./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.4.1.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c --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_0b4506e4-8f68-4122-9960-1d8170d8434f/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b4506e4-8f68-4122-9960-1d8170d8434f/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_0b4506e4-8f68-4122-9960-1d8170d8434f/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b4506e4-8f68-4122-9960-1d8170d8434f/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.4.1.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b4506e4-8f68-4122-9960-1d8170d8434f/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_0b4506e4-8f68-4122-9960-1d8170d8434f/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 089037b187214348241e6fd227b15bbef1772011da7db66cbc317c74814d964f --- 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 17:04:16,199 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 17:04:16,201 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 17:04:16,246 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 17:04:16,247 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 17:04:16,251 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 17:04:16,255 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 17:04:16,262 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 17:04:16,265 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 17:04:16,271 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 17:04:16,272 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 17:04:16,275 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 17:04:16,276 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 17:04:16,279 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 17:04:16,281 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 17:04:16,283 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 17:04:16,285 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 17:04:16,286 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 17:04:16,288 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 17:04:16,296 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 17:04:16,298 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 17:04:16,299 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 17:04:16,303 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 17:04:16,304 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 17:04:16,314 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 17:04:16,314 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 17:04:16,315 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 17:04:16,317 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 17:04:16,317 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 17:04:16,319 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 17:04:16,320 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 17:04:16,321 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 17:04:16,323 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 17:04:16,325 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 17:04:16,327 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 17:04:16,328 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 17:04:16,328 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 17:04:16,329 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 17:04:16,329 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 17:04:16,330 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 17:04:16,331 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 17:04:16,332 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b4506e4-8f68-4122-9960-1d8170d8434f/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-10-17 17:04:16,358 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 17:04:16,358 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 17:04:16,359 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 17:04:16,359 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 17:04:16,360 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 17:04:16,361 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 17:04:16,361 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 17:04:16,361 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 17:04:16,361 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 17:04:16,361 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 17:04:16,362 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 17:04:16,362 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 17:04:16,362 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 17:04:16,362 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 17:04:16,362 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 17:04:16,363 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 17:04:16,363 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 17:04:16,363 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 17:04:16,363 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 17:04:16,364 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 17:04:16,364 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 17:04:16,364 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 17:04:16,364 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 17:04:16,365 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 17:04:16,365 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 17:04:16,365 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 17:04:16,365 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 17:04:16,365 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 17:04:16,366 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_0b4506e4-8f68-4122-9960-1d8170d8434f/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b4506e4-8f68-4122-9960-1d8170d8434f/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 089037b187214348241e6fd227b15bbef1772011da7db66cbc317c74814d964f [2022-10-17 17:04:16,607 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 17:04:16,644 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 17:04:16,647 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 17:04:16,649 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 17:04:16,650 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 17:04:16,653 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b4506e4-8f68-4122-9960-1d8170d8434f/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.4.1.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c [2022-10-17 17:04:16,726 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b4506e4-8f68-4122-9960-1d8170d8434f/bin/ukojak-92XMlrwhuB/data/1d6573403/ea216ccba7484c0bb2ed74e91b8968af/FLAGdedc28db4 [2022-10-17 17:04:17,447 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 17:04:17,447 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b4506e4-8f68-4122-9960-1d8170d8434f/sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.4.1.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c [2022-10-17 17:04:17,469 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b4506e4-8f68-4122-9960-1d8170d8434f/bin/ukojak-92XMlrwhuB/data/1d6573403/ea216ccba7484c0bb2ed74e91b8968af/FLAGdedc28db4 [2022-10-17 17:04:17,571 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b4506e4-8f68-4122-9960-1d8170d8434f/bin/ukojak-92XMlrwhuB/data/1d6573403/ea216ccba7484c0bb2ed74e91b8968af [2022-10-17 17:04:17,574 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 17:04:17,575 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 17:04:17,580 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 17:04:17,580 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 17:04:17,583 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 17:04:17,584 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 05:04:17" (1/1) ... [2022-10-17 17:04:17,587 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6f10049c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:04:17, skipping insertion in model container [2022-10-17 17:04:17,587 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 05:04:17" (1/1) ... [2022-10-17 17:04:17,595 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 17:04:17,752 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 17:04:18,406 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_0b4506e4-8f68-4122-9960-1d8170d8434f/sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.4.1.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[31400,31413] [2022-10-17 17:04:18,431 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_0b4506e4-8f68-4122-9960-1d8170d8434f/sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.4.1.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[32290,32303] [2022-10-17 17:04:18,467 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_0b4506e4-8f68-4122-9960-1d8170d8434f/sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.4.1.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[33992,34005] [2022-10-17 17:04:18,489 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_0b4506e4-8f68-4122-9960-1d8170d8434f/sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.4.1.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[34882,34895] [2022-10-17 17:04:18,537 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_0b4506e4-8f68-4122-9960-1d8170d8434f/sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.4.1.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[37399,37412] [2022-10-17 17:04:18,558 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_0b4506e4-8f68-4122-9960-1d8170d8434f/sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.4.1.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[38292,38305] [2022-10-17 17:04:18,592 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_0b4506e4-8f68-4122-9960-1d8170d8434f/sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.4.1.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[39997,40010] [2022-10-17 17:04:18,621 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_0b4506e4-8f68-4122-9960-1d8170d8434f/sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.4.1.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[41274,41287] [2022-10-17 17:04:18,815 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_0b4506e4-8f68-4122-9960-1d8170d8434f/sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.4.1.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[55323,55336] [2022-10-17 17:04:18,836 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_0b4506e4-8f68-4122-9960-1d8170d8434f/sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.4.1.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[56216,56229] [2022-10-17 17:04:18,868 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_0b4506e4-8f68-4122-9960-1d8170d8434f/sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.4.1.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[57921,57934] [2022-10-17 17:04:18,935 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_0b4506e4-8f68-4122-9960-1d8170d8434f/sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.4.1.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[62122,62135] [2022-10-17 17:04:19,060 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 17:04:19,072 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 17:04:19,330 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_0b4506e4-8f68-4122-9960-1d8170d8434f/sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.4.1.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[31400,31413] [2022-10-17 17:04:19,347 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_0b4506e4-8f68-4122-9960-1d8170d8434f/sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.4.1.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[32290,32303] [2022-10-17 17:04:19,371 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_0b4506e4-8f68-4122-9960-1d8170d8434f/sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.4.1.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[33992,34005] [2022-10-17 17:04:19,413 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_0b4506e4-8f68-4122-9960-1d8170d8434f/sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.4.1.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[34882,34895] [2022-10-17 17:04:19,494 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_0b4506e4-8f68-4122-9960-1d8170d8434f/sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.4.1.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[37399,37412] [2022-10-17 17:04:19,512 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_0b4506e4-8f68-4122-9960-1d8170d8434f/sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.4.1.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[38292,38305] [2022-10-17 17:04:19,540 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_0b4506e4-8f68-4122-9960-1d8170d8434f/sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.4.1.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[39997,40010] [2022-10-17 17:04:19,569 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_0b4506e4-8f68-4122-9960-1d8170d8434f/sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.4.1.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[41274,41287] [2022-10-17 17:04:19,730 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_0b4506e4-8f68-4122-9960-1d8170d8434f/sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.4.1.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[55323,55336] [2022-10-17 17:04:19,748 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_0b4506e4-8f68-4122-9960-1d8170d8434f/sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.4.1.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[56216,56229] [2022-10-17 17:04:19,780 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_0b4506e4-8f68-4122-9960-1d8170d8434f/sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.4.1.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[57921,57934] [2022-10-17 17:04:19,845 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_0b4506e4-8f68-4122-9960-1d8170d8434f/sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.4.1.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[62122,62135] [2022-10-17 17:04:19,966 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 17:04:19,994 INFO L208 MainTranslator]: Completed translation [2022-10-17 17:04:19,994 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:04:19 WrapperNode [2022-10-17 17:04:19,995 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 17:04:19,996 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 17:04:19,996 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 17:04:19,996 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 17:04:20,005 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:04:19" (1/1) ... [2022-10-17 17:04:20,058 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:04:19" (1/1) ... [2022-10-17 17:04:20,153 INFO L138 Inliner]: procedures = 24, calls = 7, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 3810 [2022-10-17 17:04:20,153 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 17:04:20,154 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 17:04:20,154 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 17:04:20,154 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 17:04:20,172 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:04:19" (1/1) ... [2022-10-17 17:04:20,173 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:04:19" (1/1) ... [2022-10-17 17:04:20,188 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:04:19" (1/1) ... [2022-10-17 17:04:20,188 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:04:19" (1/1) ... [2022-10-17 17:04:20,253 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:04:19" (1/1) ... [2022-10-17 17:04:20,296 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:04:19" (1/1) ... [2022-10-17 17:04:20,305 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:04:19" (1/1) ... [2022-10-17 17:04:20,324 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:04:19" (1/1) ... [2022-10-17 17:04:20,342 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 17:04:20,343 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 17:04:20,343 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 17:04:20,343 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 17:04:20,344 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:04:19" (1/1) ... [2022-10-17 17:04:20,352 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 17:04:20,363 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b4506e4-8f68-4122-9960-1d8170d8434f/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 17:04:20,380 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b4506e4-8f68-4122-9960-1d8170d8434f/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 17:04:20,400 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b4506e4-8f68-4122-9960-1d8170d8434f/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 17:04:20,438 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 17:04:20,438 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 17:04:20,438 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 17:04:20,440 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 17:04:20,745 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 17:04:20,748 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 17:04:23,519 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 17:04:24,768 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 17:04:24,769 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-10-17 17:04:24,773 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 05:04:24 BoogieIcfgContainer [2022-10-17 17:04:24,773 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 17:04:24,775 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 17:04:24,775 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 17:04:24,785 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 17:04:24,785 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 05:04:24" (1/1) ... [2022-10-17 17:04:24,795 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 17:04:24,854 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:04:24,868 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1208 states to 704 states and 1208 transitions. [2022-10-17 17:04:24,869 INFO L276 IsEmpty]: Start isEmpty. Operand 704 states and 1208 transitions. [2022-10-17 17:04:24,892 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 256 [2022-10-17 17:04:24,892 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:04:24,893 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:04:25,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:04:27,086 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 17:04:27,547 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:04:27,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1387 states to 785 states and 1387 transitions. [2022-10-17 17:04:27,550 INFO L276 IsEmpty]: Start isEmpty. Operand 785 states and 1387 transitions. [2022-10-17 17:04:27,555 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 258 [2022-10-17 17:04:27,555 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:04:27,556 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:04:27,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:04:27,913 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 17:04:28,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:04:28,277 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1595 states to 879 states and 1595 transitions. [2022-10-17 17:04:28,277 INFO L276 IsEmpty]: Start isEmpty. Operand 879 states and 1595 transitions. [2022-10-17 17:04:28,284 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 258 [2022-10-17 17:04:28,284 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:04:28,284 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:04:28,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:04:28,553 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 17:04:28,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:04:28,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1600 states to 882 states and 1600 transitions. [2022-10-17 17:04:28,785 INFO L276 IsEmpty]: Start isEmpty. Operand 882 states and 1600 transitions. [2022-10-17 17:04:28,790 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 258 [2022-10-17 17:04:28,791 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:04:28,791 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:04:28,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:04:29,046 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 17:04:29,268 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:04:29,271 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1608 states to 885 states and 1608 transitions. [2022-10-17 17:04:29,272 INFO L276 IsEmpty]: Start isEmpty. Operand 885 states and 1608 transitions. [2022-10-17 17:04:29,277 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 258 [2022-10-17 17:04:29,278 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:04:29,278 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:04:29,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:04:29,570 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 17:04:30,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:04:30,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1795 states to 970 states and 1795 transitions. [2022-10-17 17:04:30,153 INFO L276 IsEmpty]: Start isEmpty. Operand 970 states and 1795 transitions. [2022-10-17 17:04:30,159 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 258 [2022-10-17 17:04:30,160 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:04:30,160 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:04:30,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:04:30,455 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 17:04:31,315 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:04:31,319 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1983 states to 1056 states and 1983 transitions. [2022-10-17 17:04:31,319 INFO L276 IsEmpty]: Start isEmpty. Operand 1056 states and 1983 transitions. [2022-10-17 17:04:31,324 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 258 [2022-10-17 17:04:31,325 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:04:31,325 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:04:31,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:04:31,568 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 17:04:31,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:04:31,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1991 states to 1059 states and 1991 transitions. [2022-10-17 17:04:31,683 INFO L276 IsEmpty]: Start isEmpty. Operand 1059 states and 1991 transitions. [2022-10-17 17:04:31,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 258 [2022-10-17 17:04:31,691 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:04:31,693 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:04:31,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:04:31,954 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 17:04:32,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:04:32,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2147 states to 1133 states and 2147 transitions. [2022-10-17 17:04:32,748 INFO L276 IsEmpty]: Start isEmpty. Operand 1133 states and 2147 transitions. [2022-10-17 17:04:32,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 258 [2022-10-17 17:04:32,754 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:04:32,754 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:04:32,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:04:32,992 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 17:04:33,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:04:33,316 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2156 states to 1136 states and 2156 transitions. [2022-10-17 17:04:33,316 INFO L276 IsEmpty]: Start isEmpty. Operand 1136 states and 2156 transitions. [2022-10-17 17:04:33,321 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 258 [2022-10-17 17:04:33,321 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:04:33,322 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:04:33,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:04:33,478 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 17:04:33,580 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:04:33,583 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2166 states to 1139 states and 2166 transitions. [2022-10-17 17:04:33,583 INFO L276 IsEmpty]: Start isEmpty. Operand 1139 states and 2166 transitions. [2022-10-17 17:04:33,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 258 [2022-10-17 17:04:33,588 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:04:33,589 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:04:33,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:04:33,845 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 17:04:35,103 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:04:35,107 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2316 states to 1212 states and 2316 transitions. [2022-10-17 17:04:35,108 INFO L276 IsEmpty]: Start isEmpty. Operand 1212 states and 2316 transitions. [2022-10-17 17:04:35,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 258 [2022-10-17 17:04:35,119 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:04:35,120 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:04:35,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:04:35,378 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 17:04:37,106 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:04:37,111 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2465 states to 1287 states and 2465 transitions. [2022-10-17 17:04:37,111 INFO L276 IsEmpty]: Start isEmpty. Operand 1287 states and 2465 transitions. [2022-10-17 17:04:37,118 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 258 [2022-10-17 17:04:37,118 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:04:37,119 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:04:37,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:04:37,356 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 17:04:37,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:04:37,852 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2476 states to 1290 states and 2476 transitions. [2022-10-17 17:04:37,853 INFO L276 IsEmpty]: Start isEmpty. Operand 1290 states and 2476 transitions. [2022-10-17 17:04:37,862 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 258 [2022-10-17 17:04:37,862 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:04:37,863 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:04:37,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:04:38,104 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 17:04:38,556 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:04:38,560 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2494 states to 1295 states and 2494 transitions. [2022-10-17 17:04:38,561 INFO L276 IsEmpty]: Start isEmpty. Operand 1295 states and 2494 transitions. [2022-10-17 17:04:38,564 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 258 [2022-10-17 17:04:38,565 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:04:38,565 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:04:38,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:04:38,808 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 17:04:39,234 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:04:39,238 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2506 states to 1298 states and 2506 transitions. [2022-10-17 17:04:39,238 INFO L276 IsEmpty]: Start isEmpty. Operand 1298 states and 2506 transitions. [2022-10-17 17:04:39,241 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 258 [2022-10-17 17:04:39,242 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:04:39,242 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:04:39,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:04:39,411 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 17:04:39,506 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:04:39,510 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2518 states to 1301 states and 2518 transitions. [2022-10-17 17:04:39,511 INFO L276 IsEmpty]: Start isEmpty. Operand 1301 states and 2518 transitions. [2022-10-17 17:04:39,515 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 258 [2022-10-17 17:04:39,516 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:04:39,517 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:04:39,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:04:39,771 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 17:04:40,270 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:04:40,274 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2535 states to 1306 states and 2535 transitions. [2022-10-17 17:04:40,274 INFO L276 IsEmpty]: Start isEmpty. Operand 1306 states and 2535 transitions. [2022-10-17 17:04:40,278 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 258 [2022-10-17 17:04:40,278 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:04:40,278 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:04:40,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:04:40,531 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 17:04:41,015 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:04:41,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2547 states to 1309 states and 2547 transitions. [2022-10-17 17:04:41,020 INFO L276 IsEmpty]: Start isEmpty. Operand 1309 states and 2547 transitions. [2022-10-17 17:04:41,024 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 258 [2022-10-17 17:04:41,024 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:04:41,024 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:04:41,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:04:41,177 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 17:04:41,271 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:04:41,275 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2559 states to 1312 states and 2559 transitions. [2022-10-17 17:04:41,275 INFO L276 IsEmpty]: Start isEmpty. Operand 1312 states and 2559 transitions. [2022-10-17 17:04:41,279 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 258 [2022-10-17 17:04:41,280 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:04:41,280 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:04:41,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:04:41,586 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 17:04:42,261 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:04:42,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2570 states to 1315 states and 2570 transitions. [2022-10-17 17:04:42,266 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 2570 transitions. [2022-10-17 17:04:42,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 258 [2022-10-17 17:04:42,271 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:04:42,271 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:04:42,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:04:42,513 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 17:04:43,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:04:43,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2588 states to 1320 states and 2588 transitions. [2022-10-17 17:04:43,011 INFO L276 IsEmpty]: Start isEmpty. Operand 1320 states and 2588 transitions. [2022-10-17 17:04:43,014 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 258 [2022-10-17 17:04:43,015 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:04:43,015 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:04:43,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:04:43,252 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.