[INFO] fetching crate ffmpeg-frame-grabber 0.1.0...
[INFO] testing ffmpeg-frame-grabber-0.1.0 against try#722e1797249a965b6335aebd65d777f917e498f1 for pr-91031
[INFO] extracting crate ffmpeg-frame-grabber 0.1.0 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate ffmpeg-frame-grabber 0.1.0 on toolchain 722e1797249a965b6335aebd65d777f917e498f1
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate ffmpeg-frame-grabber 0.1.0
[INFO] finished tweaking crates.io crate ffmpeg-frame-grabber 0.1.0
[INFO] tweaked toml for crates.io crate ffmpeg-frame-grabber 0.1.0 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate crates.io crate ffmpeg-frame-grabber 0.1.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded visualizer v0.1.1
[INFO] [stderr]   Downloaded image-visualizer v0.1.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 656ff18ad14355e501d9cf485d26d0794f7d0486bd3c256ea4d0e4f90955d8ce
[INFO] running `Command { std: "docker" "start" "-a" "656ff18ad14355e501d9cf485d26d0794f7d0486bd3c256ea4d0e4f90955d8ce", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "656ff18ad14355e501d9cf485d26d0794f7d0486bd3c256ea4d0e4f90955d8ce", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "656ff18ad14355e501d9cf485d26d0794f7d0486bd3c256ea4d0e4f90955d8ce", kill_on_drop: false }`
[INFO] [stdout] 656ff18ad14355e501d9cf485d26d0794f7d0486bd3c256ea4d0e4f90955d8ce
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a92f4cf3d8c6512417e236571d28f5a0f2f7596abfa09a11e03a1fc805a12b24
[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" "a92f4cf3d8c6512417e236571d28f5a0f2f7596abfa09a11e03a1fc805a12b24", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling libc v0.2.90
[INFO] [stderr]    Compiling syn v1.0.64
[INFO] [stderr]    Compiling scopeguard v1.1.0
[INFO] [stderr]    Compiling adler32 v1.2.0
[INFO] [stderr]    Compiling crc32fast v1.2.1
[INFO] [stderr]    Compiling either v1.6.1
[INFO] [stderr]    Compiling byteorder v1.4.3
[INFO] [stderr]    Compiling weezl v0.1.4
[INFO] [stderr]    Compiling adler v1.0.2
[INFO] [stderr]    Compiling bytemuck v1.5.1
[INFO] [stderr]    Compiling miniz_oxide v0.3.7
[INFO] [stderr]    Compiling gif v0.11.1
[INFO] [stderr]    Compiling deflate v0.8.6
[INFO] [stderr]    Compiling crossbeam-utils v0.8.3
[INFO] [stderr]    Compiling memoffset v0.6.1
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling rayon v1.5.0
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling miniz_oxide v0.4.4
[INFO] [stderr]    Compiling num-iter v0.1.42
[INFO] [stderr]    Compiling num-rational v0.3.2
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling png v0.16.8
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.3
[INFO] [stderr]    Compiling crossbeam-channel v0.5.0
[INFO] [stderr]    Compiling crossbeam-deque v0.8.0
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling rayon-core v1.9.0
[INFO] [stderr]    Compiling serde_derive v1.0.125
[INFO] [stderr]    Compiling snafu-derive v0.6.10
[INFO] [stderr]    Compiling jpeg-decoder v0.1.22
[INFO] [stderr]    Compiling tiff v0.6.1
[INFO] [stderr]    Compiling image v0.23.14
[INFO] [stderr]    Compiling snafu v0.6.10
[INFO] [stderr]    Compiling serde v1.0.125
[INFO] [stderr]    Compiling serde_json v1.0.64
[INFO] [stderr]    Compiling ffmpeg-frame-grabber v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `codec_name`
[INFO] [stdout]    --> src/ffprobe.rs:138:5
[INFO] [stdout]     |
[INFO] [stdout] 138 |     codec_name: String,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `codec_type`
[INFO] [stdout]    --> src/ffprobe.rs:139:5
[INFO] [stdout]     |
[INFO] [stdout] 139 |     codec_type: String,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `r_frame_rate`
[INFO] [stdout]    --> src/ffprobe.rs:145:5
[INFO] [stdout]     |
[INFO] [stdout] 145 |     r_frame_rate: f64,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `tags`
[INFO] [stdout]    --> src/ffprobe.rs:156:5
[INFO] [stdout]     |
[INFO] [stdout] 156 |     tags: HashMap<String, String>,
[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 1m 00s
[INFO] running `Command { std: "docker" "inspect" "a92f4cf3d8c6512417e236571d28f5a0f2f7596abfa09a11e03a1fc805a12b24", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a92f4cf3d8c6512417e236571d28f5a0f2f7596abfa09a11e03a1fc805a12b24", kill_on_drop: false }`
[INFO] [stdout] a92f4cf3d8c6512417e236571d28f5a0f2f7596abfa09a11e03a1fc805a12b24
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 33539ca33e7f0b105e062ba08363f1682c6aafccbc16f3fc3c9de1e37e8b802c
[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" "33539ca33e7f0b105e062ba08363f1682c6aafccbc16f3fc3c9de1e37e8b802c", kill_on_drop: false }`
[INFO] [stderr]    Compiling linked-hash-map v0.5.4
[INFO] [stderr]    Compiling dtoa v0.4.8
[INFO] [stderr]    Compiling terminal_size v0.1.16
[INFO] [stderr]    Compiling visualizer v0.1.1
[INFO] [stdout] warning: field is never read: `codec_name`
[INFO] [stdout]    --> src/ffprobe.rs:138:5
[INFO] [stdout]     |
[INFO] [stdout] 138 |     codec_name: String,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `codec_type`
[INFO] [stdout]    --> src/ffprobe.rs:139:5
[INFO] [stdout]     |
[INFO] [stdout] 139 |     codec_type: String,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `r_frame_rate`
[INFO] [stdout]    --> src/ffprobe.rs:145:5
[INFO] [stdout]     |
[INFO] [stdout] 145 |     r_frame_rate: f64,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `tags`
[INFO] [stdout]    --> src/ffprobe.rs:156:5
[INFO] [stdout]     |
[INFO] [stdout] 156 |     tags: HashMap<String, String>,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling console v0.14.1
[INFO] [stderr]    Compiling yaml-rust v0.4.5
[INFO] [stderr]    Compiling image-visualizer v0.1.1
[INFO] [stderr]    Compiling serde_yaml v0.8.17
[INFO] [stderr]    Compiling insta v1.7.1
[INFO] [stderr]    Compiling ffmpeg-frame-grabber v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `codec_name`
[INFO] [stdout]    --> src/ffprobe.rs:138:5
[INFO] [stdout]     |
[INFO] [stdout] 138 |     codec_name: String,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `codec_type`
[INFO] [stdout]    --> src/ffprobe.rs:139:5
[INFO] [stdout]     |
[INFO] [stdout] 139 |     codec_type: String,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `r_frame_rate`
[INFO] [stdout]    --> src/ffprobe.rs:145:5
[INFO] [stdout]     |
[INFO] [stdout] 145 |     r_frame_rate: f64,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `tags`
[INFO] [stdout]    --> src/ffprobe.rs:156:5
[INFO] [stdout]     |
[INFO] [stdout] 156 |     tags: HashMap<String, String>,
[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 20.34s
[INFO] running `Command { std: "docker" "inspect" "33539ca33e7f0b105e062ba08363f1682c6aafccbc16f3fc3c9de1e37e8b802c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "33539ca33e7f0b105e062ba08363f1682c6aafccbc16f3fc3c9de1e37e8b802c", kill_on_drop: false }`
[INFO] [stdout] 33539ca33e7f0b105e062ba08363f1682c6aafccbc16f3fc3c9de1e37e8b802c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 2c0fa672e0de375d57a7858a6469ec828be7ad8f43c79045f100c5dfc1111df7
[INFO] running `Command { std: "docker" "start" "-a" "2c0fa672e0de375d57a7858a6469ec828be7ad8f43c79045f100c5dfc1111df7", kill_on_drop: false }`
[INFO] [stderr] warning: field is never read: `codec_name`
[INFO] [stderr]    --> src/ffprobe.rs:138:5
[INFO] [stderr]     |
[INFO] [stderr] 138 |     codec_name: String,
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `codec_type`
[INFO] [stderr]    --> src/ffprobe.rs:139:5
[INFO] [stderr]     |
[INFO] [stderr] 139 |     codec_type: String,
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `r_frame_rate`
[INFO] [stderr]    --> src/ffprobe.rs:145:5
[INFO] [stderr]     |
[INFO] [stderr] 145 |     r_frame_rate: f64,
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `tags`
[INFO] [stderr]    --> src/ffprobe.rs:156:5
[INFO] [stderr]     |
[INFO] [stderr] 156 |     tags: HashMap<String, String>,
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `ffmpeg-frame-grabber` (lib) generated 4 warnings
[INFO] [stderr] warning: `ffmpeg-frame-grabber` (lib test) generated 4 warnings (4 duplicates)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.14s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/ffmpeg_frame_grabber-138a122d9d723586)
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test ffmpeg::tests::test_parse_showinfo3 ... ok
[INFO] [stdout] test ffmpeg::tests::test_parse_showinfo5 ... ok
[INFO] [stdout] test ffmpeg::tests::test_parse_showinfo4 ... ok
[INFO] [stdout] test ffmpeg::tests::test_parse_showinfo2 ... ok
[INFO] [stderr]    Doc-tests ffmpeg-frame-grabber
[INFO] [stdout] test ffmpeg::tests::test_parse_showinfo1 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.11s
[INFO] [stdout] 
[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" "2c0fa672e0de375d57a7858a6469ec828be7ad8f43c79045f100c5dfc1111df7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2c0fa672e0de375d57a7858a6469ec828be7ad8f43c79045f100c5dfc1111df7", kill_on_drop: false }`
[INFO] [stdout] 2c0fa672e0de375d57a7858a6469ec828be7ad8f43c79045f100c5dfc1111df7