./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/loop-invgen/apache-escape-absolute.i.v+cfa-reducer.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version b5237d83 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d65e15a-06f7-44df-9698-255fc94a06cc/bin/ukojak-jW3SillKbg/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d65e15a-06f7-44df-9698-255fc94a06cc/bin/ukojak-jW3SillKbg/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d65e15a-06f7-44df-9698-255fc94a06cc/bin/ukojak-jW3SillKbg/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d65e15a-06f7-44df-9698-255fc94a06cc/bin/ukojak-jW3SillKbg/config/KojakReach.xml -i ../../sv-benchmarks/c/loop-invgen/apache-escape-absolute.i.v+cfa-reducer.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d65e15a-06f7-44df-9698-255fc94a06cc/bin/ukojak-jW3SillKbg/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d65e15a-06f7-44df-9698-255fc94a06cc/bin/ukojak-jW3SillKbg --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash ce67d33baf8e2191d295422ec2c8649be746cd4f4f75c5de99bdc3950e33cc6c --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-b5237d8 [2022-11-21 23:24:56,146 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-21 23:24:56,148 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-21 23:24:56,184 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-21 23:24:56,184 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-21 23:24:56,186 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-21 23:24:56,187 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-21 23:24:56,189 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-21 23:24:56,191 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-21 23:24:56,192 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-21 23:24:56,193 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-21 23:24:56,194 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-21 23:24:56,194 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-21 23:24:56,196 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-21 23:24:56,197 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-21 23:24:56,198 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-21 23:24:56,199 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-21 23:24:56,200 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-21 23:24:56,201 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-21 23:24:56,203 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-21 23:24:56,205 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-21 23:24:56,206 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-21 23:24:56,207 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-21 23:24:56,208 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-21 23:24:56,212 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-21 23:24:56,213 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-21 23:24:56,213 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-21 23:24:56,214 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-21 23:24:56,215 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-21 23:24:56,216 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-21 23:24:56,216 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-21 23:24:56,217 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-21 23:24:56,218 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-21 23:24:56,219 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-21 23:24:56,220 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-21 23:24:56,221 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-21 23:24:56,221 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-21 23:24:56,222 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-21 23:24:56,222 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-21 23:24:56,223 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-21 23:24:56,224 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-21 23:24:56,225 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d65e15a-06f7-44df-9698-255fc94a06cc/bin/ukojak-jW3SillKbg/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-11-21 23:24:56,245 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-21 23:24:56,245 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-21 23:24:56,246 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-21 23:24:56,246 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-21 23:24:56,247 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-21 23:24:56,247 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-21 23:24:56,248 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-21 23:24:56,248 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-21 23:24:56,248 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-21 23:24:56,249 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-21 23:24:56,249 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-21 23:24:56,249 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-21 23:24:56,249 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-21 23:24:56,250 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-21 23:24:56,250 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-21 23:24:56,250 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-21 23:24:56,250 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-21 23:24:56,251 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-21 23:24:56,251 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-21 23:24:56,251 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-21 23:24:56,252 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-21 23:24:56,252 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-21 23:24:56,252 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-21 23:24:56,252 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-21 23:24:56,253 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-21 23:24:56,253 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-21 23:24:56,253 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-21 23:24:56,253 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-21 23:24:56,254 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_6d65e15a-06f7-44df-9698-255fc94a06cc/bin/ukojak-jW3SillKbg/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d65e15a-06f7-44df-9698-255fc94a06cc/bin/ukojak-jW3SillKbg Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ce67d33baf8e2191d295422ec2c8649be746cd4f4f75c5de99bdc3950e33cc6c [2022-11-21 23:24:56,597 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-21 23:24:56,623 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-21 23:24:56,627 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-21 23:24:56,628 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-21 23:24:56,629 INFO L275 PluginConnector]: CDTParser initialized [2022-11-21 23:24:56,631 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d65e15a-06f7-44df-9698-255fc94a06cc/bin/ukojak-jW3SillKbg/../../sv-benchmarks/c/loop-invgen/apache-escape-absolute.i.v+cfa-reducer.c [2022-11-21 23:24:59,595 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-21 23:24:59,842 INFO L351 CDTParser]: Found 1 translation units. [2022-11-21 23:24:59,843 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d65e15a-06f7-44df-9698-255fc94a06cc/sv-benchmarks/c/loop-invgen/apache-escape-absolute.i.v+cfa-reducer.c [2022-11-21 23:24:59,850 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d65e15a-06f7-44df-9698-255fc94a06cc/bin/ukojak-jW3SillKbg/data/269883823/bf5f8541b3a74cc0be3d6e3488dd4da9/FLAG071f79d25 [2022-11-21 23:24:59,870 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d65e15a-06f7-44df-9698-255fc94a06cc/bin/ukojak-jW3SillKbg/data/269883823/bf5f8541b3a74cc0be3d6e3488dd4da9 [2022-11-21 23:24:59,873 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-21 23:24:59,874 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-21 23:24:59,876 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-21 23:24:59,876 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-21 23:24:59,879 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-21 23:24:59,880 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 11:24:59" (1/1) ... [2022-11-21 23:24:59,881 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5eb523b5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:24:59, skipping insertion in model container [2022-11-21 23:24:59,882 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 11:24:59" (1/1) ... [2022-11-21 23:24:59,889 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-21 23:24:59,916 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-21 23:25:00,132 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_6d65e15a-06f7-44df-9698-255fc94a06cc/sv-benchmarks/c/loop-invgen/apache-escape-absolute.i.v+cfa-reducer.c[1551,1564] [2022-11-21 23:25:00,138 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_6d65e15a-06f7-44df-9698-255fc94a06cc/sv-benchmarks/c/loop-invgen/apache-escape-absolute.i.v+cfa-reducer.c[1758,1771] [2022-11-21 23:25:00,140 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_6d65e15a-06f7-44df-9698-255fc94a06cc/sv-benchmarks/c/loop-invgen/apache-escape-absolute.i.v+cfa-reducer.c[2095,2108] [2022-11-21 23:25:00,142 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d65e15a-06f7-44df-9698-255fc94a06cc/sv-benchmarks/c/loop-invgen/apache-escape-absolute.i.v+cfa-reducer.c[2296,2309] [2022-11-21 23:25:00,145 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_6d65e15a-06f7-44df-9698-255fc94a06cc/sv-benchmarks/c/loop-invgen/apache-escape-absolute.i.v+cfa-reducer.c[2701,2714] [2022-11-21 23:25:00,147 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_6d65e15a-06f7-44df-9698-255fc94a06cc/sv-benchmarks/c/loop-invgen/apache-escape-absolute.i.v+cfa-reducer.c[2902,2915] [2022-11-21 23:25:00,150 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_6d65e15a-06f7-44df-9698-255fc94a06cc/sv-benchmarks/c/loop-invgen/apache-escape-absolute.i.v+cfa-reducer.c[3228,3241] [2022-11-21 23:25:00,153 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_6d65e15a-06f7-44df-9698-255fc94a06cc/sv-benchmarks/c/loop-invgen/apache-escape-absolute.i.v+cfa-reducer.c[3435,3448] [2022-11-21 23:25:00,156 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_6d65e15a-06f7-44df-9698-255fc94a06cc/sv-benchmarks/c/loop-invgen/apache-escape-absolute.i.v+cfa-reducer.c[3914,3927] [2022-11-21 23:25:00,158 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_6d65e15a-06f7-44df-9698-255fc94a06cc/sv-benchmarks/c/loop-invgen/apache-escape-absolute.i.v+cfa-reducer.c[4118,4131] [2022-11-21 23:25:00,161 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_6d65e15a-06f7-44df-9698-255fc94a06cc/sv-benchmarks/c/loop-invgen/apache-escape-absolute.i.v+cfa-reducer.c[4426,4439] [2022-11-21 23:25:00,164 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_6d65e15a-06f7-44df-9698-255fc94a06cc/sv-benchmarks/c/loop-invgen/apache-escape-absolute.i.v+cfa-reducer.c[4630,4643] [2022-11-21 23:25:00,167 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_6d65e15a-06f7-44df-9698-255fc94a06cc/sv-benchmarks/c/loop-invgen/apache-escape-absolute.i.v+cfa-reducer.c[4995,5008] [2022-11-21 23:25:00,169 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_6d65e15a-06f7-44df-9698-255fc94a06cc/sv-benchmarks/c/loop-invgen/apache-escape-absolute.i.v+cfa-reducer.c[5198,5211] [2022-11-21 23:25:00,171 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_6d65e15a-06f7-44df-9698-255fc94a06cc/sv-benchmarks/c/loop-invgen/apache-escape-absolute.i.v+cfa-reducer.c[5412,5425] [2022-11-21 23:25:00,173 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_6d65e15a-06f7-44df-9698-255fc94a06cc/sv-benchmarks/c/loop-invgen/apache-escape-absolute.i.v+cfa-reducer.c[5616,5629] [2022-11-21 23:25:00,176 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_6d65e15a-06f7-44df-9698-255fc94a06cc/sv-benchmarks/c/loop-invgen/apache-escape-absolute.i.v+cfa-reducer.c[6138,6151] [2022-11-21 23:25:00,178 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_6d65e15a-06f7-44df-9698-255fc94a06cc/sv-benchmarks/c/loop-invgen/apache-escape-absolute.i.v+cfa-reducer.c[6342,6355] [2022-11-21 23:25:00,181 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 23:25:00,206 INFO L203 MainTranslator]: Completed pre-run [2022-11-21 23:25:00,229 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_6d65e15a-06f7-44df-9698-255fc94a06cc/sv-benchmarks/c/loop-invgen/apache-escape-absolute.i.v+cfa-reducer.c[1551,1564] [2022-11-21 23:25:00,231 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_6d65e15a-06f7-44df-9698-255fc94a06cc/sv-benchmarks/c/loop-invgen/apache-escape-absolute.i.v+cfa-reducer.c[1758,1771] [2022-11-21 23:25:00,233 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_6d65e15a-06f7-44df-9698-255fc94a06cc/sv-benchmarks/c/loop-invgen/apache-escape-absolute.i.v+cfa-reducer.c[2095,2108] [2022-11-21 23:25:00,234 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_6d65e15a-06f7-44df-9698-255fc94a06cc/sv-benchmarks/c/loop-invgen/apache-escape-absolute.i.v+cfa-reducer.c[2296,2309] [2022-11-21 23:25:00,236 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_6d65e15a-06f7-44df-9698-255fc94a06cc/sv-benchmarks/c/loop-invgen/apache-escape-absolute.i.v+cfa-reducer.c[2701,2714] [2022-11-21 23:25:00,238 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_6d65e15a-06f7-44df-9698-255fc94a06cc/sv-benchmarks/c/loop-invgen/apache-escape-absolute.i.v+cfa-reducer.c[2902,2915] [2022-11-21 23:25:00,240 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_6d65e15a-06f7-44df-9698-255fc94a06cc/sv-benchmarks/c/loop-invgen/apache-escape-absolute.i.v+cfa-reducer.c[3228,3241] [2022-11-21 23:25:00,242 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_6d65e15a-06f7-44df-9698-255fc94a06cc/sv-benchmarks/c/loop-invgen/apache-escape-absolute.i.v+cfa-reducer.c[3435,3448] [2022-11-21 23:25:00,245 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_6d65e15a-06f7-44df-9698-255fc94a06cc/sv-benchmarks/c/loop-invgen/apache-escape-absolute.i.v+cfa-reducer.c[3914,3927] [2022-11-21 23:25:00,246 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_6d65e15a-06f7-44df-9698-255fc94a06cc/sv-benchmarks/c/loop-invgen/apache-escape-absolute.i.v+cfa-reducer.c[4118,4131] [2022-11-21 23:25:00,261 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_6d65e15a-06f7-44df-9698-255fc94a06cc/sv-benchmarks/c/loop-invgen/apache-escape-absolute.i.v+cfa-reducer.c[4426,4439] [2022-11-21 23:25:00,264 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_6d65e15a-06f7-44df-9698-255fc94a06cc/sv-benchmarks/c/loop-invgen/apache-escape-absolute.i.v+cfa-reducer.c[4630,4643] [2022-11-21 23:25:00,266 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_6d65e15a-06f7-44df-9698-255fc94a06cc/sv-benchmarks/c/loop-invgen/apache-escape-absolute.i.v+cfa-reducer.c[4995,5008] [2022-11-21 23:25:00,268 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_6d65e15a-06f7-44df-9698-255fc94a06cc/sv-benchmarks/c/loop-invgen/apache-escape-absolute.i.v+cfa-reducer.c[5198,5211] [2022-11-21 23:25:00,270 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_6d65e15a-06f7-44df-9698-255fc94a06cc/sv-benchmarks/c/loop-invgen/apache-escape-absolute.i.v+cfa-reducer.c[5412,5425] [2022-11-21 23:25:00,272 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_6d65e15a-06f7-44df-9698-255fc94a06cc/sv-benchmarks/c/loop-invgen/apache-escape-absolute.i.v+cfa-reducer.c[5616,5629] [2022-11-21 23:25:00,274 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_6d65e15a-06f7-44df-9698-255fc94a06cc/sv-benchmarks/c/loop-invgen/apache-escape-absolute.i.v+cfa-reducer.c[6138,6151] [2022-11-21 23:25:00,276 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_6d65e15a-06f7-44df-9698-255fc94a06cc/sv-benchmarks/c/loop-invgen/apache-escape-absolute.i.v+cfa-reducer.c[6342,6355] [2022-11-21 23:25:00,278 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 23:25:00,293 INFO L208 MainTranslator]: Completed translation [2022-11-21 23:25:00,293 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:25:00 WrapperNode [2022-11-21 23:25:00,293 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-21 23:25:00,295 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-21 23:25:00,295 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-21 23:25:00,295 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-21 23:25:00,310 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:25:00" (1/1) ... [2022-11-21 23:25:00,318 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:25:00" (1/1) ... [2022-11-21 23:25:00,359 INFO L138 Inliner]: procedures = 14, calls = 7, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 254 [2022-11-21 23:25:00,362 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-21 23:25:00,364 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-21 23:25:00,365 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-21 23:25:00,365 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-21 23:25:00,375 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:25:00" (1/1) ... [2022-11-21 23:25:00,376 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:25:00" (1/1) ... [2022-11-21 23:25:00,391 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:25:00" (1/1) ... [2022-11-21 23:25:00,391 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:25:00" (1/1) ... [2022-11-21 23:25:00,395 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:25:00" (1/1) ... [2022-11-21 23:25:00,412 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:25:00" (1/1) ... [2022-11-21 23:25:00,413 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:25:00" (1/1) ... [2022-11-21 23:25:00,415 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:25:00" (1/1) ... [2022-11-21 23:25:00,417 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-21 23:25:00,418 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-21 23:25:00,418 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-21 23:25:00,418 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-21 23:25:00,419 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:25:00" (1/1) ... [2022-11-21 23:25:00,426 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-21 23:25:00,438 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d65e15a-06f7-44df-9698-255fc94a06cc/bin/ukojak-jW3SillKbg/z3 [2022-11-21 23:25:00,451 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d65e15a-06f7-44df-9698-255fc94a06cc/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-21 23:25:00,460 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d65e15a-06f7-44df-9698-255fc94a06cc/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-21 23:25:00,494 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-21 23:25:00,494 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-21 23:25:00,494 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-21 23:25:00,494 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-21 23:25:00,574 INFO L235 CfgBuilder]: Building ICFG [2022-11-21 23:25:00,576 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-21 23:25:00,849 INFO L276 CfgBuilder]: Performing block encoding [2022-11-21 23:25:00,873 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-21 23:25:00,889 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-11-21 23:25:00,891 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 11:25:00 BoogieIcfgContainer [2022-11-21 23:25:00,891 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-21 23:25:00,892 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-21 23:25:00,892 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-21 23:25:00,903 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-21 23:25:00,904 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 11:25:00" (1/1) ... [2022-11-21 23:25:00,913 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 23:25:00,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:25:00,972 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 80 states and 117 transitions. [2022-11-21 23:25:00,972 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 117 transitions. [2022-11-21 23:25:00,975 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-11-21 23:25:00,975 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:25:00,976 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:25:01,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:25:01,386 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:25:01,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:25:01,425 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 78 states and 114 transitions. [2022-11-21 23:25:01,425 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 114 transitions. [2022-11-21 23:25:01,425 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-11-21 23:25:01,426 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:25:01,426 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:25:01,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:25:01,637 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:25:01,834 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:25:01,835 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 76 states and 111 transitions. [2022-11-21 23:25:01,836 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 111 transitions. [2022-11-21 23:25:01,836 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-11-21 23:25:01,836 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:25:01,837 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:25:01,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:25:01,989 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:25:02,266 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:25:02,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 74 states and 108 transitions. [2022-11-21 23:25:02,267 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 108 transitions. [2022-11-21 23:25:02,268 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-21 23:25:02,268 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:25:02,268 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:25:02,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:25:02,473 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:25:02,862 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:25:02,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 72 states and 105 transitions. [2022-11-21 23:25:02,863 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 105 transitions. [2022-11-21 23:25:02,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-11-21 23:25:02,864 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:25:02,864 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:25:02,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:25:03,063 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:25:03,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:25:03,489 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 75 states and 108 transitions. [2022-11-21 23:25:03,489 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 108 transitions. [2022-11-21 23:25:03,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-11-21 23:25:03,490 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:25:03,490 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:25:03,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:25:03,596 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:25:03,658 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:25:03,659 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 77 states and 108 transitions. [2022-11-21 23:25:03,659 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 108 transitions. [2022-11-21 23:25:03,660 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-11-21 23:25:03,660 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:25:03,660 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:25:03,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:25:03,823 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:25:04,374 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:25:04,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 81 states and 113 transitions. [2022-11-21 23:25:04,374 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 113 transitions. [2022-11-21 23:25:04,375 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-11-21 23:25:04,375 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:25:04,375 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:25:04,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:25:04,480 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:25:04,701 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:25:04,702 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 84 states and 114 transitions. [2022-11-21 23:25:04,702 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 114 transitions. [2022-11-21 23:25:04,703 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-11-21 23:25:04,703 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:25:04,703 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:25:04,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:25:04,780 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:25:05,443 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:25:05,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 88 states and 117 transitions. [2022-11-21 23:25:05,444 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 117 transitions. [2022-11-21 23:25:05,445 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-11-21 23:25:05,445 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:25:05,445 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:25:05,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:25:05,628 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-21 23:25:06,172 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:25:06,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 79 states and 107 transitions. [2022-11-21 23:25:06,172 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 107 transitions. [2022-11-21 23:25:06,173 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-11-21 23:25:06,173 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:25:06,173 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:25:06,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:25:06,379 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:25:06,929 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:25:06,929 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 77 states and 105 transitions. [2022-11-21 23:25:06,930 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 105 transitions. [2022-11-21 23:25:06,930 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-21 23:25:06,930 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:25:06,930 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:25:06,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:25:07,024 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 3 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:25:07,270 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:25:07,271 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 66 states and 93 transitions. [2022-11-21 23:25:07,271 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 93 transitions. [2022-11-21 23:25:07,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-21 23:25:07,271 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:25:07,272 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:25:07,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:25:07,492 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:25:08,138 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:25:08,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 64 states and 90 transitions. [2022-11-21 23:25:08,138 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 90 transitions. [2022-11-21 23:25:08,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-11-21 23:25:08,139 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:25:08,139 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:25:08,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:25:08,357 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:25:08,982 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:25:08,983 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 62 states and 87 transitions. [2022-11-21 23:25:08,983 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 87 transitions. [2022-11-21 23:25:08,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-11-21 23:25:08,983 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:25:08,984 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:25:08,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:25:09,135 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:25:10,038 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:25:10,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 60 states and 84 transitions. [2022-11-21 23:25:10,038 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 84 transitions. [2022-11-21 23:25:10,039 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2022-11-21 23:25:10,039 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:25:10,040 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:25:10,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:25:10,317 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:25:11,192 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:25:11,192 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 63 states and 87 transitions. [2022-11-21 23:25:11,192 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 87 transitions. [2022-11-21 23:25:11,193 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-11-21 23:25:11,193 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:25:11,193 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:25:11,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:25:11,456 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:25:12,397 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:25:12,397 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 67 states and 92 transitions. [2022-11-21 23:25:12,398 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 92 transitions. [2022-11-21 23:25:12,398 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2022-11-21 23:25:12,398 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:25:12,399 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:25:12,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:25:12,690 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:25:13,659 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:25:13,659 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 65 states and 89 transitions. [2022-11-21 23:25:13,660 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 89 transitions. [2022-11-21 23:25:13,660 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2022-11-21 23:25:13,660 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:25:13,660 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:25:13,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:25:14,069 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:25:17,191 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:25:17,192 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 72 states and 100 transitions. [2022-11-21 23:25:17,192 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 100 transitions. [2022-11-21 23:25:17,194 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2022-11-21 23:25:17,195 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:25:17,195 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:25:17,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:25:17,403 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:25:19,583 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:25:19,583 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 75 states and 103 transitions. [2022-11-21 23:25:19,583 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 103 transitions. [2022-11-21 23:25:19,584 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2022-11-21 23:25:19,584 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:25:19,585 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:25:19,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:25:19,829 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:25:23,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:25:23,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 77 states and 106 transitions. [2022-11-21 23:25:23,085 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 106 transitions. [2022-11-21 23:25:23,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2022-11-21 23:25:23,085 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:25:23,085 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:25:23,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:25:23,292 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:25:25,706 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:25:25,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 81 states and 110 transitions. [2022-11-21 23:25:25,706 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 110 transitions. [2022-11-21 23:25:25,707 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2022-11-21 23:25:25,707 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:25:25,707 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:25:25,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:25:25,936 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 3 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:25:28,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:25:28,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 87 states and 123 transitions. [2022-11-21 23:25:28,962 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 123 transitions. [2022-11-21 23:25:28,963 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2022-11-21 23:25:28,963 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:25:28,963 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:25:28,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:25:29,154 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:25:31,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:25:31,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 91 states and 128 transitions. [2022-11-21 23:25:31,177 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 128 transitions. [2022-11-21 23:25:31,178 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2022-11-21 23:25:31,178 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:25:31,178 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:25:31,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:25:31,246 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-11-21 23:25:31,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:25:31,512 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 92 states and 129 transitions. [2022-11-21 23:25:31,512 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 129 transitions. [2022-11-21 23:25:31,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2022-11-21 23:25:31,512 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:25:31,513 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:25:31,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:25:31,606 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 3 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:25:33,690 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:25:33,691 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 96 states and 134 transitions. [2022-11-21 23:25:33,691 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 134 transitions. [2022-11-21 23:25:33,691 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-11-21 23:25:33,691 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:25:33,692 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:25:33,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:25:33,957 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 1 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:25:38,788 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:25:38,789 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 105 states and 148 transitions. [2022-11-21 23:25:38,789 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 148 transitions. [2022-11-21 23:25:38,789 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2022-11-21 23:25:38,789 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:25:38,790 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:25:38,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:25:39,137 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-21 23:25:41,282 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:25:41,282 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 104 states and 146 transitions. [2022-11-21 23:25:41,283 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 146 transitions. [2022-11-21 23:25:41,283 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2022-11-21 23:25:41,283 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:25:41,284 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:25:41,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:25:41,606 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-21 23:25:43,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:25:43,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 103 states and 144 transitions. [2022-11-21 23:25:43,216 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 144 transitions. [2022-11-21 23:25:43,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2022-11-21 23:25:43,217 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:25:43,218 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:25:43,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:25:43,438 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-11-21 23:25:46,021 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:25:46,021 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 102 states and 141 transitions. [2022-11-21 23:25:46,022 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 141 transitions. [2022-11-21 23:25:46,022 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2022-11-21 23:25:46,023 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:25:46,023 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:25:46,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:25:46,380 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 12 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:25:50,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:25:50,438 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 55 states and 76 transitions. [2022-11-21 23:25:50,439 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 76 transitions. [2022-11-21 23:25:50,439 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-11-21 23:25:50,439 WARN L419 CodeCheckObserver]: This Program is SAFE, Check terminated with 32 iterations. [2022-11-21 23:25:50,450 INFO L754 CodeCheckObserver]: All specifications hold 18 specifications checked. All of them hold [2022-11-21 23:25:50,748 INFO L560 CodeCheckObserver]: Invariant with dag size 8 [2022-11-21 23:25:50,759 INFO L560 CodeCheckObserver]: Invariant with dag size 19 [2022-11-21 23:25:50,761 INFO L560 CodeCheckObserver]: Invariant with dag size 8 [2022-11-21 23:25:50,762 INFO L560 CodeCheckObserver]: Invariant with dag size 13 [2022-11-21 23:25:50,763 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-11-21 23:25:50,763 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-11-21 23:25:50,764 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 21.11 11:25:50 ImpRootNode [2022-11-21 23:25:50,764 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2022-11-21 23:25:50,765 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-21 23:25:50,765 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-21 23:25:50,766 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-21 23:25:50,767 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 11:25:00" (3/4) ... [2022-11-21 23:25:50,771 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-11-21 23:25:50,787 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2022-11-21 23:25:50,788 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2022-11-21 23:25:50,789 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2022-11-21 23:25:50,789 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-11-21 23:25:50,893 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d65e15a-06f7-44df-9698-255fc94a06cc/bin/ukojak-jW3SillKbg/witness.graphml [2022-11-21 23:25:50,894 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-21 23:25:50,895 INFO L158 Benchmark]: Toolchain (without parser) took 51020.45ms. Allocated memory was 205.5MB in the beginning and 520.1MB in the end (delta: 314.6MB). Free memory was 178.7MB in the beginning and 422.0MB in the end (delta: -243.3MB). Peak memory consumption was 71.3MB. Max. memory is 16.1GB. [2022-11-21 23:25:50,895 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 125.8MB. Free memory is still 96.1MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-21 23:25:50,896 INFO L158 Benchmark]: CACSL2BoogieTranslator took 417.95ms. Allocated memory is still 205.5MB. Free memory was 178.5MB in the beginning and 164.0MB in the end (delta: 14.5MB). Peak memory consumption was 17.1MB. Max. memory is 16.1GB. [2022-11-21 23:25:50,897 INFO L158 Benchmark]: Boogie Procedure Inliner took 68.42ms. Allocated memory is still 205.5MB. Free memory was 164.0MB in the beginning and 161.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-21 23:25:50,897 INFO L158 Benchmark]: Boogie Preprocessor took 53.85ms. Allocated memory is still 205.5MB. Free memory was 161.9MB in the beginning and 160.9MB in the end (delta: 1.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-21 23:25:50,898 INFO L158 Benchmark]: RCFGBuilder took 473.25ms. Allocated memory is still 205.5MB. Free memory was 160.9MB in the beginning and 140.9MB in the end (delta: 19.9MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2022-11-21 23:25:50,899 INFO L158 Benchmark]: CodeCheck took 49872.35ms. Allocated memory was 205.5MB in the beginning and 520.1MB in the end (delta: 314.6MB). Free memory was 140.9MB in the beginning and 427.3MB in the end (delta: -286.3MB). Peak memory consumption was 29.3MB. Max. memory is 16.1GB. [2022-11-21 23:25:50,899 INFO L158 Benchmark]: Witness Printer took 129.03ms. Allocated memory is still 520.1MB. Free memory was 427.3MB in the beginning and 422.0MB in the end (delta: 5.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2022-11-21 23:25:50,903 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 1 procedures, 80 locations, 18 error locations. Started 1 CEGAR loops. OverallTime: 49.5s, OverallIterations: 32, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 5299 SdHoareTripleChecker+Valid, 15.8s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 2579 mSDsluCounter, 2085 SdHoareTripleChecker+Invalid, 13.2s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 558 mSDsCounter, 2445 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 9267 IncrementalHoareTripleChecker+Invalid, 11712 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 2445 mSolverCounterUnsat, 1527 mSDtfsCounter, 9267 mSolverCounterSat, 0.3s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 7516 GetRequests, 6989 SyntacticMatches, 83 SemanticMatches, 444 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 76761 ImplicationChecksByTransitivity, 44.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 6.1s InterpolantComputationTime, 1004 NumberOfCodeBlocks, 1004 NumberOfCodeBlocksAsserted, 31 NumberOfCheckSat, 973 ConstructedInterpolants, 0 QuantifiedInterpolants, 2300 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 31 InterpolantComputations, 22 PerfectInterpolantSequences, 51/76 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: 85]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 97]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 113]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 125]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 145]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 157]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 177]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 189]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 214]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 226]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 243]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 255]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 272]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 284]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 296]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 308]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 374]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 386]: 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 18 specifications checked. All of them hold - InvariantResult [Line: 131]: Loop Invariant Derived loop invariant: 0 <= main__cp && main__cp + 1 <= main__urilen - InvariantResult [Line: 230]: Loop Invariant Derived loop invariant: (((1 <= main__c && 2 <= main__cp) && main__cp + 1 <= main__urilen) || (((0 <= main__cp && main__cp + 1 <= main__urilen) && !(main__cp + 1 < main__urilen)) && main__c == 0)) || ((1 <= main__cp && main__cp + 1 < main__urilen) && main__c == 0) - InvariantResult [Line: 129]: Loop Invariant Derived loop invariant: 0 <= main__cp && main__cp + 1 <= main__urilen - InvariantResult [Line: 262]: Loop Invariant Derived loop invariant: ((1 <= main__c && 1 <= main__cp) && main__cp + 1 < main__urilen) || ((1 <= main__cp && main__cp + 1 < main__urilen) && main__c == 0) - InvariantResult [Line: 13]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 104]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30ms. Allocated memory is still 125.8MB. Free memory is still 96.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 417.95ms. Allocated memory is still 205.5MB. Free memory was 178.5MB in the beginning and 164.0MB in the end (delta: 14.5MB). Peak memory consumption was 17.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 68.42ms. Allocated memory is still 205.5MB. Free memory was 164.0MB in the beginning and 161.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 53.85ms. Allocated memory is still 205.5MB. Free memory was 161.9MB in the beginning and 160.9MB in the end (delta: 1.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 473.25ms. Allocated memory is still 205.5MB. Free memory was 160.9MB in the beginning and 140.9MB in the end (delta: 19.9MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * CodeCheck took 49872.35ms. Allocated memory was 205.5MB in the beginning and 520.1MB in the end (delta: 314.6MB). Free memory was 140.9MB in the beginning and 427.3MB in the end (delta: -286.3MB). Peak memory consumption was 29.3MB. Max. memory is 16.1GB. * Witness Printer took 129.03ms. Allocated memory is still 520.1MB. Free memory was 427.3MB in the beginning and 422.0MB in the end (delta: 5.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2022-11-21 23:25:50,943 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d65e15a-06f7-44df-9698-255fc94a06cc/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE