./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vis_QF_BV_ibuf.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_e1522fb5-e833-41fe-8e72-c9239aab0bdb/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1522fb5-e833-41fe-8e72-c9239aab0bdb/bin/ukojak-verify-Qdu7aM0XO9/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1522fb5-e833-41fe-8e72-c9239aab0bdb/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1522fb5-e833-41fe-8e72-c9239aab0bdb/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vis_QF_BV_ibuf.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1522fb5-e833-41fe-8e72-c9239aab0bdb/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1522fb5-e833-41fe-8e72-c9239aab0bdb/bin/ukojak-verify-Qdu7aM0XO9 --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 21d3b5f5f45e838fe2a280802b5788520d014c57271d384acd297e13beb553d8 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 02:35:01,293 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 02:35:01,358 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1522fb5-e833-41fe-8e72-c9239aab0bdb/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-64bit-Kojak_Default.epf [2023-12-03 02:35:01,362 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-03 02:35:01,363 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-03 02:35:01,385 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 02:35:01,386 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-03 02:35:01,387 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-03 02:35:01,388 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 02:35:01,388 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 02:35:01,389 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 02:35:01,390 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-03 02:35:01,390 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-03 02:35:01,391 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 02:35:01,391 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-03 02:35:01,392 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 02:35:01,392 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-03 02:35:01,393 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-03 02:35:01,393 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 02:35:01,394 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 02:35:01,394 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 02:35:01,395 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 02:35:01,395 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 02:35:01,396 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 02:35:01,396 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 02:35:01,397 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 02:35:01,397 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-03 02:35:01,398 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-03 02:35:01,398 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-03 02:35:01,399 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-03 02:35:01,399 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_e1522fb5-e833-41fe-8e72-c9239aab0bdb/bin/ukojak-verify-Qdu7aM0XO9/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1522fb5-e833-41fe-8e72-c9239aab0bdb/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 21d3b5f5f45e838fe2a280802b5788520d014c57271d384acd297e13beb553d8 [2023-12-03 02:35:01,634 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 02:35:01,656 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 02:35:01,659 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 02:35:01,660 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 02:35:01,661 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 02:35:01,662 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1522fb5-e833-41fe-8e72-c9239aab0bdb/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vis_QF_BV_ibuf.c [2023-12-03 02:35:04,441 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 02:35:04,638 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 02:35:04,639 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1522fb5-e833-41fe-8e72-c9239aab0bdb/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vis_QF_BV_ibuf.c [2023-12-03 02:35:04,650 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1522fb5-e833-41fe-8e72-c9239aab0bdb/bin/ukojak-verify-Qdu7aM0XO9/data/1e252aac1/e7201d70847f45dcb5904095673c0adb/FLAG73abde7c0 [2023-12-03 02:35:04,662 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1522fb5-e833-41fe-8e72-c9239aab0bdb/bin/ukojak-verify-Qdu7aM0XO9/data/1e252aac1/e7201d70847f45dcb5904095673c0adb [2023-12-03 02:35:04,664 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 02:35:04,665 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 02:35:04,666 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 02:35:04,666 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 02:35:04,669 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 02:35:04,670 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 02:35:04" (1/1) ... [2023-12-03 02:35:04,671 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@439055e8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:35:04, skipping insertion in model container [2023-12-03 02:35:04,671 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 02:35:04" (1/1) ... [2023-12-03 02:35:04,725 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 02:35:04,875 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_e1522fb5-e833-41fe-8e72-c9239aab0bdb/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vis_QF_BV_ibuf.c[1254,1267] [2023-12-03 02:35:05,042 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 02:35:05,052 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 02:35:05,065 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_e1522fb5-e833-41fe-8e72-c9239aab0bdb/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vis_QF_BV_ibuf.c[1254,1267] [2023-12-03 02:35:05,163 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 02:35:05,179 INFO L206 MainTranslator]: Completed translation [2023-12-03 02:35:05,179 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:35:05 WrapperNode [2023-12-03 02:35:05,179 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 02:35:05,181 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 02:35:05,181 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 02:35:05,181 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 02:35:05,189 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:35:05" (1/1) ... [2023-12-03 02:35:05,227 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:35:05" (1/1) ... [2023-12-03 02:35:05,433 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 1930 [2023-12-03 02:35:05,433 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 02:35:05,434 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 02:35:05,434 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 02:35:05,434 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 02:35:05,443 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:35:05" (1/1) ... [2023-12-03 02:35:05,443 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:35:05" (1/1) ... [2023-12-03 02:35:05,470 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:35:05" (1/1) ... [2023-12-03 02:35:05,470 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:35:05" (1/1) ... [2023-12-03 02:35:05,534 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:35:05" (1/1) ... [2023-12-03 02:35:05,545 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:35:05" (1/1) ... [2023-12-03 02:35:05,583 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:35:05" (1/1) ... [2023-12-03 02:35:05,595 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:35:05" (1/1) ... [2023-12-03 02:35:05,639 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 02:35:05,640 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 02:35:05,640 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 02:35:05,640 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 02:35:05,641 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:35:05" (1/1) ... [2023-12-03 02:35:05,645 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 02:35:05,654 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1522fb5-e833-41fe-8e72-c9239aab0bdb/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 02:35:05,672 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1522fb5-e833-41fe-8e72-c9239aab0bdb/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 02:35:05,674 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1522fb5-e833-41fe-8e72-c9239aab0bdb/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 02:35:05,705 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 02:35:05,705 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-03 02:35:05,705 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 02:35:05,706 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 02:35:05,903 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 02:35:05,905 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 02:35:07,436 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 02:35:09,949 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-03 02:35:09,950 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-03 02:35:09,951 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 02:35:09 BoogieIcfgContainer [2023-12-03 02:35:09,951 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-03 02:35:09,952 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-03 02:35:09,952 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-03 02:35:09,962 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-03 02:35:09,962 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 02:35:09" (1/1) ... [2023-12-03 02:35:09,971 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-03 02:35:10,016 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:35:10,022 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2023-12-03 02:35:10,022 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2023-12-03 02:35:10,024 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-12-03 02:35:10,024 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:35:10,025 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:35:11,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:35:20,442 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:35:30,550 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.09s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 02:35:40,580 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 02:35:51,424 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 02:36:01,450 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 02:36:01,476 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:36:01,477 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 8 states and 9 transitions. [2023-12-03 02:36:01,477 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 9 transitions. [2023-12-03 02:36:01,477 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-12-03 02:36:01,477 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:36:01,477 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:36:16,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-03 02:36:16,843 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-12-03 02:36:31,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-03 02:36:42,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2023-12-03 02:36:42,045 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Solver said unknown at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:488) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-12-03 02:36:42,048 INFO L158 Benchmark]: Toolchain (without parser) took 97383.21ms. Allocated memory was 140.5MB in the beginning and 1.3GB in the end (delta: 1.2GB). Free memory was 100.2MB in the beginning and 1.1GB in the end (delta: -1.0GB). Peak memory consumption was 168.0MB. Max. memory is 16.1GB. [2023-12-03 02:36:42,049 INFO L158 Benchmark]: CDTParser took 0.22ms. Allocated memory is still 140.5MB. Free memory is still 109.9MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 02:36:42,049 INFO L158 Benchmark]: CACSL2BoogieTranslator took 514.00ms. Allocated memory is still 140.5MB. Free memory was 99.8MB in the beginning and 69.6MB in the end (delta: 30.2MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. [2023-12-03 02:36:42,050 INFO L158 Benchmark]: Boogie Procedure Inliner took 253.03ms. Allocated memory was 140.5MB in the beginning and 176.2MB in the end (delta: 35.7MB). Free memory was 69.6MB in the beginning and 111.3MB in the end (delta: -41.7MB). Peak memory consumption was 36.2MB. Max. memory is 16.1GB. [2023-12-03 02:36:42,050 INFO L158 Benchmark]: Boogie Preprocessor took 205.15ms. Allocated memory is still 176.2MB. Free memory was 111.3MB in the beginning and 96.3MB in the end (delta: 15.0MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-12-03 02:36:42,051 INFO L158 Benchmark]: RCFGBuilder took 4311.73ms. Allocated memory was 176.2MB in the beginning and 293.6MB in the end (delta: 117.4MB). Free memory was 96.3MB in the beginning and 149.1MB in the end (delta: -52.9MB). Peak memory consumption was 148.5MB. Max. memory is 16.1GB. [2023-12-03 02:36:42,052 INFO L158 Benchmark]: CodeCheck took 92095.20ms. Allocated memory was 293.6MB in the beginning and 1.3GB in the end (delta: 1.0GB). Free memory was 149.1MB in the beginning and 1.1GB in the end (delta: -978.2MB). Peak memory consumption was 63.1MB. Max. memory is 16.1GB. [2023-12-03 02:36:42,056 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Solver said unknown: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:488) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22ms. Allocated memory is still 140.5MB. Free memory is still 109.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 514.00ms. Allocated memory is still 140.5MB. Free memory was 99.8MB in the beginning and 69.6MB in the end (delta: 30.2MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 253.03ms. Allocated memory was 140.5MB in the beginning and 176.2MB in the end (delta: 35.7MB). Free memory was 69.6MB in the beginning and 111.3MB in the end (delta: -41.7MB). Peak memory consumption was 36.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 205.15ms. Allocated memory is still 176.2MB. Free memory was 111.3MB in the beginning and 96.3MB in the end (delta: 15.0MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * RCFGBuilder took 4311.73ms. Allocated memory was 176.2MB in the beginning and 293.6MB in the end (delta: 117.4MB). Free memory was 96.3MB in the beginning and 149.1MB in the end (delta: -52.9MB). Peak memory consumption was 148.5MB. Max. memory is 16.1GB. * CodeCheck took 92095.20ms. Allocated memory was 293.6MB in the beginning and 1.3GB in the end (delta: 1.0GB). Free memory was 149.1MB in the beginning and 1.1GB in the end (delta: -978.2MB). Peak memory consumption was 63.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-12-03 02:36:42,080 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1522fb5-e833-41fe-8e72-c9239aab0bdb/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1522fb5-e833-41fe-8e72-c9239aab0bdb/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1522fb5-e833-41fe-8e72-c9239aab0bdb/bin/ukojak-verify-Qdu7aM0XO9/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1522fb5-e833-41fe-8e72-c9239aab0bdb/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1522fb5-e833-41fe-8e72-c9239aab0bdb/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vis_QF_BV_ibuf.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1522fb5-e833-41fe-8e72-c9239aab0bdb/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1522fb5-e833-41fe-8e72-c9239aab0bdb/bin/ukojak-verify-Qdu7aM0XO9 --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 21d3b5f5f45e838fe2a280802b5788520d014c57271d384acd297e13beb553d8 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 02:36:44,011 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 02:36:44,085 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1522fb5-e833-41fe-8e72-c9239aab0bdb/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2023-12-03 02:36:44,117 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 02:36:44,118 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-03 02:36:44,119 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-03 02:36:44,120 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 02:36:44,120 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 02:36:44,121 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 02:36:44,121 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-03 02:36:44,122 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 02:36:44,122 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-03 02:36:44,123 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 02:36:44,123 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-03 02:36:44,124 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-12-03 02:36:44,125 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-12-03 02:36:44,125 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-12-03 02:36:44,126 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-03 02:36:44,126 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 02:36:44,127 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 02:36:44,127 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 02:36:44,132 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 02:36:44,132 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-12-03 02:36:44,132 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-12-03 02:36:44,133 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 02:36:44,133 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 02:36:44,134 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 02:36:44,134 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 02:36:44,134 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-03 02:36:44,135 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-12-03 02:36:44,135 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-12-03 02:36:44,136 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-03 02:36:44,136 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-12-03 02:36:44,136 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-03 02:36:44,136 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_e1522fb5-e833-41fe-8e72-c9239aab0bdb/bin/ukojak-verify-Qdu7aM0XO9/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1522fb5-e833-41fe-8e72-c9239aab0bdb/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 21d3b5f5f45e838fe2a280802b5788520d014c57271d384acd297e13beb553d8 [2023-12-03 02:36:44,430 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 02:36:44,450 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 02:36:44,453 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 02:36:44,454 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 02:36:44,454 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 02:36:44,456 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1522fb5-e833-41fe-8e72-c9239aab0bdb/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vis_QF_BV_ibuf.c [2023-12-03 02:36:47,174 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 02:36:47,406 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 02:36:47,407 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1522fb5-e833-41fe-8e72-c9239aab0bdb/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vis_QF_BV_ibuf.c [2023-12-03 02:36:47,417 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1522fb5-e833-41fe-8e72-c9239aab0bdb/bin/ukojak-verify-Qdu7aM0XO9/data/8b78b436e/659df1b1462243a09913ad8d3536a1a1/FLAGf9b018271 [2023-12-03 02:36:47,429 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1522fb5-e833-41fe-8e72-c9239aab0bdb/bin/ukojak-verify-Qdu7aM0XO9/data/8b78b436e/659df1b1462243a09913ad8d3536a1a1 [2023-12-03 02:36:47,431 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 02:36:47,432 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 02:36:47,433 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 02:36:47,433 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 02:36:47,437 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 02:36:47,437 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 02:36:47" (1/1) ... [2023-12-03 02:36:47,438 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6a15781e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:36:47, skipping insertion in model container [2023-12-03 02:36:47,439 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 02:36:47" (1/1) ... [2023-12-03 02:36:47,490 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 02:36:47,657 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_e1522fb5-e833-41fe-8e72-c9239aab0bdb/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vis_QF_BV_ibuf.c[1254,1267] [2023-12-03 02:36:47,782 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 02:36:47,794 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 02:36:47,828 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_e1522fb5-e833-41fe-8e72-c9239aab0bdb/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vis_QF_BV_ibuf.c[1254,1267] [2023-12-03 02:36:47,918 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 02:36:47,933 INFO L206 MainTranslator]: Completed translation [2023-12-03 02:36:47,934 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:36:47 WrapperNode [2023-12-03 02:36:47,934 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 02:36:47,935 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 02:36:47,935 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 02:36:47,935 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 02:36:47,943 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:36:47" (1/1) ... [2023-12-03 02:36:47,965 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:36:47" (1/1) ... [2023-12-03 02:36:48,011 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 590 [2023-12-03 02:36:48,011 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 02:36:48,012 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 02:36:48,012 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 02:36:48,012 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 02:36:48,022 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:36:47" (1/1) ... [2023-12-03 02:36:48,022 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:36:47" (1/1) ... [2023-12-03 02:36:48,031 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:36:47" (1/1) ... [2023-12-03 02:36:48,031 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:36:47" (1/1) ... [2023-12-03 02:36:48,053 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:36:47" (1/1) ... [2023-12-03 02:36:48,057 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:36:47" (1/1) ... [2023-12-03 02:36:48,062 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:36:47" (1/1) ... [2023-12-03 02:36:48,067 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:36:47" (1/1) ... [2023-12-03 02:36:48,075 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 02:36:48,076 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 02:36:48,077 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 02:36:48,077 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 02:36:48,078 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:36:47" (1/1) ... [2023-12-03 02:36:48,083 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 02:36:48,099 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1522fb5-e833-41fe-8e72-c9239aab0bdb/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 02:36:48,112 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1522fb5-e833-41fe-8e72-c9239aab0bdb/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 02:36:48,117 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1522fb5-e833-41fe-8e72-c9239aab0bdb/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 02:36:48,150 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 02:36:48,150 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-12-03 02:36:48,150 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 02:36:48,151 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 02:36:48,329 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 02:36:48,332 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 02:36:48,845 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 02:36:48,896 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-03 02:36:48,896 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-03 02:36:48,897 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 02:36:48 BoogieIcfgContainer [2023-12-03 02:36:48,898 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-03 02:36:48,898 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-03 02:36:48,899 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-03 02:36:48,907 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-03 02:36:48,907 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 02:36:48" (1/1) ... [2023-12-03 02:36:48,915 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-03 02:36:48,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:36:48,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2023-12-03 02:36:48,962 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2023-12-03 02:36:48,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-12-03 02:36:48,964 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:36:48,965 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 02:36:48,965 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1522fb5-e833-41fe-8e72-c9239aab0bdb/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 02:36:48,989 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1522fb5-e833-41fe-8e72-c9239aab0bdb/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 02:36:48,990 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1522fb5-e833-41fe-8e72-c9239aab0bdb/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2023-12-03 02:36:49,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:36:49,273 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 02:36:49,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:36:49,383 WARN L260 TraceCheckSpWp]: Trace formula consists of 131 conjuncts, 85 conjunts are in the unsatisfiable core [2023-12-03 02:36:49,394 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:36:50,535 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:36:50,540 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1522fb5-e833-41fe-8e72-c9239aab0bdb/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (2)] Forceful destruction successful, exit code 0 [2023-12-03 02:36:50,670 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:36:50,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 8 states and 10 transitions. [2023-12-03 02:36:50,671 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 10 transitions. [2023-12-03 02:36:50,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-12-03 02:36:50,671 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:36:50,672 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 02:36:50,672 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1522fb5-e833-41fe-8e72-c9239aab0bdb/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 02:36:50,673 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1522fb5-e833-41fe-8e72-c9239aab0bdb/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 02:36:50,675 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1522fb5-e833-41fe-8e72-c9239aab0bdb/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2023-12-03 02:36:51,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:36:51,281 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 02:36:51,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:36:51,506 INFO L262 TraceCheckSpWp]: Trace formula consists of 643 conjuncts, 152 conjunts are in the unsatisfiable core [2023-12-03 02:36:51,517 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:36:52,457 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:36:52,462 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1522fb5-e833-41fe-8e72-c9239aab0bdb/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2023-12-03 02:36:53,517 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:36:53,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 12 states and 20 transitions. [2023-12-03 02:36:53,518 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 20 transitions. [2023-12-03 02:36:53,519 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-12-03 02:36:53,520 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:36:53,520 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 02:36:53,520 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1522fb5-e833-41fe-8e72-c9239aab0bdb/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 02:36:53,521 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1522fb5-e833-41fe-8e72-c9239aab0bdb/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 02:36:53,529 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1522fb5-e833-41fe-8e72-c9239aab0bdb/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2023-12-03 02:36:54,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:36:54,587 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 02:36:54,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:36:54,883 INFO L262 TraceCheckSpWp]: Trace formula consists of 1155 conjuncts, 201 conjunts are in the unsatisfiable core [2023-12-03 02:36:54,896 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:37:06,304 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:37:06,310 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1522fb5-e833-41fe-8e72-c9239aab0bdb/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2023-12-03 02:37:42,050 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-12-03 02:37:42,474 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:37:42,475 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 16 states and 30 transitions. [2023-12-03 02:37:42,475 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 30 transitions. [2023-12-03 02:37:42,475 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-12-03 02:37:42,475 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:37:42,476 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 02:37:42,476 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1522fb5-e833-41fe-8e72-c9239aab0bdb/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 02:37:42,477 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1522fb5-e833-41fe-8e72-c9239aab0bdb/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 02:37:42,477 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1522fb5-e833-41fe-8e72-c9239aab0bdb/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2023-12-03 02:37:44,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:37:44,509 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 02:37:44,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:37:44,864 INFO L262 TraceCheckSpWp]: Trace formula consists of 1667 conjuncts, 230 conjunts are in the unsatisfiable core [2023-12-03 02:37:44,873 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:38:28,456 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:38:28,465 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1522fb5-e833-41fe-8e72-c9239aab0bdb/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (5)] Forceful destruction successful, exit code 0 [2023-12-03 02:39:16,464 WARN L293 SmtUtils]: Spent 13.97s on a formula simplification that was a NOOP. DAG size: 262 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-12-03 02:40:17,341 WARN L293 SmtUtils]: Spent 21.11s on a formula simplification that was a NOOP. DAG size: 263 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-12-03 02:40:27,367 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-12-03 02:40:51,844 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-12-03 02:43:14,660 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-12-03 02:44:52,056 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-12-03 02:45:02,230 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-12-03 02:45:12,240 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-12-03 02:45:22,255 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-12-03 02:45:32,266 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-12-03 02:45:42,278 WARN L854 $PredicateComparison]: unable to prove that (let ((.cse0 (= (_ bv1 8) |c_ULTIMATE.start_main_~mask_SORT_1~0#1|))) (and (not (and .cse0 (exists ((|ULTIMATE.start_main_~var_203_arg_0~0#1| (_ BitVec 8)) (|ULTIMATE.start_main_~var_227_arg_0~0#1| (_ BitVec 8)) (|ULTIMATE.start_main_~var_231_arg_0~0#1| (_ BitVec 8)) (|ULTIMATE.start_main_~var_217_arg_0~0#1| (_ BitVec 8)) (|ULTIMATE.start_main_~var_189_arg_0~0#1| (_ BitVec 8)) (|ULTIMATE.start_main_~var_191_arg_0~0#1| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_227_arg_0~0#1_15| (_ BitVec 8)) (|ULTIMATE.start_main_~var_205_arg_0~0#1| (_ BitVec 8)) (|ULTIMATE.start_main_~var_212_arg_0~0#1| (_ BitVec 8)) (|ULTIMATE.start_main_~var_222_arg_0~0#1| (_ BitVec 8)) (|ULTIMATE.start_main_~var_228_arg_0~0#1| (_ BitVec 8))) (let ((.cse1 ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) |ULTIMATE.start_main_~var_227_arg_0~0#1|)))) (.cse2 ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) |ULTIMATE.start_main_~var_228_arg_0~0#1|))))) (and (= ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse1 (_ bv1 32)))) (bvshl .cse2 (_ bv1 32))))) (_ bv3 32)))) (bvshl ((_ zero_extend 24) |ULTIMATE.start_main_~var_231_arg_0~0#1|) (_ bv2 32)))) |c_ULTIMATE.start_main_~state_24~0#1|) (= |c_ULTIMATE.start_main_~state_10~0#1| ((_ extract 7 0) (let ((.cse4 ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvand (_ bv3 32) ((_ zero_extend 24) ((_ extract 7 0) (bvor (bvshl ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) |ULTIMATE.start_main_~var_191_arg_0~0#1|) ((_ zero_extend 24) ((_ extract 7 0) (bvor (_ bv0 32) ((_ zero_extend 24) ((_ extract 7 0) (bvor (bvshl ((_ zero_extend 24) |ULTIMATE.start_main_~var_189_arg_0~0#1|) (_ bv1 32)) (_ bv0 32)))))))))))) (_ bv1 32)) ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_227_arg_0~0#1_15|))) (_ bv1 32)))))))))) (bvshl ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvor (bvshl ((_ zero_extend 24) |ULTIMATE.start_main_~var_203_arg_0~0#1|) (_ bv1 32)) (_ bv0 32)))) (_ bv0 32)))) ((_ zero_extend 24) |ULTIMATE.start_main_~var_205_arg_0~0#1|)))))) (_ bv2 32))))))) (let ((.cse3 ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) ((_ extract 7 0) (bvashr .cse4 (_ bv2 32))))))))) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvor (bvshl ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) |ULTIMATE.start_main_~var_217_arg_0~0#1|) .cse3))) .cse1))) (_ bv1 32)) ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse1 ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) |ULTIMATE.start_main_~var_212_arg_0~0#1|) ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) ((_ extract 7 0) (bvashr .cse4 (_ bv1 32))))))))))))) (_ bv1 32))))))) (_ bv3 32)))) (bvshl ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) |ULTIMATE.start_main_~var_222_arg_0~0#1|) .cse3))) .cse2))) (_ bv2 32)))))))))))) (exists ((|ULTIMATE.start_main_~var_227_arg_0~0#1| (_ BitVec 8)) (|ULTIMATE.start_main_~var_210_arg_1~0#1| (_ BitVec 8)) (|ULTIMATE.start_main_~var_231_arg_0~0#1| (_ BitVec 8)) (|ULTIMATE.start_main_~var_156_arg_1~0#1| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_227_arg_0~0#1_16| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_205_arg_0~0#1_15| (_ BitVec 8)) (|ULTIMATE.start_main_~var_212_arg_1~0#1| (_ BitVec 8)) (|ULTIMATE.start_main_~var_222_arg_0~0#1| (_ BitVec 8)) (|ULTIMATE.start_main_~var_228_arg_0~0#1| (_ BitVec 8)) (|ULTIMATE.start_main_~var_203_arg_0~0#1| (_ BitVec 8)) (|ULTIMATE.start_main_~var_217_arg_0~0#1| (_ BitVec 8)) (|ULTIMATE.start_main_~var_189_arg_0~0#1| (_ BitVec 8)) (|ULTIMATE.start_main_~var_191_arg_0~0#1| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_203_arg_0~0#1_15| (_ BitVec 8)) (|ULTIMATE.start_main_~var_154_arg_0~0#1| (_ BitVec 8)) (|ULTIMATE.start_main_~var_202_arg_1~0#1| (_ BitVec 8)) (|ULTIMATE.start_main_~var_205_arg_0~0#1| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_229_arg_0~0#1_15| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_229_arg_1~0#1_15| (_ BitVec 8)) (|ULTIMATE.start_main_~var_155_arg_1~0#1| (_ BitVec 8))) (let ((.cse6 ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) |ULTIMATE.start_main_~var_228_arg_0~0#1|)))) (.cse5 ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) |ULTIMATE.start_main_~var_227_arg_0~0#1|))))) (and (= ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse5 (_ bv1 32)))) (bvshl .cse6 (_ bv1 32))))) (_ bv3 32)))) (bvshl ((_ zero_extend 24) |ULTIMATE.start_main_~var_231_arg_0~0#1|) (_ bv2 32)))) |c_ULTIMATE.start_main_~state_24~0#1|) (= ((_ extract 7 0) (let ((.cse7 ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) ((_ extract 7 0) (bvashr ((_ zero_extend 24) ((_ extract 7 0) (bvor (bvshl ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) |ULTIMATE.start_main_~var_205_arg_0~0#1|) ((_ zero_extend 24) ((_ extract 7 0) (let ((.cse8 ((_ zero_extend 24) ((_ extract 7 0) (bvor (bvshl ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvor (bvshl ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_203_arg_0~0#1_15|) (_ bv1 32)) (_ bv0 32)))) (_ bv0 32)))) ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_205_arg_0~0#1_15|)))))) (_ bv2 32)) ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvor (bvshl ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) |ULTIMATE.start_main_~var_191_arg_0~0#1|) ((_ zero_extend 24) ((_ extract 7 0) (bvor (_ bv0 32) ((_ zero_extend 24) ((_ extract 7 0) (bvor (bvshl ((_ zero_extend 24) |ULTIMATE.start_main_~var_189_arg_0~0#1|) (_ bv1 32)) (_ bv0 32)))))))))))) (_ bv1 32)) ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_227_arg_0~0#1_16|))) (_ bv1 32))))))) (_ bv3 32))))))))) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvor (bvshl ((_ zero_extend 24) |ULTIMATE.start_main_~var_203_arg_0~0#1|) (_ bv1 32)) ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) |ULTIMATE.start_main_~var_156_arg_1~0#1|) ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) |ULTIMATE.start_main_~var_154_arg_0~0#1|) ((_ zero_extend 24) ((_ extract 7 0) (bvashr .cse8 (_ bv1 32))))))) ((_ zero_extend 24) |ULTIMATE.start_main_~var_155_arg_1~0#1|))))))) (_ bv1 32))))))) ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvashr .cse8 (_ bv2 32)))) (_ bv1 32)))) ((_ zero_extend 24) |ULTIMATE.start_main_~var_202_arg_1~0#1|))))))))))))) (_ bv2 32)) ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvor (bvshl ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_229_arg_0~0#1_15|) (_ bv1 32)) ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_229_arg_1~0#1_15|)))) (_ bv3 32))))))) (_ bv2 32))))))))) (bvor (bvshl ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) |ULTIMATE.start_main_~var_222_arg_0~0#1|) .cse7))) .cse6))) (_ bv2 32)) ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvand (_ bv1 32) ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) |ULTIMATE.start_main_~var_212_arg_1~0#1|) ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvnot .cse6))) ((_ zero_extend 24) |ULTIMATE.start_main_~var_210_arg_1~0#1|))))))) .cse5)))))) (bvshl ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) |ULTIMATE.start_main_~var_217_arg_0~0#1|) .cse7))) .cse5))) (_ bv1 32))))) (_ bv3 32))))))) |c_ULTIMATE.start_main_~state_10~0#1|)))) .cse0)) is different from false [2023-12-03 02:48:55,946 WARN L293 SmtUtils]: Spent 1.00m on a formula simplification that was a NOOP. DAG size: 281 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-12-03 02:49:05,962 WARN L876 $PredicateComparison]: unable to prove that (not (let ((.cse0 (= (_ bv1 8) |c_ULTIMATE.start_main_~mask_SORT_1~0#1|))) (and (not (and .cse0 (exists ((|ULTIMATE.start_main_~var_203_arg_0~0#1| (_ BitVec 8)) (|ULTIMATE.start_main_~var_227_arg_0~0#1| (_ BitVec 8)) (|ULTIMATE.start_main_~var_231_arg_0~0#1| (_ BitVec 8)) (|ULTIMATE.start_main_~var_217_arg_0~0#1| (_ BitVec 8)) (|ULTIMATE.start_main_~var_189_arg_0~0#1| (_ BitVec 8)) (|ULTIMATE.start_main_~var_191_arg_0~0#1| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_227_arg_0~0#1_15| (_ BitVec 8)) (|ULTIMATE.start_main_~var_205_arg_0~0#1| (_ BitVec 8)) (|ULTIMATE.start_main_~var_212_arg_0~0#1| (_ BitVec 8)) (|ULTIMATE.start_main_~var_222_arg_0~0#1| (_ BitVec 8)) (|ULTIMATE.start_main_~var_228_arg_0~0#1| (_ BitVec 8))) (let ((.cse1 ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) |ULTIMATE.start_main_~var_227_arg_0~0#1|)))) (.cse2 ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) |ULTIMATE.start_main_~var_228_arg_0~0#1|))))) (and (= ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse1 (_ bv1 32)))) (bvshl .cse2 (_ bv1 32))))) (_ bv3 32)))) (bvshl ((_ zero_extend 24) |ULTIMATE.start_main_~var_231_arg_0~0#1|) (_ bv2 32)))) |c_ULTIMATE.start_main_~state_24~0#1|) (= |c_ULTIMATE.start_main_~state_10~0#1| ((_ extract 7 0) (let ((.cse4 ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvand (_ bv3 32) ((_ zero_extend 24) ((_ extract 7 0) (bvor (bvshl ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) |ULTIMATE.start_main_~var_191_arg_0~0#1|) ((_ zero_extend 24) ((_ extract 7 0) (bvor (_ bv0 32) ((_ zero_extend 24) ((_ extract 7 0) (bvor (bvshl ((_ zero_extend 24) |ULTIMATE.start_main_~var_189_arg_0~0#1|) (_ bv1 32)) (_ bv0 32)))))))))))) (_ bv1 32)) ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_227_arg_0~0#1_15|))) (_ bv1 32)))))))))) (bvshl ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvor (bvshl ((_ zero_extend 24) |ULTIMATE.start_main_~var_203_arg_0~0#1|) (_ bv1 32)) (_ bv0 32)))) (_ bv0 32)))) ((_ zero_extend 24) |ULTIMATE.start_main_~var_205_arg_0~0#1|)))))) (_ bv2 32))))))) (let ((.cse3 ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) ((_ extract 7 0) (bvashr .cse4 (_ bv2 32))))))))) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvor (bvshl ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) |ULTIMATE.start_main_~var_217_arg_0~0#1|) .cse3))) .cse1))) (_ bv1 32)) ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse1 ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) |ULTIMATE.start_main_~var_212_arg_0~0#1|) ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) ((_ extract 7 0) (bvashr .cse4 (_ bv1 32))))))))))))) (_ bv1 32))))))) (_ bv3 32)))) (bvshl ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) |ULTIMATE.start_main_~var_222_arg_0~0#1|) .cse3))) .cse2))) (_ bv2 32)))))))))))) (exists ((|ULTIMATE.start_main_~var_227_arg_0~0#1| (_ BitVec 8)) (|ULTIMATE.start_main_~var_210_arg_1~0#1| (_ BitVec 8)) (|ULTIMATE.start_main_~var_231_arg_0~0#1| (_ BitVec 8)) (|ULTIMATE.start_main_~var_156_arg_1~0#1| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_227_arg_0~0#1_16| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_205_arg_0~0#1_15| (_ BitVec 8)) (|ULTIMATE.start_main_~var_212_arg_1~0#1| (_ BitVec 8)) (|ULTIMATE.start_main_~var_222_arg_0~0#1| (_ BitVec 8)) (|ULTIMATE.start_main_~var_228_arg_0~0#1| (_ BitVec 8)) (|ULTIMATE.start_main_~var_203_arg_0~0#1| (_ BitVec 8)) (|ULTIMATE.start_main_~var_217_arg_0~0#1| (_ BitVec 8)) (|ULTIMATE.start_main_~var_189_arg_0~0#1| (_ BitVec 8)) (|ULTIMATE.start_main_~var_191_arg_0~0#1| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_203_arg_0~0#1_15| (_ BitVec 8)) (|ULTIMATE.start_main_~var_154_arg_0~0#1| (_ BitVec 8)) (|ULTIMATE.start_main_~var_202_arg_1~0#1| (_ BitVec 8)) (|ULTIMATE.start_main_~var_205_arg_0~0#1| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_229_arg_0~0#1_15| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_229_arg_1~0#1_15| (_ BitVec 8)) (|ULTIMATE.start_main_~var_155_arg_1~0#1| (_ BitVec 8))) (let ((.cse6 ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) |ULTIMATE.start_main_~var_228_arg_0~0#1|)))) (.cse5 ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) |ULTIMATE.start_main_~var_227_arg_0~0#1|))))) (and (= ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse5 (_ bv1 32)))) (bvshl .cse6 (_ bv1 32))))) (_ bv3 32)))) (bvshl ((_ zero_extend 24) |ULTIMATE.start_main_~var_231_arg_0~0#1|) (_ bv2 32)))) |c_ULTIMATE.start_main_~state_24~0#1|) (= ((_ extract 7 0) (let ((.cse7 ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) ((_ extract 7 0) (bvashr ((_ zero_extend 24) ((_ extract 7 0) (bvor (bvshl ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) |ULTIMATE.start_main_~var_205_arg_0~0#1|) ((_ zero_extend 24) ((_ extract 7 0) (let ((.cse8 ((_ zero_extend 24) ((_ extract 7 0) (bvor (bvshl ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvor (bvshl ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_203_arg_0~0#1_15|) (_ bv1 32)) (_ bv0 32)))) (_ bv0 32)))) ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_205_arg_0~0#1_15|)))))) (_ bv2 32)) ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvor (bvshl ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) |ULTIMATE.start_main_~var_191_arg_0~0#1|) ((_ zero_extend 24) ((_ extract 7 0) (bvor (_ bv0 32) ((_ zero_extend 24) ((_ extract 7 0) (bvor (bvshl ((_ zero_extend 24) |ULTIMATE.start_main_~var_189_arg_0~0#1|) (_ bv1 32)) (_ bv0 32)))))))))))) (_ bv1 32)) ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_227_arg_0~0#1_16|))) (_ bv1 32))))))) (_ bv3 32))))))))) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvor (bvshl ((_ zero_extend 24) |ULTIMATE.start_main_~var_203_arg_0~0#1|) (_ bv1 32)) ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) |ULTIMATE.start_main_~var_156_arg_1~0#1|) ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) |ULTIMATE.start_main_~var_154_arg_0~0#1|) ((_ zero_extend 24) ((_ extract 7 0) (bvashr .cse8 (_ bv1 32))))))) ((_ zero_extend 24) |ULTIMATE.start_main_~var_155_arg_1~0#1|))))))) (_ bv1 32))))))) ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvashr .cse8 (_ bv2 32)))) (_ bv1 32)))) ((_ zero_extend 24) |ULTIMATE.start_main_~var_202_arg_1~0#1|))))))))))))) (_ bv2 32)) ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvor (bvshl ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_229_arg_0~0#1_15|) (_ bv1 32)) ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_229_arg_1~0#1_15|)))) (_ bv3 32))))))) (_ bv2 32))))))))) (bvor (bvshl ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) |ULTIMATE.start_main_~var_222_arg_0~0#1|) .cse7))) .cse6))) (_ bv2 32)) ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvand (_ bv1 32) ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) |ULTIMATE.start_main_~var_212_arg_1~0#1|) ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvnot .cse6))) ((_ zero_extend 24) |ULTIMATE.start_main_~var_210_arg_1~0#1|))))))) .cse5)))))) (bvshl ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) |ULTIMATE.start_main_~var_217_arg_0~0#1|) .cse7))) .cse5))) (_ bv1 32))))) (_ bv3 32))))))) |c_ULTIMATE.start_main_~state_10~0#1|)))) .cse0))) is different from true