[INFO] fetching crate immo 0.1.2...
[INFO] testing immo-0.1.2 against try#c2e32f1c9652b13ed99608599c1e855462f421f3 for pr-146098-7
[INFO] extracting crate immo 0.1.2 into /workspace/builds/worker-1-tc2/source
[INFO] started tweaking crates.io crate immo 0.1.2
[INFO] finished tweaking crates.io crate immo 0.1.2
[INFO] tweaked toml for crates.io crate immo 0.1.2 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate immo 0.1.2 on toolchain c2e32f1c9652b13ed99608599c1e855462f421f3
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate immo 0.1.2 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" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3a50f3f05d117ba78f2e44f350f736d9eb3ce7e9087ab4f5290ed052de66ee98
[INFO] running `Command { std: "docker" "start" "-a" "3a50f3f05d117ba78f2e44f350f736d9eb3ce7e9087ab4f5290ed052de66ee98", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3a50f3f05d117ba78f2e44f350f736d9eb3ce7e9087ab4f5290ed052de66ee98", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3a50f3f05d117ba78f2e44f350f736d9eb3ce7e9087ab4f5290ed052de66ee98", kill_on_drop: false }`
[INFO] [stdout] 3a50f3f05d117ba78f2e44f350f736d9eb3ce7e9087ab4f5290ed052de66ee98
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6e0e0c19d2174eb0c7d7c98cbeae1ba72dd36e6d54f507304a2eeea1bd5e472d
[INFO] running `Command { std: "docker" "start" "-a" "6e0e0c19d2174eb0c7d7c98cbeae1ba72dd36e6d54f507304a2eeea1bd5e472d", kill_on_drop: false }`
[INFO] [stderr]    Compiling immo v0.1.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused `#[macro_use]` import
[INFO] [stdout]  --> src/lib.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #[macro_use]
[INFO] [stdout]   | ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/error.rs:40:19
[INFO] [stdout]    |
[INFO] [stdout] 39 | impl ImageError {
[INFO] [stdout]    | --------------- associated function in this implementation
[INFO] [stdout] 40 |     pub(crate) fn new<E>(kind: ErrorKind, error: E) -> Self
[INFO] [stdout]    |                   ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `Custom` is never constructed
[INFO] [stdout]   --> src/error.rs:65:5
[INFO] [stdout]    |
[INFO] [stdout] 63 | enum _ImageError {
[INFO] [stdout]    |      ----------- variant in this enum
[INFO] [stdout] 64 |     Simple(ErrorKind),
[INFO] [stdout] 65 |     Custom((ErrorKind, Box<dyn error::Error + Send + Sync>)),
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.23s
[INFO] running `Command { std: "docker" "inspect" "6e0e0c19d2174eb0c7d7c98cbeae1ba72dd36e6d54f507304a2eeea1bd5e472d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6e0e0c19d2174eb0c7d7c98cbeae1ba72dd36e6d54f507304a2eeea1bd5e472d", kill_on_drop: false }`
[INFO] [stdout] 6e0e0c19d2174eb0c7d7c98cbeae1ba72dd36e6d54f507304a2eeea1bd5e472d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 51bec1aca7a08e187b50724201fee67e4854ed6c6f71557906ca844f99cecdc1
[INFO] running `Command { std: "docker" "start" "-a" "51bec1aca7a08e187b50724201fee67e4854ed6c6f71557906ca844f99cecdc1", kill_on_drop: false }`
[INFO] [stderr]    Compiling miniz_oxide v0.6.2
[INFO] [stdout] warning: unused `#[macro_use]` import
[INFO] [stdout]  --> src/lib.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #[macro_use]
[INFO] [stdout]   | ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/error.rs:40:19
[INFO] [stdout]    |
[INFO] [stdout] 39 | impl ImageError {
[INFO] [stdout]    | --------------- associated function in this implementation
[INFO] [stdout] 40 |     pub(crate) fn new<E>(kind: ErrorKind, error: E) -> Self
[INFO] [stdout]    |                   ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `Custom` is never constructed
[INFO] [stdout]   --> src/error.rs:65:5
[INFO] [stdout]    |
[INFO] [stdout] 63 | enum _ImageError {
[INFO] [stdout]    |      ----------- variant in this enum
[INFO] [stdout] 64 |     Simple(ErrorKind),
[INFO] [stdout] 65 |     Custom((ErrorKind, Box<dyn error::Error + Send + Sync>)),
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling flate2 v1.0.25
[INFO] [stderr]    Compiling png v0.17.7
[INFO] [stderr]    Compiling immo v0.1.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused `#[macro_use]` import
[INFO] [stdout]  --> src/lib.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #[macro_use]
[INFO] [stdout]   | ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/error.rs:40:19
[INFO] [stdout]    |
[INFO] [stdout] 39 | impl ImageError {
[INFO] [stdout]    | --------------- associated function in this implementation
[INFO] [stdout] 40 |     pub(crate) fn new<E>(kind: ErrorKind, error: E) -> Self
[INFO] [stdout]    |                   ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `Custom` is never constructed
[INFO] [stdout]   --> src/error.rs:65:5
[INFO] [stdout]    |
[INFO] [stdout] 63 | enum _ImageError {
[INFO] [stdout]    |      ----------- variant in this enum
[INFO] [stdout] 64 |     Simple(ErrorKind),
[INFO] [stdout] 65 |     Custom((ErrorKind, Box<dyn error::Error + Send + Sync>)),
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `LIGHT_AQUA` is never used
[INFO] [stdout]   --> examples/line.rs:10:7
[INFO] [stdout]    |
[INFO] [stdout] 10 | const LIGHT_AQUA: (u8, u8, u8, u8) = (170, 222, 240, 255);
[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 `DARK_AQUA` is never used
[INFO] [stdout]   --> examples/line.rs:11:7
[INFO] [stdout]    |
[INFO] [stdout] 11 | const DARK_AQUA: (u8, u8, u8, u8) = (0, 140, 180, 255);
[INFO] [stdout]    |       ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `AQUA` is never used
[INFO] [stdout]   --> examples/line.rs:12:7
[INFO] [stdout]    |
[INFO] [stdout] 12 | const AQUA: (u8, u8, u8, u8) = (0, 222, 255, 255);
[INFO] [stdout]    |       ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 2.81s
[INFO] running `Command { std: "docker" "inspect" "51bec1aca7a08e187b50724201fee67e4854ed6c6f71557906ca844f99cecdc1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "51bec1aca7a08e187b50724201fee67e4854ed6c6f71557906ca844f99cecdc1", kill_on_drop: false }`
[INFO] [stdout] 51bec1aca7a08e187b50724201fee67e4854ed6c6f71557906ca844f99cecdc1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] b4d7bc97b72373cbdef27692d1846d00b5811c346a47465e800c28493f9846e0
[INFO] running `Command { std: "docker" "start" "-a" "b4d7bc97b72373cbdef27692d1846d00b5811c346a47465e800c28493f9846e0", kill_on_drop: false }`
[INFO] [stderr] warning: unused `#[macro_use]` import
[INFO] [stderr]  --> src/lib.rs:1:1
[INFO] [stderr]   |
[INFO] [stderr] 1 | #[macro_use]
[INFO] [stderr]   | ^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: associated function `new` is never used
[INFO] [stderr]   --> src/error.rs:40:19
[INFO] [stderr]    |
[INFO] [stderr] 39 | impl ImageError {
[INFO] [stderr]    | --------------- associated function in this implementation
[INFO] [stderr] 40 |     pub(crate) fn new<E>(kind: ErrorKind, error: E) -> Self
[INFO] [stderr]    |                   ^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variant `Custom` is never constructed
[INFO] [stderr]   --> src/error.rs:65:5
[INFO] [stderr]    |
[INFO] [stderr] 63 | enum _ImageError {
[INFO] [stderr]    |      ----------- variant in this enum
[INFO] [stderr] 64 |     Simple(ErrorKind),
[INFO] [stderr] 65 |     Custom((ErrorKind, Box<dyn error::Error + Send + Sync>)),
[INFO] [stderr]    |     ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `immo` (lib) generated 3 warnings
[INFO] [stderr] warning: constant `LIGHT_AQUA` is never used
[INFO] [stderr]   --> examples/line.rs:10:7
[INFO] [stderr]    |
[INFO] [stderr] 10 | const LIGHT_AQUA: (u8, u8, u8, u8) = (170, 222, 240, 255);
[INFO] [stderr]    |       ^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: constant `DARK_AQUA` is never used
[INFO] [stderr]   --> examples/line.rs:11:7
[INFO] [stderr]    |
[INFO] [stderr] 11 | const DARK_AQUA: (u8, u8, u8, u8) = (0, 140, 180, 255);
[INFO] [stderr]    |       ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant `AQUA` is never used
[INFO] [stderr]   --> examples/line.rs:12:7
[INFO] [stderr]    |
[INFO] [stderr] 12 | const AQUA: (u8, u8, u8, u8) = (0, 222, 255, 255);
[INFO] [stderr]    |       ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `immo` (example "line") generated 3 warnings
[INFO] [stderr] warning: `immo` (lib test) generated 3 warnings (3 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.10s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/immo-9ae02794b3f3ad17)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests immo
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "b4d7bc97b72373cbdef27692d1846d00b5811c346a47465e800c28493f9846e0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b4d7bc97b72373cbdef27692d1846d00b5811c346a47465e800c28493f9846e0", kill_on_drop: false }`
[INFO] [stdout] b4d7bc97b72373cbdef27692d1846d00b5811c346a47465e800c28493f9846e0
