[INFO] cloning repository https://github.com/a74946443/learn_rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/a74946443/learn_rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fa74946443%2Flearn_rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fa74946443%2Flearn_rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d4214616a24e50a567a83e50cca030906d5f2a9f
[INFO] checking a74946443/learn_rust against try#3d9fdbff4f377de96b3a51174e7a64086bee9a5c for pr-81477
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fa74946443%2Flearn_rust" "/workspace/builds/worker-8/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/a74946443/learn_rust 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/a74946443/learn_rust
[INFO] finished tweaking git repo https://github.com/a74946443/learn_rust
[INFO] tweaked toml for git repo https://github.com/a74946443/learn_rust written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate git repo https://github.com/a74946443/learn_rust 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 redis v0.8.0
[INFO] [stderr]   Downloaded simple_redis v0.3.44
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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] [stdout] 720addfb5593f6e6cbb6e4139904cc34776dc10591dfe32fb1ebe5220d57eba8
[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" "720addfb5593f6e6cbb6e4139904cc34776dc10591dfe32fb1ebe5220d57eba8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "720addfb5593f6e6cbb6e4139904cc34776dc10591dfe32fb1ebe5220d57eba8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "720addfb5593f6e6cbb6e4139904cc34776dc10591dfe32fb1ebe5220d57eba8", kill_on_drop: false }`
[INFO] [stdout] 720addfb5593f6e6cbb6e4139904cc34776dc10591dfe32fb1ebe5220d57eba8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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] bee276629bd1e91067918d0a30c8b6e7565e1ec702b23cb3bc5901b9172e386a
[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" "bee276629bd1e91067918d0a30c8b6e7565e1ec702b23cb3bc5901b9172e386a", kill_on_drop: false }`
[INFO] [stderr]     Checking smallvec v0.6.10
[INFO] [stderr]     Checking percent-encoding v1.0.1
[INFO] [stderr]     Checking unicode-normalization v0.1.8
[INFO] [stderr]     Checking idna v0.1.5
[INFO] [stderr]     Checking url v1.7.2
[INFO] [stderr]     Checking redis v0.8.0
[INFO] [stdout] error: Trailing semicolon in macro
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/redis-0.8.0/src/macros.rs:11:54
[INFO] [stdout]    |
[INFO] [stdout] 11 |         return Err(::std::convert::From::from($expr));
[INFO] [stdout]    |                                                      ^
[INFO] [stdout]    | 
[INFO] [stdout]   ::: /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/redis-0.8.0/src/parser.rs:38:18
[INFO] [stdout]    |
[INFO] [stdout] 38 |             _ => fail!((ErrorKind::ResponseError, "Invalid response when parsing value")),
[INFO] [stdout]    |                  ------------------------------------------------------------------------ in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the macro `fail` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: Trailing semicolon in macro
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/redis-0.8.0/src/macros.rs:11:54
[INFO] [stdout]    |
[INFO] [stdout] 11 |         return Err(::std::convert::From::from($expr));
[INFO] [stdout]    |                                                      ^
[INFO] [stdout]    | 
[INFO] [stdout]   ::: /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/redis-0.8.0/src/parser.rs:58:18
[INFO] [stdout]    |
[INFO] [stdout] 58 |             _ => fail!((ErrorKind::ResponseError, "Invalid byte in response")),
[INFO] [stdout]    |                  ------------------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the macro `fail` (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/redis-0.8.0/src/macros.rs:11:54
[INFO] [stdout]    |
[INFO] [stdout] 11 |         return Err(::std::convert::From::from($expr));
[INFO] [stdout]    |                                                      ^
[INFO] [stdout]    | 
[INFO] [stdout]   ::: /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/redis-0.8.0/src/parser.rs:83:17
[INFO] [stdout]    |
[INFO] [stdout] 83 |                 fail!((ErrorKind::ResponseError, "Expected valid string, got garbage"))
[INFO] [stdout]    |                 ----------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the macro `fail` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: Trailing semicolon in macro
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/redis-0.8.0/src/macros.rs:11:54
[INFO] [stdout]    |
[INFO] [stdout] 11 |         return Err(::std::convert::From::from($expr));
[INFO] [stdout]    |                                                      ^
[INFO] [stdout]    | 
[INFO] [stdout]   ::: /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/redis-0.8.0/src/parser.rs:94:13
[INFO] [stdout]    |
[INFO] [stdout] 94 |             fail!((ErrorKind::ResponseError, "Could not read enough bytes"))
[INFO] [stdout]    |             ---------------------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the macro `fail` (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/redis-0.8.0/src/macros.rs:11:54
[INFO] [stdout]     |
[INFO] [stdout] 11  |         return Err(::std::convert::From::from($expr));
[INFO] [stdout]     |                                                      ^
[INFO] [stdout]     | 
[INFO] [stdout]    ::: /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/redis-0.8.0/src/parser.rs:112:28
[INFO] [stdout]     |
[INFO] [stdout] 112 |                     return fail!((ErrorKind::ResponseError, "Could not read enough bytes")),
[INFO] [stdout]     |                            ---------------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `fail` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: Trailing semicolon in macro
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/redis-0.8.0/src/macros.rs:11:54
[INFO] [stdout]     |
[INFO] [stdout] 11  |         return Err(::std::convert::From::from($expr));
[INFO] [stdout]     |                                                      ^
[INFO] [stdout]     | 
[INFO] [stdout]    ::: /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/redis-0.8.0/src/parser.rs:123:23
[INFO] [stdout]     |
[INFO] [stdout] 123 |             Err(_) => fail!((ErrorKind::ResponseError, "Expected integer, got garbage")),
[INFO] [stdout]     |                       ------------------------------------------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `fail` (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/redis-0.8.0/src/macros.rs:11:54
[INFO] [stdout]     |
[INFO] [stdout] 11  |         return Err(::std::convert::From::from($expr));
[INFO] [stdout]     |                                                      ^
[INFO] [stdout]     | 
[INFO] [stdout]    ::: /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/redis-0.8.0/src/parser.rs:178:29
[INFO] [stdout]     |
[INFO] [stdout] 178 |             Some(detail) => fail!((kind, desc, detail.to_string())),
[INFO] [stdout]     |                             --------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `fail` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: Trailing semicolon in macro
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/redis-0.8.0/src/macros.rs:11:54
[INFO] [stdout]     |
[INFO] [stdout] 11  |         return Err(::std::convert::From::from($expr));
[INFO] [stdout]     |                                                      ^
[INFO] [stdout]     | 
[INFO] [stdout]    ::: /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/redis-0.8.0/src/parser.rs:179:21
[INFO] [stdout]     |
[INFO] [stdout] 179 |             None => fail!((kind, desc))
[INFO] [stdout]     |                     ------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `fail` (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/redis-0.8.0/src/macros.rs:11:54
[INFO] [stdout]    |
[INFO] [stdout] 11 |         return Err(::std::convert::From::from($expr));
[INFO] [stdout]    |                                                      ^
[INFO] [stdout]    | 
[INFO] [stdout]   ::: /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/redis-0.8.0/src/connection.rs:98:23
[INFO] [stdout]    |
[INFO] [stdout] 98 |             Err(_) => fail!((ErrorKind::InvalidClientConfig, "Redis URL did not parse")),
[INFO] [stdout]    |                       ------------------------------------------------------------------ in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the macro `fail` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: Trailing semicolon in macro
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/redis-0.8.0/src/macros.rs:11:54
[INFO] [stdout]     |
[INFO] [stdout] 11  |         return Err(::std::convert::From::from($expr));
[INFO] [stdout]     |                                                      ^
[INFO] [stdout]     | 
[INFO] [stdout]    ::: /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/redis-0.8.0/src/connection.rs:108:25
[INFO] [stdout]     |
[INFO] [stdout] 108 |                 None => fail!((ErrorKind::InvalidClientConfig, "Missing hostname")),
[INFO] [stdout]     |                         ----------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `fail` (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/redis-0.8.0/src/macros.rs:11:54
[INFO] [stdout]     |
[INFO] [stdout] 11  |         return Err(::std::convert::From::from($expr));
[INFO] [stdout]     |                                                      ^
[INFO] [stdout]     | 
[INFO] [stdout]    ::: /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/redis-0.8.0/src/connection.rs:115:17
[INFO] [stdout]     |
[INFO] [stdout] 115 |                 fail!((ErrorKind::InvalidClientConfig, "Invalid database number"))),
[INFO] [stdout]     |                 ------------------------------------------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `fail` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: Trailing semicolon in macro
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/redis-0.8.0/src/macros.rs:11:54
[INFO] [stdout]     |
[INFO] [stdout] 11  |         return Err(::std::convert::From::from($expr));
[INFO] [stdout]     |                                                      ^
[INFO] [stdout]     | 
[INFO] [stdout]    ::: /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/redis-0.8.0/src/connection.rs:126:17
[INFO] [stdout]     |
[INFO] [stdout] 126 |                 fail!((ErrorKind::InvalidClientConfig, "Missing path"))),
[INFO] [stdout]     |                 ------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `fail` (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/redis-0.8.0/src/macros.rs:11:54
[INFO] [stdout]     |
[INFO] [stdout] 11  |         return Err(::std::convert::From::from($expr));
[INFO] [stdout]     |                                                      ^
[INFO] [stdout]     | 
[INFO] [stdout]    ::: /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/redis-0.8.0/src/connection.rs:130:17
[INFO] [stdout]     |
[INFO] [stdout] 130 |                 fail!((ErrorKind::InvalidClientConfig, "Invalid database number"))),
[INFO] [stdout]     |                 ------------------------------------------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `fail` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: Trailing semicolon in macro
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/redis-0.8.0/src/macros.rs:11:54
[INFO] [stdout]     |
[INFO] [stdout] 11  |         return Err(::std::convert::From::from($expr));
[INFO] [stdout]     |                                                      ^
[INFO] [stdout]     | 
[INFO] [stdout]    ::: /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/redis-0.8.0/src/connection.rs:292:18
[INFO] [stdout]     |
[INFO] [stdout] 292 |             _ => fail!((ErrorKind::ResponseError, "Redis server refused to switch database"))
[INFO] [stdout]     |                  ---------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `fail` (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/redis-0.8.0/src/macros.rs:11:54
[INFO] [stdout]     |
[INFO] [stdout] 11  |           return Err(::std::convert::From::from($expr));
[INFO] [stdout]     |                                                        ^
[INFO] [stdout]     | 
[INFO] [stdout]    ::: /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/redis-0.8.0/src/cmd.rs:432:18
[INFO] [stdout]     |
[INFO] [stdout] 432 |               _ => fail!((ErrorKind::ResponseError,
[INFO] [stdout]     |  __________________-
[INFO] [stdout] 433 | |                         "Invalid response when parsing multi response"))
[INFO] [stdout]     | |________________________________________________________________________- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `fail` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 15 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `redis`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `Command { std: "docker" "inspect" "bee276629bd1e91067918d0a30c8b6e7565e1ec702b23cb3bc5901b9172e386a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bee276629bd1e91067918d0a30c8b6e7565e1ec702b23cb3bc5901b9172e386a", kill_on_drop: false }`
[INFO] [stdout] bee276629bd1e91067918d0a30c8b6e7565e1ec702b23cb3bc5901b9172e386a