[INFO] fetching crate ffmpeg-next 4.4.0...
[INFO] testing ffmpeg-next-4.4.0 against beta-2021-08-01 for beta-1.55-1
[INFO] extracting crate ffmpeg-next 4.4.0 into /workspace/builds/worker-61/source
[INFO] validating manifest of crates.io crate ffmpeg-next 4.4.0 on toolchain beta-2021-08-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate ffmpeg-next 4.4.0
[INFO] finished tweaking crates.io crate ffmpeg-next 4.4.0
[INFO] tweaked toml for crates.io crate ffmpeg-next 4.4.0 written to /workspace/builds/worker-61/source/Cargo.toml
[INFO] crate crates.io crate ffmpeg-next 4.4.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "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-61/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-61/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 915ac7482aaffeae19da5fc285accc705698ea4556c2ac218807c22c6c7cfc84
[INFO] running `Command { std: "docker" "start" "-a" "915ac7482aaffeae19da5fc285accc705698ea4556c2ac218807c22c6c7cfc84", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "915ac7482aaffeae19da5fc285accc705698ea4556c2ac218807c22c6c7cfc84", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "915ac7482aaffeae19da5fc285accc705698ea4556c2ac218807c22c6c7cfc84", kill_on_drop: false }`
[INFO] [stdout] 915ac7482aaffeae19da5fc285accc705698ea4556c2ac218807c22c6c7cfc84
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-61/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-61/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=warn" "-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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3fea5cd216315bfdb50fe5961cbf376546db543daba26f7975617bf230eb3357
[INFO] running `Command { std: "docker" "start" "-a" "3fea5cd216315bfdb50fe5961cbf376546db543daba26f7975617bf230eb3357", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.97
[INFO] [stderr]    Compiling memchr v2.4.0
[INFO] [stderr]    Compiling cc v1.0.68
[INFO] [stderr]    Compiling proc-macro2 v1.0.27
[INFO] [stderr]    Compiling regex-syntax v0.6.25
[INFO] [stderr]    Compiling bindgen v0.54.0
[INFO] [stderr]    Compiling peeking_take_while v0.1.2
[INFO] [stderr]    Compiling lazycell v1.3.0
[INFO] [stderr]    Compiling shlex v0.1.1
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling ffmpeg-next v4.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling nom v5.1.2
[INFO] [stderr]    Compiling clang-sys v0.29.3
[INFO] [stderr]    Compiling libloading v0.5.2
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling regex v1.5.4
[INFO] [stderr]    Compiling cexpr v0.4.0
[INFO] [stderr]    Compiling ffmpeg-sys-next v4.4.0
[INFO] [stdout] warning: types that do not implement `Drop` can still have drop glue, consider instead using `std::mem::needs_drop` to detect whether a type is trivially dropped
[INFO] [stdout]   --> src/codec/context.rs:14:26
[INFO] [stdout]    |
[INFO] [stdout] 14 |     owner: Option<Rc<dyn Drop>>,
[INFO] [stdout]    |                          ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dyn_drop)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: types that do not implement `Drop` can still have drop glue, consider instead using `std::mem::needs_drop` to detect whether a type is trivially dropped
[INFO] [stdout]   --> src/codec/context.rs:20:71
[INFO] [stdout]    |
[INFO] [stdout] 20 |     pub unsafe fn wrap(ptr: *mut AVCodecContext, owner: Option<Rc<dyn Drop>>) -> Self {
[INFO] [stdout]    |                                                                       ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: types that do not implement `Drop` can still have drop glue, consider instead using `std::mem::needs_drop` to detect whether a type is trivially dropped
[INFO] [stdout]  --> src/codec/parameters.rs:9:26
[INFO] [stdout]   |
[INFO] [stdout] 9 |     owner: Option<Rc<dyn Drop>>,
[INFO] [stdout]   |                          ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: types that do not implement `Drop` can still have drop glue, consider instead using `std::mem::needs_drop` to detect whether a type is trivially dropped
[INFO] [stdout]   --> src/codec/parameters.rs:15:74
[INFO] [stdout]    |
[INFO] [stdout] 15 |     pub unsafe fn wrap(ptr: *mut AVCodecParameters, owner: Option<Rc<dyn Drop>>) -> Self {
[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 40.51s
[INFO] running `Command { std: "docker" "inspect" "3fea5cd216315bfdb50fe5961cbf376546db543daba26f7975617bf230eb3357", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3fea5cd216315bfdb50fe5961cbf376546db543daba26f7975617bf230eb3357", kill_on_drop: false }`
[INFO] [stdout] 3fea5cd216315bfdb50fe5961cbf376546db543daba26f7975617bf230eb3357
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-61/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-61/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=warn" "-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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f6429a111bb46f408cc279bfcd306a034862f57ad23d56f63abf625031e3994b
[INFO] running `Command { std: "docker" "start" "-a" "f6429a111bb46f408cc279bfcd306a034862f57ad23d56f63abf625031e3994b", kill_on_drop: false }`
[INFO] [stdout] warning: types that do not implement `Drop` can still have drop glue, consider instead using `std::mem::needs_drop` to detect whether a type is trivially dropped
[INFO] [stdout]   --> src/codec/context.rs:14:26
[INFO] [stdout]    |
[INFO] [stdout] 14 |     owner: Option<Rc<dyn Drop>>,
[INFO] [stdout]    |                          ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dyn_drop)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: types that do not implement `Drop` can still have drop glue, consider instead using `std::mem::needs_drop` to detect whether a type is trivially dropped
[INFO] [stdout]   --> src/codec/context.rs:20:71
[INFO] [stdout]    |
[INFO] [stdout] 20 |     pub unsafe fn wrap(ptr: *mut AVCodecContext, owner: Option<Rc<dyn Drop>>) -> Self {
[INFO] [stdout]    |                                                                       ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: types that do not implement `Drop` can still have drop glue, consider instead using `std::mem::needs_drop` to detect whether a type is trivially dropped
[INFO] [stdout]  --> src/codec/parameters.rs:9:26
[INFO] [stdout]   |
[INFO] [stdout] 9 |     owner: Option<Rc<dyn Drop>>,
[INFO] [stdout]   |                          ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling ffmpeg-next v4.4.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: types that do not implement `Drop` can still have drop glue, consider instead using `std::mem::needs_drop` to detect whether a type is trivially dropped
[INFO] [stdout]   --> src/codec/parameters.rs:15:74
[INFO] [stdout]    |
[INFO] [stdout] 15 |     pub unsafe fn wrap(ptr: *mut AVCodecParameters, owner: Option<Rc<dyn Drop>>) -> Self {
[INFO] [stdout]    |                                                                          ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: types that do not implement `Drop` can still have drop glue, consider instead using `std::mem::needs_drop` to detect whether a type is trivially dropped
[INFO] [stdout]   --> src/codec/context.rs:14:26
[INFO] [stdout]    |
[INFO] [stdout] 14 |     owner: Option<Rc<dyn Drop>>,
[INFO] [stdout]    |                          ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dyn_drop)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: types that do not implement `Drop` can still have drop glue, consider instead using `std::mem::needs_drop` to detect whether a type is trivially dropped
[INFO] [stdout]   --> src/codec/context.rs:20:71
[INFO] [stdout]    |
[INFO] [stdout] 20 |     pub unsafe fn wrap(ptr: *mut AVCodecContext, owner: Option<Rc<dyn Drop>>) -> Self {
[INFO] [stdout]    |                                                                       ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: types that do not implement `Drop` can still have drop glue, consider instead using `std::mem::needs_drop` to detect whether a type is trivially dropped
[INFO] [stdout]  --> src/codec/parameters.rs:9:26
[INFO] [stdout]   |
[INFO] [stdout] 9 |     owner: Option<Rc<dyn Drop>>,
[INFO] [stdout]   |                          ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: types that do not implement `Drop` can still have drop glue, consider instead using `std::mem::needs_drop` to detect whether a type is trivially dropped
[INFO] [stdout]   --> src/codec/parameters.rs:15:74
[INFO] [stdout]    |
[INFO] [stdout] 15 |     pub unsafe fn wrap(ptr: *mut AVCodecParameters, owner: Option<Rc<dyn Drop>>) -> Self {
[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 4.40s
[INFO] running `Command { std: "docker" "inspect" "f6429a111bb46f408cc279bfcd306a034862f57ad23d56f63abf625031e3994b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f6429a111bb46f408cc279bfcd306a034862f57ad23d56f63abf625031e3994b", kill_on_drop: false }`
[INFO] [stdout] f6429a111bb46f408cc279bfcd306a034862f57ad23d56f63abf625031e3994b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-61/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-61/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=warn" "-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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] b05c891aece8b2c44a9d5fc01bc669377ea84a9470ab953333988b1d50f20be1
[INFO] running `Command { std: "docker" "start" "-a" "b05c891aece8b2c44a9d5fc01bc669377ea84a9470ab953333988b1d50f20be1", kill_on_drop: false }`
[INFO] [stderr] warning: types that do not implement `Drop` can still have drop glue, consider instead using `std::mem::needs_drop` to detect whether a type is trivially dropped
[INFO] [stderr]   --> src/codec/context.rs:14:26
[INFO] [stderr]    |
[INFO] [stderr] 14 |     owner: Option<Rc<dyn Drop>>,
[INFO] [stderr]    |                          ^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dyn_drop)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: types that do not implement `Drop` can still have drop glue, consider instead using `std::mem::needs_drop` to detect whether a type is trivially dropped
[INFO] [stderr]   --> src/codec/context.rs:20:71
[INFO] [stderr]    |
[INFO] [stderr] 20 |     pub unsafe fn wrap(ptr: *mut AVCodecContext, owner: Option<Rc<dyn Drop>>) -> Self {
[INFO] [stderr]    |                                                                       ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: types that do not implement `Drop` can still have drop glue, consider instead using `std::mem::needs_drop` to detect whether a type is trivially dropped
[INFO] [stderr]  --> src/codec/parameters.rs:9:26
[INFO] [stderr]   |
[INFO] [stderr] 9 |     owner: Option<Rc<dyn Drop>>,
[INFO] [stderr]   |                          ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: types that do not implement `Drop` can still have drop glue, consider instead using `std::mem::needs_drop` to detect whether a type is trivially dropped
[INFO] [stderr]   --> src/codec/parameters.rs:15:74
[INFO] [stderr]    |
[INFO] [stderr] 15 |     pub unsafe fn wrap(ptr: *mut AVCodecParameters, owner: Option<Rc<dyn Drop>>) -> Self {
[INFO] [stderr]    |                                                                          ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `ffmpeg-next` (lib) generated 4 warnings
[INFO] [stderr] warning: `ffmpeg-next` (lib test) generated 4 warnings (4 duplicates)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.19s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/ffmpeg_next-e3cde9e56b17b58e)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests ffmpeg-next
[INFO] [stdout] running 3 tests
[INFO] [stdout] test filter::tests::test_paditer ... ok
[INFO] [stdout] test util::error::tests::test_error_roundtrip ... ok
[INFO] [stdout] test util::error::tests::test_posix_error_string ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 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" "b05c891aece8b2c44a9d5fc01bc669377ea84a9470ab953333988b1d50f20be1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b05c891aece8b2c44a9d5fc01bc669377ea84a9470ab953333988b1d50f20be1", kill_on_drop: false }`
[INFO] [stdout] b05c891aece8b2c44a9d5fc01bc669377ea84a9470ab953333988b1d50f20be1
