/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc config/AutomizerReach.xml -s config/svcomp-Reach-64bit-Automizer_Default.epf -i ../sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test4-1.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-bitabs-178dd20 [2021-01-07 04:22:03,884 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-01-07 04:22:03,890 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-01-07 04:22:03,956 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2021-01-07 04:22:03,991 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-01-07 04:22:03,996 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-01-07 04:22:03,998 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-01-07 04:22:04,000 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-01-07 04:22:04,002 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-01-07 04:22:04,006 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-01-07 04:22:04,014 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-01-07 04:22:04,022 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-01-07 04:22:04,024 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-01-07 04:22:04,026 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-01-07 04:22:04,028 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-01-07 04:22:04,030 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-01-07 04:22:04,054 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2021-01-07 04:22:04,073 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-01-07 04:22:04,074 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-01-07 04:22:04,075 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-01-07 04:22:04,076 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-01-07 04:22:04,127 INFO L113 SettingsManager]: Loading preferences was successful [2021-01-07 04:22:04,127 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-01-07 04:22:04,132 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-01-07 04:22:04,132 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-01-07 04:22:04,132 INFO L138 SettingsManager]: * Use SBE=true [2021-01-07 04:22:04,133 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-01-07 04:22:04,133 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-01-07 04:22:04,133 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-01-07 04:22:04,133 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-01-07 04:22:04,133 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-01-07 04:22:04,135 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-01-07 04:22:04,135 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-01-07 04:22:04,136 INFO L138 SettingsManager]: * Use constant arrays=true [2021-01-07 04:22:04,136 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-01-07 04:22:04,136 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-01-07 04:22:04,136 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-01-07 04:22:04,137 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-01-07 04:22:04,137 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-01-07 04:22:04,137 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-01-07 04:22:04,137 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-01-07 04:22:04,137 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-01-07 04:22:04,138 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-01-07 04:22:04,138 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-01-07 04:22:04,138 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-01-07 04:22:04,138 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-01-07 04:22:04,139 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:/storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-01-07 04:22:04,612 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-01-07 04:22:04,657 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-01-07 04:22:04,661 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-01-07 04:22:04,662 INFO L271 PluginConnector]: Initializing CDTParser... [2021-01-07 04:22:04,663 INFO L275 PluginConnector]: CDTParser initialized [2021-01-07 04:22:04,668 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test4-1.i [2021-01-07 04:22:04,776 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/data/425912c3a/4e860793499e4a1e93e9ba71ed33ed09/FLAG719005e37 [2021-01-07 04:22:05,554 INFO L306 CDTParser]: Found 1 translation units. [2021-01-07 04:22:05,555 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-bitabs/releaseScripts/default/sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test4-1.i [2021-01-07 04:22:05,593 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/data/425912c3a/4e860793499e4a1e93e9ba71ed33ed09/FLAG719005e37 [2021-01-07 04:22:05,771 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/data/425912c3a/4e860793499e4a1e93e9ba71ed33ed09 [2021-01-07 04:22:05,775 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-01-07 04:22:05,779 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-01-07 04:22:05,784 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-01-07 04:22:05,784 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-01-07 04:22:05,788 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-01-07 04:22:05,790 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.01 04:22:05" (1/1) ... [2021-01-07 04:22:05,793 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1b798353 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.01 04:22:05, skipping insertion in model container [2021-01-07 04:22:05,794 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.01 04:22:05" (1/1) ... [2021-01-07 04:22:05,810 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-01-07 04:22:05,909 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-01-07 04:22:06,554 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-bitabs/releaseScripts/default/sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test4-1.i[33021,33034] left hand side expression in assignment: lhs: VariableLHS[~i~0,] left hand side expression in assignment: lhs: VariableLHS[~user~0,] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~user~0,],base],StructAccessExpression[IdentifierExpression[~user~0,],offset]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~user~0,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[4],StructAccessExpression[IdentifierExpression[~user~0,],offset]]]] left hand side expression in assignment: lhs: VariableLHS[~_ha_hashv~0,] left hand side expression in assignment: lhs: VariableLHS[~_hj_j~0,] left hand side expression in assignment: lhs: VariableLHS[~_hj_i~0,] left hand side expression in assignment: lhs: VariableLHS[~_hj_k~0,] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~user~0,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[60],StructAccessExpression[IdentifierExpression[~user~0,],offset]]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~user~0,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[48],StructAccessExpression[IdentifierExpression[~user~0,],offset]]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~user~0,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[56],StructAccessExpression[IdentifierExpression[~user~0,],offset]]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~user~0,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[24],StructAccessExpression[IdentifierExpression[~user~0,],offset]]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~user~0,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[16],StructAccessExpression[IdentifierExpression[~user~0,],offset]]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~user~0,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[8],StructAccessExpression[IdentifierExpression[~user~0,],offset]]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[#t~mem37,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[20],StructAccessExpression[IdentifierExpression[#t~mem37,],offset]]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[#t~mem38,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[8],StructAccessExpression[IdentifierExpression[#t~mem38,],offset]]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[#t~mem39,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[12],StructAccessExpression[IdentifierExpression[#t~mem39,],offset]]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[#t~mem40,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[28],StructAccessExpression[IdentifierExpression[#t~mem40,],offset]]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[#t~mem41,],base],StructAccessExpression[IdentifierExpression[#t~mem41,],offset]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[#t~mem43,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[48],StructAccessExpression[IdentifierExpression[#t~mem43,],offset]]]] left hand side expression in assignment: lhs: VariableLHS[~users~0,] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~user~0,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[8],StructAccessExpression[IdentifierExpression[~user~0,],offset]]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~user~0,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[24],StructAccessExpression[IdentifierExpression[~user~0,],offset]]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~user~0,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[16],StructAccessExpression[IdentifierExpression[~user~0,],offset]]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[#t~mem56,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[16],StructAccessExpression[IdentifierExpression[#t~mem56,],offset]]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[#t~mem57,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[20],StructAccessExpression[IdentifierExpression[#t~mem57,],offset]]]] left hand side expression in assignment: lhs: VariableLHS[~_ha_bkt~0,] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~user~0,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[40],StructAccessExpression[IdentifierExpression[~user~0,],offset]]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~user~0,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[32],StructAccessExpression[IdentifierExpression[~user~0,],offset]]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[#t~mem69,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[24],StructAccessExpression[IdentifierExpression[#t~mem69,],offset]]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~_ha_head~0,],base],StructAccessExpression[IdentifierExpression[~_ha_head~0,],offset]]] left hand side expression in assignment: lhs: VariableLHS[~_he_new_buckets~0,] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[#t~mem81,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[32],StructAccessExpression[IdentifierExpression[#t~mem81,],offset]]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[#t~mem91,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[36],StructAccessExpression[IdentifierExpression[#t~mem91,],offset]]]] left hand side expression in assignment: lhs: VariableLHS[~_he_bkt_i~0,] left hand side expression in assignment: lhs: VariableLHS[~_he_thh~0,] left hand side expression in assignment: lhs: VariableLHS[~_he_hh_nxt~0,] left hand side expression in assignment: lhs: VariableLHS[~_he_bkt~0,] left hand side expression in assignment: lhs: VariableLHS[~_he_newbkt~0,] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~_he_thh~0,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[24],StructAccessExpression[IdentifierExpression[~_he_thh~0,],offset]]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~_he_thh~0,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[32],StructAccessExpression[IdentifierExpression[~_he_thh~0,],offset]]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[#t~mem117,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[24],StructAccessExpression[IdentifierExpression[#t~mem117,],offset]]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~_he_newbkt~0,],base],StructAccessExpression[IdentifierExpression[~_he_newbkt~0,],offset]]] left hand side expression in assignment: lhs: VariableLHS[~_he_thh~0,] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[#t~mem125,],base],StructAccessExpression[IdentifierExpression[#t~mem125,],offset]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[#t~mem126,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[40],StructAccessExpression[IdentifierExpression[#t~mem126,],offset]]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[#t~mem136,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[44],StructAccessExpression[IdentifierExpression[#t~mem136,],offset]]]] left hand side expression in assignment: lhs: VariableLHS[~_ha_hashv~1,] left hand side expression in assignment: lhs: VariableLHS[~_hj_j~1,] left hand side expression in assignment: lhs: VariableLHS[~_hj_i~1,] left hand side expression in assignment: lhs: VariableLHS[~_hj_k~1,] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~user~0,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[116],StructAccessExpression[IdentifierExpression[~user~0,],offset]]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~user~0,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[104],StructAccessExpression[IdentifierExpression[~user~0,],offset]]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~user~0,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[112],StructAccessExpression[IdentifierExpression[~user~0,],offset]]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~user~0,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[80],StructAccessExpression[IdentifierExpression[~user~0,],offset]]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~user~0,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[72],StructAccessExpression[IdentifierExpression[~user~0,],offset]]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~user~0,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[64],StructAccessExpression[IdentifierExpression[~user~0,],offset]]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[#t~mem165,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[20],StructAccessExpression[IdentifierExpression[#t~mem165,],offset]]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[#t~mem166,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[8],StructAccessExpression[IdentifierExpression[#t~mem166,],offset]]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[#t~mem167,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[12],StructAccessExpression[IdentifierExpression[#t~mem167,],offset]]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[#t~mem168,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[28],StructAccessExpression[IdentifierExpression[#t~mem168,],offset]]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[#t~mem169,],base],StructAccessExpression[IdentifierExpression[#t~mem169,],offset]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[#t~mem171,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[48],StructAccessExpression[IdentifierExpression[#t~mem171,],offset]]]] left hand side expression in assignment: lhs: VariableLHS[~altusers~0,] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~user~0,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[64],StructAccessExpression[IdentifierExpression[~user~0,],offset]]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~user~0,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[80],StructAccessExpression[IdentifierExpression[~user~0,],offset]]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~user~0,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[72],StructAccessExpression[IdentifierExpression[~user~0,],offset]]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[#t~mem184,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[16],StructAccessExpression[IdentifierExpression[#t~mem184,],offset]]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[#t~mem185,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[20],StructAccessExpression[IdentifierExpression[#t~mem185,],offset]]]] left hand side expression in assignment: lhs: VariableLHS[~_ha_bkt~1,] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~user~0,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[96],StructAccessExpression[IdentifierExpression[~user~0,],offset]]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~user~0,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[88],StructAccessExpression[IdentifierExpression[~user~0,],offset]]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[#t~mem197,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[24],StructAccessExpression[IdentifierExpression[#t~mem197,],offset]]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~_ha_head~1,],base],StructAccessExpression[IdentifierExpression[~_ha_head~1,],offset]]] left hand side expression in assignment: lhs: VariableLHS[~_he_new_buckets~1,] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[#t~mem209,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[32],StructAccessExpression[IdentifierExpression[#t~mem209,],offset]]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[#t~mem219,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[36],StructAccessExpression[IdentifierExpression[#t~mem219,],offset]]]] left hand side expression in assignment: lhs: VariableLHS[~_he_bkt_i~1,] left hand side expression in assignment: lhs: VariableLHS[~_he_thh~1,] left hand side expression in assignment: lhs: VariableLHS[~_he_hh_nxt~1,] left hand side expression in assignment: lhs: VariableLHS[~_he_bkt~1,] left hand side expression in assignment: lhs: VariableLHS[~_he_newbkt~1,] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~_he_thh~1,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[24],StructAccessExpression[IdentifierExpression[~_he_thh~1,],offset]]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~_he_thh~1,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[32],StructAccessExpression[IdentifierExpression[~_he_thh~1,],offset]]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[#t~mem245,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[24],StructAccessExpression[IdentifierExpression[#t~mem245,],offset]]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~_he_newbkt~1,],base],StructAccessExpression[IdentifierExpression[~_he_newbkt~1,],offset]]] left hand side expression in assignment: lhs: VariableLHS[~_he_thh~1,] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[#t~mem253,],base],StructAccessExpression[IdentifierExpression[#t~mem253,],offset]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[#t~mem254,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[40],StructAccessExpression[IdentifierExpression[#t~mem254,],offset]]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[#t~mem264,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[44],StructAccessExpression[IdentifierExpression[#t~mem264,],offset]]]] left hand side expression in assignment: lhs: VariableLHS[~user~0,] left hand side expression in assignment: lhs: VariableLHS[~user~0,] [2021-01-07 04:22:06,762 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-01-07 04:22:06,778 INFO L203 MainTranslator]: Completed pre-run [2021-01-07 04:22:06,852 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-bitabs/releaseScripts/default/sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test4-1.i[33021,33034] left hand side expression in assignment: lhs: VariableLHS[~i~0,] left hand side expression in assignment: lhs: VariableLHS[~user~0,] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~user~0,],base],StructAccessExpression[IdentifierExpression[~user~0,],offset]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~user~0,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[4],StructAccessExpression[IdentifierExpression[~user~0,],offset]]]] left hand side expression in assignment: lhs: VariableLHS[~_ha_hashv~0,] left hand side expression in assignment: lhs: VariableLHS[~_hj_j~0,] left hand side expression in assignment: lhs: VariableLHS[~_hj_i~0,] left hand side expression in assignment: lhs: VariableLHS[~_hj_k~0,] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~user~0,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[60],StructAccessExpression[IdentifierExpression[~user~0,],offset]]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~user~0,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[48],StructAccessExpression[IdentifierExpression[~user~0,],offset]]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~user~0,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[56],StructAccessExpression[IdentifierExpression[~user~0,],offset]]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~user~0,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[24],StructAccessExpression[IdentifierExpression[~user~0,],offset]]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~user~0,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[16],StructAccessExpression[IdentifierExpression[~user~0,],offset]]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~user~0,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[8],StructAccessExpression[IdentifierExpression[~user~0,],offset]]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[#t~mem37,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[20],StructAccessExpression[IdentifierExpression[#t~mem37,],offset]]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[#t~mem38,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[8],StructAccessExpression[IdentifierExpression[#t~mem38,],offset]]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[#t~mem39,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[12],StructAccessExpression[IdentifierExpression[#t~mem39,],offset]]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[#t~mem40,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[28],StructAccessExpression[IdentifierExpression[#t~mem40,],offset]]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[#t~mem41,],base],StructAccessExpression[IdentifierExpression[#t~mem41,],offset]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[#t~mem43,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[48],StructAccessExpression[IdentifierExpression[#t~mem43,],offset]]]] left hand side expression in assignment: lhs: VariableLHS[~users~0,] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~user~0,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[8],StructAccessExpression[IdentifierExpression[~user~0,],offset]]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~user~0,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[24],StructAccessExpression[IdentifierExpression[~user~0,],offset]]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~user~0,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[16],StructAccessExpression[IdentifierExpression[~user~0,],offset]]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[#t~mem56,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[16],StructAccessExpression[IdentifierExpression[#t~mem56,],offset]]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[#t~mem57,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[20],StructAccessExpression[IdentifierExpression[#t~mem57,],offset]]]] left hand side expression in assignment: lhs: VariableLHS[~_ha_bkt~0,] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~user~0,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[40],StructAccessExpression[IdentifierExpression[~user~0,],offset]]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~user~0,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[32],StructAccessExpression[IdentifierExpression[~user~0,],offset]]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[#t~mem69,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[24],StructAccessExpression[IdentifierExpression[#t~mem69,],offset]]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~_ha_head~0,],base],StructAccessExpression[IdentifierExpression[~_ha_head~0,],offset]]] left hand side expression in assignment: address: IdentifierExpression[~#_he_new_buckets~0,] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[#t~mem83,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[32],StructAccessExpression[IdentifierExpression[#t~mem83,],offset]]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[#t~mem93,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[36],StructAccessExpression[IdentifierExpression[#t~mem93,],offset]]]] left hand side expression in assignment: lhs: VariableLHS[~_he_bkt_i~0,] left hand side expression in assignment: lhs: VariableLHS[~_he_thh~0,] left hand side expression in assignment: lhs: VariableLHS[~_he_hh_nxt~0,] left hand side expression in assignment: lhs: VariableLHS[~_he_bkt~0,] left hand side expression in assignment: lhs: VariableLHS[~_he_newbkt~0,] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~_he_thh~0,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[24],StructAccessExpression[IdentifierExpression[~_he_thh~0,],offset]]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~_he_thh~0,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[32],StructAccessExpression[IdentifierExpression[~_he_thh~0,],offset]]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[#t~mem120,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[24],StructAccessExpression[IdentifierExpression[#t~mem120,],offset]]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~_he_newbkt~0,],base],StructAccessExpression[IdentifierExpression[~_he_newbkt~0,],offset]]] left hand side expression in assignment: lhs: VariableLHS[~_he_thh~0,] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[#t~mem128,],base],StructAccessExpression[IdentifierExpression[#t~mem128,],offset]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[#t~mem130,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[40],StructAccessExpression[IdentifierExpression[#t~mem130,],offset]]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[#t~mem140,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[44],StructAccessExpression[IdentifierExpression[#t~mem140,],offset]]]] left hand side expression in assignment: lhs: VariableLHS[~_ha_hashv~1,] left hand side expression in assignment: lhs: VariableLHS[~_hj_j~1,] left hand side expression in assignment: lhs: VariableLHS[~_hj_i~1,] left hand side expression in assignment: lhs: VariableLHS[~_hj_k~1,] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~user~0,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[116],StructAccessExpression[IdentifierExpression[~user~0,],offset]]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~user~0,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[104],StructAccessExpression[IdentifierExpression[~user~0,],offset]]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~user~0,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[112],StructAccessExpression[IdentifierExpression[~user~0,],offset]]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~user~0,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[80],StructAccessExpression[IdentifierExpression[~user~0,],offset]]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~user~0,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[72],StructAccessExpression[IdentifierExpression[~user~0,],offset]]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~user~0,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[64],StructAccessExpression[IdentifierExpression[~user~0,],offset]]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[#t~mem169,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[20],StructAccessExpression[IdentifierExpression[#t~mem169,],offset]]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[#t~mem170,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[8],StructAccessExpression[IdentifierExpression[#t~mem170,],offset]]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[#t~mem171,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[12],StructAccessExpression[IdentifierExpression[#t~mem171,],offset]]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[#t~mem172,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[28],StructAccessExpression[IdentifierExpression[#t~mem172,],offset]]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[#t~mem173,],base],StructAccessExpression[IdentifierExpression[#t~mem173,],offset]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[#t~mem175,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[48],StructAccessExpression[IdentifierExpression[#t~mem175,],offset]]]] left hand side expression in assignment: lhs: VariableLHS[~altusers~0,] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~user~0,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[64],StructAccessExpression[IdentifierExpression[~user~0,],offset]]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~user~0,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[80],StructAccessExpression[IdentifierExpression[~user~0,],offset]]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~user~0,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[72],StructAccessExpression[IdentifierExpression[~user~0,],offset]]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[#t~mem188,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[16],StructAccessExpression[IdentifierExpression[#t~mem188,],offset]]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[#t~mem189,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[20],StructAccessExpression[IdentifierExpression[#t~mem189,],offset]]]] left hand side expression in assignment: lhs: VariableLHS[~_ha_bkt~1,] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~user~0,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[96],StructAccessExpression[IdentifierExpression[~user~0,],offset]]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~user~0,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[88],StructAccessExpression[IdentifierExpression[~user~0,],offset]]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[#t~mem201,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[24],StructAccessExpression[IdentifierExpression[#t~mem201,],offset]]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~_ha_head~1,],base],StructAccessExpression[IdentifierExpression[~_ha_head~1,],offset]]] left hand side expression in assignment: address: IdentifierExpression[~#_he_new_buckets~1,] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[#t~mem215,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[32],StructAccessExpression[IdentifierExpression[#t~mem215,],offset]]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[#t~mem225,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[36],StructAccessExpression[IdentifierExpression[#t~mem225,],offset]]]] left hand side expression in assignment: lhs: VariableLHS[~_he_bkt_i~1,] left hand side expression in assignment: lhs: VariableLHS[~_he_thh~1,] left hand side expression in assignment: lhs: VariableLHS[~_he_hh_nxt~1,] left hand side expression in assignment: lhs: VariableLHS[~_he_bkt~1,] left hand side expression in assignment: lhs: VariableLHS[~_he_newbkt~1,] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~_he_thh~1,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[24],StructAccessExpression[IdentifierExpression[~_he_thh~1,],offset]]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~_he_thh~1,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[32],StructAccessExpression[IdentifierExpression[~_he_thh~1,],offset]]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[#t~mem252,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[24],StructAccessExpression[IdentifierExpression[#t~mem252,],offset]]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~_he_newbkt~1,],base],StructAccessExpression[IdentifierExpression[~_he_newbkt~1,],offset]]] left hand side expression in assignment: lhs: VariableLHS[~_he_thh~1,] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[#t~mem260,],base],StructAccessExpression[IdentifierExpression[#t~mem260,],offset]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[#t~mem262,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[40],StructAccessExpression[IdentifierExpression[#t~mem262,],offset]]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[#t~mem272,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[44],StructAccessExpression[IdentifierExpression[#t~mem272,],offset]]]] left hand side expression in assignment: lhs: VariableLHS[~user~0,] left hand side expression in assignment: lhs: VariableLHS[~user~0,] [2021-01-07 04:22:06,990 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-01-07 04:22:07,084 INFO L208 MainTranslator]: Completed translation [2021-01-07 04:22:07,085 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.01 04:22:07 WrapperNode [2021-01-07 04:22:07,085 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-01-07 04:22:07,087 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-01-07 04:22:07,087 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-01-07 04:22:07,087 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-01-07 04:22:07,098 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.01 04:22:07" (1/1) ... [2021-01-07 04:22:07,142 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.01 04:22:07" (1/1) ... [2021-01-07 04:22:07,228 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-01-07 04:22:07,229 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-01-07 04:22:07,229 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-01-07 04:22:07,229 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-01-07 04:22:07,241 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.01 04:22:07" (1/1) ... [2021-01-07 04:22:07,242 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.01 04:22:07" (1/1) ... [2021-01-07 04:22:07,266 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.01 04:22:07" (1/1) ... [2021-01-07 04:22:07,266 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.01 04:22:07" (1/1) ... [2021-01-07 04:22:07,345 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.01 04:22:07" (1/1) ... [2021-01-07 04:22:07,360 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.01 04:22:07" (1/1) ... [2021-01-07 04:22:07,369 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.01 04:22:07" (1/1) ... [2021-01-07 04:22:07,385 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-01-07 04:22:07,386 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-01-07 04:22:07,386 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-01-07 04:22:07,386 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-01-07 04:22:07,388 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.01 04:22:07" (1/1) ... No working directory specified, using /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-01-07 04:22:07,504 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-01-07 04:22:07,505 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-01-07 04:22:07,506 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-01-07 04:22:07,506 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-01-07 04:22:07,506 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-01-07 04:22:07,506 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-01-07 04:22:07,506 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-01-07 04:22:07,507 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-01-07 04:22:07,507 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-01-07 04:22:07,508 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-01-07 04:22:09,853 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-01-07 04:22:09,854 INFO L299 CfgBuilder]: Removed 98 assume(true) statements. [2021-01-07 04:22:09,856 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.01 04:22:09 BoogieIcfgContainer [2021-01-07 04:22:09,856 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-01-07 04:22:09,858 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-01-07 04:22:09,859 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-01-07 04:22:09,862 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-01-07 04:22:09,863 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.01 04:22:05" (1/3) ... [2021-01-07 04:22:09,864 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1aea185b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.01 04:22:09, skipping insertion in model container [2021-01-07 04:22:09,864 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.01 04:22:07" (2/3) ... [2021-01-07 04:22:09,864 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1aea185b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.01 04:22:09, skipping insertion in model container [2021-01-07 04:22:09,865 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.01 04:22:09" (3/3) ... [2021-01-07 04:22:09,866 INFO L111 eAbstractionObserver]: Analyzing ICFG uthash_JEN_test4-1.i [2021-01-07 04:22:09,874 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-01-07 04:22:09,880 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 10 error locations. [2021-01-07 04:22:09,901 INFO L253 AbstractCegarLoop]: Starting to check reachability of 10 error locations. [2021-01-07 04:22:09,931 INFO L377 AbstractCegarLoop]: Interprodecural is true [2021-01-07 04:22:09,931 INFO L378 AbstractCegarLoop]: Hoare is true [2021-01-07 04:22:09,931 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-01-07 04:22:09,931 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-01-07 04:22:09,931 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-01-07 04:22:09,931 INFO L382 AbstractCegarLoop]: Difference is false [2021-01-07 04:22:09,932 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-01-07 04:22:09,932 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-01-07 04:22:09,955 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states. [2021-01-07 04:22:09,961 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-01-07 04:22:09,961 INFO L414 BasicCegarLoop]: Found error trace [2021-01-07 04:22:09,962 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2021-01-07 04:22:09,963 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-07 04:22:09,970 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-07 04:22:09,970 INFO L82 PathProgramCache]: Analyzing trace with hash 889550569, now seen corresponding path program 1 times [2021-01-07 04:22:09,980 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-07 04:22:09,981 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2079125188] [2021-01-07 04:22:09,981 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-07 04:22:10,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-07 04:22:10,149 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-07 04:22:10,150 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2079125188] [2021-01-07 04:22:10,151 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-07 04:22:10,151 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-01-07 04:22:10,152 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [517324346] [2021-01-07 04:22:10,157 INFO L461 AbstractCegarLoop]: Interpolant automaton has 2 states [2021-01-07 04:22:10,157 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-07 04:22:10,173 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-01-07 04:22:10,174 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-01-07 04:22:10,177 INFO L87 Difference]: Start difference. First operand 221 states. Second operand 2 states. [2021-01-07 04:22:10,227 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-07 04:22:10,227 INFO L93 Difference]: Finished difference Result 440 states and 724 transitions. [2021-01-07 04:22:10,227 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-01-07 04:22:10,231 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 8 [2021-01-07 04:22:10,232 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-07 04:22:10,255 INFO L225 Difference]: With dead ends: 440 [2021-01-07 04:22:10,255 INFO L226 Difference]: Without dead ends: 217 [2021-01-07 04:22:10,262 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-01-07 04:22:10,287 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 217 states. [2021-01-07 04:22:10,346 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 217 to 217. [2021-01-07 04:22:10,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 217 states. [2021-01-07 04:22:10,360 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 217 states to 217 states and 282 transitions. [2021-01-07 04:22:10,362 INFO L78 Accepts]: Start accepts. Automaton has 217 states and 282 transitions. Word has length 8 [2021-01-07 04:22:10,363 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-07 04:22:10,364 INFO L481 AbstractCegarLoop]: Abstraction has 217 states and 282 transitions. [2021-01-07 04:22:10,364 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2021-01-07 04:22:10,364 INFO L276 IsEmpty]: Start isEmpty. Operand 217 states and 282 transitions. [2021-01-07 04:22:10,364 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-01-07 04:22:10,365 INFO L414 BasicCegarLoop]: Found error trace [2021-01-07 04:22:10,365 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2021-01-07 04:22:10,365 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-01-07 04:22:10,365 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-07 04:22:10,367 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-07 04:22:10,368 INFO L82 PathProgramCache]: Analyzing trace with hash 921152950, now seen corresponding path program 1 times [2021-01-07 04:22:10,368 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-07 04:22:10,368 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019945685] [2021-01-07 04:22:10,368 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-07 04:22:10,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-07 04:22:10,495 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-07 04:22:10,496 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019945685] [2021-01-07 04:22:10,496 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-07 04:22:10,496 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-01-07 04:22:10,497 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1582195509] [2021-01-07 04:22:10,499 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-01-07 04:22:10,499 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-07 04:22:10,501 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-01-07 04:22:10,501 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-01-07 04:22:10,501 INFO L87 Difference]: Start difference. First operand 217 states and 282 transitions. Second operand 3 states. [2021-01-07 04:22:10,584 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-07 04:22:10,585 INFO L93 Difference]: Finished difference Result 432 states and 562 transitions. [2021-01-07 04:22:10,586 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-01-07 04:22:10,586 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 8 [2021-01-07 04:22:10,586 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-07 04:22:10,589 INFO L225 Difference]: With dead ends: 432 [2021-01-07 04:22:10,590 INFO L226 Difference]: Without dead ends: 387 [2021-01-07 04:22:10,595 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-01-07 04:22:10,597 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 387 states. [2021-01-07 04:22:10,627 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 387 to 218. [2021-01-07 04:22:10,627 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 218 states. [2021-01-07 04:22:10,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 218 states to 218 states and 283 transitions. [2021-01-07 04:22:10,630 INFO L78 Accepts]: Start accepts. Automaton has 218 states and 283 transitions. Word has length 8 [2021-01-07 04:22:10,630 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-07 04:22:10,630 INFO L481 AbstractCegarLoop]: Abstraction has 218 states and 283 transitions. [2021-01-07 04:22:10,630 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-01-07 04:22:10,630 INFO L276 IsEmpty]: Start isEmpty. Operand 218 states and 283 transitions. [2021-01-07 04:22:10,637 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2021-01-07 04:22:10,637 INFO L414 BasicCegarLoop]: Found error trace [2021-01-07 04:22:10,637 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-07 04:22:10,638 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-01-07 04:22:10,638 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-07 04:22:10,639 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-07 04:22:10,642 INFO L82 PathProgramCache]: Analyzing trace with hash -137963571, now seen corresponding path program 1 times [2021-01-07 04:22:10,642 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-07 04:22:10,643 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1784084182] [2021-01-07 04:22:10,643 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-07 04:22:10,706 ERROR L270 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-01-07 04:22:10,707 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1194634542] [2021-01-07 04:22:10,708 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-01-07 04:22:11,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-07 04:22:11,093 INFO L263 TraceCheckSpWp]: Trace formula consists of 347 conjuncts, 3 conjunts are in the unsatisfiable core [2021-01-07 04:22:11,105 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-01-07 04:22:11,245 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-07 04:22:11,246 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1784084182] [2021-01-07 04:22:11,246 WARN L332 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-01-07 04:22:11,246 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1194634542] [2021-01-07 04:22:11,247 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-07 04:22:11,247 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-01-07 04:22:11,247 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1669142966] [2021-01-07 04:22:11,248 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-01-07 04:22:11,248 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-07 04:22:11,249 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-01-07 04:22:11,249 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-01-07 04:22:11,249 INFO L87 Difference]: Start difference. First operand 218 states and 283 transitions. Second operand 3 states. [2021-01-07 04:22:11,387 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-07 04:22:11,387 INFO L93 Difference]: Finished difference Result 454 states and 594 transitions. [2021-01-07 04:22:11,388 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-01-07 04:22:11,388 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 106 [2021-01-07 04:22:11,389 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-07 04:22:11,390 INFO L225 Difference]: With dead ends: 454 [2021-01-07 04:22:11,391 INFO L226 Difference]: Without dead ends: 239 [2021-01-07 04:22:11,392 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 105 GetRequests, 104 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-01-07 04:22:11,394 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 239 states. [2021-01-07 04:22:11,413 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 239 to 238. [2021-01-07 04:22:11,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 238 states. [2021-01-07 04:22:11,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 238 states to 238 states and 303 transitions. [2021-01-07 04:22:11,414 INFO L78 Accepts]: Start accepts. Automaton has 238 states and 303 transitions. Word has length 106 [2021-01-07 04:22:11,415 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-07 04:22:11,416 INFO L481 AbstractCegarLoop]: Abstraction has 238 states and 303 transitions. [2021-01-07 04:22:11,416 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-01-07 04:22:11,417 INFO L276 IsEmpty]: Start isEmpty. Operand 238 states and 303 transitions. [2021-01-07 04:22:11,422 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2021-01-07 04:22:11,422 INFO L414 BasicCegarLoop]: Found error trace [2021-01-07 04:22:11,423 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-07 04:22:11,639 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable2 [2021-01-07 04:22:11,640 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-07 04:22:11,641 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-07 04:22:11,642 INFO L82 PathProgramCache]: Analyzing trace with hash 62310097, now seen corresponding path program 1 times [2021-01-07 04:22:11,642 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-07 04:22:11,643 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [731854409] [2021-01-07 04:22:11,643 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-07 04:22:11,667 ERROR L270 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-01-07 04:22:11,667 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1206668778] [2021-01-07 04:22:11,668 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-01-07 04:22:11,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-07 04:22:11,977 INFO L263 TraceCheckSpWp]: Trace formula consists of 351 conjuncts, 3 conjunts are in the unsatisfiable core [2021-01-07 04:22:11,983 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-01-07 04:22:12,116 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-07 04:22:12,117 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [731854409] [2021-01-07 04:22:12,117 WARN L332 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-01-07 04:22:12,117 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1206668778] [2021-01-07 04:22:12,118 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-07 04:22:12,118 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-01-07 04:22:12,118 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2063621534] [2021-01-07 04:22:12,119 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-01-07 04:22:12,119 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-07 04:22:12,120 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-01-07 04:22:12,121 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-01-07 04:22:12,121 INFO L87 Difference]: Start difference. First operand 238 states and 303 transitions. Second operand 3 states. [2021-01-07 04:22:12,232 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-07 04:22:12,232 INFO L93 Difference]: Finished difference Result 494 states and 634 transitions. [2021-01-07 04:22:12,233 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-01-07 04:22:12,233 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 106 [2021-01-07 04:22:12,233 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-07 04:22:12,235 INFO L225 Difference]: With dead ends: 494 [2021-01-07 04:22:12,235 INFO L226 Difference]: Without dead ends: 259 [2021-01-07 04:22:12,237 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 105 GetRequests, 104 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-01-07 04:22:12,238 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 259 states. [2021-01-07 04:22:12,247 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 259 to 258. [2021-01-07 04:22:12,247 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 258 states. [2021-01-07 04:22:12,248 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 258 states to 258 states and 323 transitions. [2021-01-07 04:22:12,248 INFO L78 Accepts]: Start accepts. Automaton has 258 states and 323 transitions. Word has length 106 [2021-01-07 04:22:12,249 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-07 04:22:12,249 INFO L481 AbstractCegarLoop]: Abstraction has 258 states and 323 transitions. [2021-01-07 04:22:12,249 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-01-07 04:22:12,249 INFO L276 IsEmpty]: Start isEmpty. Operand 258 states and 323 transitions. [2021-01-07 04:22:12,257 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2021-01-07 04:22:12,257 INFO L414 BasicCegarLoop]: Found error trace [2021-01-07 04:22:12,257 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-07 04:22:12,472 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,3 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-01-07 04:22:12,474 INFO L429 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-07 04:22:12,475 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-07 04:22:12,478 INFO L82 PathProgramCache]: Analyzing trace with hash -426500019, now seen corresponding path program 1 times [2021-01-07 04:22:12,478 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-07 04:22:12,478 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1888221876] [2021-01-07 04:22:12,478 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-07 04:22:12,504 ERROR L270 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-01-07 04:22:12,504 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1073168756] [2021-01-07 04:22:12,504 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-01-07 04:22:12,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-07 04:22:12,803 INFO L263 TraceCheckSpWp]: Trace formula consists of 355 conjuncts, 3 conjunts are in the unsatisfiable core [2021-01-07 04:22:12,809 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-01-07 04:22:12,915 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-07 04:22:12,916 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1888221876] [2021-01-07 04:22:12,916 WARN L332 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-01-07 04:22:12,916 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1073168756] [2021-01-07 04:22:12,917 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-07 04:22:12,917 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-01-07 04:22:12,917 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [176253348] [2021-01-07 04:22:12,918 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-01-07 04:22:12,918 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-07 04:22:12,919 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-01-07 04:22:12,919 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-01-07 04:22:12,919 INFO L87 Difference]: Start difference. First operand 258 states and 323 transitions. Second operand 4 states. [2021-01-07 04:22:13,052 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-07 04:22:13,053 INFO L93 Difference]: Finished difference Result 505 states and 635 transitions. [2021-01-07 04:22:13,053 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-01-07 04:22:13,053 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 106 [2021-01-07 04:22:13,054 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-07 04:22:13,056 INFO L225 Difference]: With dead ends: 505 [2021-01-07 04:22:13,056 INFO L226 Difference]: Without dead ends: 250 [2021-01-07 04:22:13,057 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 106 GetRequests, 103 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-01-07 04:22:13,058 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 250 states. [2021-01-07 04:22:13,064 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 250 to 244. [2021-01-07 04:22:13,065 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 244 states. [2021-01-07 04:22:13,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 244 states to 244 states and 302 transitions. [2021-01-07 04:22:13,066 INFO L78 Accepts]: Start accepts. Automaton has 244 states and 302 transitions. Word has length 106 [2021-01-07 04:22:13,067 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-07 04:22:13,067 INFO L481 AbstractCegarLoop]: Abstraction has 244 states and 302 transitions. [2021-01-07 04:22:13,067 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2021-01-07 04:22:13,067 INFO L276 IsEmpty]: Start isEmpty. Operand 244 states and 302 transitions. [2021-01-07 04:22:13,069 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2021-01-07 04:22:13,069 INFO L414 BasicCegarLoop]: Found error trace [2021-01-07 04:22:13,070 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-07 04:22:13,283 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,4 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-01-07 04:22:13,284 INFO L429 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-07 04:22:13,285 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-07 04:22:13,286 INFO L82 PathProgramCache]: Analyzing trace with hash -1791075329, now seen corresponding path program 1 times [2021-01-07 04:22:13,286 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-07 04:22:13,287 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2044714868] [2021-01-07 04:22:13,287 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-07 04:22:13,314 ERROR L270 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-01-07 04:22:13,317 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1869521830] [2021-01-07 04:22:13,318 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-01-07 04:22:13,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-07 04:22:13,607 INFO L263 TraceCheckSpWp]: Trace formula consists of 341 conjuncts, 3 conjunts are in the unsatisfiable core [2021-01-07 04:22:13,613 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-01-07 04:22:13,708 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-07 04:22:13,709 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2044714868] [2021-01-07 04:22:13,709 WARN L332 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-01-07 04:22:13,709 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1869521830] [2021-01-07 04:22:13,709 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-07 04:22:13,710 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-01-07 04:22:13,710 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2035082491] [2021-01-07 04:22:13,711 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-01-07 04:22:13,711 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-07 04:22:13,711 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-01-07 04:22:13,712 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-01-07 04:22:13,712 INFO L87 Difference]: Start difference. First operand 244 states and 302 transitions. Second operand 4 states. [2021-01-07 04:22:13,820 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-07 04:22:13,820 INFO L93 Difference]: Finished difference Result 566 states and 702 transitions. [2021-01-07 04:22:13,821 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-01-07 04:22:13,821 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 106 [2021-01-07 04:22:13,822 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-07 04:22:13,824 INFO L225 Difference]: With dead ends: 566 [2021-01-07 04:22:13,824 INFO L226 Difference]: Without dead ends: 325 [2021-01-07 04:22:13,825 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 106 GetRequests, 103 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-01-07 04:22:13,826 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 325 states. [2021-01-07 04:22:13,834 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 325 to 230. [2021-01-07 04:22:13,834 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 230 states. [2021-01-07 04:22:13,835 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 230 states to 230 states and 281 transitions. [2021-01-07 04:22:13,835 INFO L78 Accepts]: Start accepts. Automaton has 230 states and 281 transitions. Word has length 106 [2021-01-07 04:22:13,839 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-07 04:22:13,839 INFO L481 AbstractCegarLoop]: Abstraction has 230 states and 281 transitions. [2021-01-07 04:22:13,839 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2021-01-07 04:22:13,840 INFO L276 IsEmpty]: Start isEmpty. Operand 230 states and 281 transitions. [2021-01-07 04:22:13,849 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2021-01-07 04:22:13,849 INFO L414 BasicCegarLoop]: Found error trace [2021-01-07 04:22:13,849 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-07 04:22:14,063 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,5 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-01-07 04:22:14,064 INFO L429 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-07 04:22:14,065 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-07 04:22:14,066 INFO L82 PathProgramCache]: Analyzing trace with hash 1369189005, now seen corresponding path program 1 times [2021-01-07 04:22:14,066 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-07 04:22:14,067 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [557326817] [2021-01-07 04:22:14,067 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-07 04:22:14,085 ERROR L270 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-01-07 04:22:14,086 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1166816003] [2021-01-07 04:22:14,086 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-01-07 04:22:14,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-07 04:22:14,382 INFO L263 TraceCheckSpWp]: Trace formula consists of 327 conjuncts, 3 conjunts are in the unsatisfiable core [2021-01-07 04:22:14,386 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-01-07 04:22:14,514 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-07 04:22:14,515 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [557326817] [2021-01-07 04:22:14,515 WARN L332 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-01-07 04:22:14,515 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1166816003] [2021-01-07 04:22:14,515 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2021-01-07 04:22:14,516 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4] total 4 [2021-01-07 04:22:14,516 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [222998355] [2021-01-07 04:22:14,516 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-01-07 04:22:14,517 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-07 04:22:14,517 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-01-07 04:22:14,517 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-01-07 04:22:14,518 INFO L87 Difference]: Start difference. First operand 230 states and 281 transitions. Second operand 4 states. [2021-01-07 04:22:14,559 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-07 04:22:14,560 INFO L93 Difference]: Finished difference Result 638 states and 780 transitions. [2021-01-07 04:22:14,561 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-01-07 04:22:14,561 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 106 [2021-01-07 04:22:14,561 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-07 04:22:14,565 INFO L225 Difference]: With dead ends: 638 [2021-01-07 04:22:14,565 INFO L226 Difference]: Without dead ends: 593 [2021-01-07 04:22:14,566 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 105 GetRequests, 103 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-01-07 04:22:14,567 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 593 states. [2021-01-07 04:22:14,581 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 593 to 412. [2021-01-07 04:22:14,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 412 states. [2021-01-07 04:22:14,583 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 412 states to 412 states and 503 transitions. [2021-01-07 04:22:14,583 INFO L78 Accepts]: Start accepts. Automaton has 412 states and 503 transitions. Word has length 106 [2021-01-07 04:22:14,584 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-07 04:22:14,584 INFO L481 AbstractCegarLoop]: Abstraction has 412 states and 503 transitions. [2021-01-07 04:22:14,584 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2021-01-07 04:22:14,584 INFO L276 IsEmpty]: Start isEmpty. Operand 412 states and 503 transitions. [2021-01-07 04:22:14,586 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 205 [2021-01-07 04:22:14,587 INFO L414 BasicCegarLoop]: Found error trace [2021-01-07 04:22:14,587 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-07 04:22:14,791 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable6 [2021-01-07 04:22:14,792 INFO L429 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-07 04:22:14,793 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-07 04:22:14,793 INFO L82 PathProgramCache]: Analyzing trace with hash 548829604, now seen corresponding path program 2 times [2021-01-07 04:22:14,794 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-07 04:22:14,794 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1642527844] [2021-01-07 04:22:14,794 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-07 04:22:14,818 ERROR L270 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-01-07 04:22:14,819 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1628015135] [2021-01-07 04:22:14,819 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-01-07 04:22:15,063 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2021-01-07 04:22:15,063 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-01-07 04:22:15,065 INFO L263 TraceCheckSpWp]: Trace formula consists of 68 conjuncts, 9 conjunts are in the unsatisfiable core [2021-01-07 04:22:15,071 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-01-07 04:22:15,458 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2021-01-07 04:22:15,458 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1642527844] [2021-01-07 04:22:15,459 WARN L332 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-01-07 04:22:15,459 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1628015135] [2021-01-07 04:22:15,459 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-07 04:22:15,459 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-01-07 04:22:15,460 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [328818996] [2021-01-07 04:22:15,461 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-01-07 04:22:15,461 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-07 04:22:15,461 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-01-07 04:22:15,462 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-01-07 04:22:15,462 INFO L87 Difference]: Start difference. First operand 412 states and 503 transitions. Second operand 4 states. [2021-01-07 04:22:15,886 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-07 04:22:15,886 INFO L93 Difference]: Finished difference Result 677 states and 831 transitions. [2021-01-07 04:22:15,890 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-01-07 04:22:15,890 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 204 [2021-01-07 04:22:15,891 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-07 04:22:15,893 INFO L225 Difference]: With dead ends: 677 [2021-01-07 04:22:15,893 INFO L226 Difference]: Without dead ends: 410 [2021-01-07 04:22:15,895 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 203 GetRequests, 201 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-01-07 04:22:15,896 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 410 states. [2021-01-07 04:22:15,910 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 410 to 410. [2021-01-07 04:22:15,912 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 410 states. [2021-01-07 04:22:15,914 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 410 states to 410 states and 500 transitions. [2021-01-07 04:22:15,914 INFO L78 Accepts]: Start accepts. Automaton has 410 states and 500 transitions. Word has length 204 [2021-01-07 04:22:15,915 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-07 04:22:15,915 INFO L481 AbstractCegarLoop]: Abstraction has 410 states and 500 transitions. [2021-01-07 04:22:15,915 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2021-01-07 04:22:15,915 INFO L276 IsEmpty]: Start isEmpty. Operand 410 states and 500 transitions. [2021-01-07 04:22:15,918 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 212 [2021-01-07 04:22:15,918 INFO L414 BasicCegarLoop]: Found error trace [2021-01-07 04:22:15,919 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-07 04:22:16,120 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,7 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-01-07 04:22:16,121 INFO L429 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-07 04:22:16,122 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-07 04:22:16,123 INFO L82 PathProgramCache]: Analyzing trace with hash -7696284, now seen corresponding path program 1 times [2021-01-07 04:22:16,123 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-07 04:22:16,124 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2101048796] [2021-01-07 04:22:16,124 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-07 04:22:16,151 ERROR L270 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-01-07 04:22:16,151 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1847873237] [2021-01-07 04:22:16,152 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-01-07 04:22:16,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-07 04:22:16,536 INFO L263 TraceCheckSpWp]: Trace formula consists of 674 conjuncts, 3 conjunts are in the unsatisfiable core [2021-01-07 04:22:16,542 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-01-07 04:22:16,776 INFO L134 CoverageAnalysis]: Checked inductivity of 98 backedges. 84 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-01-07 04:22:16,777 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2101048796] [2021-01-07 04:22:16,777 WARN L332 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-01-07 04:22:16,777 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1847873237] [2021-01-07 04:22:16,777 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-07 04:22:16,778 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-01-07 04:22:16,778 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1273162915] [2021-01-07 04:22:16,779 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-01-07 04:22:16,779 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-07 04:22:16,779 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-01-07 04:22:16,780 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-01-07 04:22:16,780 INFO L87 Difference]: Start difference. First operand 410 states and 500 transitions. Second operand 3 states. [2021-01-07 04:22:16,851 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-07 04:22:16,851 INFO L93 Difference]: Finished difference Result 776 states and 957 transitions. [2021-01-07 04:22:16,852 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-01-07 04:22:16,852 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 211 [2021-01-07 04:22:16,852 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-07 04:22:16,854 INFO L225 Difference]: With dead ends: 776 [2021-01-07 04:22:16,855 INFO L226 Difference]: Without dead ends: 418 [2021-01-07 04:22:16,862 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 210 GetRequests, 209 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-01-07 04:22:16,863 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 418 states. [2021-01-07 04:22:16,874 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 418 to 418. [2021-01-07 04:22:16,874 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 418 states. [2021-01-07 04:22:16,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 418 states to 418 states and 508 transitions. [2021-01-07 04:22:16,876 INFO L78 Accepts]: Start accepts. Automaton has 418 states and 508 transitions. Word has length 211 [2021-01-07 04:22:16,878 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-07 04:22:16,878 INFO L481 AbstractCegarLoop]: Abstraction has 418 states and 508 transitions. [2021-01-07 04:22:16,878 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-01-07 04:22:16,879 INFO L276 IsEmpty]: Start isEmpty. Operand 418 states and 508 transitions. [2021-01-07 04:22:16,881 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 214 [2021-01-07 04:22:16,882 INFO L414 BasicCegarLoop]: Found error trace [2021-01-07 04:22:16,882 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-07 04:22:17,096 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,8 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-01-07 04:22:17,097 INFO L429 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-07 04:22:17,098 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-07 04:22:17,099 INFO L82 PathProgramCache]: Analyzing trace with hash 1887603621, now seen corresponding path program 1 times [2021-01-07 04:22:17,099 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-07 04:22:17,100 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [773694866] [2021-01-07 04:22:17,100 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-07 04:22:17,144 ERROR L270 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-01-07 04:22:17,145 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1226299611] [2021-01-07 04:22:17,145 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 9 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 9 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-01-07 04:22:17,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-07 04:22:17,564 INFO L263 TraceCheckSpWp]: Trace formula consists of 686 conjuncts, 4 conjunts are in the unsatisfiable core [2021-01-07 04:22:17,568 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-01-07 04:22:17,785 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 84 proven. 1 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-01-07 04:22:17,785 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [773694866] [2021-01-07 04:22:17,785 WARN L332 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-01-07 04:22:17,786 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1226299611] [2021-01-07 04:22:17,786 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2021-01-07 04:22:17,786 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4] total 4 [2021-01-07 04:22:17,786 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1182363720] [2021-01-07 04:22:17,787 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-01-07 04:22:17,787 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-07 04:22:17,788 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-01-07 04:22:17,788 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-01-07 04:22:17,788 INFO L87 Difference]: Start difference. First operand 418 states and 508 transitions. Second operand 4 states. [2021-01-07 04:22:17,865 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-07 04:22:17,865 INFO L93 Difference]: Finished difference Result 791 states and 972 transitions. [2021-01-07 04:22:17,866 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-01-07 04:22:17,866 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 213 [2021-01-07 04:22:17,867 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-07 04:22:17,869 INFO L225 Difference]: With dead ends: 791 [2021-01-07 04:22:17,869 INFO L226 Difference]: Without dead ends: 426 [2021-01-07 04:22:17,871 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 212 GetRequests, 210 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-01-07 04:22:17,872 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 426 states. [2021-01-07 04:22:17,890 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 426 to 426. [2021-01-07 04:22:17,891 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 426 states. [2021-01-07 04:22:17,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 426 states to 426 states and 516 transitions. [2021-01-07 04:22:17,892 INFO L78 Accepts]: Start accepts. Automaton has 426 states and 516 transitions. Word has length 213 [2021-01-07 04:22:17,893 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-07 04:22:17,893 INFO L481 AbstractCegarLoop]: Abstraction has 426 states and 516 transitions. [2021-01-07 04:22:17,893 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2021-01-07 04:22:17,893 INFO L276 IsEmpty]: Start isEmpty. Operand 426 states and 516 transitions. [2021-01-07 04:22:17,896 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 216 [2021-01-07 04:22:17,896 INFO L414 BasicCegarLoop]: Found error trace [2021-01-07 04:22:17,897 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-07 04:22:18,111 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2021-01-07 04:22:18,112 INFO L429 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-07 04:22:18,113 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-07 04:22:18,114 INFO L82 PathProgramCache]: Analyzing trace with hash -546185468, now seen corresponding path program 2 times [2021-01-07 04:22:18,114 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-07 04:22:18,115 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1295459164] [2021-01-07 04:22:18,115 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-07 04:22:18,145 ERROR L270 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-01-07 04:22:18,146 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1331327600] [2021-01-07 04:22:18,146 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 10 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 10 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-01-07 04:22:18,554 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-01-07 04:22:18,555 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-01-07 04:22:18,562 INFO L263 TraceCheckSpWp]: Trace formula consists of 698 conjuncts, 5 conjunts are in the unsatisfiable core [2021-01-07 04:22:18,589 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-01-07 04:22:18,805 INFO L134 CoverageAnalysis]: Checked inductivity of 104 backedges. 84 proven. 3 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2021-01-07 04:22:18,806 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1295459164] [2021-01-07 04:22:18,806 WARN L332 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-01-07 04:22:18,806 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1331327600] [2021-01-07 04:22:18,806 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2021-01-07 04:22:18,806 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5] total 5 [2021-01-07 04:22:18,806 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2100153923] [2021-01-07 04:22:18,807 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-01-07 04:22:18,807 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-07 04:22:18,808 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-01-07 04:22:18,808 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2021-01-07 04:22:18,808 INFO L87 Difference]: Start difference. First operand 426 states and 516 transitions. Second operand 5 states. [2021-01-07 04:22:18,896 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-07 04:22:18,896 INFO L93 Difference]: Finished difference Result 806 states and 987 transitions. [2021-01-07 04:22:18,896 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-01-07 04:22:18,897 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 215 [2021-01-07 04:22:18,897 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-07 04:22:18,899 INFO L225 Difference]: With dead ends: 806 [2021-01-07 04:22:18,899 INFO L226 Difference]: Without dead ends: 434 [2021-01-07 04:22:18,900 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 214 GetRequests, 211 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2021-01-07 04:22:18,901 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 434 states. [2021-01-07 04:22:18,917 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 434 to 434. [2021-01-07 04:22:18,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 434 states. [2021-01-07 04:22:18,919 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 434 states to 434 states and 524 transitions. [2021-01-07 04:22:18,919 INFO L78 Accepts]: Start accepts. Automaton has 434 states and 524 transitions. Word has length 215 [2021-01-07 04:22:18,919 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-07 04:22:18,919 INFO L481 AbstractCegarLoop]: Abstraction has 434 states and 524 transitions. [2021-01-07 04:22:18,919 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2021-01-07 04:22:18,920 INFO L276 IsEmpty]: Start isEmpty. Operand 434 states and 524 transitions. [2021-01-07 04:22:18,922 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 218 [2021-01-07 04:22:18,923 INFO L414 BasicCegarLoop]: Found error trace [2021-01-07 04:22:18,923 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-07 04:22:19,136 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10,10 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-01-07 04:22:19,137 INFO L429 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-07 04:22:19,138 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-07 04:22:19,139 INFO L82 PathProgramCache]: Analyzing trace with hash 1962229253, now seen corresponding path program 3 times [2021-01-07 04:22:19,139 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-07 04:22:19,139 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [543360357] [2021-01-07 04:22:19,140 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-07 04:22:19,159 ERROR L270 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-01-07 04:22:19,160 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [900269434] [2021-01-07 04:22:19,160 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 No working directory specified, using /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 11 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 11 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-01-07 04:22:19,514 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) [2021-01-07 04:22:19,514 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-01-07 04:22:19,518 INFO L263 TraceCheckSpWp]: Trace formula consists of 327 conjuncts, 5 conjunts are in the unsatisfiable core [2021-01-07 04:22:19,525 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-01-07 04:22:19,816 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 62 proven. 0 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2021-01-07 04:22:19,816 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [543360357] [2021-01-07 04:22:19,816 WARN L332 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-01-07 04:22:19,816 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [900269434] [2021-01-07 04:22:19,816 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-07 04:22:19,817 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-01-07 04:22:19,817 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1593718501] [2021-01-07 04:22:19,817 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-01-07 04:22:19,817 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-07 04:22:19,818 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-01-07 04:22:19,818 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-01-07 04:22:19,818 INFO L87 Difference]: Start difference. First operand 434 states and 524 transitions. Second operand 3 states. [2021-01-07 04:22:19,906 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-07 04:22:19,906 INFO L93 Difference]: Finished difference Result 804 states and 976 transitions. [2021-01-07 04:22:19,908 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-01-07 04:22:19,909 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 217 [2021-01-07 04:22:19,909 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-07 04:22:19,911 INFO L225 Difference]: With dead ends: 804 [2021-01-07 04:22:19,911 INFO L226 Difference]: Without dead ends: 432 [2021-01-07 04:22:19,912 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 216 GetRequests, 215 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-01-07 04:22:19,913 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 432 states. [2021-01-07 04:22:19,926 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 432 to 432. [2021-01-07 04:22:19,927 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 432 states. [2021-01-07 04:22:19,928 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 432 states to 432 states and 521 transitions. [2021-01-07 04:22:19,928 INFO L78 Accepts]: Start accepts. Automaton has 432 states and 521 transitions. Word has length 217 [2021-01-07 04:22:19,929 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-07 04:22:19,929 INFO L481 AbstractCegarLoop]: Abstraction has 432 states and 521 transitions. [2021-01-07 04:22:19,929 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-01-07 04:22:19,929 INFO L276 IsEmpty]: Start isEmpty. Operand 432 states and 521 transitions. [2021-01-07 04:22:19,932 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 231 [2021-01-07 04:22:19,932 INFO L414 BasicCegarLoop]: Found error trace [2021-01-07 04:22:19,932 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-07 04:22:20,142 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11,11 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-01-07 04:22:20,143 INFO L429 AbstractCegarLoop]: === Iteration 13 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-07 04:22:20,144 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-07 04:22:20,145 INFO L82 PathProgramCache]: Analyzing trace with hash -511436746, now seen corresponding path program 1 times [2021-01-07 04:22:20,147 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-07 04:22:20,147 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1936450093] [2021-01-07 04:22:20,147 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-07 04:22:20,170 ERROR L270 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-01-07 04:22:20,170 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1553950525] [2021-01-07 04:22:20,170 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 12 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 12 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-01-07 04:22:20,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-07 04:22:20,647 INFO L263 TraceCheckSpWp]: Trace formula consists of 834 conjuncts, 6 conjunts are in the unsatisfiable core [2021-01-07 04:22:20,653 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-01-07 04:22:20,868 INFO L134 CoverageAnalysis]: Checked inductivity of 120 backedges. 37 proven. 6 refuted. 0 times theorem prover too weak. 77 trivial. 0 not checked. [2021-01-07 04:22:20,868 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1936450093] [2021-01-07 04:22:20,868 WARN L332 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-01-07 04:22:20,869 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1553950525] [2021-01-07 04:22:20,869 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2021-01-07 04:22:20,869 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6] total 6 [2021-01-07 04:22:20,870 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1976027426] [2021-01-07 04:22:20,871 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-01-07 04:22:20,873 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-07 04:22:20,873 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-01-07 04:22:20,874 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2021-01-07 04:22:20,875 INFO L87 Difference]: Start difference. First operand 432 states and 521 transitions. Second operand 6 states. [2021-01-07 04:22:20,992 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-07 04:22:20,992 INFO L93 Difference]: Finished difference Result 819 states and 999 transitions. [2021-01-07 04:22:20,993 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-01-07 04:22:20,993 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 230 [2021-01-07 04:22:20,993 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-07 04:22:20,995 INFO L225 Difference]: With dead ends: 819 [2021-01-07 04:22:20,996 INFO L226 Difference]: Without dead ends: 440 [2021-01-07 04:22:20,997 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 229 GetRequests, 225 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2021-01-07 04:22:20,998 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 440 states. [2021-01-07 04:22:21,012 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 440 to 440. [2021-01-07 04:22:21,012 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 440 states. [2021-01-07 04:22:21,014 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 440 states to 440 states and 529 transitions. [2021-01-07 04:22:21,014 INFO L78 Accepts]: Start accepts. Automaton has 440 states and 529 transitions. Word has length 230 [2021-01-07 04:22:21,014 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-07 04:22:21,015 INFO L481 AbstractCegarLoop]: Abstraction has 440 states and 529 transitions. [2021-01-07 04:22:21,015 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2021-01-07 04:22:21,015 INFO L276 IsEmpty]: Start isEmpty. Operand 440 states and 529 transitions. [2021-01-07 04:22:21,016 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2021-01-07 04:22:21,016 INFO L414 BasicCegarLoop]: Found error trace [2021-01-07 04:22:21,017 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-07 04:22:21,231 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable12 [2021-01-07 04:22:21,231 INFO L429 AbstractCegarLoop]: === Iteration 14 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-07 04:22:21,232 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-07 04:22:21,232 INFO L82 PathProgramCache]: Analyzing trace with hash -1844438796, now seen corresponding path program 2 times [2021-01-07 04:22:21,233 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-07 04:22:21,233 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2006218342] [2021-01-07 04:22:21,233 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-07 04:22:21,275 ERROR L270 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-01-07 04:22:21,275 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1720233648] [2021-01-07 04:22:21,276 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 13 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 13 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-01-07 04:22:21,732 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-01-07 04:22:21,733 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-01-07 04:22:21,737 INFO L263 TraceCheckSpWp]: Trace formula consists of 858 conjuncts, 7 conjunts are in the unsatisfiable core [2021-01-07 04:22:21,744 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-01-07 04:22:22,020 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 37 proven. 10 refuted. 0 times theorem prover too weak. 89 trivial. 0 not checked. [2021-01-07 04:22:22,020 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2006218342] [2021-01-07 04:22:22,020 WARN L332 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-01-07 04:22:22,021 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1720233648] [2021-01-07 04:22:22,021 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2021-01-07 04:22:22,021 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7] total 7 [2021-01-07 04:22:22,021 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [41738274] [2021-01-07 04:22:22,022 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-01-07 04:22:22,022 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-07 04:22:22,023 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-01-07 04:22:22,023 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=21, Unknown=0, NotChecked=0, Total=42 [2021-01-07 04:22:22,023 INFO L87 Difference]: Start difference. First operand 440 states and 529 transitions. Second operand 7 states. [2021-01-07 04:22:22,138 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-07 04:22:22,138 INFO L93 Difference]: Finished difference Result 834 states and 1014 transitions. [2021-01-07 04:22:22,139 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-01-07 04:22:22,139 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 234 [2021-01-07 04:22:22,139 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-07 04:22:22,142 INFO L225 Difference]: With dead ends: 834 [2021-01-07 04:22:22,142 INFO L226 Difference]: Without dead ends: 448 [2021-01-07 04:22:22,145 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 233 GetRequests, 228 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=21, Unknown=0, NotChecked=0, Total=42 [2021-01-07 04:22:22,146 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 448 states. [2021-01-07 04:22:22,161 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 448 to 448. [2021-01-07 04:22:22,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 448 states. [2021-01-07 04:22:22,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 448 states to 448 states and 537 transitions. [2021-01-07 04:22:22,163 INFO L78 Accepts]: Start accepts. Automaton has 448 states and 537 transitions. Word has length 234 [2021-01-07 04:22:22,164 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-07 04:22:22,164 INFO L481 AbstractCegarLoop]: Abstraction has 448 states and 537 transitions. [2021-01-07 04:22:22,164 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2021-01-07 04:22:22,164 INFO L276 IsEmpty]: Start isEmpty. Operand 448 states and 537 transitions. [2021-01-07 04:22:22,166 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 239 [2021-01-07 04:22:22,166 INFO L414 BasicCegarLoop]: Found error trace [2021-01-07 04:22:22,166 INFO L422 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-07 04:22:22,382 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable13 [2021-01-07 04:22:22,383 INFO L429 AbstractCegarLoop]: === Iteration 15 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-07 04:22:22,383 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-07 04:22:22,384 INFO L82 PathProgramCache]: Analyzing trace with hash 951531638, now seen corresponding path program 3 times [2021-01-07 04:22:22,384 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-07 04:22:22,385 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2001411340] [2021-01-07 04:22:22,385 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-07 04:22:22,406 ERROR L270 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-01-07 04:22:22,407 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [656726170] [2021-01-07 04:22:22,407 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 No working directory specified, using /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 14 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 14 with z3 -smt2 -in SMTLIB2_COMPLIANT=true