./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/ps2-ll_unwindbound10.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 2329fc70 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_f0342fc0-6fcc-4a18-941d-2903e65bf2b6/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0342fc0-6fcc-4a18-941d-2903e65bf2b6/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_f0342fc0-6fcc-4a18-941d-2903e65bf2b6/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0342fc0-6fcc-4a18-941d-2903e65bf2b6/bin/ukojak-rkRKPMF4O4/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/ps2-ll_unwindbound10.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0342fc0-6fcc-4a18-941d-2903e65bf2b6/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_f0342fc0-6fcc-4a18-941d-2903e65bf2b6/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 111e613944cc7c4f40e73d8912198083d9e385bb8d4d44cecdc5062eedc235a0 --- 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 20:51:20,610 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 20:51:20,612 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 20:51:20,639 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 20:51:20,640 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 20:51:20,641 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 20:51:20,643 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 20:51:20,644 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 20:51:20,645 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 20:51:20,646 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 20:51:20,646 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 20:51:20,647 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 20:51:20,647 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 20:51:20,648 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 20:51:20,648 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 20:51:20,649 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 20:51:20,650 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 20:51:20,650 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 20:51:20,651 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 20:51:20,652 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 20:51:20,654 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 20:51:20,655 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 20:51:20,655 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 20:51:20,656 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 20:51:20,658 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 20:51:20,659 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 20:51:20,659 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 20:51:20,660 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 20:51:20,660 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 20:51:20,661 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 20:51:20,661 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 20:51:20,661 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 20:51:20,662 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 20:51:20,662 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 20:51:20,663 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 20:51:20,663 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 20:51:20,664 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 20:51:20,664 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 20:51:20,664 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 20:51:20,665 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 20:51:20,665 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 20:51:20,666 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0342fc0-6fcc-4a18-941d-2903e65bf2b6/bin/ukojak-rkRKPMF4O4/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-12-14 20:51:20,680 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 20:51:20,680 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 20:51:20,681 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-14 20:51:20,681 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-12-14 20:51:20,681 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-14 20:51:20,681 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-14 20:51:20,682 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 20:51:20,682 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-14 20:51:20,682 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-14 20:51:20,682 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-14 20:51:20,682 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 20:51:20,682 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-14 20:51:20,683 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 20:51:20,683 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-14 20:51:20,683 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-14 20:51:20,683 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-14 20:51:20,683 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 20:51:20,683 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-14 20:51:20,684 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-14 20:51:20,684 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-14 20:51:20,684 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 20:51:20,684 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 20:51:20,684 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 20:51:20,684 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 20:51:20,685 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-14 20:51:20,685 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-12-14 20:51:20,685 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-14 20:51:20,685 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-14 20:51:20,685 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_f0342fc0-6fcc-4a18-941d-2903e65bf2b6/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0342fc0-6fcc-4a18-941d-2903e65bf2b6/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 111e613944cc7c4f40e73d8912198083d9e385bb8d4d44cecdc5062eedc235a0 [2022-12-14 20:51:20,845 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 20:51:20,865 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 20:51:20,867 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 20:51:20,868 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 20:51:20,869 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 20:51:20,870 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0342fc0-6fcc-4a18-941d-2903e65bf2b6/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/nla-digbench-scaling/ps2-ll_unwindbound10.c [2022-12-14 20:51:23,474 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 20:51:23,613 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 20:51:23,614 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0342fc0-6fcc-4a18-941d-2903e65bf2b6/sv-benchmarks/c/nla-digbench-scaling/ps2-ll_unwindbound10.c [2022-12-14 20:51:23,618 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0342fc0-6fcc-4a18-941d-2903e65bf2b6/bin/ukojak-rkRKPMF4O4/data/abbd91e54/6504739ad4bb42d792cbb431a9bb687d/FLAG016f0917d [2022-12-14 20:51:24,036 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0342fc0-6fcc-4a18-941d-2903e65bf2b6/bin/ukojak-rkRKPMF4O4/data/abbd91e54/6504739ad4bb42d792cbb431a9bb687d [2022-12-14 20:51:24,039 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 20:51:24,040 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 20:51:24,041 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 20:51:24,041 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 20:51:24,044 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 20:51:24,044 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 08:51:24" (1/1) ... [2022-12-14 20:51:24,045 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@231c49d2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:51:24, skipping insertion in model container [2022-12-14 20:51:24,045 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 08:51:24" (1/1) ... [2022-12-14 20:51:24,050 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 20:51:24,060 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 20:51:24,158 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_f0342fc0-6fcc-4a18-941d-2903e65bf2b6/sv-benchmarks/c/nla-digbench-scaling/ps2-ll_unwindbound10.c[454,467] [2022-12-14 20:51:24,168 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 20:51:24,176 INFO L203 MainTranslator]: Completed pre-run [2022-12-14 20:51:24,187 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_f0342fc0-6fcc-4a18-941d-2903e65bf2b6/sv-benchmarks/c/nla-digbench-scaling/ps2-ll_unwindbound10.c[454,467] [2022-12-14 20:51:24,192 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 20:51:24,203 INFO L208 MainTranslator]: Completed translation [2022-12-14 20:51:24,203 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:51:24 WrapperNode [2022-12-14 20:51:24,203 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 20:51:24,204 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-14 20:51:24,205 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-14 20:51:24,205 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-14 20:51:24,210 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:51:24" (1/1) ... [2022-12-14 20:51:24,215 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:51:24" (1/1) ... [2022-12-14 20:51:24,227 INFO L138 Inliner]: procedures = 14, calls = 9, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 38 [2022-12-14 20:51:24,227 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-14 20:51:24,228 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-14 20:51:24,228 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-14 20:51:24,228 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-14 20:51:24,234 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:51:24" (1/1) ... [2022-12-14 20:51:24,234 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:51:24" (1/1) ... [2022-12-14 20:51:24,235 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:51:24" (1/1) ... [2022-12-14 20:51:24,236 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:51:24" (1/1) ... [2022-12-14 20:51:24,238 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:51:24" (1/1) ... [2022-12-14 20:51:24,240 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:51:24" (1/1) ... [2022-12-14 20:51:24,241 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:51:24" (1/1) ... [2022-12-14 20:51:24,242 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:51:24" (1/1) ... [2022-12-14 20:51:24,243 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-14 20:51:24,244 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-14 20:51:24,244 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-14 20:51:24,244 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-14 20:51:24,245 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:51:24" (1/1) ... [2022-12-14 20:51:24,250 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 20:51:24,258 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0342fc0-6fcc-4a18-941d-2903e65bf2b6/bin/ukojak-rkRKPMF4O4/z3 [2022-12-14 20:51:24,268 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0342fc0-6fcc-4a18-941d-2903e65bf2b6/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-14 20:51:24,270 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0342fc0-6fcc-4a18-941d-2903e65bf2b6/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-14 20:51:24,302 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-14 20:51:24,302 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-14 20:51:24,303 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-14 20:51:24,303 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-14 20:51:24,303 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2022-12-14 20:51:24,303 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2022-12-14 20:51:24,360 INFO L235 CfgBuilder]: Building ICFG [2022-12-14 20:51:24,362 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-14 20:51:24,456 INFO L276 CfgBuilder]: Performing block encoding [2022-12-14 20:51:24,471 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-14 20:51:24,472 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-12-14 20:51:24,474 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 08:51:24 BoogieIcfgContainer [2022-12-14 20:51:24,474 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-14 20:51:24,475 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-12-14 20:51:24,475 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-12-14 20:51:24,482 INFO L275 PluginConnector]: CodeCheck initialized [2022-12-14 20:51:24,482 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 08:51:24" (1/1) ... [2022-12-14 20:51:24,497 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 20:51:24,542 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:51:24,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 14 states and 18 transitions. [2022-12-14 20:51:24,548 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 18 transitions. [2022-12-14 20:51:24,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2022-12-14 20:51:24,551 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:51:24,552 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:51:24,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:51:24,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:51:24,646 INFO L263 TraceCheckSpWp]: Trace formula consists of 45 conjuncts, 1 conjunts are in the unsatisfiable core [2022-12-14 20:51:24,649 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:51:24,666 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 20:51:24,680 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:51:24,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 14 states and 16 transitions. [2022-12-14 20:51:24,680 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 16 transitions. [2022-12-14 20:51:24,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-12-14 20:51:24,681 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:51:24,681 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:51:24,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:51:24,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:51:24,725 INFO L263 TraceCheckSpWp]: Trace formula consists of 49 conjuncts, 3 conjunts are in the unsatisfiable core [2022-12-14 20:51:24,726 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:51:24,771 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:51:24,805 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:51:24,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 16 states and 19 transitions. [2022-12-14 20:51:24,806 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 19 transitions. [2022-12-14 20:51:24,806 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-12-14 20:51:24,806 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:51:24,807 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:51:24,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:51:24,837 INFO L263 TraceCheckSpWp]: Trace formula consists of 49 conjuncts, 10 conjunts are in the unsatisfiable core [2022-12-14 20:51:24,839 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:51:24,906 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 20:51:25,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:51:25,091 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 21 states and 29 transitions. [2022-12-14 20:51:25,092 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 29 transitions. [2022-12-14 20:51:25,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-12-14 20:51:25,093 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:51:25,094 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:51:25,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:51:25,122 INFO L263 TraceCheckSpWp]: Trace formula consists of 59 conjuncts, 11 conjunts are in the unsatisfiable core [2022-12-14 20:51:25,124 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:51:25,217 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:51:25,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:51:25,380 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 25 states and 37 transitions. [2022-12-14 20:51:25,380 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 37 transitions. [2022-12-14 20:51:25,380 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-12-14 20:51:25,380 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:51:25,380 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:51:25,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:51:25,401 INFO L263 TraceCheckSpWp]: Trace formula consists of 70 conjuncts, 19 conjunts are in the unsatisfiable core [2022-12-14 20:51:25,403 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:51:25,482 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:51:25,787 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:51:25,788 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 29 states and 45 transitions. [2022-12-14 20:51:25,788 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 45 transitions. [2022-12-14 20:51:25,789 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-12-14 20:51:25,789 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:51:25,789 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:51:25,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:51:25,810 INFO L263 TraceCheckSpWp]: Trace formula consists of 70 conjuncts, 5 conjunts are in the unsatisfiable core [2022-12-14 20:51:25,811 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:51:25,855 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:51:26,356 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:51:26,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 37 states and 67 transitions. [2022-12-14 20:51:26,357 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 67 transitions. [2022-12-14 20:51:26,358 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-12-14 20:51:26,358 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:51:26,358 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:51:26,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:51:26,378 INFO L263 TraceCheckSpWp]: Trace formula consists of 70 conjuncts, 19 conjunts are in the unsatisfiable core [2022-12-14 20:51:26,380 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:51:26,425 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:51:26,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:51:26,661 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 39 states and 68 transitions. [2022-12-14 20:51:26,661 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 68 transitions. [2022-12-14 20:51:26,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-12-14 20:51:26,661 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:51:26,662 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:51:26,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:51:26,683 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 7 conjunts are in the unsatisfiable core [2022-12-14 20:51:26,684 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:51:26,756 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:51:27,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:51:27,204 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 43 states and 83 transitions. [2022-12-14 20:51:27,204 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 83 transitions. [2022-12-14 20:51:27,205 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-12-14 20:51:27,205 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:51:27,205 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:51:27,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:51:27,225 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 23 conjunts are in the unsatisfiable core [2022-12-14 20:51:27,226 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:51:27,338 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 11 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-14 20:51:27,953 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:51:27,954 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 47 states and 97 transitions. [2022-12-14 20:51:27,954 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 97 transitions. [2022-12-14 20:51:27,955 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-12-14 20:51:27,955 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:51:27,955 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:51:27,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:51:27,980 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 23 conjunts are in the unsatisfiable core [2022-12-14 20:51:27,982 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:51:28,048 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 11 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-14 20:51:28,427 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:51:28,427 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 49 states and 98 transitions. [2022-12-14 20:51:28,428 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 98 transitions. [2022-12-14 20:51:28,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-12-14 20:51:28,428 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:51:28,428 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:51:28,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:51:28,446 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 7 conjunts are in the unsatisfiable core [2022-12-14 20:51:28,448 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:51:28,469 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:51:29,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:51:29,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 53 states and 107 transitions. [2022-12-14 20:51:29,062 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 107 transitions. [2022-12-14 20:51:29,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-12-14 20:51:29,064 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:51:29,064 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:51:29,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:51:29,087 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 23 conjunts are in the unsatisfiable core [2022-12-14 20:51:29,088 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:51:29,174 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 11 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-14 20:51:29,520 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:51:29,521 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 55 states and 108 transitions. [2022-12-14 20:51:29,521 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 108 transitions. [2022-12-14 20:51:29,522 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-12-14 20:51:29,522 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:51:29,523 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:51:29,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:51:29,549 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 27 conjunts are in the unsatisfiable core [2022-12-14 20:51:29,551 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:51:29,679 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 11 proven. 22 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-12-14 20:51:30,654 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:51:30,655 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 59 states and 123 transitions. [2022-12-14 20:51:30,656 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 123 transitions. [2022-12-14 20:51:30,657 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-12-14 20:51:30,657 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:51:30,657 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:51:30,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:51:30,684 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 27 conjunts are in the unsatisfiable core [2022-12-14 20:51:30,686 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:51:30,828 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 11 proven. 22 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-12-14 20:51:31,363 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:51:31,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 61 states and 124 transitions. [2022-12-14 20:51:31,364 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 124 transitions. [2022-12-14 20:51:31,365 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-12-14 20:51:31,365 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:51:31,365 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:51:31,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:51:31,386 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 9 conjunts are in the unsatisfiable core [2022-12-14 20:51:31,388 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:51:31,521 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 6 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:51:32,986 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:51:32,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 156 states to 69 states and 156 transitions. [2022-12-14 20:51:32,987 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 156 transitions. [2022-12-14 20:51:32,987 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-12-14 20:51:32,987 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:51:32,987 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:51:33,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:51:33,009 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 27 conjunts are in the unsatisfiable core [2022-12-14 20:51:33,010 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:51:33,143 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 11 proven. 22 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-12-14 20:51:33,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:51:33,675 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 71 states and 157 transitions. [2022-12-14 20:51:33,676 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 157 transitions. [2022-12-14 20:51:33,676 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-12-14 20:51:33,676 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:51:33,676 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:51:33,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:51:33,702 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 27 conjunts are in the unsatisfiable core [2022-12-14 20:51:33,703 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:51:33,845 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 11 proven. 22 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-12-14 20:51:34,622 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:51:34,622 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 74 states and 160 transitions. [2022-12-14 20:51:34,623 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 160 transitions. [2022-12-14 20:51:34,623 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-12-14 20:51:34,623 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:51:34,623 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:51:34,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:51:34,638 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 9 conjunts are in the unsatisfiable core [2022-12-14 20:51:34,639 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:51:34,663 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 6 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:51:34,851 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:51:34,851 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 159 states to 74 states and 159 transitions. [2022-12-14 20:51:34,851 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 159 transitions. [2022-12-14 20:51:34,852 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-12-14 20:51:34,852 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:51:34,852 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:51:34,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:51:34,870 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 9 conjunts are in the unsatisfiable core [2022-12-14 20:51:34,870 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:51:34,896 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 6 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:51:35,109 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:51:35,110 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 74 states and 158 transitions. [2022-12-14 20:51:35,110 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 158 transitions. [2022-12-14 20:51:35,111 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2022-12-14 20:51:35,111 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:51:35,111 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:51:35,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:51:35,139 INFO L263 TraceCheckSpWp]: Trace formula consists of 133 conjuncts, 31 conjunts are in the unsatisfiable core [2022-12-14 20:51:35,140 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:51:35,310 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 16 proven. 37 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2022-12-14 20:51:36,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:51:36,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 174 states to 78 states and 174 transitions. [2022-12-14 20:51:36,500 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 174 transitions. [2022-12-14 20:51:36,501 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2022-12-14 20:51:36,501 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:51:36,501 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:51:36,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:51:36,524 INFO L263 TraceCheckSpWp]: Trace formula consists of 133 conjuncts, 31 conjunts are in the unsatisfiable core [2022-12-14 20:51:36,525 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:51:36,628 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 16 proven. 37 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2022-12-14 20:51:37,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:51:37,617 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 179 states to 81 states and 179 transitions. [2022-12-14 20:51:37,618 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 179 transitions. [2022-12-14 20:51:37,618 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2022-12-14 20:51:37,618 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:51:37,618 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:51:37,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:51:37,638 INFO L263 TraceCheckSpWp]: Trace formula consists of 133 conjuncts, 31 conjunts are in the unsatisfiable core [2022-12-14 20:51:37,639 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:51:37,786 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 16 proven. 37 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2022-12-14 20:51:38,470 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:51:38,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 180 states to 83 states and 180 transitions. [2022-12-14 20:51:38,471 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 180 transitions. [2022-12-14 20:51:38,472 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2022-12-14 20:51:38,472 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:51:38,472 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:51:38,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:51:38,494 INFO L263 TraceCheckSpWp]: Trace formula consists of 133 conjuncts, 31 conjunts are in the unsatisfiable core [2022-12-14 20:51:38,494 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:51:38,662 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 16 proven. 37 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2022-12-14 20:51:39,259 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:51:39,259 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 181 states to 85 states and 181 transitions. [2022-12-14 20:51:39,259 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 181 transitions. [2022-12-14 20:51:39,260 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2022-12-14 20:51:39,260 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:51:39,260 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:51:39,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:51:39,282 INFO L263 TraceCheckSpWp]: Trace formula consists of 133 conjuncts, 11 conjunts are in the unsatisfiable core [2022-12-14 20:51:39,282 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:51:39,445 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 8 proven. 56 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:51:41,481 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:51:41,482 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 218 states to 93 states and 218 transitions. [2022-12-14 20:51:41,482 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 218 transitions. [2022-12-14 20:51:41,483 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2022-12-14 20:51:41,483 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:51:41,483 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:51:41,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:51:41,506 INFO L263 TraceCheckSpWp]: Trace formula consists of 133 conjuncts, 31 conjunts are in the unsatisfiable core [2022-12-14 20:51:41,507 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:51:41,704 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 16 proven. 37 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2022-12-14 20:51:42,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:51:42,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 221 states to 96 states and 221 transitions. [2022-12-14 20:51:42,767 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 221 transitions. [2022-12-14 20:51:42,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2022-12-14 20:51:42,767 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:51:42,768 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:51:42,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:51:42,792 INFO L263 TraceCheckSpWp]: Trace formula consists of 133 conjuncts, 11 conjunts are in the unsatisfiable core [2022-12-14 20:51:42,792 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:51:42,820 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 8 proven. 56 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:51:43,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:51:43,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 220 states to 96 states and 220 transitions. [2022-12-14 20:51:43,170 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 220 transitions. [2022-12-14 20:51:43,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2022-12-14 20:51:43,171 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:51:43,171 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:51:43,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:51:43,193 INFO L263 TraceCheckSpWp]: Trace formula consists of 133 conjuncts, 11 conjunts are in the unsatisfiable core [2022-12-14 20:51:43,194 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:51:43,223 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 8 proven. 56 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:51:43,469 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:51:43,469 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 219 states to 96 states and 219 transitions. [2022-12-14 20:51:43,469 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 219 transitions. [2022-12-14 20:51:43,470 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2022-12-14 20:51:43,470 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:51:43,470 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:51:43,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:51:43,485 INFO L263 TraceCheckSpWp]: Trace formula consists of 133 conjuncts, 11 conjunts are in the unsatisfiable core [2022-12-14 20:51:43,485 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:51:43,512 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 8 proven. 56 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:51:43,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:51:43,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 218 states to 96 states and 218 transitions. [2022-12-14 20:51:43,815 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 218 transitions. [2022-12-14 20:51:43,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-12-14 20:51:43,816 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:51:43,816 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:51:43,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:51:43,842 INFO L263 TraceCheckSpWp]: Trace formula consists of 154 conjuncts, 35 conjunts are in the unsatisfiable core [2022-12-14 20:51:43,842 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:51:44,279 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 21 proven. 56 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2022-12-14 20:51:46,512 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:51:46,513 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 239 states to 100 states and 239 transitions. [2022-12-14 20:51:46,513 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 239 transitions. [2022-12-14 20:51:46,513 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-12-14 20:51:46,513 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:51:46,514 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:51:46,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:51:46,537 INFO L263 TraceCheckSpWp]: Trace formula consists of 154 conjuncts, 13 conjunts are in the unsatisfiable core [2022-12-14 20:51:46,538 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:51:46,782 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 10 proven. 90 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:51:49,196 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:51:49,197 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 281 states to 108 states and 281 transitions. [2022-12-14 20:51:49,197 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 281 transitions. [2022-12-14 20:51:49,198 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-12-14 20:51:49,198 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:51:49,198 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:51:49,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:51:49,233 INFO L263 TraceCheckSpWp]: Trace formula consists of 154 conjuncts, 35 conjunts are in the unsatisfiable core [2022-12-14 20:51:49,234 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:51:49,537 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 21 proven. 56 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2022-12-14 20:51:50,545 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:51:50,546 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 284 states to 111 states and 284 transitions. [2022-12-14 20:51:50,546 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 284 transitions. [2022-12-14 20:51:50,546 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-12-14 20:51:50,546 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:51:50,547 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:51:50,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:51:50,569 INFO L263 TraceCheckSpWp]: Trace formula consists of 154 conjuncts, 13 conjunts are in the unsatisfiable core [2022-12-14 20:51:50,570 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:51:50,605 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 10 proven. 90 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:51:50,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:51:50,925 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 283 states to 111 states and 283 transitions. [2022-12-14 20:51:50,925 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 283 transitions. [2022-12-14 20:51:50,925 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-12-14 20:51:50,925 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:51:50,925 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:51:50,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:51:50,956 INFO L263 TraceCheckSpWp]: Trace formula consists of 154 conjuncts, 35 conjunts are in the unsatisfiable core [2022-12-14 20:51:50,957 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:51:51,302 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 21 proven. 56 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2022-12-14 20:51:52,478 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:51:52,478 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 284 states to 113 states and 284 transitions. [2022-12-14 20:51:52,478 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 284 transitions. [2022-12-14 20:51:52,479 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-12-14 20:51:52,479 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:51:52,479 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:51:52,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:51:52,495 INFO L263 TraceCheckSpWp]: Trace formula consists of 154 conjuncts, 13 conjunts are in the unsatisfiable core [2022-12-14 20:51:52,496 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:51:52,526 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 10 proven. 90 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:51:52,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:51:52,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 283 states to 113 states and 283 transitions. [2022-12-14 20:51:52,841 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 283 transitions. [2022-12-14 20:51:52,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-12-14 20:51:52,842 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:51:52,842 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:51:52,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:51:52,874 INFO L263 TraceCheckSpWp]: Trace formula consists of 154 conjuncts, 35 conjunts are in the unsatisfiable core [2022-12-14 20:51:52,876 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:51:53,130 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 21 proven. 56 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2022-12-14 20:51:53,990 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:51:53,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 284 states to 115 states and 284 transitions. [2022-12-14 20:51:53,990 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 284 transitions. [2022-12-14 20:51:53,991 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-12-14 20:51:53,991 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:51:53,991 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:51:54,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:51:54,020 INFO L263 TraceCheckSpWp]: Trace formula consists of 154 conjuncts, 35 conjunts are in the unsatisfiable core [2022-12-14 20:51:54,021 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:51:54,264 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 21 proven. 56 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2022-12-14 20:51:55,322 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:51:55,322 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 287 states to 118 states and 287 transitions. [2022-12-14 20:51:55,322 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 287 transitions. [2022-12-14 20:51:55,323 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-12-14 20:51:55,323 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:51:55,323 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:51:55,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:51:55,348 INFO L263 TraceCheckSpWp]: Trace formula consists of 154 conjuncts, 35 conjunts are in the unsatisfiable core [2022-12-14 20:51:55,349 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:51:55,585 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 21 proven. 56 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2022-12-14 20:51:56,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:51:56,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 290 states to 121 states and 290 transitions. [2022-12-14 20:51:56,817 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 290 transitions. [2022-12-14 20:51:56,818 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-12-14 20:51:56,818 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:51:56,818 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:51:56,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:51:56,838 INFO L263 TraceCheckSpWp]: Trace formula consists of 154 conjuncts, 13 conjunts are in the unsatisfiable core [2022-12-14 20:51:56,838 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:51:56,878 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 10 proven. 90 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:51:57,278 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:51:57,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 289 states to 121 states and 289 transitions. [2022-12-14 20:51:57,278 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 289 transitions. [2022-12-14 20:51:57,279 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-12-14 20:51:57,279 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:51:57,279 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:51:57,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:51:57,302 INFO L263 TraceCheckSpWp]: Trace formula consists of 154 conjuncts, 13 conjunts are in the unsatisfiable core [2022-12-14 20:51:57,303 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:51:57,343 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 10 proven. 90 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:51:57,775 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:51:57,775 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 288 states to 121 states and 288 transitions. [2022-12-14 20:51:57,775 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 288 transitions. [2022-12-14 20:51:57,776 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2022-12-14 20:51:57,776 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:51:57,776 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:51:57,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:51:57,814 INFO L263 TraceCheckSpWp]: Trace formula consists of 175 conjuncts, 39 conjunts are in the unsatisfiable core [2022-12-14 20:51:57,815 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:51:58,487 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 26 proven. 79 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2022-12-14 20:52:01,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:52:01,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 312 states to 125 states and 312 transitions. [2022-12-14 20:52:01,384 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 312 transitions. [2022-12-14 20:52:01,385 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2022-12-14 20:52:01,385 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:52:01,385 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:52:01,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:52:01,414 INFO L263 TraceCheckSpWp]: Trace formula consists of 175 conjuncts, 39 conjunts are in the unsatisfiable core [2022-12-14 20:52:01,415 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:52:01,848 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 26 proven. 79 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2022-12-14 20:52:03,000 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:52:03,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 313 states to 127 states and 313 transitions. [2022-12-14 20:52:03,001 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 313 transitions. [2022-12-14 20:52:03,001 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2022-12-14 20:52:03,001 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:52:03,001 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:52:03,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:52:03,023 INFO L263 TraceCheckSpWp]: Trace formula consists of 175 conjuncts, 15 conjunts are in the unsatisfiable core [2022-12-14 20:52:03,023 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:52:03,294 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 12 proven. 132 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:52:06,139 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:52:06,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 360 states to 135 states and 360 transitions. [2022-12-14 20:52:06,140 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 360 transitions. [2022-12-14 20:52:06,140 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2022-12-14 20:52:06,140 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:52:06,141 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:52:06,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:52:06,179 INFO L263 TraceCheckSpWp]: Trace formula consists of 175 conjuncts, 39 conjunts are in the unsatisfiable core [2022-12-14 20:52:06,180 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:52:06,632 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 26 proven. 79 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2022-12-14 20:52:08,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:52:08,082 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 363 states to 138 states and 363 transitions. [2022-12-14 20:52:08,082 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 363 transitions. [2022-12-14 20:52:08,082 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2022-12-14 20:52:08,082 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:52:08,082 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:52:08,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:52:08,108 INFO L263 TraceCheckSpWp]: Trace formula consists of 175 conjuncts, 39 conjunts are in the unsatisfiable core [2022-12-14 20:52:08,109 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:52:08,468 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 26 proven. 79 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2022-12-14 20:52:09,543 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:52:09,544 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 364 states to 140 states and 364 transitions. [2022-12-14 20:52:09,544 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 364 transitions. [2022-12-14 20:52:09,545 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2022-12-14 20:52:09,545 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:52:09,545 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:52:09,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:52:09,571 INFO L263 TraceCheckSpWp]: Trace formula consists of 175 conjuncts, 15 conjunts are in the unsatisfiable core [2022-12-14 20:52:09,572 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:52:09,617 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 12 proven. 132 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:52:10,000 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:52:10,000 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 363 states to 140 states and 363 transitions. [2022-12-14 20:52:10,001 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 363 transitions. [2022-12-14 20:52:10,001 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2022-12-14 20:52:10,001 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:52:10,001 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:52:10,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:52:10,049 INFO L263 TraceCheckSpWp]: Trace formula consists of 175 conjuncts, 39 conjunts are in the unsatisfiable core [2022-12-14 20:52:10,051 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:52:10,474 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 26 proven. 79 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2022-12-14 20:52:12,243 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:52:12,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 366 states to 143 states and 366 transitions. [2022-12-14 20:52:12,244 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 366 transitions. [2022-12-14 20:52:12,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2022-12-14 20:52:12,244 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:52:12,244 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:52:12,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:52:12,278 INFO L263 TraceCheckSpWp]: Trace formula consists of 175 conjuncts, 39 conjunts are in the unsatisfiable core [2022-12-14 20:52:12,279 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:52:12,862 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 26 proven. 79 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2022-12-14 20:52:14,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:52:14,373 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 369 states to 146 states and 369 transitions. [2022-12-14 20:52:14,373 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 369 transitions. [2022-12-14 20:52:14,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2022-12-14 20:52:14,374 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:52:14,374 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:52:14,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:52:14,398 INFO L263 TraceCheckSpWp]: Trace formula consists of 175 conjuncts, 15 conjunts are in the unsatisfiable core [2022-12-14 20:52:14,400 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:52:14,441 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 12 proven. 132 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:52:14,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:52:14,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 368 states to 146 states and 368 transitions. [2022-12-14 20:52:14,916 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 368 transitions. [2022-12-14 20:52:14,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2022-12-14 20:52:14,917 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:52:14,917 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:52:14,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:52:14,952 INFO L263 TraceCheckSpWp]: Trace formula consists of 175 conjuncts, 39 conjunts are in the unsatisfiable core [2022-12-14 20:52:14,953 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:52:15,266 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 26 proven. 79 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2022-12-14 20:52:16,635 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:52:16,635 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 371 states to 149 states and 371 transitions. [2022-12-14 20:52:16,635 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 371 transitions. [2022-12-14 20:52:16,636 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2022-12-14 20:52:16,636 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:52:16,636 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:52:16,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:52:16,656 INFO L263 TraceCheckSpWp]: Trace formula consists of 175 conjuncts, 15 conjunts are in the unsatisfiable core [2022-12-14 20:52:16,657 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:52:16,690 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 12 proven. 132 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:52:17,140 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:52:17,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 370 states to 149 states and 370 transitions. [2022-12-14 20:52:17,141 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 370 transitions. [2022-12-14 20:52:17,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2022-12-14 20:52:17,141 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:52:17,142 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:52:17,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:52:17,162 INFO L263 TraceCheckSpWp]: Trace formula consists of 175 conjuncts, 15 conjunts are in the unsatisfiable core [2022-12-14 20:52:17,164 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:52:17,222 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 12 proven. 132 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:52:17,771 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:52:17,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 369 states to 149 states and 369 transitions. [2022-12-14 20:52:17,772 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 369 transitions. [2022-12-14 20:52:17,772 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2022-12-14 20:52:17,772 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:52:17,772 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:52:17,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:52:17,798 INFO L263 TraceCheckSpWp]: Trace formula consists of 175 conjuncts, 15 conjunts are in the unsatisfiable core [2022-12-14 20:52:17,799 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:52:17,835 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 12 proven. 132 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:52:18,271 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:52:18,271 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 368 states to 149 states and 368 transitions. [2022-12-14 20:52:18,271 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 368 transitions. [2022-12-14 20:52:18,272 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2022-12-14 20:52:18,272 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:52:18,272 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:52:18,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:52:18,306 INFO L263 TraceCheckSpWp]: Trace formula consists of 196 conjuncts, 43 conjunts are in the unsatisfiable core [2022-12-14 20:52:18,308 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:52:18,900 INFO L134 CoverageAnalysis]: Checked inductivity of 203 backedges. 31 proven. 106 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2022-12-14 20:52:21,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:52:21,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 395 states to 153 states and 395 transitions. [2022-12-14 20:52:21,964 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 395 transitions. [2022-12-14 20:52:21,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2022-12-14 20:52:21,964 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:52:21,964 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:52:22,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:52:22,004 INFO L263 TraceCheckSpWp]: Trace formula consists of 196 conjuncts, 43 conjunts are in the unsatisfiable core [2022-12-14 20:52:22,005 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:52:22,326 INFO L134 CoverageAnalysis]: Checked inductivity of 203 backedges. 31 proven. 106 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2022-12-14 20:52:23,891 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:52:23,891 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 396 states to 155 states and 396 transitions. [2022-12-14 20:52:23,891 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 396 transitions. [2022-12-14 20:52:23,892 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2022-12-14 20:52:23,892 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:52:23,892 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:52:23,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:52:23,911 INFO L263 TraceCheckSpWp]: Trace formula consists of 196 conjuncts, 17 conjunts are in the unsatisfiable core [2022-12-14 20:52:23,912 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:52:24,248 INFO L134 CoverageAnalysis]: Checked inductivity of 196 backedges. 14 proven. 182 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:52:27,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:52:27,860 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 448 states to 163 states and 448 transitions. [2022-12-14 20:52:27,860 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 448 transitions. [2022-12-14 20:52:27,860 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2022-12-14 20:52:27,860 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:52:27,860 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:52:27,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:52:27,895 INFO L263 TraceCheckSpWp]: Trace formula consists of 196 conjuncts, 43 conjunts are in the unsatisfiable core [2022-12-14 20:52:27,896 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:52:28,502 INFO L134 CoverageAnalysis]: Checked inductivity of 203 backedges. 31 proven. 106 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2022-12-14 20:52:30,209 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:52:30,210 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 451 states to 166 states and 451 transitions. [2022-12-14 20:52:30,210 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 451 transitions. [2022-12-14 20:52:30,211 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2022-12-14 20:52:30,211 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:52:30,211 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:52:30,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:52:30,235 INFO L263 TraceCheckSpWp]: Trace formula consists of 196 conjuncts, 17 conjunts are in the unsatisfiable core [2022-12-14 20:52:30,236 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:52:30,277 INFO L134 CoverageAnalysis]: Checked inductivity of 196 backedges. 14 proven. 182 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:52:30,785 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:52:30,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 450 states to 166 states and 450 transitions. [2022-12-14 20:52:30,786 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 450 transitions. [2022-12-14 20:52:30,787 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2022-12-14 20:52:30,787 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:52:30,787 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:52:30,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:52:30,816 INFO L263 TraceCheckSpWp]: Trace formula consists of 196 conjuncts, 43 conjunts are in the unsatisfiable core [2022-12-14 20:52:30,817 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:52:31,491 INFO L134 CoverageAnalysis]: Checked inductivity of 203 backedges. 31 proven. 106 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2022-12-14 20:52:33,137 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:52:33,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 453 states to 169 states and 453 transitions. [2022-12-14 20:52:33,138 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 453 transitions. [2022-12-14 20:52:33,138 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2022-12-14 20:52:33,138 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:52:33,139 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:52:33,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:52:33,159 INFO L263 TraceCheckSpWp]: Trace formula consists of 196 conjuncts, 17 conjunts are in the unsatisfiable core [2022-12-14 20:52:33,159 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:52:33,206 INFO L134 CoverageAnalysis]: Checked inductivity of 196 backedges. 14 proven. 182 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:52:33,735 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:52:33,736 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 452 states to 169 states and 452 transitions. [2022-12-14 20:52:33,736 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 452 transitions. [2022-12-14 20:52:33,736 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2022-12-14 20:52:33,736 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:52:33,736 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:52:33,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:52:33,766 INFO L263 TraceCheckSpWp]: Trace formula consists of 196 conjuncts, 43 conjunts are in the unsatisfiable core [2022-12-14 20:52:33,767 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:52:34,460 INFO L134 CoverageAnalysis]: Checked inductivity of 203 backedges. 31 proven. 106 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2022-12-14 20:52:36,584 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:52:36,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 453 states to 171 states and 453 transitions. [2022-12-14 20:52:36,585 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 453 transitions. [2022-12-14 20:52:36,585 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2022-12-14 20:52:36,585 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:52:36,585 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:52:36,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:52:36,629 INFO L263 TraceCheckSpWp]: Trace formula consists of 196 conjuncts, 43 conjunts are in the unsatisfiable core [2022-12-14 20:52:36,630 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:52:37,202 INFO L134 CoverageAnalysis]: Checked inductivity of 203 backedges. 31 proven. 106 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2022-12-14 20:52:38,754 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:52:38,755 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 456 states to 174 states and 456 transitions. [2022-12-14 20:52:38,755 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 456 transitions. [2022-12-14 20:52:38,755 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2022-12-14 20:52:38,755 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:52:38,755 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:52:38,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:52:38,775 INFO L263 TraceCheckSpWp]: Trace formula consists of 196 conjuncts, 17 conjunts are in the unsatisfiable core [2022-12-14 20:52:38,776 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:52:38,815 INFO L134 CoverageAnalysis]: Checked inductivity of 196 backedges. 14 proven. 182 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:52:39,289 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:52:39,290 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 455 states to 174 states and 455 transitions. [2022-12-14 20:52:39,290 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 455 transitions. [2022-12-14 20:52:39,290 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2022-12-14 20:52:39,290 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:52:39,290 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:52:39,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:52:39,320 INFO L263 TraceCheckSpWp]: Trace formula consists of 196 conjuncts, 43 conjunts are in the unsatisfiable core [2022-12-14 20:52:39,322 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:52:39,810 INFO L134 CoverageAnalysis]: Checked inductivity of 203 backedges. 31 proven. 106 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2022-12-14 20:52:41,630 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:52:41,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 458 states to 177 states and 458 transitions. [2022-12-14 20:52:41,631 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 458 transitions. [2022-12-14 20:52:41,631 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2022-12-14 20:52:41,631 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:52:41,631 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:52:41,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:52:41,654 INFO L263 TraceCheckSpWp]: Trace formula consists of 196 conjuncts, 17 conjunts are in the unsatisfiable core [2022-12-14 20:52:41,655 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:52:41,699 INFO L134 CoverageAnalysis]: Checked inductivity of 196 backedges. 14 proven. 182 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:52:42,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:52:42,196 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 457 states to 177 states and 457 transitions. [2022-12-14 20:52:42,196 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 457 transitions. [2022-12-14 20:52:42,197 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2022-12-14 20:52:42,197 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:52:42,197 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:52:42,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:52:42,232 INFO L263 TraceCheckSpWp]: Trace formula consists of 196 conjuncts, 43 conjunts are in the unsatisfiable core [2022-12-14 20:52:42,233 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:52:42,788 INFO L134 CoverageAnalysis]: Checked inductivity of 203 backedges. 31 proven. 106 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2022-12-14 20:52:44,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:52:44,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 460 states to 180 states and 460 transitions. [2022-12-14 20:52:44,511 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 460 transitions. [2022-12-14 20:52:44,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2022-12-14 20:52:44,512 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:52:44,512 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:52:44,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:52:44,535 INFO L263 TraceCheckSpWp]: Trace formula consists of 196 conjuncts, 17 conjunts are in the unsatisfiable core [2022-12-14 20:52:44,536 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:52:44,581 INFO L134 CoverageAnalysis]: Checked inductivity of 196 backedges. 14 proven. 182 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:52:45,201 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:52:45,201 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 459 states to 180 states and 459 transitions. [2022-12-14 20:52:45,201 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 459 transitions. [2022-12-14 20:52:45,202 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2022-12-14 20:52:45,202 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:52:45,202 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:52:45,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:52:45,221 INFO L263 TraceCheckSpWp]: Trace formula consists of 196 conjuncts, 17 conjunts are in the unsatisfiable core [2022-12-14 20:52:45,222 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:52:45,266 INFO L134 CoverageAnalysis]: Checked inductivity of 196 backedges. 14 proven. 182 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:52:45,798 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:52:45,798 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 458 states to 180 states and 458 transitions. [2022-12-14 20:52:45,798 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 458 transitions. [2022-12-14 20:52:45,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2022-12-14 20:52:45,799 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:52:45,799 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:52:45,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:52:45,833 INFO L263 TraceCheckSpWp]: Trace formula consists of 217 conjuncts, 47 conjunts are in the unsatisfiable core [2022-12-14 20:52:45,834 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:52:46,482 INFO L134 CoverageAnalysis]: Checked inductivity of 264 backedges. 36 proven. 137 refuted. 0 times theorem prover too weak. 91 trivial. 0 not checked. [2022-12-14 20:52:49,365 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:52:49,366 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 486 states to 184 states and 486 transitions. [2022-12-14 20:52:49,366 INFO L276 IsEmpty]: Start isEmpty. Operand 184 states and 486 transitions. [2022-12-14 20:52:49,367 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2022-12-14 20:52:49,367 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:52:49,367 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:52:49,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:52:49,398 INFO L263 TraceCheckSpWp]: Trace formula consists of 217 conjuncts, 19 conjunts are in the unsatisfiable core [2022-12-14 20:52:49,399 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:52:49,927 INFO L134 CoverageAnalysis]: Checked inductivity of 256 backedges. 16 proven. 240 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:52:54,693 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:52:54,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 543 states to 192 states and 543 transitions. [2022-12-14 20:52:54,694 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 543 transitions. [2022-12-14 20:52:54,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2022-12-14 20:52:54,694 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:52:54,695 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:52:54,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:52:54,738 INFO L263 TraceCheckSpWp]: Trace formula consists of 217 conjuncts, 47 conjunts are in the unsatisfiable core [2022-12-14 20:52:54,739 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:52:55,353 INFO L134 CoverageAnalysis]: Checked inductivity of 264 backedges. 36 proven. 137 refuted. 0 times theorem prover too weak. 91 trivial. 0 not checked. [2022-12-14 20:52:57,437 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:52:57,438 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 546 states to 195 states and 546 transitions. [2022-12-14 20:52:57,438 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 546 transitions. [2022-12-14 20:52:57,438 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2022-12-14 20:52:57,438 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:52:57,438 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:52:57,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:52:57,459 INFO L263 TraceCheckSpWp]: Trace formula consists of 217 conjuncts, 19 conjunts are in the unsatisfiable core [2022-12-14 20:52:57,460 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:52:57,504 INFO L134 CoverageAnalysis]: Checked inductivity of 256 backedges. 16 proven. 240 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:52:58,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:52:58,069 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 545 states to 195 states and 545 transitions. [2022-12-14 20:52:58,069 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 545 transitions. [2022-12-14 20:52:58,069 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2022-12-14 20:52:58,069 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:52:58,069 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:52:58,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:52:58,105 INFO L263 TraceCheckSpWp]: Trace formula consists of 217 conjuncts, 47 conjunts are in the unsatisfiable core [2022-12-14 20:52:58,106 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:52:59,013 INFO L134 CoverageAnalysis]: Checked inductivity of 264 backedges. 36 proven. 137 refuted. 0 times theorem prover too weak. 91 trivial. 0 not checked. [2022-12-14 20:53:01,108 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:53:01,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 548 states to 198 states and 548 transitions. [2022-12-14 20:53:01,109 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 548 transitions. [2022-12-14 20:53:01,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2022-12-14 20:53:01,109 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:53:01,109 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:53:01,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:53:01,131 INFO L263 TraceCheckSpWp]: Trace formula consists of 217 conjuncts, 19 conjunts are in the unsatisfiable core [2022-12-14 20:53:01,132 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:53:01,177 INFO L134 CoverageAnalysis]: Checked inductivity of 256 backedges. 16 proven. 240 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:53:01,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:53:01,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 547 states to 198 states and 547 transitions. [2022-12-14 20:53:01,734 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 547 transitions. [2022-12-14 20:53:01,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2022-12-14 20:53:01,735 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:53:01,735 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:53:01,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:53:01,769 INFO L263 TraceCheckSpWp]: Trace formula consists of 217 conjuncts, 47 conjunts are in the unsatisfiable core [2022-12-14 20:53:01,770 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:53:02,372 INFO L134 CoverageAnalysis]: Checked inductivity of 264 backedges. 36 proven. 137 refuted. 0 times theorem prover too weak. 91 trivial. 0 not checked. [2022-12-14 20:53:04,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:53:04,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 550 states to 201 states and 550 transitions. [2022-12-14 20:53:04,961 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 550 transitions. [2022-12-14 20:53:04,961 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2022-12-14 20:53:04,961 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:53:04,961 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:53:04,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:53:05,000 INFO L263 TraceCheckSpWp]: Trace formula consists of 217 conjuncts, 47 conjunts are in the unsatisfiable core [2022-12-14 20:53:05,001 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:53:05,405 INFO L134 CoverageAnalysis]: Checked inductivity of 264 backedges. 36 proven. 137 refuted. 0 times theorem prover too weak. 91 trivial. 0 not checked. [2022-12-14 20:53:07,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:53:07,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 553 states to 204 states and 553 transitions. [2022-12-14 20:53:07,758 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 553 transitions. [2022-12-14 20:53:07,758 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2022-12-14 20:53:07,758 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:53:07,758 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:53:07,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:53:07,793 INFO L263 TraceCheckSpWp]: Trace formula consists of 217 conjuncts, 47 conjunts are in the unsatisfiable core [2022-12-14 20:53:07,794 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:53:08,650 INFO L134 CoverageAnalysis]: Checked inductivity of 264 backedges. 36 proven. 137 refuted. 0 times theorem prover too weak. 91 trivial. 0 not checked. [2022-12-14 20:53:12,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:53:12,194 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 558 states to 207 states and 558 transitions. [2022-12-14 20:53:12,194 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 558 transitions. [2022-12-14 20:53:12,194 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2022-12-14 20:53:12,194 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:53:12,195 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:53:12,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:53:12,219 INFO L263 TraceCheckSpWp]: Trace formula consists of 217 conjuncts, 19 conjunts are in the unsatisfiable core [2022-12-14 20:53:12,219 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:53:12,263 INFO L134 CoverageAnalysis]: Checked inductivity of 256 backedges. 16 proven. 240 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:53:12,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:53:12,840 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 557 states to 207 states and 557 transitions. [2022-12-14 20:53:12,840 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 557 transitions. [2022-12-14 20:53:12,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2022-12-14 20:53:12,841 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:53:12,841 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:53:12,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:53:12,882 INFO L263 TraceCheckSpWp]: Trace formula consists of 217 conjuncts, 47 conjunts are in the unsatisfiable core [2022-12-14 20:53:12,883 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:53:13,748 INFO L134 CoverageAnalysis]: Checked inductivity of 264 backedges. 36 proven. 137 refuted. 0 times theorem prover too weak. 91 trivial. 0 not checked. [2022-12-14 20:53:15,652 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:53:15,652 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 558 states to 209 states and 558 transitions. [2022-12-14 20:53:15,652 INFO L276 IsEmpty]: Start isEmpty. Operand 209 states and 558 transitions. [2022-12-14 20:53:15,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2022-12-14 20:53:15,653 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:53:15,653 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:53:15,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:53:15,702 INFO L263 TraceCheckSpWp]: Trace formula consists of 217 conjuncts, 47 conjunts are in the unsatisfiable core [2022-12-14 20:53:15,703 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:53:16,070 INFO L134 CoverageAnalysis]: Checked inductivity of 264 backedges. 36 proven. 137 refuted. 0 times theorem prover too weak. 91 trivial. 0 not checked. [2022-12-14 20:53:18,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:53:18,203 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 559 states to 211 states and 559 transitions. [2022-12-14 20:53:18,203 INFO L276 IsEmpty]: Start isEmpty. Operand 211 states and 559 transitions. [2022-12-14 20:53:18,204 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2022-12-14 20:53:18,204 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:53:18,204 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:53:18,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:53:18,241 INFO L263 TraceCheckSpWp]: Trace formula consists of 217 conjuncts, 47 conjunts are in the unsatisfiable core [2022-12-14 20:53:18,242 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:53:18,896 INFO L134 CoverageAnalysis]: Checked inductivity of 264 backedges. 36 proven. 137 refuted. 0 times theorem prover too weak. 91 trivial. 0 not checked. [2022-12-14 20:53:21,280 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:53:21,281 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 562 states to 214 states and 562 transitions. [2022-12-14 20:53:21,281 INFO L276 IsEmpty]: Start isEmpty. Operand 214 states and 562 transitions. [2022-12-14 20:53:21,282 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2022-12-14 20:53:21,282 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:53:21,282 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:53:21,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:53:21,306 INFO L263 TraceCheckSpWp]: Trace formula consists of 217 conjuncts, 19 conjunts are in the unsatisfiable core [2022-12-14 20:53:21,307 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:53:21,353 INFO L134 CoverageAnalysis]: Checked inductivity of 256 backedges. 16 proven. 240 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:53:22,075 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:53:22,076 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 561 states to 214 states and 561 transitions. [2022-12-14 20:53:22,076 INFO L276 IsEmpty]: Start isEmpty. Operand 214 states and 561 transitions. [2022-12-14 20:53:22,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2022-12-14 20:53:22,076 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:53:22,077 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:53:22,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:53:22,104 INFO L263 TraceCheckSpWp]: Trace formula consists of 217 conjuncts, 19 conjunts are in the unsatisfiable core [2022-12-14 20:53:22,104 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:53:22,160 INFO L134 CoverageAnalysis]: Checked inductivity of 256 backedges. 16 proven. 240 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:53:22,868 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:53:22,868 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 560 states to 214 states and 560 transitions. [2022-12-14 20:53:22,868 INFO L276 IsEmpty]: Start isEmpty. Operand 214 states and 560 transitions. [2022-12-14 20:53:22,869 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2022-12-14 20:53:22,869 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:53:22,869 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:53:22,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:53:22,896 INFO L263 TraceCheckSpWp]: Trace formula consists of 217 conjuncts, 19 conjunts are in the unsatisfiable core [2022-12-14 20:53:22,897 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:53:22,952 INFO L134 CoverageAnalysis]: Checked inductivity of 256 backedges. 16 proven. 240 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:53:23,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:53:23,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 559 states to 214 states and 559 transitions. [2022-12-14 20:53:23,705 INFO L276 IsEmpty]: Start isEmpty. Operand 214 states and 559 transitions. [2022-12-14 20:53:23,705 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2022-12-14 20:53:23,705 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:53:23,706 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:53:23,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:53:23,736 INFO L263 TraceCheckSpWp]: Trace formula consists of 217 conjuncts, 19 conjunts are in the unsatisfiable core [2022-12-14 20:53:23,737 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:53:23,797 INFO L134 CoverageAnalysis]: Checked inductivity of 256 backedges. 16 proven. 240 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:53:24,463 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:53:24,464 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 558 states to 214 states and 558 transitions. [2022-12-14 20:53:24,464 INFO L276 IsEmpty]: Start isEmpty. Operand 214 states and 558 transitions. [2022-12-14 20:53:24,464 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2022-12-14 20:53:24,464 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:53:24,464 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:53:24,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:53:24,506 INFO L263 TraceCheckSpWp]: Trace formula consists of 238 conjuncts, 51 conjunts are in the unsatisfiable core [2022-12-14 20:53:24,507 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:53:25,688 INFO L134 CoverageAnalysis]: Checked inductivity of 333 backedges. 41 proven. 172 refuted. 0 times theorem prover too weak. 120 trivial. 0 not checked. [2022-12-14 20:53:29,774 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:53:29,774 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 589 states to 218 states and 589 transitions. [2022-12-14 20:53:29,774 INFO L276 IsEmpty]: Start isEmpty. Operand 218 states and 589 transitions. [2022-12-14 20:53:29,775 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2022-12-14 20:53:29,775 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:53:29,775 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:53:29,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:53:29,821 INFO L263 TraceCheckSpWp]: Trace formula consists of 238 conjuncts, 51 conjunts are in the unsatisfiable core [2022-12-14 20:53:29,822 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:53:30,849 INFO L134 CoverageAnalysis]: Checked inductivity of 333 backedges. 41 proven. 172 refuted. 0 times theorem prover too weak. 120 trivial. 0 not checked. [2022-12-14 20:53:33,250 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:53:33,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 592 states to 221 states and 592 transitions. [2022-12-14 20:53:33,251 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 592 transitions. [2022-12-14 20:53:33,251 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2022-12-14 20:53:33,251 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:53:33,251 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:53:33,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:53:33,293 INFO L263 TraceCheckSpWp]: Trace formula consists of 238 conjuncts, 51 conjunts are in the unsatisfiable core [2022-12-14 20:53:33,294 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:53:34,622 INFO L134 CoverageAnalysis]: Checked inductivity of 333 backedges. 41 proven. 172 refuted. 0 times theorem prover too weak. 120 trivial. 0 not checked. [2022-12-14 20:53:37,501 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:53:37,501 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 595 states to 224 states and 595 transitions. [2022-12-14 20:53:37,502 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 595 transitions. [2022-12-14 20:53:37,502 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2022-12-14 20:53:37,502 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:53:37,502 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:53:37,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:53:37,543 INFO L263 TraceCheckSpWp]: Trace formula consists of 238 conjuncts, 51 conjunts are in the unsatisfiable core [2022-12-14 20:53:37,544 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:53:38,498 INFO L134 CoverageAnalysis]: Checked inductivity of 333 backedges. 41 proven. 172 refuted. 0 times theorem prover too weak. 120 trivial. 0 not checked. [2022-12-14 20:53:42,417 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:53:42,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 600 states to 227 states and 600 transitions. [2022-12-14 20:53:42,418 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 600 transitions. [2022-12-14 20:53:42,418 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2022-12-14 20:53:42,418 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:53:42,418 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:53:42,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:53:42,451 INFO L263 TraceCheckSpWp]: Trace formula consists of 238 conjuncts, 21 conjunts are in the unsatisfiable core [2022-12-14 20:53:42,452 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:53:43,056 INFO L134 CoverageAnalysis]: Checked inductivity of 324 backedges. 18 proven. 306 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:53:49,477 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:53:49,478 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 642 states to 235 states and 642 transitions. [2022-12-14 20:53:49,478 INFO L276 IsEmpty]: Start isEmpty. Operand 235 states and 642 transitions. [2022-12-14 20:53:49,479 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2022-12-14 20:53:49,479 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:53:49,479 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:53:49,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:53:49,528 INFO L263 TraceCheckSpWp]: Trace formula consists of 238 conjuncts, 51 conjunts are in the unsatisfiable core [2022-12-14 20:53:49,528 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:53:51,064 INFO L134 CoverageAnalysis]: Checked inductivity of 333 backedges. 41 proven. 172 refuted. 0 times theorem prover too weak. 120 trivial. 0 not checked. [2022-12-14 20:53:53,838 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:53:53,839 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 645 states to 238 states and 645 transitions. [2022-12-14 20:53:53,839 INFO L276 IsEmpty]: Start isEmpty. Operand 238 states and 645 transitions. [2022-12-14 20:53:53,839 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2022-12-14 20:53:53,839 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:53:53,839 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:53:53,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:53:53,880 INFO L263 TraceCheckSpWp]: Trace formula consists of 238 conjuncts, 51 conjunts are in the unsatisfiable core [2022-12-14 20:53:53,881 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:53:55,091 INFO L134 CoverageAnalysis]: Checked inductivity of 333 backedges. 41 proven. 172 refuted. 0 times theorem prover too weak. 120 trivial. 0 not checked. [2022-12-14 20:53:57,772 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:53:57,773 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 646 states to 240 states and 646 transitions. [2022-12-14 20:53:57,773 INFO L276 IsEmpty]: Start isEmpty. Operand 240 states and 646 transitions. [2022-12-14 20:53:57,773 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2022-12-14 20:53:57,774 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:53:57,774 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:53:57,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:53:57,834 INFO L263 TraceCheckSpWp]: Trace formula consists of 238 conjuncts, 51 conjunts are in the unsatisfiable core [2022-12-14 20:53:57,836 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:53:59,349 INFO L134 CoverageAnalysis]: Checked inductivity of 333 backedges. 41 proven. 172 refuted. 0 times theorem prover too weak. 120 trivial. 0 not checked. [2022-12-14 20:54:02,417 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:54:02,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 647 states to 242 states and 647 transitions. [2022-12-14 20:54:02,418 INFO L276 IsEmpty]: Start isEmpty. Operand 242 states and 647 transitions. [2022-12-14 20:54:02,419 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2022-12-14 20:54:02,419 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:54:02,419 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:54:02,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:54:02,446 INFO L263 TraceCheckSpWp]: Trace formula consists of 238 conjuncts, 21 conjunts are in the unsatisfiable core [2022-12-14 20:54:02,447 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:54:02,512 INFO L134 CoverageAnalysis]: Checked inductivity of 324 backedges. 18 proven. 306 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:54:03,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:54:03,343 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 646 states to 242 states and 646 transitions. [2022-12-14 20:54:03,343 INFO L276 IsEmpty]: Start isEmpty. Operand 242 states and 646 transitions. [2022-12-14 20:54:03,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2022-12-14 20:54:03,344 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:54:03,344 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:54:03,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:54:03,389 INFO L263 TraceCheckSpWp]: Trace formula consists of 238 conjuncts, 51 conjunts are in the unsatisfiable core [2022-12-14 20:54:03,390 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:54:04,932 INFO L134 CoverageAnalysis]: Checked inductivity of 333 backedges. 41 proven. 172 refuted. 0 times theorem prover too weak. 120 trivial. 0 not checked. [2022-12-14 20:54:07,779 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:54:07,780 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 649 states to 245 states and 649 transitions. [2022-12-14 20:54:07,780 INFO L276 IsEmpty]: Start isEmpty. Operand 245 states and 649 transitions. [2022-12-14 20:54:07,780 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2022-12-14 20:54:07,780 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:54:07,781 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:54:07,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:54:07,840 INFO L263 TraceCheckSpWp]: Trace formula consists of 238 conjuncts, 51 conjunts are in the unsatisfiable core [2022-12-14 20:54:07,841 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:54:09,283 INFO L134 CoverageAnalysis]: Checked inductivity of 333 backedges. 41 proven. 172 refuted. 0 times theorem prover too weak. 120 trivial. 0 not checked. [2022-12-14 20:54:12,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:54:12,107 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 652 states to 248 states and 652 transitions. [2022-12-14 20:54:12,107 INFO L276 IsEmpty]: Start isEmpty. Operand 248 states and 652 transitions. [2022-12-14 20:54:12,108 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2022-12-14 20:54:12,108 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:54:12,108 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:54:12,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:54:12,166 INFO L263 TraceCheckSpWp]: Trace formula consists of 238 conjuncts, 51 conjunts are in the unsatisfiable core [2022-12-14 20:54:12,167 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:54:13,103 INFO L134 CoverageAnalysis]: Checked inductivity of 333 backedges. 41 proven. 172 refuted. 0 times theorem prover too weak. 120 trivial. 0 not checked. [2022-12-14 20:54:16,159 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:54:16,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 655 states to 251 states and 655 transitions. [2022-12-14 20:54:16,160 INFO L276 IsEmpty]: Start isEmpty. Operand 251 states and 655 transitions. [2022-12-14 20:54:16,160 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2022-12-14 20:54:16,160 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:54:16,160 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:54:16,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:54:16,187 INFO L263 TraceCheckSpWp]: Trace formula consists of 238 conjuncts, 21 conjunts are in the unsatisfiable core [2022-12-14 20:54:16,189 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:54:16,244 INFO L134 CoverageAnalysis]: Checked inductivity of 324 backedges. 18 proven. 306 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:54:17,152 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:54:17,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 654 states to 251 states and 654 transitions. [2022-12-14 20:54:17,153 INFO L276 IsEmpty]: Start isEmpty. Operand 251 states and 654 transitions. [2022-12-14 20:54:17,153 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2022-12-14 20:54:17,154 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:54:17,154 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:54:17,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:54:17,182 INFO L263 TraceCheckSpWp]: Trace formula consists of 238 conjuncts, 21 conjunts are in the unsatisfiable core [2022-12-14 20:54:17,183 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:54:17,238 INFO L134 CoverageAnalysis]: Checked inductivity of 324 backedges. 18 proven. 306 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:54:18,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:54:18,005 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 653 states to 251 states and 653 transitions. [2022-12-14 20:54:18,005 INFO L276 IsEmpty]: Start isEmpty. Operand 251 states and 653 transitions. [2022-12-14 20:54:18,006 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2022-12-14 20:54:18,006 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:54:18,006 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:54:18,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:54:18,029 INFO L263 TraceCheckSpWp]: Trace formula consists of 238 conjuncts, 21 conjunts are in the unsatisfiable core [2022-12-14 20:54:18,030 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:54:18,086 INFO L134 CoverageAnalysis]: Checked inductivity of 324 backedges. 18 proven. 306 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:54:18,890 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:54:18,890 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 652 states to 251 states and 652 transitions. [2022-12-14 20:54:18,891 INFO L276 IsEmpty]: Start isEmpty. Operand 251 states and 652 transitions. [2022-12-14 20:54:18,891 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2022-12-14 20:54:18,891 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:54:18,891 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:54:18,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:54:18,918 INFO L263 TraceCheckSpWp]: Trace formula consists of 238 conjuncts, 21 conjunts are in the unsatisfiable core [2022-12-14 20:54:18,919 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:54:18,974 INFO L134 CoverageAnalysis]: Checked inductivity of 324 backedges. 18 proven. 306 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:54:19,737 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:54:19,738 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 651 states to 251 states and 651 transitions. [2022-12-14 20:54:19,738 INFO L276 IsEmpty]: Start isEmpty. Operand 251 states and 651 transitions. [2022-12-14 20:54:19,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2022-12-14 20:54:19,739 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:54:19,739 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:54:19,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:54:19,761 INFO L263 TraceCheckSpWp]: Trace formula consists of 238 conjuncts, 21 conjunts are in the unsatisfiable core [2022-12-14 20:54:19,762 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:54:19,816 INFO L134 CoverageAnalysis]: Checked inductivity of 324 backedges. 18 proven. 306 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:54:20,692 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:54:20,693 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 650 states to 251 states and 650 transitions. [2022-12-14 20:54:20,693 INFO L276 IsEmpty]: Start isEmpty. Operand 251 states and 650 transitions. [2022-12-14 20:54:20,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2022-12-14 20:54:20,694 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:54:20,694 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:54:20,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:54:20,721 INFO L263 TraceCheckSpWp]: Trace formula consists of 238 conjuncts, 21 conjunts are in the unsatisfiable core [2022-12-14 20:54:20,722 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:54:20,774 INFO L134 CoverageAnalysis]: Checked inductivity of 324 backedges. 18 proven. 306 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:54:21,618 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:54:21,619 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 649 states to 251 states and 649 transitions. [2022-12-14 20:54:21,619 INFO L276 IsEmpty]: Start isEmpty. Operand 251 states and 649 transitions. [2022-12-14 20:54:21,619 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2022-12-14 20:54:21,619 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:54:21,619 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:54:21,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:54:21,641 INFO L263 TraceCheckSpWp]: Trace formula consists of 238 conjuncts, 21 conjunts are in the unsatisfiable core [2022-12-14 20:54:21,642 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:54:21,696 INFO L134 CoverageAnalysis]: Checked inductivity of 324 backedges. 18 proven. 306 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:54:22,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:54:22,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 648 states to 251 states and 648 transitions. [2022-12-14 20:54:22,540 INFO L276 IsEmpty]: Start isEmpty. Operand 251 states and 648 transitions. [2022-12-14 20:54:22,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2022-12-14 20:54:22,541 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:54:22,541 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:54:22,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:54:22,565 INFO L263 TraceCheckSpWp]: Trace formula consists of 259 conjuncts, 23 conjunts are in the unsatisfiable core [2022-12-14 20:54:22,566 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:54:24,449 INFO L134 CoverageAnalysis]: Checked inductivity of 410 backedges. 400 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:54:40,111 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:54:40,112 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 771 states to 269 states and 771 transitions. [2022-12-14 20:54:40,112 INFO L276 IsEmpty]: Start isEmpty. Operand 269 states and 771 transitions. [2022-12-14 20:54:40,112 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2022-12-14 20:54:40,112 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:54:40,113 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:54:40,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:54:40,178 INFO L263 TraceCheckSpWp]: Trace formula consists of 259 conjuncts, 55 conjunts are in the unsatisfiable core [2022-12-14 20:54:40,179 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:54:41,944 INFO L134 CoverageAnalysis]: Checked inductivity of 400 backedges. 46 proven. 201 refuted. 0 times theorem prover too weak. 153 trivial. 0 not checked. [2022-12-14 20:54:45,779 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:54:45,780 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 775 states to 272 states and 775 transitions. [2022-12-14 20:54:45,780 INFO L276 IsEmpty]: Start isEmpty. Operand 272 states and 775 transitions. [2022-12-14 20:54:45,781 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2022-12-14 20:54:45,781 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:54:45,782 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:54:45,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:54:45,819 INFO L263 TraceCheckSpWp]: Trace formula consists of 259 conjuncts, 23 conjunts are in the unsatisfiable core [2022-12-14 20:54:45,821 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:54:47,298 INFO L134 CoverageAnalysis]: Checked inductivity of 410 backedges. 400 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:54:50,371 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:54:50,371 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 771 states to 272 states and 771 transitions. [2022-12-14 20:54:50,371 INFO L276 IsEmpty]: Start isEmpty. Operand 272 states and 771 transitions. [2022-12-14 20:54:50,372 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2022-12-14 20:54:50,372 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:54:50,372 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:54:50,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:54:50,399 INFO L263 TraceCheckSpWp]: Trace formula consists of 259 conjuncts, 23 conjunts are in the unsatisfiable core [2022-12-14 20:54:50,400 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:54:51,692 INFO L134 CoverageAnalysis]: Checked inductivity of 410 backedges. 400 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:54:56,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:54:56,753 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 764 states to 90 states and 119 transitions. [2022-12-14 20:54:56,753 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 119 transitions. [2022-12-14 20:54:56,753 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-12-14 20:54:56,753 WARN L419 CodeCheckObserver]: This Program is SAFE, Check terminated with 108 iterations. [2022-12-14 20:54:56,759 INFO L754 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2022-12-14 20:54:58,745 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-12-14 20:54:58,748 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-12-14 20:54:58,749 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 14.12 08:54:58 ImpRootNode [2022-12-14 20:54:58,749 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2022-12-14 20:54:58,749 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-12-14 20:54:58,749 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-12-14 20:54:58,749 INFO L275 PluginConnector]: Witness Printer initialized [2022-12-14 20:54:58,750 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 08:51:24" (3/4) ... [2022-12-14 20:54:58,752 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-12-14 20:54:58,756 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure __VERIFIER_assert [2022-12-14 20:54:58,758 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 12 nodes and edges [2022-12-14 20:54:58,758 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2022-12-14 20:54:58,758 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2022-12-14 20:54:58,758 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-12-14 20:54:58,777 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0342fc0-6fcc-4a18-941d-2903e65bf2b6/bin/ukojak-rkRKPMF4O4/witness.graphml [2022-12-14 20:54:58,777 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-12-14 20:54:58,778 INFO L158 Benchmark]: Toolchain (without parser) took 214737.54ms. Allocated memory was 117.4MB in the beginning and 943.7MB in the end (delta: 826.3MB). Free memory was 68.4MB in the beginning and 452.5MB in the end (delta: -384.0MB). Peak memory consumption was 443.7MB. Max. memory is 16.1GB. [2022-12-14 20:54:58,778 INFO L158 Benchmark]: CDTParser took 0.20ms. Allocated memory is still 117.4MB. Free memory was 77.9MB in the beginning and 77.8MB in the end (delta: 93.1kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-14 20:54:58,778 INFO L158 Benchmark]: CACSL2BoogieTranslator took 162.62ms. Allocated memory is still 117.4MB. Free memory was 68.4MB in the beginning and 58.2MB in the end (delta: 10.2MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-12-14 20:54:58,778 INFO L158 Benchmark]: Boogie Procedure Inliner took 22.94ms. Allocated memory is still 117.4MB. Free memory was 58.2MB in the beginning and 56.6MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-14 20:54:58,778 INFO L158 Benchmark]: Boogie Preprocessor took 15.65ms. Allocated memory is still 117.4MB. Free memory was 56.6MB in the beginning and 55.7MB in the end (delta: 874.1kB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 20:54:58,779 INFO L158 Benchmark]: RCFGBuilder took 229.95ms. Allocated memory is still 117.4MB. Free memory was 55.5MB in the beginning and 45.4MB in the end (delta: 10.1MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-12-14 20:54:58,779 INFO L158 Benchmark]: CodeCheck took 214274.22ms. Allocated memory was 117.4MB in the beginning and 943.7MB in the end (delta: 826.3MB). Free memory was 45.4MB in the beginning and 454.6MB in the end (delta: -409.2MB). Peak memory consumption was 663.9MB. Max. memory is 16.1GB. [2022-12-14 20:54:58,779 INFO L158 Benchmark]: Witness Printer took 28.05ms. Allocated memory is still 943.7MB. Free memory was 454.6MB in the beginning and 452.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-14 20:54:58,780 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 2 procedures, 14 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 212.2s, OverallIterations: 108, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 40183 SdHoareTripleChecker+Valid, 214.8s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 31955 mSDsluCounter, 10343 SdHoareTripleChecker+Invalid, 189.6s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 8330 mSDsCounter, 49801 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 160966 IncrementalHoareTripleChecker+Invalid, 210767 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 49801 mSolverCounterUnsat, 2013 mSDtfsCounter, 160966 mSolverCounterSat, 2.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 74644 GetRequests, 70810 SyntacticMatches, 2672 SemanticMatches, 1162 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 913905 ImplicationChecksByTransitivity, 194.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.4s SsaConstructionTime, 2.1s SatisfiabilityAnalysisTime, 40.7s InterpolantComputationTime, 5994 NumberOfCodeBlocks, 5994 NumberOfCodeBlocksAsserted, 107 NumberOfCheckSat, 5887 ConstructedInterpolants, 0 QuantifiedInterpolants, 25580 SizeOfPredicates, 428 NumberOfNonLiveVariables, 19004 ConjunctsInSsa, 2984 ConjunctsInUnsatCore, 107 InterpolantComputations, 3 PerfectInterpolantSequences, 6536/19302 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - PositiveResult [Line: 12]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 37]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 27]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20ms. Allocated memory is still 117.4MB. Free memory was 77.9MB in the beginning and 77.8MB in the end (delta: 93.1kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 162.62ms. Allocated memory is still 117.4MB. Free memory was 68.4MB in the beginning and 58.2MB in the end (delta: 10.2MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 22.94ms. Allocated memory is still 117.4MB. Free memory was 58.2MB in the beginning and 56.6MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 15.65ms. Allocated memory is still 117.4MB. Free memory was 56.6MB in the beginning and 55.7MB in the end (delta: 874.1kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 229.95ms. Allocated memory is still 117.4MB. Free memory was 55.5MB in the beginning and 45.4MB in the end (delta: 10.1MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * CodeCheck took 214274.22ms. Allocated memory was 117.4MB in the beginning and 943.7MB in the end (delta: 826.3MB). Free memory was 45.4MB in the beginning and 454.6MB in the end (delta: -409.2MB). Peak memory consumption was 663.9MB. Max. memory is 16.1GB. * Witness Printer took 28.05ms. Allocated memory is still 943.7MB. Free memory was 454.6MB in the beginning and 452.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2022-12-14 20:54:58,988 WARN L435 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0342fc0-6fcc-4a18-941d-2903e65bf2b6/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forcibly destroying the process [2022-12-14 20:54:59,020 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0342fc0-6fcc-4a18-941d-2903e65bf2b6/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 137 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE