[INFO] cloning repository https://github.com/anandijain/streamcam-ffmpeg
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/anandijain/streamcam-ffmpeg" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fanandijain%2Fstreamcam-ffmpeg", kill_on_drop: false }`
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[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 994a84f40f99bac4ed13683a997624f0540db0fd
[INFO] checking anandijain/streamcam-ffmpeg/994a84f40f99bac4ed13683a997624f0540db0fd against master#f28ac764c36004fa6a6e098d15b4016a838c13c6 for pr-158320
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fanandijain%2Fstreamcam-ffmpeg" "/workspace/builds/worker-1-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/anandijain/streamcam-ffmpeg
[INFO] finished tweaking git repo https://github.com/anandijain/streamcam-ffmpeg
[INFO] tweaked toml for git repo https://github.com/anandijain/streamcam-ffmpeg written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/anandijain/streamcam-ffmpeg on toolchain f28ac764c36004fa6a6e098d15b4016a838c13c6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f28ac764c36004fa6a6e098d15b4016a838c13c6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/anandijain/streamcam-ffmpeg 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" "+f28ac764c36004fa6a6e098d15b4016a838c13c6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] [stderr]   Downloaded image v0.25.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:3a6becf2bc8dde7f3fa57ede90e4f284e72d296796fc446bbb1e2c7cc0530151" "sleep" "infinity", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "start" "5c2a037602fd9bc3ce4ed1dc989c93e4c52a83d2b0fd10a9d6446f548853fa4c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "5c2a037602fd9bc3ce4ed1dc989c93e4c52a83d2b0fd10a9d6446f548853fa4c" "/opt/rustwide/cargo-home/bin/cargo" "+f28ac764c36004fa6a6e098d15b4016a838c13c6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5c2a037602fd9bc3ce4ed1dc989c93e4c52a83d2b0fd10a9d6446f548853fa4c", kill_on_drop: false }`
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[INFO] [stdout] warning: unused import: `input`
[INFO] [stdout]  --> examples/webcam_frame_cap.rs:3:29
[INFO] [stdout]   |
[INFO] [stdout] 3 | use crate::ffmpeg::format::{input, Pixel};
[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: `ffmpeg::format::output`
[INFO] [stdout]  --> examples/webcam_frame_cap.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 | use ffmpeg::format::output;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `ffmpeg::time`
[INFO] [stdout]   --> examples/webcam_frame_cap.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | use ffmpeg::time;
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `env`
[INFO] [stdout]   --> examples/webcam_frame_cap.rs:17:11
[INFO] [stdout]    |
[INFO] [stdout] 17 | use std::{env, ptr};
[INFO] [stdout]    |           ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> examples/webcam_frame_cap.rs:28:9
[INFO] [stdout]    |
[INFO] [stdout] 28 |     let mut options = ptr::null_mut();
[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: unused import: `crate::ffmpeg::codec::packet::Packet`
[INFO] [stdout]  --> src/main.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use crate::ffmpeg::codec::packet::Packet;
[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: `crate::ffmpeg::codec::Context as CodecContext`
[INFO] [stdout]  --> src/main.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use crate::ffmpeg::codec::Context as CodecContext;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Pixel` and `input`
[INFO] [stdout]  --> src/main.rs:5:29
[INFO] [stdout]   |
[INFO] [stdout] 5 | use crate::ffmpeg::format::{input, Pixel};
[INFO] [stdout]   |                             ^^^^^  ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `context::Context` and `flag::Flags`
[INFO] [stdout]  --> src/main.rs:7:40
[INFO] [stdout]   |
[INFO] [stdout] 7 | use crate::ffmpeg::software::scaling::{context::Context, flag::Flags};
[INFO] [stdout]   |                                        ^^^^^^^^^^^^^^^^  ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::ffmpeg::util::frame::video::Video`
[INFO] [stdout]  --> src/main.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | use crate::ffmpeg::util::frame::video::Video;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::ffmpeg::Dictionary`
[INFO] [stdout]  --> src/main.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 | use crate::ffmpeg::Dictionary;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::ffmpeg::format::context::Output`
[INFO] [stdout]   --> src/main.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 | use crate::ffmpeg::format::context::Output;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Encoder` and `find_by_name`
[INFO] [stdout]   --> src/main.rs:13:29
[INFO] [stdout]    |
[INFO] [stdout] 13 | use ffmpeg::encoder::{self, find_by_name, Encoder};
[INFO] [stdout]    |                             ^^^^^^^^^^^^  ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Codec`
[INFO] [stdout]   --> src/main.rs:15:21
[INFO] [stdout]    |
[INFO] [stdout] 15 | use ffmpeg::{codec, Codec};
[INFO] [stdout]    |                     ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `env`
[INFO] [stdout]   --> src/main.rs:18:11
[INFO] [stdout]    |
[INFO] [stdout] 18 | use std::{env, ptr};
[INFO] [stdout]    |           ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `save_file` is never used
[INFO] [stdout]    --> examples/webcam_frame_cap.rs:120:4
[INFO] [stdout]     |
[INFO] [stdout] 120 | fn save_file(frame: &Video, index: usize) -> std::result::Result<(), std::io::Error> {
[INFO] [stdout]     |    ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::ffmpeg::codec::packet::Packet`
[INFO] [stdout]  --> src/main.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use crate::ffmpeg::codec::packet::Packet;
[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: `crate::ffmpeg::codec::Context as CodecContext`
[INFO] [stdout]  --> src/main.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use crate::ffmpeg::codec::Context as CodecContext;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Pixel` and `input`
[INFO] [stdout]  --> src/main.rs:5:29
[INFO] [stdout]   |
[INFO] [stdout] 5 | use crate::ffmpeg::format::{input, Pixel};
[INFO] [stdout]   |                             ^^^^^  ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `context::Context` and `flag::Flags`
[INFO] [stdout]  --> src/main.rs:7:40
[INFO] [stdout]   |
[INFO] [stdout] 7 | use crate::ffmpeg::software::scaling::{context::Context, flag::Flags};
[INFO] [stdout]   |                                        ^^^^^^^^^^^^^^^^  ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::ffmpeg::util::frame::video::Video`
[INFO] [stdout]  --> src/main.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | use crate::ffmpeg::util::frame::video::Video;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::ffmpeg::Dictionary`
[INFO] [stdout]  --> src/main.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 | use crate::ffmpeg::Dictionary;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::ffmpeg::format::context::Output`
[INFO] [stdout]   --> src/main.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 | use crate::ffmpeg::format::context::Output;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Encoder` and `find_by_name`
[INFO] [stdout]   --> src/main.rs:13:29
[INFO] [stdout]    |
[INFO] [stdout] 13 | use ffmpeg::encoder::{self, find_by_name, Encoder};
[INFO] [stdout]    |                             ^^^^^^^^^^^^  ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Codec`
[INFO] [stdout]   --> src/main.rs:15:21
[INFO] [stdout]    |
[INFO] [stdout] 15 | use ffmpeg::{codec, Codec};
[INFO] [stdout]    |                     ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `env`
[INFO] [stdout]   --> src/main.rs:18:11
[INFO] [stdout]    |
[INFO] [stdout] 18 | use std::{env, ptr};
[INFO] [stdout]    |           ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0061]: this function takes 1 argument but 0 arguments were supplied
[INFO] [stdout]   --> src/main.rs:49:5
[INFO] [stdout]    |
[INFO] [stdout] 49 |     codec::Context::encoder()?;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^-- argument #1 of type `ffmpeg::codec::Context` is missing
[INFO] [stdout]    |
[INFO] [stdout] note: method defined here
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/ffmpeg-the-third-1.2.2+ffmpeg-6.0/src/codec/context.rs:60:12
[INFO] [stdout]    |
[INFO] [stdout] 60 |     pub fn encoder(self) -> Encoder {
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] help: provide the argument
[INFO] [stdout]    |
[INFO] [stdout] 49 |     codec::Context::encoder(/* ffmpeg::codec::Context */)?;
[INFO] [stdout]    |                             ++++++++++++++++++++++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `streamcam` (bin "streamcam") due to 2 previous errors; 10 warnings emitted
[INFO] [stdout] error[E0277]: the `?` operator can only be applied to values that implement `Try`
[INFO] [stdout]   --> src/main.rs:49:5
[INFO] [stdout]    |
[INFO] [stdout] 49 |     codec::Context::encoder()?;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^ the `?` operator cannot be applied to type `ffmpeg::encoder::Encoder`
[INFO] [stdout]    |
[INFO] [stdout]    = help: the nightly-only, unstable trait `Try` is not implemented for `ffmpeg::encoder::Encoder`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] Some errors have detailed explanations: E0061, E0277.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0061`.
[INFO] [stdout] 
[INFO] [stdout] error[E0061]: this function takes 1 argument but 0 arguments were supplied
[INFO] [stdout]   --> src/main.rs:49:5
[INFO] [stdout]    |
[INFO] [stdout] 49 |     codec::Context::encoder()?;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^-- argument #1 of type `ffmpeg::codec::Context` is missing
[INFO] [stdout]    |
[INFO] [stdout] note: method defined here
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/ffmpeg-the-third-1.2.2+ffmpeg-6.0/src/codec/context.rs:60:12
[INFO] [stdout]    |
[INFO] [stdout] 60 |     pub fn encoder(self) -> Encoder {
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] help: provide the argument
[INFO] [stdout]    |
[INFO] [stdout] 49 |     codec::Context::encoder(/* ffmpeg::codec::Context */)?;
[INFO] [stdout]    |                             ++++++++++++++++++++++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the `?` operator can only be applied to values that implement `Try`
[INFO] [stdout]   --> src/main.rs:49:5
[INFO] [stdout]    |
[INFO] [stdout] 49 |     codec::Context::encoder()?;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^ the `?` operator cannot be applied to type `ffmpeg::encoder::Encoder`
[INFO] [stdout]    |
[INFO] [stdout]    = help: the nightly-only, unstable trait `Try` is not implemented for `ffmpeg::encoder::Encoder`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0061, E0277.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0061`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `streamcam` (bin "streamcam" test) due to 2 previous errors; 10 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "5c2a037602fd9bc3ce4ed1dc989c93e4c52a83d2b0fd10a9d6446f548853fa4c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5c2a037602fd9bc3ce4ed1dc989c93e4c52a83d2b0fd10a9d6446f548853fa4c", kill_on_drop: false }`
[INFO] [stdout] 5c2a037602fd9bc3ce4ed1dc989c93e4c52a83d2b0fd10a9d6446f548853fa4c
