[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 master#a609fb45efad59dfd459c76e50899be9f0583b5a for pr-80579
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fchw683%2Fcommand_line" "/workspace/builds/worker-2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] [stderr] Checking out files:  77% (243/313)   
Checking out files:  78% (245/313)   
Checking out files:  79% (248/313)   
Checking out files:  80% (251/313)   
Checking out files:  81% (254/313)   
Checking out files:  82% (257/313)   
Checking out files:  83% (260/313)   
Checking out files:  84% (263/313)   
Checking out files:  85% (267/313)   
Checking out files:  86% (270/313)   
Checking out files:  87% (273/313)   
Checking out files:  88% (276/313)   
Checking out files:  89% (279/313)   
Checking out files:  90% (282/313)   
Checking out files:  91% (285/313)   
Checking out files:  92% (288/313)   
Checking out files:  93% (292/313)   
Checking out files:  94% (295/313)   
Checking out files:  95% (298/313)   
Checking out files:  96% (301/313)   
Checking out files:  97% (304/313)   
Checking out files:  98% (307/313)   
Checking out files:  99% (310/313)   
Checking out files: 100% (313/313)   
Checking out files: 100% (313/313), done.
[INFO] validating manifest of git repo https://github.com/chw683/command_line on toolchain a609fb45efad59dfd459c76e50899be9f0583b5a
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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-2/source/Cargo.toml
[INFO] crate git repo https://github.com/chw683/command_line already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 85fedb2363d3da8c99012c125234a3fee252be862a23068f4e29f13d0ee351a2
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "85fedb2363d3da8c99012c125234a3fee252be862a23068f4e29f13d0ee351a2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "85fedb2363d3da8c99012c125234a3fee252be862a23068f4e29f13d0ee351a2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "85fedb2363d3da8c99012c125234a3fee252be862a23068f4e29f13d0ee351a2", kill_on_drop: false }`
[INFO] [stdout] 85fedb2363d3da8c99012c125234a3fee252be862a23068f4e29f13d0ee351a2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] ebf1ae106c26f02bef58ddb718d02bbf2c6d2090c3c4610639a54ce7db9eebfe
[INFO] running `Command { std: "docker" "start" "-a" "ebf1ae106c26f02bef58ddb718d02bbf2c6d2090c3c4610639a54ce7db9eebfe", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.19
[INFO] [stderr]    Compiling version_check v0.9.2
[INFO] [stderr]    Compiling syn v1.0.38
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling unicode-segmentation v1.6.0
[INFO] [stderr]     Checking paw-raw v1.0.0
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]     Checking clap v2.33.2
[INFO] [stderr]    Compiling heck v0.3.1
[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)]` 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: 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)]` 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]    |             ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unreachable_patterns)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `tree`
[INFO] [stdout]  --> src/command/cli.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 |     tree: Option<String>,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[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]    |             ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unreachable_patterns)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `tree`
[INFO] [stdout]  --> src/command/cli.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 |     tree: Option<String>,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::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: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::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]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::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]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::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: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::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]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::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]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 32.58s
[INFO] running `Command { std: "docker" "inspect" "ebf1ae106c26f02bef58ddb718d02bbf2c6d2090c3c4610639a54ce7db9eebfe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ebf1ae106c26f02bef58ddb718d02bbf2c6d2090c3c4610639a54ce7db9eebfe", kill_on_drop: false }`
[INFO] [stdout] ebf1ae106c26f02bef58ddb718d02bbf2c6d2090c3c4610639a54ce7db9eebfe