./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.eq_sdp_v2.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version e04fb08f 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_bcb6f4b0-9d1d-4769-9e15-89930c0bedfa/bin/uautomizer-tPACEb0tL8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcb6f4b0-9d1d-4769-9e15-89930c0bedfa/bin/uautomizer-tPACEb0tL8/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcb6f4b0-9d1d-4769-9e15-89930c0bedfa/bin/uautomizer-tPACEb0tL8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcb6f4b0-9d1d-4769-9e15-89930c0bedfa/bin/uautomizer-tPACEb0tL8/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.eq_sdp_v2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcb6f4b0-9d1d-4769-9e15-89930c0bedfa/bin/uautomizer-tPACEb0tL8/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcb6f4b0-9d1d-4769-9e15-89930c0bedfa/bin/uautomizer-tPACEb0tL8 --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 305e23961ddec06d27a383cd2e2e2d7b49d90c9637b68ea1de5dfcf9243db1b4 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-e04fb08 [2022-11-16 12:25:24,556 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-16 12:25:24,558 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-16 12:25:24,579 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-16 12:25:24,579 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-16 12:25:24,580 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-16 12:25:24,582 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-16 12:25:24,584 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-16 12:25:24,586 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-16 12:25:24,587 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-16 12:25:24,589 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-16 12:25:24,590 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-16 12:25:24,591 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-16 12:25:24,592 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-16 12:25:24,594 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-16 12:25:24,595 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-16 12:25:24,596 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-16 12:25:24,597 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-16 12:25:24,599 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-16 12:25:24,602 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-16 12:25:24,604 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-16 12:25:24,606 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-16 12:25:24,608 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-16 12:25:24,609 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-16 12:25:24,614 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-16 12:25:24,614 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-16 12:25:24,615 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-16 12:25:24,616 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-16 12:25:24,617 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-16 12:25:24,619 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-16 12:25:24,619 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-16 12:25:24,620 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-16 12:25:24,621 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-16 12:25:24,622 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-16 12:25:24,624 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-16 12:25:24,624 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-16 12:25:24,625 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-16 12:25:24,626 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-16 12:25:24,626 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-16 12:25:24,628 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-16 12:25:24,629 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-16 12:25:24,630 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcb6f4b0-9d1d-4769-9e15-89930c0bedfa/bin/uautomizer-tPACEb0tL8/config/svcomp-Reach-64bit-Automizer_Default.epf [2022-11-16 12:25:24,680 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-16 12:25:24,681 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-16 12:25:24,681 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-16 12:25:24,682 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-16 12:25:24,683 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-16 12:25:24,684 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-16 12:25:24,684 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-16 12:25:24,684 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-16 12:25:24,685 INFO L138 SettingsManager]: * Use SBE=true [2022-11-16 12:25:24,685 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-16 12:25:24,686 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-16 12:25:24,686 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-16 12:25:24,686 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-16 12:25:24,687 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-16 12:25:24,687 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-16 12:25:24,687 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-16 12:25:24,687 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-16 12:25:24,688 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-16 12:25:24,688 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-16 12:25:24,688 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-16 12:25:24,688 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-16 12:25:24,688 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-16 12:25:24,689 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-16 12:25:24,689 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-16 12:25:24,689 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-16 12:25:24,689 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-16 12:25:24,691 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-16 12:25:24,691 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-11-16 12:25:24,691 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-16 12:25:24,692 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-16 12:25:24,692 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcb6f4b0-9d1d-4769-9e15-89930c0bedfa/bin/uautomizer-tPACEb0tL8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcb6f4b0-9d1d-4769-9e15-89930c0bedfa/bin/uautomizer-tPACEb0tL8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 305e23961ddec06d27a383cd2e2e2d7b49d90c9637b68ea1de5dfcf9243db1b4 [2022-11-16 12:25:25,006 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-16 12:25:25,031 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-16 12:25:25,034 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-16 12:25:25,036 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-16 12:25:25,037 INFO L275 PluginConnector]: CDTParser initialized [2022-11-16 12:25:25,038 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcb6f4b0-9d1d-4769-9e15-89930c0bedfa/bin/uautomizer-tPACEb0tL8/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.eq_sdp_v2.c [2022-11-16 12:25:25,122 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcb6f4b0-9d1d-4769-9e15-89930c0bedfa/bin/uautomizer-tPACEb0tL8/data/91d400799/8299b909c5ba4c09acb906515dbe5a0c/FLAG18426a2be [2022-11-16 12:25:25,740 INFO L306 CDTParser]: Found 1 translation units. [2022-11-16 12:25:25,741 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcb6f4b0-9d1d-4769-9e15-89930c0bedfa/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.eq_sdp_v2.c [2022-11-16 12:25:25,762 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcb6f4b0-9d1d-4769-9e15-89930c0bedfa/bin/uautomizer-tPACEb0tL8/data/91d400799/8299b909c5ba4c09acb906515dbe5a0c/FLAG18426a2be [2022-11-16 12:25:26,066 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcb6f4b0-9d1d-4769-9e15-89930c0bedfa/bin/uautomizer-tPACEb0tL8/data/91d400799/8299b909c5ba4c09acb906515dbe5a0c [2022-11-16 12:25:26,069 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-16 12:25:26,071 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-16 12:25:26,073 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-16 12:25:26,073 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-16 12:25:26,077 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-16 12:25:26,078 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 12:25:26" (1/1) ... [2022-11-16 12:25:26,079 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@13dcde23 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:25:26, skipping insertion in model container [2022-11-16 12:25:26,079 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 12:25:26" (1/1) ... [2022-11-16 12:25:26,087 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-16 12:25:26,132 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-16 12:25:26,291 WARN L229 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_bcb6f4b0-9d1d-4769-9e15-89930c0bedfa/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.eq_sdp_v2.c[1107,1120] [2022-11-16 12:25:26,391 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-16 12:25:26,395 INFO L203 MainTranslator]: Completed pre-run [2022-11-16 12:25:26,407 WARN L229 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_bcb6f4b0-9d1d-4769-9e15-89930c0bedfa/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.eq_sdp_v2.c[1107,1120] [2022-11-16 12:25:26,447 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-16 12:25:26,463 INFO L208 MainTranslator]: Completed translation [2022-11-16 12:25:26,463 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:25:26 WrapperNode [2022-11-16 12:25:26,464 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-16 12:25:26,477 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-16 12:25:26,477 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-16 12:25:26,478 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-16 12:25:26,487 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:25:26" (1/1) ... [2022-11-16 12:25:26,498 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:25:26" (1/1) ... [2022-11-16 12:25:26,554 INFO L138 Inliner]: procedures = 11, calls = 3, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 278 [2022-11-16 12:25:26,555 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-16 12:25:26,555 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-16 12:25:26,556 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-16 12:25:26,556 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-16 12:25:26,567 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:25:26" (1/1) ... [2022-11-16 12:25:26,567 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:25:26" (1/1) ... [2022-11-16 12:25:26,583 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:25:26" (1/1) ... [2022-11-16 12:25:26,589 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:25:26" (1/1) ... [2022-11-16 12:25:26,609 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:25:26" (1/1) ... [2022-11-16 12:25:26,613 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:25:26" (1/1) ... [2022-11-16 12:25:26,628 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:25:26" (1/1) ... [2022-11-16 12:25:26,630 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:25:26" (1/1) ... [2022-11-16 12:25:26,633 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-16 12:25:26,634 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-16 12:25:26,634 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-16 12:25:26,635 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-16 12:25:26,636 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:25:26" (1/1) ... [2022-11-16 12:25:26,656 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-16 12:25:26,669 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcb6f4b0-9d1d-4769-9e15-89930c0bedfa/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 12:25:26,685 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcb6f4b0-9d1d-4769-9e15-89930c0bedfa/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-16 12:25:26,710 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcb6f4b0-9d1d-4769-9e15-89930c0bedfa/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-16 12:25:26,739 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-16 12:25:26,739 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-16 12:25:26,900 INFO L235 CfgBuilder]: Building ICFG [2022-11-16 12:25:26,916 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-16 12:25:27,419 INFO L276 CfgBuilder]: Performing block encoding [2022-11-16 12:25:27,431 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-16 12:25:27,431 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-11-16 12:25:27,434 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 12:25:27 BoogieIcfgContainer [2022-11-16 12:25:27,434 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-16 12:25:27,439 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-16 12:25:27,439 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-16 12:25:27,445 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-16 12:25:27,445 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 16.11 12:25:26" (1/3) ... [2022-11-16 12:25:27,446 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1569c120 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.11 12:25:27, skipping insertion in model container [2022-11-16 12:25:27,446 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:25:26" (2/3) ... [2022-11-16 12:25:27,447 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1569c120 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.11 12:25:27, skipping insertion in model container [2022-11-16 12:25:27,447 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 12:25:27" (3/3) ... [2022-11-16 12:25:27,449 INFO L112 eAbstractionObserver]: Analyzing ICFG btor2c-lazyMod.eq_sdp_v2.c [2022-11-16 12:25:27,498 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-16 12:25:27,499 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-11-16 12:25:27,591 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-16 12:25:27,609 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@54c6aa66, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-16 12:25:27,609 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-11-16 12:25:27,616 INFO L276 IsEmpty]: Start isEmpty. Operand has 35 states, 33 states have (on average 1.606060606060606) internal successors, (53), 34 states have internal predecessors, (53), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-16 12:25:27,627 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-11-16 12:25:27,628 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 12:25:27,629 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-16 12:25:27,630 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-16 12:25:27,637 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 12:25:27,638 INFO L85 PathProgramCache]: Analyzing trace with hash 1428179117, now seen corresponding path program 1 times [2022-11-16 12:25:27,649 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-16 12:25:27,651 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [501324729] [2022-11-16 12:25:27,651 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 12:25:27,652 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 12:25:27,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:25:28,213 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 12:25:28,214 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-16 12:25:28,214 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [501324729] [2022-11-16 12:25:28,215 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [501324729] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-16 12:25:28,216 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-16 12:25:28,216 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-16 12:25:28,218 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [115315000] [2022-11-16 12:25:28,219 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-16 12:25:28,224 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-16 12:25:28,225 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-16 12:25:28,275 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-16 12:25:28,276 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-16 12:25:28,279 INFO L87 Difference]: Start difference. First operand has 35 states, 33 states have (on average 1.606060606060606) internal successors, (53), 34 states have internal predecessors, (53), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 4 states, 4 states have (on average 3.25) internal successors, (13), 4 states have internal predecessors, (13), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-16 12:25:28,428 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 12:25:28,428 INFO L93 Difference]: Finished difference Result 103 states and 167 transitions. [2022-11-16 12:25:28,429 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-16 12:25:28,431 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 3.25) internal successors, (13), 4 states have internal predecessors, (13), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 13 [2022-11-16 12:25:28,432 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-16 12:25:28,442 INFO L225 Difference]: With dead ends: 103 [2022-11-16 12:25:28,442 INFO L226 Difference]: Without dead ends: 70 [2022-11-16 12:25:28,446 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-16 12:25:28,450 INFO L413 NwaCegarLoop]: 65 mSDtfsCounter, 117 mSDsluCounter, 78 mSDsCounter, 0 mSdLazyCounter, 17 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 117 SdHoareTripleChecker+Valid, 143 SdHoareTripleChecker+Invalid, 18 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 17 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-11-16 12:25:28,451 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [117 Valid, 143 Invalid, 18 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 17 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-11-16 12:25:28,472 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 70 states. [2022-11-16 12:25:28,489 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 70 to 33. [2022-11-16 12:25:28,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 33 states, 32 states have (on average 1.53125) internal successors, (49), 32 states have internal predecessors, (49), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-16 12:25:28,491 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 33 states and 49 transitions. [2022-11-16 12:25:28,493 INFO L78 Accepts]: Start accepts. Automaton has 33 states and 49 transitions. Word has length 13 [2022-11-16 12:25:28,493 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-16 12:25:28,494 INFO L495 AbstractCegarLoop]: Abstraction has 33 states and 49 transitions. [2022-11-16 12:25:28,494 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 3.25) internal successors, (13), 4 states have internal predecessors, (13), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-16 12:25:28,496 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 49 transitions. [2022-11-16 12:25:28,496 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-11-16 12:25:28,496 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 12:25:28,497 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-16 12:25:28,497 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-16 12:25:28,497 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-16 12:25:28,498 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 12:25:28,498 INFO L85 PathProgramCache]: Analyzing trace with hash 1325604663, now seen corresponding path program 1 times [2022-11-16 12:25:28,498 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-16 12:25:28,499 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1523475275] [2022-11-16 12:25:28,499 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 12:25:28,499 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 12:25:28,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-16 12:25:28,541 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-16 12:25:28,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-16 12:25:28,615 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-16 12:25:28,616 INFO L359 BasicCegarLoop]: Counterexample is feasible [2022-11-16 12:25:28,618 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2022-11-16 12:25:28,620 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-11-16 12:25:28,627 INFO L444 BasicCegarLoop]: Path program histogram: [1, 1] [2022-11-16 12:25:28,630 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-11-16 12:25:28,664 WARN L320 BoogieBacktranslator]: Removing null node from list of ATEs: ATE program state null [2022-11-16 12:25:28,674 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 16.11 12:25:28 BoogieIcfgContainer [2022-11-16 12:25:28,674 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-11-16 12:25:28,675 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-16 12:25:28,675 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-16 12:25:28,675 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-16 12:25:28,676 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 12:25:27" (3/4) ... [2022-11-16 12:25:28,680 INFO L140 WitnessPrinter]: No result that supports witness generation found [2022-11-16 12:25:28,680 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-16 12:25:28,681 INFO L158 Benchmark]: Toolchain (without parser) took 2609.64ms. Allocated memory was 111.1MB in the beginning and 138.4MB in the end (delta: 27.3MB). Free memory was 78.5MB in the beginning and 71.9MB in the end (delta: 6.7MB). Peak memory consumption was 34.6MB. Max. memory is 16.1GB. [2022-11-16 12:25:28,681 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 111.1MB. Free memory is still 63.6MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-16 12:25:28,682 INFO L158 Benchmark]: CACSL2BoogieTranslator took 391.16ms. Allocated memory is still 111.1MB. Free memory was 78.3MB in the beginning and 82.3MB in the end (delta: -4.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-11-16 12:25:28,683 INFO L158 Benchmark]: Boogie Procedure Inliner took 78.11ms. Allocated memory is still 111.1MB. Free memory was 82.3MB in the beginning and 79.3MB in the end (delta: 3.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-16 12:25:28,683 INFO L158 Benchmark]: Boogie Preprocessor took 78.02ms. Allocated memory is still 111.1MB. Free memory was 79.3MB in the beginning and 77.3MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-16 12:25:28,684 INFO L158 Benchmark]: RCFGBuilder took 799.93ms. Allocated memory is still 111.1MB. Free memory was 77.3MB in the beginning and 55.8MB in the end (delta: 21.5MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2022-11-16 12:25:28,685 INFO L158 Benchmark]: TraceAbstraction took 1235.39ms. Allocated memory was 111.1MB in the beginning and 138.4MB in the end (delta: 27.3MB). Free memory was 55.0MB in the beginning and 71.9MB in the end (delta: -16.8MB). Peak memory consumption was 12.2MB. Max. memory is 16.1GB. [2022-11-16 12:25:28,685 INFO L158 Benchmark]: Witness Printer took 5.01ms. Allocated memory is still 138.4MB. Free memory is still 71.9MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-16 12:25:28,688 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34ms. Allocated memory is still 111.1MB. Free memory is still 63.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 391.16ms. Allocated memory is still 111.1MB. Free memory was 78.3MB in the beginning and 82.3MB in the end (delta: -4.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 78.11ms. Allocated memory is still 111.1MB. Free memory was 82.3MB in the beginning and 79.3MB in the end (delta: 3.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 78.02ms. Allocated memory is still 111.1MB. Free memory was 79.3MB in the beginning and 77.3MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 799.93ms. Allocated memory is still 111.1MB. Free memory was 77.3MB in the beginning and 55.8MB in the end (delta: 21.5MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. * TraceAbstraction took 1235.39ms. Allocated memory was 111.1MB in the beginning and 138.4MB in the end (delta: 27.3MB). Free memory was 55.0MB in the beginning and 71.9MB in the end (delta: -16.8MB). Peak memory consumption was 12.2MB. Max. memory is 16.1GB. * Witness Printer took 5.01ms. Allocated memory is still 138.4MB. Free memory is still 71.9MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 20]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: overapproximation of bitwiseComplement at line 94, overapproximation of bitwiseAnd at line 97. Possible FailurePath: [L25] const SORT_1 mask_SORT_1 = (SORT_1)-1 >> (sizeof(SORT_1) * 8 - 1); [L26] const SORT_1 msb_SORT_1 = (SORT_1)1 << (1 - 1); [L28] const SORT_1 var_9 = 0; [L29] const SORT_1 var_17 = 1; [L31] SORT_1 input_2; [L32] SORT_1 input_3; [L33] SORT_1 input_4; [L34] SORT_1 input_5; [L35] SORT_1 input_6; [L36] SORT_1 input_7; [L37] SORT_1 input_8; [L39] SORT_1 state_10 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L40] SORT_1 state_12 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L41] SORT_1 state_21 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L42] SORT_1 state_23 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L43] SORT_1 state_25 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L44] SORT_1 state_27 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L45] SORT_1 state_29 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L46] SORT_1 state_31 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L47] SORT_1 state_33 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L48] SORT_1 state_35 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L49] SORT_1 state_38 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L50] SORT_1 state_40 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L52] SORT_1 init_11_arg_1 = var_9; [L53] state_10 = init_11_arg_1 [L54] SORT_1 init_13_arg_1 = var_9; [L55] state_12 = init_13_arg_1 [L56] SORT_1 init_22_arg_1 = var_9; [L57] state_21 = init_22_arg_1 [L58] SORT_1 init_24_arg_1 = var_9; [L59] state_23 = init_24_arg_1 [L60] SORT_1 init_26_arg_1 = var_9; [L61] state_25 = init_26_arg_1 [L62] SORT_1 init_28_arg_1 = var_9; [L63] state_27 = init_28_arg_1 [L64] SORT_1 init_30_arg_1 = var_9; [L65] state_29 = init_30_arg_1 [L66] SORT_1 init_32_arg_1 = var_9; [L67] state_31 = init_32_arg_1 [L68] SORT_1 init_34_arg_1 = var_9; [L69] state_33 = init_34_arg_1 [L70] SORT_1 init_36_arg_1 = var_9; [L71] state_35 = init_36_arg_1 [L72] SORT_1 init_39_arg_1 = var_9; [L73] state_38 = init_39_arg_1 [L74] SORT_1 init_41_arg_1 = var_9; [L75] state_40 = init_41_arg_1 VAL [init_11_arg_1=0, init_13_arg_1=0, init_22_arg_1=0, init_24_arg_1=0, init_26_arg_1=0, init_28_arg_1=0, init_30_arg_1=0, init_32_arg_1=0, init_34_arg_1=0, init_36_arg_1=0, init_39_arg_1=0, init_41_arg_1=0, mask_SORT_1=1, msb_SORT_1=1, state_10=0, state_12=0, state_21=0, state_23=0, state_25=0, state_27=0, state_29=0, state_31=0, state_33=0, state_35=0, state_38=0, state_40=0, var_17=1, var_9=0] [L78] input_2 = __VERIFIER_nondet_uchar() [L79] input_3 = __VERIFIER_nondet_uchar() [L80] input_4 = __VERIFIER_nondet_uchar() [L81] input_5 = __VERIFIER_nondet_uchar() [L82] input_6 = __VERIFIER_nondet_uchar() [L83] input_6 = input_6 & mask_SORT_1 VAL [init_11_arg_1=0, init_13_arg_1=0, init_22_arg_1=0, init_24_arg_1=0, init_26_arg_1=0, init_28_arg_1=0, init_30_arg_1=0, init_32_arg_1=0, init_34_arg_1=0, init_36_arg_1=0, init_39_arg_1=0, init_41_arg_1=0, input_2=3, input_3=4, input_4=6, input_5=5, input_6=0, mask_SORT_1=1, msb_SORT_1=1, state_10=0, state_12=0, state_21=0, state_23=0, state_25=0, state_27=0, state_29=0, state_31=0, state_33=0, state_35=0, state_38=0, state_40=0, var_17=1, var_9=0] [L84] input_7 = __VERIFIER_nondet_uchar() [L85] input_7 = input_7 & mask_SORT_1 VAL [init_11_arg_1=0, init_13_arg_1=0, init_22_arg_1=0, init_24_arg_1=0, init_26_arg_1=0, init_28_arg_1=0, init_30_arg_1=0, init_32_arg_1=0, init_34_arg_1=0, init_36_arg_1=0, init_39_arg_1=0, init_41_arg_1=0, input_2=3, input_3=4, input_4=6, input_5=5, input_6=0, input_7=0, mask_SORT_1=1, msb_SORT_1=1, state_10=0, state_12=0, state_21=0, state_23=0, state_25=0, state_27=0, state_29=0, state_31=0, state_33=0, state_35=0, state_38=0, state_40=0, var_17=1, var_9=0] [L86] input_8 = __VERIFIER_nondet_uchar() [L87] input_8 = input_8 & mask_SORT_1 VAL [init_11_arg_1=0, init_13_arg_1=0, init_22_arg_1=0, init_24_arg_1=0, init_26_arg_1=0, init_28_arg_1=0, init_30_arg_1=0, init_32_arg_1=0, init_34_arg_1=0, init_36_arg_1=0, init_39_arg_1=0, init_41_arg_1=0, input_2=3, input_3=4, input_4=6, input_5=5, input_6=0, input_7=0, input_8=0, mask_SORT_1=1, msb_SORT_1=1, state_10=0, state_12=0, state_21=0, state_23=0, state_25=0, state_27=0, state_29=0, state_31=0, state_33=0, state_35=0, state_38=0, state_40=0, var_17=1, var_9=0] [L90] SORT_1 var_14_arg_0 = state_10; [L91] SORT_1 var_14_arg_1 = state_12; [L92] SORT_1 var_14 = var_14_arg_0 == var_14_arg_1; [L93] SORT_1 var_18_arg_0 = var_14; [L94] SORT_1 var_18 = ~var_18_arg_0; [L95] SORT_1 var_19_arg_0 = var_17; [L96] SORT_1 var_19_arg_1 = var_18; [L97] SORT_1 var_19 = var_19_arg_0 & var_19_arg_1; VAL [init_11_arg_1=0, init_13_arg_1=0, init_22_arg_1=0, init_24_arg_1=0, init_26_arg_1=0, init_28_arg_1=0, init_30_arg_1=0, init_32_arg_1=0, init_34_arg_1=0, init_36_arg_1=0, init_39_arg_1=0, init_41_arg_1=0, input_2=3, input_3=4, input_4=6, input_5=5, input_6=0, input_7=0, input_8=0, mask_SORT_1=1, msb_SORT_1=1, state_10=0, state_12=0, state_21=0, state_23=0, state_25=0, state_27=0, state_29=0, state_31=0, state_33=0, state_35=0, state_38=0, state_40=0, var_14=1, var_14_arg_0=0, var_14_arg_1=0, var_17=1, var_18=2, var_18_arg_0=1, var_19=1, var_19_arg_0=1, var_19_arg_1=2, var_9=0] [L98] var_19 = var_19 & mask_SORT_1 VAL [init_11_arg_1=0, init_13_arg_1=0, init_22_arg_1=0, init_24_arg_1=0, init_26_arg_1=0, init_28_arg_1=0, init_30_arg_1=0, init_32_arg_1=0, init_34_arg_1=0, init_36_arg_1=0, init_39_arg_1=0, init_41_arg_1=0, input_2=3, input_3=4, input_4=6, input_5=5, input_6=0, input_7=0, input_8=0, mask_SORT_1=1, msb_SORT_1=1, state_10=0, state_12=0, state_21=0, state_23=0, state_25=0, state_27=0, state_29=0, state_31=0, state_33=0, state_35=0, state_38=0, state_40=0, var_14=1, var_14_arg_0=0, var_14_arg_1=0, var_17=1, var_18=2, var_18_arg_0=1, var_19=1, var_19_arg_0=1, var_19_arg_1=2, var_9=0] [L99] SORT_1 bad_20_arg_0 = var_19; [L100] CALL __VERIFIER_assert(!(bad_20_arg_0)) [L20] COND TRUE !(cond) VAL [\old(cond)=0, cond=0] [L20] reach_error() VAL [\old(cond)=0, cond=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 35 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.1s, OverallIterations: 2, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 117 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 117 mSDsluCounter, 143 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 78 mSDsCounter, 1 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 17 IncrementalHoareTripleChecker+Invalid, 18 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 1 mSolverCounterUnsat, 65 mSDtfsCounter, 17 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=35occurred in iteration=0, InterpolantAutomatonStates: 5, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 37 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.4s InterpolantComputationTime, 27 NumberOfCodeBlocks, 27 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 12 ConstructedInterpolants, 0 QuantifiedInterpolants, 17 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2022-11-16 12:25:28,711 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcb6f4b0-9d1d-4769-9e15-89930c0bedfa/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with 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_bcb6f4b0-9d1d-4769-9e15-89930c0bedfa/bin/uautomizer-tPACEb0tL8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcb6f4b0-9d1d-4769-9e15-89930c0bedfa/bin/uautomizer-tPACEb0tL8/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcb6f4b0-9d1d-4769-9e15-89930c0bedfa/bin/uautomizer-tPACEb0tL8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcb6f4b0-9d1d-4769-9e15-89930c0bedfa/bin/uautomizer-tPACEb0tL8/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.eq_sdp_v2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcb6f4b0-9d1d-4769-9e15-89930c0bedfa/bin/uautomizer-tPACEb0tL8/config/svcomp-Reach-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcb6f4b0-9d1d-4769-9e15-89930c0bedfa/bin/uautomizer-tPACEb0tL8 --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 305e23961ddec06d27a383cd2e2e2d7b49d90c9637b68ea1de5dfcf9243db1b4 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-e04fb08 [2022-11-16 12:25:31,260 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-16 12:25:31,263 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-16 12:25:31,292 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-16 12:25:31,296 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-16 12:25:31,300 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-16 12:25:31,303 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-16 12:25:31,310 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-16 12:25:31,312 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-16 12:25:31,318 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-16 12:25:31,319 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-16 12:25:31,322 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-16 12:25:31,322 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-16 12:25:31,325 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-16 12:25:31,327 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-16 12:25:31,332 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-16 12:25:31,334 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-16 12:25:31,336 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-16 12:25:31,339 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-16 12:25:31,344 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-16 12:25:31,349 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-16 12:25:31,350 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-16 12:25:31,351 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-16 12:25:31,352 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-16 12:25:31,356 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-16 12:25:31,357 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-16 12:25:31,357 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-16 12:25:31,358 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-16 12:25:31,358 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-16 12:25:31,360 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-16 12:25:31,360 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-16 12:25:31,361 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-16 12:25:31,362 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-16 12:25:31,362 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-16 12:25:31,364 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-16 12:25:31,364 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-16 12:25:31,365 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-16 12:25:31,365 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-16 12:25:31,366 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-16 12:25:31,367 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-16 12:25:31,368 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-16 12:25:31,369 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcb6f4b0-9d1d-4769-9e15-89930c0bedfa/bin/uautomizer-tPACEb0tL8/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2022-11-16 12:25:31,406 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-16 12:25:31,407 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-16 12:25:31,407 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-16 12:25:31,407 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-16 12:25:31,408 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-16 12:25:31,409 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-16 12:25:31,409 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-16 12:25:31,410 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-16 12:25:31,410 INFO L138 SettingsManager]: * Use SBE=true [2022-11-16 12:25:31,410 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-16 12:25:31,411 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-16 12:25:31,411 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-16 12:25:31,411 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-16 12:25:31,411 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-16 12:25:31,412 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-16 12:25:31,412 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-16 12:25:31,412 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-16 12:25:31,412 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-16 12:25:31,413 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-16 12:25:31,413 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-16 12:25:31,413 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-16 12:25:31,413 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-16 12:25:31,414 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-16 12:25:31,414 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-16 12:25:31,414 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-16 12:25:31,415 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-16 12:25:31,415 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-16 12:25:31,415 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2022-11-16 12:25:31,415 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-16 12:25:31,416 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-11-16 12:25:31,416 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-16 12:25:31,416 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-16 12:25:31,416 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-16 12:25:31,417 INFO L138 SettingsManager]: * Logic for external solver=AUFBV WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcb6f4b0-9d1d-4769-9e15-89930c0bedfa/bin/uautomizer-tPACEb0tL8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcb6f4b0-9d1d-4769-9e15-89930c0bedfa/bin/uautomizer-tPACEb0tL8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 305e23961ddec06d27a383cd2e2e2d7b49d90c9637b68ea1de5dfcf9243db1b4 [2022-11-16 12:25:31,868 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-16 12:25:31,900 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-16 12:25:31,903 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-16 12:25:31,904 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-16 12:25:31,908 INFO L275 PluginConnector]: CDTParser initialized [2022-11-16 12:25:31,910 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcb6f4b0-9d1d-4769-9e15-89930c0bedfa/bin/uautomizer-tPACEb0tL8/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.eq_sdp_v2.c [2022-11-16 12:25:31,986 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcb6f4b0-9d1d-4769-9e15-89930c0bedfa/bin/uautomizer-tPACEb0tL8/data/91ebe5ce2/6b5d97ceae624a50a208ebff56c15895/FLAG39e5f9f2d [2022-11-16 12:25:32,593 INFO L306 CDTParser]: Found 1 translation units. [2022-11-16 12:25:32,593 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcb6f4b0-9d1d-4769-9e15-89930c0bedfa/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.eq_sdp_v2.c [2022-11-16 12:25:32,601 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcb6f4b0-9d1d-4769-9e15-89930c0bedfa/bin/uautomizer-tPACEb0tL8/data/91ebe5ce2/6b5d97ceae624a50a208ebff56c15895/FLAG39e5f9f2d [2022-11-16 12:25:32,900 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcb6f4b0-9d1d-4769-9e15-89930c0bedfa/bin/uautomizer-tPACEb0tL8/data/91ebe5ce2/6b5d97ceae624a50a208ebff56c15895 [2022-11-16 12:25:32,902 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-16 12:25:32,904 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-16 12:25:32,906 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-16 12:25:32,906 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-16 12:25:32,911 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-16 12:25:32,912 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 12:25:32" (1/1) ... [2022-11-16 12:25:32,914 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5b490c52 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:25:32, skipping insertion in model container [2022-11-16 12:25:32,914 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 12:25:32" (1/1) ... [2022-11-16 12:25:32,923 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-16 12:25:32,957 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-16 12:25:33,093 WARN L229 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_bcb6f4b0-9d1d-4769-9e15-89930c0bedfa/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.eq_sdp_v2.c[1107,1120] [2022-11-16 12:25:33,195 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-16 12:25:33,198 INFO L203 MainTranslator]: Completed pre-run [2022-11-16 12:25:33,225 WARN L229 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_bcb6f4b0-9d1d-4769-9e15-89930c0bedfa/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.eq_sdp_v2.c[1107,1120] [2022-11-16 12:25:33,288 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-16 12:25:33,301 INFO L208 MainTranslator]: Completed translation [2022-11-16 12:25:33,302 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:25:33 WrapperNode [2022-11-16 12:25:33,302 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-16 12:25:33,303 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-16 12:25:33,304 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-16 12:25:33,304 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-16 12:25:33,312 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:25:33" (1/1) ... [2022-11-16 12:25:33,323 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:25:33" (1/1) ... [2022-11-16 12:25:33,357 INFO L138 Inliner]: procedures = 11, calls = 3, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 222 [2022-11-16 12:25:33,357 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-16 12:25:33,358 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-16 12:25:33,359 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-16 12:25:33,359 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-16 12:25:33,369 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:25:33" (1/1) ... [2022-11-16 12:25:33,369 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:25:33" (1/1) ... [2022-11-16 12:25:33,373 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:25:33" (1/1) ... [2022-11-16 12:25:33,374 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:25:33" (1/1) ... [2022-11-16 12:25:33,382 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:25:33" (1/1) ... [2022-11-16 12:25:33,387 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:25:33" (1/1) ... [2022-11-16 12:25:33,389 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:25:33" (1/1) ... [2022-11-16 12:25:33,390 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:25:33" (1/1) ... [2022-11-16 12:25:33,394 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-16 12:25:33,395 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-16 12:25:33,395 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-16 12:25:33,395 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-16 12:25:33,396 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:25:33" (1/1) ... [2022-11-16 12:25:33,403 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-16 12:25:33,416 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcb6f4b0-9d1d-4769-9e15-89930c0bedfa/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 12:25:33,435 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcb6f4b0-9d1d-4769-9e15-89930c0bedfa/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-16 12:25:33,466 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcb6f4b0-9d1d-4769-9e15-89930c0bedfa/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-16 12:25:33,502 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-16 12:25:33,502 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-16 12:25:33,701 INFO L235 CfgBuilder]: Building ICFG [2022-11-16 12:25:33,717 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-16 12:25:34,179 INFO L276 CfgBuilder]: Performing block encoding [2022-11-16 12:25:34,186 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-16 12:25:34,187 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-11-16 12:25:34,189 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 12:25:34 BoogieIcfgContainer [2022-11-16 12:25:34,189 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-16 12:25:34,191 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-16 12:25:34,191 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-16 12:25:34,203 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-16 12:25:34,203 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 16.11 12:25:32" (1/3) ... [2022-11-16 12:25:34,204 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@14dff13f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.11 12:25:34, skipping insertion in model container [2022-11-16 12:25:34,204 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:25:33" (2/3) ... [2022-11-16 12:25:34,205 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@14dff13f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.11 12:25:34, skipping insertion in model container [2022-11-16 12:25:34,205 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 12:25:34" (3/3) ... [2022-11-16 12:25:34,206 INFO L112 eAbstractionObserver]: Analyzing ICFG btor2c-lazyMod.eq_sdp_v2.c [2022-11-16 12:25:34,228 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-16 12:25:34,229 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-11-16 12:25:34,302 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-16 12:25:34,318 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@5daa1297, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-16 12:25:34,318 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-11-16 12:25:34,329 INFO L276 IsEmpty]: Start isEmpty. Operand has 11 states, 9 states have (on average 1.4444444444444444) internal successors, (13), 10 states have internal predecessors, (13), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-16 12:25:34,335 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2022-11-16 12:25:34,336 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 12:25:34,337 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1] [2022-11-16 12:25:34,337 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-16 12:25:34,345 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 12:25:34,346 INFO L85 PathProgramCache]: Analyzing trace with hash 28698761, now seen corresponding path program 1 times [2022-11-16 12:25:34,360 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-16 12:25:34,362 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1460181649] [2022-11-16 12:25:34,362 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 12:25:34,363 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-16 12:25:34,363 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcb6f4b0-9d1d-4769-9e15-89930c0bedfa/bin/uautomizer-tPACEb0tL8/mathsat [2022-11-16 12:25:34,374 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcb6f4b0-9d1d-4769-9e15-89930c0bedfa/bin/uautomizer-tPACEb0tL8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-16 12:25:34,386 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcb6f4b0-9d1d-4769-9e15-89930c0bedfa/bin/uautomizer-tPACEb0tL8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2022-11-16 12:25:34,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:25:34,541 INFO L263 TraceCheckSpWp]: Trace formula consists of 51 conjuncts, 17 conjunts are in the unsatisfiable core [2022-11-16 12:25:34,548 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 12:25:34,754 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 12:25:34,754 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-16 12:25:34,755 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-16 12:25:34,755 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1460181649] [2022-11-16 12:25:34,756 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1460181649] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-16 12:25:34,756 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-16 12:25:34,756 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-16 12:25:34,758 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1718364526] [2022-11-16 12:25:34,759 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-16 12:25:34,764 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-16 12:25:34,764 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-16 12:25:34,797 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-16 12:25:34,798 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-16 12:25:34,800 INFO L87 Difference]: Start difference. First operand has 11 states, 9 states have (on average 1.4444444444444444) internal successors, (13), 10 states have internal predecessors, (13), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 4 states, 4 states have (on average 1.25) internal successors, (5), 4 states have internal predecessors, (5), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-16 12:25:34,879 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 12:25:34,880 INFO L93 Difference]: Finished difference Result 20 states and 30 transitions. [2022-11-16 12:25:34,882 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-16 12:25:34,885 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 1.25) internal successors, (5), 4 states have internal predecessors, (5), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 5 [2022-11-16 12:25:34,885 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-16 12:25:34,905 INFO L225 Difference]: With dead ends: 20 [2022-11-16 12:25:34,905 INFO L226 Difference]: Without dead ends: 11 [2022-11-16 12:25:34,911 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-16 12:25:34,919 INFO L413 NwaCegarLoop]: 5 mSDtfsCounter, 4 mSDsluCounter, 8 mSDsCounter, 0 mSdLazyCounter, 8 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4 SdHoareTripleChecker+Valid, 13 SdHoareTripleChecker+Invalid, 8 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 8 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-11-16 12:25:34,920 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4 Valid, 13 Invalid, 8 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 8 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-11-16 12:25:34,943 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11 states. [2022-11-16 12:25:34,955 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11 to 9. [2022-11-16 12:25:34,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9 states, 8 states have (on average 1.125) internal successors, (9), 8 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-16 12:25:34,958 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 9 transitions. [2022-11-16 12:25:34,959 INFO L78 Accepts]: Start accepts. Automaton has 9 states and 9 transitions. Word has length 5 [2022-11-16 12:25:34,960 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-16 12:25:34,960 INFO L495 AbstractCegarLoop]: Abstraction has 9 states and 9 transitions. [2022-11-16 12:25:34,960 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 1.25) internal successors, (5), 4 states have internal predecessors, (5), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-16 12:25:34,961 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 9 transitions. [2022-11-16 12:25:34,961 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-11-16 12:25:34,961 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 12:25:34,962 INFO L195 NwaCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1] [2022-11-16 12:25:34,987 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcb6f4b0-9d1d-4769-9e15-89930c0bedfa/bin/uautomizer-tPACEb0tL8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2022-11-16 12:25:35,174 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcb6f4b0-9d1d-4769-9e15-89930c0bedfa/bin/uautomizer-tPACEb0tL8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-16 12:25:35,175 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-16 12:25:35,175 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 12:25:35,175 INFO L85 PathProgramCache]: Analyzing trace with hash 271073635, now seen corresponding path program 1 times [2022-11-16 12:25:35,177 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-16 12:25:35,177 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [573201399] [2022-11-16 12:25:35,177 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 12:25:35,177 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-16 12:25:35,178 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcb6f4b0-9d1d-4769-9e15-89930c0bedfa/bin/uautomizer-tPACEb0tL8/mathsat [2022-11-16 12:25:35,183 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcb6f4b0-9d1d-4769-9e15-89930c0bedfa/bin/uautomizer-tPACEb0tL8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-16 12:25:35,211 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcb6f4b0-9d1d-4769-9e15-89930c0bedfa/bin/uautomizer-tPACEb0tL8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2022-11-16 12:25:35,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:25:35,327 INFO L263 TraceCheckSpWp]: Trace formula consists of 188 conjuncts, 47 conjunts are in the unsatisfiable core [2022-11-16 12:25:35,332 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 12:25:35,887 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 12:25:35,887 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-16 12:25:37,140 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 12:25:37,140 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-16 12:25:37,141 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [573201399] [2022-11-16 12:25:37,141 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [573201399] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-16 12:25:37,142 INFO L184 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2022-11-16 12:25:37,142 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 10 [2022-11-16 12:25:37,147 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1691001379] [2022-11-16 12:25:37,147 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2022-11-16 12:25:37,148 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2022-11-16 12:25:37,151 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-16 12:25:37,152 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2022-11-16 12:25:37,152 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=65, Unknown=0, NotChecked=0, Total=90 [2022-11-16 12:25:37,153 INFO L87 Difference]: Start difference. First operand 9 states and 9 transitions. Second operand has 10 states, 10 states have (on average 1.4) internal successors, (14), 10 states have internal predecessors, (14), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-16 12:25:37,220 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 12:25:37,221 INFO L93 Difference]: Finished difference Result 16 states and 16 transitions. [2022-11-16 12:25:37,221 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-11-16 12:25:37,222 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 1.4) internal successors, (14), 10 states have internal predecessors, (14), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 8 [2022-11-16 12:25:37,222 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-16 12:25:37,223 INFO L225 Difference]: With dead ends: 16 [2022-11-16 12:25:37,223 INFO L226 Difference]: Without dead ends: 14 [2022-11-16 12:25:37,225 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=31, Invalid=79, Unknown=0, NotChecked=0, Total=110 [2022-11-16 12:25:37,227 INFO L413 NwaCegarLoop]: 6 mSDtfsCounter, 13 mSDsluCounter, 16 mSDsCounter, 0 mSdLazyCounter, 8 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 13 SdHoareTripleChecker+Valid, 22 SdHoareTripleChecker+Invalid, 20 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 8 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 11 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-11-16 12:25:37,228 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [13 Valid, 22 Invalid, 20 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 8 Invalid, 0 Unknown, 11 Unchecked, 0.0s Time] [2022-11-16 12:25:37,235 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14 states. [2022-11-16 12:25:37,243 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14 to 12. [2022-11-16 12:25:37,243 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12 states, 11 states have (on average 1.0909090909090908) internal successors, (12), 11 states have internal predecessors, (12), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-16 12:25:37,245 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 12 transitions. [2022-11-16 12:25:37,245 INFO L78 Accepts]: Start accepts. Automaton has 12 states and 12 transitions. Word has length 8 [2022-11-16 12:25:37,246 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-16 12:25:37,248 INFO L495 AbstractCegarLoop]: Abstraction has 12 states and 12 transitions. [2022-11-16 12:25:37,249 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 1.4) internal successors, (14), 10 states have internal predecessors, (14), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-16 12:25:37,249 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 12 transitions. [2022-11-16 12:25:37,254 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-11-16 12:25:37,255 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 12:25:37,255 INFO L195 NwaCegarLoop]: trace histogram [3, 2, 2, 1, 1, 1, 1] [2022-11-16 12:25:37,276 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcb6f4b0-9d1d-4769-9e15-89930c0bedfa/bin/uautomizer-tPACEb0tL8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2022-11-16 12:25:37,469 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcb6f4b0-9d1d-4769-9e15-89930c0bedfa/bin/uautomizer-tPACEb0tL8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-16 12:25:37,470 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-16 12:25:37,470 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 12:25:37,471 INFO L85 PathProgramCache]: Analyzing trace with hash 1020920393, now seen corresponding path program 2 times [2022-11-16 12:25:37,472 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-16 12:25:37,472 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [768568804] [2022-11-16 12:25:37,472 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-11-16 12:25:37,472 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-16 12:25:37,473 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcb6f4b0-9d1d-4769-9e15-89930c0bedfa/bin/uautomizer-tPACEb0tL8/mathsat [2022-11-16 12:25:37,474 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcb6f4b0-9d1d-4769-9e15-89930c0bedfa/bin/uautomizer-tPACEb0tL8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-16 12:25:37,479 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcb6f4b0-9d1d-4769-9e15-89930c0bedfa/bin/uautomizer-tPACEb0tL8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2022-11-16 12:25:37,684 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2022-11-16 12:25:37,684 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-11-16 12:25:37,693 INFO L263 TraceCheckSpWp]: Trace formula consists of 325 conjuncts, 71 conjunts are in the unsatisfiable core [2022-11-16 12:25:37,698 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 12:25:38,141 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 12:25:38,142 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-16 12:25:40,163 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 12:25:40,163 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-16 12:25:40,164 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [768568804] [2022-11-16 12:25:40,164 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [768568804] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-16 12:25:40,164 INFO L184 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2022-11-16 12:25:40,164 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 10 [2022-11-16 12:25:40,164 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [827709232] [2022-11-16 12:25:40,165 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2022-11-16 12:25:40,165 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2022-11-16 12:25:40,165 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-16 12:25:40,166 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2022-11-16 12:25:40,166 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=69, Unknown=0, NotChecked=0, Total=90 [2022-11-16 12:25:40,166 INFO L87 Difference]: Start difference. First operand 12 states and 12 transitions. Second operand has 10 states, 10 states have (on average 2.0) internal successors, (20), 10 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-16 12:25:40,395 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 12:25:40,395 INFO L93 Difference]: Finished difference Result 19 states and 19 transitions. [2022-11-16 12:25:40,395 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-11-16 12:25:40,395 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 2.0) internal successors, (20), 10 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 11 [2022-11-16 12:25:40,396 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-16 12:25:40,396 INFO L225 Difference]: With dead ends: 19 [2022-11-16 12:25:40,396 INFO L226 Difference]: Without dead ends: 17 [2022-11-16 12:25:40,397 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 24 GetRequests, 12 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=57, Invalid=125, Unknown=0, NotChecked=0, Total=182 [2022-11-16 12:25:40,398 INFO L413 NwaCegarLoop]: 4 mSDtfsCounter, 13 mSDsluCounter, 28 mSDsCounter, 0 mSdLazyCounter, 17 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 13 SdHoareTripleChecker+Valid, 32 SdHoareTripleChecker+Invalid, 33 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 17 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 13 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-11-16 12:25:40,398 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [13 Valid, 32 Invalid, 33 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 17 Invalid, 0 Unknown, 13 Unchecked, 0.1s Time] [2022-11-16 12:25:40,399 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17 states. [2022-11-16 12:25:40,403 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17 to 15. [2022-11-16 12:25:40,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15 states, 14 states have (on average 1.0714285714285714) internal successors, (15), 14 states have internal predecessors, (15), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-16 12:25:40,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 15 states and 15 transitions. [2022-11-16 12:25:40,404 INFO L78 Accepts]: Start accepts. Automaton has 15 states and 15 transitions. Word has length 11 [2022-11-16 12:25:40,405 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-16 12:25:40,405 INFO L495 AbstractCegarLoop]: Abstraction has 15 states and 15 transitions. [2022-11-16 12:25:40,405 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 2.0) internal successors, (20), 10 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-16 12:25:40,405 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 15 transitions. [2022-11-16 12:25:40,406 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-11-16 12:25:40,406 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 12:25:40,406 INFO L195 NwaCegarLoop]: trace histogram [4, 3, 3, 1, 1, 1, 1] [2022-11-16 12:25:40,426 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcb6f4b0-9d1d-4769-9e15-89930c0bedfa/bin/uautomizer-tPACEb0tL8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2022-11-16 12:25:40,607 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcb6f4b0-9d1d-4769-9e15-89930c0bedfa/bin/uautomizer-tPACEb0tL8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-16 12:25:40,607 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-16 12:25:40,608 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 12:25:40,608 INFO L85 PathProgramCache]: Analyzing trace with hash 1580781475, now seen corresponding path program 3 times [2022-11-16 12:25:40,609 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-16 12:25:40,609 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [922171725] [2022-11-16 12:25:40,609 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2022-11-16 12:25:40,609 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-16 12:25:40,609 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcb6f4b0-9d1d-4769-9e15-89930c0bedfa/bin/uautomizer-tPACEb0tL8/mathsat [2022-11-16 12:25:40,610 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcb6f4b0-9d1d-4769-9e15-89930c0bedfa/bin/uautomizer-tPACEb0tL8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-16 12:25:40,613 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcb6f4b0-9d1d-4769-9e15-89930c0bedfa/bin/uautomizer-tPACEb0tL8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2022-11-16 12:25:40,857 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 4 check-sat command(s) [2022-11-16 12:25:40,857 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-11-16 12:25:40,870 INFO L263 TraceCheckSpWp]: Trace formula consists of 462 conjuncts, 131 conjunts are in the unsatisfiable core [2022-11-16 12:25:40,877 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 12:25:53,144 WARN L233 SmtUtils]: Spent 9.69s on a formula simplification. DAG size of input: 140 DAG size of output: 74 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-11-16 12:25:58,399 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 6 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 12:25:58,399 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-16 12:26:01,923 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 1 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 12:26:01,923 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-16 12:26:01,923 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [922171725] [2022-11-16 12:26:01,923 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [922171725] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-16 12:26:01,924 INFO L184 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2022-11-16 12:26:01,924 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 9] total 17 [2022-11-16 12:26:01,924 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [885660202] [2022-11-16 12:26:01,924 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2022-11-16 12:26:01,925 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2022-11-16 12:26:01,925 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-16 12:26:01,926 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2022-11-16 12:26:01,926 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=214, Unknown=0, NotChecked=0, Total=272 [2022-11-16 12:26:01,927 INFO L87 Difference]: Start difference. First operand 15 states and 15 transitions. Second operand has 17 states, 17 states have (on average 1.5294117647058822) internal successors, (26), 17 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-16 12:26:14,783 WARN L233 SmtUtils]: Spent 8.45s on a formula simplification. DAG size of input: 139 DAG size of output: 133 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-11-16 12:26:27,523 WARN L233 SmtUtils]: Spent 8.40s on a formula simplification. DAG size of input: 142 DAG size of output: 136 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-11-16 12:26:27,528 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 12:26:27,528 INFO L93 Difference]: Finished difference Result 16 states and 16 transitions. [2022-11-16 12:26:27,528 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-11-16 12:26:27,528 INFO L78 Accepts]: Start accepts. Automaton has has 17 states, 17 states have (on average 1.5294117647058822) internal successors, (26), 17 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 14 [2022-11-16 12:26:27,528 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-16 12:26:27,528 INFO L225 Difference]: With dead ends: 16 [2022-11-16 12:26:27,529 INFO L226 Difference]: Without dead ends: 0 [2022-11-16 12:26:27,529 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 13 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 80 ImplicationChecksByTransitivity, 42.0s TimeCoverageRelationStatistics Valid=112, Invalid=308, Unknown=0, NotChecked=0, Total=420 [2022-11-16 12:26:27,530 INFO L413 NwaCegarLoop]: 5 mSDtfsCounter, 8 mSDsluCounter, 27 mSDsCounter, 0 mSdLazyCounter, 3 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8 SdHoareTripleChecker+Valid, 32 SdHoareTripleChecker+Invalid, 37 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 3 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 34 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-11-16 12:26:27,530 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [8 Valid, 32 Invalid, 37 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 3 Invalid, 0 Unknown, 34 Unchecked, 0.0s Time] [2022-11-16 12:26:27,531 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2022-11-16 12:26:27,531 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2022-11-16 12:26:27,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-16 12:26:27,531 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2022-11-16 12:26:27,531 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 14 [2022-11-16 12:26:27,531 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-16 12:26:27,531 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-11-16 12:26:27,532 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 17 states have (on average 1.5294117647058822) internal successors, (26), 17 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-16 12:26:27,532 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2022-11-16 12:26:27,532 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-11-16 12:26:27,534 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2022-11-16 12:26:27,548 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcb6f4b0-9d1d-4769-9e15-89930c0bedfa/bin/uautomizer-tPACEb0tL8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Forceful destruction successful, exit code 0 [2022-11-16 12:26:27,748 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcb6f4b0-9d1d-4769-9e15-89930c0bedfa/bin/uautomizer-tPACEb0tL8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-16 12:26:27,749 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2022-11-16 12:26:52,371 WARN L233 SmtUtils]: Spent 24.60s on a formula simplification. DAG size of input: 190 DAG size of output: 177 (called from [L 149] de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.HoareAnnotationComposer.combineInter) [2022-11-16 12:26:52,376 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2022-11-16 12:26:52,376 INFO L895 garLoopResultBuilder]: At program point L226(lines 22 227) the Hoare annotation is: false [2022-11-16 12:26:52,376 INFO L899 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2022-11-16 12:26:52,377 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2022-11-16 12:26:52,377 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2022-11-16 12:26:52,377 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 20) no Hoare annotation was computed. [2022-11-16 12:26:52,377 INFO L899 garLoopResultBuilder]: For program point L20(line 20) no Hoare annotation was computed. [2022-11-16 12:26:52,378 INFO L899 garLoopResultBuilder]: For program point L20-1(line 20) no Hoare annotation was computed. [2022-11-16 12:26:52,378 INFO L899 garLoopResultBuilder]: For program point L20-3(line 20) no Hoare annotation was computed. [2022-11-16 12:26:52,379 INFO L895 garLoopResultBuilder]: At program point L76-2(lines 76 225) the Hoare annotation is: (let ((.cse0 (= (_ bv1 8) |ULTIMATE.start_main_~mask_SORT_1~0#1|)) (.cse1 (= (_ bv1 8) |ULTIMATE.start_main_~var_17~0#1|)) (.cse12 (= |ULTIMATE.start_main_~var_9~0#1| (_ bv0 8)))) (or (let ((.cse5 ((_ zero_extend 24) |ULTIMATE.start_main_~mask_SORT_1~0#1|))) (and .cse0 (not (= |ULTIMATE.start___VERIFIER_assert_~cond#1| (_ bv0 32))) .cse1 (exists ((|ULTIMATE.start_main_~var_46_arg_1~0#1| (_ BitVec 8)) (|ULTIMATE.start_main_~var_42_arg_0~0#1| (_ BitVec 8)) (|ULTIMATE.start_main_~var_42_arg_1~0#1| (_ BitVec 8))) (let ((.cse4 ((_ zero_extend 24) |ULTIMATE.start_main_~var_42_arg_0~0#1|)) (.cse3 ((_ zero_extend 24) |ULTIMATE.start_main_~var_42_arg_1~0#1|)) (.cse2 ((_ zero_extend 24) |ULTIMATE.start_main_~var_46_arg_1~0#1|))) (and (= ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) (bvadd (bvneg .cse2) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) (bvadd (bvneg .cse3) .cse4)))))))))))))))) .cse5)) |ULTIMATE.start_main_~state_10~0#1|) (= ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) (bvadd ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) (bvadd ((_ zero_extend 24) ((_ extract 7 0) .cse4)) ((_ zero_extend 24) ((_ extract 7 0) .cse3))))))))) (bvneg ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) .cse2)))))))))))) .cse5)) |ULTIMATE.start_main_~state_12~0#1|)))) (or (exists ((|ULTIMATE.start_main_~var_46_arg_1~0#1| (_ BitVec 8)) (|ULTIMATE.start_main_~var_42_arg_0~0#1| (_ BitVec 8)) (|ULTIMATE.start_main_~var_42_arg_1~0#1| (_ BitVec 8))) (let ((.cse8 ((_ zero_extend 24) |ULTIMATE.start_main_~var_42_arg_1~0#1|)) (.cse7 ((_ zero_extend 24) |ULTIMATE.start_main_~var_42_arg_0~0#1|)) (.cse6 ((_ zero_extend 24) |ULTIMATE.start_main_~var_46_arg_1~0#1|))) (and (= ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) .cse6))) |ULTIMATE.start_main_~state_31~0#1|) (= ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) (bvadd ((_ zero_extend 24) ((_ extract 7 0) .cse7)) ((_ zero_extend 24) ((_ extract 7 0) .cse8)))))))) |ULTIMATE.start_main_~state_35~0#1|) (= ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) (bvadd ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) (bvadd (bvneg .cse8) .cse7))))) .cse6)))))))) |ULTIMATE.start_main_~state_40~0#1|)))) (exists ((|ULTIMATE.start_main_~var_46_arg_1~0#1| (_ BitVec 8)) (|ULTIMATE.start_main_~var_42_arg_0~0#1| (_ BitVec 8)) (|ULTIMATE.start_main_~var_42_arg_1~0#1| (_ BitVec 8))) (let ((.cse9 ((_ zero_extend 24) |ULTIMATE.start_main_~var_46_arg_1~0#1|)) (.cse11 ((_ zero_extend 24) |ULTIMATE.start_main_~var_42_arg_1~0#1|)) (.cse10 ((_ zero_extend 24) |ULTIMATE.start_main_~var_42_arg_0~0#1|))) (and (= ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) .cse9))) |ULTIMATE.start_main_~state_31~0#1|) (= ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) (bvadd ((_ zero_extend 24) ((_ extract 7 0) .cse10)) ((_ zero_extend 24) ((_ extract 7 0) .cse11)))))))) |ULTIMATE.start_main_~state_35~0#1|) (= ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) (bvadd (bvneg .cse9) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) (bvadd (bvneg .cse11) .cse10))))))))))))) |ULTIMATE.start_main_~state_40~0#1|))))) .cse12 (or (exists ((|ULTIMATE.start_main_~var_42_arg_1~0#1| (_ BitVec 8))) (let ((.cse14 ((_ zero_extend 24) |ULTIMATE.start_main_~var_42_arg_1~0#1|))) (and (exists ((|ULTIMATE.start_main_~var_42_arg_0~0#1| (_ BitVec 8))) (let ((.cse15 ((_ zero_extend 24) |ULTIMATE.start_main_~var_42_arg_0~0#1|))) (and (exists ((|ULTIMATE.start_main_~var_46_arg_1~0#1| (_ BitVec 8))) (let ((.cse13 ((_ zero_extend 24) |ULTIMATE.start_main_~var_46_arg_1~0#1|))) (and (= ((_ extract 7 0) .cse13) |ULTIMATE.start_main_~state_25~0#1|) (= |ULTIMATE.start_main_~state_38~0#1| ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) (bvadd (bvneg .cse13) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) (bvadd .cse14 .cse15))))))))))))))) (= |ULTIMATE.start_main_~state_21~0#1| ((_ extract 7 0) .cse15))))) (= ((_ extract 7 0) .cse14) |ULTIMATE.start_main_~state_23~0#1|)))) (exists ((|ULTIMATE.start_main_~var_42_arg_1~0#1| (_ BitVec 8))) (let ((.cse16 ((_ zero_extend 24) |ULTIMATE.start_main_~var_42_arg_1~0#1|))) (and (= ((_ extract 7 0) .cse16) |ULTIMATE.start_main_~state_23~0#1|) (exists ((|ULTIMATE.start_main_~var_42_arg_0~0#1| (_ BitVec 8))) (let ((.cse17 ((_ zero_extend 24) |ULTIMATE.start_main_~var_42_arg_0~0#1|))) (and (= |ULTIMATE.start_main_~state_21~0#1| ((_ extract 7 0) .cse17)) (exists ((|ULTIMATE.start_main_~var_46_arg_1~0#1| (_ BitVec 8))) (let ((.cse18 ((_ zero_extend 24) |ULTIMATE.start_main_~var_46_arg_1~0#1|))) (and (= ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) (bvadd ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) (bvadd (bvneg .cse16) .cse17))))) .cse18)))))) |ULTIMATE.start_main_~state_38~0#1|) (= ((_ extract 7 0) .cse18) |ULTIMATE.start_main_~state_25~0#1|)))))))))) (exists ((|ULTIMATE.start_main_~var_42_arg_1~0#1| (_ BitVec 8))) (let ((.cse19 ((_ zero_extend 24) |ULTIMATE.start_main_~var_42_arg_1~0#1|))) (and (= ((_ extract 7 0) .cse19) |ULTIMATE.start_main_~state_23~0#1|) (exists ((|ULTIMATE.start_main_~var_42_arg_0~0#1| (_ BitVec 8))) (let ((.cse20 ((_ zero_extend 24) |ULTIMATE.start_main_~var_42_arg_0~0#1|))) (and (= |ULTIMATE.start_main_~state_21~0#1| ((_ extract 7 0) .cse20)) (exists ((|ULTIMATE.start_main_~var_46_arg_1~0#1| (_ BitVec 8))) (let ((.cse21 ((_ zero_extend 24) |ULTIMATE.start_main_~var_46_arg_1~0#1|))) (and (= ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) (bvadd ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) (bvadd .cse19 .cse20))))) .cse21)))))) |ULTIMATE.start_main_~state_38~0#1|) (= ((_ extract 7 0) .cse21) |ULTIMATE.start_main_~state_25~0#1|)))))))))) (exists ((|ULTIMATE.start_main_~var_42_arg_1~0#1| (_ BitVec 8))) (let ((.cse23 ((_ zero_extend 24) |ULTIMATE.start_main_~var_42_arg_1~0#1|))) (and (exists ((|ULTIMATE.start_main_~var_42_arg_0~0#1| (_ BitVec 8))) (let ((.cse24 ((_ zero_extend 24) |ULTIMATE.start_main_~var_42_arg_0~0#1|))) (and (exists ((|ULTIMATE.start_main_~var_46_arg_1~0#1| (_ BitVec 8))) (let ((.cse22 ((_ zero_extend 24) |ULTIMATE.start_main_~var_46_arg_1~0#1|))) (and (= ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) (bvadd (bvneg .cse22) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) (bvadd (bvneg .cse23) .cse24))))))))))) |ULTIMATE.start_main_~state_38~0#1|) (= ((_ extract 7 0) .cse22) |ULTIMATE.start_main_~state_25~0#1|)))) (= |ULTIMATE.start_main_~state_21~0#1| ((_ extract 7 0) .cse24))))) (= ((_ extract 7 0) .cse23) |ULTIMATE.start_main_~state_23~0#1|))))) (exists ((|ULTIMATE.start_main_~var_71_arg_2~0#1| (_ BitVec 8))) (= ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) |ULTIMATE.start_main_~var_71_arg_2~0#1|))) .cse5)) |ULTIMATE.start_main_~state_33~0#1|)))) (and .cse0 (= |ULTIMATE.start_main_~var_9~0#1| |ULTIMATE.start_main_~state_21~0#1|) .cse1 (= |ULTIMATE.start_main_~var_9~0#1| |ULTIMATE.start_main_~state_23~0#1|) (= |ULTIMATE.start_main_~var_9~0#1| |ULTIMATE.start_main_~state_29~0#1|) (= |ULTIMATE.start_main_~state_10~0#1| |ULTIMATE.start_main_~state_12~0#1|) (= |ULTIMATE.start_main_~var_9~0#1| |ULTIMATE.start_main_~state_27~0#1|) (= (_ bv0 8) |ULTIMATE.start_main_~state_12~0#1|) .cse12 (= |ULTIMATE.start_main_~var_9~0#1| |ULTIMATE.start_main_~state_38~0#1|) (= |ULTIMATE.start_main_~var_9~0#1| |ULTIMATE.start_main_~state_25~0#1|) (= |ULTIMATE.start_main_~var_9~0#1| |ULTIMATE.start_main_~state_40~0#1|) (= |ULTIMATE.start_main_~var_9~0#1| |ULTIMATE.start_main_~state_33~0#1|) (= ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) (let ((.cse25 ((_ zero_extend 24) |ULTIMATE.start_main_~var_9~0#1|))) (bvadd .cse25 (bvneg .cse25)))))))) |ULTIMATE.start_main_~state_35~0#1|) (= |ULTIMATE.start_main_~var_9~0#1| |ULTIMATE.start_main_~state_31~0#1|)))) [2022-11-16 12:26:52,380 INFO L899 garLoopResultBuilder]: For program point L76-3(lines 76 225) no Hoare annotation was computed. [2022-11-16 12:26:52,384 INFO L444 BasicCegarLoop]: Path program histogram: [3, 1] [2022-11-16 12:26:52,387 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-11-16 12:26:52,406 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_46_arg_1~0#1,QUANTIFIED] [2022-11-16 12:26:52,412 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_42_arg_1~0#1,QUANTIFIED] [2022-11-16 12:26:52,412 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_42_arg_0~0#1,QUANTIFIED] [2022-11-16 12:26:52,414 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_42_arg_0~0#1,QUANTIFIED] [2022-11-16 12:26:52,414 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_42_arg_1~0#1,QUANTIFIED] [2022-11-16 12:26:52,415 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_46_arg_1~0#1,QUANTIFIED] [2022-11-16 12:26:52,415 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_46_arg_1~0#1,QUANTIFIED] [2022-11-16 12:26:52,416 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_42_arg_0~0#1,QUANTIFIED] [2022-11-16 12:26:52,416 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_42_arg_1~0#1,QUANTIFIED] [2022-11-16 12:26:52,416 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_42_arg_1~0#1,QUANTIFIED] [2022-11-16 12:26:52,417 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_42_arg_0~0#1,QUANTIFIED] [2022-11-16 12:26:52,417 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_46_arg_1~0#1,QUANTIFIED] [2022-11-16 12:26:52,418 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_46_arg_1~0#1,QUANTIFIED] [2022-11-16 12:26:52,418 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_42_arg_0~0#1,QUANTIFIED] [2022-11-16 12:26:52,418 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_42_arg_1~0#1,QUANTIFIED] [2022-11-16 12:26:52,419 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_46_arg_1~0#1,QUANTIFIED] [2022-11-16 12:26:52,419 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_42_arg_1~0#1,QUANTIFIED] [2022-11-16 12:26:52,419 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_42_arg_0~0#1,QUANTIFIED] [2022-11-16 12:26:52,420 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_46_arg_1~0#1,QUANTIFIED] [2022-11-16 12:26:52,420 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_46_arg_1~0#1,QUANTIFIED] [2022-11-16 12:26:52,420 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_42_arg_1~0#1,QUANTIFIED] [2022-11-16 12:26:52,421 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_42_arg_0~0#1,QUANTIFIED] [2022-11-16 12:26:52,423 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_42_arg_0~0#1,QUANTIFIED] [2022-11-16 12:26:52,423 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_42_arg_1~0#1,QUANTIFIED] [2022-11-16 12:26:52,424 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_42_arg_1~0#1,QUANTIFIED] [2022-11-16 12:26:52,424 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_42_arg_0~0#1,QUANTIFIED] [2022-11-16 12:26:52,428 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_42_arg_1~0#1,QUANTIFIED] [2022-11-16 12:26:52,428 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_42_arg_0~0#1,QUANTIFIED] [2022-11-16 12:26:52,429 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_46_arg_1~0#1,QUANTIFIED] [2022-11-16 12:26:52,429 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_46_arg_1~0#1,QUANTIFIED] [2022-11-16 12:26:52,429 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_42_arg_1~0#1,QUANTIFIED] [2022-11-16 12:26:52,430 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_42_arg_0~0#1,QUANTIFIED] [2022-11-16 12:26:52,430 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_42_arg_1~0#1,QUANTIFIED] [2022-11-16 12:26:52,430 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_42_arg_0~0#1,QUANTIFIED] [2022-11-16 12:26:52,431 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_46_arg_1~0#1,QUANTIFIED] [2022-11-16 12:26:52,431 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_46_arg_1~0#1,QUANTIFIED] [2022-11-16 12:26:52,432 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_46_arg_1~0#1,QUANTIFIED] [2022-11-16 12:26:52,432 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_42_arg_1~0#1,QUANTIFIED] [2022-11-16 12:26:52,432 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_42_arg_0~0#1,QUANTIFIED] [2022-11-16 12:26:52,433 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_46_arg_1~0#1,QUANTIFIED] [2022-11-16 12:26:52,433 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_42_arg_0~0#1,QUANTIFIED] [2022-11-16 12:26:52,433 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_42_arg_1~0#1,QUANTIFIED] [2022-11-16 12:26:52,434 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_71_arg_2~0#1,QUANTIFIED] [2022-11-16 12:26:52,456 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_46_arg_1~0#1,QUANTIFIED] [2022-11-16 12:26:52,457 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_42_arg_1~0#1,QUANTIFIED] [2022-11-16 12:26:52,457 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_42_arg_0~0#1,QUANTIFIED] [2022-11-16 12:26:52,458 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_42_arg_0~0#1,QUANTIFIED] [2022-11-16 12:26:52,458 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_42_arg_1~0#1,QUANTIFIED] [2022-11-16 12:26:52,459 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_46_arg_1~0#1,QUANTIFIED] [2022-11-16 12:26:52,460 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_46_arg_1~0#1,QUANTIFIED] [2022-11-16 12:26:52,460 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_42_arg_0~0#1,QUANTIFIED] [2022-11-16 12:26:52,461 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_42_arg_1~0#1,QUANTIFIED] [2022-11-16 12:26:52,461 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_42_arg_1~0#1,QUANTIFIED] [2022-11-16 12:26:52,461 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_42_arg_0~0#1,QUANTIFIED] [2022-11-16 12:26:52,462 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_46_arg_1~0#1,QUANTIFIED] [2022-11-16 12:26:52,462 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_46_arg_1~0#1,QUANTIFIED] [2022-11-16 12:26:52,463 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_42_arg_0~0#1,QUANTIFIED] [2022-11-16 12:26:52,463 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_42_arg_1~0#1,QUANTIFIED] [2022-11-16 12:26:52,463 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_46_arg_1~0#1,QUANTIFIED] [2022-11-16 12:26:52,464 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_42_arg_1~0#1,QUANTIFIED] [2022-11-16 12:26:52,464 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_42_arg_0~0#1,QUANTIFIED] [2022-11-16 12:26:52,464 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_46_arg_1~0#1,QUANTIFIED] [2022-11-16 12:26:52,465 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_46_arg_1~0#1,QUANTIFIED] [2022-11-16 12:26:52,465 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_42_arg_1~0#1,QUANTIFIED] [2022-11-16 12:26:52,465 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_42_arg_0~0#1,QUANTIFIED] [2022-11-16 12:26:52,466 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_42_arg_0~0#1,QUANTIFIED] [2022-11-16 12:26:52,467 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_42_arg_1~0#1,QUANTIFIED] [2022-11-16 12:26:52,468 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_42_arg_1~0#1,QUANTIFIED] [2022-11-16 12:26:52,468 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_42_arg_0~0#1,QUANTIFIED] [2022-11-16 12:26:52,468 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_42_arg_1~0#1,QUANTIFIED] [2022-11-16 12:26:52,469 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_42_arg_0~0#1,QUANTIFIED] [2022-11-16 12:26:52,469 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_46_arg_1~0#1,QUANTIFIED] [2022-11-16 12:26:52,470 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_46_arg_1~0#1,QUANTIFIED] [2022-11-16 12:26:52,471 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_42_arg_1~0#1,QUANTIFIED] [2022-11-16 12:26:52,471 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_42_arg_0~0#1,QUANTIFIED] [2022-11-16 12:26:52,471 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_42_arg_1~0#1,QUANTIFIED] [2022-11-16 12:26:52,471 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_42_arg_0~0#1,QUANTIFIED] [2022-11-16 12:26:52,472 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_46_arg_1~0#1,QUANTIFIED] [2022-11-16 12:26:52,472 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_46_arg_1~0#1,QUANTIFIED] [2022-11-16 12:26:52,473 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_46_arg_1~0#1,QUANTIFIED] [2022-11-16 12:26:52,473 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_42_arg_1~0#1,QUANTIFIED] [2022-11-16 12:26:52,473 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_42_arg_0~0#1,QUANTIFIED] [2022-11-16 12:26:52,474 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_46_arg_1~0#1,QUANTIFIED] [2022-11-16 12:26:52,474 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_42_arg_0~0#1,QUANTIFIED] [2022-11-16 12:26:52,475 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_42_arg_1~0#1,QUANTIFIED] [2022-11-16 12:26:52,475 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_71_arg_2~0#1,QUANTIFIED] [2022-11-16 12:26:52,482 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 16.11 12:26:52 BoogieIcfgContainer [2022-11-16 12:26:52,482 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-11-16 12:26:52,483 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-16 12:26:52,483 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-16 12:26:52,483 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-16 12:26:52,484 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 12:25:34" (3/4) ... [2022-11-16 12:26:52,489 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-11-16 12:26:52,509 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2022-11-16 12:26:52,509 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2022-11-16 12:26:52,510 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-11-16 12:26:52,550 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((1bv8 == mask_SORT_1 && !(cond == 0bv32)) && 1bv8 == var_17) && (\exists ULTIMATE.start_main_~var_46_arg_1~0#1 : bv8, ULTIMATE.start_main_~var_42_arg_0~0#1 : bv8, ULTIMATE.start_main_~var_42_arg_1~0#1 : bv8 :: ~bvand32(~zero_extendFrom8To32(~zero_extendFrom8To32(~zero_extendFrom8To32(~zero_extendFrom8To32(~zero_extendFrom8To32(~bvadd64(~bvneg64(~zero_extendFrom8To32(ULTIMATE.start_main_~var_46_arg_1~0#1)), ~zero_extendFrom8To32(~zero_extendFrom8To32(~bvadd64(~bvneg64(~zero_extendFrom8To32(ULTIMATE.start_main_~var_42_arg_1~0#1)), ~zero_extendFrom8To32(ULTIMATE.start_main_~var_42_arg_0~0#1))[7:0])[7:0]))[7:0])[7:0])[7:0])[7:0])[7:0]), ~zero_extendFrom8To32(mask_SORT_1))[7:0] == state_10 && ~bvand32(~zero_extendFrom8To32(~zero_extendFrom8To32(~zero_extendFrom8To32(~bvadd64(~zero_extendFrom8To32(~zero_extendFrom8To32(~zero_extendFrom8To32(~bvadd64(~zero_extendFrom8To32(~zero_extendFrom8To32(ULTIMATE.start_main_~var_42_arg_0~0#1)[7:0]), ~zero_extendFrom8To32(~zero_extendFrom8To32(ULTIMATE.start_main_~var_42_arg_1~0#1)[7:0]))[7:0])[7:0])[7:0]), ~bvneg64(~zero_extendFrom8To32(~zero_extendFrom8To32(~zero_extendFrom8To32(ULTIMATE.start_main_~var_46_arg_1~0#1)[7:0])[7:0])))[7:0])[7:0])[7:0]), ~zero_extendFrom8To32(mask_SORT_1))[7:0] == state_12)) && ((\exists ULTIMATE.start_main_~var_46_arg_1~0#1 : bv8, ULTIMATE.start_main_~var_42_arg_0~0#1 : bv8, ULTIMATE.start_main_~var_42_arg_1~0#1 : bv8 :: (~zero_extendFrom8To32(~zero_extendFrom8To32(ULTIMATE.start_main_~var_46_arg_1~0#1)[7:0])[7:0] == state_31 && ~zero_extendFrom8To32(~zero_extendFrom8To32(~bvadd64(~zero_extendFrom8To32(~zero_extendFrom8To32(ULTIMATE.start_main_~var_42_arg_0~0#1)[7:0]), ~zero_extendFrom8To32(~zero_extendFrom8To32(ULTIMATE.start_main_~var_42_arg_1~0#1)[7:0]))[7:0])[7:0])[7:0] == state_35) && ~zero_extendFrom8To32(~zero_extendFrom8To32(~zero_extendFrom8To32(~bvadd64(~zero_extendFrom8To32(~zero_extendFrom8To32(~bvadd64(~bvneg64(~zero_extendFrom8To32(ULTIMATE.start_main_~var_42_arg_1~0#1)), ~zero_extendFrom8To32(ULTIMATE.start_main_~var_42_arg_0~0#1))[7:0])[7:0]), ~zero_extendFrom8To32(ULTIMATE.start_main_~var_46_arg_1~0#1))[7:0])[7:0])[7:0])[7:0] == state_40) || (\exists ULTIMATE.start_main_~var_46_arg_1~0#1 : bv8, ULTIMATE.start_main_~var_42_arg_0~0#1 : bv8, ULTIMATE.start_main_~var_42_arg_1~0#1 : bv8 :: (~zero_extendFrom8To32(~zero_extendFrom8To32(ULTIMATE.start_main_~var_46_arg_1~0#1)[7:0])[7:0] == state_31 && ~zero_extendFrom8To32(~zero_extendFrom8To32(~bvadd64(~zero_extendFrom8To32(~zero_extendFrom8To32(ULTIMATE.start_main_~var_42_arg_0~0#1)[7:0]), ~zero_extendFrom8To32(~zero_extendFrom8To32(ULTIMATE.start_main_~var_42_arg_1~0#1)[7:0]))[7:0])[7:0])[7:0] == state_35) && ~zero_extendFrom8To32(~zero_extendFrom8To32(~zero_extendFrom8To32(~bvadd64(~bvneg64(~zero_extendFrom8To32(ULTIMATE.start_main_~var_46_arg_1~0#1)), ~zero_extendFrom8To32(~zero_extendFrom8To32(~bvadd64(~bvneg64(~zero_extendFrom8To32(ULTIMATE.start_main_~var_42_arg_1~0#1)), ~zero_extendFrom8To32(ULTIMATE.start_main_~var_42_arg_0~0#1))[7:0])[7:0]))[7:0])[7:0])[7:0])[7:0] == state_40))) && var_9 == 0bv8) && ((((\exists ULTIMATE.start_main_~var_42_arg_1~0#1 : bv8 :: (\exists ULTIMATE.start_main_~var_42_arg_0~0#1 : bv8 :: (\exists ULTIMATE.start_main_~var_46_arg_1~0#1 : bv8 :: ~zero_extendFrom8To32(ULTIMATE.start_main_~var_46_arg_1~0#1)[7:0] == state_25 && state_38 == ~zero_extendFrom8To32(~zero_extendFrom8To32(~bvadd64(~bvneg64(~zero_extendFrom8To32(ULTIMATE.start_main_~var_46_arg_1~0#1)), ~zero_extendFrom8To32(~zero_extendFrom8To32(~bvadd64(~zero_extendFrom8To32(ULTIMATE.start_main_~var_42_arg_1~0#1), ~zero_extendFrom8To32(ULTIMATE.start_main_~var_42_arg_0~0#1))[7:0])[7:0]))[7:0])[7:0])[7:0]) && state_21 == ~zero_extendFrom8To32(ULTIMATE.start_main_~var_42_arg_0~0#1)[7:0]) && ~zero_extendFrom8To32(ULTIMATE.start_main_~var_42_arg_1~0#1)[7:0] == state_23) || (\exists ULTIMATE.start_main_~var_42_arg_1~0#1 : bv8 :: ~zero_extendFrom8To32(ULTIMATE.start_main_~var_42_arg_1~0#1)[7:0] == state_23 && (\exists ULTIMATE.start_main_~var_42_arg_0~0#1 : bv8 :: state_21 == ~zero_extendFrom8To32(ULTIMATE.start_main_~var_42_arg_0~0#1)[7:0] && (\exists ULTIMATE.start_main_~var_46_arg_1~0#1 : bv8 :: ~zero_extendFrom8To32(~zero_extendFrom8To32(~bvadd64(~zero_extendFrom8To32(~zero_extendFrom8To32(~bvadd64(~bvneg64(~zero_extendFrom8To32(ULTIMATE.start_main_~var_42_arg_1~0#1)), ~zero_extendFrom8To32(ULTIMATE.start_main_~var_42_arg_0~0#1))[7:0])[7:0]), ~zero_extendFrom8To32(ULTIMATE.start_main_~var_46_arg_1~0#1))[7:0])[7:0])[7:0] == state_38 && ~zero_extendFrom8To32(ULTIMATE.start_main_~var_46_arg_1~0#1)[7:0] == state_25)))) || (\exists ULTIMATE.start_main_~var_42_arg_1~0#1 : bv8 :: ~zero_extendFrom8To32(ULTIMATE.start_main_~var_42_arg_1~0#1)[7:0] == state_23 && (\exists ULTIMATE.start_main_~var_42_arg_0~0#1 : bv8 :: state_21 == ~zero_extendFrom8To32(ULTIMATE.start_main_~var_42_arg_0~0#1)[7:0] && (\exists ULTIMATE.start_main_~var_46_arg_1~0#1 : bv8 :: ~zero_extendFrom8To32(~zero_extendFrom8To32(~bvadd64(~zero_extendFrom8To32(~zero_extendFrom8To32(~bvadd64(~zero_extendFrom8To32(ULTIMATE.start_main_~var_42_arg_1~0#1), ~zero_extendFrom8To32(ULTIMATE.start_main_~var_42_arg_0~0#1))[7:0])[7:0]), ~zero_extendFrom8To32(ULTIMATE.start_main_~var_46_arg_1~0#1))[7:0])[7:0])[7:0] == state_38 && ~zero_extendFrom8To32(ULTIMATE.start_main_~var_46_arg_1~0#1)[7:0] == state_25)))) || (\exists ULTIMATE.start_main_~var_42_arg_1~0#1 : bv8 :: (\exists ULTIMATE.start_main_~var_42_arg_0~0#1 : bv8 :: (\exists ULTIMATE.start_main_~var_46_arg_1~0#1 : bv8 :: ~zero_extendFrom8To32(~zero_extendFrom8To32(~bvadd64(~bvneg64(~zero_extendFrom8To32(ULTIMATE.start_main_~var_46_arg_1~0#1)), ~zero_extendFrom8To32(~zero_extendFrom8To32(~bvadd64(~bvneg64(~zero_extendFrom8To32(ULTIMATE.start_main_~var_42_arg_1~0#1)), ~zero_extendFrom8To32(ULTIMATE.start_main_~var_42_arg_0~0#1))[7:0])[7:0]))[7:0])[7:0])[7:0] == state_38 && ~zero_extendFrom8To32(ULTIMATE.start_main_~var_46_arg_1~0#1)[7:0] == state_25) && state_21 == ~zero_extendFrom8To32(ULTIMATE.start_main_~var_42_arg_0~0#1)[7:0]) && ~zero_extendFrom8To32(ULTIMATE.start_main_~var_42_arg_1~0#1)[7:0] == state_23))) && (\exists ULTIMATE.start_main_~var_71_arg_2~0#1 : bv8 :: ~bvand32(~zero_extendFrom8To32(~zero_extendFrom8To32(ULTIMATE.start_main_~var_71_arg_2~0#1)[7:0]), ~zero_extendFrom8To32(mask_SORT_1))[7:0] == state_33)) || ((((((((((((((1bv8 == mask_SORT_1 && var_9 == state_21) && 1bv8 == var_17) && var_9 == state_23) && var_9 == state_29) && state_10 == state_12) && var_9 == state_27) && 0bv8 == state_12) && var_9 == 0bv8) && var_9 == state_38) && var_9 == state_25) && var_9 == state_40) && var_9 == state_33) && ~zero_extendFrom8To32(~zero_extendFrom8To32(~bvadd64(~zero_extendFrom8To32(var_9), ~bvneg64(~zero_extendFrom8To32(var_9)))[7:0])[7:0])[7:0] == state_35) && var_9 == state_31) [2022-11-16 12:26:52,583 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcb6f4b0-9d1d-4769-9e15-89930c0bedfa/bin/uautomizer-tPACEb0tL8/witness.graphml [2022-11-16 12:26:52,583 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-16 12:26:52,583 INFO L158 Benchmark]: Toolchain (without parser) took 79679.89ms. Allocated memory was 54.5MB in the beginning and 192.9MB in the end (delta: 138.4MB). Free memory was 33.1MB in the beginning and 115.5MB in the end (delta: -82.4MB). Peak memory consumption was 55.5MB. Max. memory is 16.1GB. [2022-11-16 12:26:52,584 INFO L158 Benchmark]: CDTParser took 0.21ms. Allocated memory is still 54.5MB. Free memory was 35.7MB in the beginning and 35.7MB in the end (delta: 43.8kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-16 12:26:52,584 INFO L158 Benchmark]: CACSL2BoogieTranslator took 396.82ms. Allocated memory was 54.5MB in the beginning and 71.3MB in the end (delta: 16.8MB). Free memory was 32.9MB in the beginning and 53.0MB in the end (delta: -20.2MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-11-16 12:26:52,584 INFO L158 Benchmark]: Boogie Procedure Inliner took 54.40ms. Allocated memory is still 71.3MB. Free memory was 52.8MB in the beginning and 50.4MB in the end (delta: 2.4MB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-16 12:26:52,585 INFO L158 Benchmark]: Boogie Preprocessor took 35.90ms. Allocated memory is still 71.3MB. Free memory was 50.4MB in the beginning and 48.6MB in the end (delta: 1.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-11-16 12:26:52,585 INFO L158 Benchmark]: RCFGBuilder took 794.21ms. Allocated memory is still 71.3MB. Free memory was 48.4MB in the beginning and 44.7MB in the end (delta: 3.8MB). Peak memory consumption was 16.6MB. Max. memory is 16.1GB. [2022-11-16 12:26:52,585 INFO L158 Benchmark]: TraceAbstraction took 78291.17ms. Allocated memory was 71.3MB in the beginning and 192.9MB in the end (delta: 121.6MB). Free memory was 44.1MB in the beginning and 119.6MB in the end (delta: -75.6MB). Peak memory consumption was 106.6MB. Max. memory is 16.1GB. [2022-11-16 12:26:52,586 INFO L158 Benchmark]: Witness Printer took 100.26ms. Allocated memory is still 192.9MB. Free memory was 119.6MB in the beginning and 115.5MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-11-16 12:26:52,587 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21ms. Allocated memory is still 54.5MB. Free memory was 35.7MB in the beginning and 35.7MB in the end (delta: 43.8kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 396.82ms. Allocated memory was 54.5MB in the beginning and 71.3MB in the end (delta: 16.8MB). Free memory was 32.9MB in the beginning and 53.0MB in the end (delta: -20.2MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 54.40ms. Allocated memory is still 71.3MB. Free memory was 52.8MB in the beginning and 50.4MB in the end (delta: 2.4MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 35.90ms. Allocated memory is still 71.3MB. Free memory was 50.4MB in the beginning and 48.6MB in the end (delta: 1.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 794.21ms. Allocated memory is still 71.3MB. Free memory was 48.4MB in the beginning and 44.7MB in the end (delta: 3.8MB). Peak memory consumption was 16.6MB. Max. memory is 16.1GB. * TraceAbstraction took 78291.17ms. Allocated memory was 71.3MB in the beginning and 192.9MB in the end (delta: 121.6MB). Free memory was 44.1MB in the beginning and 119.6MB in the end (delta: -75.6MB). Peak memory consumption was 106.6MB. Max. memory is 16.1GB. * Witness Printer took 100.26ms. Allocated memory is still 192.9MB. Free memory was 119.6MB in the beginning and 115.5MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_46_arg_1~0#1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_42_arg_1~0#1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_42_arg_0~0#1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_42_arg_0~0#1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_42_arg_1~0#1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_46_arg_1~0#1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_46_arg_1~0#1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_42_arg_0~0#1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_42_arg_1~0#1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_42_arg_1~0#1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_42_arg_0~0#1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_46_arg_1~0#1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_46_arg_1~0#1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_42_arg_0~0#1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_42_arg_1~0#1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_46_arg_1~0#1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_42_arg_1~0#1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_42_arg_0~0#1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_46_arg_1~0#1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_46_arg_1~0#1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_42_arg_1~0#1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_42_arg_0~0#1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_42_arg_0~0#1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_42_arg_1~0#1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_42_arg_1~0#1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_42_arg_0~0#1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_42_arg_1~0#1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_42_arg_0~0#1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_46_arg_1~0#1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_46_arg_1~0#1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_42_arg_1~0#1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_42_arg_0~0#1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_42_arg_1~0#1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_42_arg_0~0#1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_46_arg_1~0#1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_46_arg_1~0#1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_46_arg_1~0#1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_42_arg_1~0#1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_42_arg_0~0#1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_46_arg_1~0#1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_42_arg_0~0#1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_42_arg_1~0#1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_71_arg_2~0#1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_46_arg_1~0#1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_42_arg_1~0#1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_42_arg_0~0#1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_42_arg_0~0#1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_42_arg_1~0#1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_46_arg_1~0#1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_46_arg_1~0#1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_42_arg_0~0#1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_42_arg_1~0#1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_42_arg_1~0#1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_42_arg_0~0#1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_46_arg_1~0#1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_46_arg_1~0#1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_42_arg_0~0#1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_42_arg_1~0#1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_46_arg_1~0#1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_42_arg_1~0#1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_42_arg_0~0#1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_46_arg_1~0#1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_46_arg_1~0#1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_42_arg_1~0#1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_42_arg_0~0#1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_42_arg_0~0#1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_42_arg_1~0#1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_42_arg_1~0#1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_42_arg_0~0#1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_42_arg_1~0#1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_42_arg_0~0#1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_46_arg_1~0#1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_46_arg_1~0#1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_42_arg_1~0#1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_42_arg_0~0#1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_42_arg_1~0#1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_42_arg_0~0#1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_46_arg_1~0#1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_46_arg_1~0#1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_46_arg_1~0#1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_42_arg_1~0#1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_42_arg_0~0#1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_46_arg_1~0#1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_42_arg_0~0#1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_42_arg_1~0#1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_71_arg_2~0#1,QUANTIFIED] * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 20]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 11 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 78.1s, OverallIterations: 4, TraceHistogramMax: 4, PathProgramHistogramMax: 3, EmptinessCheckTime: 0.0s, AutomataDifference: 26.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 24.6s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 38 SdHoareTripleChecker+Valid, 0.2s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 38 mSDsluCounter, 99 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 58 IncrementalHoareTripleChecker+Unchecked, 79 mSDsCounter, 4 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 36 IncrementalHoareTripleChecker+Invalid, 98 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 4 mSolverCounterUnsat, 20 mSDtfsCounter, 36 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 76 GetRequests, 33 SyntacticMatches, 0 SemanticMatches, 43 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 106 ImplicationChecksByTransitivity, 43.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=15occurred in iteration=3, InterpolantAutomatonStates: 31, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 4 MinimizatonAttempts, 6 StatesRemovedByMinimization, 3 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 2 LocationsWithAnnotation, 2 PreInvPairs, 6 NumberOfFragments, 411 HoareAnnotationTreeSize, 2 FomulaSimplifications, 30 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 2 FomulaSimplificationsInter, 534 FormulaSimplificationTreeSizeReductionInter, 24.6s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.2s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 25.6s InterpolantComputationTime, 38 NumberOfCodeBlocks, 38 NumberOfCodeBlocksAsserted, 8 NumberOfCheckSat, 64 ConstructedInterpolants, 32 QuantifiedInterpolants, 3027 SizeOfPredicates, 261 NumberOfNonLiveVariables, 1026 ConjunctsInSsa, 266 ConjunctsInUnsatCore, 7 InterpolantComputations, 1 PerfectInterpolantSequences, 7/48 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 22]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 76]: Loop Invariant [2022-11-16 12:26:52,628 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_46_arg_1~0#1,QUANTIFIED] [2022-11-16 12:26:52,628 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_42_arg_1~0#1,QUANTIFIED] [2022-11-16 12:26:52,629 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_42_arg_0~0#1,QUANTIFIED] [2022-11-16 12:26:52,629 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_42_arg_0~0#1,QUANTIFIED] [2022-11-16 12:26:52,629 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_42_arg_1~0#1,QUANTIFIED] [2022-11-16 12:26:52,630 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_46_arg_1~0#1,QUANTIFIED] [2022-11-16 12:26:52,630 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_46_arg_1~0#1,QUANTIFIED] [2022-11-16 12:26:52,630 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_42_arg_0~0#1,QUANTIFIED] [2022-11-16 12:26:52,631 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_42_arg_1~0#1,QUANTIFIED] [2022-11-16 12:26:52,631 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_42_arg_1~0#1,QUANTIFIED] [2022-11-16 12:26:52,631 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_42_arg_0~0#1,QUANTIFIED] [2022-11-16 12:26:52,632 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_46_arg_1~0#1,QUANTIFIED] [2022-11-16 12:26:52,632 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_46_arg_1~0#1,QUANTIFIED] [2022-11-16 12:26:52,632 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_42_arg_0~0#1,QUANTIFIED] [2022-11-16 12:26:52,633 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_42_arg_1~0#1,QUANTIFIED] [2022-11-16 12:26:52,633 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_46_arg_1~0#1,QUANTIFIED] [2022-11-16 12:26:52,633 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_42_arg_1~0#1,QUANTIFIED] [2022-11-16 12:26:52,634 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_42_arg_0~0#1,QUANTIFIED] [2022-11-16 12:26:52,634 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_46_arg_1~0#1,QUANTIFIED] [2022-11-16 12:26:52,634 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_46_arg_1~0#1,QUANTIFIED] [2022-11-16 12:26:52,635 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_42_arg_1~0#1,QUANTIFIED] [2022-11-16 12:26:52,635 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_42_arg_0~0#1,QUANTIFIED] [2022-11-16 12:26:52,635 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_42_arg_0~0#1,QUANTIFIED] [2022-11-16 12:26:52,636 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_42_arg_1~0#1,QUANTIFIED] [2022-11-16 12:26:52,636 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_42_arg_1~0#1,QUANTIFIED] [2022-11-16 12:26:52,636 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_42_arg_0~0#1,QUANTIFIED] [2022-11-16 12:26:52,636 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_42_arg_1~0#1,QUANTIFIED] [2022-11-16 12:26:52,637 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_42_arg_0~0#1,QUANTIFIED] [2022-11-16 12:26:52,637 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_46_arg_1~0#1,QUANTIFIED] [2022-11-16 12:26:52,637 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_46_arg_1~0#1,QUANTIFIED] [2022-11-16 12:26:52,638 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_42_arg_1~0#1,QUANTIFIED] [2022-11-16 12:26:52,638 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_42_arg_0~0#1,QUANTIFIED] [2022-11-16 12:26:52,638 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_42_arg_1~0#1,QUANTIFIED] [2022-11-16 12:26:52,638 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_42_arg_0~0#1,QUANTIFIED] [2022-11-16 12:26:52,639 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_46_arg_1~0#1,QUANTIFIED] [2022-11-16 12:26:52,639 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_46_arg_1~0#1,QUANTIFIED] [2022-11-16 12:26:52,640 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_46_arg_1~0#1,QUANTIFIED] [2022-11-16 12:26:52,640 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_42_arg_1~0#1,QUANTIFIED] [2022-11-16 12:26:52,641 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_42_arg_0~0#1,QUANTIFIED] [2022-11-16 12:26:52,641 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_46_arg_1~0#1,QUANTIFIED] [2022-11-16 12:26:52,641 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_42_arg_0~0#1,QUANTIFIED] [2022-11-16 12:26:52,641 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_42_arg_1~0#1,QUANTIFIED] [2022-11-16 12:26:52,642 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_71_arg_2~0#1,QUANTIFIED] [2022-11-16 12:26:52,645 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_46_arg_1~0#1,QUANTIFIED] [2022-11-16 12:26:52,646 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_42_arg_1~0#1,QUANTIFIED] [2022-11-16 12:26:52,646 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_42_arg_0~0#1,QUANTIFIED] [2022-11-16 12:26:52,646 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_42_arg_0~0#1,QUANTIFIED] [2022-11-16 12:26:52,647 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_42_arg_1~0#1,QUANTIFIED] [2022-11-16 12:26:52,647 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_46_arg_1~0#1,QUANTIFIED] [2022-11-16 12:26:52,647 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_46_arg_1~0#1,QUANTIFIED] [2022-11-16 12:26:52,647 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_42_arg_0~0#1,QUANTIFIED] [2022-11-16 12:26:52,648 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_42_arg_1~0#1,QUANTIFIED] [2022-11-16 12:26:52,648 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_42_arg_1~0#1,QUANTIFIED] [2022-11-16 12:26:52,648 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_42_arg_0~0#1,QUANTIFIED] [2022-11-16 12:26:52,649 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_46_arg_1~0#1,QUANTIFIED] [2022-11-16 12:26:52,649 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_46_arg_1~0#1,QUANTIFIED] [2022-11-16 12:26:52,649 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_42_arg_0~0#1,QUANTIFIED] [2022-11-16 12:26:52,649 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_42_arg_1~0#1,QUANTIFIED] [2022-11-16 12:26:52,650 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_46_arg_1~0#1,QUANTIFIED] [2022-11-16 12:26:52,650 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_42_arg_1~0#1,QUANTIFIED] [2022-11-16 12:26:52,650 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_42_arg_0~0#1,QUANTIFIED] [2022-11-16 12:26:52,650 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_46_arg_1~0#1,QUANTIFIED] [2022-11-16 12:26:52,651 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_46_arg_1~0#1,QUANTIFIED] [2022-11-16 12:26:52,651 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_42_arg_1~0#1,QUANTIFIED] [2022-11-16 12:26:52,651 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_42_arg_0~0#1,QUANTIFIED] [2022-11-16 12:26:52,651 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_42_arg_0~0#1,QUANTIFIED] [2022-11-16 12:26:52,652 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_42_arg_1~0#1,QUANTIFIED] [2022-11-16 12:26:52,652 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_42_arg_1~0#1,QUANTIFIED] [2022-11-16 12:26:52,652 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_42_arg_0~0#1,QUANTIFIED] [2022-11-16 12:26:52,652 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_42_arg_1~0#1,QUANTIFIED] [2022-11-16 12:26:52,653 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_42_arg_0~0#1,QUANTIFIED] [2022-11-16 12:26:52,653 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_46_arg_1~0#1,QUANTIFIED] [2022-11-16 12:26:52,653 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_46_arg_1~0#1,QUANTIFIED] [2022-11-16 12:26:52,653 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_42_arg_1~0#1,QUANTIFIED] [2022-11-16 12:26:52,654 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_42_arg_0~0#1,QUANTIFIED] [2022-11-16 12:26:52,654 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_42_arg_1~0#1,QUANTIFIED] [2022-11-16 12:26:52,654 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_42_arg_0~0#1,QUANTIFIED] [2022-11-16 12:26:52,654 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_46_arg_1~0#1,QUANTIFIED] [2022-11-16 12:26:52,655 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_46_arg_1~0#1,QUANTIFIED] [2022-11-16 12:26:52,655 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_46_arg_1~0#1,QUANTIFIED] [2022-11-16 12:26:52,655 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_42_arg_1~0#1,QUANTIFIED] [2022-11-16 12:26:52,655 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_42_arg_0~0#1,QUANTIFIED] [2022-11-16 12:26:52,656 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_46_arg_1~0#1,QUANTIFIED] [2022-11-16 12:26:52,656 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_42_arg_0~0#1,QUANTIFIED] [2022-11-16 12:26:52,656 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_42_arg_1~0#1,QUANTIFIED] [2022-11-16 12:26:52,656 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_71_arg_2~0#1,QUANTIFIED] Derived loop invariant: (((((((1bv8 == mask_SORT_1 && !(cond == 0bv32)) && 1bv8 == var_17) && (\exists ULTIMATE.start_main_~var_46_arg_1~0#1 : bv8, ULTIMATE.start_main_~var_42_arg_0~0#1 : bv8, ULTIMATE.start_main_~var_42_arg_1~0#1 : bv8 :: ~bvand32(~zero_extendFrom8To32(~zero_extendFrom8To32(~zero_extendFrom8To32(~zero_extendFrom8To32(~zero_extendFrom8To32(~bvadd64(~bvneg64(~zero_extendFrom8To32(ULTIMATE.start_main_~var_46_arg_1~0#1)), ~zero_extendFrom8To32(~zero_extendFrom8To32(~bvadd64(~bvneg64(~zero_extendFrom8To32(ULTIMATE.start_main_~var_42_arg_1~0#1)), ~zero_extendFrom8To32(ULTIMATE.start_main_~var_42_arg_0~0#1))[7:0])[7:0]))[7:0])[7:0])[7:0])[7:0])[7:0]), ~zero_extendFrom8To32(mask_SORT_1))[7:0] == state_10 && ~bvand32(~zero_extendFrom8To32(~zero_extendFrom8To32(~zero_extendFrom8To32(~bvadd64(~zero_extendFrom8To32(~zero_extendFrom8To32(~zero_extendFrom8To32(~bvadd64(~zero_extendFrom8To32(~zero_extendFrom8To32(ULTIMATE.start_main_~var_42_arg_0~0#1)[7:0]), ~zero_extendFrom8To32(~zero_extendFrom8To32(ULTIMATE.start_main_~var_42_arg_1~0#1)[7:0]))[7:0])[7:0])[7:0]), ~bvneg64(~zero_extendFrom8To32(~zero_extendFrom8To32(~zero_extendFrom8To32(ULTIMATE.start_main_~var_46_arg_1~0#1)[7:0])[7:0])))[7:0])[7:0])[7:0]), ~zero_extendFrom8To32(mask_SORT_1))[7:0] == state_12)) && ((\exists ULTIMATE.start_main_~var_46_arg_1~0#1 : bv8, ULTIMATE.start_main_~var_42_arg_0~0#1 : bv8, ULTIMATE.start_main_~var_42_arg_1~0#1 : bv8 :: (~zero_extendFrom8To32(~zero_extendFrom8To32(ULTIMATE.start_main_~var_46_arg_1~0#1)[7:0])[7:0] == state_31 && ~zero_extendFrom8To32(~zero_extendFrom8To32(~bvadd64(~zero_extendFrom8To32(~zero_extendFrom8To32(ULTIMATE.start_main_~var_42_arg_0~0#1)[7:0]), ~zero_extendFrom8To32(~zero_extendFrom8To32(ULTIMATE.start_main_~var_42_arg_1~0#1)[7:0]))[7:0])[7:0])[7:0] == state_35) && ~zero_extendFrom8To32(~zero_extendFrom8To32(~zero_extendFrom8To32(~bvadd64(~zero_extendFrom8To32(~zero_extendFrom8To32(~bvadd64(~bvneg64(~zero_extendFrom8To32(ULTIMATE.start_main_~var_42_arg_1~0#1)), ~zero_extendFrom8To32(ULTIMATE.start_main_~var_42_arg_0~0#1))[7:0])[7:0]), ~zero_extendFrom8To32(ULTIMATE.start_main_~var_46_arg_1~0#1))[7:0])[7:0])[7:0])[7:0] == state_40) || (\exists ULTIMATE.start_main_~var_46_arg_1~0#1 : bv8, ULTIMATE.start_main_~var_42_arg_0~0#1 : bv8, ULTIMATE.start_main_~var_42_arg_1~0#1 : bv8 :: (~zero_extendFrom8To32(~zero_extendFrom8To32(ULTIMATE.start_main_~var_46_arg_1~0#1)[7:0])[7:0] == state_31 && ~zero_extendFrom8To32(~zero_extendFrom8To32(~bvadd64(~zero_extendFrom8To32(~zero_extendFrom8To32(ULTIMATE.start_main_~var_42_arg_0~0#1)[7:0]), ~zero_extendFrom8To32(~zero_extendFrom8To32(ULTIMATE.start_main_~var_42_arg_1~0#1)[7:0]))[7:0])[7:0])[7:0] == state_35) && ~zero_extendFrom8To32(~zero_extendFrom8To32(~zero_extendFrom8To32(~bvadd64(~bvneg64(~zero_extendFrom8To32(ULTIMATE.start_main_~var_46_arg_1~0#1)), ~zero_extendFrom8To32(~zero_extendFrom8To32(~bvadd64(~bvneg64(~zero_extendFrom8To32(ULTIMATE.start_main_~var_42_arg_1~0#1)), ~zero_extendFrom8To32(ULTIMATE.start_main_~var_42_arg_0~0#1))[7:0])[7:0]))[7:0])[7:0])[7:0])[7:0] == state_40))) && var_9 == 0bv8) && ((((\exists ULTIMATE.start_main_~var_42_arg_1~0#1 : bv8 :: (\exists ULTIMATE.start_main_~var_42_arg_0~0#1 : bv8 :: (\exists ULTIMATE.start_main_~var_46_arg_1~0#1 : bv8 :: ~zero_extendFrom8To32(ULTIMATE.start_main_~var_46_arg_1~0#1)[7:0] == state_25 && state_38 == ~zero_extendFrom8To32(~zero_extendFrom8To32(~bvadd64(~bvneg64(~zero_extendFrom8To32(ULTIMATE.start_main_~var_46_arg_1~0#1)), ~zero_extendFrom8To32(~zero_extendFrom8To32(~bvadd64(~zero_extendFrom8To32(ULTIMATE.start_main_~var_42_arg_1~0#1), ~zero_extendFrom8To32(ULTIMATE.start_main_~var_42_arg_0~0#1))[7:0])[7:0]))[7:0])[7:0])[7:0]) && state_21 == ~zero_extendFrom8To32(ULTIMATE.start_main_~var_42_arg_0~0#1)[7:0]) && ~zero_extendFrom8To32(ULTIMATE.start_main_~var_42_arg_1~0#1)[7:0] == state_23) || (\exists ULTIMATE.start_main_~var_42_arg_1~0#1 : bv8 :: ~zero_extendFrom8To32(ULTIMATE.start_main_~var_42_arg_1~0#1)[7:0] == state_23 && (\exists ULTIMATE.start_main_~var_42_arg_0~0#1 : bv8 :: state_21 == ~zero_extendFrom8To32(ULTIMATE.start_main_~var_42_arg_0~0#1)[7:0] && (\exists ULTIMATE.start_main_~var_46_arg_1~0#1 : bv8 :: ~zero_extendFrom8To32(~zero_extendFrom8To32(~bvadd64(~zero_extendFrom8To32(~zero_extendFrom8To32(~bvadd64(~bvneg64(~zero_extendFrom8To32(ULTIMATE.start_main_~var_42_arg_1~0#1)), ~zero_extendFrom8To32(ULTIMATE.start_main_~var_42_arg_0~0#1))[7:0])[7:0]), ~zero_extendFrom8To32(ULTIMATE.start_main_~var_46_arg_1~0#1))[7:0])[7:0])[7:0] == state_38 && ~zero_extendFrom8To32(ULTIMATE.start_main_~var_46_arg_1~0#1)[7:0] == state_25)))) || (\exists ULTIMATE.start_main_~var_42_arg_1~0#1 : bv8 :: ~zero_extendFrom8To32(ULTIMATE.start_main_~var_42_arg_1~0#1)[7:0] == state_23 && (\exists ULTIMATE.start_main_~var_42_arg_0~0#1 : bv8 :: state_21 == ~zero_extendFrom8To32(ULTIMATE.start_main_~var_42_arg_0~0#1)[7:0] && (\exists ULTIMATE.start_main_~var_46_arg_1~0#1 : bv8 :: ~zero_extendFrom8To32(~zero_extendFrom8To32(~bvadd64(~zero_extendFrom8To32(~zero_extendFrom8To32(~bvadd64(~zero_extendFrom8To32(ULTIMATE.start_main_~var_42_arg_1~0#1), ~zero_extendFrom8To32(ULTIMATE.start_main_~var_42_arg_0~0#1))[7:0])[7:0]), ~zero_extendFrom8To32(ULTIMATE.start_main_~var_46_arg_1~0#1))[7:0])[7:0])[7:0] == state_38 && ~zero_extendFrom8To32(ULTIMATE.start_main_~var_46_arg_1~0#1)[7:0] == state_25)))) || (\exists ULTIMATE.start_main_~var_42_arg_1~0#1 : bv8 :: (\exists ULTIMATE.start_main_~var_42_arg_0~0#1 : bv8 :: (\exists ULTIMATE.start_main_~var_46_arg_1~0#1 : bv8 :: ~zero_extendFrom8To32(~zero_extendFrom8To32(~bvadd64(~bvneg64(~zero_extendFrom8To32(ULTIMATE.start_main_~var_46_arg_1~0#1)), ~zero_extendFrom8To32(~zero_extendFrom8To32(~bvadd64(~bvneg64(~zero_extendFrom8To32(ULTIMATE.start_main_~var_42_arg_1~0#1)), ~zero_extendFrom8To32(ULTIMATE.start_main_~var_42_arg_0~0#1))[7:0])[7:0]))[7:0])[7:0])[7:0] == state_38 && ~zero_extendFrom8To32(ULTIMATE.start_main_~var_46_arg_1~0#1)[7:0] == state_25) && state_21 == ~zero_extendFrom8To32(ULTIMATE.start_main_~var_42_arg_0~0#1)[7:0]) && ~zero_extendFrom8To32(ULTIMATE.start_main_~var_42_arg_1~0#1)[7:0] == state_23))) && (\exists ULTIMATE.start_main_~var_71_arg_2~0#1 : bv8 :: ~bvand32(~zero_extendFrom8To32(~zero_extendFrom8To32(ULTIMATE.start_main_~var_71_arg_2~0#1)[7:0]), ~zero_extendFrom8To32(mask_SORT_1))[7:0] == state_33)) || ((((((((((((((1bv8 == mask_SORT_1 && var_9 == state_21) && 1bv8 == var_17) && var_9 == state_23) && var_9 == state_29) && state_10 == state_12) && var_9 == state_27) && 0bv8 == state_12) && var_9 == 0bv8) && var_9 == state_38) && var_9 == state_25) && var_9 == state_40) && var_9 == state_33) && ~zero_extendFrom8To32(~zero_extendFrom8To32(~bvadd64(~zero_extendFrom8To32(var_9), ~bvneg64(~zero_extendFrom8To32(var_9)))[7:0])[7:0])[7:0] == state_35) && var_9 == state_31) RESULT: Ultimate proved your program to be correct! [2022-11-16 12:26:52,692 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcb6f4b0-9d1d-4769-9e15-89930c0bedfa/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE