[INFO] cloning repository https://github.com/whathegithub/Substrate_clap
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/whathegithub/Substrate_clap" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwhathegithub%2FSubstrate_clap", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwhathegithub%2FSubstrate_clap'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e84616551968e855cdba6f72577f5fe79452e9e6
[INFO] checking whathegithub/Substrate_clap against try#b2fb67b8b6007ced9ad3f3b752a6fec899e7859c for pr-138915
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwhathegithub%2FSubstrate_clap" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/whathegithub/Substrate_clap on toolchain b2fb67b8b6007ced9ad3f3b752a6fec899e7859c
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b2fb67b8b6007ced9ad3f3b752a6fec899e7859c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/whathegithub/Substrate_clap
[INFO] finished tweaking git repo https://github.com/whathegithub/Substrate_clap
[INFO] tweaked toml for git repo https://github.com/whathegithub/Substrate_clap written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/whathegithub/Substrate_clap already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b2fb67b8b6007ced9ad3f3b752a6fec899e7859c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:4b26683ee3c49f365255c425c23003cbf4366de097804722c29c5bbbee3624d2" "/opt/rustwide/cargo-home/bin/cargo" "+b2fb67b8b6007ced9ad3f3b752a6fec899e7859c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a68a46a4a62ada54f403460848713ec375b80cfc9aa38dcb7db1e3f3b245be74
[INFO] running `Command { std: "docker" "start" "-a" "a68a46a4a62ada54f403460848713ec375b80cfc9aa38dcb7db1e3f3b245be74", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a68a46a4a62ada54f403460848713ec375b80cfc9aa38dcb7db1e3f3b245be74", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a68a46a4a62ada54f403460848713ec375b80cfc9aa38dcb7db1e3f3b245be74", kill_on_drop: false }`
[INFO] [stdout] a68a46a4a62ada54f403460848713ec375b80cfc9aa38dcb7db1e3f3b245be74
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:4b26683ee3c49f365255c425c23003cbf4366de097804722c29c5bbbee3624d2" "/opt/rustwide/cargo-home/bin/cargo" "+b2fb67b8b6007ced9ad3f3b752a6fec899e7859c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f97604185b0ea69dafa2215a295431c2f120d20f5fde42a411e1e80dd329fcc8
[INFO] running `Command { std: "docker" "start" "-a" "f97604185b0ea69dafa2215a295431c2f120d20f5fde42a411e1e80dd329fcc8", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling libc v0.2.76
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]     Checking unicode-width v0.1.8
[INFO] [stderr]    Compiling unicode-segmentation v1.6.0
[INFO] [stderr]     Checking strsim v0.7.0
[INFO] [stderr]     Checking textwrap v0.10.0
[INFO] [stderr]     Checking ansi_term v0.11.0
[INFO] [stderr]     Checking vec_map v0.8.2
[INFO] [stderr]    Compiling heck v0.3.1
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking clap v2.32.0
[INFO] [stderr]    Compiling structopt-derive v0.2.18
[INFO] [stderr]     Checking structopt v0.2.18
[INFO] [stderr]     Checking structopt_demo v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait `Custom_format_print` should have an upper camel case name
[INFO] [stdout]   --> src/main.rs:53:7
[INFO] [stdout]    |
[INFO] [stdout] 53 | trait Custom_format_print {
[INFO] [stdout]    |       ^^^^^^^^^^^^^^^^^^^ help: convert the identifier to upper camel case: `CustomFormatPrint`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_camel_case_types)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type `Cus_print` should have an upper camel case name
[INFO] [stdout]   --> src/main.rs:57:8
[INFO] [stdout]    |
[INFO] [stdout] 57 | struct Cus_print {
[INFO] [stdout]    |        ^^^^^^^^^ help: convert the identifier to upper camel case: `CusPrint`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `Custom_format_print` should have an upper camel case name
[INFO] [stdout]   --> src/main.rs:53:7
[INFO] [stdout]    |
[INFO] [stdout] 53 | trait Custom_format_print {
[INFO] [stdout]    |       ^^^^^^^^^^^^^^^^^^^ help: convert the identifier to upper camel case: `CustomFormatPrint`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_camel_case_types)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type `Cus_print` should have an upper camel case name
[INFO] [stdout]   --> src/main.rs:57:8
[INFO] [stdout]    |
[INFO] [stdout] 57 | struct Cus_print {
[INFO] [stdout]    |        ^^^^^^^^^ help: convert the identifier to upper camel case: `CusPrint`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/main.rs:26:13
[INFO] [stdout]    |
[INFO] [stdout] 26 |         let mut str = data.split("1");
[INFO] [stdout]    |             ----^^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `newObj` should have a snake case name
[INFO] [stdout]   --> src/main.rs:36:13
[INFO] [stdout]    |
[INFO] [stdout] 36 |         let newObj = s1;//所有权转移  <--
[INFO] [stdout]    |             ^^^^^^ help: convert the identifier to snake case: `new_obj`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/main.rs:26:13
[INFO] [stdout]    |
[INFO] [stdout] 26 |         let mut str = data.split("1");
[INFO] [stdout]    |             ----^^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `newObj` should have a snake case name
[INFO] [stdout]   --> src/main.rs:36:13
[INFO] [stdout]    |
[INFO] [stdout] 36 |         let newObj = s1;//所有权转移  <--
[INFO] [stdout]    |             ^^^^^^ help: convert the identifier to snake case: `new_obj`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.41s
[INFO] running `Command { std: "docker" "inspect" "f97604185b0ea69dafa2215a295431c2f120d20f5fde42a411e1e80dd329fcc8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f97604185b0ea69dafa2215a295431c2f120d20f5fde42a411e1e80dd329fcc8", kill_on_drop: false }`
[INFO] [stdout] f97604185b0ea69dafa2215a295431c2f120d20f5fde42a411e1e80dd329fcc8