/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-FA-NoLbe.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/goblint-regression/36-apron_17-traces-rpb-litmus_unknown_1_neg.i -------------------------------------------------------------------------------- This is Ultimate 0.2.2-wip.dk.mcr-reduction-c7b2d19 [2022-03-15 13:34:48,789 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-03-15 13:34:48,791 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-03-15 13:34:48,867 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2022-03-15 13:34:48,913 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-FA-NoLbe.epf [2022-03-15 13:34:48,943 INFO L113 SettingsManager]: Loading preferences was successful [2022-03-15 13:34:48,944 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-03-15 13:34:48,944 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-03-15 13:34:48,944 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-03-15 13:34:48,945 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-03-15 13:34:48,945 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-03-15 13:34:48,946 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-03-15 13:34:48,946 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-03-15 13:34:48,946 INFO L138 SettingsManager]: * Use SBE=true [2022-03-15 13:34:48,947 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-03-15 13:34:48,947 INFO L138 SettingsManager]: * sizeof long=4 [2022-03-15 13:34:48,947 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-03-15 13:34:48,948 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-03-15 13:34:48,948 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-03-15 13:34:48,948 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-03-15 13:34:48,948 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-03-15 13:34:48,948 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-03-15 13:34:48,948 INFO L138 SettingsManager]: * sizeof long double=12 [2022-03-15 13:34:48,948 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-03-15 13:34:48,948 INFO L138 SettingsManager]: * Use constant arrays=true [2022-03-15 13:34:48,948 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-03-15 13:34:48,949 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-03-15 13:34:48,949 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-03-15 13:34:48,949 INFO L138 SettingsManager]: * To the following directory=./dump/ [2022-03-15 13:34:48,949 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-03-15 13:34:48,949 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-03-15 13:34:48,949 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-03-15 13:34:48,949 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-03-15 13:34:48,949 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-03-15 13:34:48,949 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-03-15 13:34:48,950 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-03-15 13:34:48,950 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2022-03-15 13:34:48,950 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-03-15 13:34:48,950 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/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2022-03-15 13:34:49,183 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-03-15 13:34:49,203 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-03-15 13:34:49,205 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-03-15 13:34:49,205 INFO L271 PluginConnector]: Initializing CDTParser... [2022-03-15 13:34:49,206 INFO L275 PluginConnector]: CDTParser initialized [2022-03-15 13:34:49,207 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/goblint-regression/36-apron_17-traces-rpb-litmus_unknown_1_neg.i [2022-03-15 13:34:49,268 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5c71cb439/4b4ec8948e524d4699fc16beae60190f/FLAG5752ef404 [2022-03-15 13:34:49,617 INFO L306 CDTParser]: Found 1 translation units. [2022-03-15 13:34:49,617 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/36-apron_17-traces-rpb-litmus_unknown_1_neg.i [2022-03-15 13:34:49,633 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5c71cb439/4b4ec8948e524d4699fc16beae60190f/FLAG5752ef404 [2022-03-15 13:34:49,998 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5c71cb439/4b4ec8948e524d4699fc16beae60190f [2022-03-15 13:34:49,999 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-03-15 13:34:50,000 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2022-03-15 13:34:50,008 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-03-15 13:34:50,008 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-03-15 13:34:50,011 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-03-15 13:34:50,012 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.03 01:34:49" (1/1) ... [2022-03-15 13:34:50,013 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@25b3399e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 01:34:50, skipping insertion in model container [2022-03-15 13:34:50,013 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.03 01:34:49" (1/1) ... [2022-03-15 13:34:50,020 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-03-15 13:34:50,054 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-03-15 13:34:50,209 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/36-apron_17-traces-rpb-litmus_unknown_1_neg.i[1098,1111] [2022-03-15 13:34:50,315 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-03-15 13:34:50,326 INFO L203 MainTranslator]: Completed pre-run [2022-03-15 13:34:50,340 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/36-apron_17-traces-rpb-litmus_unknown_1_neg.i[1098,1111] [2022-03-15 13:34:50,384 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-03-15 13:34:50,413 INFO L208 MainTranslator]: Completed translation [2022-03-15 13:34:50,413 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 01:34:50 WrapperNode [2022-03-15 13:34:50,413 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-03-15 13:34:50,414 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-03-15 13:34:50,414 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-03-15 13:34:50,414 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-03-15 13:34:50,420 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 01:34:50" (1/1) ... [2022-03-15 13:34:50,448 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 01:34:50" (1/1) ... [2022-03-15 13:34:50,470 INFO L137 Inliner]: procedures = 163, calls = 29, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 59 [2022-03-15 13:34:50,470 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-03-15 13:34:50,471 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-03-15 13:34:50,471 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-03-15 13:34:50,471 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-03-15 13:34:50,477 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 01:34:50" (1/1) ... [2022-03-15 13:34:50,477 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 01:34:50" (1/1) ... [2022-03-15 13:34:50,484 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 01:34:50" (1/1) ... [2022-03-15 13:34:50,484 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 01:34:50" (1/1) ... [2022-03-15 13:34:50,496 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 01:34:50" (1/1) ... [2022-03-15 13:34:50,497 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 01:34:50" (1/1) ... [2022-03-15 13:34:50,498 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 01:34:50" (1/1) ... [2022-03-15 13:34:50,500 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-03-15 13:34:50,500 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-03-15 13:34:50,500 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-03-15 13:34:50,500 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-03-15 13:34:50,507 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 01:34:50" (1/1) ... [2022-03-15 13:34:50,513 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-03-15 13:34:50,521 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-15 13:34:50,536 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-03-15 13:34:50,557 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-03-15 13:34:50,577 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-03-15 13:34:50,577 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2022-03-15 13:34:50,577 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-03-15 13:34:50,577 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-03-15 13:34:50,577 INFO L130 BoogieDeclarations]: Found specification of procedure t_fun [2022-03-15 13:34:50,578 INFO L138 BoogieDeclarations]: Found implementation of procedure t_fun [2022-03-15 13:34:50,578 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-03-15 13:34:50,578 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-03-15 13:34:50,578 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-03-15 13:34:50,578 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-03-15 13:34:50,580 WARN L208 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-03-15 13:34:50,724 INFO L234 CfgBuilder]: Building ICFG [2022-03-15 13:34:50,725 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-03-15 13:34:50,877 INFO L275 CfgBuilder]: Performing block encoding [2022-03-15 13:34:50,884 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-03-15 13:34:50,884 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2022-03-15 13:34:50,885 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.03 01:34:50 BoogieIcfgContainer [2022-03-15 13:34:50,886 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-03-15 13:34:50,887 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-03-15 13:34:50,887 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-03-15 13:34:50,896 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-03-15 13:34:50,897 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 15.03 01:34:49" (1/3) ... [2022-03-15 13:34:50,897 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@740eee9b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.03 01:34:50, skipping insertion in model container [2022-03-15 13:34:50,897 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 01:34:50" (2/3) ... [2022-03-15 13:34:50,897 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@740eee9b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.03 01:34:50, skipping insertion in model container [2022-03-15 13:34:50,898 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.03 01:34:50" (3/3) ... [2022-03-15 13:34:50,899 INFO L111 eAbstractionObserver]: Analyzing ICFG 36-apron_17-traces-rpb-litmus_unknown_1_neg.i [2022-03-15 13:34:50,902 WARN L150 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2022-03-15 13:34:50,902 INFO L205 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-03-15 13:34:50,902 INFO L164 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-03-15 13:34:50,902 INFO L534 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-03-15 13:34:50,924 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 13:34:50,924 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 13:34:50,924 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 13:34:50,925 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 13:34:50,925 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 13:34:50,925 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 13:34:50,925 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 13:34:50,925 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 13:34:50,925 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 13:34:50,926 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 13:34:50,926 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 13:34:50,926 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 13:34:50,926 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 13:34:50,927 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 13:34:50,927 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 13:34:50,927 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 13:34:50,927 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 13:34:50,928 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 13:34:50,928 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 13:34:50,928 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 13:34:50,931 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 13:34:50,931 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 13:34:50,931 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 13:34:50,931 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 13:34:50,931 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 13:34:50,931 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 13:34:50,933 INFO L148 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2022-03-15 13:34:50,972 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-03-15 13:34:50,977 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mLazyFiniteAutomaton=false, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR, mMcrOptimizeForkJoin=true, mMcrOverapproximateWrwc=true [2022-03-15 13:34:50,977 INFO L340 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2022-03-15 13:34:50,986 INFO L111 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 80 places, 78 transitions, 161 flow [2022-03-15 13:34:51,022 INFO L133 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result has 245 states, 244 states have (on average 1.7827868852459017) internal successors, (435), 244 states have internal predecessors, (435), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 13:34:51,024 INFO L276 IsEmpty]: Start isEmpty. Operand has 245 states, 244 states have (on average 1.7827868852459017) internal successors, (435), 244 states have internal predecessors, (435), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 13:34:51,032 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2022-03-15 13:34:51,032 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 13:34:51,033 INFO L514 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] [2022-03-15 13:34:51,033 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION] === [2022-03-15 13:34:51,037 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 13:34:51,037 INFO L85 PathProgramCache]: Analyzing trace with hash -280445477, now seen corresponding path program 1 times [2022-03-15 13:34:51,044 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 13:34:51,045 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [225771406] [2022-03-15 13:34:51,045 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 13:34:51,045 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 13:34:51,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 13:34:51,358 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 13:34:51,359 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 13:34:51,359 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [225771406] [2022-03-15 13:34:51,360 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [225771406] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 13:34:51,360 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 13:34:51,360 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-03-15 13:34:51,362 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [415972229] [2022-03-15 13:34:51,362 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 13:34:51,366 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-03-15 13:34:51,368 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 13:34:51,391 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-03-15 13:34:51,392 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-03-15 13:34:51,394 INFO L87 Difference]: Start difference. First operand has 245 states, 244 states have (on average 1.7827868852459017) internal successors, (435), 244 states have internal predecessors, (435), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 6 states, 6 states have (on average 8.333333333333334) internal successors, (50), 6 states have internal predecessors, (50), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 13:34:51,480 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 13:34:51,481 INFO L93 Difference]: Finished difference Result 361 states and 635 transitions. [2022-03-15 13:34:51,482 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-03-15 13:34:51,483 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 8.333333333333334) internal successors, (50), 6 states have internal predecessors, (50), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 50 [2022-03-15 13:34:51,484 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 13:34:51,493 INFO L225 Difference]: With dead ends: 361 [2022-03-15 13:34:51,493 INFO L226 Difference]: Without dead ends: 280 [2022-03-15 13:34:51,495 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2022-03-15 13:34:51,498 INFO L933 BasicCegarLoop]: 96 mSDtfsCounter, 58 mSDsluCounter, 257 mSDsCounter, 0 mSdLazyCounter, 26 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 58 SdHoareTripleChecker+Valid, 350 SdHoareTripleChecker+Invalid, 28 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 26 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-03-15 13:34:51,499 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [58 Valid, 350 Invalid, 28 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 26 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-03-15 13:34:51,522 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 280 states. [2022-03-15 13:34:51,557 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 280 to 245. [2022-03-15 13:34:51,558 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 245 states, 244 states have (on average 1.721311475409836) internal successors, (420), 244 states have internal predecessors, (420), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 13:34:51,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 245 states to 245 states and 420 transitions. [2022-03-15 13:34:51,567 INFO L78 Accepts]: Start accepts. Automaton has 245 states and 420 transitions. Word has length 50 [2022-03-15 13:34:51,578 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 13:34:51,578 INFO L470 AbstractCegarLoop]: Abstraction has 245 states and 420 transitions. [2022-03-15 13:34:51,579 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 8.333333333333334) internal successors, (50), 6 states have internal predecessors, (50), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 13:34:51,579 INFO L276 IsEmpty]: Start isEmpty. Operand 245 states and 420 transitions. [2022-03-15 13:34:51,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2022-03-15 13:34:51,588 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 13:34:51,589 INFO L514 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] [2022-03-15 13:34:51,589 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-03-15 13:34:51,589 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION] === [2022-03-15 13:34:51,590 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 13:34:51,590 INFO L85 PathProgramCache]: Analyzing trace with hash 687613271, now seen corresponding path program 1 times [2022-03-15 13:34:51,590 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 13:34:51,590 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1252869504] [2022-03-15 13:34:51,590 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 13:34:51,591 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 13:34:51,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-03-15 13:34:51,628 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-03-15 13:34:51,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-03-15 13:34:51,679 INFO L138 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-03-15 13:34:51,680 INFO L628 BasicCegarLoop]: Counterexample is feasible [2022-03-15 13:34:51,681 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (1 of 2 remaining) [2022-03-15 13:34:51,683 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0INUSE_VIOLATION (0 of 2 remaining) [2022-03-15 13:34:51,683 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-03-15 13:34:51,686 INFO L732 BasicCegarLoop]: Path program histogram: [1, 1] [2022-03-15 13:34:51,689 INFO L230 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2022-03-15 13:34:51,689 INFO L180 ceAbstractionStarter]: Computing trace abstraction results [2022-03-15 13:34:51,726 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 15.03 01:34:51 BasicIcfg [2022-03-15 13:34:51,726 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-03-15 13:34:51,727 INFO L158 Benchmark]: Toolchain (without parser) took 1726.01ms. Allocated memory is still 199.2MB. Free memory was 140.6MB in the beginning and 92.6MB in the end (delta: 48.1MB). Peak memory consumption was 48.1MB. Max. memory is 8.0GB. [2022-03-15 13:34:51,727 INFO L158 Benchmark]: CDTParser took 0.12ms. Allocated memory is still 199.2MB. Free memory is still 157.9MB. There was no memory consumed. Max. memory is 8.0GB. [2022-03-15 13:34:51,728 INFO L158 Benchmark]: CACSL2BoogieTranslator took 406.09ms. Allocated memory is still 199.2MB. Free memory was 140.4MB in the beginning and 158.6MB in the end (delta: -18.2MB). Peak memory consumption was 12.4MB. Max. memory is 8.0GB. [2022-03-15 13:34:51,728 INFO L158 Benchmark]: Boogie Procedure Inliner took 56.22ms. Allocated memory is still 199.2MB. Free memory was 158.6MB in the beginning and 157.0MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2022-03-15 13:34:51,728 INFO L158 Benchmark]: Boogie Preprocessor took 28.43ms. Allocated memory is still 199.2MB. Free memory was 157.0MB in the beginning and 155.5MB in the end (delta: 1.6MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. [2022-03-15 13:34:51,729 INFO L158 Benchmark]: RCFGBuilder took 385.41ms. Allocated memory is still 199.2MB. Free memory was 155.5MB in the beginning and 142.9MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 8.0GB. [2022-03-15 13:34:51,729 INFO L158 Benchmark]: TraceAbstraction took 839.26ms. Allocated memory is still 199.2MB. Free memory was 142.4MB in the beginning and 92.6MB in the end (delta: 49.8MB). Peak memory consumption was 49.3MB. Max. memory is 8.0GB. [2022-03-15 13:34:51,740 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12ms. Allocated memory is still 199.2MB. Free memory is still 157.9MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 406.09ms. Allocated memory is still 199.2MB. Free memory was 140.4MB in the beginning and 158.6MB in the end (delta: -18.2MB). Peak memory consumption was 12.4MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 56.22ms. Allocated memory is still 199.2MB. Free memory was 158.6MB in the beginning and 157.0MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 28.43ms. Allocated memory is still 199.2MB. Free memory was 157.0MB in the beginning and 155.5MB in the end (delta: 1.6MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. * RCFGBuilder took 385.41ms. Allocated memory is still 199.2MB. Free memory was 155.5MB in the beginning and 142.9MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 8.0GB. * TraceAbstraction took 839.26ms. Allocated memory is still 199.2MB. Free memory was 142.4MB in the beginning and 92.6MB in the end (delta: 49.8MB). Peak memory consumption was 49.3MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - CounterExampleResult [Line: 19]: a call to reach_error is reachable a call to reach_error is reachable We found a FailurePath: [L682] 0 int g = 42; VAL [g=42] [L683] 0 pthread_mutex_t A = { { 0, 0, 0, PTHREAD_MUTEX_TIMED_NP, 0, { { 0, 0 } } } }; VAL [A={3:0}, g=42] [L684] 0 pthread_mutex_t B = { { 0, 0, 0, PTHREAD_MUTEX_TIMED_NP, 0, { { 0, 0 } } } }; VAL [A={3:0}, B={4:0}, g=42] [L694] 0 int r = __VERIFIER_nondet_int(); VAL [__VERIFIER_nondet_int()=1, A={3:0}, B={4:0}, g=42, r=1] [L695] 0 int t; VAL [A={3:0}, B={4:0}, g=42, r=1] [L696] 0 pthread_t id; VAL [A={3:0}, B={4:0}, g=42, id={5:0}, r=1] [L697] FCALL, FORK 0 pthread_create(&id, ((void *)0), t_fun, ((void *)0)) VAL [A={3:0}, arg={0:0}, B={4:0}, g=42, id={5:0}, pthread_create(&id, ((void *)0), t_fun, ((void *)0))=-1, r=1] [L700] COND TRUE 0 \read(r) VAL [A={3:0}, arg={0:0}, B={4:0}, g=42, id={5:0}, r=1] [L701] 0 g = 17 VAL [A={3:0}, arg={0:0}, B={4:0}, g=17, id={5:0}, r=1] [L705] 0 t = g VAL [A={3:0}, arg={0:0}, B={4:0}, g=17, id={5:0}, r=1, t=17] [L706] CALL 0 __VERIFIER_assert(!(t == 17)) [L19] COND TRUE 0 !(cond) VAL [\old(cond)=0, A={3:0}, arg={0:0}, B={4:0}, cond=0, g=17] [L19] 0 reach_error() VAL [\old(cond)=0, A={3:0}, arg={0:0}, B={4:0}, cond=0, g=17] - UnprovableResult [Line: 697]: Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Reason: Not analyzed. - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 3 procedures, 89 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.7s, OverallIterations: 2, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 58 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 58 mSDsluCounter, 350 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 257 mSDsCounter, 2 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 26 IncrementalHoareTripleChecker+Invalid, 28 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 2 mSolverCounterUnsat, 96 mSDtfsCounter, 26 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 9 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=245occurred in iteration=0, InterpolantAutomatonStates: 6, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 1 MinimizatonAttempts, 35 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 104 NumberOfCodeBlocks, 104 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 49 ConstructedInterpolants, 0 QuantifiedInterpolants, 132 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be incorrect! [2022-03-15 13:34:51,771 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request...