[INFO] fetching crate rremind 0.0.16...
[INFO] checking rremind-0.0.16 against try#ddcf048784667508cd676fef4667f88ae15628a3 for pr-148271
[INFO] extracting crate rremind 0.0.16 into /workspace/builds/worker-7-tc2/source
[INFO] started tweaking crates.io crate rremind 0.0.16
[INFO] finished tweaking crates.io crate rremind 0.0.16
[INFO] tweaked toml for crates.io crate rremind 0.0.16 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate rremind 0.0.16 on toolchain ddcf048784667508cd676fef4667f88ae15628a3
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ddcf048784667508cd676fef4667f88ae15628a3" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate rremind 0.0.16 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" "+ddcf048784667508cd676fef4667f88ae15628a3" "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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+ddcf048784667508cd676fef4667f88ae15628a3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 186d125a27ed2f3d491524c79cca98f347d6af3e3ab2a0603a2a59b60d320b38
[INFO] running `Command { std: "docker" "start" "-a" "186d125a27ed2f3d491524c79cca98f347d6af3e3ab2a0603a2a59b60d320b38", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "186d125a27ed2f3d491524c79cca98f347d6af3e3ab2a0603a2a59b60d320b38", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "186d125a27ed2f3d491524c79cca98f347d6af3e3ab2a0603a2a59b60d320b38", kill_on_drop: false }`
[INFO] [stdout] 186d125a27ed2f3d491524c79cca98f347d6af3e3ab2a0603a2a59b60d320b38
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+ddcf048784667508cd676fef4667f88ae15628a3" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f21c0c699e88cb15281c5121e053d55943e49d0468a54ab554f3337c67909e44
[INFO] running `Command { std: "docker" "start" "-a" "f21c0c699e88cb15281c5121e053d55943e49d0468a54ab554f3337c67909e44", kill_on_drop: false }`
[INFO] [stderr]     Checking rremind v0.0.16 (/opt/rustwide/workdir)
[INFO] [stdout] warning: constant `COLOR_BLACK` is never used
[INFO] [stdout]  --> src/color/mod.rs:1:11
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub const COLOR_BLACK: &str = "\x1B[30m";
[INFO] [stdout]   |           ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `COLOR_RED` is never used
[INFO] [stdout]  --> src/color/mod.rs:2:11
[INFO] [stdout]   |
[INFO] [stdout] 2 | pub const COLOR_RED: &str = "\x1B[31m";
[INFO] [stdout]   |           ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `COLOR_MAGENTA` is never used
[INFO] [stdout]  --> src/color/mod.rs:6:11
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub const COLOR_MAGENTA: &str = "\x1B[35m";
[INFO] [stdout]   |           ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `COLOR_CYAN` is never used
[INFO] [stdout]  --> src/color/mod.rs:7:11
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub const COLOR_CYAN: &str = "\x1B[36m";
[INFO] [stdout]   |           ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `COLOR_WHITE` is never used
[INFO] [stdout]  --> src/color/mod.rs:8:11
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub const COLOR_WHITE: &str = "\x1B[37m";
[INFO] [stdout]   |           ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `COLOR_BRIGHT_BLACK` is never used
[INFO] [stdout]  --> src/color/mod.rs:9:11
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub const COLOR_BRIGHT_BLACK: &str = "\x1B[90m";
[INFO] [stdout]   |           ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `COLOR_BRIGHT_GREEN` is never used
[INFO] [stdout]   --> src/color/mod.rs:11:11
[INFO] [stdout]    |
[INFO] [stdout] 11 | pub const COLOR_BRIGHT_GREEN: &str = "\x1B[92m";
[INFO] [stdout]    |           ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `COLOR_BRIGHT_YELLOW` is never used
[INFO] [stdout]   --> src/color/mod.rs:12:11
[INFO] [stdout]    |
[INFO] [stdout] 12 | pub const COLOR_BRIGHT_YELLOW: &str = "\x1B[93m";
[INFO] [stdout]    |           ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `COLOR_BRIGHT_BLUE` is never used
[INFO] [stdout]   --> src/color/mod.rs:13:11
[INFO] [stdout]    |
[INFO] [stdout] 13 | pub const COLOR_BRIGHT_BLUE: &str = "\x1B[94m";
[INFO] [stdout]    |           ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `COLOR_BRIGHT_MAGENTA` is never used
[INFO] [stdout]   --> src/color/mod.rs:14:11
[INFO] [stdout]    |
[INFO] [stdout] 14 | pub const COLOR_BRIGHT_MAGENTA: &str = "\x1B[95m";
[INFO] [stdout]    |           ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `COLOR_BRIGHT_WHITE` is never used
[INFO] [stdout]   --> src/color/mod.rs:16:11
[INFO] [stdout]    |
[INFO] [stdout] 16 | pub const COLOR_BRIGHT_WHITE: &str = "\x1B[97m";
[INFO] [stdout]    |           ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `COLOR_BLACK` is never used
[INFO] [stdout]  --> src/color/mod.rs:1:11
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub const COLOR_BLACK: &str = "\x1B[30m";
[INFO] [stdout]   |           ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `COLOR_RED` is never used
[INFO] [stdout]  --> src/color/mod.rs:2:11
[INFO] [stdout]   |
[INFO] [stdout] 2 | pub const COLOR_RED: &str = "\x1B[31m";
[INFO] [stdout]   |           ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `COLOR_MAGENTA` is never used
[INFO] [stdout]  --> src/color/mod.rs:6:11
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub const COLOR_MAGENTA: &str = "\x1B[35m";
[INFO] [stdout]   |           ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `COLOR_CYAN` is never used
[INFO] [stdout]  --> src/color/mod.rs:7:11
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub const COLOR_CYAN: &str = "\x1B[36m";
[INFO] [stdout]   |           ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `COLOR_WHITE` is never used
[INFO] [stdout]  --> src/color/mod.rs:8:11
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub const COLOR_WHITE: &str = "\x1B[37m";
[INFO] [stdout]   |           ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `COLOR_BRIGHT_BLACK` is never used
[INFO] [stdout]  --> src/color/mod.rs:9:11
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub const COLOR_BRIGHT_BLACK: &str = "\x1B[90m";
[INFO] [stdout]   |           ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `COLOR_BRIGHT_GREEN` is never used
[INFO] [stdout]   --> src/color/mod.rs:11:11
[INFO] [stdout]    |
[INFO] [stdout] 11 | pub const COLOR_BRIGHT_GREEN: &str = "\x1B[92m";
[INFO] [stdout]    |           ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `COLOR_BRIGHT_YELLOW` is never used
[INFO] [stdout]   --> src/color/mod.rs:12:11
[INFO] [stdout]    |
[INFO] [stdout] 12 | pub const COLOR_BRIGHT_YELLOW: &str = "\x1B[93m";
[INFO] [stdout]    |           ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `COLOR_BRIGHT_BLUE` is never used
[INFO] [stdout]   --> src/color/mod.rs:13:11
[INFO] [stdout]    |
[INFO] [stdout] 13 | pub const COLOR_BRIGHT_BLUE: &str = "\x1B[94m";
[INFO] [stdout]    |           ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `COLOR_BRIGHT_MAGENTA` is never used
[INFO] [stdout]   --> src/color/mod.rs:14:11
[INFO] [stdout]    |
[INFO] [stdout] 14 | pub const COLOR_BRIGHT_MAGENTA: &str = "\x1B[95m";
[INFO] [stdout]    |           ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `COLOR_BRIGHT_WHITE` is never used
[INFO] [stdout]   --> src/color/mod.rs:16:11
[INFO] [stdout]    |
[INFO] [stdout] 16 | pub const COLOR_BRIGHT_WHITE: &str = "\x1B[97m";
[INFO] [stdout]    |           ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.24s
[INFO] running `Command { std: "docker" "inspect" "f21c0c699e88cb15281c5121e053d55943e49d0468a54ab554f3337c67909e44", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f21c0c699e88cb15281c5121e053d55943e49d0468a54ab554f3337c67909e44", kill_on_drop: false }`
[INFO] [stdout] f21c0c699e88cb15281c5121e053d55943e49d0468a54ab554f3337c67909e44
