[INFO] fetching crate ansic-macros 0.1.0...
[INFO] checking ansic-macros-0.1.0 against try#a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d for pr-145342-1
[INFO] extracting crate ansic-macros 0.1.0 into /workspace/builds/worker-6-tc2/source
[INFO] started tweaking crates.io crate ansic-macros 0.1.0
[INFO] finished tweaking crates.io crate ansic-macros 0.1.0
[INFO] tweaked toml for crates.io crate ansic-macros 0.1.0 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate ansic-macros 0.1.0 on toolchain a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate ansic-macros 0.1.0 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" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e9c9b1a998e45f565810474de28382fa6e20b8fb2b839df69a977ae5a56216b8
[INFO] running `Command { std: "docker" "start" "-a" "e9c9b1a998e45f565810474de28382fa6e20b8fb2b839df69a977ae5a56216b8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e9c9b1a998e45f565810474de28382fa6e20b8fb2b839df69a977ae5a56216b8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e9c9b1a998e45f565810474de28382fa6e20b8fb2b839df69a977ae5a56216b8", kill_on_drop: false }`
[INFO] [stdout] e9c9b1a998e45f565810474de28382fa6e20b8fb2b839df69a977ae5a56216b8
[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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 52255bd02e4f72955ed6420e85bc7677b15a547babc6f849f3afc906f13f57ad
[INFO] running `Command { std: "docker" "start" "-a" "52255bd02e4f72955ed6420e85bc7677b15a547babc6f849f3afc906f13f57ad", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.95
[INFO] [stderr]     Checking unicode-ident v1.0.18
[INFO] [stderr]     Checking quote v1.0.40
[INFO] [stderr]     Checking syn v2.0.101
[INFO] [stderr]     Checking ansic-macros v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `error`
[INFO] [stdout]  --> src/lib.rs:6:28
[INFO] [stdout]   |
[INFO] [stdout] 6 | use detect::{ArgumentType, error, parse_arg};
[INFO] [stdout]   |                            ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `*` and `self`
[INFO] [stdout]  --> src/detect.rs:3:32
[INFO] [stdout]   |
[INFO] [stdout] 3 | use crate::styles::AnsiStyle::{self, *};
[INFO] [stdout]   |                                ^^^^  ^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::styles::BasicAnsiStyle::*`
[INFO] [stdout]  --> src/detect.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use crate::styles::BasicAnsiStyle::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `AnsiArg` and `detect::error`
[INFO] [stdout]  --> src/styles.rs:3:13
[INFO] [stdout]   |
[INFO] [stdout] 3 | use crate::{detect::error, AnsiArg};
[INFO] [stdout]   |             ^^^^^^^^^^^^^  ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `error`
[INFO] [stdout]  --> src/lib.rs:6:28
[INFO] [stdout]   |
[INFO] [stdout] 6 | use detect::{ArgumentType, error, parse_arg};
[INFO] [stdout]   |                            ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `*` and `self`
[INFO] [stdout]  --> src/detect.rs:3:32
[INFO] [stdout]   |
[INFO] [stdout] 3 | use crate::styles::AnsiStyle::{self, *};
[INFO] [stdout]   |                                ^^^^  ^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::styles::BasicAnsiStyle::*`
[INFO] [stdout]  --> src/detect.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use crate::styles::BasicAnsiStyle::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `AnsiArg` and `detect::error`
[INFO] [stdout]  --> src/styles.rs:3:13
[INFO] [stdout]   |
[INFO] [stdout] 3 | use crate::{detect::error, AnsiArg};
[INFO] [stdout]   |             ^^^^^^^^^^^^^  ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `color`
[INFO] [stdout]   --> src/lib.rs:88:28
[INFO] [stdout]    |
[INFO] [stdout] 88 |         } else if let Some(color) = AnsiStyle::to_color(false, false, arg, None) {
[INFO] [stdout]    |                            ^^^^^ help: if this is intentional, prefix it with an underscore: `_color`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `style`
[INFO] [stdout]   --> src/lib.rs:94:28
[INFO] [stdout]    |
[INFO] [stdout] 94 |         } else if let Some(style) = AnsiStyle::to_style(arg) {
[INFO] [stdout]    |                            ^^^^^ help: if this is intentional, prefix it with an underscore: `_style`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `num`
[INFO] [stdout]    --> src/lib.rs:162:55
[INFO] [stdout]     |
[INFO] [stdout] 162 | ...                   if let Ok(num) = s.parse::<u8>() {
[INFO] [stdout]     |                                 ^^^ help: if this is intentional, prefix it with an underscore: `_num`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/lib.rs:36:52
[INFO] [stdout]    |
[INFO] [stdout] 36 | fn generate_ansiarg(args: Vec<ArgumentType>, name: &str, rgb: Option<(u8, u8, u8)>) -> AnsiArg {
[INFO] [stdout]    |                                                    ^^^^ the lifetime is elided here    ------- the same lifetime is hidden here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 36 | fn generate_ansiarg(args: Vec<ArgumentType>, name: &str, rgb: Option<(u8, u8, u8)>) -> AnsiArg<'_> {
[INFO] [stdout]    |                                                                                               ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `color`
[INFO] [stdout]   --> src/lib.rs:88:28
[INFO] [stdout]    |
[INFO] [stdout] 88 |         } else if let Some(color) = AnsiStyle::to_color(false, false, arg, None) {
[INFO] [stdout]    |                            ^^^^^ help: if this is intentional, prefix it with an underscore: `_color`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `style`
[INFO] [stdout]   --> src/lib.rs:94:28
[INFO] [stdout]    |
[INFO] [stdout] 94 |         } else if let Some(style) = AnsiStyle::to_style(arg) {
[INFO] [stdout]    |                            ^^^^^ help: if this is intentional, prefix it with an underscore: `_style`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `num`
[INFO] [stdout]    --> src/lib.rs:162:55
[INFO] [stdout]     |
[INFO] [stdout] 162 | ...                   if let Ok(num) = s.parse::<u8>() {
[INFO] [stdout]     |                                 ^^^ help: if this is intentional, prefix it with an underscore: `_num`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/lib.rs:36:52
[INFO] [stdout]    |
[INFO] [stdout] 36 | fn generate_ansiarg(args: Vec<ArgumentType>, name: &str, rgb: Option<(u8, u8, u8)>) -> AnsiArg {
[INFO] [stdout]    |                                                    ^^^^ the lifetime is elided here    ------- the same lifetime is hidden here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 36 | fn generate_ansiarg(args: Vec<ArgumentType>, name: &str, rgb: Option<(u8, u8, u8)>) -> AnsiArg<'_> {
[INFO] [stdout]    |                                                                                               ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.11s
[INFO] running `Command { std: "docker" "inspect" "52255bd02e4f72955ed6420e85bc7677b15a547babc6f849f3afc906f13f57ad", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "52255bd02e4f72955ed6420e85bc7677b15a547babc6f849f3afc906f13f57ad", kill_on_drop: false }`
[INFO] [stdout] 52255bd02e4f72955ed6420e85bc7677b15a547babc6f849f3afc906f13f57ad