./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.4.ufo.BOUNDED-8.pals.c.v+cfa-reducer.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 6b4ec56b 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_9d6c7284-d4fd-48d3-897b-b19e909608f8/bin/ukojak-pZX7IvK2PQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d6c7284-d4fd-48d3-897b-b19e909608f8/bin/ukojak-pZX7IvK2PQ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d6c7284-d4fd-48d3-897b-b19e909608f8/bin/ukojak-pZX7IvK2PQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d6c7284-d4fd-48d3-897b-b19e909608f8/bin/ukojak-pZX7IvK2PQ/config/KojakReach.xml -i ../../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.4.ufo.BOUNDED-8.pals.c.v+cfa-reducer.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d6c7284-d4fd-48d3-897b-b19e909608f8/bin/ukojak-pZX7IvK2PQ/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d6c7284-d4fd-48d3-897b-b19e909608f8/bin/ukojak-pZX7IvK2PQ --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 8e8985b7b99a6dec53be0ba16cc0e7b241934830d919fef1f601cc1b51084525 --- 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-6b4ec56 [2022-11-20 18:07:46,579 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 18:07:46,582 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 18:07:46,617 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 18:07:46,618 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 18:07:46,622 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 18:07:46,625 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 18:07:46,628 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 18:07:46,630 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 18:07:46,638 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 18:07:46,639 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 18:07:46,642 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 18:07:46,642 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 18:07:46,649 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 18:07:46,650 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 18:07:46,651 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 18:07:46,651 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 18:07:46,652 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 18:07:46,654 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 18:07:46,655 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 18:07:46,657 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 18:07:46,661 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 18:07:46,663 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 18:07:46,664 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 18:07:46,676 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 18:07:46,677 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 18:07:46,677 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 18:07:46,679 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 18:07:46,679 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 18:07:46,680 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 18:07:46,681 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 18:07:46,682 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 18:07:46,684 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 18:07:46,685 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 18:07:46,688 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 18:07:46,688 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 18:07:46,689 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 18:07:46,689 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 18:07:46,690 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 18:07:46,691 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 18:07:46,692 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 18:07:46,693 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d6c7284-d4fd-48d3-897b-b19e909608f8/bin/ukojak-pZX7IvK2PQ/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-11-20 18:07:46,734 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 18:07:46,735 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 18:07:46,736 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 18:07:46,736 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-20 18:07:46,737 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 18:07:46,738 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 18:07:46,738 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 18:07:46,738 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-20 18:07:46,738 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-20 18:07:46,738 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-20 18:07:46,739 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 18:07:46,740 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-20 18:07:46,740 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 18:07:46,740 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-20 18:07:46,740 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-20 18:07:46,740 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 18:07:46,741 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 18:07:46,741 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-20 18:07:46,741 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-20 18:07:46,741 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-20 18:07:46,742 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 18:07:46,742 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 18:07:46,742 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 18:07:46,742 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 18:07:46,742 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-20 18:07:46,743 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-20 18:07:46,743 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-20 18:07:46,743 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-20 18:07:46,743 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_9d6c7284-d4fd-48d3-897b-b19e909608f8/bin/ukojak-pZX7IvK2PQ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d6c7284-d4fd-48d3-897b-b19e909608f8/bin/ukojak-pZX7IvK2PQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8e8985b7b99a6dec53be0ba16cc0e7b241934830d919fef1f601cc1b51084525 [2022-11-20 18:07:47,054 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 18:07:47,075 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 18:07:47,077 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 18:07:47,078 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 18:07:47,079 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 18:07:47,080 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d6c7284-d4fd-48d3-897b-b19e909608f8/bin/ukojak-pZX7IvK2PQ/../../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.4.ufo.BOUNDED-8.pals.c.v+cfa-reducer.c [2022-11-20 18:07:50,225 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 18:07:50,459 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 18:07:50,459 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d6c7284-d4fd-48d3-897b-b19e909608f8/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.4.ufo.BOUNDED-8.pals.c.v+cfa-reducer.c [2022-11-20 18:07:50,468 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d6c7284-d4fd-48d3-897b-b19e909608f8/bin/ukojak-pZX7IvK2PQ/data/ce9d0e77d/8ed88f2e389e451eb312624908dfee4e/FLAGfd4e10e7a [2022-11-20 18:07:50,483 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d6c7284-d4fd-48d3-897b-b19e909608f8/bin/ukojak-pZX7IvK2PQ/data/ce9d0e77d/8ed88f2e389e451eb312624908dfee4e [2022-11-20 18:07:50,485 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 18:07:50,487 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 18:07:50,488 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 18:07:50,489 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 18:07:50,492 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 18:07:50,493 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 06:07:50" (1/1) ... [2022-11-20 18:07:50,494 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2d812cbb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:07:50, skipping insertion in model container [2022-11-20 18:07:50,494 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 06:07:50" (1/1) ... [2022-11-20 18:07:50,502 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 18:07:50,545 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 18:07:50,732 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_9d6c7284-d4fd-48d3-897b-b19e909608f8/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.4.ufo.BOUNDED-8.pals.c.v+cfa-reducer.c[4900,4913] [2022-11-20 18:07:50,761 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 18:07:50,779 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 18:07:50,814 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_9d6c7284-d4fd-48d3-897b-b19e909608f8/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.4.ufo.BOUNDED-8.pals.c.v+cfa-reducer.c[4900,4913] [2022-11-20 18:07:50,828 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 18:07:50,846 INFO L208 MainTranslator]: Completed translation [2022-11-20 18:07:50,847 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:07:50 WrapperNode [2022-11-20 18:07:50,847 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 18:07:50,848 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 18:07:50,849 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 18:07:50,849 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 18:07:50,857 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:07:50" (1/1) ... [2022-11-20 18:07:50,866 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:07:50" (1/1) ... [2022-11-20 18:07:50,895 INFO L138 Inliner]: procedures = 23, calls = 7, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 342 [2022-11-20 18:07:50,895 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 18:07:50,896 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 18:07:50,896 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 18:07:50,897 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 18:07:50,907 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:07:50" (1/1) ... [2022-11-20 18:07:50,907 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:07:50" (1/1) ... [2022-11-20 18:07:50,910 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:07:50" (1/1) ... [2022-11-20 18:07:50,911 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:07:50" (1/1) ... [2022-11-20 18:07:50,916 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:07:50" (1/1) ... [2022-11-20 18:07:50,920 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:07:50" (1/1) ... [2022-11-20 18:07:50,922 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:07:50" (1/1) ... [2022-11-20 18:07:50,924 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:07:50" (1/1) ... [2022-11-20 18:07:50,927 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 18:07:50,928 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 18:07:50,928 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 18:07:50,928 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 18:07:50,929 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:07:50" (1/1) ... [2022-11-20 18:07:50,936 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 18:07:50,962 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d6c7284-d4fd-48d3-897b-b19e909608f8/bin/ukojak-pZX7IvK2PQ/z3 [2022-11-20 18:07:50,986 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d6c7284-d4fd-48d3-897b-b19e909608f8/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-20 18:07:50,998 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d6c7284-d4fd-48d3-897b-b19e909608f8/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-20 18:07:51,030 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-20 18:07:51,031 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-20 18:07:51,031 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 18:07:51,031 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 18:07:51,190 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 18:07:51,193 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 18:07:51,718 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 18:07:51,855 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 18:07:51,856 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-11-20 18:07:51,859 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 06:07:51 BoogieIcfgContainer [2022-11-20 18:07:51,859 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-20 18:07:51,860 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-20 18:07:51,860 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-20 18:07:51,869 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-20 18:07:51,870 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 06:07:51" (1/1) ... [2022-11-20 18:07:51,878 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 18:07:51,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:07:51,928 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 60 states and 100 transitions. [2022-11-20 18:07:51,928 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 100 transitions. [2022-11-20 18:07:51,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2022-11-20 18:07:51,931 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:07:51,932 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:07:52,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:07:52,343 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:07:52,427 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:07:52,428 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 62 states and 102 transitions. [2022-11-20 18:07:52,428 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 102 transitions. [2022-11-20 18:07:52,429 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2022-11-20 18:07:52,429 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:07:52,430 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:07:52,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:07:52,650 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:07:52,837 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:07:52,839 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 69 states and 114 transitions. [2022-11-20 18:07:52,840 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 114 transitions. [2022-11-20 18:07:52,846 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2022-11-20 18:07:52,846 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:07:52,847 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:07:52,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:07:52,982 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:07:53,007 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:07:53,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 70 states and 114 transitions. [2022-11-20 18:07:53,013 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 114 transitions. [2022-11-20 18:07:53,014 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2022-11-20 18:07:53,014 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:07:53,014 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:07:53,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:07:53,127 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:07:53,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:07:53,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 82 states and 135 transitions. [2022-11-20 18:07:53,401 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 135 transitions. [2022-11-20 18:07:53,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2022-11-20 18:07:53,402 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:07:53,403 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:07:53,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:07:53,495 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:07:53,537 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:07:53,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 83 states and 135 transitions. [2022-11-20 18:07:53,539 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 135 transitions. [2022-11-20 18:07:53,547 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2022-11-20 18:07:53,547 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:07:53,547 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:07:53,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:07:53,621 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:07:53,649 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:07:53,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 84 states and 135 transitions. [2022-11-20 18:07:53,650 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 135 transitions. [2022-11-20 18:07:53,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-11-20 18:07:53,652 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:07:53,653 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:07:53,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:07:53,777 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:07:54,247 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:07:54,248 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 101 states and 165 transitions. [2022-11-20 18:07:54,248 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 165 transitions. [2022-11-20 18:07:54,248 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-11-20 18:07:54,248 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:07:54,249 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:07:54,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:07:54,322 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:07:54,366 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:07:54,380 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 102 states and 165 transitions. [2022-11-20 18:07:54,380 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 165 transitions. [2022-11-20 18:07:54,381 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-11-20 18:07:54,381 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:07:54,381 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:07:54,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:07:54,463 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:07:54,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:07:54,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 103 states and 165 transitions. [2022-11-20 18:07:54,505 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 165 transitions. [2022-11-20 18:07:54,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-11-20 18:07:54,507 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:07:54,508 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:07:54,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:07:54,569 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:07:54,602 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:07:54,603 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 104 states and 165 transitions. [2022-11-20 18:07:54,603 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 165 transitions. [2022-11-20 18:07:54,603 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2022-11-20 18:07:54,604 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:07:54,604 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:07:54,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:07:54,891 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:07:57,230 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:07:57,231 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 205 states to 126 states and 205 transitions. [2022-11-20 18:07:57,231 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 205 transitions. [2022-11-20 18:07:57,232 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2022-11-20 18:07:57,232 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:07:57,232 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:07:57,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:07:57,373 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:07:57,430 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:07:57,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 205 states to 127 states and 205 transitions. [2022-11-20 18:07:57,430 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 205 transitions. [2022-11-20 18:07:57,431 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2022-11-20 18:07:57,431 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:07:57,432 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:07:57,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:07:57,520 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:07:57,555 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:07:57,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 205 states to 128 states and 205 transitions. [2022-11-20 18:07:57,558 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 205 transitions. [2022-11-20 18:07:57,559 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2022-11-20 18:07:57,559 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:07:57,559 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:07:57,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:07:57,650 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:07:57,701 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:07:57,702 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 205 states to 129 states and 205 transitions. [2022-11-20 18:07:57,707 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 205 transitions. [2022-11-20 18:07:57,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2022-11-20 18:07:57,708 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:07:57,709 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:07:57,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:07:57,794 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:07:57,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:07:57,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 205 states to 130 states and 205 transitions. [2022-11-20 18:07:57,844 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 205 transitions. [2022-11-20 18:07:57,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2022-11-20 18:07:57,844 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:07:57,844 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:07:57,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:07:57,945 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:08:01,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:08:01,259 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 247 states to 153 states and 247 transitions. [2022-11-20 18:08:01,259 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 247 transitions. [2022-11-20 18:08:01,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2022-11-20 18:08:01,259 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:08:01,260 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:08:01,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:08:01,888 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:08:07,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:08:07,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 289 states to 177 states and 289 transitions. [2022-11-20 18:08:07,509 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 289 transitions. [2022-11-20 18:08:07,509 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2022-11-20 18:08:07,510 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:08:07,510 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:08:07,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:08:07,561 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:08:07,616 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:08:07,616 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 289 states to 178 states and 289 transitions. [2022-11-20 18:08:07,616 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 289 transitions. [2022-11-20 18:08:07,617 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2022-11-20 18:08:07,617 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:08:07,618 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:08:07,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:08:07,784 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:08:07,865 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:08:07,866 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 289 states to 179 states and 289 transitions. [2022-11-20 18:08:07,866 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 289 transitions. [2022-11-20 18:08:07,868 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2022-11-20 18:08:07,868 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:08:07,868 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:08:07,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:08:07,917 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:08:07,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:08:07,953 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 289 states to 180 states and 289 transitions. [2022-11-20 18:08:07,953 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 289 transitions. [2022-11-20 18:08:07,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2022-11-20 18:08:07,954 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:08:07,954 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:08:07,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:08:08,128 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:08:08,206 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:08:08,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 289 states to 181 states and 289 transitions. [2022-11-20 18:08:08,207 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 289 transitions. [2022-11-20 18:08:08,207 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2022-11-20 18:08:08,207 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:08:08,208 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:08:08,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:08:08,263 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:08:08,296 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:08:08,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 289 states to 182 states and 289 transitions. [2022-11-20 18:08:08,299 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 289 transitions. [2022-11-20 18:08:08,299 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2022-11-20 18:08:08,299 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:08:08,299 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:08:08,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:08:08,439 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:08:08,542 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:08:08,543 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 289 states to 183 states and 289 transitions. [2022-11-20 18:08:08,543 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 289 transitions. [2022-11-20 18:08:08,543 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2022-11-20 18:08:08,544 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:08:08,544 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:08:08,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:08:08,704 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:08:09,230 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:08:09,230 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 292 states to 184 states and 292 transitions. [2022-11-20 18:08:09,230 INFO L276 IsEmpty]: Start isEmpty. Operand 184 states and 292 transitions. [2022-11-20 18:08:09,231 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2022-11-20 18:08:09,231 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:08:09,231 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:08:09,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:08:09,275 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:08:09,506 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:08:09,507 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 292 states to 185 states and 292 transitions. [2022-11-20 18:08:09,507 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 292 transitions. [2022-11-20 18:08:09,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2022-11-20 18:08:09,507 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:08:09,507 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:08:09,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:08:09,925 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:08:17,692 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:08:17,693 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 315 states to 198 states and 315 transitions. [2022-11-20 18:08:17,693 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 315 transitions. [2022-11-20 18:08:17,693 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2022-11-20 18:08:17,693 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:08:17,694 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:08:17,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:08:18,076 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:08:27,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:08:27,217 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 320 states to 201 states and 320 transitions. [2022-11-20 18:08:27,217 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 320 transitions. [2022-11-20 18:08:27,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2022-11-20 18:08:27,218 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:08:27,218 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:08:27,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:08:27,702 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:08:40,270 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:08:40,271 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 337 states to 209 states and 337 transitions. [2022-11-20 18:08:40,271 INFO L276 IsEmpty]: Start isEmpty. Operand 209 states and 337 transitions. [2022-11-20 18:08:40,272 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2022-11-20 18:08:40,272 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:08:40,272 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:08:40,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:08:40,355 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:08:40,828 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:08:40,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 337 states to 210 states and 337 transitions. [2022-11-20 18:08:40,834 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 337 transitions. [2022-11-20 18:08:40,835 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2022-11-20 18:08:40,835 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:08:40,840 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:08:40,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:08:40,923 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:08:40,974 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:08:40,977 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 337 states to 211 states and 337 transitions. [2022-11-20 18:08:40,977 INFO L276 IsEmpty]: Start isEmpty. Operand 211 states and 337 transitions. [2022-11-20 18:08:40,977 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2022-11-20 18:08:40,977 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:08:40,978 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:08:40,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:08:41,987 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:08:44,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:08:44,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 351 states to 215 states and 351 transitions. [2022-11-20 18:08:44,121 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 351 transitions. [2022-11-20 18:08:44,122 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2022-11-20 18:08:44,122 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:08:44,122 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:08:44,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:08:57,351 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 2 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:10:31,262 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:10:31,263 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 454 states to 252 states and 454 transitions. [2022-11-20 18:10:31,263 INFO L276 IsEmpty]: Start isEmpty. Operand 252 states and 454 transitions. [2022-11-20 18:10:31,264 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2022-11-20 18:10:31,264 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:10:31,264 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:10:31,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:10:32,270 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-11-20 18:11:19,304 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:11:19,305 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 493 states to 270 states and 493 transitions. [2022-11-20 18:11:19,305 INFO L276 IsEmpty]: Start isEmpty. Operand 270 states and 493 transitions. [2022-11-20 18:11:19,306 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2022-11-20 18:11:19,306 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:11:19,306 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:11:19,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:11:19,848 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-11-20 18:11:46,779 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:11:46,780 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 522 states to 284 states and 522 transitions. [2022-11-20 18:11:46,780 INFO L276 IsEmpty]: Start isEmpty. Operand 284 states and 522 transitions. [2022-11-20 18:11:46,781 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2022-11-20 18:11:46,781 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:11:46,781 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:11:46,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:11:47,376 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-11-20 18:12:26,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:12:26,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 561 states to 303 states and 561 transitions. [2022-11-20 18:12:26,309 INFO L276 IsEmpty]: Start isEmpty. Operand 303 states and 561 transitions. [2022-11-20 18:12:26,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2022-11-20 18:12:26,310 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:12:26,310 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:12:26,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:12:26,941 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-11-20 18:12:43,838 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:12:43,839 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 579 states to 312 states and 579 transitions. [2022-11-20 18:12:43,840 INFO L276 IsEmpty]: Start isEmpty. Operand 312 states and 579 transitions. [2022-11-20 18:12:43,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2022-11-20 18:12:43,841 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:12:43,841 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:12:43,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:12:44,514 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2022-11-20 18:12:51,971 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:12:51,972 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 586 states to 316 states and 586 transitions. [2022-11-20 18:12:51,972 INFO L276 IsEmpty]: Start isEmpty. Operand 316 states and 586 transitions. [2022-11-20 18:12:51,974 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2022-11-20 18:12:51,974 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:12:51,974 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:12:52,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:13:24,237 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 2 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:16:54,183 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:16:54,185 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 685 states to 351 states and 685 transitions. [2022-11-20 18:16:54,185 INFO L276 IsEmpty]: Start isEmpty. Operand 351 states and 685 transitions. [2022-11-20 18:16:54,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2022-11-20 18:16:54,186 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:16:54,186 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:16:54,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:16:55,933 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 3 proven. 9 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-20 18:20:15,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:20:15,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 792 states to 389 states and 792 transitions. [2022-11-20 18:20:15,878 INFO L276 IsEmpty]: Start isEmpty. Operand 389 states and 792 transitions. [2022-11-20 18:20:15,879 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2022-11-20 18:20:15,879 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:20:15,879 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:20:15,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:21:05,037 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 2 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.