[INFO] cloning repository https://github.com/hikerpig/looke
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/hikerpig/looke" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhikerpig%2Flooke", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhikerpig%2Flooke'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 74e6e0ddb5d0b195a20ea64b8adc28e3b1bdcec4
[INFO] testing hikerpig/looke against 1.83.0 for beta-1.84.0-4-retry
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhikerpig%2Flooke" "/workspace/builds/worker-1-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/hikerpig/looke on toolchain 1.83.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.83.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/hikerpig/looke
[INFO] finished tweaking git repo https://github.com/hikerpig/looke
[INFO] tweaked toml for git repo https://github.com/hikerpig/looke written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/hikerpig/looke 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" "+1.83.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+1.83.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7fb0594f34262c1d6c4bf256e65b8c8d282de1a9064493f3fb1a263c5ecc1147
[INFO] running `Command { std: "docker" "start" "-a" "7fb0594f34262c1d6c4bf256e65b8c8d282de1a9064493f3fb1a263c5ecc1147", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7fb0594f34262c1d6c4bf256e65b8c8d282de1a9064493f3fb1a263c5ecc1147", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7fb0594f34262c1d6c4bf256e65b8c8d282de1a9064493f3fb1a263c5ecc1147", kill_on_drop: false }`
[INFO] [stdout] 7fb0594f34262c1d6c4bf256e65b8c8d282de1a9064493f3fb1a263c5ecc1147
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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" "RUSTDOCFLAGS=--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+1.83.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b8d4f0a2aab902944b6ec980dd321717857eb79808e4d906633cf25d311f7ea6
[INFO] running `Command { std: "docker" "start" "-a" "b8d4f0a2aab902944b6ec980dd321717857eb79808e4d906633cf25d311f7ea6", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.48
[INFO] [stderr]    Compiling rand_core v0.4.0
[INFO] [stderr]    Compiling autocfg v0.1.2
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling proc-macro2 v0.4.26
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling num-traits v0.2.6
[INFO] [stderr]    Compiling arrayvec v0.4.10
[INFO] [stderr]    Compiling nodrop v0.1.13
[INFO] [stderr]    Compiling siphasher v0.2.3
[INFO] [stderr]    Compiling cfg-if v0.1.6
[INFO] [stderr]    Compiling lazy_static v1.2.0
[INFO] [stderr]    Compiling scopeguard v0.3.3
[INFO] [stderr]    Compiling num-integer v0.1.39
[INFO] [stderr]    Compiling memoffset v0.2.1
[INFO] [stderr]    Compiling rayon-core v1.4.1
[INFO] [stderr]    Compiling crossbeam-utils v0.2.2
[INFO] [stderr]    Compiling byteorder v1.2.7
[INFO] [stderr]    Compiling num-iter v0.1.37
[INFO] [stderr]    Compiling rayon v1.0.3
[INFO] [stderr]    Compiling num-derive v0.2.4
[INFO] [stderr]    Compiling adler32 v1.0.3
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling rand v0.6.4
[INFO] [stderr]    Compiling rand_core v0.3.1
[INFO] [stderr]    Compiling phf_shared v0.7.24
[INFO] [stderr]    Compiling rand_hc v0.1.0
[INFO] [stderr]    Compiling rand_xorshift v0.1.1
[INFO] [stderr]    Compiling rand_isaac v0.1.1
[INFO] [stderr]    Compiling bitflags v1.0.4
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling lzw v0.10.0
[INFO] [stderr]    Compiling either v1.5.0
[INFO] [stderr]    Compiling num-rational v0.2.1
[INFO] [stderr]    Compiling inflate v0.4.4
[INFO] [stderr]    Compiling deflate v0.7.19
[INFO] [stderr]    Compiling unicode-width v0.1.5
[INFO] [stderr]    Compiling rand_pcg v0.1.1
[INFO] [stderr]    Compiling color_quant v1.0.1
[INFO] [stderr]    Compiling phf v0.7.24
[INFO] [stderr]    Compiling ansi_term v0.11.0
[INFO] [stderr]    Compiling quote v0.6.11
[INFO] [stderr]    Compiling textwrap v0.10.0
[INFO] [stderr]    Compiling strsim v0.7.0
[INFO] [stderr]    Compiling scoped_threadpool v0.1.9
[INFO] [stderr]    Compiling approx v0.1.1
[INFO] [stderr]    Compiling crossbeam-epoch v0.3.1
[INFO] [stderr]    Compiling gif v0.10.1
[INFO] [stderr]    Compiling vec_map v0.8.1
[INFO] [stderr]    Compiling rand_os v0.1.1
[INFO] [stderr]    Compiling num_cpus v1.9.0
[INFO] [stderr]    Compiling syn v0.15.26
[INFO] [stderr]    Compiling syn v0.14.9
[INFO] [stderr]    Compiling atty v0.2.11
[INFO] [stderr]    Compiling clap v2.32.0
[INFO] [stderr]    Compiling crossbeam-deque v0.2.0
[INFO] [stderr]    Compiling png v0.12.0
[INFO] [stderr]    Compiling phf_generator v0.7.24
[INFO] [stderr]    Compiling phf_codegen v0.7.24
[INFO] [stderr]    Compiling palette v0.4.1
[INFO] [stderr]    Compiling palette_derive v0.4.1
[INFO] [stderr]    Compiling jpeg-decoder v0.1.15
[INFO] [stderr]    Compiling tiff v0.2.1
[INFO] [stderr]    Compiling image v0.20.1
[INFO] [stderr]    Compiling looke v0.2.2-alpha.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/diff.rs:45:32
[INFO] [stdout]    |
[INFO] [stdout] 45 | pub type PixelComparator = Box<Fn(RgbaTuple, RgbaTuple) -> bool>;
[INFO] [stdout]    |                                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 45 | pub type PixelComparator = Box<dyn Fn(RgbaTuple, RgbaTuple) -> bool>;
[INFO] [stdout]    |                                +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `xmin`, `ymin`, `xmax`, and `ymax` are never read
[INFO] [stdout]   --> src/diff.rs:8:5
[INFO] [stdout]    |
[INFO] [stdout] 7  | pub struct DiffArea {
[INFO] [stdout]    |            -------- fields in this struct
[INFO] [stdout] 8  |     xmin: u32,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 9  |     ymin: u32,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 10 |     xmax: u32,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 11 |     ymax: u32,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `DiffArea` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 16.47s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: syn v0.14.9
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1`
[INFO] running `Command { std: "docker" "inspect" "b8d4f0a2aab902944b6ec980dd321717857eb79808e4d906633cf25d311f7ea6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b8d4f0a2aab902944b6ec980dd321717857eb79808e4d906633cf25d311f7ea6", kill_on_drop: false }`
[INFO] [stdout] b8d4f0a2aab902944b6ec980dd321717857eb79808e4d906633cf25d311f7ea6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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" "RUSTDOCFLAGS=--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+1.83.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 84e59fcd45bc806cf0f03a0717080e8631292faface5edcf01d573dcb7cafad4
[INFO] running `Command { std: "docker" "start" "-a" "84e59fcd45bc806cf0f03a0717080e8631292faface5edcf01d573dcb7cafad4", kill_on_drop: false }`
[INFO] [stderr]    Compiling looke v0.2.2-alpha.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/diff.rs:45:32
[INFO] [stdout]    |
[INFO] [stdout] 45 | pub type PixelComparator = Box<Fn(RgbaTuple, RgbaTuple) -> bool>;
[INFO] [stdout]    |                                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 45 | pub type PixelComparator = Box<dyn Fn(RgbaTuple, RgbaTuple) -> bool>;
[INFO] [stdout]    |                                +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `xmin`, `ymin`, `xmax`, and `ymax` are never read
[INFO] [stdout]   --> src/diff.rs:8:5
[INFO] [stdout]    |
[INFO] [stdout] 7  | pub struct DiffArea {
[INFO] [stdout]    |            -------- fields in this struct
[INFO] [stdout] 8  |     xmin: u32,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 9  |     ymin: u32,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 10 |     xmax: u32,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 11 |     ymax: u32,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `DiffArea` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.48s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: syn v0.14.9
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1`
[INFO] running `Command { std: "docker" "inspect" "84e59fcd45bc806cf0f03a0717080e8631292faface5edcf01d573dcb7cafad4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "84e59fcd45bc806cf0f03a0717080e8631292faface5edcf01d573dcb7cafad4", kill_on_drop: false }`
[INFO] [stdout] 84e59fcd45bc806cf0f03a0717080e8631292faface5edcf01d573dcb7cafad4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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" "RUSTDOCFLAGS=--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+1.83.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] bc0e46875490b40b7c3e148352b1d2aa4ef790f5a12b7fcc8a0368edbda48bee
[INFO] running `Command { std: "docker" "start" "-a" "bc0e46875490b40b7c3e148352b1d2aa4ef790f5a12b7fcc8a0368edbda48bee", kill_on_drop: false }`
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/diff.rs:45:32
[INFO] [stderr]    |
[INFO] [stderr] 45 | pub type PixelComparator = Box<Fn(RgbaTuple, RgbaTuple) -> bool>;
[INFO] [stderr]    |                                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stderr]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stderr]    |
[INFO] [stderr] 45 | pub type PixelComparator = Box<dyn Fn(RgbaTuple, RgbaTuple) -> bool>;
[INFO] [stderr]    |                                +++
[INFO] [stderr] 
[INFO] [stderr] warning: fields `xmin`, `ymin`, `xmax`, and `ymax` are never read
[INFO] [stderr]   --> src/diff.rs:8:5
[INFO] [stderr]    |
[INFO] [stderr] 7  | pub struct DiffArea {
[INFO] [stderr]    |            -------- fields in this struct
[INFO] [stderr] 8  |     xmin: u32,
[INFO] [stderr]    |     ^^^^
[INFO] [stderr] 9  |     ymin: u32,
[INFO] [stderr]    |     ^^^^
[INFO] [stderr] 10 |     xmax: u32,
[INFO] [stderr]    |     ^^^^
[INFO] [stderr] 11 |     ymax: u32,
[INFO] [stderr]    |     ^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `DiffArea` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `looke` (bin "looke" test) generated 2 warnings (run `cargo fix --bin "looke" --tests` to apply 1 suggestion)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.13s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: syn v0.14.9
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1`
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/looke-cb5ada33de9bbc45)
[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" "bc0e46875490b40b7c3e148352b1d2aa4ef790f5a12b7fcc8a0368edbda48bee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bc0e46875490b40b7c3e148352b1d2aa4ef790f5a12b7fcc8a0368edbda48bee", kill_on_drop: false }`
[INFO] [stdout] bc0e46875490b40b7c3e148352b1d2aa4ef790f5a12b7fcc8a0368edbda48bee
