[INFO] fetching crate pcast 0.3.0...
[INFO] testing pcast-0.3.0 against beta-2021-09-08 for beta-1.56-1
[INFO] extracting crate pcast 0.3.0 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate pcast 0.3.0 on toolchain beta-2021-09-08
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate pcast 0.3.0
[INFO] finished tweaking crates.io crate pcast 0.3.0
[INFO] tweaked toml for crates.io crate pcast 0.3.0 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded try_from v0.2.2
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 98efb68ee9bb09c8396deddfd974a6b5ee5f19d1248f4b756a5ea018797de85f
[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" "98efb68ee9bb09c8396deddfd974a6b5ee5f19d1248f4b756a5ea018797de85f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "98efb68ee9bb09c8396deddfd974a6b5ee5f19d1248f4b756a5ea018797de85f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "98efb68ee9bb09c8396deddfd974a6b5ee5f19d1248f4b756a5ea018797de85f", kill_on_drop: false }`
[INFO] [stdout] 98efb68ee9bb09c8396deddfd974a6b5ee5f19d1248f4b756a5ea018797de85f
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ef4d820846e00fcafe4a1898d9c61b4178e397b2e1a7bc46ccadc8e468767aa9
[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" "ef4d820846e00fcafe4a1898d9c61b4178e397b2e1a7bc46ccadc8e468767aa9", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling pcast v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.90s
[INFO] running `Command { std: "docker" "inspect" "ef4d820846e00fcafe4a1898d9c61b4178e397b2e1a7bc46ccadc8e468767aa9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ef4d820846e00fcafe4a1898d9c61b4178e397b2e1a7bc46ccadc8e468767aa9", kill_on_drop: false }`
[INFO] [stdout] ef4d820846e00fcafe4a1898d9c61b4178e397b2e1a7bc46ccadc8e468767aa9
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 206267f93e048a3baa1a5c9272bec95d8dd0af516dd262dc1d1cc6873a385a00
[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" "206267f93e048a3baa1a5c9272bec95d8dd0af516dd262dc1d1cc6873a385a00", kill_on_drop: false }`
[INFO] [stderr]    Compiling pcast v0.3.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:106:17
[INFO] [stdout]     |
[INFO] [stdout] 106 |                   try!($crate::SubtypeCheck::<$base, $sub, $cerr>::check_is_valid_subtype(&base));
[INFO] [stdout]     |                   ^^^
[INFO] [stdout] ...
[INFO] [stdout] 175 | /     subtype_of!(Packet => PingPacket | ConversionError {
[INFO] [stdout] 176 | |         Ok(())
[INFO] [stdout] 177 | |     });
[INFO] [stdout]     | |_______- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout]     = note: this warning originates in the macro `subtype_of` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:116:17
[INFO] [stdout]     |
[INFO] [stdout] 116 |                   try!($crate::SubtypeCheck::<$base, $sub, $cerr>::check_is_valid_subtype(base_ref));
[INFO] [stdout]     |                   ^^^
[INFO] [stdout] ...
[INFO] [stdout] 175 | /     subtype_of!(Packet => PingPacket | ConversionError {
[INFO] [stdout] 176 | |         Ok(())
[INFO] [stdout] 177 | |     });
[INFO] [stdout]     | |_______- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `subtype_of` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:126:17
[INFO] [stdout]     |
[INFO] [stdout] 126 |                   try!($crate::SubtypeCheck::<$base, $sub, $cerr>::check_is_valid_subtype(base_ref));
[INFO] [stdout]     |                   ^^^
[INFO] [stdout] ...
[INFO] [stdout] 175 | /     subtype_of!(Packet => PingPacket | ConversionError {
[INFO] [stdout] 176 | |         Ok(())
[INFO] [stdout] 177 | |     });
[INFO] [stdout]     | |_______- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `subtype_of` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:106:17
[INFO] [stdout]     |
[INFO] [stdout] 106 |                   try!($crate::SubtypeCheck::<$base, $sub, $cerr>::check_is_valid_subtype(&base));
[INFO] [stdout]     |                   ^^^
[INFO] [stdout] ...
[INFO] [stdout] 178 | /     subtype_of!(Packet => PongPacket | PongConvError {
[INFO] [stdout] 179 | |         Err(PongConvError {})
[INFO] [stdout] 180 | |     });
[INFO] [stdout]     | |_______- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `subtype_of` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:116:17
[INFO] [stdout]     |
[INFO] [stdout] 116 |                   try!($crate::SubtypeCheck::<$base, $sub, $cerr>::check_is_valid_subtype(base_ref));
[INFO] [stdout]     |                   ^^^
[INFO] [stdout] ...
[INFO] [stdout] 178 | /     subtype_of!(Packet => PongPacket | PongConvError {
[INFO] [stdout] 179 | |         Err(PongConvError {})
[INFO] [stdout] 180 | |     });
[INFO] [stdout]     | |_______- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `subtype_of` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:126:17
[INFO] [stdout]     |
[INFO] [stdout] 126 |                   try!($crate::SubtypeCheck::<$base, $sub, $cerr>::check_is_valid_subtype(base_ref));
[INFO] [stdout]     |                   ^^^
[INFO] [stdout] ...
[INFO] [stdout] 178 | /     subtype_of!(Packet => PongPacket | PongConvError {
[INFO] [stdout] 179 | |         Err(PongConvError {})
[INFO] [stdout] 180 | |     });
[INFO] [stdout]     | |_______- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `subtype_of` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:106:17
[INFO] [stdout]     |
[INFO] [stdout] 106 |                   try!($crate::SubtypeCheck::<$base, $sub, $cerr>::check_is_valid_subtype(&base));
[INFO] [stdout]     |                   ^^^
[INFO] [stdout] ...
[INFO] [stdout] 181 | /     subtype_of!(Packet => StatusPacket | () {
[INFO] [stdout] 182 | |         Ok(())
[INFO] [stdout] 183 | |     });
[INFO] [stdout]     | |_______- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `subtype_of` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:116:17
[INFO] [stdout]     |
[INFO] [stdout] 116 |                   try!($crate::SubtypeCheck::<$base, $sub, $cerr>::check_is_valid_subtype(base_ref));
[INFO] [stdout]     |                   ^^^
[INFO] [stdout] ...
[INFO] [stdout] 181 | /     subtype_of!(Packet => StatusPacket | () {
[INFO] [stdout] 182 | |         Ok(())
[INFO] [stdout] 183 | |     });
[INFO] [stdout]     | |_______- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `subtype_of` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:126:17
[INFO] [stdout]     |
[INFO] [stdout] 126 |                   try!($crate::SubtypeCheck::<$base, $sub, $cerr>::check_is_valid_subtype(base_ref));
[INFO] [stdout]     |                   ^^^
[INFO] [stdout] ...
[INFO] [stdout] 181 | /     subtype_of!(Packet => StatusPacket | () {
[INFO] [stdout] 182 | |         Ok(())
[INFO] [stdout] 183 | |     });
[INFO] [stdout]     | |_______- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `subtype_of` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/lib.rs:235:13
[INFO] [stdout]     |
[INFO] [stdout] 235 |         let mut status_mut_ref: &mut StatusPacket = (&mut owned).try_into().unwrap();
[INFO] [stdout]     |             ----^^^^^^^^^^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/lib.rs:258:13
[INFO] [stdout]     |
[INFO] [stdout] 258 |         let mut status_mut_view: &mut StatusPacket = pref.try_into().unwrap();
[INFO] [stdout]     |             ----^^^^^^^^^^^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/lib.rs:275:13
[INFO] [stdout]     |
[INFO] [stdout] 275 |         let mut status_mut_view: &mut StatusPacket = (&mut owned).try_into().unwrap();
[INFO] [stdout]     |             ----^^^^^^^^^^^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 12 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.64s
[INFO] running `Command { std: "docker" "inspect" "206267f93e048a3baa1a5c9272bec95d8dd0af516dd262dc1d1cc6873a385a00", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "206267f93e048a3baa1a5c9272bec95d8dd0af516dd262dc1d1cc6873a385a00", kill_on_drop: false }`
[INFO] [stdout] 206267f93e048a3baa1a5c9272bec95d8dd0af516dd262dc1d1cc6873a385a00
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] e2263fed26627413069c7a2f74feaf3c38ecad4f6b633a7d81dc06a7fed8a3a1
[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" "e2263fed26627413069c7a2f74feaf3c38ecad4f6b633a7d81dc06a7fed8a3a1", kill_on_drop: false }`
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:106:17
[INFO] [stderr]     |
[INFO] [stderr] 106 |                   try!($crate::SubtypeCheck::<$base, $sub, $cerr>::check_is_valid_subtype(&base));
[INFO] [stderr]     |                   ^^^
[INFO] [stderr] ...
[INFO] [stderr] 175 | /     subtype_of!(Packet => PingPacket | ConversionError {
[INFO] [stderr] 176 | |         Ok(())
[INFO] [stderr] 177 | |     });
[INFO] [stderr]     | |_______- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(deprecated)]` on by default
[INFO] [stderr]     = note: this warning originates in the macro `subtype_of` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:116:17
[INFO] [stderr]     |
[INFO] [stderr] 116 |                   try!($crate::SubtypeCheck::<$base, $sub, $cerr>::check_is_valid_subtype(base_ref));
[INFO] [stderr]     |                   ^^^
[INFO] [stderr] ...
[INFO] [stderr] 175 | /     subtype_of!(Packet => PingPacket | ConversionError {
[INFO] [stderr] 176 | |         Ok(())
[INFO] [stderr] 177 | |     });
[INFO] [stderr]     | |_______- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in the macro `subtype_of` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:126:17
[INFO] [stderr]     |
[INFO] [stderr] 126 |                   try!($crate::SubtypeCheck::<$base, $sub, $cerr>::check_is_valid_subtype(base_ref));
[INFO] [stderr]     |                   ^^^
[INFO] [stderr] ...
[INFO] [stderr] 175 | /     subtype_of!(Packet => PingPacket | ConversionError {
[INFO] [stderr] 176 | |         Ok(())
[INFO] [stderr] 177 | |     });
[INFO] [stderr]     | |_______- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in the macro `subtype_of` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:106:17
[INFO] [stderr]     |
[INFO] [stderr] 106 |                   try!($crate::SubtypeCheck::<$base, $sub, $cerr>::check_is_valid_subtype(&base));
[INFO] [stderr]     |                   ^^^
[INFO] [stderr] ...
[INFO] [stderr] 178 | /     subtype_of!(Packet => PongPacket | PongConvError {
[INFO] [stderr] 179 | |         Err(PongConvError {})
[INFO] [stderr] 180 | |     });
[INFO] [stderr]     | |_______- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in the macro `subtype_of` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:116:17
[INFO] [stderr]     |
[INFO] [stderr] 116 |                   try!($crate::SubtypeCheck::<$base, $sub, $cerr>::check_is_valid_subtype(base_ref));
[INFO] [stderr]     |                   ^^^
[INFO] [stderr] ...
[INFO] [stderr] 178 | /     subtype_of!(Packet => PongPacket | PongConvError {
[INFO] [stderr] 179 | |         Err(PongConvError {})
[INFO] [stderr] 180 | |     });
[INFO] [stderr]     | |_______- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in the macro `subtype_of` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:126:17
[INFO] [stderr]     |
[INFO] [stderr] 126 |                   try!($crate::SubtypeCheck::<$base, $sub, $cerr>::check_is_valid_subtype(base_ref));
[INFO] [stderr]     |                   ^^^
[INFO] [stderr] ...
[INFO] [stderr] 178 | /     subtype_of!(Packet => PongPacket | PongConvError {
[INFO] [stderr] 179 | |         Err(PongConvError {})
[INFO] [stderr] 180 | |     });
[INFO] [stderr]     | |_______- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in the macro `subtype_of` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:106:17
[INFO] [stderr]     |
[INFO] [stderr] 106 |                   try!($crate::SubtypeCheck::<$base, $sub, $cerr>::check_is_valid_subtype(&base));
[INFO] [stderr]     |                   ^^^
[INFO] [stderr] ...
[INFO] [stderr] 181 | /     subtype_of!(Packet => StatusPacket | () {
[INFO] [stderr] 182 | |         Ok(())
[INFO] [stderr] 183 | |     });
[INFO] [stderr]     | |_______- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in the macro `subtype_of` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:116:17
[INFO] [stderr]     |
[INFO] [stderr] 116 |                   try!($crate::SubtypeCheck::<$base, $sub, $cerr>::check_is_valid_subtype(base_ref));
[INFO] [stderr]     |                   ^^^
[INFO] [stderr] ...
[INFO] [stderr] 181 | /     subtype_of!(Packet => StatusPacket | () {
[INFO] [stderr] 182 | |         Ok(())
[INFO] [stderr] 183 | |     });
[INFO] [stderr]     | |_______- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in the macro `subtype_of` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:126:17
[INFO] [stderr]     |
[INFO] [stderr] 126 |                   try!($crate::SubtypeCheck::<$base, $sub, $cerr>::check_is_valid_subtype(base_ref));
[INFO] [stderr]     |                   ^^^
[INFO] [stderr] ...
[INFO] [stderr] 181 | /     subtype_of!(Packet => StatusPacket | () {
[INFO] [stderr] 182 | |         Ok(())
[INFO] [stderr] 183 | |     });
[INFO] [stderr]     | |_______- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in the macro `subtype_of` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/lib.rs:235:13
[INFO] [stderr]     |
[INFO] [stderr] 235 |         let mut status_mut_ref: &mut StatusPacket = (&mut owned).try_into().unwrap();
[INFO] [stderr]     |             ----^^^^^^^^^^^^^^
[INFO] [stderr]     |             |
[INFO] [stderr]     |             help: remove this `mut`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/lib.rs:258:13
[INFO] [stderr]     |
[INFO] [stderr] 258 |         let mut status_mut_view: &mut StatusPacket = pref.try_into().unwrap();
[INFO] [stderr]     |             ----^^^^^^^^^^^^^^^
[INFO] [stderr]     |             |
[INFO] [stderr]     |             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/lib.rs:275:13
[INFO] [stderr]     |
[INFO] [stderr] 275 |         let mut status_mut_view: &mut StatusPacket = (&mut owned).try_into().unwrap();
[INFO] [stderr]     |             ----^^^^^^^^^^^^^^^
[INFO] [stderr]     |             |
[INFO] [stderr]     |             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: `pcast` (lib test) generated 12 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/pcast-87402a20beaf6083)
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test test::call_base_and_sub_methods ... ok
[INFO] [stdout] test test::send_from_ref ... ok
[INFO] [stdout] test test::create_from_immutable_ref ... ok
[INFO] [stdout] test test::test_send ... ok
[INFO] [stdout] test test::use_owned_status ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests pcast
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/lib.rs - subtype_of (line 72) - compile ... FAILED
[INFO] [stdout] test src/lib.rs - (line 8) ... ok
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/lib.rs - subtype_of (line 72) stdout ----
[INFO] [stdout] error: cannot find macro `subtype_of` in this scope
[INFO] [stdout]  --> src/lib.rs:73:1
[INFO] [stdout]   |
[INFO] [stdout] 3 | subtype_of!(Base => Sub | Error { ... })
[INFO] [stdout]   | ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/lib.rs - subtype_of (line 72)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 1 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.40s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass '--doc'
[INFO] running `Command { std: "docker" "inspect" "e2263fed26627413069c7a2f74feaf3c38ecad4f6b633a7d81dc06a7fed8a3a1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e2263fed26627413069c7a2f74feaf3c38ecad4f6b633a7d81dc06a7fed8a3a1", kill_on_drop: false }`
[INFO] [stdout] e2263fed26627413069c7a2f74feaf3c38ecad4f6b633a7d81dc06a7fed8a3a1