./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test1-2.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_3f0e6791-bf30-4ad4-9778-e1319107230d/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f0e6791-bf30-4ad4-9778-e1319107230d/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_3f0e6791-bf30-4ad4-9778-e1319107230d/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f0e6791-bf30-4ad4-9778-e1319107230d/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test1-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f0e6791-bf30-4ad4-9778-e1319107230d/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_3f0e6791-bf30-4ad4-9778-e1319107230d/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 60f6803c5e3744d9299e1af81cd011414f5ac623b556345642fa85a1d93686e4 --- 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 17:00:57,038 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 17:00:57,040 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 17:00:57,087 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 17:00:57,088 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 17:00:57,092 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 17:00:57,095 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 17:00:57,101 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 17:00:57,103 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 17:00:57,109 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 17:00:57,110 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 17:00:57,113 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 17:00:57,114 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 17:00:57,117 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 17:00:57,119 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 17:00:57,122 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 17:00:57,124 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 17:00:57,125 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 17:00:57,127 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 17:00:57,138 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 17:00:57,140 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 17:00:57,142 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 17:00:57,145 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 17:00:57,146 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 17:00:57,156 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 17:00:57,157 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 17:00:57,157 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 17:00:57,159 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 17:00:57,160 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 17:00:57,161 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 17:00:57,162 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 17:00:57,164 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 17:00:57,166 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 17:00:57,167 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 17:00:57,168 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 17:00:57,168 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 17:00:57,169 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 17:00:57,169 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 17:00:57,170 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 17:00:57,171 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 17:00:57,171 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 17:00:57,172 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f0e6791-bf30-4ad4-9778-e1319107230d/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-10-17 17:00:57,218 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 17:00:57,220 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 17:00:57,222 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 17:00:57,222 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 17:00:57,223 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 17:00:57,223 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 17:00:57,223 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 17:00:57,224 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 17:00:57,224 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 17:00:57,224 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 17:00:57,225 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 17:00:57,225 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 17:00:57,226 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 17:00:57,226 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 17:00:57,226 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 17:00:57,226 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 17:00:57,226 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 17:00:57,227 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 17:00:57,227 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 17:00:57,227 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 17:00:57,227 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 17:00:57,228 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 17:00:57,228 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 17:00:57,228 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 17:00:57,228 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 17:00:57,229 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 17:00:57,229 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 17:00:57,229 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 17:00:57,229 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_3f0e6791-bf30-4ad4-9778-e1319107230d/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f0e6791-bf30-4ad4-9778-e1319107230d/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 60f6803c5e3744d9299e1af81cd011414f5ac623b556345642fa85a1d93686e4 [2022-10-17 17:00:57,496 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 17:00:57,517 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 17:00:57,520 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 17:00:57,521 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 17:00:57,522 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 17:00:57,524 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f0e6791-bf30-4ad4-9778-e1319107230d/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test1-2.i [2022-10-17 17:00:57,622 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f0e6791-bf30-4ad4-9778-e1319107230d/bin/ukojak-92XMlrwhuB/data/212992a49/caaa52d523ab4efaa2f0595e7f74285d/FLAG7b03cd50c [2022-10-17 17:00:58,373 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 17:00:58,373 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f0e6791-bf30-4ad4-9778-e1319107230d/sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test1-2.i [2022-10-17 17:00:58,399 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f0e6791-bf30-4ad4-9778-e1319107230d/bin/ukojak-92XMlrwhuB/data/212992a49/caaa52d523ab4efaa2f0595e7f74285d/FLAG7b03cd50c [2022-10-17 17:00:58,567 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f0e6791-bf30-4ad4-9778-e1319107230d/bin/ukojak-92XMlrwhuB/data/212992a49/caaa52d523ab4efaa2f0595e7f74285d [2022-10-17 17:00:58,571 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 17:00:58,572 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 17:00:58,586 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 17:00:58,587 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 17:00:58,590 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 17:00:58,591 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 05:00:58" (1/1) ... [2022-10-17 17:00:58,592 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4247c757 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:00:58, skipping insertion in model container [2022-10-17 17:00:58,593 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 05:00:58" (1/1) ... [2022-10-17 17:00:58,601 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 17:00:58,669 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 17:00:59,145 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_3f0e6791-bf30-4ad4-9778-e1319107230d/sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test1-2.i[33021,33034] [2022-10-17 17:00:59,279 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 17:00:59,289 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 17:00:59,321 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_3f0e6791-bf30-4ad4-9778-e1319107230d/sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test1-2.i[33021,33034] [2022-10-17 17:00:59,381 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 17:00:59,421 INFO L208 MainTranslator]: Completed translation [2022-10-17 17:00:59,422 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:00:59 WrapperNode [2022-10-17 17:00:59,422 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 17:00:59,423 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 17:00:59,423 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 17:00:59,424 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 17:00:59,432 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:00:59" (1/1) ... [2022-10-17 17:00:59,465 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:00:59" (1/1) ... [2022-10-17 17:00:59,537 INFO L138 Inliner]: procedures = 177, calls = 237, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 776 [2022-10-17 17:00:59,538 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 17:00:59,538 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 17:00:59,539 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 17:00:59,539 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 17:00:59,547 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:00:59" (1/1) ... [2022-10-17 17:00:59,547 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:00:59" (1/1) ... [2022-10-17 17:00:59,560 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:00:59" (1/1) ... [2022-10-17 17:00:59,561 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:00:59" (1/1) ... [2022-10-17 17:00:59,622 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:00:59" (1/1) ... [2022-10-17 17:00:59,633 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:00:59" (1/1) ... [2022-10-17 17:00:59,638 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:00:59" (1/1) ... [2022-10-17 17:00:59,652 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:00:59" (1/1) ... [2022-10-17 17:00:59,662 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 17:00:59,663 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 17:00:59,664 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 17:00:59,664 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 17:00:59,673 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:00:59" (1/1) ... [2022-10-17 17:00:59,679 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 17:00:59,697 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f0e6791-bf30-4ad4-9778-e1319107230d/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 17:00:59,718 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f0e6791-bf30-4ad4-9778-e1319107230d/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 17:00:59,753 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f0e6791-bf30-4ad4-9778-e1319107230d/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 17:00:59,771 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-10-17 17:00:59,772 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2022-10-17 17:00:59,774 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2022-10-17 17:00:59,775 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-10-17 17:00:59,775 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-10-17 17:00:59,775 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-10-17 17:00:59,775 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-10-17 17:00:59,775 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 17:00:59,775 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-10-17 17:00:59,776 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-10-17 17:00:59,776 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-10-17 17:00:59,776 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-10-17 17:00:59,776 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 17:00:59,776 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 17:00:59,777 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 17:01:00,006 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 17:01:00,009 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 17:01:01,501 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 17:01:01,920 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 17:01:01,921 INFO L300 CfgBuilder]: Removed 40 assume(true) statements. [2022-10-17 17:01:01,924 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 05:01:01 BoogieIcfgContainer [2022-10-17 17:01:01,924 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 17:01:01,926 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 17:01:01,926 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 17:01:01,936 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 17:01:01,937 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 05:01:01" (1/1) ... [2022-10-17 17:01:01,953 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 17:01:02,032 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:01:02,044 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 95 states and 165 transitions. [2022-10-17 17:01:02,045 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 165 transitions. [2022-10-17 17:01:02,050 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-10-17 17:01:02,050 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:01:02,051 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:01:02,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:01:02,292 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 17:01:02,345 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:01:02,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 96 states and 166 transitions. [2022-10-17 17:01:02,348 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 166 transitions. [2022-10-17 17:01:02,354 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-10-17 17:01:02,354 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:01:02,354 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:01:02,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:01:02,455 INFO L263 TraceCheckSpWp]: Trace formula consists of 101 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 17:01:02,461 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 17:01:02,471 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:01:02,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:01:02,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 96 states and 164 transitions. [2022-10-17 17:01:02,488 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 164 transitions. [2022-10-17 17:01:02,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-10-17 17:01:02,490 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:01:02,490 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:01:02,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:01:02,601 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 17:01:02,603 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 17:01:02,608 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:01:02,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:01:02,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 96 states and 160 transitions. [2022-10-17 17:01:02,624 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 160 transitions. [2022-10-17 17:01:02,630 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-10-17 17:01:02,630 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:01:02,631 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:01:02,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:01:02,720 INFO L263 TraceCheckSpWp]: Trace formula consists of 151 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 17:01:02,722 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 17:01:02,725 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:01:02,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:01:02,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 96 states and 154 transitions. [2022-10-17 17:01:02,732 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 154 transitions. [2022-10-17 17:01:02,733 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-10-17 17:01:02,733 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:01:02,733 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:01:03,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:01:03,414 INFO L263 TraceCheckSpWp]: Trace formula consists of 1433 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 17:01:03,418 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 17:01:03,422 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:01:03,491 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:01:03,491 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 96 states and 148 transitions. [2022-10-17 17:01:03,492 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 148 transitions. [2022-10-17 17:01:03,493 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-10-17 17:01:03,493 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:01:03,493 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:01:04,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:01:04,181 INFO L263 TraceCheckSpWp]: Trace formula consists of 1576 conjuncts, 3 conjunts are in the unsatisfiable core [2022-10-17 17:01:04,186 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 17:01:04,377 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:01:04,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:01:04,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 177 states to 119 states and 177 transitions. [2022-10-17 17:01:04,726 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 177 transitions. [2022-10-17 17:01:04,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-10-17 17:01:04,727 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:01:04,727 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:01:04,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:01:04,912 INFO L263 TraceCheckSpWp]: Trace formula consists of 359 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 17:01:04,922 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 17:01:04,930 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:01:04,947 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:01:04,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 175 states to 119 states and 175 transitions. [2022-10-17 17:01:04,950 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 175 transitions. [2022-10-17 17:01:04,952 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2022-10-17 17:01:04,953 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:01:04,954 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:01:05,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:01:05,186 INFO L263 TraceCheckSpWp]: Trace formula consists of 386 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 17:01:05,188 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 17:01:05,191 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:01:05,198 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:01:05,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 173 states to 119 states and 173 transitions. [2022-10-17 17:01:05,199 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 173 transitions. [2022-10-17 17:01:05,200 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-10-17 17:01:05,200 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:01:05,200 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:01:05,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:01:05,839 INFO L263 TraceCheckSpWp]: Trace formula consists of 1590 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 17:01:05,842 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 17:01:05,846 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 17:01:05,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:01:05,858 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 171 states to 119 states and 171 transitions. [2022-10-17 17:01:05,859 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 171 transitions. [2022-10-17 17:01:05,860 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2022-10-17 17:01:05,860 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:01:05,861 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:01:06,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:01:06,605 INFO L263 TraceCheckSpWp]: Trace formula consists of 1596 conjuncts, 3 conjunts are in the unsatisfiable core [2022-10-17 17:01:06,608 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 17:01:06,694 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-10-17 17:01:06,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:01:06,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 173 states to 122 states and 173 transitions. [2022-10-17 17:01:06,707 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 173 transitions. [2022-10-17 17:01:06,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2022-10-17 17:01:06,709 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:01:06,710 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:01:07,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:01:07,346 INFO L263 TraceCheckSpWp]: Trace formula consists of 1619 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 17:01:07,349 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 17:01:07,352 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:01:07,575 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:01:07,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 171 states to 122 states and 171 transitions. [2022-10-17 17:01:07,576 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 171 transitions. [2022-10-17 17:01:07,576 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2022-10-17 17:01:07,576 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:01:07,576 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:01:08,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:01:08,252 INFO L263 TraceCheckSpWp]: Trace formula consists of 1831 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 17:01:08,255 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 17:01:08,259 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:01:08,283 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:01:08,285 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 170 states to 122 states and 170 transitions. [2022-10-17 17:01:08,285 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 170 transitions. [2022-10-17 17:01:08,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2022-10-17 17:01:08,286 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:01:08,286 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:01:08,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:01:08,993 INFO L263 TraceCheckSpWp]: Trace formula consists of 1837 conjuncts, 3 conjunts are in the unsatisfiable core [2022-10-17 17:01:08,997 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 17:01:09,070 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:01:09,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:01:09,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 181 states to 131 states and 181 transitions. [2022-10-17 17:01:09,827 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 181 transitions. [2022-10-17 17:01:09,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2022-10-17 17:01:09,827 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:01:09,828 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:01:10,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:01:10,090 INFO L263 TraceCheckSpWp]: Trace formula consists of 713 conjuncts, 3 conjunts are in the unsatisfiable core [2022-10-17 17:01:10,092 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 17:01:10,158 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-10-17 17:01:10,175 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:01:10,176 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 191 states to 140 states and 191 transitions. [2022-10-17 17:01:10,176 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 191 transitions. [2022-10-17 17:01:10,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2022-10-17 17:01:10,177 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:01:10,177 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:01:10,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:01:10,871 INFO L263 TraceCheckSpWp]: Trace formula consists of 1854 conjuncts, 3 conjunts are in the unsatisfiable core [2022-10-17 17:01:10,874 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 17:01:10,953 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 17:01:11,516 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:01:11,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 193 states to 141 states and 193 transitions. [2022-10-17 17:01:11,518 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 193 transitions. [2022-10-17 17:01:11,518 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2022-10-17 17:01:11,519 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:01:11,519 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:01:12,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:01:12,374 INFO L263 TraceCheckSpWp]: Trace formula consists of 2101 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 17:01:12,378 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 17:01:12,382 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:01:12,399 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:01:12,400 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 191 states to 141 states and 191 transitions. [2022-10-17 17:01:12,400 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 191 transitions. [2022-10-17 17:01:12,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2022-10-17 17:01:12,402 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:01:12,403 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:01:13,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:01:13,242 INFO L263 TraceCheckSpWp]: Trace formula consists of 2103 conjuncts, 3 conjunts are in the unsatisfiable core [2022-10-17 17:01:13,245 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 17:01:13,315 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-10-17 17:01:13,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:01:13,805 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 193 states to 144 states and 193 transitions. [2022-10-17 17:01:13,806 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 193 transitions. [2022-10-17 17:01:13,806 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2022-10-17 17:01:13,807 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:01:13,807 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:01:15,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:01:15,174 INFO L263 TraceCheckSpWp]: Trace formula consists of 3090 conjuncts, 4 conjunts are in the unsatisfiable core [2022-10-17 17:01:15,177 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 17:01:15,298 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 25 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:01:15,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:01:15,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 222 states to 167 states and 222 transitions. [2022-10-17 17:01:15,558 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 222 transitions. [2022-10-17 17:01:15,559 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2022-10-17 17:01:15,560 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:01:15,560 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:01:16,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:01:16,789 INFO L263 TraceCheckSpWp]: Trace formula consists of 3110 conjuncts, 4 conjunts are in the unsatisfiable core [2022-10-17 17:01:16,792 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 17:01:16,891 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 26 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-10-17 17:01:16,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:01:16,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 224 states to 170 states and 224 transitions. [2022-10-17 17:01:16,907 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 224 transitions. [2022-10-17 17:01:16,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2022-10-17 17:01:16,908 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:01:16,908 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:01:18,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:01:18,284 INFO L263 TraceCheckSpWp]: Trace formula consists of 3351 conjuncts, 4 conjunts are in the unsatisfiable core [2022-10-17 17:01:18,288 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 17:01:18,422 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 25 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:01:18,867 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:01:18,869 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 235 states to 179 states and 235 transitions. [2022-10-17 17:01:18,869 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 235 transitions. [2022-10-17 17:01:18,870 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2022-10-17 17:01:18,870 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:01:18,871 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:01:19,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:01:19,845 INFO L263 TraceCheckSpWp]: Trace formula consists of 2227 conjuncts, 4 conjunts are in the unsatisfiable core [2022-10-17 17:01:19,850 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 17:01:19,983 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 0 proven. 23 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-10-17 17:01:20,021 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:01:20,022 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 245 states to 188 states and 245 transitions. [2022-10-17 17:01:20,023 INFO L276 IsEmpty]: Start isEmpty. Operand 188 states and 245 transitions. [2022-10-17 17:01:20,024 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2022-10-17 17:01:20,024 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:01:20,025 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:01:21,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:01:21,375 INFO L263 TraceCheckSpWp]: Trace formula consists of 3368 conjuncts, 4 conjunts are in the unsatisfiable core [2022-10-17 17:01:21,382 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 17:01:21,532 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 25 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 17:01:22,126 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:01:22,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 247 states to 189 states and 247 transitions. [2022-10-17 17:01:22,128 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 247 transitions. [2022-10-17 17:01:22,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2022-10-17 17:01:22,130 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:01:22,130 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:01:23,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:01:23,385 INFO L263 TraceCheckSpWp]: Trace formula consists of 3617 conjuncts, 4 conjunts are in the unsatisfiable core [2022-10-17 17:01:23,389 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 17:01:23,491 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 25 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-10-17 17:01:24,775 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:01:24,776 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 249 states to 192 states and 249 transitions. [2022-10-17 17:01:24,777 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 249 transitions. [2022-10-17 17:01:24,778 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2022-10-17 17:01:24,778 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:01:24,778 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:01:26,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:01:26,272 INFO L263 TraceCheckSpWp]: Trace formula consists of 4604 conjuncts, 5 conjunts are in the unsatisfiable core [2022-10-17 17:01:26,275 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 17:01:26,447 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 0 proven. 72 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:01:26,761 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:01:26,762 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 278 states to 215 states and 278 transitions. [2022-10-17 17:01:26,762 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 278 transitions. [2022-10-17 17:01:26,764 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2022-10-17 17:01:26,764 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:01:26,764 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:01:28,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:01:28,265 INFO L263 TraceCheckSpWp]: Trace formula consists of 4624 conjuncts, 5 conjunts are in the unsatisfiable core [2022-10-17 17:01:28,269 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 17:01:28,412 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 0 proven. 74 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-10-17 17:01:28,427 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:01:28,428 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 280 states to 218 states and 280 transitions. [2022-10-17 17:01:28,428 INFO L276 IsEmpty]: Start isEmpty. Operand 218 states and 280 transitions. [2022-10-17 17:01:28,429 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2022-10-17 17:01:28,430 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:01:28,430 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms