[INFO] fetching crate color-rs 0.5.0...
[INFO] testing color-rs-0.5.0 against 1.49.0 for beta-1.50-1
[INFO] extracting crate color-rs 0.5.0 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate color-rs 0.5.0 on toolchain 1.49.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate color-rs 0.5.0
[INFO] finished tweaking crates.io crate color-rs 0.5.0
[INFO] tweaked toml for crates.io crate color-rs 0.5.0 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2a3c56805a008f070aa5f34c232002cc5f4c5a3971203cd476e6f28f46183e8f
[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" "2a3c56805a008f070aa5f34c232002cc5f4c5a3971203cd476e6f28f46183e8f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2a3c56805a008f070aa5f34c232002cc5f4c5a3971203cd476e6f28f46183e8f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2a3c56805a008f070aa5f34c232002cc5f4c5a3971203cd476e6f28f46183e8f", kill_on_drop: false }`
[INFO] [stdout] 2a3c56805a008f070aa5f34c232002cc5f4c5a3971203cd476e6f28f46183e8f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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=warn" "-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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4be0ba353fd3a54aba8bd54234215732b548a2c2ecf3993ed31ee3757d2f8a98
[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" "4be0ba353fd3a54aba8bd54234215732b548a2c2ecf3993ed31ee3757d2f8a98", kill_on_drop: false }`
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling serde v1.0.118
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling quote v1.0.8
[INFO] [stderr]    Compiling syn v1.0.57
[INFO] [stderr]    Compiling serde_derive v1.0.118
[INFO] [stderr]    Compiling angle v0.4.0
[INFO] [stderr]    Compiling color-rs v0.5.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]   --> src/channel.rs:55:9
[INFO] [stdout]    |
[INFO] [stdout] 55 |         (self + (rhs - self).normalized_mul(value))
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 27.33s
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "4be0ba353fd3a54aba8bd54234215732b548a2c2ecf3993ed31ee3757d2f8a98", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4be0ba353fd3a54aba8bd54234215732b548a2c2ecf3993ed31ee3757d2f8a98", kill_on_drop: false }`
[INFO] [stdout] 4be0ba353fd3a54aba8bd54234215732b548a2c2ecf3993ed31ee3757d2f8a98
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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=warn" "-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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 634b38bc6ebbae713bffe93078323c2b6157584c8b32fa4d4c881fe139df4dc7
[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" "634b38bc6ebbae713bffe93078323c2b6157584c8b32fa4d4c881fe139df4dc7", kill_on_drop: false }`
[INFO] [stderr]    Compiling color-rs v0.5.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]   --> src/channel.rs:55:9
[INFO] [stdout]    |
[INFO] [stdout] 55 |         (self + (rhs - self).normalized_mul(value))
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]   --> src/channel.rs:55:9
[INFO] [stdout]    |
[INFO] [stdout] 55 |         (self + (rhs - self).normalized_mul(value))
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.83s
[INFO] running `Command { std: "docker" "inspect" "634b38bc6ebbae713bffe93078323c2b6157584c8b32fa4d4c881fe139df4dc7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "634b38bc6ebbae713bffe93078323c2b6157584c8b32fa4d4c881fe139df4dc7", kill_on_drop: false }`
[INFO] [stdout] 634b38bc6ebbae713bffe93078323c2b6157584c8b32fa4d4c881fe139df4dc7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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=warn" "-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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 8875e0d2d7fd8097958780232970837328e6b166cbfe1ff9a5fb0dd75392de23
[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" "8875e0d2d7fd8097958780232970837328e6b166cbfe1ff9a5fb0dd75392de23", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stdout] running 13 tests
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]   --> src/channel.rs:55:9
[INFO] [stderr]    |
[INFO] [stderr] 55 |         (self + (rhs - self).normalized_mul(value))
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]   --> src/channel.rs:55:9
[INFO] [stderr]    |
[INFO] [stderr] 55 |         (self + (rhs - self).normalized_mul(value))
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.14s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/color-e95aa1eadf1d05cc
[INFO] [stdout] test channel::tests::test_invert_channel_f32 ... ok
[INFO] [stdout] test channel::tests::test_invert_channel_f64 ... ok
[INFO] [stdout] test channel::tests::test_to_channel_f32 ... ok
[INFO] [stdout] test channel::tests::test_to_channel_u8 ... ok
[INFO] [stdout] test rgb::tests::test_rgb_to_rgb ... ok
[INFO] [stdout] test channel::tests::test_invert_channel_u8 ... ok
[INFO] [stdout] test channel::tests::test_invert_channel_u16 ... ok
[INFO] [stdout] test rgb::tests::test_rgb_ops ... ok
[INFO] [stdout] test channel::tests::test_to_channel_u16 ... ok
[INFO] [stdout] test channel::tests::test_to_channel_f64 ... ok
[INFO] [stdout] test hsv::tests::test_hsv_to_hsv ... ok
[INFO] [stdout] test rgb::tests::test_rgb_to_hsv ... ok
[INFO] [stdout] test hsv::tests::test_hsv_to_rgb ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 13 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests color
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]   --> /opt/rustwide/workdir/src/channel.rs:55:9
[INFO] [stderr]    |
[INFO] [stderr] 55 |         (self + (rhs - self).normalized_mul(value))
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] 
[INFO] [stdout] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stdout] running 0 tests
[INFO] [stderr] 
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "8875e0d2d7fd8097958780232970837328e6b166cbfe1ff9a5fb0dd75392de23", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8875e0d2d7fd8097958780232970837328e6b166cbfe1ff9a5fb0dd75392de23", kill_on_drop: false }`
[INFO] [stdout] 8875e0d2d7fd8097958780232970837328e6b166cbfe1ff9a5fb0dd75392de23