./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/seq-mthreaded/pals_lcr.7_overflow.ufo.UNBOUNDED.pals.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version b5237d83 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_735c5a33-357f-459a-9467-d8c163353c00/bin/ukojak-jW3SillKbg/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_735c5a33-357f-459a-9467-d8c163353c00/bin/ukojak-jW3SillKbg/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_735c5a33-357f-459a-9467-d8c163353c00/bin/ukojak-jW3SillKbg/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_735c5a33-357f-459a-9467-d8c163353c00/bin/ukojak-jW3SillKbg/config/KojakReach.xml -i ../../sv-benchmarks/c/seq-mthreaded/pals_lcr.7_overflow.ufo.UNBOUNDED.pals.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_735c5a33-357f-459a-9467-d8c163353c00/bin/ukojak-jW3SillKbg/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_735c5a33-357f-459a-9467-d8c163353c00/bin/ukojak-jW3SillKbg --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 de654b8e722eb26a01715e643a442ee96e677f28cab0e875133e4d1d7edb214d --- 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-b5237d8 [2022-11-21 22:29:09,387 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-21 22:29:09,390 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-21 22:29:09,438 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-21 22:29:09,439 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-21 22:29:09,440 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-21 22:29:09,441 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-21 22:29:09,443 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-21 22:29:09,445 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-21 22:29:09,446 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-21 22:29:09,455 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-21 22:29:09,458 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-21 22:29:09,459 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-21 22:29:09,465 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-21 22:29:09,468 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-21 22:29:09,469 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-21 22:29:09,470 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-21 22:29:09,471 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-21 22:29:09,474 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-21 22:29:09,481 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-21 22:29:09,483 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-21 22:29:09,486 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-21 22:29:09,489 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-21 22:29:09,490 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-21 22:29:09,500 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-21 22:29:09,500 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-21 22:29:09,500 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-21 22:29:09,501 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-21 22:29:09,502 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-21 22:29:09,503 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-21 22:29:09,503 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-21 22:29:09,504 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-21 22:29:09,505 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-21 22:29:09,505 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-21 22:29:09,507 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-21 22:29:09,507 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-21 22:29:09,508 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-21 22:29:09,508 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-21 22:29:09,508 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-21 22:29:09,509 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-21 22:29:09,510 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-21 22:29:09,511 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_735c5a33-357f-459a-9467-d8c163353c00/bin/ukojak-jW3SillKbg/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-11-21 22:29:09,533 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-21 22:29:09,534 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-21 22:29:09,536 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-21 22:29:09,536 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-21 22:29:09,537 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-21 22:29:09,538 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-21 22:29:09,538 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-21 22:29:09,538 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-21 22:29:09,539 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-21 22:29:09,539 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-21 22:29:09,540 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-21 22:29:09,540 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-21 22:29:09,541 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-21 22:29:09,541 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-21 22:29:09,541 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-21 22:29:09,541 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-21 22:29:09,542 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-21 22:29:09,542 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-21 22:29:09,542 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-21 22:29:09,542 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-21 22:29:09,543 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-21 22:29:09,543 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-21 22:29:09,543 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-21 22:29:09,543 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-21 22:29:09,544 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-21 22:29:09,544 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-21 22:29:09,544 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-21 22:29:09,544 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-21 22:29:09,545 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_735c5a33-357f-459a-9467-d8c163353c00/bin/ukojak-jW3SillKbg/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_735c5a33-357f-459a-9467-d8c163353c00/bin/ukojak-jW3SillKbg Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> de654b8e722eb26a01715e643a442ee96e677f28cab0e875133e4d1d7edb214d [2022-11-21 22:29:09,850 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-21 22:29:09,881 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-21 22:29:09,883 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-21 22:29:09,885 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-21 22:29:09,885 INFO L275 PluginConnector]: CDTParser initialized [2022-11-21 22:29:09,887 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_735c5a33-357f-459a-9467-d8c163353c00/bin/ukojak-jW3SillKbg/../../sv-benchmarks/c/seq-mthreaded/pals_lcr.7_overflow.ufo.UNBOUNDED.pals.c [2022-11-21 22:29:12,917 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-21 22:29:13,210 INFO L351 CDTParser]: Found 1 translation units. [2022-11-21 22:29:13,211 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_735c5a33-357f-459a-9467-d8c163353c00/sv-benchmarks/c/seq-mthreaded/pals_lcr.7_overflow.ufo.UNBOUNDED.pals.c [2022-11-21 22:29:13,223 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_735c5a33-357f-459a-9467-d8c163353c00/bin/ukojak-jW3SillKbg/data/a6ce78318/75516d7abacd497faf03523a0ec2d9aa/FLAGd4bf3f565 [2022-11-21 22:29:13,240 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_735c5a33-357f-459a-9467-d8c163353c00/bin/ukojak-jW3SillKbg/data/a6ce78318/75516d7abacd497faf03523a0ec2d9aa [2022-11-21 22:29:13,243 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-21 22:29:13,245 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-21 22:29:13,246 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-21 22:29:13,246 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-21 22:29:13,250 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-21 22:29:13,251 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 10:29:13" (1/1) ... [2022-11-21 22:29:13,252 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@11a7059c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:29:13, skipping insertion in model container [2022-11-21 22:29:13,252 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 10:29:13" (1/1) ... [2022-11-21 22:29:13,259 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-21 22:29:13,291 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-21 22:29:13,644 WARN L237 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_735c5a33-357f-459a-9467-d8c163353c00/sv-benchmarks/c/seq-mthreaded/pals_lcr.7_overflow.ufo.UNBOUNDED.pals.c[20121,20134] [2022-11-21 22:29:13,650 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 22:29:13,668 INFO L203 MainTranslator]: Completed pre-run [2022-11-21 22:29:13,762 WARN L237 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_735c5a33-357f-459a-9467-d8c163353c00/sv-benchmarks/c/seq-mthreaded/pals_lcr.7_overflow.ufo.UNBOUNDED.pals.c[20121,20134] [2022-11-21 22:29:13,763 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 22:29:13,786 INFO L208 MainTranslator]: Completed translation [2022-11-21 22:29:13,787 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:29:13 WrapperNode [2022-11-21 22:29:13,787 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-21 22:29:13,789 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-21 22:29:13,790 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-21 22:29:13,791 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-21 22:29:13,799 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:29:13" (1/1) ... [2022-11-21 22:29:13,811 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:29:13" (1/1) ... [2022-11-21 22:29:13,845 INFO L138 Inliner]: procedures = 27, calls = 18, calls flagged for inlining = 13, calls inlined = 13, statements flattened = 421 [2022-11-21 22:29:13,846 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-21 22:29:13,846 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-21 22:29:13,846 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-21 22:29:13,846 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-21 22:29:13,857 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:29:13" (1/1) ... [2022-11-21 22:29:13,857 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:29:13" (1/1) ... [2022-11-21 22:29:13,860 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:29:13" (1/1) ... [2022-11-21 22:29:13,870 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:29:13" (1/1) ... [2022-11-21 22:29:13,884 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:29:13" (1/1) ... [2022-11-21 22:29:13,891 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:29:13" (1/1) ... [2022-11-21 22:29:13,903 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:29:13" (1/1) ... [2022-11-21 22:29:13,905 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:29:13" (1/1) ... [2022-11-21 22:29:13,909 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-21 22:29:13,913 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-21 22:29:13,914 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-21 22:29:13,914 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-21 22:29:13,915 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:29:13" (1/1) ... [2022-11-21 22:29:13,922 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-21 22:29:13,945 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_735c5a33-357f-459a-9467-d8c163353c00/bin/ukojak-jW3SillKbg/z3 [2022-11-21 22:29:13,961 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_735c5a33-357f-459a-9467-d8c163353c00/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-21 22:29:13,981 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_735c5a33-357f-459a-9467-d8c163353c00/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-21 22:29:14,009 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-21 22:29:14,009 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-21 22:29:14,009 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-21 22:29:14,009 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-21 22:29:14,111 INFO L235 CfgBuilder]: Building ICFG [2022-11-21 22:29:14,114 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-21 22:29:14,893 INFO L276 CfgBuilder]: Performing block encoding [2022-11-21 22:29:15,744 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-21 22:29:15,744 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-11-21 22:29:15,746 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 10:29:15 BoogieIcfgContainer [2022-11-21 22:29:15,747 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-21 22:29:15,749 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-21 22:29:15,749 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-21 22:29:15,759 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-21 22:29:15,759 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 10:29:15" (1/1) ... [2022-11-21 22:29:15,773 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 22:29:15,832 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:29:15,838 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 12 states and 16 transitions. [2022-11-21 22:29:15,838 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 16 transitions. [2022-11-21 22:29:15,840 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2022-11-21 22:29:15,840 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:29:15,841 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:29:16,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:29:18,543 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:29:18,715 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:29:18,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 13 states and 18 transitions. [2022-11-21 22:29:18,715 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 18 transitions. [2022-11-21 22:29:18,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-11-21 22:29:18,716 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:29:18,716 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:29:18,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:29:19,336 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:29:19,853 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:29:19,854 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 16 states and 24 transitions. [2022-11-21 22:29:19,854 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 24 transitions. [2022-11-21 22:29:19,854 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-11-21 22:29:19,854 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:29:19,855 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:29:19,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:29:21,567 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:29:22,391 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:29:22,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 20 states and 31 transitions. [2022-11-21 22:29:22,392 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 31 transitions. [2022-11-21 22:29:22,394 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-11-21 22:29:22,394 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:29:22,394 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:29:22,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:29:23,907 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:29:24,201 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:29:24,201 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 23 states and 36 transitions. [2022-11-21 22:29:24,201 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 36 transitions. [2022-11-21 22:29:24,202 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-11-21 22:29:24,202 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:29:24,202 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:29:24,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:29:33,458 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:29:40,178 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:29:40,179 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 33 states and 56 transitions. [2022-11-21 22:29:40,180 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 56 transitions. [2022-11-21 22:29:40,180 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-11-21 22:29:40,181 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:29:40,181 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:29:40,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:29:41,050 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 3 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:29:45,450 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:29:45,451 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 41 states and 72 transitions. [2022-11-21 22:29:45,451 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 72 transitions. [2022-11-21 22:29:45,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-11-21 22:29:45,452 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:29:45,453 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:29:45,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:29:56,322 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:30:05,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:30:05,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 50 states and 86 transitions. [2022-11-21 22:30:05,409 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 86 transitions. [2022-11-21 22:30:05,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-11-21 22:30:05,410 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:30:05,411 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:30:05,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:30:14,349 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:30:24,798 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:30:24,799 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 61 states and 105 transitions. [2022-11-21 22:30:24,799 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 105 transitions. [2022-11-21 22:30:24,800 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-11-21 22:30:24,800 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:30:24,801 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:30:24,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:30:27,887 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:30:41,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:30:41,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 78 states and 147 transitions. [2022-11-21 22:30:41,163 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 147 transitions. [2022-11-21 22:30:41,164 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-11-21 22:30:41,164 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:30:41,165 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:30:41,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:30:42,119 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 6 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:30:46,846 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:30:46,847 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161 states to 86 states and 161 transitions. [2022-11-21 22:30:46,847 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 161 transitions. [2022-11-21 22:30:46,848 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-11-21 22:30:46,848 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:30:46,849 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:30:46,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:30:50,004 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 4 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:31:02,937 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:31:02,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 189 states to 98 states and 189 transitions. [2022-11-21 22:31:02,938 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 189 transitions. [2022-11-21 22:31:02,939 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-11-21 22:31:02,939 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:31:02,940 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:31:03,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:31:06,090 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 4 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:31:19,042 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:31:19,042 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 209 states to 108 states and 209 transitions. [2022-11-21 22:31:19,043 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 209 transitions. [2022-11-21 22:31:19,044 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-11-21 22:31:19,044 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:31:19,044 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:31:19,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:31:22,920 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 4 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:31:32,365 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:31:32,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 234 states to 118 states and 234 transitions. [2022-11-21 22:31:32,367 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 234 transitions. [2022-11-21 22:31:32,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-11-21 22:31:32,368 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:31:32,368 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:31:32,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:31:35,625 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 5 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:31:51,719 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:31:51,720 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 259 states to 129 states and 259 transitions. [2022-11-21 22:31:51,720 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 259 transitions. [2022-11-21 22:31:51,721 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-11-21 22:31:51,721 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:31:51,721 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:31:51,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:31:52,422 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 6 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:31:54,771 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:31:54,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 266 states to 131 states and 266 transitions. [2022-11-21 22:31:54,771 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 266 transitions. [2022-11-21 22:31:54,772 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-11-21 22:31:54,772 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:31:54,773 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:31:54,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:31:55,367 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 6 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:31:56,460 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:31:56,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 272 states to 132 states and 272 transitions. [2022-11-21 22:31:56,461 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 272 transitions. [2022-11-21 22:31:56,462 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-11-21 22:31:56,462 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:31:56,463 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:31:56,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:31:57,722 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2022-11-21 22:31:58,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:31:58,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 271 states to 132 states and 271 transitions. [2022-11-21 22:31:58,715 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 271 transitions. [2022-11-21 22:31:58,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-11-21 22:31:58,718 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:31:58,718 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:31:59,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:32:35,173 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 6 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:34:06,955 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:34:06,956 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 338 states to 158 states and 338 transitions. [2022-11-21 22:34:06,956 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 338 transitions. [2022-11-21 22:34:06,957 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-11-21 22:34:06,957 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:34:06,958 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:34:07,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:35:35,228 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 6 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:36:41,209 WARN L233 SmtUtils]: Spent 5.21s on a formula simplification. DAG size of input: 510 DAG size of output: 444 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-11-21 22:38:11,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:38:11,098 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 385 states to 179 states and 385 transitions. [2022-11-21 22:38:11,098 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 385 transitions. [2022-11-21 22:38:11,099 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-11-21 22:38:11,099 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:38:11,099 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:38:12,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:39:14,418 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 6 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:40:31,079 WARN L233 SmtUtils]: Spent 5.15s on a formula simplification. DAG size of input: 552 DAG size of output: 406 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-11-21 22:40:41,720 WARN L233 SmtUtils]: Spent 6.38s on a formula simplification. DAG size of input: 554 DAG size of output: 462 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-11-21 22:40:57,164 WARN L233 SmtUtils]: Spent 5.70s on a formula simplification. DAG size of input: 586 DAG size of output: 434 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-11-21 22:41:04,152 WARN L233 SmtUtils]: Spent 6.26s on a formula simplification. DAG size of input: 588 DAG size of output: 471 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-11-21 22:41:19,569 WARN L233 SmtUtils]: Spent 5.75s on a formula simplification. DAG size of input: 587 DAG size of output: 435 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-11-21 22:41:26,535 WARN L233 SmtUtils]: Spent 6.23s on a formula simplification. DAG size of input: 589 DAG size of output: 472 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-11-21 22:42:30,217 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:42:30,218 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 440 states to 205 states and 440 transitions. [2022-11-21 22:42:30,219 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 440 transitions. [2022-11-21 22:42:30,219 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-11-21 22:42:30,219 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:42:30,220 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:42:31,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat