./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem07_label45.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 2329fc70 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5cb2746f-ee6e-4bcc-962a-2b6e752d32ad/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5cb2746f-ee6e-4bcc-962a-2b6e752d32ad/bin/ukojak-rkRKPMF4O4/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5cb2746f-ee6e-4bcc-962a-2b6e752d32ad/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5cb2746f-ee6e-4bcc-962a-2b6e752d32ad/bin/ukojak-rkRKPMF4O4/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem07_label45.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5cb2746f-ee6e-4bcc-962a-2b6e752d32ad/bin/ukojak-rkRKPMF4O4/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5cb2746f-ee6e-4bcc-962a-2b6e752d32ad/bin/ukojak-rkRKPMF4O4 --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 4e59a15da4f04434f770517ae43c99b2723b189ac06ba438a80c7e04940e931c --- 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-2329fc7 [2022-12-14 22:24:05,635 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 22:24:05,637 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 22:24:05,656 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 22:24:05,656 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 22:24:05,657 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 22:24:05,659 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 22:24:05,660 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 22:24:05,662 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 22:24:05,663 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 22:24:05,664 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 22:24:05,665 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 22:24:05,665 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 22:24:05,666 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 22:24:05,667 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 22:24:05,668 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 22:24:05,669 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 22:24:05,670 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 22:24:05,671 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 22:24:05,673 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 22:24:05,674 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 22:24:05,676 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 22:24:05,677 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 22:24:05,677 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 22:24:05,681 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 22:24:05,681 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 22:24:05,681 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 22:24:05,682 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 22:24:05,683 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 22:24:05,683 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 22:24:05,684 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 22:24:05,684 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 22:24:05,685 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 22:24:05,685 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 22:24:05,686 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 22:24:05,687 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 22:24:05,687 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 22:24:05,687 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 22:24:05,687 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 22:24:05,688 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 22:24:05,688 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 22:24:05,689 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5cb2746f-ee6e-4bcc-962a-2b6e752d32ad/bin/ukojak-rkRKPMF4O4/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-12-14 22:24:05,708 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 22:24:05,708 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 22:24:05,709 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-14 22:24:05,709 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-12-14 22:24:05,710 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-14 22:24:05,710 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-14 22:24:05,710 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 22:24:05,710 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-14 22:24:05,710 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-14 22:24:05,710 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-14 22:24:05,711 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 22:24:05,711 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-14 22:24:05,711 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 22:24:05,711 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-14 22:24:05,711 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-14 22:24:05,711 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-14 22:24:05,712 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 22:24:05,712 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-14 22:24:05,712 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-14 22:24:05,712 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-14 22:24:05,712 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 22:24:05,712 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 22:24:05,712 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 22:24:05,712 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 22:24:05,712 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-14 22:24:05,713 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-12-14 22:24:05,713 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-14 22:24:05,713 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-14 22:24:05,713 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_5cb2746f-ee6e-4bcc-962a-2b6e752d32ad/bin/ukojak-rkRKPMF4O4/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5cb2746f-ee6e-4bcc-962a-2b6e752d32ad/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4e59a15da4f04434f770517ae43c99b2723b189ac06ba438a80c7e04940e931c [2022-12-14 22:24:05,888 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 22:24:05,904 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 22:24:05,906 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 22:24:05,907 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 22:24:05,907 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 22:24:05,908 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5cb2746f-ee6e-4bcc-962a-2b6e752d32ad/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/eca-rers2012/Problem07_label45.c [2022-12-14 22:24:08,464 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 22:24:09,639 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 22:24:09,640 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5cb2746f-ee6e-4bcc-962a-2b6e752d32ad/sv-benchmarks/c/eca-rers2012/Problem07_label45.c [2022-12-14 22:24:09,772 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5cb2746f-ee6e-4bcc-962a-2b6e752d32ad/bin/ukojak-rkRKPMF4O4/data/d9f6278c4/355699af57184d23826012404db96a21/FLAG83cfd819e [2022-12-14 22:24:09,784 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5cb2746f-ee6e-4bcc-962a-2b6e752d32ad/bin/ukojak-rkRKPMF4O4/data/d9f6278c4/355699af57184d23826012404db96a21 [2022-12-14 22:24:09,786 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 22:24:09,787 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 22:24:09,788 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 22:24:09,788 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 22:24:09,791 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 22:24:09,791 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 10:24:09" (1/1) ... [2022-12-14 22:24:09,792 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@440b5843 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:24:09, skipping insertion in model container [2022-12-14 22:24:09,792 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 10:24:09" (1/1) ... [2022-12-14 22:24:09,798 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 22:24:10,429 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 22:24:20,244 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_5cb2746f-ee6e-4bcc-962a-2b6e752d32ad/sv-benchmarks/c/eca-rers2012/Problem07_label45.c[2773246,2773259] [2022-12-14 22:24:20,298 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 22:24:20,306 INFO L203 MainTranslator]: Completed pre-run [2022-12-14 22:24:26,142 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_5cb2746f-ee6e-4bcc-962a-2b6e752d32ad/sv-benchmarks/c/eca-rers2012/Problem07_label45.c[2773246,2773259] [2022-12-14 22:24:26,147 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 22:24:26,742 INFO L208 MainTranslator]: Completed translation [2022-12-14 22:24:26,742 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:24:26 WrapperNode [2022-12-14 22:24:26,742 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 22:24:26,743 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-14 22:24:26,743 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-14 22:24:26,743 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-14 22:24:26,748 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:24:26" (1/1) ... [2022-12-14 22:24:27,041 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:24:26" (1/1) ... [2022-12-14 22:24:28,198 INFO L138 Inliner]: procedures = 59, calls = 53, calls flagged for inlining = 48, calls inlined = 48, statements flattened = 83773 [2022-12-14 22:24:28,198 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-14 22:24:28,199 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-14 22:24:28,199 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-14 22:24:28,199 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-14 22:24:28,207 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:24:26" (1/1) ... [2022-12-14 22:24:28,207 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:24:26" (1/1) ... [2022-12-14 22:24:28,405 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:24:26" (1/1) ... [2022-12-14 22:24:28,405 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:24:26" (1/1) ... [2022-12-14 22:24:28,957 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:24:26" (1/1) ... [2022-12-14 22:24:29,051 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:24:26" (1/1) ... [2022-12-14 22:24:29,145 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:24:26" (1/1) ... [2022-12-14 22:24:29,201 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:24:26" (1/1) ... [2022-12-14 22:24:29,466 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-14 22:24:29,467 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-14 22:24:29,468 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-14 22:24:29,468 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-14 22:24:29,468 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:24:26" (1/1) ... [2022-12-14 22:24:29,473 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 22:24:29,483 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5cb2746f-ee6e-4bcc-962a-2b6e752d32ad/bin/ukojak-rkRKPMF4O4/z3 [2022-12-14 22:24:29,495 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5cb2746f-ee6e-4bcc-962a-2b6e752d32ad/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-14 22:24:29,497 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5cb2746f-ee6e-4bcc-962a-2b6e752d32ad/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-14 22:24:29,529 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-14 22:24:29,529 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-14 22:24:29,529 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-14 22:24:29,529 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-14 22:24:29,641 INFO L235 CfgBuilder]: Building ICFG [2022-12-14 22:24:29,642 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-14 22:25:01,836 INFO L276 CfgBuilder]: Performing block encoding [2022-12-14 22:25:02,534 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-14 22:25:02,535 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-12-14 22:25:02,542 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 10:25:02 BoogieIcfgContainer [2022-12-14 22:25:02,542 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-14 22:25:02,543 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-12-14 22:25:02,543 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-12-14 22:25:02,550 INFO L275 PluginConnector]: CodeCheck initialized [2022-12-14 22:25:02,550 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 10:25:02" (1/1) ... [2022-12-14 22:25:02,556 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 22:25:02,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 22:25:02,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20217 states to 10135 states and 20217 transitions. [2022-12-14 22:25:02,694 INFO L276 IsEmpty]: Start isEmpty. Operand 10135 states and 20217 transitions. [2022-12-14 22:25:03,163 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10086 [2022-12-14 22:25:03,163 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 22:25:03,164 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 22:25:05,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 22:25:52,220 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 22:26:38,502 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 22:26:38,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30301 states to 20218 states and 30301 transitions. [2022-12-14 22:26:38,518 INFO L276 IsEmpty]: Start isEmpty. Operand 20218 states and 30301 transitions. [2022-12-14 22:26:39,215 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12981 [2022-12-14 22:26:39,215 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 22:26:39,215 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 22:26:41,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 22:27:28,000 INFO L134 CoverageAnalysis]: Checked inductivity of 2881 backedges. 2881 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 22:28:24,124 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 22:28:24,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44523 states to 30315 states and 44523 transitions. [2022-12-14 22:28:24,159 INFO L276 IsEmpty]: Start isEmpty. Operand 30315 states and 44523 transitions. [2022-12-14 22:28:24,853 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12986 [2022-12-14 22:28:24,853 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 22:28:24,853 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 22:28:26,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 22:29:32,777 INFO L134 CoverageAnalysis]: Checked inductivity of 2890 backedges. 2890 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 22:29:38,069 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 22:29:38,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44543 states to 30333 states and 44543 transitions. [2022-12-14 22:29:38,090 INFO L276 IsEmpty]: Start isEmpty. Operand 30333 states and 44543 transitions. [2022-12-14 22:29:38,858 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12989 [2022-12-14 22:29:38,859 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 22:29:38,859 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 22:29:40,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 22:30:15,422 INFO L134 CoverageAnalysis]: Checked inductivity of 2896 backedges. 2889 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-12-14 22:30:19,585 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 22:30:19,608 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44567 states to 30354 states and 44567 transitions. [2022-12-14 22:30:19,608 INFO L276 IsEmpty]: Start isEmpty. Operand 30354 states and 44567 transitions. [2022-12-14 22:30:20,304 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12992 [2022-12-14 22:30:20,304 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 22:30:20,304 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 22:30:21,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 22:31:01,677 INFO L134 CoverageAnalysis]: Checked inductivity of 2902 backedges. 2892 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2022-12-14 22:31:06,007 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 22:31:06,033 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44595 states to 30378 states and 44595 transitions. [2022-12-14 22:31:06,033 INFO L276 IsEmpty]: Start isEmpty. Operand 30378 states and 44595 transitions. [2022-12-14 22:31:06,705 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12993 [2022-12-14 22:31:06,706 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 22:31:06,706 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 22:31:08,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 22:31:48,983 INFO L134 CoverageAnalysis]: Checked inductivity of 2904 backedges. 2893 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2022-12-14 22:31:52,780 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 22:31:52,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44596 states to 30379 states and 44596 transitions. [2022-12-14 22:31:52,801 INFO L276 IsEmpty]: Start isEmpty. Operand 30379 states and 44596 transitions. [2022-12-14 22:31:53,462 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12994 [2022-12-14 22:31:53,462 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 22:31:53,462 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 22:31:54,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 22:32:31,204 INFO L134 CoverageAnalysis]: Checked inductivity of 2906 backedges. 2894 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-12-14 22:32:34,865 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 22:32:34,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44627 states to 30405 states and 44627 transitions. [2022-12-14 22:32:34,887 INFO L276 IsEmpty]: Start isEmpty. Operand 30405 states and 44627 transitions. [2022-12-14 22:32:35,572 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13000 [2022-12-14 22:32:35,572 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 22:32:35,573 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 22:32:37,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 22:33:13,749 INFO L134 CoverageAnalysis]: Checked inductivity of 2918 backedges. 2900 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2022-12-14 22:33:16,990 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 22:33:17,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44665 states to 30437 states and 44665 transitions. [2022-12-14 22:33:17,009 INFO L276 IsEmpty]: Start isEmpty. Operand 30437 states and 44665 transitions. [2022-12-14 22:33:17,707 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13002 [2022-12-14 22:33:17,707 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 22:33:17,707 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 22:33:19,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 22:34:20,167 INFO L134 CoverageAnalysis]: Checked inductivity of 2922 backedges. 2922 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 22:34:23,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 22:34:23,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44705 states to 30471 states and 44705 transitions. [2022-12-14 22:34:23,165 INFO L276 IsEmpty]: Start isEmpty. Operand 30471 states and 44705 transitions. [2022-12-14 22:34:23,829 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13003 [2022-12-14 22:34:23,829 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 22:34:23,829 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 22:34:25,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat