./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_BER_test10-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version dbf71c69 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6a004f4-d866-4f41-bbba-734f3f721482/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6a004f4-d866-4f41-bbba-734f3f721482/bin/ukojak-92XMlrwhuB/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6a004f4-d866-4f41-bbba-734f3f721482/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6a004f4-d866-4f41-bbba-734f3f721482/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_BER_test10-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6a004f4-d866-4f41-bbba-734f3f721482/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6a004f4-d866-4f41-bbba-734f3f721482/bin/ukojak-92XMlrwhuB --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 9885703216edf9cfe4bfb438db591a48e102e73a3e0423f90ce871c05fdf2b57 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-dbf71c6-m [2022-10-17 16:50:32,575 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:50:32,577 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:50:32,629 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:50:32,629 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:50:32,631 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:50:32,638 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:50:32,646 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:50:32,649 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:50:32,656 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:50:32,657 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:50:32,658 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:50:32,658 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:50:32,660 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:50:32,661 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:50:32,662 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:50:32,663 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:50:32,664 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:50:32,666 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:50:32,675 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:50:32,679 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:50:32,681 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:50:32,686 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:50:32,688 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:50:32,698 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:50:32,698 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:50:32,699 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:50:32,701 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:50:32,702 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:50:32,703 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:50:32,703 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:50:32,705 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:50:32,707 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:50:32,708 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:50:32,711 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:50:32,712 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:50:32,712 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:50:32,713 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:50:32,713 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:50:32,714 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:50:32,715 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:50:32,716 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6a004f4-d866-4f41-bbba-734f3f721482/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-10-17 16:50:32,766 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:50:32,767 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:50:32,768 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 16:50:32,768 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 16:50:32,769 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:50:32,769 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:50:32,770 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:50:32,770 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 16:50:32,770 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 16:50:32,770 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 16:50:32,771 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:50:32,772 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 16:50:32,772 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:50:32,772 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 16:50:32,772 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 16:50:32,773 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 16:50:32,773 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:50:32,773 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 16:50:32,773 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:50:32,773 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:50:32,774 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:50:32,774 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:50:32,774 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:50:32,774 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:50:32,775 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 16:50:32,775 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 16:50:32,777 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 16:50:32,777 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 16:50:32,777 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6a004f4-d866-4f41-bbba-734f3f721482/bin/ukojak-92XMlrwhuB/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6a004f4-d866-4f41-bbba-734f3f721482/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9885703216edf9cfe4bfb438db591a48e102e73a3e0423f90ce871c05fdf2b57 [2022-10-17 16:50:33,052 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:50:33,081 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:50:33,084 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:50:33,085 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:50:33,096 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:50:33,097 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6a004f4-d866-4f41-bbba-734f3f721482/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/uthash-2.0.2/uthash_BER_test10-1.i [2022-10-17 16:50:33,168 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6a004f4-d866-4f41-bbba-734f3f721482/bin/ukojak-92XMlrwhuB/data/279b3303f/19c1acd00cb04632b9fdf5653a233835/FLAGf048fc66c [2022-10-17 16:50:33,879 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:50:33,880 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6a004f4-d866-4f41-bbba-734f3f721482/sv-benchmarks/c/uthash-2.0.2/uthash_BER_test10-1.i [2022-10-17 16:50:33,897 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6a004f4-d866-4f41-bbba-734f3f721482/bin/ukojak-92XMlrwhuB/data/279b3303f/19c1acd00cb04632b9fdf5653a233835/FLAGf048fc66c [2022-10-17 16:50:34,188 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6a004f4-d866-4f41-bbba-734f3f721482/bin/ukojak-92XMlrwhuB/data/279b3303f/19c1acd00cb04632b9fdf5653a233835 [2022-10-17 16:50:34,191 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:50:34,192 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:50:34,194 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:50:34,194 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:50:34,197 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:50:34,198 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:50:34" (1/1) ... [2022-10-17 16:50:34,199 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@135eb519 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:50:34, skipping insertion in model container [2022-10-17 16:50:34,199 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:50:34" (1/1) ... [2022-10-17 16:50:34,207 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:50:34,293 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:50:34,822 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6a004f4-d866-4f41-bbba-734f3f721482/sv-benchmarks/c/uthash-2.0.2/uthash_BER_test10-1.i[33022,33035] [2022-10-17 16:50:35,009 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:50:35,033 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 16:50:35,078 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6a004f4-d866-4f41-bbba-734f3f721482/sv-benchmarks/c/uthash-2.0.2/uthash_BER_test10-1.i[33022,33035] [2022-10-17 16:50:35,210 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:50:35,304 INFO L208 MainTranslator]: Completed translation [2022-10-17 16:50:35,304 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:50:35 WrapperNode [2022-10-17 16:50:35,304 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:50:35,306 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 16:50:35,306 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 16:50:35,307 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 16:50:35,315 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:50:35" (1/1) ... [2022-10-17 16:50:35,407 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:50:35" (1/1) ... [2022-10-17 16:50:35,534 INFO L138 Inliner]: procedures = 177, calls = 524, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 2175 [2022-10-17 16:50:35,535 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 16:50:35,536 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 16:50:35,536 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 16:50:35,537 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 16:50:35,546 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:50:35" (1/1) ... [2022-10-17 16:50:35,547 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:50:35" (1/1) ... [2022-10-17 16:50:35,567 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:50:35" (1/1) ... [2022-10-17 16:50:35,568 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:50:35" (1/1) ... [2022-10-17 16:50:35,670 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:50:35" (1/1) ... [2022-10-17 16:50:35,750 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:50:35" (1/1) ... [2022-10-17 16:50:35,762 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:50:35" (1/1) ... [2022-10-17 16:50:35,799 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:50:35" (1/1) ... [2022-10-17 16:50:35,819 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 16:50:35,820 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 16:50:35,821 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 16:50:35,821 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 16:50:35,822 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:50:35" (1/1) ... [2022-10-17 16:50:35,829 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:50:35,879 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6a004f4-d866-4f41-bbba-734f3f721482/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 16:50:35,911 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6a004f4-d866-4f41-bbba-734f3f721482/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 16:50:35,937 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6a004f4-d866-4f41-bbba-734f3f721482/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 16:50:35,971 INFO L130 BoogieDeclarations]: Found specification of procedure test_int_int [2022-10-17 16:50:35,972 INFO L138 BoogieDeclarations]: Found implementation of procedure test_int_int [2022-10-17 16:50:35,973 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-10-17 16:50:35,973 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2022-10-17 16:50:35,973 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2022-10-17 16:50:35,973 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-10-17 16:50:35,973 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-10-17 16:50:35,973 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-10-17 16:50:35,974 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-10-17 16:50:35,974 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 16:50:35,974 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-10-17 16:50:35,974 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-10-17 16:50:35,974 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2022-10-17 16:50:35,974 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-10-17 16:50:35,975 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-10-17 16:50:35,975 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 16:50:35,975 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 16:50:35,975 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 16:50:36,332 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 16:50:36,333 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 16:50:39,391 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 16:50:40,267 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 16:50:40,267 INFO L300 CfgBuilder]: Removed 151 assume(true) statements. [2022-10-17 16:50:40,271 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:50:40 BoogieIcfgContainer [2022-10-17 16:50:40,271 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 16:50:40,272 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 16:50:40,273 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 16:50:40,282 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 16:50:40,283 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:50:40" (1/1) ... [2022-10-17 16:50:40,292 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 16:50:40,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:50:40,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 452 states to 251 states and 452 transitions. [2022-10-17 16:50:40,365 INFO L276 IsEmpty]: Start isEmpty. Operand 251 states and 452 transitions. [2022-10-17 16:50:40,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-10-17 16:50:40,368 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:50:40,369 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:50:40,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:50:40,627 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:50:40,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:50:40,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 448 states to 251 states and 448 transitions. [2022-10-17 16:50:40,673 INFO L276 IsEmpty]: Start isEmpty. Operand 251 states and 448 transitions. [2022-10-17 16:50:40,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-10-17 16:50:40,681 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:50:40,681 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:50:40,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:50:40,798 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:50:40,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:50:40,822 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 444 states to 251 states and 444 transitions. [2022-10-17 16:50:40,822 INFO L276 IsEmpty]: Start isEmpty. Operand 251 states and 444 transitions. [2022-10-17 16:50:40,831 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-10-17 16:50:40,831 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:50:40,832 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:50:40,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:50:41,123 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:50:41,167 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:50:41,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 443 states to 253 states and 443 transitions. [2022-10-17 16:50:41,169 INFO L276 IsEmpty]: Start isEmpty. Operand 253 states and 443 transitions. [2022-10-17 16:50:41,170 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-10-17 16:50:41,170 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:50:41,171 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:50:41,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:50:41,339 INFO L263 TraceCheckSpWp]: Trace formula consists of 206 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 16:50:41,348 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:50:41,365 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:50:41,395 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:50:41,398 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 438 states to 253 states and 438 transitions. [2022-10-17 16:50:41,398 INFO L276 IsEmpty]: Start isEmpty. Operand 253 states and 438 transitions. [2022-10-17 16:50:41,399 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-10-17 16:50:41,399 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:50:41,400 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:50:41,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:50:41,582 INFO L263 TraceCheckSpWp]: Trace formula consists of 215 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 16:50:41,587 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:50:41,592 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:50:41,599 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:50:41,601 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 434 states to 253 states and 434 transitions. [2022-10-17 16:50:41,601 INFO L276 IsEmpty]: Start isEmpty. Operand 253 states and 434 transitions. [2022-10-17 16:50:41,604 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2022-10-17 16:50:41,605 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:50:41,605 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:50:41,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:50:41,775 INFO L263 TraceCheckSpWp]: Trace formula consists of 262 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 16:50:41,779 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:50:41,788 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:50:41,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:50:41,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 428 states to 253 states and 428 transitions. [2022-10-17 16:50:41,802 INFO L276 IsEmpty]: Start isEmpty. Operand 253 states and 428 transitions. [2022-10-17 16:50:41,806 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2022-10-17 16:50:41,806 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:50:41,807 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:50:42,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:50:42,476 INFO L263 TraceCheckSpWp]: Trace formula consists of 1544 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 16:50:42,482 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:50:42,488 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:50:42,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:50:42,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 422 states to 253 states and 422 transitions. [2022-10-17 16:50:42,555 INFO L276 IsEmpty]: Start isEmpty. Operand 253 states and 422 transitions. [2022-10-17 16:50:42,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2022-10-17 16:50:42,558 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:50:42,558 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:50:43,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:50:43,313 INFO L263 TraceCheckSpWp]: Trace formula consists of 1687 conjuncts, 5 conjunts are in the unsatisfiable core [2022-10-17 16:50:43,319 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:50:43,405 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:50:43,609 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:50:43,611 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 439 states to 266 states and 439 transitions. [2022-10-17 16:50:43,611 INFO L276 IsEmpty]: Start isEmpty. Operand 266 states and 439 transitions. [2022-10-17 16:50:43,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2022-10-17 16:50:43,613 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:50:43,613 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:50:43,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:50:43,842 INFO L263 TraceCheckSpWp]: Trace formula consists of 470 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 16:50:43,846 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:50:43,850 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:50:43,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:50:43,860 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 437 states to 266 states and 437 transitions. [2022-10-17 16:50:43,861 INFO L276 IsEmpty]: Start isEmpty. Operand 266 states and 437 transitions. [2022-10-17 16:50:43,862 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2022-10-17 16:50:43,862 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:50:43,862 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:50:44,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:50:44,190 INFO L263 TraceCheckSpWp]: Trace formula consists of 497 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 16:50:44,193 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:50:44,196 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:50:44,209 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:50:44,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 435 states to 266 states and 435 transitions. [2022-10-17 16:50:44,214 INFO L276 IsEmpty]: Start isEmpty. Operand 266 states and 435 transitions. [2022-10-17 16:50:44,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2022-10-17 16:50:44,217 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:50:44,218 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:50:44,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:50:44,934 INFO L263 TraceCheckSpWp]: Trace formula consists of 1701 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 16:50:44,938 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:50:44,941 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:50:44,955 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:50:44,957 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 433 states to 266 states and 433 transitions. [2022-10-17 16:50:44,958 INFO L276 IsEmpty]: Start isEmpty. Operand 266 states and 433 transitions. [2022-10-17 16:50:44,959 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2022-10-17 16:50:44,960 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:50:44,961 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:50:45,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:50:45,713 INFO L263 TraceCheckSpWp]: Trace formula consists of 1691 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 16:50:45,717 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:50:45,722 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:50:45,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:50:45,735 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 428 states to 266 states and 428 transitions. [2022-10-17 16:50:45,736 INFO L276 IsEmpty]: Start isEmpty. Operand 266 states and 428 transitions. [2022-10-17 16:50:45,737 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2022-10-17 16:50:45,737 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:50:45,737 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:50:46,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:50:46,459 INFO L263 TraceCheckSpWp]: Trace formula consists of 1707 conjuncts, 5 conjunts are in the unsatisfiable core [2022-10-17 16:50:46,466 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:50:46,588 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-10-17 16:50:46,606 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:50:46,608 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 430 states to 269 states and 430 transitions. [2022-10-17 16:50:46,608 INFO L276 IsEmpty]: Start isEmpty. Operand 269 states and 430 transitions. [2022-10-17 16:50:46,609 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2022-10-17 16:50:46,609 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:50:46,609 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:50:47,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:50:47,432 INFO L263 TraceCheckSpWp]: Trace formula consists of 1738 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 16:50:47,435 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:50:47,438 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:50:47,446 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:50:47,448 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 424 states to 269 states and 424 transitions. [2022-10-17 16:50:47,448 INFO L276 IsEmpty]: Start isEmpty. Operand 269 states and 424 transitions. [2022-10-17 16:50:47,449 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2022-10-17 16:50:47,449 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:50:47,449 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:50:47,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:50:47,805 INFO L263 TraceCheckSpWp]: Trace formula consists of 824 conjuncts, 11 conjunts are in the unsatisfiable core [2022-10-17 16:50:47,810 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:50:47,867 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2022-10-17 16:50:47,873 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2022-10-17 16:50:47,917 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 16:50:47,920 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 7 [2022-10-17 16:50:47,945 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-10-17 16:50:48,356 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:50:48,358 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 430 states to 272 states and 430 transitions. [2022-10-17 16:50:48,358 INFO L276 IsEmpty]: Start isEmpty. Operand 272 states and 430 transitions. [2022-10-17 16:50:48,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2022-10-17 16:50:48,360 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:50:48,360 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:50:49,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:50:49,535 INFO L263 TraceCheckSpWp]: Trace formula consists of 3020 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 16:50:49,539 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:50:49,542 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:50:49,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:50:49,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 424 states to 272 states and 424 transitions. [2022-10-17 16:50:49,635 INFO L276 IsEmpty]: Start isEmpty. Operand 272 states and 424 transitions. [2022-10-17 16:50:49,636 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2022-10-17 16:50:49,636 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:50:49,636 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:50:50,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:50:50,742 INFO L263 TraceCheckSpWp]: Trace formula consists of 3163 conjuncts, 5 conjunts are in the unsatisfiable core [2022-10-17 16:50:50,747 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:50:50,872 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:50:51,458 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:50:51,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 442 states to 285 states and 442 transitions. [2022-10-17 16:50:51,460 INFO L276 IsEmpty]: Start isEmpty. Operand 285 states and 442 transitions. [2022-10-17 16:50:51,461 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2022-10-17 16:50:51,461 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:50:51,461 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:50:52,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:50:52,239 INFO L263 TraceCheckSpWp]: Trace formula consists of 1946 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 16:50:52,243 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:50:52,251 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:50:52,265 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:50:52,269 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 440 states to 285 states and 440 transitions. [2022-10-17 16:50:52,269 INFO L276 IsEmpty]: Start isEmpty. Operand 285 states and 440 transitions. [2022-10-17 16:50:52,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2022-10-17 16:50:52,271 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:50:52,271 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:50:52,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:50:52,980 INFO L263 TraceCheckSpWp]: Trace formula consists of 1973 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 16:50:52,985 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:50:52,988 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:50:53,000 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:50:53,002 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 438 states to 285 states and 438 transitions. [2022-10-17 16:50:53,002 INFO L276 IsEmpty]: Start isEmpty. Operand 285 states and 438 transitions. [2022-10-17 16:50:53,004 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2022-10-17 16:50:53,004 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:50:53,005 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:50:54,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:50:54,250 INFO L263 TraceCheckSpWp]: Trace formula consists of 3177 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 16:50:54,255 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:50:54,260 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:50:54,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:50:54,275 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 436 states to 285 states and 436 transitions. [2022-10-17 16:50:54,276 INFO L276 IsEmpty]: Start isEmpty. Operand 285 states and 436 transitions. [2022-10-17 16:50:54,277 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2022-10-17 16:50:54,277 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:50:54,277 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:50:55,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:50:55,391 INFO L263 TraceCheckSpWp]: Trace formula consists of 3183 conjuncts, 5 conjunts are in the unsatisfiable core [2022-10-17 16:50:55,397 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:50:55,493 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-10-17 16:50:55,516 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:50:55,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 438 states to 288 states and 438 transitions. [2022-10-17 16:50:55,518 INFO L276 IsEmpty]: Start isEmpty. Operand 288 states and 438 transitions. [2022-10-17 16:50:55,519 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2022-10-17 16:50:55,520 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:50:55,520 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:50:56,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:50:56,353 INFO L263 TraceCheckSpWp]: Trace formula consists of 2300 conjuncts, 5 conjunts are in the unsatisfiable core [2022-10-17 16:50:56,358 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:50:56,561 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-10-17 16:50:58,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:50:58,183 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 525 states to 351 states and 525 transitions. [2022-10-17 16:50:58,183 INFO L276 IsEmpty]: Start isEmpty. Operand 351 states and 525 transitions. [2022-10-17 16:50:58,185 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2022-10-17 16:50:58,185 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:50:58,185 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:50:58,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:50:58,954 INFO L263 TraceCheckSpWp]: Trace formula consists of 2314 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 16:50:58,958 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:50:58,963 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-10-17 16:50:58,979 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:50:58,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 523 states to 351 states and 523 transitions. [2022-10-17 16:50:58,981 INFO L276 IsEmpty]: Start isEmpty. Operand 351 states and 523 transitions. [2022-10-17 16:50:58,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2022-10-17 16:50:58,983 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:50:58,983 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:50:59,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:50:59,888 INFO L263 TraceCheckSpWp]: Trace formula consists of 2343 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 16:50:59,892 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:50:59,896 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-10-17 16:51:00,059 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:51:00,061 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 521 states to 351 states and 521 transitions. [2022-10-17 16:51:00,061 INFO L276 IsEmpty]: Start isEmpty. Operand 351 states and 521 transitions. [2022-10-17 16:51:00,063 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2022-10-17 16:51:00,063 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:51:00,064 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:51:00,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:51:00,814 INFO L263 TraceCheckSpWp]: Trace formula consists of 2343 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 16:51:00,817 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:51:00,821 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-10-17 16:51:00,884 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:51:00,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 519 states to 351 states and 519 transitions. [2022-10-17 16:51:00,886 INFO L276 IsEmpty]: Start isEmpty. Operand 351 states and 519 transitions. [2022-10-17 16:51:00,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2022-10-17 16:51:00,888 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:51:00,888 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:51:01,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:51:01,609 INFO L263 TraceCheckSpWp]: Trace formula consists of 2320 conjuncts, 5 conjunts are in the unsatisfiable core [2022-10-17 16:51:01,612 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:51:01,729 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-10-17 16:51:01,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:51:01,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 521 states to 354 states and 521 transitions. [2022-10-17 16:51:01,745 INFO L276 IsEmpty]: Start isEmpty. Operand 354 states and 521 transitions. [2022-10-17 16:51:01,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2022-10-17 16:51:01,746 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:51:01,747 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:51:02,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:51:02,667 INFO L263 TraceCheckSpWp]: Trace formula consists of 2320 conjuncts, 5 conjunts are in the unsatisfiable core [2022-10-17 16:51:02,671 INFO L286 TraceCheckSpWp]: Computing forward predicates...