[INFO] fetching crate iro 0.0.1...
[INFO] testing iro-0.0.1 against 1.47.0 for beta-1.48-1
[INFO] extracting crate iro 0.0.1 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate iro 0.0.1 on toolchain 1.47.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate iro 0.0.1
[INFO] finished tweaking crates.io crate iro 0.0.1
[INFO] tweaked toml for crates.io crate iro 0.0.1 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate crates.io crate iro 0.0.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.47.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 88476c485219a2c390fc1143f2bdb309caa466ec02d65d404fcd587fdd80734d
[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" "88476c485219a2c390fc1143f2bdb309caa466ec02d65d404fcd587fdd80734d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "88476c485219a2c390fc1143f2bdb309caa466ec02d65d404fcd587fdd80734d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "88476c485219a2c390fc1143f2bdb309caa466ec02d65d404fcd587fdd80734d", kill_on_drop: false }`
[INFO] [stdout] 88476c485219a2c390fc1143f2bdb309caa466ec02d65d404fcd587fdd80734d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.47.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] da5d342f721dd5f7d3e1418b4627c54ee07fa56f5094bd7f82c13f0423909f1f
[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" "da5d342f721dd5f7d3e1418b4627c54ee07fa56f5094bd7f82c13f0423909f1f", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling partial-min-max v0.4.0
[INFO] [stderr]    Compiling min-max v0.1.3
[INFO] [stderr]    Compiling iro v0.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `min_max::*`
[INFO] [stdout]  --> src/rgb.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use min_max::*;
[INFO] [stdout]   |     ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/cmyk.rs:16:8
[INFO] [stdout]    |
[INFO] [stdout] 16 |     fn new(c: f32, m: f32, y: f32, k: f32) -> Self {
[INFO] [stdout]    |        ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/cmyk.rs:52:8
[INFO] [stdout]    |
[INFO] [stdout] 52 |     fn new(c: u8, m: u8, y: u8, k: u8) -> Self {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `RGB_SCALE`
[INFO] [stdout]  --> src/rgb.rs:6:1
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub(crate) const RGB_SCALE: u8 = 255;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.59s
[INFO] running `Command { std: "docker" "inspect" "da5d342f721dd5f7d3e1418b4627c54ee07fa56f5094bd7f82c13f0423909f1f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "da5d342f721dd5f7d3e1418b4627c54ee07fa56f5094bd7f82c13f0423909f1f", kill_on_drop: false }`
[INFO] [stdout] da5d342f721dd5f7d3e1418b4627c54ee07fa56f5094bd7f82c13f0423909f1f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.47.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bd8190bcb26de1d6d58ef007fe3d4635e61bae9648e8db626617e6fba18ed7f3
[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" "bd8190bcb26de1d6d58ef007fe3d4635e61bae9648e8db626617e6fba18ed7f3", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.43
[INFO] [stderr]    Compiling test-case v1.0.0
[INFO] [stdout] warning: unused import: `min_max::*`
[INFO] [stdout]  --> src/rgb.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use min_max::*;
[INFO] [stdout]   |     ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/cmyk.rs:16:8
[INFO] [stdout]    |
[INFO] [stdout] 16 |     fn new(c: f32, m: f32, y: f32, k: f32) -> Self {
[INFO] [stdout]    |        ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/cmyk.rs:52:8
[INFO] [stdout]    |
[INFO] [stdout] 52 |     fn new(c: u8, m: u8, y: u8, k: u8) -> Self {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `RGB_SCALE`
[INFO] [stdout]  --> src/rgb.rs:6:1
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub(crate) const RGB_SCALE: u8 = 255;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling iro v0.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `min_max::*`
[INFO] [stdout]  --> src/rgb.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use min_max::*;
[INFO] [stdout]   |     ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/cmyk.rs:16:8
[INFO] [stdout]    |
[INFO] [stdout] 16 |     fn new(c: f32, m: f32, y: f32, k: f32) -> Self {
[INFO] [stdout]    |        ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/cmyk.rs:52:8
[INFO] [stdout]    |
[INFO] [stdout] 52 |     fn new(c: u8, m: u8, y: u8, k: u8) -> Self {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `RGB_SCALE`
[INFO] [stdout]  --> src/rgb.rs:6:1
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub(crate) const RGB_SCALE: u8 = 255;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 16.28s
[INFO] running `Command { std: "docker" "inspect" "bd8190bcb26de1d6d58ef007fe3d4635e61bae9648e8db626617e6fba18ed7f3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bd8190bcb26de1d6d58ef007fe3d4635e61bae9648e8db626617e6fba18ed7f3", kill_on_drop: false }`
[INFO] [stdout] bd8190bcb26de1d6d58ef007fe3d4635e61bae9648e8db626617e6fba18ed7f3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.47.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] f31ca9c13eaf41dfb47f76aed46d8ff2ebb84b9b9795f0b0db325dc64876ab05
[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" "f31ca9c13eaf41dfb47f76aed46d8ff2ebb84b9b9795f0b0db325dc64876ab05", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `min_max::*`
[INFO] [stderr]  --> src/rgb.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 3 | use min_max::*;
[INFO] [stderr]   |     ^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `new`
[INFO] [stderr]   --> src/cmyk.rs:16:8
[INFO] [stderr]    |
[INFO] [stderr] 16 |     fn new(c: f32, m: f32, y: f32, k: f32) -> Self {
[INFO] [stderr]    |        ^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `new`
[INFO] [stderr]   --> src/cmyk.rs:52:8
[INFO] [stderr]    |
[INFO] [stderr] 52 |     fn new(c: u8, m: u8, y: u8, k: u8) -> Self {
[INFO] [stderr]    |        ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant is never used: `RGB_SCALE`
[INFO] [stderr]  --> src/rgb.rs:6:1
[INFO] [stderr]   |
[INFO] [stderr] 6 | pub(crate) const RGB_SCALE: u8 = 255;
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 4 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `min_max::*`
[INFO] [stderr]  --> src/rgb.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 3 | use min_max::*;
[INFO] [stderr]   |     ^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `new`
[INFO] [stderr]   --> src/cmyk.rs:16:8
[INFO] [stderr]    |
[INFO] [stderr] 16 |     fn new(c: f32, m: f32, y: f32, k: f32) -> Self {
[INFO] [stderr]    |        ^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `new`
[INFO] [stderr]   --> src/cmyk.rs:52:8
[INFO] [stderr]    |
[INFO] [stderr] 52 |     fn new(c: u8, m: u8, y: u8, k: u8) -> Self {
[INFO] [stderr]    |        ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant is never used: `RGB_SCALE`
[INFO] [stderr]  --> src/rgb.rs:6:1
[INFO] [stderr]   |
[INFO] [stderr] 6 | pub(crate) const RGB_SCALE: u8 = 255;
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 4 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/iro-c9b7263bea33aa93
[INFO] [stdout] 
[INFO] [stdout] running 12 tests
[INFO] [stdout] test tests::test_rgb_to_cmyk::white ... ok
[INFO] [stdout] test tests::test_rgb_to_cmyk::no_m ... ok
[INFO] [stdout] test tests::test_hsl_to_rgb::white ... ok
[INFO] [stdout] test tests::test_hsl_to_rgb::black ... ok
[INFO] [stdout] test tests::test_rgb_to_hsl::white ... ok
[INFO] [stdout] test tests::test_rgb_to_hsl::black ... ok
[INFO] [stdout] test tests::test_rgb_to_hsl::_11 ... ok
[INFO] [stdout] test tests::test_rgb_to_cmyk::black ... ok
[INFO] [stdout] test tests::test_cmyk_to_rgb::no_m ... ok
[INFO] [stdout] test tests::test_hsl_to_rgb::_1 ... ok
[INFO] [stdout] test tests::test_cmyk_to_rgb::black ... ok
[INFO] [stdout] test tests::test_cmyk_to_rgb::white ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 12 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests iro
[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
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "f31ca9c13eaf41dfb47f76aed46d8ff2ebb84b9b9795f0b0db325dc64876ab05", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f31ca9c13eaf41dfb47f76aed46d8ff2ebb84b9b9795f0b0db325dc64876ab05", kill_on_drop: false }`
[INFO] [stdout] f31ca9c13eaf41dfb47f76aed46d8ff2ebb84b9b9795f0b0db325dc64876ab05
