47_arg_0=0, var_47_arg_1=0, var_48=255, var_48_arg_0=255, var_48_arg_1=0, var_49=0, var_49_arg_0=255, var_50=0, var_50_arg_0=0, var_50_arg_1=0, var_52=255, var_52_arg_0=0, var_53=255, var_53_arg_0=0, var_53_arg_1=255, var_54=0, var_54_arg_0=0, var_54_arg_1=255, var_55=255, var_55_arg_0=0, var_56=255, var_56_arg_0=255, var_56_arg_1=255, var_57=0, var_57_arg_0=255, var_59=172, var_59_arg_0=172, var_60=43, var_60_arg_0=172, var_61=212, var_61_arg_0=43, var_62=86, var_62_arg_0=172, var_63=214, var_63_arg_0=212, var_63_arg_1=86, var_64=254, var_64_arg_0=172, var_64_arg_1=214, var_65=1, var_65_arg_0=254, var_66=0, var_66_arg_0=0, var_66_arg_1=0, var_67=1, var_67_arg_0=1, var_67_arg_1=0, var_68=1, var_68_arg_0=1, var_68_arg_1=255, var_75=0, var_75_arg_0=0, var_75_arg_1=0, var_76=255, var_76_arg_0=0, var_77=172, var_77_arg_0=172, var_77_arg_1=255, var_78=83, var_78_arg_0=172, var_82=214, var_82_arg_0=214, var_82_arg_1=255, var_91=41, var_91_arg_0=214, var_92=1, var_92_arg_0=83, var_92_arg_1=41, var_94=255, var_94_arg_0=254, var_94_arg_1=1, var_95=0, var_95_arg_0=255] [L74] input_2 = __VERIFIER_nondet_uchar() [L75] input_4 = __VERIFIER_nondet_uchar() [L76] input_5 = __VERIFIER_nondet_uchar() [L77] input_6 = __VERIFIER_nondet_uchar() [L78] input_7 = __VERIFIER_nondet_uchar() [L79] input_8 = __VERIFIER_nondet_uchar() [L80] input_9 = __VERIFIER_nondet_uchar() [L81] input_10 = __VERIFIER_nondet_uchar() [L82] input_11 = __VERIFIER_nondet_uchar() [L83] input_13 = __VERIFIER_nondet_uchar() [L84] input_33 = __VERIFIER_nondet_uchar() [L85] input_35 = __VERIFIER_nondet_uchar() [L86] input_37 = __VERIFIER_nondet_uchar() [L87] input_39 = __VERIFIER_nondet_uchar() [L88] input_97 = __VERIFIER_nondet_uchar() [L89] input_99 = __VERIFIER_nondet_uchar() [L90] input_102 = __VERIFIER_nondet_uchar() [L91] input_104 = __VERIFIER_nondet_uchar() [L92] input_106 = __VERIFIER_nondet_uchar() [L93] input_108 = __VERIFIER_nondet_uchar() [L96] SORT_3 var_19_arg_0 = state_15; [L97] SORT_3 var_19_arg_1 = state_17; [L98] SORT_3 var_19 = var_19_arg_0 | var_19_arg_1; [L99] SORT_3 var_22_arg_0 = var_19; [L100] SORT_3 var_22_arg_1 = state_20; [L101] SORT_3 var_22 = var_22_arg_0 | var_22_arg_1; [L102] SORT_3 var_23_arg_0 = var_22; [L103] SORT_3 var_23 = ~var_23_arg_0; [L104] SORT_3 var_26_arg_0 = var_23; [L105] SORT_3 var_26_arg_1 = state_24; [L106] SORT_3 var_26 = var_26_arg_0 | var_26_arg_1; [L107] SORT_3 var_30_arg_0 = var_26; [L108] SORT_3 var_30 = ~var_30_arg_0; [L109] SORT_3 var_31_arg_0 = var_29; [L110] SORT_3 var_31_arg_1 = var_30; [L111] SORT_3 var_31 = var_31_arg_0 & var_31_arg_1; [L112] var_31 = var_31 & mask_SORT_3 [L113] SORT_3 bad_32_arg_0 = var_31; [L114] CALL __VERIFIER_assert(!(bad_32_arg_0)) [L21] COND TRUE !(cond) VAL [\old(cond)=0, cond=0] [L21] reach_error() VAL [\old(cond)=0, cond=0] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.83ms. Allocated memory is still 79.7MB. Free memory was 55.3MB in the beginning and 55.3MB in the end (delta: 31.6kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 511.63ms. Allocated memory is still 79.7MB. Free memory was 55.3MB in the beginning and 40.3MB in the end (delta: 15.0MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 110.37ms. Allocated memory is still 79.7MB. Free memory was 40.3MB in the beginning and 37.8MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 115.67ms. Allocated memory was 79.7MB in the beginning and 104.9MB in the end (delta: 25.2MB). Free memory was 37.8MB in the beginning and 82.4MB in the end (delta: -44.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 819.75ms. Allocated memory is still 104.9MB. Free memory was 82.1MB in the beginning and 59.8MB in the end (delta: 22.3MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * CodeCheck took 1979.46ms. Allocated memory is still 104.9MB. Free memory was 59.8MB in the beginning and 71.1MB in the end (delta: -11.3MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 160.70ms. Allocated memory is still 104.9MB. Free memory was 71.1MB in the beginning and 65.6MB in the end (delta: 5.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be incorrect! [2023-11-24 22:54:26,569 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bedf8adf-8d0f-42f2-9273-dd91e941018e/bin/ukojak-verify-afCqCEvfdi/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 Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE