/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml -s ../../../trunk/examples/settings/automizer/acceleratedInterpolation/acceleratedInterpolationFastUPR_32.epf -i ../../../trunk/examples/svcomp/loops-crafted-1/net_reset.c -------------------------------------------------------------------------------- This is Ultimate 0.2.1-dev-b7b32d2 [2021-02-21 21:32:27,406 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-02-21 21:32:27,409 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-02-21 21:32:27,454 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2021-02-21 21:32:27,490 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-02-21 21:32:27,493 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-02-21 21:32:27,496 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-02-21 21:32:27,522 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-02-21 21:32:27,526 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-02-21 21:32:27,528 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-02-21 21:32:27,536 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-02-21 21:32:27,545 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-02-21 21:32:27,547 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-02-21 21:32:27,550 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-02-21 21:32:27,552 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-02-21 21:32:27,555 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-02-21 21:32:27,567 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2021-02-21 21:32:27,581 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-02-21 21:32:27,582 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-02-21 21:32:27,583 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-02-21 21:32:27,585 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/acceleratedInterpolation/acceleratedInterpolationFastUPR_32.epf [2021-02-21 21:32:27,609 INFO L113 SettingsManager]: Loading preferences was successful [2021-02-21 21:32:27,609 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-02-21 21:32:27,615 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-02-21 21:32:27,616 INFO L138 SettingsManager]: * sizeof long=4 [2021-02-21 21:32:27,616 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-02-21 21:32:27,616 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-02-21 21:32:27,616 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-02-21 21:32:27,616 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-02-21 21:32:27,617 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-02-21 21:32:27,617 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-02-21 21:32:27,618 INFO L138 SettingsManager]: * sizeof long double=12 [2021-02-21 21:32:27,618 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-02-21 21:32:27,619 INFO L138 SettingsManager]: * Use constant arrays=true [2021-02-21 21:32:27,619 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-02-21 21:32:27,620 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-02-21 21:32:27,621 INFO L138 SettingsManager]: * Size of a code block=SingleStatement [2021-02-21 21:32:27,621 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-02-21 21:32:27,621 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-02-21 21:32:27,621 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-02-21 21:32:27,622 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-02-21 21:32:27,622 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=AcceleratedInterpolation [2021-02-21 21:32:27,622 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-02-21 21:32:27,622 INFO L138 SettingsManager]: * Use separate solver for trace checks=false 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-02-21 21:32:28,060 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-02-21 21:32:28,100 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-02-21 21:32:28,105 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-02-21 21:32:28,106 INFO L271 PluginConnector]: Initializing CDTParser... [2021-02-21 21:32:28,107 INFO L275 PluginConnector]: CDTParser initialized [2021-02-21 21:32:28,108 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/loops-crafted-1/net_reset.c [2021-02-21 21:32:28,208 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c4127cd24/386f149cf2834cf4aa8c69dc9ddda572/FLAG7150f05c4 [2021-02-21 21:32:28,867 INFO L306 CDTParser]: Found 1 translation units. [2021-02-21 21:32:28,868 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/loops-crafted-1/net_reset.c [2021-02-21 21:32:28,888 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c4127cd24/386f149cf2834cf4aa8c69dc9ddda572/FLAG7150f05c4 [2021-02-21 21:32:29,237 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c4127cd24/386f149cf2834cf4aa8c69dc9ddda572 [2021-02-21 21:32:29,241 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-02-21 21:32:29,257 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2021-02-21 21:32:29,265 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-02-21 21:32:29,265 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-02-21 21:32:29,269 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-02-21 21:32:29,270 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.02 09:32:29" (1/1) ... [2021-02-21 21:32:29,272 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@bfd0b5c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.02 09:32:29, skipping insertion in model container [2021-02-21 21:32:29,273 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.02 09:32:29" (1/1) ... [2021-02-21 21:32:29,283 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-02-21 21:32:29,327 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-02-21 21:32:29,647 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/loops-crafted-1/net_reset.c[4546,4559] [2021-02-21 21:32:29,681 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-02-21 21:32:31,042 INFO L203 MainTranslator]: Completed pre-run [2021-02-21 21:32:31,068 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/loops-crafted-1/net_reset.c[4546,4559] [2021-02-21 21:32:31,074 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-02-21 21:32:31,095 INFO L208 MainTranslator]: Completed translation [2021-02-21 21:32:31,096 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.02 09:32:31 WrapperNode [2021-02-21 21:32:31,096 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-02-21 21:32:31,097 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-02-21 21:32:31,098 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-02-21 21:32:31,098 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-02-21 21:32:31,115 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.02 09:32:31" (1/1) ... [2021-02-21 21:32:31,115 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.02 09:32:31" (1/1) ... [2021-02-21 21:32:31,145 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.02 09:32:31" (1/1) ... [2021-02-21 21:32:31,146 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.02 09:32:31" (1/1) ... [2021-02-21 21:32:31,167 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.02 09:32:31" (1/1) ... [2021-02-21 21:32:31,178 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.02 09:32:31" (1/1) ... [2021-02-21 21:32:31,188 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.02 09:32:31" (1/1) ... [2021-02-21 21:32:31,193 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-02-21 21:32:31,195 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-02-21 21:32:31,196 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-02-21 21:32:31,196 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-02-21 21:32:31,197 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.02 09:32:31" (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: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 [2021-02-21 21:32:31,313 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2021-02-21 21:32:31,313 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-02-21 21:32:31,313 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2021-02-21 21:32:31,313 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2021-02-21 21:32:31,314 INFO L138 BoogieDeclarations]: Found implementation of procedure net_reset [2021-02-21 21:32:31,314 INFO L138 BoogieDeclarations]: Found implementation of procedure net_send_batch [2021-02-21 21:32:31,314 INFO L138 BoogieDeclarations]: Found implementation of procedure net_reopen [2021-02-21 21:32:31,315 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2021-02-21 21:32:31,315 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2021-02-21 21:32:31,315 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2021-02-21 21:32:31,316 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2021-02-21 21:32:31,316 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-02-21 21:32:31,316 INFO L130 BoogieDeclarations]: Found specification of procedure net_reset [2021-02-21 21:32:31,317 INFO L130 BoogieDeclarations]: Found specification of procedure net_reopen [2021-02-21 21:32:31,318 INFO L130 BoogieDeclarations]: Found specification of procedure net_send_batch [2021-02-21 21:32:31,318 INFO L130 BoogieDeclarations]: Found specification of procedure addrcmp [2021-02-21 21:32:31,319 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2021-02-21 21:32:31,319 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-02-21 21:32:31,320 INFO L130 BoogieDeclarations]: Found specification of procedure main [2021-02-21 21:32:31,320 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-02-21 21:32:31,323 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2021-02-21 21:32:31,323 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-02-21 21:32:31,323 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-02-21 21:32:31,324 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-02-21 21:32:32,006 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-02-21 21:32:32,007 INFO L299 CfgBuilder]: Removed 1 assume(true) statements. [2021-02-21 21:32:32,010 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.02 09:32:32 BoogieIcfgContainer [2021-02-21 21:32:32,010 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-02-21 21:32:32,013 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-02-21 21:32:32,014 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-02-21 21:32:32,017 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-02-21 21:32:32,018 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.02 09:32:29" (1/3) ... [2021-02-21 21:32:32,019 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@28b6b69a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.02 09:32:32, skipping insertion in model container [2021-02-21 21:32:32,019 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.02 09:32:31" (2/3) ... [2021-02-21 21:32:32,020 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@28b6b69a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.02 09:32:32, skipping insertion in model container [2021-02-21 21:32:32,020 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.02 09:32:32" (3/3) ... [2021-02-21 21:32:32,023 INFO L111 eAbstractionObserver]: Analyzing ICFG net_reset.c [2021-02-21 21:32:32,034 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:AcceleratedInterpolation Determinization: PREDICATE_ABSTRACTION [2021-02-21 21:32:32,040 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2021-02-21 21:32:32,062 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-02-21 21:32:32,102 INFO L376 AbstractCegarLoop]: Interprodecural is true [2021-02-21 21:32:32,102 INFO L377 AbstractCegarLoop]: Hoare is true [2021-02-21 21:32:32,102 INFO L378 AbstractCegarLoop]: Compute interpolants for AcceleratedInterpolation [2021-02-21 21:32:32,103 INFO L379 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-02-21 21:32:32,103 INFO L380 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-02-21 21:32:32,103 INFO L381 AbstractCegarLoop]: Difference is false [2021-02-21 21:32:32,103 INFO L382 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-02-21 21:32:32,103 INFO L386 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-02-21 21:32:32,126 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states. [2021-02-21 21:32:32,138 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-02-21 21:32:32,139 INFO L414 BasicCegarLoop]: Found error trace [2021-02-21 21:32:32,140 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] [2021-02-21 21:32:32,140 INFO L428 AbstractCegarLoop]: === Iteration 1 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-02-21 21:32:32,149 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-21 21:32:32,150 INFO L82 PathProgramCache]: Analyzing trace with hash -1258947725, now seen corresponding path program 1 times [2021-02-21 21:32:32,159 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-02-21 21:32:32,161 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1964901562] [2021-02-21 21:32:32,161 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-21 21:32:32,277 INFO L218 tedInterpolationCore]: No loops in this trace, falling back to nested interpolation [2021-02-21 21:32:32,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-21 21:32:32,673 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 21:32:32,675 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 21:32:32,678 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 21:32:32,679 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-02-21 21:32:32,698 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 21:32:32,700 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-21 21:32:32,712 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 21:32:32,714 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 21:32:32,847 WARN L202 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 61 [2021-02-21 21:32:32,849 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-21 21:32:32,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-21 21:32:32,909 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 21:32:32,913 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 21:32:32,930 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2021-02-21 21:32:32,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-21 21:32:32,942 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 21:32:32,943 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-02-21 21:32:32,952 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-02-21 21:32:32,954 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1964901562] [2021-02-21 21:32:32,956 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-02-21 21:32:32,957 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-02-21 21:32:32,957 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1051827281] [2021-02-21 21:32:32,962 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-02-21 21:32:32,963 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-02-21 21:32:32,977 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-02-21 21:32:32,978 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2021-02-21 21:32:32,981 INFO L87 Difference]: Start difference. First operand 86 states. Second operand 6 states. [2021-02-21 21:32:33,460 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-02-21 21:32:33,460 INFO L93 Difference]: Finished difference Result 101 states and 108 transitions. [2021-02-21 21:32:33,461 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-02-21 21:32:33,463 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 55 [2021-02-21 21:32:33,464 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-02-21 21:32:33,470 INFO L225 Difference]: With dead ends: 101 [2021-02-21 21:32:33,470 INFO L226 Difference]: Without dead ends: 0 [2021-02-21 21:32:33,474 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2021-02-21 21:32:33,492 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-02-21 21:32:33,499 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-02-21 21:32:33,500 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2021-02-21 21:32:33,501 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-02-21 21:32:33,502 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 55 [2021-02-21 21:32:33,503 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-02-21 21:32:33,503 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-02-21 21:32:33,503 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2021-02-21 21:32:33,503 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-02-21 21:32:33,503 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-02-21 21:32:33,504 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-02-21 21:32:33,506 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-02-21 21:32:34,926 INFO L189 CegarLoopUtils]: For program point reach_errorEXIT(line 3) no Hoare annotation was computed. [2021-02-21 21:32:34,926 INFO L189 CegarLoopUtils]: For program point reach_errorENTRY(line 3) no Hoare annotation was computed. [2021-02-21 21:32:34,926 INFO L189 CegarLoopUtils]: For program point reach_errorFINAL(line 3) no Hoare annotation was computed. [2021-02-21 21:32:34,927 INFO L192 CegarLoopUtils]: At program point L190(line 190) the Hoare annotation is: true [2021-02-21 21:32:34,927 INFO L192 CegarLoopUtils]: At program point ULTIMATE.initFINAL(line -1) the Hoare annotation is: true [2021-02-21 21:32:34,927 INFO L192 CegarLoopUtils]: At program point L190-1(line 190) the Hoare annotation is: true [2021-02-21 21:32:34,927 INFO L192 CegarLoopUtils]: At program point L188(line 188) the Hoare annotation is: true [2021-02-21 21:32:34,927 INFO L192 CegarLoopUtils]: At program point L190-2(line 190) the Hoare annotation is: true [2021-02-21 21:32:34,928 INFO L192 CegarLoopUtils]: At program point L188-1(line 188) the Hoare annotation is: true [2021-02-21 21:32:34,928 INFO L192 CegarLoopUtils]: At program point L190-3(line 190) the Hoare annotation is: true [2021-02-21 21:32:34,928 INFO L185 CegarLoopUtils]: At program point L186(line 186) the Hoare annotation is: (= ~batch_at~0 |old(~batch_at~0)|) [2021-02-21 21:32:34,928 INFO L192 CegarLoopUtils]: At program point L190-4(line 190) the Hoare annotation is: true [2021-02-21 21:32:34,928 INFO L192 CegarLoopUtils]: At program point L190-5(line 190) the Hoare annotation is: true [2021-02-21 21:32:34,928 INFO L192 CegarLoopUtils]: At program point L190-6(line 190) the Hoare annotation is: true [2021-02-21 21:32:34,929 INFO L192 CegarLoopUtils]: At program point L190-7(line 190) the Hoare annotation is: true [2021-02-21 21:32:34,929 INFO L192 CegarLoopUtils]: At program point L190-8(line 190) the Hoare annotation is: true [2021-02-21 21:32:34,929 INFO L192 CegarLoopUtils]: At program point L190-9(line 190) the Hoare annotation is: true [2021-02-21 21:32:34,929 INFO L192 CegarLoopUtils]: At program point L190-10(line 190) the Hoare annotation is: true [2021-02-21 21:32:34,929 INFO L192 CegarLoopUtils]: At program point L190-11(line 190) the Hoare annotation is: true [2021-02-21 21:32:34,929 INFO L192 CegarLoopUtils]: At program point L190-12(line 190) the Hoare annotation is: true [2021-02-21 21:32:34,929 INFO L192 CegarLoopUtils]: At program point L190-13(line 190) the Hoare annotation is: true [2021-02-21 21:32:34,930 INFO L192 CegarLoopUtils]: At program point L190-14(line 190) the Hoare annotation is: true [2021-02-21 21:32:34,930 INFO L192 CegarLoopUtils]: At program point L190-15(line 190) the Hoare annotation is: true [2021-02-21 21:32:34,930 INFO L192 CegarLoopUtils]: At program point L190-16(line 190) the Hoare annotation is: true [2021-02-21 21:32:34,930 INFO L192 CegarLoopUtils]: At program point L190-17(line 190) the Hoare annotation is: true [2021-02-21 21:32:34,930 INFO L185 CegarLoopUtils]: At program point L3(line 3) the Hoare annotation is: (= ~batch_at~0 |old(~batch_at~0)|) [2021-02-21 21:32:34,930 INFO L185 CegarLoopUtils]: At program point L3-1(line 3) the Hoare annotation is: (= ~batch_at~0 |old(~batch_at~0)|) [2021-02-21 21:32:34,931 INFO L185 CegarLoopUtils]: At program point L3-2(line 3) the Hoare annotation is: (= ~batch_at~0 |old(~batch_at~0)|) [2021-02-21 21:32:34,931 INFO L185 CegarLoopUtils]: At program point L3-3(line 3) the Hoare annotation is: (= ~batch_at~0 |old(~batch_at~0)|) [2021-02-21 21:32:34,931 INFO L185 CegarLoopUtils]: At program point L-1(line -1) the Hoare annotation is: (= ~batch_at~0 |old(~batch_at~0)|) [2021-02-21 21:32:34,931 INFO L185 CegarLoopUtils]: At program point L3-4(line 3) the Hoare annotation is: (= ~batch_at~0 |old(~batch_at~0)|) [2021-02-21 21:32:34,931 INFO L185 CegarLoopUtils]: At program point L-1-1(line -1) the Hoare annotation is: (= ~batch_at~0 |old(~batch_at~0)|) [2021-02-21 21:32:34,931 INFO L185 CegarLoopUtils]: At program point L3-5(line 3) the Hoare annotation is: (= ~batch_at~0 |old(~batch_at~0)|) [2021-02-21 21:32:34,932 INFO L185 CegarLoopUtils]: At program point L210(line 210) the Hoare annotation is: (= ~batch_at~0 |old(~batch_at~0)|) [2021-02-21 21:32:34,932 INFO L185 CegarLoopUtils]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |~#unspec_addr~0.base| |old(~#unspec_addr~0.base)|) (= |#t~string5.offset| |old(#t~string5.offset)|) (= |old(#length)| |#length|) (= |#t~string6.base| |old(#t~string6.base)|) (= ~batch_at~0 |old(~batch_at~0)|) (= |#memory_int| |old(#memory_int)|) (= |#t~string6.offset| |old(#t~string6.offset)|) (= ~fstTTL~0 |old(~fstTTL~0)|) (= |#t~string8.offset| |old(#t~string8.offset)|) (= |#t~string4.offset| |old(#t~string4.offset)|) (= |old(#valid)| |#valid|) (= |#t~string5.base| |old(#t~string5.base)|) (= ~__tmpTR__int_1~0 |old(~__tmpTR__int_1~0)|) (= |~#unspec_addr~0.offset| |old(~#unspec_addr~0.offset)|) (= |~#host~0.base| |old(~#host~0.base)|) (= |#t~string4.base| |old(#t~string4.base)|) (= |#t~string8.base| |old(#t~string8.base)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |~#host~0.offset| |old(~#host~0.offset)|)) [2021-02-21 21:32:34,932 INFO L192 CegarLoopUtils]: At program point ULTIMATE.initEXIT(line -1) the Hoare annotation is: true [2021-02-21 21:32:34,932 INFO L185 CegarLoopUtils]: At program point ULTIMATE.startEXIT(line -1) the Hoare annotation is: (<= (+ ~batch_at~0 1) ~fstTTL~0) [2021-02-21 21:32:34,932 INFO L192 CegarLoopUtils]: At program point L-1(line -1) the Hoare annotation is: true [2021-02-21 21:32:34,933 INFO L192 CegarLoopUtils]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2021-02-21 21:32:34,933 INFO L185 CegarLoopUtils]: At program point ULTIMATE.startFINAL(line -1) the Hoare annotation is: (<= (+ ~batch_at~0 1) ~fstTTL~0) [2021-02-21 21:32:34,933 INFO L185 CegarLoopUtils]: At program point mainENTRY(lines 233 237) the Hoare annotation is: (and (= |old(#length)| |#length|) (= |old(#valid)| |#valid|) (= |old(~__tmpTR__int_1~0)| ~__tmpTR__int_1~0) (= |old(~batch_at~0)| ~batch_at~0)) [2021-02-21 21:32:34,933 INFO L185 CegarLoopUtils]: At program point mainFINAL(lines 233 237) the Hoare annotation is: (<= (+ ~batch_at~0 1) ~fstTTL~0) [2021-02-21 21:32:34,934 INFO L185 CegarLoopUtils]: At program point L235(line 235) the Hoare annotation is: (<= (+ ~batch_at~0 1) ~fstTTL~0) [2021-02-21 21:32:34,934 INFO L185 CegarLoopUtils]: At program point L234(line 234) the Hoare annotation is: (= ~batch_at~0 |old(~batch_at~0)|) [2021-02-21 21:32:34,934 INFO L185 CegarLoopUtils]: At program point L234-1(line 234) the Hoare annotation is: (<= (+ ~batch_at~0 1) ~fstTTL~0) [2021-02-21 21:32:34,934 INFO L185 CegarLoopUtils]: At program point mainEXIT(lines 233 237) the Hoare annotation is: (<= (+ ~batch_at~0 1) ~fstTTL~0) [2021-02-21 21:32:34,934 INFO L185 CegarLoopUtils]: At program point L234-2(line 234) the Hoare annotation is: (<= (+ ~batch_at~0 1) ~fstTTL~0) [2021-02-21 21:32:34,935 INFO L192 CegarLoopUtils]: At program point L194-2(lines 193 198) the Hoare annotation is: true [2021-02-21 21:32:34,935 INFO L192 CegarLoopUtils]: At program point __VERIFIER_assertENTRY(lines 193 198) the Hoare annotation is: true [2021-02-21 21:32:34,935 INFO L192 CegarLoopUtils]: At program point __VERIFIER_assertEXIT(lines 193 198) the Hoare annotation is: true [2021-02-21 21:32:34,935 INFO L192 CegarLoopUtils]: At program point L195(line 195) the Hoare annotation is: true [2021-02-21 21:32:34,935 INFO L192 CegarLoopUtils]: At program point __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION(line 195) the Hoare annotation is: true [2021-02-21 21:32:34,935 INFO L192 CegarLoopUtils]: At program point L194(lines 194 196) the Hoare annotation is: true [2021-02-21 21:32:34,936 INFO L192 CegarLoopUtils]: At program point L195-1(line 195) the Hoare annotation is: true [2021-02-21 21:32:34,936 INFO L185 CegarLoopUtils]: At program point net_reopenEXIT(lines 216 231) the Hoare annotation is: (<= (+ ~batch_at~0 1) ~fstTTL~0) [2021-02-21 21:32:34,936 INFO L185 CegarLoopUtils]: At program point L223(line 223) the Hoare annotation is: (and (= |old(~__tmpTR__int_1~0)| ~__tmpTR__int_1~0) (= |old(~batch_at~0)| ~batch_at~0)) [2021-02-21 21:32:34,936 INFO L185 CegarLoopUtils]: At program point L223-1(line 223) the Hoare annotation is: (and (= |old(~__tmpTR__int_1~0)| ~__tmpTR__int_1~0) (= |old(~batch_at~0)| ~batch_at~0)) [2021-02-21 21:32:34,936 INFO L185 CegarLoopUtils]: At program point L230(line 230) the Hoare annotation is: (<= (+ ~batch_at~0 1) ~fstTTL~0) [2021-02-21 21:32:34,936 INFO L185 CegarLoopUtils]: At program point L230-1(line 230) the Hoare annotation is: (<= (+ ~batch_at~0 1) ~fstTTL~0) [2021-02-21 21:32:34,937 INFO L185 CegarLoopUtils]: At program point L226(line 226) the Hoare annotation is: (and (= |old(~__tmpTR__int_1~0)| ~__tmpTR__int_1~0) (= |old(~batch_at~0)| ~batch_at~0)) [2021-02-21 21:32:34,937 INFO L185 CegarLoopUtils]: At program point L226-1(line 226) the Hoare annotation is: (and (= |old(~__tmpTR__int_1~0)| ~__tmpTR__int_1~0) (= |old(~batch_at~0)| ~batch_at~0)) [2021-02-21 21:32:34,937 INFO L185 CegarLoopUtils]: At program point net_reopenENTRY(lines 216 231) the Hoare annotation is: (and (= |old(~__tmpTR__int_1~0)| ~__tmpTR__int_1~0) (= |old(~batch_at~0)| ~batch_at~0)) [2021-02-21 21:32:34,937 INFO L185 CegarLoopUtils]: At program point L220(line 220) the Hoare annotation is: (and (= |old(~__tmpTR__int_1~0)| ~__tmpTR__int_1~0) (= |old(~batch_at~0)| ~batch_at~0)) [2021-02-21 21:32:34,937 INFO L185 CegarLoopUtils]: At program point net_reopenFINAL(lines 216 231) the Hoare annotation is: (<= (+ ~batch_at~0 1) ~fstTTL~0) [2021-02-21 21:32:34,938 INFO L185 CegarLoopUtils]: At program point L218(line 218) the Hoare annotation is: (and (= |old(~__tmpTR__int_1~0)| ~__tmpTR__int_1~0) (= |old(~batch_at~0)| ~batch_at~0)) [2021-02-21 21:32:34,938 INFO L185 CegarLoopUtils]: At program point L218-1(line 218) the Hoare annotation is: (and (= |old(~__tmpTR__int_1~0)| ~__tmpTR__int_1~0) (= |old(~batch_at~0)| ~batch_at~0)) [2021-02-21 21:32:34,938 INFO L185 CegarLoopUtils]: At program point L218-2(lines 218 228) the Hoare annotation is: (and (= |old(~__tmpTR__int_1~0)| ~__tmpTR__int_1~0) (= |old(~batch_at~0)| ~batch_at~0)) [2021-02-21 21:32:34,938 INFO L185 CegarLoopUtils]: At program point L218-3(lines 218 228) the Hoare annotation is: (and (= |old(~__tmpTR__int_1~0)| ~__tmpTR__int_1~0) (= |old(~batch_at~0)| ~batch_at~0)) [2021-02-21 21:32:34,938 INFO L185 CegarLoopUtils]: At program point L229(line 229) the Hoare annotation is: (and (= |old(~__tmpTR__int_1~0)| ~__tmpTR__int_1~0) (= |old(~batch_at~0)| ~batch_at~0)) [2021-02-21 21:32:34,938 INFO L185 CegarLoopUtils]: At program point L229-1(line 229) the Hoare annotation is: (<= (+ ~batch_at~0 1) ~fstTTL~0) [2021-02-21 21:32:34,939 INFO L185 CegarLoopUtils]: At program point net_send_batchENTRY(lines 205 215) the Hoare annotation is: (or (not (<= (+ ~batch_at~0 1) ~fstTTL~0)) (= |old(~__tmpTR__int_1~0)| ~__tmpTR__int_1~0)) [2021-02-21 21:32:34,939 INFO L185 CegarLoopUtils]: At program point net_send_batchFINAL(lines 205 215) the Hoare annotation is: (or (not (<= (+ ~batch_at~0 1) ~fstTTL~0)) (and (<= ~batch_at~0 net_send_batch_~i~0) (= |old(~__tmpTR__int_1~0)| ~__tmpTR__int_1~0))) [2021-02-21 21:32:34,939 INFO L185 CegarLoopUtils]: At program point net_send_batchEXIT(lines 205 215) the Hoare annotation is: (or (not (<= (+ ~batch_at~0 1) ~fstTTL~0)) (and (<= ~batch_at~0 net_send_batch_~i~0) (= |old(~__tmpTR__int_1~0)| ~__tmpTR__int_1~0))) [2021-02-21 21:32:34,939 INFO L185 CegarLoopUtils]: At program point L210(line 210) the Hoare annotation is: (not (<= (+ ~batch_at~0 1) ~fstTTL~0)) [2021-02-21 21:32:34,939 INFO L185 CegarLoopUtils]: At program point L210-1(line 210) the Hoare annotation is: (not (<= (+ ~batch_at~0 1) ~fstTTL~0)) [2021-02-21 21:32:34,940 INFO L185 CegarLoopUtils]: At program point L208(line 208) the Hoare annotation is: (or (not (<= (+ ~batch_at~0 1) ~fstTTL~0)) (= |old(~__tmpTR__int_1~0)| ~__tmpTR__int_1~0)) [2021-02-21 21:32:34,940 INFO L185 CegarLoopUtils]: At program point L210-2(line 210) the Hoare annotation is: (not (<= (+ ~batch_at~0 1) ~fstTTL~0)) [2021-02-21 21:32:34,940 INFO L185 CegarLoopUtils]: At program point L210-3(line 210) the Hoare annotation is: (not (<= (+ ~batch_at~0 1) ~fstTTL~0)) [2021-02-21 21:32:34,940 INFO L185 CegarLoopUtils]: At program point L210-4(lines 210 211) the Hoare annotation is: (not (<= (+ ~batch_at~0 1) ~fstTTL~0)) [2021-02-21 21:32:34,940 INFO L185 CegarLoopUtils]: At program point L210-5(line 210) the Hoare annotation is: (not (<= (+ ~batch_at~0 1) ~fstTTL~0)) [2021-02-21 21:32:34,940 INFO L185 CegarLoopUtils]: At program point L208-3(lines 208 213) the Hoare annotation is: (not (<= (+ ~batch_at~0 1) ~fstTTL~0)) [2021-02-21 21:32:34,941 INFO L185 CegarLoopUtils]: At program point L208-4(line 208) the Hoare annotation is: (not (<= (+ ~batch_at~0 1) ~fstTTL~0)) [2021-02-21 21:32:34,941 INFO L185 CegarLoopUtils]: At program point L210-7(line 210) the Hoare annotation is: (not (<= (+ ~batch_at~0 1) ~fstTTL~0)) [2021-02-21 21:32:34,941 INFO L185 CegarLoopUtils]: At program point L208-5(line 208) the Hoare annotation is: (not (<= (+ ~batch_at~0 1) ~fstTTL~0)) [2021-02-21 21:32:34,941 INFO L185 CegarLoopUtils]: At program point L208-6(lines 208 213) the Hoare annotation is: (or (not (<= (+ ~batch_at~0 1) ~fstTTL~0)) (and (<= ~batch_at~0 net_send_batch_~i~0) (= |old(~__tmpTR__int_1~0)| ~__tmpTR__int_1~0))) [2021-02-21 21:32:34,941 INFO L185 CegarLoopUtils]: At program point L208-7(lines 208 213) the Hoare annotation is: (or (not (<= (+ ~batch_at~0 1) ~fstTTL~0)) (and (<= ~batch_at~0 net_send_batch_~i~0) (= |old(~__tmpTR__int_1~0)| ~__tmpTR__int_1~0))) [2021-02-21 21:32:34,941 INFO L185 CegarLoopUtils]: At program point net_resetENTRY(lines 200 204) the Hoare annotation is: (= |old(~batch_at~0)| ~batch_at~0) [2021-02-21 21:32:34,942 INFO L185 CegarLoopUtils]: At program point net_resetEXIT(lines 200 204) the Hoare annotation is: (<= (+ ~batch_at~0 1) ~fstTTL~0) [2021-02-21 21:32:34,942 INFO L185 CegarLoopUtils]: At program point net_resetFINAL(lines 200 204) the Hoare annotation is: (<= (+ ~batch_at~0 1) ~fstTTL~0) [2021-02-21 21:32:34,965 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 21.02 09:32:34 BoogieIcfgContainer [2021-02-21 21:32:34,965 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-02-21 21:32:34,967 INFO L168 Benchmark]: Toolchain (without parser) took 5723.38 ms. Allocated memory was 155.2 MB in the beginning and 438.3 MB in the end (delta: 283.1 MB). Free memory was 130.7 MB in the beginning and 319.0 MB in the end (delta: -188.3 MB). Peak memory consumption was 204.6 MB. Max. memory is 8.0 GB. [2021-02-21 21:32:34,968 INFO L168 Benchmark]: CDTParser took 0.24 ms. Allocated memory is still 155.2 MB. Free memory is still 128.3 MB. There was no memory consumed. Max. memory is 8.0 GB. [2021-02-21 21:32:34,969 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1832.13 ms. Allocated memory was 155.2 MB in the beginning and 219.2 MB in the end (delta: 64.0 MB). Free memory was 129.6 MB in the beginning and 114.3 MB in the end (delta: 15.3 MB). Peak memory consumption was 130.8 MB. Max. memory is 8.0 GB. [2021-02-21 21:32:34,970 INFO L168 Benchmark]: Boogie Preprocessor took 96.29 ms. Allocated memory is still 219.2 MB. Free memory was 114.3 MB in the beginning and 112.7 MB in the end (delta: 1.6 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. [2021-02-21 21:32:34,971 INFO L168 Benchmark]: RCFGBuilder took 815.71 ms. Allocated memory is still 219.2 MB. Free memory was 112.7 MB in the beginning and 122.2 MB in the end (delta: -9.4 MB). Peak memory consumption was 35.1 MB. Max. memory is 8.0 GB. [2021-02-21 21:32:34,972 INFO L168 Benchmark]: TraceAbstraction took 2951.77 ms. Allocated memory was 219.2 MB in the beginning and 438.3 MB in the end (delta: 219.2 MB). Free memory was 121.6 MB in the beginning and 319.0 MB in the end (delta: -197.3 MB). Peak memory consumption was 130.9 MB. Max. memory is 8.0 GB. [2021-02-21 21:32:34,976 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24 ms. Allocated memory is still 155.2 MB. Free memory is still 128.3 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 1832.13 ms. Allocated memory was 155.2 MB in the beginning and 219.2 MB in the end (delta: 64.0 MB). Free memory was 129.6 MB in the beginning and 114.3 MB in the end (delta: 15.3 MB). Peak memory consumption was 130.8 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 96.29 ms. Allocated memory is still 219.2 MB. Free memory was 114.3 MB in the beginning and 112.7 MB in the end (delta: 1.6 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. * RCFGBuilder took 815.71 ms. Allocated memory is still 219.2 MB. Free memory was 112.7 MB in the beginning and 122.2 MB in the end (delta: -9.4 MB). Peak memory consumption was 35.1 MB. Max. memory is 8.0 GB. * TraceAbstraction took 2951.77 ms. Allocated memory was 219.2 MB in the beginning and 438.3 MB in the end (delta: 219.2 MB). Free memory was 121.6 MB in the beginning and 319.0 MB in the end (delta: -197.3 MB). Peak memory consumption was 130.9 MB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 195]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 208]: Loop Invariant Derived loop invariant: !(batch_at + 1 <= fstTTL) || (batch_at <= i && \old(__tmpTR__int_1) == __tmpTR__int_1) - InvariantResult [Line: 218]: Loop Invariant Derived loop invariant: \old(__tmpTR__int_1) == __tmpTR__int_1 && \old(batch_at) == batch_at - ProcedureContractResult [Line: 233]: Procedure Contract for main Derived contract for procedure main: batch_at + 1 <= fstTTL - ProcedureContractResult [Line: 193]: Procedure Contract for __VERIFIER_assert Derived contract for procedure __VERIFIER_assert: 1 - ProcedureContractResult [Line: 205]: Procedure Contract for net_send_batch Derived contract for procedure net_send_batch: !(batch_at + 1 <= fstTTL) || (batch_at <= i && \old(__tmpTR__int_1) == __tmpTR__int_1) - ProcedureContractResult [Line: 216]: Procedure Contract for net_reopen Derived contract for procedure net_reopen: batch_at + 1 <= fstTTL - ProcedureContractResult [Line: 200]: Procedure Contract for net_reset Derived contract for procedure net_reset: batch_at + 1 <= fstTTL - StatisticsResult: Ultimate Automizer benchmark data CFG has 8 procedures, 89 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 1.4s, OverallIterations: 1, TraceHistogramMax: 1, AutomataDifference: 0.5s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 1.4s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 64 SDtfs, 45 SDslu, 111 SDs, 0 SdLazy, 99 SolverSat, 6 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.2s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 10 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=86occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 86 LocationsWithAnnotation, 86 PreInvPairs, 101 NumberOfFragments, 424 HoareAnnotationTreeSize, 86 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.2s HoareSimplificationTime, 86 FomulaSimplificationsInter, 1074 FormulaSimplificationTreeSizeReductionInter, 1.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: No data available, 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 correct! Received shutdown request...