[INFO] updating cached repository https://github.com/quietvoid/hdr10plus_parser
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 388cd21f559cba0b5fe2d3df9a765eba0a928514
[INFO] checking quietvoid/hdr10plus_parser against try#1a608893c03d7722effeb0058e82770bd36b4b3c for pr-66504-1
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fquietvoid%2Fhdr10plus_parser" "/workspace/builds/worker-6/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/quietvoid/hdr10plus_parser on toolchain 1a608893c03d7722effeb0058e82770bd36b4b3c
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1a608893c03d7722effeb0058e82770bd36b4b3c" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/quietvoid/hdr10plus_parser
[INFO] finished tweaking git repo https://github.com/quietvoid/hdr10plus_parser
[INFO] tweaked toml for git repo https://github.com/quietvoid/hdr10plus_parser written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1a608893c03d7722effeb0058e82770bd36b4b3c" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1a608893c03d7722effeb0058e82770bd36b4b3c" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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=forbid" "-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" "/opt/rustwide/cargo-home/bin/cargo" "+1a608893c03d7722effeb0058e82770bd36b4b3c" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] e78db8e7a00c6e869069ea1e63a4da6bbda0ad7cf2f0d3ab057919ba1b845e2b
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `"docker" "start" "-a" "e78db8e7a00c6e869069ea1e63a4da6bbda0ad7cf2f0d3ab057919ba1b845e2b"`
[INFO] [stderr]    Compiling syn v1.0.11
[INFO] [stderr]     Checking read-byte-slice v0.1.2
[INFO] [stderr]     Checking indicatif v0.12.0
[INFO] [stderr]    Compiling proc-macro-error v0.2.6
[INFO] [stderr]    Compiling structopt-derive v0.3.5
[INFO] [stderr]     Checking structopt v0.3.5
[INFO] [stderr]     Checking hdr10plus_parser v0.2.5 (/opt/rustwide/workdir)
[INFO] [stderr] warning: function is never used: `process_file`
[INFO] [stderr]  --> src/hdr10plus.rs:9:8
[INFO] [stderr]   |
[INFO] [stderr] 9 | pub fn process_file(is_stdin: bool, input: &PathBuf, output: PathBuf, verify: bool) {
[INFO] [stderr]   |        ^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `Metadata`
[INFO] [stderr]   --> src/hdr10plus.rs:31:12
[INFO] [stderr]    |
[INFO] [stderr] 31 | pub struct Metadata {
[INFO] [stderr]    |            ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `parse_metadata`
[INFO] [stderr]   --> src/hdr10plus.rs:43:8
[INFO] [stderr]    |
[INFO] [stderr] 43 | pub fn parse_metadata(
[INFO] [stderr]    |        ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `process_bytes`
[INFO] [stderr]    --> src/hdr10plus.rs:139:4
[INFO] [stderr]     |
[INFO] [stderr] 139 | fn process_bytes(
[INFO] [stderr]     |    ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `llc_read_metadata`
[INFO] [stderr]    --> src/hdr10plus.rs:189:8
[INFO] [stderr]     |
[INFO] [stderr] 189 | pub fn llc_read_metadata(input: Vec<Vec<u8>>) -> Vec<Metadata> {
[INFO] [stderr]     |        ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `write_json`
[INFO] [stderr]    --> src/hdr10plus.rs:393:4
[INFO] [stderr]     |
[INFO] [stderr] 393 | fn write_json(output: PathBuf, metadata: Vec<Metadata>) {
[INFO] [stderr]     |    ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]    --> src/hdr10plus.rs:294:17
[INFO] [stderr]     |
[INFO] [stderr] 294 |                 reader.read_u8(8);
[INFO] [stderr]     |                 ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `process_file`
[INFO] [stderr]  --> src/hdr10plus.rs:9:8
[INFO] [stderr]   |
[INFO] [stderr] 9 | pub fn process_file(is_stdin: bool, input: &PathBuf, output: PathBuf, verify: bool) {
[INFO] [stderr]   |        ^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `write_json`
[INFO] [stderr]    --> src/hdr10plus.rs:393:4
[INFO] [stderr]     |
[INFO] [stderr] 393 | fn write_json(output: PathBuf, metadata: Vec<Metadata>) {
[INFO] [stderr]     |    ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]    --> src/hdr10plus.rs:294:17
[INFO] [stderr]     |
[INFO] [stderr] 294 |                 reader.read_u8(8);
[INFO] [stderr]     |                 ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]    --> src/hdr10plus.rs:294:17
[INFO] [stderr]     |
[INFO] [stderr] 294 |                 reader.read_u8(8);
[INFO] [stderr]     |                 ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]    --> src/hdr10plus.rs:294:17
[INFO] [stderr]     |
[INFO] [stderr] 294 |                 reader.read_u8(8);
[INFO] [stderr]     |                 ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 26.82s
[INFO] running `"docker" "inspect" "e78db8e7a00c6e869069ea1e63a4da6bbda0ad7cf2f0d3ab057919ba1b845e2b"`
[INFO] running `"docker" "rm" "-f" "e78db8e7a00c6e869069ea1e63a4da6bbda0ad7cf2f0d3ab057919ba1b845e2b"`
[INFO] [stdout] e78db8e7a00c6e869069ea1e63a4da6bbda0ad7cf2f0d3ab057919ba1b845e2b