[INFO] cloning repository https://github.com/Ell/neatbot
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Ell/neatbot" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FEll%2Fneatbot", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FEll%2Fneatbot'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e393aee254996c0a6279c5d97aaf930f9d1ab3a2
[INFO] checking Ell/neatbot against try#3d9fdbff4f377de96b3a51174e7a64086bee9a5c for pr-81477
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FEll%2Fneatbot" "/workspace/builds/worker-6/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Ell/neatbot on toolchain 3d9fdbff4f377de96b3a51174e7a64086bee9a5c
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3d9fdbff4f377de96b3a51174e7a64086bee9a5c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Ell/neatbot
[INFO] finished tweaking git repo https://github.com/Ell/neatbot
[INFO] tweaked toml for git repo https://github.com/Ell/neatbot written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/Ell/neatbot already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3d9fdbff4f377de96b3a51174e7a64086bee9a5c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded anyhow v1.0.35
[INFO] [stderr]   Downloaded bstr v0.2.14
[INFO] [stderr]   Downloaded irc-rust v0.3.2
[INFO] [stderr]   Downloaded bytes v0.6.0
[INFO] [stderr]   Downloaded signal-hook-registry v1.2.2
[INFO] [stderr]   Downloaded mio v0.7.6
[INFO] [stderr]   Downloaded parking_lot_core v0.8.1
[INFO] [stderr]   Downloaded lua-src v540.0.1
[INFO] [stderr]   Downloaded dirs-next v1.0.2
[INFO] [stderr]   Downloaded platform-dirs v0.3.0
[INFO] [stderr]   Downloaded mlua v0.4.2
[INFO] [stderr]   Downloaded tokio-rustls v0.21.1
[INFO] [stderr]   Downloaded luajit-src v210.1.1+resty29a66f7
[INFO] [stderr]   Downloaded tokio-util v0.5.1
[INFO] [stderr]   Downloaded dirs-sys-next v0.1.1
[INFO] [stderr]   Downloaded tokio v0.3.6
[INFO] [stderr]   Downloaded socket2 v0.3.18
[INFO] [stderr]   Downloaded tokio-macros v0.3.1
[INFO] [stderr]   Downloaded syn v1.0.54
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+3d9fdbff4f377de96b3a51174e7a64086bee9a5c" "metadata" "--no-deps" "--format-version=1", 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] 37f55f3d491d7fddee88ee15fbdc6fd426819e46d481b3bda6c5a69c223b7b79
[INFO] running `Command { std: "docker" "start" "-a" "37f55f3d491d7fddee88ee15fbdc6fd426819e46d481b3bda6c5a69c223b7b79", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "37f55f3d491d7fddee88ee15fbdc6fd426819e46d481b3bda6c5a69c223b7b79", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "37f55f3d491d7fddee88ee15fbdc6fd426819e46d481b3bda6c5a69c223b7b79", kill_on_drop: false }`
[INFO] [stdout] 37f55f3d491d7fddee88ee15fbdc6fd426819e46d481b3bda6c5a69c223b7b79
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+3d9fdbff4f377de96b3a51174e7a64086bee9a5c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 678d62a1c171bf7150bf4f75f9cc01aeea845302bc58ac6200c358ff4e7fd153
[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" "678d62a1c171bf7150bf4f75f9cc01aeea845302bc58ac6200c358ff4e7fd153", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.81
[INFO] [stderr]    Compiling proc-macro-hack v0.5.19
[INFO] [stderr]    Compiling proc-macro-nested v0.1.6
[INFO] [stderr]     Checking smallvec v1.5.1
[INFO] [stderr]    Compiling serde v1.0.118
[INFO] [stderr]    Compiling anyhow v1.0.35
[INFO] [stderr]     Checking irc-rust v0.3.2
[INFO] [stderr]    Compiling ring v0.16.19
[INFO] [stderr]    Compiling tokio v0.3.6
[INFO] [stderr]    Compiling luajit-src v210.1.1+resty29a66f7
[INFO] [stderr]     Checking futures-channel v0.3.8
[INFO] [stderr]     Checking futures-task v0.3.8
[INFO] [stderr]    Compiling lua-src v540.0.1
[INFO] [stderr]     Checking lock_api v0.4.2
[INFO] [stderr]     Checking thread_local v1.0.1
[INFO] [stderr]     Checking bstr v0.2.14
[INFO] [stderr]    Compiling syn v1.0.54
[INFO] [stderr]     Checking regex v1.4.2
[INFO] [stderr]    Compiling mlua v0.4.2
[INFO] [stderr]     Checking parking_lot_core v0.8.1
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking mio v0.7.6
[INFO] [stderr]     Checking signal-hook-registry v1.2.2
[INFO] [stderr]     Checking dirs-sys-next v0.1.1
[INFO] [stderr]     Checking dirs-next v1.0.2
[INFO] [stderr]     Checking platform-dirs v0.3.0
[INFO] [stderr]     Checking parking_lot v0.11.1
[INFO] [stderr]     Checking sct v0.6.0
[INFO] [stderr]     Checking webpki v0.21.4
[INFO] [stderr]     Checking rustls v0.19.0
[INFO] [stderr]    Compiling pin-project-internal v1.0.2
[INFO] [stderr]    Compiling tokio-macros v0.3.1
[INFO] [stderr]    Compiling futures-macro v0.3.8
[INFO] [stderr]    Compiling serde_derive v1.0.118
[INFO] [stderr]    Compiling thiserror-impl v1.0.22
[INFO] [stderr]     Checking thiserror v1.0.22
[INFO] [stderr]     Checking pin-project v1.0.2
[INFO] [stderr]     Checking futures-util v0.3.8
[INFO] [stdout] error: Trailing semicolon in macro
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/mlua-0.4.2/src/macros.rs:20:31
[INFO] [stdout]     |
[INFO] [stdout] 20  |         panic!(bug_msg!($msg));
[INFO] [stdout]     |                               ^
[INFO] [stdout]     | 
[INFO] [stdout]    ::: /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/mlua-0.4.2/src/hook.rs:182:23
[INFO] [stdout]     |
[INFO] [stdout] 182 |             Err(_) => mlua_panic!("Lua should not allow hooks to be called within another hook"),
[INFO] [stdout]     |                       -------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `mlua_panic` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: Trailing semicolon in macro
[INFO] [stdout]     --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/mlua-0.4.2/src/macros.rs:20:31
[INFO] [stdout]      |
[INFO] [stdout] 20   |         panic!(bug_msg!($msg));
[INFO] [stdout]      |                               ^
[INFO] [stdout]      | 
[INFO] [stdout]     ::: /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/mlua-0.4.2/src/lua.rs:1403:18
[INFO] [stdout]      |
[INFO] [stdout] 1403 |             _ => mlua_panic!("LUA_TNONE in pop_value"),
[INFO] [stdout]      |                  ------------------------------------- in this macro invocation
[INFO] [stdout]      |
[INFO] [stdout]      = note: this error originates in the macro `mlua_panic` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: Trailing semicolon in macro
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/mlua-0.4.2/src/macros.rs:28:42
[INFO] [stdout]    |
[INFO] [stdout] 28 |         panic!(bug_msg!($msg), $($arg),+);
[INFO] [stdout]    |                                          ^
[INFO] [stdout]    | 
[INFO] [stdout]   ::: /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/mlua-0.4.2/src/util.rs:61:17
[INFO] [stdout]    |
[INFO] [stdout] 61 |                 mlua_panic!("{} too many stack values popped", self.top - top)
[INFO] [stdout]    |                 -------------------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the macro `mlua_panic` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: Trailing semicolon in macro
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/mlua-0.4.2/src/macros.rs:20:31
[INFO] [stdout]     |
[INFO] [stdout] 20  |         panic!(bug_msg!($msg));
[INFO] [stdout]     |                               ^
[INFO] [stdout]     | 
[INFO] [stdout]    ::: /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/mlua-0.4.2/src/util.rs:189:13
[INFO] [stdout]     |
[INFO] [stdout] 189 |             mlua_panic!("error during panic handling, panic was resumed twice")
[INFO] [stdout]     |             ------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `mlua_panic` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: Trailing semicolon in macro
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/mlua-0.4.2/src/macros.rs:20:31
[INFO] [stdout]     |
[INFO] [stdout] 20  |         panic!(bug_msg!($msg));
[INFO] [stdout]     |                               ^
[INFO] [stdout]     | 
[INFO] [stdout]    ::: /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/mlua-0.4.2/src/util.rs:216:18
[INFO] [stdout]     |
[INFO] [stdout] 216 |             _ => mlua_panic!("unrecognized lua error code"),
[INFO] [stdout]     |                  ------------------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `mlua_panic` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: Trailing semicolon in macro
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/mlua-0.4.2/src/macros.rs:20:31
[INFO] [stdout]     |
[INFO] [stdout] 20  |         panic!(bug_msg!($msg));
[INFO] [stdout]     |                               ^
[INFO] [stdout]     | 
[INFO] [stdout]    ::: /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/mlua-0.4.2/src/util.rs:614:21
[INFO] [stdout]     |
[INFO] [stdout] 614 |                     mlua_panic!("error during panic handling, panic was resumed")
[INFO] [stdout]     |                     ------------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `mlua_panic` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 6 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `mlua`
[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] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "678d62a1c171bf7150bf4f75f9cc01aeea845302bc58ac6200c358ff4e7fd153", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "678d62a1c171bf7150bf4f75f9cc01aeea845302bc58ac6200c358ff4e7fd153", kill_on_drop: false }`
[INFO] [stdout] 678d62a1c171bf7150bf4f75f9cc01aeea845302bc58ac6200c358ff4e7fd153