[INFO] fetching crate mse_fmp4 0.2.0...
[INFO] testing mse_fmp4-0.2.0 against try#c2e32f1c9652b13ed99608599c1e855462f421f3 for pr-146098-8
[INFO] extracting crate mse_fmp4 0.2.0 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate mse_fmp4 0.2.0
[INFO] finished tweaking crates.io crate mse_fmp4 0.2.0
[INFO] tweaked toml for crates.io crate mse_fmp4 0.2.0 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate mse_fmp4 0.2.0 on toolchain c2e32f1c9652b13ed99608599c1e855462f421f3
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate mse_fmp4 0.2.0 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" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 944aa8b94b09a612f38909481926a966f9abaade4e93ee74648c9585c66d887c
[INFO] running `Command { std: "docker" "start" "-a" "944aa8b94b09a612f38909481926a966f9abaade4e93ee74648c9585c66d887c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "944aa8b94b09a612f38909481926a966f9abaade4e93ee74648c9585c66d887c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "944aa8b94b09a612f38909481926a966f9abaade4e93ee74648c9585c66d887c", kill_on_drop: false }`
[INFO] [stdout] 944aa8b94b09a612f38909481926a966f9abaade4e93ee74648c9585c66d887c
[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 41795ab989bc33ccafe12ec2faf48516adcdc716e86b90728094998183aaf374
[INFO] running `Command { std: "docker" "start" "-a" "41795ab989bc33ccafe12ec2faf48516adcdc716e86b90728094998183aaf374", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.10
[INFO] [stderr]    Compiling syn v1.0.17
[INFO] [stderr]    Compiling quote v1.0.3
[INFO] [stderr]    Compiling trackable_derive v0.1.3
[INFO] [stderr]    Compiling trackable v0.2.23
[INFO] [stderr]    Compiling mpeg2ts v0.1.1
[INFO] [stderr]    Compiling mse_fmp4 v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: fields `private` and `buffer_fullness` are never read
[INFO] [stdout]   --> src/aac.rs:12:9
[INFO] [stdout]    |
[INFO] [stdout]  9 | pub(crate) struct AdtsHeader {
[INFO] [stdout]    |                   ---------- fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 12 |     pub private: bool,
[INFO] [stdout]    |         ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 15 |     pub buffer_fullness: u16, // u11
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `AdtsHeader` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `nal_ref_idc` is never read
[INFO] [stdout]    --> src/avc.rs:144:9
[INFO] [stdout]     |
[INFO] [stdout] 143 | pub(crate) struct NalUnit {
[INFO] [stdout]     |                   ------- field in this struct
[INFO] [stdout] 144 |     pub nal_ref_idc: u8,
[INFO] [stdout]     |         ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `NalUnit` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 6.28s
[INFO] running `Command { std: "docker" "inspect" "41795ab989bc33ccafe12ec2faf48516adcdc716e86b90728094998183aaf374", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "41795ab989bc33ccafe12ec2faf48516adcdc716e86b90728094998183aaf374", kill_on_drop: false }`
[INFO] [stdout] 41795ab989bc33ccafe12ec2faf48516adcdc716e86b90728094998183aaf374
[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1be7435729f66aba9082890b06f9f1171d9698086936b9ee33a4fa6fcb7c219f
[INFO] running `Command { std: "docker" "start" "-a" "1be7435729f66aba9082890b06f9f1171d9698086936b9ee33a4fa6fcb7c219f", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.69
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling unicode-width v0.1.7
[INFO] [stderr]    Compiling ansi_term v0.11.0
[INFO] [stderr]    Compiling vec_map v0.8.1
[INFO] [stdout] warning: fields `private` and `buffer_fullness` are never read
[INFO] [stdout]   --> src/aac.rs:12:9
[INFO] [stdout]    |
[INFO] [stdout]  9 | pub(crate) struct AdtsHeader {
[INFO] [stdout]    |                   ---------- fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 12 |     pub private: bool,
[INFO] [stdout]    |         ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 15 |     pub buffer_fullness: u16, // u11
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `AdtsHeader` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `nal_ref_idc` is never read
[INFO] [stdout]    --> src/avc.rs:144:9
[INFO] [stdout]     |
[INFO] [stdout] 143 | pub(crate) struct NalUnit {
[INFO] [stdout]     |                   ------- field in this struct
[INFO] [stdout] 144 |     pub nal_ref_idc: u8,
[INFO] [stdout]     |         ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `NalUnit` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling clap v2.33.0
[INFO] [stderr]    Compiling mse_fmp4 v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: fields `private` and `buffer_fullness` are never read
[INFO] [stdout]   --> src/aac.rs:12:9
[INFO] [stdout]    |
[INFO] [stdout]  9 | pub(crate) struct AdtsHeader {
[INFO] [stdout]    |                   ---------- fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 12 |     pub private: bool,
[INFO] [stdout]    |         ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 15 |     pub buffer_fullness: u16, // u11
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `AdtsHeader` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `nal_ref_idc` is never read
[INFO] [stdout]    --> src/avc.rs:144:9
[INFO] [stdout]     |
[INFO] [stdout] 143 | pub(crate) struct NalUnit {
[INFO] [stdout]     |                   ------- field in this struct
[INFO] [stdout] 144 |     pub nal_ref_idc: u8,
[INFO] [stdout]     |         ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `NalUnit` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 5.78s
[INFO] running `Command { std: "docker" "inspect" "1be7435729f66aba9082890b06f9f1171d9698086936b9ee33a4fa6fcb7c219f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1be7435729f66aba9082890b06f9f1171d9698086936b9ee33a4fa6fcb7c219f", kill_on_drop: false }`
[INFO] [stdout] 1be7435729f66aba9082890b06f9f1171d9698086936b9ee33a4fa6fcb7c219f
[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 7f2ba23ba5e0e236d168e8d34912c2f93551544ce81d2b9969f20cc9b76efe2d
[INFO] running `Command { std: "docker" "start" "-a" "7f2ba23ba5e0e236d168e8d34912c2f93551544ce81d2b9969f20cc9b76efe2d", kill_on_drop: false }`
[INFO] [stderr] warning: fields `private` and `buffer_fullness` are never read
[INFO] [stderr]   --> src/aac.rs:12:9
[INFO] [stderr]    |
[INFO] [stderr]  9 | pub(crate) struct AdtsHeader {
[INFO] [stderr]    |                   ---------- fields in this struct
[INFO] [stderr] ...
[INFO] [stderr] 12 |     pub private: bool,
[INFO] [stderr]    |         ^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 15 |     pub buffer_fullness: u16, // u11
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `AdtsHeader` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stderr]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field `nal_ref_idc` is never read
[INFO] [stderr]    --> src/avc.rs:144:9
[INFO] [stderr]     |
[INFO] [stderr] 143 | pub(crate) struct NalUnit {
[INFO] [stderr]     |                   ------- field in this struct
[INFO] [stderr] 144 |     pub nal_ref_idc: u8,
[INFO] [stderr]     |         ^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `NalUnit` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr] 
[INFO] [stderr] warning: `mse_fmp4` (lib) generated 2 warnings
[INFO] [stderr] warning: `mse_fmp4` (lib test) generated 2 warnings (2 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/mse_fmp4-8c2cb9e8050ef4a8)
[INFO] [stderr]    Doc-tests mse_fmp4
[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] [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" "7f2ba23ba5e0e236d168e8d34912c2f93551544ce81d2b9969f20cc9b76efe2d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7f2ba23ba5e0e236d168e8d34912c2f93551544ce81d2b9969f20cc9b76efe2d", kill_on_drop: false }`
[INFO] [stdout] 7f2ba23ba5e0e236d168e8d34912c2f93551544ce81d2b9969f20cc9b76efe2d