[INFO] cloning repository https://github.com/chw683/command_line
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/chw683/command_line" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fchw683%2Fcommand_line", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fchw683%2Fcommand_line'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] bf349dbb8c1d86f331e17b25e07f0759023caae5
[INFO] checking chw683/command_line against try#f27166d4c64dc29edc5ea3214357f191edf8b635 for pr-148329
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fchw683%2Fcommand_line" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/chw683/command_line
[INFO] finished tweaking git repo https://github.com/chw683/command_line
[INFO] tweaked toml for git repo https://github.com/chw683/command_line written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/chw683/command_line on toolchain f27166d4c64dc29edc5ea3214357f191edf8b635
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f27166d4c64dc29edc5ea3214357f191edf8b635" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/chw683/command_line 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" "+f27166d4c64dc29edc5ea3214357f191edf8b635" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded paw-attributes v1.0.2
[INFO] [stderr]   Downloaded paw-raw v1.0.0
[INFO] [stderr]   Downloaded paw v1.0.0
[INFO] [stderr]   Downloaded structopt-derive v0.4.9
[INFO] [stderr]   Downloaded clap v2.33.2
[INFO] [stderr]   Downloaded syn v1.0.38
[INFO] [stderr]   Downloaded libc v0.2.74
[INFO] [stderr]   Downloaded structopt v0.3.16
[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+f27166d4c64dc29edc5ea3214357f191edf8b635" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e022e4c5762bf1a8dcdec77b0c7409148b038069a4e39aaa7380780bed3dc873
[INFO] running `Command { std: "docker" "start" "-a" "e022e4c5762bf1a8dcdec77b0c7409148b038069a4e39aaa7380780bed3dc873", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e022e4c5762bf1a8dcdec77b0c7409148b038069a4e39aaa7380780bed3dc873", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e022e4c5762bf1a8dcdec77b0c7409148b038069a4e39aaa7380780bed3dc873", kill_on_drop: false }`
[INFO] [stdout] e022e4c5762bf1a8dcdec77b0c7409148b038069a4e39aaa7380780bed3dc873
[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+f27166d4c64dc29edc5ea3214357f191edf8b635" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 93625cbb4d096fd9c845fdae0f8520345d669acd2e1506bae3ac954880ddaf44
[INFO] running `Command { std: "docker" "start" "-a" "93625cbb4d096fd9c845fdae0f8520345d669acd2e1506bae3ac954880ddaf44", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.19
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling version_check v0.9.2
[INFO] [stderr]    Compiling syn v1.0.38
[INFO] [stderr]    Compiling libc v0.2.74
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling unicode-segmentation v1.6.0
[INFO] [stderr]     Checking unicode-width v0.1.8
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking vec_map v0.8.2
[INFO] [stderr]     Checking ansi_term v0.11.0
[INFO] [stderr]     Checking paw-raw v1.0.0
[INFO] [stderr]     Checking strsim v0.8.0
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]    Compiling heck v0.3.1
[INFO] [stderr]     Checking clap v2.33.2
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]    Compiling paw-attributes v1.0.2
[INFO] [stderr]    Compiling structopt-derive v0.4.9
[INFO] [stderr]     Checking paw v1.0.0
[INFO] [stderr]     Checking structopt v0.3.16
[INFO] [stderr]     Checking command_line v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: type `Cmd_Line` should have an upper camel case name
[INFO] [stdout]  --> src/command/cli.rs:7:12
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub struct Cmd_Line {
[INFO] [stdout]   |            ^^^^^^^^ help: convert the identifier to upper camel case: `CmdLine`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_camel_case_types)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated type `output` should have an upper camel case name
[INFO] [stdout]  --> src/initial/init.rs:3:10
[INFO] [stdout]   |
[INFO] [stdout] 3 |     type output;
[INFO] [stdout]   |          ^^^^^^ help: convert the identifier to upper camel case (notice the capitalization): `Output`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]   --> src/command/cli.rs:36:13
[INFO] [stdout]    |
[INFO] [stdout] 36 |             _ => Ok(())
[INFO] [stdout]    |             ^ no value can reach this
[INFO] [stdout]    |
[INFO] [stdout] note: multiple earlier patterns match some of the same values
[INFO] [stdout]   --> src/command/cli.rs:36:13
[INFO] [stdout]    |
[INFO] [stdout] 24 |             Command::Pound { acorns } => {
[INFO] [stdout]    |             ------------------------- matches some of the same values
[INFO] [stdout] ...
[INFO] [stdout] 28 |             Command::Sparkle { magicality, color } => {
[INFO] [stdout]    |             -------------------------------------- matches some of the same values
[INFO] [stdout] ...
[INFO] [stdout] 32 |             Command::Finish(work) => {
[INFO] [stdout]    |             --------------------- matches some of the same values
[INFO] [stdout] ...
[INFO] [stdout] 36 |             _ => Ok(())
[INFO] [stdout]    |             ^ collectively making this unreachable
[INFO] [stdout]    = note: `#[warn(unreachable_patterns)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `tree` is never read
[INFO] [stdout]  --> src/command/cli.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub struct Cmd_Line {
[INFO] [stdout]   |            -------- field in this struct
[INFO] [stdout] 8 |     tree: Option<String>,
[INFO] [stdout]   |     ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/command/cli.rs:25:17
[INFO] [stdout]    |
[INFO] [stdout] 25 |                 write!(f, "{}\t{}", "Accepte CLI agrs is : Pound", acorns);
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 25 |                 let _ = write!(f, "{}\t{}", "Accepte CLI agrs is : Pound", acorns);
[INFO] [stdout]    |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/command/cli.rs:29:17
[INFO] [stdout]    |
[INFO] [stdout] 29 |                 write!(f, "{}\t{}\t{}", "Accepte CLI agrs is : Sparkle", magicality, color);
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 29 |                 let _ = write!(f, "{}\t{}\t{}", "Accepte CLI agrs is : Sparkle", magicality, color);
[INFO] [stdout]    |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/command/cli.rs:33:17
[INFO] [stdout]    |
[INFO] [stdout] 33 |                 write!(f, "{}\t{}", "Accepte CLI agrs is : Finish  Work", work.typ);
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 33 |                 let _ = write!(f, "{}\t{}", "Accepte CLI agrs is : Finish  Work", work.typ);
[INFO] [stdout]    |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type `Cmd_Line` should have an upper camel case name
[INFO] [stdout]  --> src/command/cli.rs:7:12
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub struct Cmd_Line {
[INFO] [stdout]   |            ^^^^^^^^ help: convert the identifier to upper camel case: `CmdLine`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_camel_case_types)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated type `output` should have an upper camel case name
[INFO] [stdout]  --> src/initial/init.rs:3:10
[INFO] [stdout]   |
[INFO] [stdout] 3 |     type output;
[INFO] [stdout]   |          ^^^^^^ help: convert the identifier to upper camel case (notice the capitalization): `Output`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]   --> src/command/cli.rs:36:13
[INFO] [stdout]    |
[INFO] [stdout] 36 |             _ => Ok(())
[INFO] [stdout]    |             ^ no value can reach this
[INFO] [stdout]    |
[INFO] [stdout] note: multiple earlier patterns match some of the same values
[INFO] [stdout]   --> src/command/cli.rs:36:13
[INFO] [stdout]    |
[INFO] [stdout] 24 |             Command::Pound { acorns } => {
[INFO] [stdout]    |             ------------------------- matches some of the same values
[INFO] [stdout] ...
[INFO] [stdout] 28 |             Command::Sparkle { magicality, color } => {
[INFO] [stdout]    |             -------------------------------------- matches some of the same values
[INFO] [stdout] ...
[INFO] [stdout] 32 |             Command::Finish(work) => {
[INFO] [stdout]    |             --------------------- matches some of the same values
[INFO] [stdout] ...
[INFO] [stdout] 36 |             _ => Ok(())
[INFO] [stdout]    |             ^ collectively making this unreachable
[INFO] [stdout]    = note: `#[warn(unreachable_patterns)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `tree` is never read
[INFO] [stdout]  --> src/command/cli.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub struct Cmd_Line {
[INFO] [stdout]   |            -------- field in this struct
[INFO] [stdout] 8 |     tree: Option<String>,
[INFO] [stdout]   |     ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/command/cli.rs:25:17
[INFO] [stdout]    |
[INFO] [stdout] 25 |                 write!(f, "{}\t{}", "Accepte CLI agrs is : Pound", acorns);
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 25 |                 let _ = write!(f, "{}\t{}", "Accepte CLI agrs is : Pound", acorns);
[INFO] [stdout]    |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/command/cli.rs:29:17
[INFO] [stdout]    |
[INFO] [stdout] 29 |                 write!(f, "{}\t{}\t{}", "Accepte CLI agrs is : Sparkle", magicality, color);
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 29 |                 let _ = write!(f, "{}\t{}\t{}", "Accepte CLI agrs is : Sparkle", magicality, color);
[INFO] [stdout]    |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/command/cli.rs:33:17
[INFO] [stdout]    |
[INFO] [stdout] 33 |                 write!(f, "{}\t{}", "Accepte CLI agrs is : Finish  Work", work.typ);
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 33 |                 let _ = write!(f, "{}\t{}", "Accepte CLI agrs is : Finish  Work", work.typ);
[INFO] [stdout]    |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 10.88s
[INFO] running `Command { std: "docker" "inspect" "93625cbb4d096fd9c845fdae0f8520345d669acd2e1506bae3ac954880ddaf44", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "93625cbb4d096fd9c845fdae0f8520345d669acd2e1506bae3ac954880ddaf44", kill_on_drop: false }`
[INFO] [stdout] 93625cbb4d096fd9c845fdae0f8520345d669acd2e1506bae3ac954880ddaf44