java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/Sifa.xml -i ../../../trunk/examples/programs/20170304-DifficultPathPrograms/pals_lcr.4_overflow.ufo.UNBOUNDED.pals.c_19.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-e6f8464 [2019-08-06 14:20:49,920 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-06 14:20:49,923 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-06 14:20:49,935 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-06 14:20:49,935 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-06 14:20:49,936 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-06 14:20:49,938 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-06 14:20:49,941 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-06 14:20:49,943 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-06 14:20:49,948 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-06 14:20:49,949 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-06 14:20:49,951 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-06 14:20:49,951 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-06 14:20:49,952 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-06 14:20:49,953 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-06 14:20:49,955 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-06 14:20:49,955 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-06 14:20:49,957 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-06 14:20:49,959 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-06 14:20:49,961 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-06 14:20:49,963 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-06 14:20:49,964 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-06 14:20:49,966 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-06 14:20:49,966 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-06 14:20:49,972 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-06 14:20:49,972 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-06 14:20:49,973 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-06 14:20:49,974 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-06 14:20:49,974 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-06 14:20:49,980 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-06 14:20:49,981 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-06 14:20:49,982 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-06 14:20:49,982 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-06 14:20:49,983 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-06 14:20:49,984 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-06 14:20:49,984 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-06 14:20:49,988 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-06 14:20:49,988 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-06 14:20:49,988 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-06 14:20:49,989 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-06 14:20:49,991 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-06 14:20:50,032 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-06 14:20:50,054 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-06 14:20:50,057 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-06 14:20:50,059 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-06 14:20:50,060 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-06 14:20:50,061 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/pals_lcr.4_overflow.ufo.UNBOUNDED.pals.c_19.bpl [2019-08-06 14:20:50,061 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/pals_lcr.4_overflow.ufo.UNBOUNDED.pals.c_19.bpl' [2019-08-06 14:20:50,138 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-06 14:20:50,139 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-08-06 14:20:50,140 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-06 14:20:50,140 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-06 14:20:50,140 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-06 14:20:50,164 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "pals_lcr.4_overflow.ufo.UNBOUNDED.pals.c_19.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 02:20:50" (1/1) ... [2019-08-06 14:20:50,166 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "pals_lcr.4_overflow.ufo.UNBOUNDED.pals.c_19.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 02:20:50" (1/1) ... [2019-08-06 14:20:50,184 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "pals_lcr.4_overflow.ufo.UNBOUNDED.pals.c_19.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 02:20:50" (1/1) ... [2019-08-06 14:20:50,185 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "pals_lcr.4_overflow.ufo.UNBOUNDED.pals.c_19.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 02:20:50" (1/1) ... [2019-08-06 14:20:50,202 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "pals_lcr.4_overflow.ufo.UNBOUNDED.pals.c_19.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 02:20:50" (1/1) ... [2019-08-06 14:20:50,205 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "pals_lcr.4_overflow.ufo.UNBOUNDED.pals.c_19.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 02:20:50" (1/1) ... [2019-08-06 14:20:50,208 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "pals_lcr.4_overflow.ufo.UNBOUNDED.pals.c_19.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 02:20:50" (1/1) ... [2019-08-06 14:20:50,222 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-06 14:20:50,223 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-06 14:20:50,224 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-06 14:20:50,224 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-06 14:20:50,225 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "pals_lcr.4_overflow.ufo.UNBOUNDED.pals.c_19.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 02:20:50" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-08-06 14:20:50,296 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-06 14:20:50,296 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-06 14:20:51,371 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-06 14:20:51,371 INFO L283 CfgBuilder]: Removed 1 assume(true) statements. [2019-08-06 14:20:51,373 INFO L202 PluginConnector]: Adding new model pals_lcr.4_overflow.ufo.UNBOUNDED.pals.c_19.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.08 02:20:51 BoogieIcfgContainer [2019-08-06 14:20:51,373 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-06 14:20:51,373 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-06 14:20:51,374 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-06 14:20:51,374 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-06 14:20:51,375 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "pals_lcr.4_overflow.ufo.UNBOUNDED.pals.c_19.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.08 02:20:51" (1/1) ... [2019-08-06 14:20:51,388 INFO L148 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-08-06 14:20:51,391 INFO L155 IcfgInterpreter]: Building call graph [2019-08-06 14:20:51,398 INFO L160 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-08-06 14:20:51,407 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-06 14:20:51,409 INFO L185 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 [2019-08-06 14:20:51,638 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-06 14:20:51,639 INFO L177 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-06 14:20:51,643 INFO L179 IcfgInterpreter]: Location ULTIMATE.startErr0ASSERT_VIOLATIONASSERT has predicate 18#(and (or (and (< (mod ~r1 256) 4) (= 1 ULTIMATE.start_check_~tmp~85)) (and (= 0 ULTIMATE.start_check_~tmp~85) (not (< (mod ~r1 256) 4)) (not (= (+ ~st4 ~st3 ~st2 ~st1) 1)))) (= |ULTIMATE.start_assert_#in~arg| (ite (= 0 ULTIMATE.start_main_~c1~95) 0 1)) (= ULTIMATE.start_main_~c1~95 |ULTIMATE.start_check_#res|) (= ULTIMATE.start_check_~tmp~85 |ULTIMATE.start_check_#res|) (<= (+ ~st4 ~st3 ~st2 ~st1) 1) (or (<= 4 (mod ~r1 256)) (and (= (+ ~st4 ~st3 ~st2 ~st1) 0) (not (<= 4 (mod ~r1 256))))) (exists ((v_~p3_old_38 Int) (v_ULTIMATE.start_node1_~m1~9_16 Int) (v_~mode2_21 Int) (|v_ULTIMATE.start_node4_#t~ite3_21| Int) (v_~r1_37 Int) (v_ULTIMATE.start_node4_~m4~30_20 Int) (|v_ULTIMATE.start_node2_#t~ite1_15| Int) (|v_ULTIMATE.start_node4_#t~ite3_25| Int) (v_~p2_old_20 Int) (v_ULTIMATE.start_node2_~m2~16_20 Int) (v_~mode3_17 Int) (v_~mode4_29 Int) (v_~p4_old_27 Int) (v_~p2_old_26 Int) (|v_ULTIMATE.start_node2_#t~ite1_19| Int) (v_~p1_old_23 Int) (v_ULTIMATE.start_node3_~m3~23_20 Int) (|v_ULTIMATE.start_node3_#t~ite2_13| Int) (|v_ULTIMATE.start_node1_#t~ite0_21| Int) (|v_ULTIMATE.start_check_#res_18| Int) (|v_ULTIMATE.start_node3_#t~ite2_17| Int) (|v_ULTIMATE.start_node1_#t~ite0_17| Int) (v_~p1_old_30 Int) (v_~p3_old_32 Int) (v_~mode1_25 Int) (v_~p4_old_34 Int)) (and (<= |v_ULTIMATE.start_check_#res_18| 2147483647) (or (and (= (+ ~st4 ~st3 ~st2 ~st1) 0) (not (<= 4 (mod v_~r1_37 256)))) (<= 4 (mod v_~r1_37 256))) (or (and (= v_~p3_old_38 ULTIMATE.start_node4_~m4~30) (not (= 0 (mod v_~mode4_29 256))) (= ~nomsg v_~p3_old_32) (= ~mode4 0) (= ~nomsg ULTIMATE.start_node4_~m4~30) (= |v_ULTIMATE.start_node4_#t~ite3_21| |ULTIMATE.start_node4_#t~ite3|) (= ~p4_old ~nomsg)) (and (= ~mode4 1) (not (= ~nomsg ~send4)) (= v_~p3_old_32 v_~p3_old_38) (= ~nomsg ULTIMATE.start_node4_~m4~30) (= 0 (mod v_~mode4_29 256)) (= ~p4_old (ite (<= (mod ~send4 256) 127) (mod ~send4 256) (+ (mod ~send4 256) (- 256)))))) (or (and (= v_~p2_old_26 ULTIMATE.start_node3_~m3~23) (= |ULTIMATE.start_node3_#t~ite2| |v_ULTIMATE.start_node3_#t~ite2_13|) (= ~nomsg ULTIMATE.start_node3_~m3~23) (= ~p3_old ~nomsg) (= v_~p2_old_20 ~nomsg) (not (= 0 (mod v_~mode3_17 256))) (= ~mode3 0)) (and (= 0 (mod v_~mode3_17 256)) (= ~nomsg ULTIMATE.start_node3_~m3~23) (not (= ~nomsg ~send3)) (= ~mode3 1) (= v_~p2_old_20 v_~p2_old_26) (= ~p3_old (ite (<= (mod ~send3 256) 127) (mod ~send3 256) (+ (mod ~send3 256) (- 256)))))) (not (= 0 (mod (ite (= |v_ULTIMATE.start_check_#res_18| 0) 0 1) 256))) (or (and (= |v_ULTIMATE.start_node2_#t~ite1_15| |ULTIMATE.start_node2_#t~ite1|) (= ~mode2 0) (= ULTIMATE.start_node2_~m2~16 ~nomsg) (= ~nomsg v_~p1_old_23) (= ULTIMATE.start_node2_~m2~16 v_~p1_old_30) (= ~p2_old ~nomsg) (not (= (mod v_~mode2_21 256) 0))) (and (= (mod v_~mode2_21 256) 0) (= v_~p1_old_23 v_~p1_old_30) (= ULTIMATE.start_node2_~m2~16 ~nomsg) (= (ite (<= (mod ~send2 256) 127) (mod ~send2 256) (+ (mod ~send2 256) (- 256))) ~p2_old) (not (= ~nomsg ~send2)) (= ~mode2 1))) (or (and (= |v_ULTIMATE.start_check_#res_18| 0) (not (= (+ ~st4 ~st3 ~st2 ~st1) 1)) (not (< (mod v_~r1_37 256) 4))) (and (< (mod v_~r1_37 256) 4) (= |v_ULTIMATE.start_check_#res_18| 1))) (or (and (= ~mode1 1) (= ~p1_old (ite (<= (mod ~send1 256) 127) (mod ~send1 256) (+ (mod ~send1 256) (- 256)))) (= ~r1 v_~r1_37) (= 0 (mod v_~mode1_25 256)) (= ULTIMATE.start_node1_~m1~9 ~nomsg) (= v_~p4_old_27 v_~p4_old_34) (not (= ~nomsg ~send1))) (and (= ~p1_old ~nomsg) (= ~nomsg v_~p4_old_27) (= ~r1 (+ (mod v_~r1_37 256) 1)) (= ULTIMATE.start_node1_~m1~9 ~nomsg) (= |v_ULTIMATE.start_node1_#t~ite0_17| |ULTIMATE.start_node1_#t~ite0|) (not (= 0 (mod v_~mode1_25 256))) (= ~mode1 0) (= ULTIMATE.start_node1_~m1~9 v_~p4_old_34))) (exists ((v_~p3_old_37 Int) (|v_ULTIMATE.start_assert_#in~arg_10| Int) (v_ULTIMATE.start_node1_~m1~9_15 Int) (v_ULTIMATE.start_node3_~m3~23_19 Int) (v_ULTIMATE.start_node2_~m2~16_19 Int) (v_~p3_new_30 Int) (v_~mode2_20 Int) (v_ULTIMATE.start_main_~c1~95_14 Int) (v_~p4_new_34 Int) (|v_ULTIMATE.start_node4_#t~ite3_21| Int) (|v_ULTIMATE.start_node4_#t~ite3_24| Int) (v_ULTIMATE.start_check_~tmp~85_20 Int) (|v_ULTIMATE.start_node2_#t~ite1_15| Int) (v_~r1_36 Int) (v_~p2_old_20 Int) (v_~mode3_16 Int) (v_~mode4_28 Int) (v_~p2_new_38 Int) (v_ULTIMATE.start_node4_~m4~30_19 Int) (v_~p2_old_25 Int) (v_~p4_old_27 Int) (|v_ULTIMATE.start_node2_#t~ite1_18| Int) (v_~p1_old_23 Int) (|v_ULTIMATE.start_node3_#t~ite2_13| Int) (|v_ULTIMATE.start_check_#res_17| Int) (|v_ULTIMATE.start_node1_#t~ite0_20| Int) (v_~p1_old_29 Int) (|v_ULTIMATE.start_node3_#t~ite2_16| Int) (v_~p1_new_42 Int) (|v_ULTIMATE.start_node1_#t~ite0_17| Int) (v_ULTIMATE.start_assert_~arg_13 Int) (v_~p3_old_32 Int) (v_~p4_old_33 Int) (v_~mode1_24 Int)) (and (or (and (<= 0 (+ ~id3 128)) (not (= ~id2 ~id1)) (<= v_ULTIMATE.start_main_~c1~95_14 2147483647) (not (= ~id4 ~id3)) (<= 0 (+ |ULTIMATE.start_init_#res| 2147483648)) (<= ~send2 127) (exists ((|v_ULTIMATE.start_node3_#t~ite2_13| Int) (v_~mode3_15 Int) (v_~p2_old_20 Int)) (and (= (mod v_~mode3_15 256) 0) (or (and (= ~nomsg v_ULTIMATE.start_node3_~m3~23_19) (= (mod v_~mode3_15 256) 0) (not (= ~nomsg ~send3)) (= 1 v_~mode3_16) (= v_~p2_old_20 ~nomsg) (= v_~p3_old_37 (ite (<= (mod ~send3 256) 127) (mod ~send3 256) (+ (mod ~send3 256) (- 256))))) (and (= ~nomsg v_ULTIMATE.start_node3_~m3~23_19) (= 0 v_~mode3_16) (= ~nomsg v_~p3_old_37) (not (= (mod v_~mode3_15 256) 0)) (= v_~p2_old_20 ~nomsg) (= |v_ULTIMATE.start_node3_#t~ite2_16| |v_ULTIMATE.start_node3_#t~ite2_13|))))) (<= 0 (+ v_ULTIMATE.start_main_~c1~95_14 2147483648)) (<= 0 (+ ~id1 128)) (= ~nomsg v_~p1_new_42) (<= ~send4 127) (= (ite (= v_ULTIMATE.start_main_~c1~95_14 0) 0 1) |v_ULTIMATE.start_assert_#in~arg_10|) (<= ~st4 127) (<= 0 ~id3) (<= 0 ~id1) (<= ~id1 127) (= ~send2 ~id2) (= ULTIMATE.start_init_~tmp~37 1) (<= 0 (+ ~st1 128)) (= 0 ULTIMATE.start_main_~i2~95) (<= 0 (+ ~st4 128)) (<= 0 (+ ~id4 128)) (= 0 ~st4) (= v_ULTIMATE.start_main_~c1~95_14 |v_ULTIMATE.start_check_#res_17|) (exists ((|v_ULTIMATE.start_node4_#t~ite3_21| Int) (v_~mode4_27 Int) (v_~p3_old_32 Int)) (and (or (and (= ~nomsg v_ULTIMATE.start_node4_~m4~30_19) (not (= ~nomsg ~send4)) (= ~nomsg v_~p3_old_32) (= (mod v_~mode4_27 256) 0) (= 1 v_~mode4_28) (= v_~p4_old_33 (ite (<= (mod ~send4 256) 127) (mod ~send4 256) (+ (mod ~send4 256) (- 256))))) (and (= ~nomsg v_ULTIMATE.start_node4_~m4~30_19) (= |v_ULTIMATE.start_node4_#t~ite3_24| |v_ULTIMATE.start_node4_#t~ite3_21|) (= ~nomsg v_~p3_old_32) (= ~nomsg v_~p4_old_33) (not (= (mod v_~mode4_27 256) 0)) (= 0 v_~mode4_28))) (= (mod v_~mode4_27 256) 0))) (<= ~id4 127) (= ~send3 ~id3) (<= 0 (+ ~send1 128)) (= 0 ~st1) (or (and (< (mod v_~r1_36 256) 4) (= v_ULTIMATE.start_check_~tmp~85_20 1)) (and (not (< (mod v_~r1_36 256) 4)) (= v_ULTIMATE.start_check_~tmp~85_20 0) (not (= (+ ~st4 ~st3 ~st2 ~st1) 1)))) (<= |ULTIMATE.start_init_#res| 2147483647) (= 0 ~st2) (not (= ~id3 ~id2)) (<= ~st2 127) (<= 0 (+ ~send2 128)) (<= 0 (+ ~send4 128)) (<= ~send3 127) (<= 0 (+ ~st3 128)) (<= ~st3 127) (= |ULTIMATE.start_init_#res| ULTIMATE.start_init_~tmp~37) (exists ((v_~p1_old_23 Int) (|v_ULTIMATE.start_node2_#t~ite1_15| Int) (v_~mode2_19 Int)) (and (= (mod v_~mode2_19 256) 0) (or (and (= 1 v_~mode2_20) (= (mod v_~mode2_19 256) 0) (= ~nomsg v_~p1_old_23) (not (= ~nomsg ~send2)) (= v_~p2_old_25 (ite (<= (mod ~send2 256) 127) (mod ~send2 256) (+ (mod ~send2 256) (- 256)))) (= v_ULTIMATE.start_node2_~m2~16_19 ~nomsg)) (and (= v_~p2_old_25 ~nomsg) (= |v_ULTIMATE.start_node2_#t~ite1_15| |v_ULTIMATE.start_node2_#t~ite1_18|) (= ~nomsg v_~p1_old_23) (not (= (mod v_~mode2_19 256) 0)) (= 0 v_~mode2_20) (= v_ULTIMATE.start_node2_~m2~16_19 ~nomsg))))) (<= (+ ~st4 ~st3 ~st2 ~st1) 1) (not (= (mod v_ULTIMATE.start_assert_~arg_13 256) 0)) (<= 0 (+ ~id2 128)) (<= ~send1 127) (<= 0 (+ ~send3 128)) (<= ~id2 127) (<= 0 ~id2) (or (<= 4 (mod v_~r1_36 256)) (and (not (<= 4 (mod v_~r1_36 256))) (= (+ ~st4 ~st3 ~st2 ~st1) 0))) (not (= ~id4 ~id2)) (= ~nomsg v_~p3_new_30) (= |v_ULTIMATE.start_assert_#in~arg_10| v_ULTIMATE.start_assert_~arg_13) (<= 0 ~id4) (= 0 ~st3) (= v_~p2_new_38 ~nomsg) (<= ~st1 127) (<= ~id3 127) (= ~send1 ~id1) (= |v_ULTIMATE.start_check_#res_17| v_ULTIMATE.start_check_~tmp~85_20) (not (= ~id3 ~id1)) (= ~nomsg (- 1)) (not (= ~id4 ~id1)) (<= 0 (+ ~st2 128)) (= ~nomsg v_~p4_new_34) (= ~send4 ~id4) (not (= |ULTIMATE.start_init_#res| 0)) (exists ((v_~mode1_23 Int) (v_~p4_old_27 Int) (|v_ULTIMATE.start_node1_#t~ite0_17| Int) (v_~r1_35 Int)) (and (or (and (= |v_ULTIMATE.start_node1_#t~ite0_17| |v_ULTIMATE.start_node1_#t~ite0_20|) (= ~nomsg v_~p4_old_27) (= 0 v_~mode1_24) (= ~nomsg v_ULTIMATE.start_node1_~m1~9_15) (= ~nomsg v_~p1_old_29) (= (+ (mod v_~r1_35 256) 1) v_~r1_36) (not (= 0 (mod v_~mode1_23 256)))) (and (= v_~p1_old_29 (ite (<= (mod ~send1 256) 127) (mod ~send1 256) (+ (mod ~send1 256) (- 256)))) (= ~nomsg v_~p4_old_27) (= v_~r1_36 v_~r1_35) (= 0 (mod v_~mode1_23 256)) (= 1 v_~mode1_24) (= ~nomsg v_ULTIMATE.start_node1_~m1~9_15) (not (= ~nomsg ~send1)))) (= 0 (mod v_~mode1_23 256)) (= 0 (mod v_~r1_35 256))))) (and (<= 0 (+ ~id3 128)) (not (= ~id2 ~id1)) (not (= ~id4 ~id3)) (<= 0 (+ |ULTIMATE.start_init_#res| 2147483648)) (<= ~send2 127) (= 0 (mod v_~mode4_28 256)) (<= 0 (+ ~id1 128)) (= ~nomsg v_~p1_new_42) (<= ~send4 127) (= (mod v_~mode1_24 256) 0) (<= ~st4 127) (<= 0 ~id3) (<= 0 ~id1) (<= ~id1 127) (= ~send2 ~id2) (= ULTIMATE.start_init_~tmp~37 1) (<= 0 (+ ~st1 128)) (= 0 (mod v_~r1_36 256)) (= ~nomsg v_~p3_old_37) (= (mod v_~mode3_16 256) 0) (= ~nomsg v_~p4_old_33) (= 0 ULTIMATE.start_main_~i2~95) (<= 0 (+ ~st4 128)) (<= 0 (+ ~id4 128)) (= 0 ~st4) (<= ~id4 127) (= ~send3 ~id3) (<= 0 (+ ~send1 128)) (= 0 ~st1) (<= |ULTIMATE.start_init_#res| 2147483647) (= 0 ~st2) (not (= ~id3 ~id2)) (<= ~st2 127) (<= 0 (+ ~send2 128)) (<= 0 (+ ~send4 128)) (<= ~send3 127) (<= 0 (+ ~st3 128)) (<= ~st3 127) (= ~nomsg v_~p1_old_29) (= |ULTIMATE.start_init_#res| ULTIMATE.start_init_~tmp~37) (= v_~p2_old_25 ~nomsg) (= 0 (mod v_~mode2_20 256)) (<= 0 (+ ~id2 128)) (= v_ULTIMATE.start_main_~c1~95_14 0) (<= ~send1 127) (<= 0 (+ ~send3 128)) (<= ~id2 127) (<= 0 ~id2) (not (= ~id4 ~id2)) (= ~nomsg v_~p3_new_30) (<= 0 ~id4) (= 0 ~st3) (= v_~p2_new_38 ~nomsg) (<= ~st1 127) (<= ~id3 127) (= ~send1 ~id1) (not (= ~id3 ~id1)) (= ~nomsg (- 1)) (not (= ~id4 ~id1)) (<= 0 (+ ~st2 128)) (= ~nomsg v_~p4_new_34) (= ~send4 ~id4) (not (= |ULTIMATE.start_init_#res| 0)))) (or (and (not (= (mod v_~mode1_24 256) 0)) (= 0 v_~mode1_25) (= ~nomsg v_~p4_old_27) (= v_ULTIMATE.start_node1_~m1~9_16 v_~p4_old_33) (= (+ (mod v_~r1_36 256) 1) v_~r1_37) (= v_~p1_new_42 v_~p1_old_30) (= ~nomsg v_ULTIMATE.start_node1_~m1~9_16) (= |v_ULTIMATE.start_node1_#t~ite0_17| |v_ULTIMATE.start_node1_#t~ite0_21|)) (and (= v_~p4_old_27 v_~p4_old_33) (= v_~r1_37 v_~r1_36) (= ~nomsg v_~p1_new_42) (= (mod v_~mode1_24 256) 0) (not (= ~nomsg ~send1)) (= 1 v_~mode1_25) (= ~nomsg v_ULTIMATE.start_node1_~m1~9_16) (= v_~p1_old_30 (ite (<= (mod ~send1 256) 127) (mod ~send1 256) (+ (mod ~send1 256) (- 256)))))) (or (and (not (= 0 (mod v_~mode2_20 256))) (= ~nomsg v_~p1_old_23) (= |v_ULTIMATE.start_node2_#t~ite1_15| |v_ULTIMATE.start_node2_#t~ite1_19|) (= v_ULTIMATE.start_node2_~m2~16_20 v_~p1_old_29) (= 0 v_~mode2_21) (= v_ULTIMATE.start_node2_~m2~16_20 ~nomsg) (= v_~p2_new_38 v_~p2_old_26)) (and (= 1 v_~mode2_21) (= 0 (mod v_~mode2_20 256)) (= v_~p2_new_38 ~nomsg) (not (= ~nomsg ~send2)) (= v_~p1_old_29 v_~p1_old_23) (= v_~p2_old_26 (ite (<= (mod ~send2 256) 127) (mod ~send2 256) (+ (mod ~send2 256) (- 256)))) (= v_ULTIMATE.start_node2_~m2~16_20 ~nomsg))) (or (and (= 0 v_~mode3_17) (not (= (mod v_~mode3_16 256) 0)) (= v_~p3_new_30 v_~p3_old_38) (= v_~p2_old_25 v_ULTIMATE.start_node3_~m3~23_20) (= |v_ULTIMATE.start_node3_#t~ite2_17| |v_ULTIMATE.start_node3_#t~ite2_13|) (= ~nomsg v_ULTIMATE.start_node3_~m3~23_20) (= v_~p2_old_20 ~nomsg)) (and (= 1 v_~mode3_17) (= ~nomsg v_~p3_new_30) (= v_~p2_old_20 v_~p2_old_25) (not (= ~nomsg ~send3)) (= ~nomsg v_ULTIMATE.start_node3_~m3~23_20) (= (mod v_~mode3_16 256) 0) (= v_~p3_old_38 (ite (<= (mod ~send3 256) 127) (mod ~send3 256) (+ (mod ~send3 256) (- 256)))))) (or (and (= v_~p3_old_37 v_ULTIMATE.start_node4_~m4~30_20) (= ~nomsg v_~p3_old_32) (= v_~p4_new_34 v_~p4_old_34) (= 0 v_~mode4_29) (= ~nomsg v_ULTIMATE.start_node4_~m4~30_20) (not (= 0 (mod v_~mode4_28 256))) (= |v_ULTIMATE.start_node4_#t~ite3_25| |v_ULTIMATE.start_node4_#t~ite3_21|)) (and (= 0 (mod v_~mode4_28 256)) (not (= ~nomsg ~send4)) (= ~nomsg v_ULTIMATE.start_node4_~m4~30_20) (= ~nomsg v_~p4_new_34) (= v_~p3_old_32 v_~p3_old_37) (= 1 v_~mode4_29) (= v_~p4_old_34 (ite (<= (mod ~send4 256) 127) (mod ~send4 256) (+ (mod ~send4 256) (- 256)))))))) (<= 0 (+ |v_ULTIMATE.start_check_#res_18| 2147483648)))) (= ~p1_new ~nomsg) (= |ULTIMATE.start_assert_#in~arg| ULTIMATE.start_assert_~arg) (= ~p2_new ~nomsg) (= ~p3_new ~nomsg) (= 0 (mod ULTIMATE.start_assert_~arg 256)) (<= 0 (+ ULTIMATE.start_main_~c1~95 2147483648)) (<= ULTIMATE.start_main_~c1~95 2147483647) (= ~p4_new ~nomsg)) [2019-08-06 14:20:51,645 WARN L88 terpretationObserver]: Some locations of interest might be reachable, see reported results. [2019-08-06 14:20:51,654 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-06 14:20:51,658 INFO L168 Benchmark]: Toolchain (without parser) took 1516.75 ms. Allocated memory was 131.6 MB in the beginning and 173.0 MB in the end (delta: 41.4 MB). Free memory was 107.2 MB in the beginning and 136.6 MB in the end (delta: -29.4 MB). Peak memory consumption was 55.2 MB. Max. memory is 7.1 GB. [2019-08-06 14:20:51,660 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.21 ms. Allocated memory is still 131.6 MB. Free memory was 109.2 MB in the beginning and 109.0 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. [2019-08-06 14:20:51,661 INFO L168 Benchmark]: Boogie Preprocessor took 83.02 ms. Allocated memory is still 131.6 MB. Free memory was 107.2 MB in the beginning and 104.7 MB in the end (delta: 2.5 MB). Peak memory consumption was 2.5 MB. Max. memory is 7.1 GB. [2019-08-06 14:20:51,662 INFO L168 Benchmark]: RCFGBuilder took 1149.61 ms. Allocated memory is still 131.6 MB. Free memory was 104.7 MB in the beginning and 62.0 MB in the end (delta: 42.7 MB). Peak memory consumption was 42.7 MB. Max. memory is 7.1 GB. [2019-08-06 14:20:51,664 INFO L168 Benchmark]: Symbolic Interpretation took 280.60 ms. Allocated memory was 131.6 MB in the beginning and 173.0 MB in the end (delta: 41.4 MB). Free memory was 62.0 MB in the beginning and 136.6 MB in the end (delta: -74.5 MB). Peak memory consumption was 10.0 MB. Max. memory is 7.1 GB. [2019-08-06 14:20:51,668 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - UnprovableResult [Line: 370]: Unable to prove that assertion always holds Unable to prove that assertion always holds Reason: Interpreter reached this location of interest. Location might be reachable.. Possible FailurePath: * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Boogie PL CUP Parser took 0.21 ms. Allocated memory is still 131.6 MB. Free memory was 109.2 MB in the beginning and 109.0 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. * Boogie Preprocessor took 83.02 ms. Allocated memory is still 131.6 MB. Free memory was 107.2 MB in the beginning and 104.7 MB in the end (delta: 2.5 MB). Peak memory consumption was 2.5 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1149.61 ms. Allocated memory is still 131.6 MB. Free memory was 104.7 MB in the beginning and 62.0 MB in the end (delta: 42.7 MB). Peak memory consumption was 42.7 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 280.60 ms. Allocated memory was 131.6 MB in the beginning and 173.0 MB in the end (delta: 41.4 MB). Free memory was 62.0 MB in the beginning and 136.6 MB in the end (delta: -74.5 MB). Peak memory consumption was 10.0 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...