[INFO] cloning repository https://github.com/kevvz/rustcodec
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/kevvz/rustcodec" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkevvz%2Frustcodec", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkevvz%2Frustcodec'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 1fa81dc9b3c63a493d0c7f7cf86d29a284ba8232
[INFO] testing kevvz/rustcodec against try#33835004928d3bf65db4d4712e1330766263b0bd for pr-155739-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkevvz%2Frustcodec" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] [stderr] Updating files:  77% (7/9)
Updating files:  88% (8/9)
Updating files: 100% (9/9)
Updating files: 100% (9/9), done.
[INFO] started tweaking git repo https://github.com/kevvz/rustcodec
[INFO] finished tweaking git repo https://github.com/kevvz/rustcodec
[INFO] tweaked toml for git repo https://github.com/kevvz/rustcodec written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/kevvz/rustcodec on toolchain 33835004928d3bf65db4d4712e1330766263b0bd
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+33835004928d3bf65db4d4712e1330766263b0bd" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/kevvz/rustcodec 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" "+33835004928d3bf65db4d4712e1330766263b0bd" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+33835004928d3bf65db4d4712e1330766263b0bd" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 599abd4851e3fae447ddfccd03576eb56f354176dc2e364dddf7d5886bc09004
[INFO] running `Command { std: "docker" "start" "-a" "599abd4851e3fae447ddfccd03576eb56f354176dc2e364dddf7d5886bc09004", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "599abd4851e3fae447ddfccd03576eb56f354176dc2e364dddf7d5886bc09004", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "599abd4851e3fae447ddfccd03576eb56f354176dc2e364dddf7d5886bc09004", kill_on_drop: false }`
[INFO] [stdout] 599abd4851e3fae447ddfccd03576eb56f354176dc2e364dddf7d5886bc09004
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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" "RUSTDOCFLAGS=--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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+33835004928d3bf65db4d4712e1330766263b0bd" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6afa7a905f067c6c953639d848f619b0bb57ccf72f343d2bab9c2d3d9ac8828d
[INFO] running `Command { std: "docker" "start" "-a" "6afa7a905f067c6c953639d848f619b0bb57ccf72f343d2bab9c2d3d9ac8828d", kill_on_drop: false }`
[INFO] [stderr]    Compiling crc32fast v1.4.0
[INFO] [stderr]    Compiling adler v1.0.2
[INFO] [stderr]    Compiling miniz_oxide v0.7.2
[INFO] [stderr]    Compiling flate2 v1.0.28
[INFO] [stderr]    Compiling rustcodec v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::fs::File`
[INFO] [stdout]  --> src/main.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::fs::File;
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::io::Read`
[INFO] [stdout]  --> src/main.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::io::Read;
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/main.rs:13:9
[INFO] [stdout]    |
[INFO] [stdout] 13 |     let mut video = encoder::read_frames(width,height);
[INFO] [stdout]    |         ----^^^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `Y` should have a snake case name
[INFO] [stdout]   --> src/encoder/mod.rs:37:17
[INFO] [stdout]    |
[INFO] [stdout] 37 |         let mut Y: Vec<u8> = Vec::with_capacity(width*height);
[INFO] [stdout]    |                 ^ help: convert the identifier to snake case (notice the capitalization): `y`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_snake_case)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `U` should have a snake case name
[INFO] [stdout]   --> src/encoder/mod.rs:38:17
[INFO] [stdout]    |
[INFO] [stdout] 38 |         let mut U: Vec<f64> = Vec::with_capacity(width*height);
[INFO] [stdout]    |                 ^ help: convert the identifier to snake case (notice the capitalization): `u`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `V` should have a snake case name
[INFO] [stdout]   --> src/encoder/mod.rs:39:17
[INFO] [stdout]    |
[INFO] [stdout] 39 |         let mut V: Vec<f64> = Vec::with_capacity(width*height);
[INFO] [stdout]    |                 ^ help: convert the identifier to snake case (notice the capitalization): `v`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `uDS` should have a snake case name
[INFO] [stdout]   --> src/encoder/mod.rs:55:17
[INFO] [stdout]    |
[INFO] [stdout] 55 |         let mut uDS: Vec<u8> = Vec::with_capacity(width*height/4);
[INFO] [stdout]    |                 ^^^ help: convert the identifier to snake case: `u_ds`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `vDS` should have a snake case name
[INFO] [stdout]   --> src/encoder/mod.rs:56:17
[INFO] [stdout]    |
[INFO] [stdout] 56 |         let mut vDS: Vec<u8> = Vec::with_capacity(width*height/4);
[INFO] [stdout]    |                 ^^^ help: convert the identifier to snake case: `v_ds`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.37s
[INFO] running `Command { std: "docker" "inspect" "6afa7a905f067c6c953639d848f619b0bb57ccf72f343d2bab9c2d3d9ac8828d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6afa7a905f067c6c953639d848f619b0bb57ccf72f343d2bab9c2d3d9ac8828d", kill_on_drop: false }`
[INFO] [stdout] 6afa7a905f067c6c953639d848f619b0bb57ccf72f343d2bab9c2d3d9ac8828d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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" "RUSTDOCFLAGS=--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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+33835004928d3bf65db4d4712e1330766263b0bd" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a9fda9f8b89b5e993b667960891186e71933aae9bc924482d07fba8bf80edf98
[INFO] running `Command { std: "docker" "start" "-a" "a9fda9f8b89b5e993b667960891186e71933aae9bc924482d07fba8bf80edf98", kill_on_drop: false }`
[INFO] [stderr]    Compiling rustcodec v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::fs::File`
[INFO] [stdout]  --> src/main.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::fs::File;
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::io::Read`
[INFO] [stdout]  --> src/main.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::io::Read;
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/main.rs:13:9
[INFO] [stdout]    |
[INFO] [stdout] 13 |     let mut video = encoder::read_frames(width,height);
[INFO] [stdout]    |         ----^^^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `Y` should have a snake case name
[INFO] [stdout]   --> src/encoder/mod.rs:37:17
[INFO] [stdout]    |
[INFO] [stdout] 37 |         let mut Y: Vec<u8> = Vec::with_capacity(width*height);
[INFO] [stdout]    |                 ^ help: convert the identifier to snake case (notice the capitalization): `y`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_snake_case)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `U` should have a snake case name
[INFO] [stdout]   --> src/encoder/mod.rs:38:17
[INFO] [stdout]    |
[INFO] [stdout] 38 |         let mut U: Vec<f64> = Vec::with_capacity(width*height);
[INFO] [stdout]    |                 ^ help: convert the identifier to snake case (notice the capitalization): `u`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `V` should have a snake case name
[INFO] [stdout]   --> src/encoder/mod.rs:39:17
[INFO] [stdout]    |
[INFO] [stdout] 39 |         let mut V: Vec<f64> = Vec::with_capacity(width*height);
[INFO] [stdout]    |                 ^ help: convert the identifier to snake case (notice the capitalization): `v`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `uDS` should have a snake case name
[INFO] [stdout]   --> src/encoder/mod.rs:55:17
[INFO] [stdout]    |
[INFO] [stdout] 55 |         let mut uDS: Vec<u8> = Vec::with_capacity(width*height/4);
[INFO] [stdout]    |                 ^^^ help: convert the identifier to snake case: `u_ds`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `vDS` should have a snake case name
[INFO] [stdout]   --> src/encoder/mod.rs:56:17
[INFO] [stdout]    |
[INFO] [stdout] 56 |         let mut vDS: Vec<u8> = Vec::with_capacity(width*height/4);
[INFO] [stdout]    |                 ^^^ help: convert the identifier to snake case: `v_ds`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.17s
[INFO] running `Command { std: "docker" "inspect" "a9fda9f8b89b5e993b667960891186e71933aae9bc924482d07fba8bf80edf98", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a9fda9f8b89b5e993b667960891186e71933aae9bc924482d07fba8bf80edf98", kill_on_drop: false }`
[INFO] [stdout] a9fda9f8b89b5e993b667960891186e71933aae9bc924482d07fba8bf80edf98
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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" "RUSTDOCFLAGS=--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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+33835004928d3bf65db4d4712e1330766263b0bd" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 7509ad8788d93f53fbe414b649f58fd88fe2b5bdaafb1b0e29e699e88a908f76
[INFO] running `Command { std: "docker" "start" "-a" "7509ad8788d93f53fbe414b649f58fd88fe2b5bdaafb1b0e29e699e88a908f76", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `std::fs::File`
[INFO] [stderr]  --> src/main.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use std::fs::File;
[INFO] [stderr]   |     ^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::io::Read`
[INFO] [stderr]  --> src/main.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | use std::io::Read;
[INFO] [stderr]   |     ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/main.rs:13:9
[INFO] [stderr]    |
[INFO] [stderr] 13 |     let mut video = encoder::read_frames(width,height);
[INFO] [stderr]    |         ----^^^^^
[INFO] [stderr]    |         |
[INFO] [stderr]    |         help: remove this `mut`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable `Y` should have a snake case name
[INFO] [stderr]   --> src/encoder/mod.rs:37:17
[INFO] [stderr]    |
[INFO] [stderr] 37 |         let mut Y: Vec<u8> = Vec::with_capacity(width*height);
[INFO] [stderr]    |                 ^ help: convert the identifier to snake case (notice the capitalization): `y`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(non_snake_case)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable `U` should have a snake case name
[INFO] [stderr]   --> src/encoder/mod.rs:38:17
[INFO] [stderr]    |
[INFO] [stderr] 38 |         let mut U: Vec<f64> = Vec::with_capacity(width*height);
[INFO] [stderr]    |                 ^ help: convert the identifier to snake case (notice the capitalization): `u`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `V` should have a snake case name
[INFO] [stderr]   --> src/encoder/mod.rs:39:17
[INFO] [stderr]    |
[INFO] [stderr] 39 |         let mut V: Vec<f64> = Vec::with_capacity(width*height);
[INFO] [stderr]    |                 ^ help: convert the identifier to snake case (notice the capitalization): `v`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `uDS` should have a snake case name
[INFO] [stderr]   --> src/encoder/mod.rs:55:17
[INFO] [stderr]    |
[INFO] [stderr] 55 |         let mut uDS: Vec<u8> = Vec::with_capacity(width*height/4);
[INFO] [stderr]    |                 ^^^ help: convert the identifier to snake case: `u_ds`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `vDS` should have a snake case name
[INFO] [stderr]   --> src/encoder/mod.rs:56:17
[INFO] [stderr]    |
[INFO] [stderr] 56 |         let mut vDS: Vec<u8> = Vec::with_capacity(width*height/4);
[INFO] [stderr]    |                 ^^^ help: convert the identifier to snake case: `v_ds`
[INFO] [stderr] 
[INFO] [stderr] warning: `rustcodec` (bin "rustcodec" test) generated 8 warnings (run `cargo fix --bin "rustcodec" -p rustcodec --tests` to apply 3 suggestions)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/rustcodec-33f9c3f6680804de)
[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" "7509ad8788d93f53fbe414b649f58fd88fe2b5bdaafb1b0e29e699e88a908f76", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7509ad8788d93f53fbe414b649f58fd88fe2b5bdaafb1b0e29e699e88a908f76", kill_on_drop: false }`
[INFO] [stdout] 7509ad8788d93f53fbe414b649f58fd88fe2b5bdaafb1b0e29e699e88a908f76
