./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 2329fc70 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b85ee5c-759e-41a6-ac28-3770ab31bd9a/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b85ee5c-759e-41a6-ac28-3770ab31bd9a/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_6b85ee5c-759e-41a6-ac28-3770ab31bd9a/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b85ee5c-759e-41a6-ac28-3770ab31bd9a/bin/ukojak-rkRKPMF4O4/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_6b85ee5c-759e-41a6-ac28-3770ab31bd9a/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_6b85ee5c-759e-41a6-ac28-3770ab31bd9a/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 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-2329fc7 [2022-12-14 19:53:33,577 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 19:53:33,579 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 19:53:33,598 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 19:53:33,598 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 19:53:33,599 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 19:53:33,600 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 19:53:33,602 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 19:53:33,604 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 19:53:33,604 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 19:53:33,605 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 19:53:33,607 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 19:53:33,607 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 19:53:33,608 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 19:53:33,609 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 19:53:33,610 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 19:53:33,611 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 19:53:33,612 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 19:53:33,614 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 19:53:33,616 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 19:53:33,618 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 19:53:33,619 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 19:53:33,620 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 19:53:33,621 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 19:53:33,625 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 19:53:33,625 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 19:53:33,625 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 19:53:33,626 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 19:53:33,627 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 19:53:33,627 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 19:53:33,628 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 19:53:33,629 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 19:53:33,629 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 19:53:33,630 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 19:53:33,631 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 19:53:33,631 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 19:53:33,632 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 19:53:33,632 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 19:53:33,632 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 19:53:33,633 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 19:53:33,634 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 19:53:33,635 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b85ee5c-759e-41a6-ac28-3770ab31bd9a/bin/ukojak-rkRKPMF4O4/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-12-14 19:53:33,653 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 19:53:33,654 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 19:53:33,654 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-14 19:53:33,655 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-12-14 19:53:33,655 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-14 19:53:33,655 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-14 19:53:33,655 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 19:53:33,656 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-14 19:53:33,656 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-14 19:53:33,656 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-14 19:53:33,656 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 19:53:33,656 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-14 19:53:33,656 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 19:53:33,656 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-14 19:53:33,657 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-14 19:53:33,657 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-14 19:53:33,657 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 19:53:33,657 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-14 19:53:33,657 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-14 19:53:33,657 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-14 19:53:33,658 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 19:53:33,658 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 19:53:33,658 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 19:53:33,658 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 19:53:33,658 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-14 19:53:33,658 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-12-14 19:53:33,658 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-14 19:53:33,659 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-14 19:53:33,659 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_6b85ee5c-759e-41a6-ac28-3770ab31bd9a/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b85ee5c-759e-41a6-ac28-3770ab31bd9a/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ce67d33baf8e2191d295422ec2c8649be746cd4f4f75c5de99bdc3950e33cc6c [2022-12-14 19:53:33,844 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 19:53:33,864 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 19:53:33,866 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 19:53:33,867 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 19:53:33,868 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 19:53:33,869 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b85ee5c-759e-41a6-ac28-3770ab31bd9a/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/loop-invgen/apache-escape-absolute.i.v+cfa-reducer.c [2022-12-14 19:53:36,437 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 19:53:36,597 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 19:53:36,598 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b85ee5c-759e-41a6-ac28-3770ab31bd9a/sv-benchmarks/c/loop-invgen/apache-escape-absolute.i.v+cfa-reducer.c [2022-12-14 19:53:36,605 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b85ee5c-759e-41a6-ac28-3770ab31bd9a/bin/ukojak-rkRKPMF4O4/data/aef953343/183f7a1fdcb341678fd4b37945bab8e2/FLAG6775d43ed [2022-12-14 19:53:36,619 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b85ee5c-759e-41a6-ac28-3770ab31bd9a/bin/ukojak-rkRKPMF4O4/data/aef953343/183f7a1fdcb341678fd4b37945bab8e2 [2022-12-14 19:53:36,622 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 19:53:36,623 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 19:53:36,624 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 19:53:36,625 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 19:53:36,628 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 19:53:36,628 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 07:53:36" (1/1) ... [2022-12-14 19:53:36,629 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4ccc46e1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:53:36, skipping insertion in model container [2022-12-14 19:53:36,630 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 07:53:36" (1/1) ... [2022-12-14 19:53:36,637 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 19:53:36,661 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 19:53:36,819 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_6b85ee5c-759e-41a6-ac28-3770ab31bd9a/sv-benchmarks/c/loop-invgen/apache-escape-absolute.i.v+cfa-reducer.c[1551,1564] [2022-12-14 19:53:36,825 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_6b85ee5c-759e-41a6-ac28-3770ab31bd9a/sv-benchmarks/c/loop-invgen/apache-escape-absolute.i.v+cfa-reducer.c[1758,1771] [2022-12-14 19:53:36,827 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_6b85ee5c-759e-41a6-ac28-3770ab31bd9a/sv-benchmarks/c/loop-invgen/apache-escape-absolute.i.v+cfa-reducer.c[2095,2108] [2022-12-14 19:53:36,828 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_6b85ee5c-759e-41a6-ac28-3770ab31bd9a/sv-benchmarks/c/loop-invgen/apache-escape-absolute.i.v+cfa-reducer.c[2296,2309] [2022-12-14 19:53:36,831 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_6b85ee5c-759e-41a6-ac28-3770ab31bd9a/sv-benchmarks/c/loop-invgen/apache-escape-absolute.i.v+cfa-reducer.c[2701,2714] [2022-12-14 19:53:36,833 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_6b85ee5c-759e-41a6-ac28-3770ab31bd9a/sv-benchmarks/c/loop-invgen/apache-escape-absolute.i.v+cfa-reducer.c[2902,2915] [2022-12-14 19:53:36,835 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_6b85ee5c-759e-41a6-ac28-3770ab31bd9a/sv-benchmarks/c/loop-invgen/apache-escape-absolute.i.v+cfa-reducer.c[3228,3241] [2022-12-14 19:53:36,838 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_6b85ee5c-759e-41a6-ac28-3770ab31bd9a/sv-benchmarks/c/loop-invgen/apache-escape-absolute.i.v+cfa-reducer.c[3435,3448] [2022-12-14 19:53:36,841 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_6b85ee5c-759e-41a6-ac28-3770ab31bd9a/sv-benchmarks/c/loop-invgen/apache-escape-absolute.i.v+cfa-reducer.c[3914,3927] [2022-12-14 19:53:36,843 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_6b85ee5c-759e-41a6-ac28-3770ab31bd9a/sv-benchmarks/c/loop-invgen/apache-escape-absolute.i.v+cfa-reducer.c[4118,4131] [2022-12-14 19:53:36,846 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_6b85ee5c-759e-41a6-ac28-3770ab31bd9a/sv-benchmarks/c/loop-invgen/apache-escape-absolute.i.v+cfa-reducer.c[4426,4439] [2022-12-14 19:53:36,848 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_6b85ee5c-759e-41a6-ac28-3770ab31bd9a/sv-benchmarks/c/loop-invgen/apache-escape-absolute.i.v+cfa-reducer.c[4630,4643] [2022-12-14 19:53:36,850 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_6b85ee5c-759e-41a6-ac28-3770ab31bd9a/sv-benchmarks/c/loop-invgen/apache-escape-absolute.i.v+cfa-reducer.c[4995,5008] [2022-12-14 19:53:36,865 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_6b85ee5c-759e-41a6-ac28-3770ab31bd9a/sv-benchmarks/c/loop-invgen/apache-escape-absolute.i.v+cfa-reducer.c[5198,5211] [2022-12-14 19:53:36,867 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_6b85ee5c-759e-41a6-ac28-3770ab31bd9a/sv-benchmarks/c/loop-invgen/apache-escape-absolute.i.v+cfa-reducer.c[5412,5425] [2022-12-14 19:53:36,869 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_6b85ee5c-759e-41a6-ac28-3770ab31bd9a/sv-benchmarks/c/loop-invgen/apache-escape-absolute.i.v+cfa-reducer.c[5616,5629] [2022-12-14 19:53:36,872 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_6b85ee5c-759e-41a6-ac28-3770ab31bd9a/sv-benchmarks/c/loop-invgen/apache-escape-absolute.i.v+cfa-reducer.c[6138,6151] [2022-12-14 19:53:36,873 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_6b85ee5c-759e-41a6-ac28-3770ab31bd9a/sv-benchmarks/c/loop-invgen/apache-escape-absolute.i.v+cfa-reducer.c[6342,6355] [2022-12-14 19:53:36,876 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 19:53:36,886 INFO L203 MainTranslator]: Completed pre-run [2022-12-14 19:53:36,901 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_6b85ee5c-759e-41a6-ac28-3770ab31bd9a/sv-benchmarks/c/loop-invgen/apache-escape-absolute.i.v+cfa-reducer.c[1551,1564] [2022-12-14 19:53:36,903 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_6b85ee5c-759e-41a6-ac28-3770ab31bd9a/sv-benchmarks/c/loop-invgen/apache-escape-absolute.i.v+cfa-reducer.c[1758,1771] [2022-12-14 19:53:36,905 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_6b85ee5c-759e-41a6-ac28-3770ab31bd9a/sv-benchmarks/c/loop-invgen/apache-escape-absolute.i.v+cfa-reducer.c[2095,2108] [2022-12-14 19:53:36,906 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_6b85ee5c-759e-41a6-ac28-3770ab31bd9a/sv-benchmarks/c/loop-invgen/apache-escape-absolute.i.v+cfa-reducer.c[2296,2309] [2022-12-14 19:53:36,908 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_6b85ee5c-759e-41a6-ac28-3770ab31bd9a/sv-benchmarks/c/loop-invgen/apache-escape-absolute.i.v+cfa-reducer.c[2701,2714] [2022-12-14 19:53:36,909 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_6b85ee5c-759e-41a6-ac28-3770ab31bd9a/sv-benchmarks/c/loop-invgen/apache-escape-absolute.i.v+cfa-reducer.c[2902,2915] [2022-12-14 19:53:36,911 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_6b85ee5c-759e-41a6-ac28-3770ab31bd9a/sv-benchmarks/c/loop-invgen/apache-escape-absolute.i.v+cfa-reducer.c[3228,3241] [2022-12-14 19:53:36,912 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_6b85ee5c-759e-41a6-ac28-3770ab31bd9a/sv-benchmarks/c/loop-invgen/apache-escape-absolute.i.v+cfa-reducer.c[3435,3448] [2022-12-14 19:53:36,915 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_6b85ee5c-759e-41a6-ac28-3770ab31bd9a/sv-benchmarks/c/loop-invgen/apache-escape-absolute.i.v+cfa-reducer.c[3914,3927] [2022-12-14 19:53:36,917 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_6b85ee5c-759e-41a6-ac28-3770ab31bd9a/sv-benchmarks/c/loop-invgen/apache-escape-absolute.i.v+cfa-reducer.c[4118,4131] [2022-12-14 19:53:36,919 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_6b85ee5c-759e-41a6-ac28-3770ab31bd9a/sv-benchmarks/c/loop-invgen/apache-escape-absolute.i.v+cfa-reducer.c[4426,4439] [2022-12-14 19:53:36,921 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_6b85ee5c-759e-41a6-ac28-3770ab31bd9a/sv-benchmarks/c/loop-invgen/apache-escape-absolute.i.v+cfa-reducer.c[4630,4643] [2022-12-14 19:53:36,923 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_6b85ee5c-759e-41a6-ac28-3770ab31bd9a/sv-benchmarks/c/loop-invgen/apache-escape-absolute.i.v+cfa-reducer.c[4995,5008] [2022-12-14 19:53:36,925 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_6b85ee5c-759e-41a6-ac28-3770ab31bd9a/sv-benchmarks/c/loop-invgen/apache-escape-absolute.i.v+cfa-reducer.c[5198,5211] [2022-12-14 19:53:36,927 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_6b85ee5c-759e-41a6-ac28-3770ab31bd9a/sv-benchmarks/c/loop-invgen/apache-escape-absolute.i.v+cfa-reducer.c[5412,5425] [2022-12-14 19:53:36,928 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_6b85ee5c-759e-41a6-ac28-3770ab31bd9a/sv-benchmarks/c/loop-invgen/apache-escape-absolute.i.v+cfa-reducer.c[5616,5629] [2022-12-14 19:53:36,931 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_6b85ee5c-759e-41a6-ac28-3770ab31bd9a/sv-benchmarks/c/loop-invgen/apache-escape-absolute.i.v+cfa-reducer.c[6138,6151] [2022-12-14 19:53:36,932 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_6b85ee5c-759e-41a6-ac28-3770ab31bd9a/sv-benchmarks/c/loop-invgen/apache-escape-absolute.i.v+cfa-reducer.c[6342,6355] [2022-12-14 19:53:36,935 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 19:53:36,947 INFO L208 MainTranslator]: Completed translation [2022-12-14 19:53:36,948 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:53:36 WrapperNode [2022-12-14 19:53:36,948 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 19:53:36,949 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-14 19:53:36,949 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-14 19:53:36,949 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-14 19:53:36,956 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:53:36" (1/1) ... [2022-12-14 19:53:36,964 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:53:36" (1/1) ... [2022-12-14 19:53:36,987 INFO L138 Inliner]: procedures = 14, calls = 7, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 254 [2022-12-14 19:53:36,987 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-14 19:53:36,988 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-14 19:53:36,988 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-14 19:53:36,988 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-14 19:53:36,997 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:53:36" (1/1) ... [2022-12-14 19:53:36,998 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:53:36" (1/1) ... [2022-12-14 19:53:36,999 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:53:36" (1/1) ... [2022-12-14 19:53:36,999 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:53:36" (1/1) ... [2022-12-14 19:53:37,003 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:53:36" (1/1) ... [2022-12-14 19:53:37,006 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:53:36" (1/1) ... [2022-12-14 19:53:37,007 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:53:36" (1/1) ... [2022-12-14 19:53:37,008 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:53:36" (1/1) ... [2022-12-14 19:53:37,010 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-14 19:53:37,011 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-14 19:53:37,011 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-14 19:53:37,011 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-14 19:53:37,012 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:53:36" (1/1) ... [2022-12-14 19:53:37,018 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 19:53:37,028 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b85ee5c-759e-41a6-ac28-3770ab31bd9a/bin/ukojak-rkRKPMF4O4/z3 [2022-12-14 19:53:37,039 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b85ee5c-759e-41a6-ac28-3770ab31bd9a/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-14 19:53:37,041 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b85ee5c-759e-41a6-ac28-3770ab31bd9a/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-14 19:53:37,073 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-14 19:53:37,073 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-14 19:53:37,074 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-14 19:53:37,074 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-14 19:53:37,141 INFO L235 CfgBuilder]: Building ICFG [2022-12-14 19:53:37,143 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-14 19:53:37,360 INFO L276 CfgBuilder]: Performing block encoding [2022-12-14 19:53:37,378 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-14 19:53:37,379 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-12-14 19:53:37,381 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 07:53:37 BoogieIcfgContainer [2022-12-14 19:53:37,381 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-14 19:53:37,382 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-12-14 19:53:37,382 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-12-14 19:53:37,392 INFO L275 PluginConnector]: CodeCheck initialized [2022-12-14 19:53:37,392 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 07:53:37" (1/1) ... [2022-12-14 19:53:37,401 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 19:53:37,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:53:37,455 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 80 states and 117 transitions. [2022-12-14 19:53:37,456 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 117 transitions. [2022-12-14 19:53:37,458 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-12-14 19:53:37,458 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:53:37,459 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:53:37,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:53:37,677 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 19:53:37,708 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:53:37,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 78 states and 114 transitions. [2022-12-14 19:53:37,709 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 114 transitions. [2022-12-14 19:53:37,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-12-14 19:53:37,710 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:53:37,710 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:53:37,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:53:37,835 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 19:53:37,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:53:37,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 76 states and 111 transitions. [2022-12-14 19:53:37,943 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 111 transitions. [2022-12-14 19:53:37,943 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-14 19:53:37,944 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:53:37,944 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:53:37,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:53:38,052 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 19:53:38,221 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:53:38,222 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 74 states and 108 transitions. [2022-12-14 19:53:38,223 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 108 transitions. [2022-12-14 19:53:38,223 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-12-14 19:53:38,223 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:53:38,224 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:53:38,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:53:38,318 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 19:53:38,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:53:38,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 72 states and 105 transitions. [2022-12-14 19:53:38,580 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 105 transitions. [2022-12-14 19:53:38,580 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-12-14 19:53:38,580 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:53:38,580 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:53:38,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:53:38,685 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 19:53:38,953 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:53:38,953 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 75 states and 108 transitions. [2022-12-14 19:53:38,953 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 108 transitions. [2022-12-14 19:53:38,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-12-14 19:53:38,954 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:53:38,954 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:53:38,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:53:39,034 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 19:53:39,075 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:53:39,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 77 states and 108 transitions. [2022-12-14 19:53:39,075 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 108 transitions. [2022-12-14 19:53:39,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-12-14 19:53:39,076 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:53:39,076 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:53:39,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:53:39,202 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 19:53:39,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:53:39,541 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 81 states and 113 transitions. [2022-12-14 19:53:39,541 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 113 transitions. [2022-12-14 19:53:39,543 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-12-14 19:53:39,543 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:53:39,544 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:53:39,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:53:39,607 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 19:53:39,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:53:39,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 84 states and 114 transitions. [2022-12-14 19:53:39,735 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 114 transitions. [2022-12-14 19:53:39,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-12-14 19:53:39,735 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:53:39,735 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:53:39,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:53:39,795 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 19:53:40,250 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:53:40,250 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 88 states and 117 transitions. [2022-12-14 19:53:40,250 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 117 transitions. [2022-12-14 19:53:40,251 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-12-14 19:53:40,251 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:53:40,251 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:53:40,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:53:40,373 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-14 19:53:40,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:53:40,731 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 79 states and 107 transitions. [2022-12-14 19:53:40,731 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 107 transitions. [2022-12-14 19:53:40,732 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-12-14 19:53:40,732 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:53:40,732 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:53:40,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:53:40,867 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 19:53:41,287 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:53:41,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 77 states and 105 transitions. [2022-12-14 19:53:41,288 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 105 transitions. [2022-12-14 19:53:41,288 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-12-14 19:53:41,288 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:53:41,289 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:53:41,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:53:41,369 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-14 19:53:42,111 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:53:42,111 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 77 states and 104 transitions. [2022-12-14 19:53:42,111 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 104 transitions. [2022-12-14 19:53:42,112 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-12-14 19:53:42,112 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:53:42,112 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:53:42,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:53:42,148 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 3 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 19:53:42,302 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:53:42,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 66 states and 93 transitions. [2022-12-14 19:53:42,302 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 93 transitions. [2022-12-14 19:53:42,303 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-12-14 19:53:42,303 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:53:42,303 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:53:42,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:53:42,386 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 19:53:42,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:53:42,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 64 states and 90 transitions. [2022-12-14 19:53:42,841 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 90 transitions. [2022-12-14 19:53:42,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-12-14 19:53:42,842 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:53:42,842 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:53:42,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:53:42,959 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 19:53:43,447 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:53:43,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 62 states and 87 transitions. [2022-12-14 19:53:43,447 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 87 transitions. [2022-12-14 19:53:43,448 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-12-14 19:53:43,448 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:53:43,448 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:53:43,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:53:43,549 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 19:53:44,139 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:53:44,139 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 60 states and 84 transitions. [2022-12-14 19:53:44,139 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 84 transitions. [2022-12-14 19:53:44,140 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2022-12-14 19:53:44,140 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:53:44,140 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:53:44,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:53:44,314 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 19:53:44,828 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:53:44,829 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 63 states and 87 transitions. [2022-12-14 19:53:44,829 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 87 transitions. [2022-12-14 19:53:44,829 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-12-14 19:53:44,829 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:53:44,829 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:53:44,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:53:45,016 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 19:53:45,666 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:53:45,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 67 states and 92 transitions. [2022-12-14 19:53:45,667 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 92 transitions. [2022-12-14 19:53:45,667 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2022-12-14 19:53:45,667 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:53:45,667 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:53:45,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:53:45,873 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 19:53:46,582 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:53:46,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 65 states and 89 transitions. [2022-12-14 19:53:46,582 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 89 transitions. [2022-12-14 19:53:46,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2022-12-14 19:53:46,583 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:53:46,583 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:53:46,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:53:46,801 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 19:53:48,760 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:53:48,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 72 states and 100 transitions. [2022-12-14 19:53:48,760 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 100 transitions. [2022-12-14 19:53:48,761 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2022-12-14 19:53:48,761 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:53:48,761 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:53:48,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:53:48,896 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 19:53:50,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:53:50,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 75 states and 103 transitions. [2022-12-14 19:53:50,518 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 103 transitions. [2022-12-14 19:53:50,518 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2022-12-14 19:53:50,518 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:53:50,518 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:53:50,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:53:50,631 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 19:53:53,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:53:53,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 77 states and 106 transitions. [2022-12-14 19:53:53,038 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 106 transitions. [2022-12-14 19:53:53,038 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2022-12-14 19:53:53,038 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:53:53,039 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:53:53,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:53:53,176 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 19:53:54,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:53:54,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 81 states and 110 transitions. [2022-12-14 19:53:54,615 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 110 transitions. [2022-12-14 19:53:54,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2022-12-14 19:53:54,615 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:53:54,615 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:53:54,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:53:54,746 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 3 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 19:53:56,736 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:53:56,736 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 87 states and 123 transitions. [2022-12-14 19:53:56,736 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 123 transitions. [2022-12-14 19:53:56,737 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2022-12-14 19:53:56,737 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:53:56,737 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:53:56,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:53:56,864 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 19:53:58,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:53:58,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 91 states and 128 transitions. [2022-12-14 19:53:58,344 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 128 transitions. [2022-12-14 19:53:58,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2022-12-14 19:53:58,344 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:53:58,345 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:53:58,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:53:58,379 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-12-14 19:53:58,537 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:53:58,538 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 92 states and 129 transitions. [2022-12-14 19:53:58,538 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 129 transitions. [2022-12-14 19:53:58,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2022-12-14 19:53:58,538 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:53:58,538 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:53:58,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:53:58,575 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 3 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 19:53:59,969 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:53:59,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 96 states and 134 transitions. [2022-12-14 19:53:59,969 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 134 transitions. [2022-12-14 19:53:59,970 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-12-14 19:53:59,970 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:53:59,970 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:53:59,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:54:00,110 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 1 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 19:54:03,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:54:03,437 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 105 states and 148 transitions. [2022-12-14 19:54:03,437 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 148 transitions. [2022-12-14 19:54:03,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2022-12-14 19:54:03,437 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:54:03,437 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:54:03,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:54:03,611 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 19:54:04,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:54:04,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 104 states and 146 transitions. [2022-12-14 19:54:04,846 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 146 transitions. [2022-12-14 19:54:04,846 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2022-12-14 19:54:04,847 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:54:04,847 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:54:04,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:54:05,054 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-12-14 19:54:06,265 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:54:06,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 103 states and 144 transitions. [2022-12-14 19:54:06,265 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 144 transitions. [2022-12-14 19:54:06,266 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2022-12-14 19:54:06,266 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:54:06,266 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:54:06,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:54:06,388 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-12-14 19:54:07,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:54:07,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 102 states and 141 transitions. [2022-12-14 19:54:07,943 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 141 transitions. [2022-12-14 19:54:07,943 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2022-12-14 19:54:07,943 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:54:07,943 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:54:07,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:54:08,147 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 12 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 19:54:10,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:54:10,596 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 55 states and 76 transitions. [2022-12-14 19:54:10,596 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 76 transitions. [2022-12-14 19:54:10,596 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-12-14 19:54:10,596 WARN L419 CodeCheckObserver]: This Program is SAFE, Check terminated with 33 iterations. [2022-12-14 19:54:10,601 INFO L754 CodeCheckObserver]: All specifications hold 18 specifications checked. All of them hold [2022-12-14 19:54:10,775 INFO L560 CodeCheckObserver]: Invariant with dag size 19 [2022-12-14 19:54:10,782 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-12-14 19:54:10,782 INFO L560 CodeCheckObserver]: Invariant with dag size 13 [2022-12-14 19:54:10,783 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-12-14 19:54:10,783 INFO L560 CodeCheckObserver]: Invariant with dag size 8 [2022-12-14 19:54:10,783 INFO L560 CodeCheckObserver]: Invariant with dag size 8 [2022-12-14 19:54:10,783 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 14.12 07:54:10 ImpRootNode [2022-12-14 19:54:10,783 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2022-12-14 19:54:10,784 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-12-14 19:54:10,784 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-12-14 19:54:10,784 INFO L275 PluginConnector]: Witness Printer initialized [2022-12-14 19:54:10,784 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 07:53:37" (3/4) ... [2022-12-14 19:54:10,786 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-12-14 19:54:10,794 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2022-12-14 19:54:10,794 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2022-12-14 19:54:10,794 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2022-12-14 19:54:10,794 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-12-14 19:54:10,834 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b85ee5c-759e-41a6-ac28-3770ab31bd9a/bin/ukojak-rkRKPMF4O4/witness.graphml [2022-12-14 19:54:10,835 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-12-14 19:54:10,835 INFO L158 Benchmark]: Toolchain (without parser) took 34212.13ms. Allocated memory was 115.3MB in the beginning and 205.5MB in the end (delta: 90.2MB). Free memory was 62.2MB in the beginning and 87.9MB in the end (delta: -25.6MB). Peak memory consumption was 66.3MB. Max. memory is 16.1GB. [2022-12-14 19:54:10,835 INFO L158 Benchmark]: CDTParser took 0.18ms. Allocated memory is still 115.3MB. Free memory is still 75.7MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 19:54:10,836 INFO L158 Benchmark]: CACSL2BoogieTranslator took 323.98ms. Allocated memory is still 115.3MB. Free memory was 62.2MB in the beginning and 81.2MB in the end (delta: -19.0MB). Peak memory consumption was 17.3MB. Max. memory is 16.1GB. [2022-12-14 19:54:10,836 INFO L158 Benchmark]: Boogie Procedure Inliner took 38.29ms. Allocated memory is still 115.3MB. Free memory was 81.2MB in the beginning and 79.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-14 19:54:10,836 INFO L158 Benchmark]: Boogie Preprocessor took 22.33ms. Allocated memory is still 115.3MB. Free memory was 79.1MB in the beginning and 77.8MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-14 19:54:10,837 INFO L158 Benchmark]: RCFGBuilder took 370.11ms. Allocated memory is still 115.3MB. Free memory was 77.8MB in the beginning and 59.8MB in the end (delta: 18.0MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2022-12-14 19:54:10,837 INFO L158 Benchmark]: CodeCheck took 33401.68ms. Allocated memory was 115.3MB in the beginning and 205.5MB in the end (delta: 90.2MB). Free memory was 59.8MB in the beginning and 93.1MB in the end (delta: -33.3MB). Peak memory consumption was 55.2MB. Max. memory is 16.1GB. [2022-12-14 19:54:10,837 INFO L158 Benchmark]: Witness Printer took 50.92ms. Allocated memory is still 205.5MB. Free memory was 93.1MB in the beginning and 87.9MB in the end (delta: 5.2MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2022-12-14 19:54:10,839 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: 33.2s, OverallIterations: 33, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 5613 SdHoareTripleChecker+Valid, 8.9s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 2792 mSDsluCounter, 2302 SdHoareTripleChecker+Invalid, 7.8s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 666 mSDsCounter, 2602 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 9952 IncrementalHoareTripleChecker+Invalid, 12554 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 2602 mSolverCounterUnsat, 1636 mSDtfsCounter, 9952 mSolverCounterSat, 0.2s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 7716 GetRequests, 7163 SyntacticMatches, 91 SemanticMatches, 462 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 84048 ImplicationChecksByTransitivity, 30.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 3.7s InterpolantComputationTime, 1030 NumberOfCodeBlocks, 1030 NumberOfCodeBlocksAsserted, 32 NumberOfCheckSat, 998 ConstructedInterpolants, 0 QuantifiedInterpolants, 2360 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 32 InterpolantComputations, 23 PerfectInterpolantSequences, 52/77 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: 232]: 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: 162]: Loop Invariant Derived loop invariant: 1 - 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: 131]: Loop Invariant Derived loop invariant: 0 <= main__cp && main__cp + 1 <= main__urilen - InvariantResult [Line: 131]: Loop Invariant Derived loop invariant: 0 <= main__cp && main__cp + 1 <= main__urilen * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18ms. Allocated memory is still 115.3MB. Free memory is still 75.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 323.98ms. Allocated memory is still 115.3MB. Free memory was 62.2MB in the beginning and 81.2MB in the end (delta: -19.0MB). Peak memory consumption was 17.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 38.29ms. Allocated memory is still 115.3MB. Free memory was 81.2MB in the beginning and 79.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 22.33ms. Allocated memory is still 115.3MB. Free memory was 79.1MB in the beginning and 77.8MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 370.11ms. Allocated memory is still 115.3MB. Free memory was 77.8MB in the beginning and 59.8MB in the end (delta: 18.0MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * CodeCheck took 33401.68ms. Allocated memory was 115.3MB in the beginning and 205.5MB in the end (delta: 90.2MB). Free memory was 59.8MB in the beginning and 93.1MB in the end (delta: -33.3MB). Peak memory consumption was 55.2MB. Max. memory is 16.1GB. * Witness Printer took 50.92ms. Allocated memory is still 205.5MB. Free memory was 93.1MB in the beginning and 87.9MB in the end (delta: 5.2MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2022-12-14 19:54:10,856 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b85ee5c-759e-41a6-ac28-3770ab31bd9a/bin/ukojak-rkRKPMF4O4/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