[INFO] crate deltae 0.2.1 is already in cache
[INFO] testing deltae-0.2.1 against beta-2020-07-24 for beta-1.46-1
[INFO] extracting crate deltae 0.2.1 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate deltae 0.2.1 on toolchain beta-2020-07-24
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate deltae 0.2.1
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate deltae 0.2.1
[INFO] tweaked toml for crates.io crate deltae 0.2.1 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate crates.io crate deltae 0.2.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "fetch" "--locked" "--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-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 26da154cf0bcd7f1016fa7befa9e330eed58565ba045788067f3ac85d7855668
[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" "26da154cf0bcd7f1016fa7befa9e330eed58565ba045788067f3ac85d7855668", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "26da154cf0bcd7f1016fa7befa9e330eed58565ba045788067f3ac85d7855668", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "26da154cf0bcd7f1016fa7befa9e330eed58565ba045788067f3ac85d7855668", kill_on_drop: false }`
[INFO] [stdout] 26da154cf0bcd7f1016fa7befa9e330eed58565ba045788067f3ac85d7855668
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2d6ddf9ce2e11017bcf2331f9b1dcd97e1fcd75b78c700841730fa9a3731b0f6
[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" "2d6ddf9ce2e11017bcf2331f9b1dcd97e1fcd75b78c700841730fa9a3731b0f6", kill_on_drop: false }`
[INFO] [stderr]    Compiling deltae v0.2.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stdout]    --> src/color.rs:167:30
[INFO] [stdout]     |
[INFO] [stdout] 167 |         write!(f, "{}", self.description())
[INFO] [stdout]     |                              ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.94s
[INFO] running `Command { std: "docker" "inspect" "2d6ddf9ce2e11017bcf2331f9b1dcd97e1fcd75b78c700841730fa9a3731b0f6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2d6ddf9ce2e11017bcf2331f9b1dcd97e1fcd75b78c700841730fa9a3731b0f6", kill_on_drop: false }`
[INFO] [stdout] 2d6ddf9ce2e11017bcf2331f9b1dcd97e1fcd75b78c700841730fa9a3731b0f6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1e954b23acb7789824e07a3b6d152e0fd3043756de26772c666796becae772e6
[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" "1e954b23acb7789824e07a3b6d152e0fd3043756de26772c666796becae772e6", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.51
[INFO] [stderr]    Compiling bitflags v1.0.4
[INFO] [stdout] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stdout]    --> src/color.rs:167:30
[INFO] [stdout]     |
[INFO] [stdout] 167 |         write!(f, "{}", self.description())
[INFO] [stdout]     |                              ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling atty v0.2.11
[INFO] [stderr]    Compiling clap v2.33.0
[INFO] [stderr]    Compiling deltae v0.2.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stdout]    --> src/color.rs:167:30
[INFO] [stdout]     |
[INFO] [stdout] 167 |         write!(f, "{}", self.description())
[INFO] [stdout]     |                              ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` 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 17.83s
[INFO] running `Command { std: "docker" "inspect" "1e954b23acb7789824e07a3b6d152e0fd3043756de26772c666796becae772e6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1e954b23acb7789824e07a3b6d152e0fd3043756de26772c666796becae772e6", kill_on_drop: false }`
[INFO] [stdout] 1e954b23acb7789824e07a3b6d152e0fd3043756de26772c666796becae772e6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] ad4b084ba3a480a7d075208dd5b3323c40b32f72a9350959251b87c03dac879e
[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" "ad4b084ba3a480a7d075208dd5b3323c40b32f72a9350959251b87c03dac879e", kill_on_drop: false }`
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]    --> src/color.rs:167:30
[INFO] [stderr]     |
[INFO] [stderr] 167 |         write!(f, "{}", self.description())
[INFO] [stderr]     |                              ^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]    --> src/color.rs:167:30
[INFO] [stderr]     |
[INFO] [stderr] 167 |         write!(f, "{}", self.description())
[INFO] [stderr]     |                              ^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/deltae-d9530e90cd44a1a6
[INFO] [stdout] 
[INFO] [stdout] running 11 tests
[INFO] [stdout] test tests::lab_to_xyz ... ok
[INFO] [stdout] test tests::lch_string ... ok
[INFO] [stdout] test round::round ... ok
[INFO] [stdout] test tests::de2000_test_set ... ok
[INFO] [stdout] test tests::decmc2 ... ok
[INFO] [stdout] test tests::de1976_test_set ... ok
[INFO] [stdout] test tests::lch_to_lab ... ok
[INFO] [stdout] test tests::decmc1 ... ok
[INFO] [stdout] test tests::lab_to_lch ... ok
[INFO] [stdout] test tests::lab_string ... ok
[INFO] [stdout] test tests::xyz_string ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 11 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests deltae
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test src/color.rs - color (line 5) ... ok
[INFO] [stdout] test src/lib.rs - (line 7) ... ok
[INFO] [stdout] test src/delta.rs - delta::Delta::delta (line 7) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "ad4b084ba3a480a7d075208dd5b3323c40b32f72a9350959251b87c03dac879e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ad4b084ba3a480a7d075208dd5b3323c40b32f72a9350959251b87c03dac879e", kill_on_drop: false }`
[INFO] [stdout] ad4b084ba3a480a7d075208dd5b3323c40b32f72a9350959251b87c03dac879e