[INFO] crate unreliable-message 0.1.0 is already in cache
[INFO] extracting crate unreliable-message 0.1.0 into work/ex/pr-62507/sources/master#78ca1bda3522b14bc0336bc01dd1d49fdba2cda7/reg/unreliable-message/0.1.0
[INFO] extracting crate unreliable-message 0.1.0 into work/ex/pr-62507/sources/try#18481b65f318e0b4b20c0fc61340054701719d6c/reg/unreliable-message/0.1.0
[INFO] validating manifest of unreliable-message-0.1.0 on toolchain master#78ca1bda3522b14bc0336bc01dd1d49fdba2cda7
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+78ca1bda3522b14bc0336bc01dd1d49fdba2cda7-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of unreliable-message-0.1.0 on toolchain try#18481b65f318e0b4b20c0fc61340054701719d6c
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+18481b65f318e0b4b20c0fc61340054701719d6c-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing unreliable-message-0.1.0
[INFO] finished frobbing unreliable-message-0.1.0
[INFO] frobbed toml for unreliable-message-0.1.0 written to work/ex/pr-62507/sources/master#78ca1bda3522b14bc0336bc01dd1d49fdba2cda7/reg/unreliable-message/0.1.0/Cargo.toml
[INFO] started frobbing unreliable-message-0.1.0
[INFO] finished frobbing unreliable-message-0.1.0
[INFO] frobbed toml for unreliable-message-0.1.0 written to work/ex/pr-62507/sources/try#18481b65f318e0b4b20c0fc61340054701719d6c/reg/unreliable-message/0.1.0/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+78ca1bda3522b14bc0336bc01dd1d49fdba2cda7-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+18481b65f318e0b4b20c0fc61340054701719d6c-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+78ca1bda3522b14bc0336bc01dd1d49fdba2cda7-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+18481b65f318e0b4b20c0fc61340054701719d6c-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking unreliable-message-0.1.0 against try#18481b65f318e0b4b20c0fc61340054701719d6c for pr-62507
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-62507/worker-3/try#18481b65f318e0b4b20c0fc61340054701719d6c:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-62507/sources/try#18481b65f318e0b4b20c0fc61340054701719d6c/reg/unreliable-message/0.1.0:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+18481b65f318e0b4b20c0fc61340054701719d6c-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] bd8e95e55a149423c94cab32ec7c2347bf71d01b9a7186b5ba6d9af0f57a3468
[INFO] running `"docker" "start" "-a" "bd8e95e55a149423c94cab32ec7c2347bf71d01b9a7186b5ba6d9af0f57a3468"`
[INFO] [stderr]     Checking vec_map v0.0.1
[INFO] [stderr]     Checking bincode v0.5.9
[INFO] [stderr]     Checking unreliable-message v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] error: `RustcDecodable` is unstable
[INFO] [stderr]  --> src/msgqueue.rs:4:26
[INFO] [stderr]   |
[INFO] [stderr] 4 | #[derive(RustcEncodable, RustcDecodable, Clone, Copy)]
[INFO] [stderr]   |                          ^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[deny(crater_run)] on by default
[INFO] [stderr] 
[INFO] [stderr] error: `RustcEncodable` is unstable
[INFO] [stderr]  --> src/msgqueue.rs:4:10
[INFO] [stderr]   |
[INFO] [stderr] 4 | #[derive(RustcEncodable, RustcDecodable, Clone, Copy)]
[INFO] [stderr]   |          ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: `RustcDecodable` is unstable
[INFO] [stderr]  --> src/msgqueue.rs:8:26
[INFO] [stderr]   |
[INFO] [stderr] 8 | #[derive(RustcEncodable, RustcDecodable, Clone, Copy)]
[INFO] [stderr]   |                          ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: `RustcEncodable` is unstable
[INFO] [stderr]  --> src/msgqueue.rs:8:10
[INFO] [stderr]   |
[INFO] [stderr] 8 | #[derive(RustcEncodable, RustcDecodable, Clone, Copy)]
[INFO] [stderr]   |          ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: `RustcDecodable` is unstable
[INFO] [stderr]   --> src/msgqueue.rs:12:26
[INFO] [stderr]    |
[INFO] [stderr] 12 | #[derive(RustcEncodable, RustcDecodable, Clone)]
[INFO] [stderr]    |                          ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: `RustcEncodable` is unstable
[INFO] [stderr]   --> src/msgqueue.rs:12:10
[INFO] [stderr]    |
[INFO] [stderr] 12 | #[derive(RustcEncodable, RustcDecodable, Clone)]
[INFO] [stderr]    |          ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: `RustcDecodable` is unstable
[INFO] [stderr]   --> src/msgqueue.rs:16:26
[INFO] [stderr]    |
[INFO] [stderr] 16 | #[derive(RustcEncodable, RustcDecodable, Clone)]
[INFO] [stderr]    |                          ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: `RustcEncodable` is unstable
[INFO] [stderr]   --> src/msgqueue.rs:16:10
[INFO] [stderr]    |
[INFO] [stderr] 16 | #[derive(RustcEncodable, RustcDecodable, Clone)]
[INFO] [stderr]    |          ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: `RustcDecodable` is unstable
[INFO] [stderr]  --> src/msgqueue.rs:4:26
[INFO] [stderr]   |
[INFO] [stderr] 4 | #[derive(RustcEncodable, RustcDecodable, Clone, Copy)]
[INFO] [stderr]   |                          ^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[deny(crater_run)] on by default
[INFO] [stderr] 
[INFO] [stderr] error: `RustcEncodable` is unstable
[INFO] [stderr]  --> src/msgqueue.rs:4:10
[INFO] [stderr]   |
[INFO] [stderr] 4 | #[derive(RustcEncodable, RustcDecodable, Clone, Copy)]
[INFO] [stderr]   |          ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: `RustcDecodable` is unstable
[INFO] [stderr]  --> src/msgqueue.rs:8:26
[INFO] [stderr]   |
[INFO] [stderr] 8 | #[derive(RustcEncodable, RustcDecodable, Clone, Copy)]
[INFO] [stderr]   |                          ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: `RustcEncodable` is unstable
[INFO] [stderr]  --> src/msgqueue.rs:8:10
[INFO] [stderr]   |
[INFO] [stderr] 8 | #[derive(RustcEncodable, RustcDecodable, Clone, Copy)]
[INFO] [stderr]   |          ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: `RustcDecodable` is unstable
[INFO] [stderr]   --> src/msgqueue.rs:12:26
[INFO] [stderr]    |
[INFO] [stderr] 12 | #[derive(RustcEncodable, RustcDecodable, Clone)]
[INFO] [stderr]    |                          ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: `RustcEncodable` is unstable
[INFO] [stderr]   --> src/msgqueue.rs:12:10
[INFO] [stderr]    |
[INFO] [stderr] 12 | #[derive(RustcEncodable, RustcDecodable, Clone)]
[INFO] [stderr]    |          ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: `RustcDecodable` is unstable
[INFO] [stderr]   --> src/msgqueue.rs:16:26
[INFO] [stderr]    |
[INFO] [stderr] 16 | #[derive(RustcEncodable, RustcDecodable, Clone)]
[INFO] [stderr]    |                          ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: `RustcEncodable` is unstable
[INFO] [stderr]   --> src/msgqueue.rs:16:10
[INFO] [stderr]    |
[INFO] [stderr] 16 | #[derive(RustcEncodable, RustcDecodable, Clone)]
[INFO] [stderr]    |          ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 8 previous errors
[INFO] [stderr] 
[INFO] [stderr] error: Could not compile `unreliable-message`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: aborting due to 8 previous errors
[INFO] [stderr] 
[INFO] [stderr] error: Could not compile `unreliable-message`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "bd8e95e55a149423c94cab32ec7c2347bf71d01b9a7186b5ba6d9af0f57a3468"`
[INFO] running `"docker" "rm" "-f" "bd8e95e55a149423c94cab32ec7c2347bf71d01b9a7186b5ba6d9af0f57a3468"`
[INFO] [stdout] bd8e95e55a149423c94cab32ec7c2347bf71d01b9a7186b5ba6d9af0f57a3468