[INFO] fetching crate play 0.5.3...
[INFO] testing play-0.5.3 against 1.47.0 for beta-1.48-1
[INFO] extracting crate play 0.5.3 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate play 0.5.3 on toolchain 1.47.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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-1/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.47.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5964c70b1fbebbaaa917f6152c85eb2f2e3207301b3c89254d78d88b777f91c2
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "5964c70b1fbebbaaa917f6152c85eb2f2e3207301b3c89254d78d88b777f91c2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5964c70b1fbebbaaa917f6152c85eb2f2e3207301b3c89254d78d88b777f91c2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5964c70b1fbebbaaa917f6152c85eb2f2e3207301b3c89254d78d88b777f91c2", kill_on_drop: false }`
[INFO] [stdout] 5964c70b1fbebbaaa917f6152c85eb2f2e3207301b3c89254d78d88b777f91c2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.47.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d195ed1a2a408fcac986833b6e6bb158a33a1b4ae3412436fbed133bc8822305
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "d195ed1a2a408fcac986833b6e6bb158a33a1b4ae3412436fbed133bc8822305", kill_on_drop: false }`
[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]    = note: `#[warn(tyvar_behind_raw_pointer)]` on by default
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2018 edition!
[INFO] [stdout]    = note: for more information, see issue #46906 <https://github.com/rust-lang/rust/issues/46906>
[INFO] [stdout]    = note: this warning originates in a macro (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 was previously accepted by the compiler but is being phased out; it will become a hard error in the 2018 edition!
[INFO] [stdout]    = note: for more information, see issue #46906 <https://github.com/rust-lang/rust/issues/46906>
[INFO] [stdout]    = note: this warning originates in a macro (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 was previously accepted by the compiler but is being phased out; it will become a hard error in the 2018 edition!
[INFO] [stdout]    = note: for more information, see issue #46906 <https://github.com/rust-lang/rust/issues/46906>
[INFO] [stdout]    = note: this warning originates in a macro (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 was previously accepted by the compiler but is being phased out; it will become a hard error in the 2018 edition!
[INFO] [stdout]    = note: for more information, see issue #46906 <https://github.com/rust-lang/rust/issues/46906>
[INFO] [stdout]    = note: this warning originates in a macro (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 was previously accepted by the compiler but is being phased out; it will become a hard error in the 2018 edition!
[INFO] [stdout]    = note: for more information, see issue #46906 <https://github.com/rust-lang/rust/issues/46906>
[INFO] [stdout]    = note: this warning originates in a macro (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 was previously accepted by the compiler but is being phased out; it will become a hard error in the 2018 edition!
[INFO] [stdout]    = note: for more information, see issue #46906 <https://github.com/rust-lang/rust/issues/46906>
[INFO] [stdout]    = note: this warning originates in a macro (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 was previously accepted by the compiler but is being phased out; it will become a hard error in the 2018 edition!
[INFO] [stdout]    = note: for more information, see issue #46906 <https://github.com/rust-lang/rust/issues/46906>
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 24s
[INFO] running `Command { std: "docker" "inspect" "d195ed1a2a408fcac986833b6e6bb158a33a1b4ae3412436fbed133bc8822305", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d195ed1a2a408fcac986833b6e6bb158a33a1b4ae3412436fbed133bc8822305", kill_on_drop: false }`
[INFO] [stdout] d195ed1a2a408fcac986833b6e6bb158a33a1b4ae3412436fbed133bc8822305
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.47.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7595e8eeee0d40189ac46e2a47813b2337a9a1f23aaa8a03df23301aee70e719
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "7595e8eeee0d40189ac46e2a47813b2337a9a1f23aaa8a03df23301aee70e719", kill_on_drop: false }`
[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]    = note: `#[warn(tyvar_behind_raw_pointer)]` on by default
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2018 edition!
[INFO] [stdout]    = note: for more information, see issue #46906 <https://github.com/rust-lang/rust/issues/46906>
[INFO] [stdout]    = note: this warning originates in a macro (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 was previously accepted by the compiler but is being phased out; it will become a hard error in the 2018 edition!
[INFO] [stdout]    = note: for more information, see issue #46906 <https://github.com/rust-lang/rust/issues/46906>
[INFO] [stdout]    = note: this warning originates in a macro (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 was previously accepted by the compiler but is being phased out; it will become a hard error in the 2018 edition!
[INFO] [stdout]    = note: for more information, see issue #46906 <https://github.com/rust-lang/rust/issues/46906>
[INFO] [stdout]    = note: this warning originates in a macro (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 was previously accepted by the compiler but is being phased out; it will become a hard error in the 2018 edition!
[INFO] [stdout]    = note: for more information, see issue #46906 <https://github.com/rust-lang/rust/issues/46906>
[INFO] [stdout]    = note: this warning originates in a macro (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 was previously accepted by the compiler but is being phased out; it will become a hard error in the 2018 edition!
[INFO] [stdout]    = note: for more information, see issue #46906 <https://github.com/rust-lang/rust/issues/46906>
[INFO] [stdout]    = note: this warning originates in a macro (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 was previously accepted by the compiler but is being phased out; it will become a hard error in the 2018 edition!
[INFO] [stdout]    = note: for more information, see issue #46906 <https://github.com/rust-lang/rust/issues/46906>
[INFO] [stdout]    = note: this warning originates in a macro (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 was previously accepted by the compiler but is being phased out; it will become a hard error in the 2018 edition!
[INFO] [stdout]    = note: for more information, see issue #46906 <https://github.com/rust-lang/rust/issues/46906>
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 7 warnings emitted
[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]    = note: `#[warn(tyvar_behind_raw_pointer)]` on by default
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2018 edition!
[INFO] [stdout]    = note: for more information, see issue #46906 <https://github.com/rust-lang/rust/issues/46906>
[INFO] [stdout]    = note: this warning originates in a macro (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 was previously accepted by the compiler but is being phased out; it will become a hard error in the 2018 edition!
[INFO] [stdout]    = note: for more information, see issue #46906 <https://github.com/rust-lang/rust/issues/46906>
[INFO] [stdout]    = note: this warning originates in a macro (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 was previously accepted by the compiler but is being phased out; it will become a hard error in the 2018 edition!
[INFO] [stdout]    = note: for more information, see issue #46906 <https://github.com/rust-lang/rust/issues/46906>
[INFO] [stdout]    = note: this warning originates in a macro (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 was previously accepted by the compiler but is being phased out; it will become a hard error in the 2018 edition!
[INFO] [stdout]    = note: for more information, see issue #46906 <https://github.com/rust-lang/rust/issues/46906>
[INFO] [stdout]    = note: this warning originates in a macro (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 was previously accepted by the compiler but is being phased out; it will become a hard error in the 2018 edition!
[INFO] [stdout]    = note: for more information, see issue #46906 <https://github.com/rust-lang/rust/issues/46906>
[INFO] [stdout]    = note: this warning originates in a macro (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 was previously accepted by the compiler but is being phased out; it will become a hard error in the 2018 edition!
[INFO] [stdout]    = note: for more information, see issue #46906 <https://github.com/rust-lang/rust/issues/46906>
[INFO] [stdout]    = note: this warning originates in a macro (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 was previously accepted by the compiler but is being phased out; it will become a hard error in the 2018 edition!
[INFO] [stdout]    = note: for more information, see issue #46906 <https://github.com/rust-lang/rust/issues/46906>
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.94s
[INFO] running `Command { std: "docker" "inspect" "7595e8eeee0d40189ac46e2a47813b2337a9a1f23aaa8a03df23301aee70e719", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7595e8eeee0d40189ac46e2a47813b2337a9a1f23aaa8a03df23301aee70e719", kill_on_drop: false }`
[INFO] [stdout] 7595e8eeee0d40189ac46e2a47813b2337a9a1f23aaa8a03df23301aee70e719
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.47.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 19cfb559ed399b7a46cbe1d16a1b20f4d06a4c39aacaba748057e39de2766741
[INFO] running `Command { std: "docker" "start" "-a" "19cfb559ed399b7a46cbe1d16a1b20f4d06a4c39aacaba748057e39de2766741", kill_on_drop: false }`
[INFO] [stderr] warning: type annotations needed
[INFO] [stderr]   --> src/lib.rs:45:28
[INFO] [stderr]    |
[INFO] [stderr] 45 |                 if !buffer.is_null() {
[INFO] [stderr]    |                            ^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 66 |             cleanup_and_raise!("failed to instantiate mpg123");
[INFO] [stderr]    |             --------------------------------------------------- in this macro invocation
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(tyvar_behind_raw_pointer)]` on by default
[INFO] [stderr]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2018 edition!
[INFO] [stderr]    = note: for more information, see issue #46906 <https://github.com/rust-lang/rust/issues/46906>
[INFO] [stderr]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: type annotations needed
[INFO] [stderr]   --> src/lib.rs:48:35
[INFO] [stderr]    |
[INFO] [stderr] 48 |                 if !out123_handle.is_null() {
[INFO] [stderr]    |                                   ^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 66 |             cleanup_and_raise!("failed to instantiate mpg123");
[INFO] [stderr]    |             --------------------------------------------------- in this macro invocation
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2018 edition!
[INFO] [stderr]    = note: for more information, see issue #46906 <https://github.com/rust-lang/rust/issues/46906>
[INFO] [stderr]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: type annotations needed
[INFO] [stderr]   --> src/lib.rs:45:28
[INFO] [stderr]    |
[INFO] [stderr] 45 |                 if !buffer.is_null() {
[INFO] [stderr]    |                            ^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 70 |             cleanup_and_raise!("failed to open the input");
[INFO] [stderr]    |             ----------------------------------------------- in this macro invocation
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2018 edition!
[INFO] [stderr]    = note: for more information, see issue #46906 <https://github.com/rust-lang/rust/issues/46906>
[INFO] [stderr]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: type annotations needed
[INFO] [stderr]   --> src/lib.rs:45:28
[INFO] [stderr]    |
[INFO] [stderr] 45 |                 if !buffer.is_null() {
[INFO] [stderr]    |                            ^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 77 |             cleanup_and_raise!("failed to get the format");
[INFO] [stderr]    |             ----------------------------------------------- in this macro invocation
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2018 edition!
[INFO] [stderr]    = note: for more information, see issue #46906 <https://github.com/rust-lang/rust/issues/46906>
[INFO] [stderr]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: type annotations needed
[INFO] [stderr]   --> src/lib.rs:45:28
[INFO] [stderr]    |
[INFO] [stderr] 45 |                 if !buffer.is_null() {
[INFO] [stderr]    |                            ^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 81 |             cleanup_and_raise!("failed to instantiate out123");
[INFO] [stderr]    |             --------------------------------------------------- in this macro invocation
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2018 edition!
[INFO] [stderr]    = note: for more information, see issue #46906 <https://github.com/rust-lang/rust/issues/46906>
[INFO] [stderr]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: type annotations needed
[INFO] [stderr]   --> src/lib.rs:45:28
[INFO] [stderr]    |
[INFO] [stderr] 45 |                 if !buffer.is_null() {
[INFO] [stderr]    |                            ^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 85 |             cleanup_and_raise!("failed to open the output");
[INFO] [stderr]    |             ------------------------------------------------ in this macro invocation
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2018 edition!
[INFO] [stderr]    = note: for more information, see issue #46906 <https://github.com/rust-lang/rust/issues/46906>
[INFO] [stderr]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: type annotations needed
[INFO] [stderr]   --> src/lib.rs:45:28
[INFO] [stderr]    |
[INFO] [stderr] 45 |                 if !buffer.is_null() {
[INFO] [stderr]    |                            ^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 89 |             cleanup_and_raise!("failed to start the output");
[INFO] [stderr]    |             ------------------------------------------------- in this macro invocation
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2018 edition!
[INFO] [stderr]    = note: for more information, see issue #46906 <https://github.com/rust-lang/rust/issues/46906>
[INFO] [stderr]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: 7 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: type annotations needed
[INFO] [stderr]   --> src/lib.rs:45:28
[INFO] [stderr]    |
[INFO] [stderr] 45 |                 if !buffer.is_null() {
[INFO] [stderr]    |                            ^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 66 |             cleanup_and_raise!("failed to instantiate mpg123");
[INFO] [stderr]    |             --------------------------------------------------- in this macro invocation
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(tyvar_behind_raw_pointer)]` on by default
[INFO] [stderr]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2018 edition!
[INFO] [stderr]    = note: for more information, see issue #46906 <https://github.com/rust-lang/rust/issues/46906>
[INFO] [stderr]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: type annotations needed
[INFO] [stderr]   --> src/lib.rs:48:35
[INFO] [stderr]    |
[INFO] [stderr] 48 |                 if !out123_handle.is_null() {
[INFO] [stderr]    |                                   ^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 66 |             cleanup_and_raise!("failed to instantiate mpg123");
[INFO] [stderr]    |             --------------------------------------------------- in this macro invocation
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2018 edition!
[INFO] [stderr]    = note: for more information, see issue #46906 <https://github.com/rust-lang/rust/issues/46906>
[INFO] [stderr]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: type annotations needed
[INFO] [stderr]   --> src/lib.rs:45:28
[INFO] [stderr]    |
[INFO] [stderr] 45 |                 if !buffer.is_null() {
[INFO] [stderr]    |                            ^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 70 |             cleanup_and_raise!("failed to open the input");
[INFO] [stderr]    |             ----------------------------------------------- in this macro invocation
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2018 edition!
[INFO] [stderr]    = note: for more information, see issue #46906 <https://github.com/rust-lang/rust/issues/46906>
[INFO] [stderr]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: type annotations needed
[INFO] [stderr]   --> src/lib.rs:45:28
[INFO] [stderr]    |
[INFO] [stderr] 45 |                 if !buffer.is_null() {
[INFO] [stderr]    |                            ^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 77 |             cleanup_and_raise!("failed to get the format");
[INFO] [stderr]    |             ----------------------------------------------- in this macro invocation
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2018 edition!
[INFO] [stderr]    = note: for more information, see issue #46906 <https://github.com/rust-lang/rust/issues/46906>
[INFO] [stderr]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: type annotations needed
[INFO] [stderr]   --> src/lib.rs:45:28
[INFO] [stderr]    |
[INFO] [stderr] 45 |                 if !buffer.is_null() {
[INFO] [stderr]    |                            ^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 81 |             cleanup_and_raise!("failed to instantiate out123");
[INFO] [stderr]    |             --------------------------------------------------- in this macro invocation
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2018 edition!
[INFO] [stderr]    = note: for more information, see issue #46906 <https://github.com/rust-lang/rust/issues/46906>
[INFO] [stderr]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: type annotations needed
[INFO] [stderr]   --> src/lib.rs:45:28
[INFO] [stderr]    |
[INFO] [stderr] 45 |                 if !buffer.is_null() {
[INFO] [stderr]    |                            ^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 85 |             cleanup_and_raise!("failed to open the output");
[INFO] [stderr]    |             ------------------------------------------------ in this macro invocation
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2018 edition!
[INFO] [stderr]    = note: for more information, see issue #46906 <https://github.com/rust-lang/rust/issues/46906>
[INFO] [stderr]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: type annotations needed
[INFO] [stderr]   --> src/lib.rs:45:28
[INFO] [stderr]    |
[INFO] [stderr] 45 |                 if !buffer.is_null() {
[INFO] [stderr]    |                            ^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 89 |             cleanup_and_raise!("failed to start the output");
[INFO] [stderr]    |             ------------------------------------------------- in this macro invocation
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2018 edition!
[INFO] [stderr]    = note: for more information, see issue #46906 <https://github.com/rust-lang/rust/issues/46906>
[INFO] [stderr]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: 7 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/play-f728eeab68593eea
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests play
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - (line 5) ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/lib.rs - (line 5) stdout ----
[INFO] [stdout] Test executable failed (exit code 127).
[INFO] [stdout] 
[INFO] [stdout] stderr:
[INFO] [stdout] /tmp/rustdoctestMY2wtp/rust_out: error while loading shared libraries: libout123.so.0: cannot open shared object file: No such file or directory
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/lib.rs - (line 5)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass '--doc'
[INFO] running `Command { std: "docker" "inspect" "19cfb559ed399b7a46cbe1d16a1b20f4d06a4c39aacaba748057e39de2766741", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "19cfb559ed399b7a46cbe1d16a1b20f4d06a4c39aacaba748057e39de2766741", kill_on_drop: false }`
[INFO] [stdout] 19cfb559ed399b7a46cbe1d16a1b20f4d06a4c39aacaba748057e39de2766741
