./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_BER_test4-3.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version dbf71c69 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2e61ceb-0437-4414-ad22-bd6607f08752/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2e61ceb-0437-4414-ad22-bd6607f08752/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_a2e61ceb-0437-4414-ad22-bd6607f08752/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2e61ceb-0437-4414-ad22-bd6607f08752/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_BER_test4-3.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2e61ceb-0437-4414-ad22-bd6607f08752/bin/ukojak-92XMlrwhuB/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2e61ceb-0437-4414-ad22-bd6607f08752/bin/ukojak-92XMlrwhuB --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 2dcad53e9f7fd6e0b6384d19db4719ec6aa2601fd94c6ce0d3c746f1ec6b3601 --- 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 17:02:31,940 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 17:02:31,943 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 17:02:31,975 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 17:02:31,976 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 17:02:31,977 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 17:02:31,979 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 17:02:31,981 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 17:02:31,984 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 17:02:31,985 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 17:02:31,986 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 17:02:31,988 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 17:02:31,988 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 17:02:31,990 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 17:02:31,991 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 17:02:31,993 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 17:02:31,994 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 17:02:31,995 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 17:02:31,997 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 17:02:31,999 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 17:02:32,001 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 17:02:32,003 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 17:02:32,004 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 17:02:32,005 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 17:02:32,010 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 17:02:32,011 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 17:02:32,011 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 17:02:32,012 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 17:02:32,013 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 17:02:32,014 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 17:02:32,015 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 17:02:32,016 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 17:02:32,017 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 17:02:32,018 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 17:02:32,019 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 17:02:32,019 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 17:02:32,020 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 17:02:32,021 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 17:02:32,021 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 17:02:32,022 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 17:02:32,023 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 17:02:32,024 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2e61ceb-0437-4414-ad22-bd6607f08752/bin/ukojak-92XMlrwhuB/config/svcomp-Overflow-32bit-Kojak_Default.epf [2022-10-17 17:02:32,049 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 17:02:32,049 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 17:02:32,050 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 17:02:32,050 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 17:02:32,051 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 17:02:32,051 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 17:02:32,051 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 17:02:32,051 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 17:02:32,051 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-10-17 17:02:32,052 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 17:02:32,052 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 17:02:32,052 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 17:02:32,052 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 17:02:32,052 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 17:02:32,053 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 17:02:32,053 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-10-17 17:02:32,053 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 17:02:32,053 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 17:02:32,053 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 17:02:32,053 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 17:02:32,054 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 17:02:32,054 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 17:02:32,054 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 17:02:32,054 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 17:02:32,054 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 17:02:32,055 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 17:02:32,055 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 17:02:32,055 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 17:02:32,055 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 17:02:32,055 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 17:02:32,056 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_a2e61ceb-0437-4414-ad22-bd6607f08752/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2e61ceb-0437-4414-ad22-bd6607f08752/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2dcad53e9f7fd6e0b6384d19db4719ec6aa2601fd94c6ce0d3c746f1ec6b3601 [2022-10-17 17:02:32,347 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 17:02:32,376 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 17:02:32,380 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 17:02:32,382 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 17:02:32,383 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 17:02:32,385 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2e61ceb-0437-4414-ad22-bd6607f08752/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/uthash-2.0.2/uthash_BER_test4-3.i [2022-10-17 17:02:32,453 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2e61ceb-0437-4414-ad22-bd6607f08752/bin/ukojak-92XMlrwhuB/data/8bf33d06b/14f86ebec2e840b8a7a6ecbfe638bd44/FLAGbafa81d63 [2022-10-17 17:02:32,995 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 17:02:32,995 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2e61ceb-0437-4414-ad22-bd6607f08752/sv-benchmarks/c/uthash-2.0.2/uthash_BER_test4-3.i [2022-10-17 17:02:33,015 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2e61ceb-0437-4414-ad22-bd6607f08752/bin/ukojak-92XMlrwhuB/data/8bf33d06b/14f86ebec2e840b8a7a6ecbfe638bd44/FLAGbafa81d63 [2022-10-17 17:02:33,257 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2e61ceb-0437-4414-ad22-bd6607f08752/bin/ukojak-92XMlrwhuB/data/8bf33d06b/14f86ebec2e840b8a7a6ecbfe638bd44 [2022-10-17 17:02:33,259 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 17:02:33,261 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 17:02:33,263 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 17:02:33,263 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 17:02:33,273 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 17:02:33,274 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 05:02:33" (1/1) ... [2022-10-17 17:02:33,275 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@17dc7c06 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:02:33, skipping insertion in model container [2022-10-17 17:02:33,276 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 05:02:33" (1/1) ... [2022-10-17 17:02:33,284 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 17:02:33,383 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 17:02:33,849 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_a2e61ceb-0437-4414-ad22-bd6607f08752/sv-benchmarks/c/uthash-2.0.2/uthash_BER_test4-3.i[33021,33034] [2022-10-17 17:02:33,986 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 17:02:34,005 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 17:02:34,061 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_a2e61ceb-0437-4414-ad22-bd6607f08752/sv-benchmarks/c/uthash-2.0.2/uthash_BER_test4-3.i[33021,33034] [2022-10-17 17:02:34,153 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 17:02:34,202 INFO L208 MainTranslator]: Completed translation [2022-10-17 17:02:34,202 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:02:34 WrapperNode [2022-10-17 17:02:34,203 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 17:02:34,211 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 17:02:34,211 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 17:02:34,211 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 17:02:34,219 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:02:34" (1/1) ... [2022-10-17 17:02:34,265 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:02:34" (1/1) ... [2022-10-17 17:02:34,380 INFO L138 Inliner]: procedures = 177, calls = 448, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 1451 [2022-10-17 17:02:34,381 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 17:02:34,381 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 17:02:34,382 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 17:02:34,382 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 17:02:34,391 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:02:34" (1/1) ... [2022-10-17 17:02:34,392 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:02:34" (1/1) ... [2022-10-17 17:02:34,415 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:02:34" (1/1) ... [2022-10-17 17:02:34,415 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:02:34" (1/1) ... [2022-10-17 17:02:34,497 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:02:34" (1/1) ... [2022-10-17 17:02:34,529 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:02:34" (1/1) ... [2022-10-17 17:02:34,543 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:02:34" (1/1) ... [2022-10-17 17:02:34,552 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:02:34" (1/1) ... [2022-10-17 17:02:34,566 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 17:02:34,567 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 17:02:34,568 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 17:02:34,568 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 17:02:34,569 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:02:34" (1/1) ... [2022-10-17 17:02:34,575 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 17:02:34,611 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2e61ceb-0437-4414-ad22-bd6607f08752/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 17:02:34,623 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2e61ceb-0437-4414-ad22-bd6607f08752/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 17:02:34,656 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2e61ceb-0437-4414-ad22-bd6607f08752/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 17:02:34,699 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-10-17 17:02:34,699 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2022-10-17 17:02:34,699 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2022-10-17 17:02:34,699 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-10-17 17:02:34,699 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-10-17 17:02:34,699 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-10-17 17:02:34,700 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-10-17 17:02:34,700 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 17:02:34,700 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-10-17 17:02:34,700 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-10-17 17:02:34,700 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-10-17 17:02:34,700 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-10-17 17:02:34,700 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 17:02:34,700 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 17:02:34,701 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 17:02:35,026 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 17:02:35,028 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 17:02:37,239 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 17:02:37,916 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 17:02:37,916 INFO L300 CfgBuilder]: Removed 77 assume(true) statements. [2022-10-17 17:02:37,920 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 05:02:37 BoogieIcfgContainer [2022-10-17 17:02:37,920 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 17:02:37,924 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 17:02:37,924 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 17:02:37,935 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 17:02:37,936 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 05:02:37" (1/1) ... [2022-10-17 17:02:37,946 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 17:02:38,026 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:02:38,035 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 278 states to 161 states and 278 transitions. [2022-10-17 17:02:38,036 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 278 transitions. [2022-10-17 17:02:38,037 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2022-10-17 17:02:38,037 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:02:38,038 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:02:38,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:02:38,258 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 3 conjunts are in the unsatisfiable core [2022-10-17 17:02:38,266 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 17:02:38,329 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 17:02:38,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:02:38,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 281 states to 163 states and 281 transitions. [2022-10-17 17:02:38,392 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 281 transitions. [2022-10-17 17:02:38,392 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-10-17 17:02:38,392 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:02:38,393 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:02:38,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:02:38,481 INFO L263 TraceCheckSpWp]: Trace formula consists of 61 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 17:02:38,484 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 17:02:38,486 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 17:02:38,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:02:38,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 280 states to 162 states and 280 transitions. [2022-10-17 17:02:38,492 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 280 transitions. [2022-10-17 17:02:38,493 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-10-17 17:02:38,493 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:02:38,493 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:02:38,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:02:38,578 INFO L263 TraceCheckSpWp]: Trace formula consists of 78 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 17:02:38,581 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 17:02:38,584 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 17:02:38,588 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:02:38,590 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 276 states to 162 states and 276 transitions. [2022-10-17 17:02:38,590 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 276 transitions. [2022-10-17 17:02:38,594 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-10-17 17:02:38,595 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:02:38,595 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:02:38,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:02:38,697 INFO L263 TraceCheckSpWp]: Trace formula consists of 84 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 17:02:38,700 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 17:02:38,709 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 17:02:38,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:02:38,719 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 268 states to 162 states and 268 transitions. [2022-10-17 17:02:38,719 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 268 transitions. [2022-10-17 17:02:38,722 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-10-17 17:02:38,722 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:02:38,723 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:02:38,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:02:38,849 INFO L263 TraceCheckSpWp]: Trace formula consists of 178 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 17:02:38,854 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 17:02:38,861 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 17:02:38,880 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:02:38,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 256 states to 162 states and 256 transitions. [2022-10-17 17:02:38,882 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 256 transitions. [2022-10-17 17:02:38,893 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2022-10-17 17:02:38,893 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:02:38,893 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:02:40,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:02:40,129 INFO L263 TraceCheckSpWp]: Trace formula consists of 2742 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 17:02:40,136 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 17:02:40,150 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 17:02:40,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:02:40,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 244 states to 162 states and 244 transitions. [2022-10-17 17:02:40,259 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 244 transitions. [2022-10-17 17:02:40,260 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2022-10-17 17:02:40,260 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:02:40,260 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:02:41,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:02:41,590 INFO L263 TraceCheckSpWp]: Trace formula consists of 3028 conjuncts, 3 conjunts are in the unsatisfiable core [2022-10-17 17:02:41,599 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 17:02:41,741 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 17:02:42,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:02:42,338 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 300 states to 207 states and 300 transitions. [2022-10-17 17:02:42,338 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 300 transitions. [2022-10-17 17:02:42,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2022-10-17 17:02:42,340 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:02:42,340 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:02:43,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:02:43,092 INFO L263 TraceCheckSpWp]: Trace formula consists of 1811 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 17:02:43,096 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 17:02:43,100 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 17:02:43,175 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:02:43,176 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 298 states to 207 states and 298 transitions. [2022-10-17 17:02:43,176 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 298 transitions. [2022-10-17 17:02:43,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2022-10-17 17:02:43,177 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:02:43,177 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:02:43,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:02:43,889 INFO L263 TraceCheckSpWp]: Trace formula consists of 1811 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 17:02:43,893 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 17:02:43,898 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 17:02:43,909 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:02:43,914 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 296 states to 207 states and 296 transitions. [2022-10-17 17:02:43,917 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 296 transitions. [2022-10-17 17:02:43,919 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2022-10-17 17:02:43,920 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:02:43,921 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:02:45,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:02:45,209 INFO L263 TraceCheckSpWp]: Trace formula consists of 3029 conjuncts, 3 conjunts are in the unsatisfiable core [2022-10-17 17:02:45,213 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 17:02:45,346 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 17:02:46,007 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:02:46,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 354 states to 253 states and 354 transitions. [2022-10-17 17:02:46,009 INFO L276 IsEmpty]: Start isEmpty. Operand 253 states and 354 transitions. [2022-10-17 17:02:46,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2022-10-17 17:02:46,011 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:02:46,012 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:02:46,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:02:46,801 INFO L263 TraceCheckSpWp]: Trace formula consists of 1838 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 17:02:46,804 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 17:02:46,807 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 17:02:46,816 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:02:46,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 352 states to 253 states and 352 transitions. [2022-10-17 17:02:46,818 INFO L276 IsEmpty]: Start isEmpty. Operand 253 states and 352 transitions. [2022-10-17 17:02:46,819 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2022-10-17 17:02:46,819 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:02:46,819 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:02:47,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:02:47,584 INFO L263 TraceCheckSpWp]: Trace formula consists of 1838 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 17:02:47,588 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 17:02:47,594 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 17:02:47,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:02:47,607 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 350 states to 253 states and 350 transitions. [2022-10-17 17:02:47,607 INFO L276 IsEmpty]: Start isEmpty. Operand 253 states and 350 transitions. [2022-10-17 17:02:47,609 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2022-10-17 17:02:47,609 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:02:47,609 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:02:48,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:02:48,775 INFO L263 TraceCheckSpWp]: Trace formula consists of 3042 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 17:02:48,781 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 17:02:48,785 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 17:02:48,796 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:02:48,799 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 348 states to 253 states and 348 transitions. [2022-10-17 17:02:48,799 INFO L276 IsEmpty]: Start isEmpty. Operand 253 states and 348 transitions. [2022-10-17 17:02:48,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2022-10-17 17:02:48,801 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:02:48,801 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:02:50,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:02:50,028 INFO L263 TraceCheckSpWp]: Trace formula consists of 3042 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 17:02:50,033 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 17:02:50,036 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 17:02:50,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:02:50,046 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 346 states to 253 states and 346 transitions. [2022-10-17 17:02:50,046 INFO L276 IsEmpty]: Start isEmpty. Operand 253 states and 346 transitions. [2022-10-17 17:02:50,047 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2022-10-17 17:02:50,047 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:02:50,047 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:02:51,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:02:51,155 INFO L263 TraceCheckSpWp]: Trace formula consists of 3058 conjuncts, 5 conjunts are in the unsatisfiable core [2022-10-17 17:02:51,161 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 17:02:51,511 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 17:02:51,879 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:02:51,880 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 388 states to 287 states and 388 transitions. [2022-10-17 17:02:51,880 INFO L276 IsEmpty]: Start isEmpty. Operand 287 states and 388 transitions. [2022-10-17 17:02:51,881 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2022-10-17 17:02:51,882 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:02:51,882 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:02:52,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:02:52,925 INFO L263 TraceCheckSpWp]: Trace formula consists of 3048 conjuncts, 3 conjunts are in the unsatisfiable core [2022-10-17 17:02:52,931 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 17:02:53,041 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-10-17 17:02:53,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:02:53,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 390 states to 290 states and 390 transitions. [2022-10-17 17:02:53,063 INFO L276 IsEmpty]: Start isEmpty. Operand 290 states and 390 transitions. [2022-10-17 17:02:53,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2022-10-17 17:02:53,064 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:02:53,067 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:02:54,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:02:54,247 INFO L263 TraceCheckSpWp]: Trace formula consists of 3071 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 17:02:54,250 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 17:02:54,254 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 17:02:54,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:02:54,319 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 388 states to 290 states and 388 transitions. [2022-10-17 17:02:54,319 INFO L276 IsEmpty]: Start isEmpty. Operand 290 states and 388 transitions. [2022-10-17 17:02:54,320 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2022-10-17 17:02:54,321 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:02:54,321 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:02:55,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:02:55,429 INFO L263 TraceCheckSpWp]: Trace formula consists of 3048 conjuncts, 3 conjunts are in the unsatisfiable core [2022-10-17 17:02:55,433 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 17:02:55,556 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-10-17 17:02:55,593 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:02:55,596 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 390 states to 293 states and 390 transitions. [2022-10-17 17:02:55,596 INFO L276 IsEmpty]: Start isEmpty. Operand 293 states and 390 transitions. [2022-10-17 17:02:55,604 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2022-10-17 17:02:55,605 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:02:55,606 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:02:56,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:02:56,831 INFO L263 TraceCheckSpWp]: Trace formula consists of 3049 conjuncts, 3 conjunts are in the unsatisfiable core [2022-10-17 17:02:56,836 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 17:02:56,945 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-10-17 17:02:56,969 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:02:56,971 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 392 states to 296 states and 392 transitions. [2022-10-17 17:02:56,971 INFO L276 IsEmpty]: Start isEmpty. Operand 296 states and 392 transitions. [2022-10-17 17:02:56,972 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2022-10-17 17:02:56,973 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:02:56,973 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:02:57,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:02:58,023 INFO L263 TraceCheckSpWp]: Trace formula consists of 3049 conjuncts, 3 conjunts are in the unsatisfiable core [2022-10-17 17:02:58,028 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 17:02:58,161 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-10-17 17:02:58,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:02:58,205 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 394 states to 299 states and 394 transitions. [2022-10-17 17:02:58,205 INFO L276 IsEmpty]: Start isEmpty. Operand 299 states and 394 transitions. [2022-10-17 17:02:58,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2022-10-17 17:02:58,206 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:02:58,206 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:02:59,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:02:59,219 INFO L263 TraceCheckSpWp]: Trace formula consists of 3078 conjuncts, 5 conjunts are in the unsatisfiable core [2022-10-17 17:02:59,222 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 17:02:59,477 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 17:02:59,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:02:59,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 396 states to 302 states and 396 transitions. [2022-10-17 17:02:59,520 INFO L276 IsEmpty]: Start isEmpty. Operand 302 states and 396 transitions. [2022-10-17 17:02:59,523 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2022-10-17 17:02:59,523 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:02:59,523 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:03:00,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:03:00,653 INFO L263 TraceCheckSpWp]: Trace formula consists of 3078 conjuncts, 5 conjunts are in the unsatisfiable core [2022-10-17 17:03:00,656 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 17:03:00,818 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 17:03:00,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:00,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 398 states to 305 states and 398 transitions. [2022-10-17 17:03:00,862 INFO L276 IsEmpty]: Start isEmpty. Operand 305 states and 398 transitions. [2022-10-17 17:03:00,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2022-10-17 17:03:00,863 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:00,863 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms