[INFO] fetching crate play 0.5.3...
[INFO] building play-0.5.3 against try#d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6 for pr-146237-1
[INFO] extracting crate play 0.5.3 into /workspace/builds/worker-7-tc2/source
[INFO] started tweaking crates.io crate play 0.5.3
[INFO] finished tweaking crates.io crate play 0.5.3
[INFO] tweaked toml for crates.io crate play 0.5.3 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate play 0.5.3 on toolchain d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 5 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2e75bc410ef6c4098e69d79bf6dd8e5cb7ef7ae1b2e2037abc9b2021f3884f51
[INFO] running `Command { std: "docker" "start" "-a" "2e75bc410ef6c4098e69d79bf6dd8e5cb7ef7ae1b2e2037abc9b2021f3884f51", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2e75bc410ef6c4098e69d79bf6dd8e5cb7ef7ae1b2e2037abc9b2021f3884f51", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2e75bc410ef6c4098e69d79bf6dd8e5cb7ef7ae1b2e2037abc9b2021f3884f51", kill_on_drop: false }`
[INFO] [stdout] 2e75bc410ef6c4098e69d79bf6dd8e5cb7ef7ae1b2e2037abc9b2021f3884f51
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 57f027083b280d3fa3cf7515daa74bf4917b29ceb0b1fdcccbba45eaa0d6e7b8
[INFO] running `Command { std: "docker" "start" "-a" "57f027083b280d3fa3cf7515daa74bf4917b29ceb0b1fdcccbba45eaa0d6e7b8", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] [stderr]    Compiling pkg-config v0.3.32
[INFO] [stderr]    Compiling libc v0.2.176
[INFO] [stderr]    Compiling bitflags v1.3.2
[INFO] [stderr]    Compiling mpg123-sys v0.6.0
[INFO] [stderr]    Compiling out123-sys v0.5.0
[INFO] [stderr]    Compiling play v0.5.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: type annotations needed
[INFO] [stdout]   --> src/lib.rs:45:28
[INFO] [stdout]    |
[INFO] [stdout] 45 |                 if !buffer.is_null() {
[INFO] [stdout]    |                            ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 66 |             cleanup_and_raise!("failed to instantiate mpg123");
[INFO] [stdout]    |             -------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]    = note: for more information, see issue #46906 <https://github.com/rust-lang/rust/issues/46906>
[INFO] [stdout]    = note: `#[warn(tyvar_behind_raw_pointer)]` (part of `#[warn(rust_2018_compatibility)]`) on by default
[INFO] [stdout]    = note: this warning originates in the macro `cleanup` which comes from the expansion of the macro `cleanup_and_raise` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type annotations needed
[INFO] [stdout]   --> src/lib.rs:48:35
[INFO] [stdout]    |
[INFO] [stdout] 48 |                 if !out123_handle.is_null() {
[INFO] [stdout]    |                                   ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 66 |             cleanup_and_raise!("failed to instantiate mpg123");
[INFO] [stdout]    |             -------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]    = note: for more information, see issue #46906 <https://github.com/rust-lang/rust/issues/46906>
[INFO] [stdout]    = note: this warning originates in the macro `cleanup` which comes from the expansion of the macro `cleanup_and_raise` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type annotations needed
[INFO] [stdout]   --> src/lib.rs:45:28
[INFO] [stdout]    |
[INFO] [stdout] 45 |                 if !buffer.is_null() {
[INFO] [stdout]    |                            ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 70 |             cleanup_and_raise!("failed to open the input");
[INFO] [stdout]    |             ---------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]    = note: for more information, see issue #46906 <https://github.com/rust-lang/rust/issues/46906>
[INFO] [stdout]    = note: this warning originates in the macro `cleanup` which comes from the expansion of the macro `cleanup_and_raise` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type annotations needed
[INFO] [stdout]   --> src/lib.rs:45:28
[INFO] [stdout]    |
[INFO] [stdout] 45 |                 if !buffer.is_null() {
[INFO] [stdout]    |                            ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 77 |             cleanup_and_raise!("failed to get the format");
[INFO] [stdout]    |             ---------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]    = note: for more information, see issue #46906 <https://github.com/rust-lang/rust/issues/46906>
[INFO] [stdout]    = note: this warning originates in the macro `cleanup` which comes from the expansion of the macro `cleanup_and_raise` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type annotations needed
[INFO] [stdout]   --> src/lib.rs:45:28
[INFO] [stdout]    |
[INFO] [stdout] 45 |                 if !buffer.is_null() {
[INFO] [stdout]    |                            ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 81 |             cleanup_and_raise!("failed to instantiate out123");
[INFO] [stdout]    |             -------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]    = note: for more information, see issue #46906 <https://github.com/rust-lang/rust/issues/46906>
[INFO] [stdout]    = note: this warning originates in the macro `cleanup` which comes from the expansion of the macro `cleanup_and_raise` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type annotations needed
[INFO] [stdout]   --> src/lib.rs:45:28
[INFO] [stdout]    |
[INFO] [stdout] 45 |                 if !buffer.is_null() {
[INFO] [stdout]    |                            ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 85 |             cleanup_and_raise!("failed to open the output");
[INFO] [stdout]    |             ----------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]    = note: for more information, see issue #46906 <https://github.com/rust-lang/rust/issues/46906>
[INFO] [stdout]    = note: this warning originates in the macro `cleanup` which comes from the expansion of the macro `cleanup_and_raise` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type annotations needed
[INFO] [stdout]   --> src/lib.rs:45:28
[INFO] [stdout]    |
[INFO] [stdout] 45 |                 if !buffer.is_null() {
[INFO] [stdout]    |                            ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 89 |             cleanup_and_raise!("failed to start the output");
[INFO] [stdout]    |             ------------------------------------------------ in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]    = note: for more information, see issue #46906 <https://github.com/rust-lang/rust/issues/46906>
[INFO] [stdout]    = note: this warning originates in the macro `cleanup` which comes from the expansion of the macro `cleanup_and_raise` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1m 17s
[INFO] running `Command { std: "docker" "inspect" "57f027083b280d3fa3cf7515daa74bf4917b29ceb0b1fdcccbba45eaa0d6e7b8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "57f027083b280d3fa3cf7515daa74bf4917b29ceb0b1fdcccbba45eaa0d6e7b8", kill_on_drop: false }`
[INFO] [stdout] 57f027083b280d3fa3cf7515daa74bf4917b29ceb0b1fdcccbba45eaa0d6e7b8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a4e7fadd0e830c088adb59ad5f25e854695c0a9bed9a168f2648a936e90ad1c7
[INFO] running `Command { std: "docker" "start" "-a" "a4e7fadd0e830c088adb59ad5f25e854695c0a9bed9a168f2648a936e90ad1c7", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] [stderr]    Compiling play v0.5.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: type annotations needed
[INFO] [stdout]   --> src/lib.rs:45:28
[INFO] [stdout]    |
[INFO] [stdout] 45 |                 if !buffer.is_null() {
[INFO] [stdout]    |                            ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 66 |             cleanup_and_raise!("failed to instantiate mpg123");
[INFO] [stdout]    |             -------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]    = note: for more information, see issue #46906 <https://github.com/rust-lang/rust/issues/46906>
[INFO] [stdout]    = note: `#[warn(tyvar_behind_raw_pointer)]` (part of `#[warn(rust_2018_compatibility)]`) on by default
[INFO] [stdout]    = note: this warning originates in the macro `cleanup` which comes from the expansion of the macro `cleanup_and_raise` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type annotations needed
[INFO] [stdout]   --> src/lib.rs:48:35
[INFO] [stdout]    |
[INFO] [stdout] 48 |                 if !out123_handle.is_null() {
[INFO] [stdout]    |                                   ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 66 |             cleanup_and_raise!("failed to instantiate mpg123");
[INFO] [stdout]    |             -------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]    = note: for more information, see issue #46906 <https://github.com/rust-lang/rust/issues/46906>
[INFO] [stdout]    = note: this warning originates in the macro `cleanup` which comes from the expansion of the macro `cleanup_and_raise` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type annotations needed
[INFO] [stdout]   --> src/lib.rs:45:28
[INFO] [stdout]    |
[INFO] [stdout] 45 |                 if !buffer.is_null() {
[INFO] [stdout]    |                            ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 70 |             cleanup_and_raise!("failed to open the input");
[INFO] [stdout]    |             ---------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]    = note: for more information, see issue #46906 <https://github.com/rust-lang/rust/issues/46906>
[INFO] [stdout]    = note: this warning originates in the macro `cleanup` which comes from the expansion of the macro `cleanup_and_raise` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type annotations needed
[INFO] [stdout]   --> src/lib.rs:45:28
[INFO] [stdout]    |
[INFO] [stdout] 45 |                 if !buffer.is_null() {
[INFO] [stdout]    |                            ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 77 |             cleanup_and_raise!("failed to get the format");
[INFO] [stdout]    |             ---------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]    = note: for more information, see issue #46906 <https://github.com/rust-lang/rust/issues/46906>
[INFO] [stdout]    = note: this warning originates in the macro `cleanup` which comes from the expansion of the macro `cleanup_and_raise` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type annotations needed
[INFO] [stdout]   --> src/lib.rs:45:28
[INFO] [stdout]    |
[INFO] [stdout] 45 |                 if !buffer.is_null() {
[INFO] [stdout]    |                            ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 81 |             cleanup_and_raise!("failed to instantiate out123");
[INFO] [stdout]    |             -------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]    = note: for more information, see issue #46906 <https://github.com/rust-lang/rust/issues/46906>
[INFO] [stdout]    = note: this warning originates in the macro `cleanup` which comes from the expansion of the macro `cleanup_and_raise` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type annotations needed
[INFO] [stdout]   --> src/lib.rs:45:28
[INFO] [stdout]    |
[INFO] [stdout] 45 |                 if !buffer.is_null() {
[INFO] [stdout]    |                            ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 85 |             cleanup_and_raise!("failed to open the output");
[INFO] [stdout]    |             ----------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]    = note: for more information, see issue #46906 <https://github.com/rust-lang/rust/issues/46906>
[INFO] [stdout]    = note: this warning originates in the macro `cleanup` which comes from the expansion of the macro `cleanup_and_raise` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type annotations needed
[INFO] [stdout]   --> src/lib.rs:45:28
[INFO] [stdout]    |
[INFO] [stdout] 45 |                 if !buffer.is_null() {
[INFO] [stdout]    |                            ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 89 |             cleanup_and_raise!("failed to start the output");
[INFO] [stdout]    |             ------------------------------------------------ in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]    = note: for more information, see issue #46906 <https://github.com/rust-lang/rust/issues/46906>
[INFO] [stdout]    = note: this warning originates in the macro `cleanup` which comes from the expansion of the macro `cleanup_and_raise` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type annotations needed
[INFO] [stdout]   --> src/lib.rs:45:28
[INFO] [stdout]    |
[INFO] [stdout] 45 |                 if !buffer.is_null() {
[INFO] [stdout]    |                            ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 66 |             cleanup_and_raise!("failed to instantiate mpg123");
[INFO] [stdout]    |             -------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]    = note: for more information, see issue #46906 <https://github.com/rust-lang/rust/issues/46906>
[INFO] [stdout]    = note: `#[warn(tyvar_behind_raw_pointer)]` (part of `#[warn(rust_2018_compatibility)]`) on by default
[INFO] [stdout]    = note: this warning originates in the macro `cleanup` which comes from the expansion of the macro `cleanup_and_raise` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type annotations needed
[INFO] [stdout]   --> src/lib.rs:48:35
[INFO] [stdout]    |
[INFO] [stdout] 48 |                 if !out123_handle.is_null() {
[INFO] [stdout]    |                                   ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 66 |             cleanup_and_raise!("failed to instantiate mpg123");
[INFO] [stdout]    |             -------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]    = note: for more information, see issue #46906 <https://github.com/rust-lang/rust/issues/46906>
[INFO] [stdout]    = note: this warning originates in the macro `cleanup` which comes from the expansion of the macro `cleanup_and_raise` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type annotations needed
[INFO] [stdout]   --> src/lib.rs:45:28
[INFO] [stdout]    |
[INFO] [stdout] 45 |                 if !buffer.is_null() {
[INFO] [stdout]    |                            ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 70 |             cleanup_and_raise!("failed to open the input");
[INFO] [stdout]    |             ---------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]    = note: for more information, see issue #46906 <https://github.com/rust-lang/rust/issues/46906>
[INFO] [stdout]    = note: this warning originates in the macro `cleanup` which comes from the expansion of the macro `cleanup_and_raise` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type annotations needed
[INFO] [stdout]   --> src/lib.rs:45:28
[INFO] [stdout]    |
[INFO] [stdout] 45 |                 if !buffer.is_null() {
[INFO] [stdout]    |                            ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 77 |             cleanup_and_raise!("failed to get the format");
[INFO] [stdout]    |             ---------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]    = note: for more information, see issue #46906 <https://github.com/rust-lang/rust/issues/46906>
[INFO] [stdout]    = note: this warning originates in the macro `cleanup` which comes from the expansion of the macro `cleanup_and_raise` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type annotations needed
[INFO] [stdout]   --> src/lib.rs:45:28
[INFO] [stdout]    |
[INFO] [stdout] 45 |                 if !buffer.is_null() {
[INFO] [stdout]    |                            ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 81 |             cleanup_and_raise!("failed to instantiate out123");
[INFO] [stdout]    |             -------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]    = note: for more information, see issue #46906 <https://github.com/rust-lang/rust/issues/46906>
[INFO] [stdout]    = note: this warning originates in the macro `cleanup` which comes from the expansion of the macro `cleanup_and_raise` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type annotations needed
[INFO] [stdout]   --> src/lib.rs:45:28
[INFO] [stdout]    |
[INFO] [stdout] 45 |                 if !buffer.is_null() {
[INFO] [stdout]    |                            ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 85 |             cleanup_and_raise!("failed to open the output");
[INFO] [stdout]    |             ----------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]    = note: for more information, see issue #46906 <https://github.com/rust-lang/rust/issues/46906>
[INFO] [stdout]    = note: this warning originates in the macro `cleanup` which comes from the expansion of the macro `cleanup_and_raise` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type annotations needed
[INFO] [stdout]   --> src/lib.rs:45:28
[INFO] [stdout]    |
[INFO] [stdout] 45 |                 if !buffer.is_null() {
[INFO] [stdout]    |                            ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 89 |             cleanup_and_raise!("failed to start the output");
[INFO] [stdout]    |             ------------------------------------------------ in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]    = note: for more information, see issue #46906 <https://github.com/rust-lang/rust/issues/46906>
[INFO] [stdout]    = note: this warning originates in the macro `cleanup` which comes from the expansion of the macro `cleanup_and_raise` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.61s
[INFO] running `Command { std: "docker" "inspect" "a4e7fadd0e830c088adb59ad5f25e854695c0a9bed9a168f2648a936e90ad1c7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a4e7fadd0e830c088adb59ad5f25e854695c0a9bed9a168f2648a936e90ad1c7", kill_on_drop: false }`
[INFO] [stdout] a4e7fadd0e830c088adb59ad5f25e854695c0a9bed9a168f2648a936e90ad1c7
