[INFO] fetching crate gameshell 0.4.0...
[INFO] testing gameshell-0.4.0 against 1.54.0 for beta-1.55-1
[INFO] extracting crate gameshell 0.4.0 into /workspace/builds/worker-56/source
[INFO] validating manifest of crates.io crate gameshell 0.4.0 on toolchain 1.54.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate gameshell 0.4.0
[INFO] finished tweaking crates.io crate gameshell 0.4.0
[INFO] tweaked toml for crates.io crate gameshell 0.4.0 written to /workspace/builds/worker-56/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-56/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-56/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 127077892c7b54fea65f9627bd035ea46640c383e63b61fc6eeedf32349797e9
[INFO] running `Command { std: "docker" "start" "-a" "127077892c7b54fea65f9627bd035ea46640c383e63b61fc6eeedf32349797e9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "127077892c7b54fea65f9627bd035ea46640c383e63b61fc6eeedf32349797e9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "127077892c7b54fea65f9627bd035ea46640c383e63b61fc6eeedf32349797e9", kill_on_drop: false }`
[INFO] [stdout] 127077892c7b54fea65f9627bd035ea46640c383e63b61fc6eeedf32349797e9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-56/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-56/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 22687b8460ccad87ba121f764ea466cf09be268b843598946320f05906c1a311
[INFO] running `Command { std: "docker" "start" "-a" "22687b8460ccad87ba121f764ea466cf09be268b843598946320f05906c1a311", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling memchr v2.4.0
[INFO] [stderr]    Compiling regex-syntax v0.6.25
[INFO] [stderr]    Compiling base64 v0.11.0
[INFO] [stderr]    Compiling cmdmat v0.1.2
[INFO] [stderr]    Compiling metac v0.1.1
[INFO] [stdout] error[E0437]: type `Ok` is not a member of trait `Try`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/cmdmat-0.1.2/lib.rs:250:5
[INFO] [stdout]     |
[INFO] [stdout] 250 |     type Ok = usize;
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^ not a member of trait `Try`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0437]: type `Error` is not a member of trait `Try`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/cmdmat-0.1.2/lib.rs:251:5
[INFO] [stdout]     |
[INFO] [stdout] 251 |     type Error = D;
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^ not a member of trait `Try`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0407]: method `into_result` is not a member of trait `Try`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/cmdmat-0.1.2/lib.rs:252:5
[INFO] [stdout]     |
[INFO] [stdout] 252 | /     fn into_result(self) -> Result<Self::Ok, Self::Error> {
[INFO] [stdout] 253 | |         match self {
[INFO] [stdout] 254 | |             Decision::Accept(value) => Ok(value),
[INFO] [stdout] 255 | |             Decision::Deny(value) => Err(value),
[INFO] [stdout] 256 | |         }
[INFO] [stdout] 257 | |     }
[INFO] [stdout]     | |_____^ not a member of trait `Try`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0407]: method `from_error` is not a member of trait `Try`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/cmdmat-0.1.2/lib.rs:258:5
[INFO] [stdout]     |
[INFO] [stdout] 258 | /     fn from_error(v: Self::Error) -> Self {
[INFO] [stdout] 259 | |         Decision::Deny(v)
[INFO] [stdout] 260 | |     }
[INFO] [stdout]     | |_____^ not a member of trait `Try`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0407]: method `from_ok` is not a member of trait `Try`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/cmdmat-0.1.2/lib.rs:261:5
[INFO] [stdout]     |
[INFO] [stdout] 261 | /     fn from_ok(v: Self::Ok) -> Self {
[INFO] [stdout] 262 | |         Decision::Accept(v)
[INFO] [stdout] 263 | |     }
[INFO] [stdout]     | |_____^ not a member of trait `Try`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/cmdmat-0.1.2/lib.rs:181:1
[INFO] [stdout]     |
[INFO] [stdout] 181 | #![feature(test, try_trait)]
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: use of unstable library feature 'try_trait_v2'
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/cmdmat-0.1.2/lib.rs:185:33
[INFO] [stdout]     |
[INFO] [stdout] 185 | use std::{collections::HashMap, ops::Try};
[INFO] [stdout]     |                                 ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: see issue #84277 <https://github.com/rust-lang/rust/issues/84277> for more information
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: use of unstable library feature 'try_trait_v2'
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/cmdmat-0.1.2/lib.rs:249:9
[INFO] [stdout]     |
[INFO] [stdout] 249 | impl<D> Try for Decision<D> {
[INFO] [stdout]     |         ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: see issue #84277 <https://github.com/rust-lang/rust/issues/84277> for more information
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0220]: associated type `Ok` not found for `Self`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/cmdmat-0.1.2/lib.rs:252:42
[INFO] [stdout]     |
[INFO] [stdout] 252 |     fn into_result(self) -> Result<Self::Ok, Self::Error> {
[INFO] [stdout]     |                                          ^^ associated type `Ok` not found
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0220]: associated type `Error` not found for `Self`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/cmdmat-0.1.2/lib.rs:252:52
[INFO] [stdout]     |
[INFO] [stdout] 252 |     fn into_result(self) -> Result<Self::Ok, Self::Error> {
[INFO] [stdout]     |                                                    ^^^^^ associated type `Error` not found
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0220]: associated type `Error` not found for `Self`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/cmdmat-0.1.2/lib.rs:258:28
[INFO] [stdout]     |
[INFO] [stdout] 258 |     fn from_error(v: Self::Error) -> Self {
[INFO] [stdout]     |                            ^^^^^ associated type `Error` not found
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0220]: associated type `Ok` not found for `Self`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/cmdmat-0.1.2/lib.rs:261:25
[INFO] [stdout]     |
[INFO] [stdout] 261 |     fn from_ok(v: Self::Ok) -> Self {
[INFO] [stdout]     |                         ^^ associated type `Ok` not found
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 12 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0220, E0407, E0437, E0554, E0658.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0220`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `cmdmat`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/metac-0.1.1/lib.rs:105:1
[INFO] [stdout]     |
[INFO] [stdout] 105 | #![feature(test)]
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "22687b8460ccad87ba121f764ea466cf09be268b843598946320f05906c1a311", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "22687b8460ccad87ba121f764ea466cf09be268b843598946320f05906c1a311", kill_on_drop: false }`
[INFO] [stdout] 22687b8460ccad87ba121f764ea466cf09be268b843598946320f05906c1a311
