[INFO] cloning repository https://github.com/Multimo/rusty-chat-tute
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Multimo/rusty-chat-tute" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMultimo%2Frusty-chat-tute", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMultimo%2Frusty-chat-tute'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 7b975b49e350895861a87b47175ee6e3dbef6ca2
[INFO] testing Multimo/rusty-chat-tute against 1.60.0 for beta-1.61-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMultimo%2Frusty-chat-tute" "/workspace/builds/worker-12/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-12/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Multimo/rusty-chat-tute on toolchain 1.60.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Multimo/rusty-chat-tute
[INFO] finished tweaking git repo https://github.com/Multimo/rusty-chat-tute
[INFO] tweaked toml for git repo https://github.com/Multimo/rusty-chat-tute written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] crate git repo https://github.com/Multimo/rusty-chat-tute already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded diesel_derives v1.1.0
[INFO] [stderr]   Downloaded termcolor v0.3.5
[INFO] [stderr]   Downloaded env_logger v0.5.5
[INFO] [stderr]   Downloaded serde_derive v1.0.35
[INFO] [stderr]   Downloaded serde v1.0.35
[INFO] [stderr]   Downloaded diesel v1.1.1
[INFO] [stderr]   Downloaded serde_derive_internals v0.22.1
[INFO] [stderr]   Downloaded maud_macros v0.17.2
[INFO] [stderr]   Downloaded maud v0.17.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7d98e57550c6f5fc6ba59a3fba97cdc8d351b0f880b1e91c029070fc0ba246fb
[INFO] running `Command { std: "docker" "start" "-a" "7d98e57550c6f5fc6ba59a3fba97cdc8d351b0f880b1e91c029070fc0ba246fb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7d98e57550c6f5fc6ba59a3fba97cdc8d351b0f880b1e91c029070fc0ba246fb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7d98e57550c6f5fc6ba59a3fba97cdc8d351b0f880b1e91c029070fc0ba246fb", kill_on_drop: false }`
[INFO] [stdout] 7d98e57550c6f5fc6ba59a3fba97cdc8d351b0f880b1e91c029070fc0ba246fb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4b0b9014be759dd24618873b83516b8352c0f88116f984942ff6920616ce0df9
[INFO] running `Command { std: "docker" "start" "-a" "4b0b9014be759dd24618873b83516b8352c0f88116f984942ff6920616ce0df9", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.39
[INFO] [stderr]    Compiling cfg-if v0.1.2
[INFO] [stderr]    Compiling byteorder v1.2.1
[INFO] [stderr]    Compiling futures v0.1.18
[INFO] [stderr]    Compiling typenum v1.10.0
[INFO] [stderr]    Compiling lazy_static v0.2.11
[INFO] [stderr]    Compiling matches v0.1.6
[INFO] [stderr]    Compiling lazycell v0.6.0
[INFO] [stderr]    Compiling unicode-normalization v0.1.5
[INFO] [stderr]    Compiling safemem v0.2.0
[INFO] [stderr]    Compiling slab v0.4.0
[INFO] [stderr]    Compiling constant_time_eq v0.1.3
[INFO] [stderr]    Compiling byte-tools v0.2.0
[INFO] [stderr]    Compiling version_check v0.1.3
[INFO] [stderr]    Compiling arrayref v0.3.4
[INFO] [stderr]    Compiling siphasher v0.2.2
[INFO] [stderr]    Compiling quote v0.3.15
[INFO] [stderr]    Compiling fallible-iterator v0.1.4
[INFO] [stderr]    Compiling lazy_static v1.0.0
[INFO] [stderr]    Compiling pq-sys v0.4.4
[INFO] [stderr]    Compiling regex v0.2.9
[INFO] [stderr]    Compiling md5 v0.3.7
[INFO] [stderr]    Compiling scoped-tls v0.1.1
[INFO] [stderr]    Compiling ucd-util v0.1.1
[INFO] [stderr]    Compiling take v0.1.0
[INFO] [stderr]    Compiling literalext v0.1.1
[INFO] [stderr]    Compiling slab v0.3.0
[INFO] [stderr]    Compiling maud_htmlescape v0.17.0
[INFO] [stderr]    Compiling quick-error v1.2.1
[INFO] [stderr]    Compiling smallvec v0.2.1
[INFO] [stderr]    Compiling hex v0.2.0
[INFO] [stderr]    Compiling utf8-ranges v1.0.0
[INFO] [stderr]    Compiling termcolor v0.3.5
[INFO] [stderr]    Compiling serde v1.0.35
[INFO] [stderr]    Compiling num-traits v0.2.2
[INFO] [stderr]    Compiling httparse v1.2.4
[INFO] [stderr]    Compiling language-tags v0.2.2
[INFO] [stderr]    Compiling bitflags v1.0.1
[INFO] [stderr]    Compiling itoa v0.4.1
[INFO] [stderr]    Compiling dtoa v0.4.2
[INFO] [stderr]    Compiling proc-macro2 v0.2.3
[INFO] [stderr]    Compiling unreachable v1.0.0
[INFO] [stderr]    Compiling synom v0.11.3
[INFO] [stderr]    Compiling unicode-bidi v0.3.4
[INFO] [stderr]    Compiling log v0.4.1
[INFO] [stderr]    Compiling crossbeam-utils v0.2.2
[INFO] [stderr]    Compiling humantime v1.1.1
[INFO] [stderr]    Compiling phf_shared v0.7.21
[INFO] [stderr]    Compiling block-buffer v0.3.3
[INFO] [stderr]    Compiling thread_local v0.3.5
[INFO] [stderr]    Compiling base64 v0.6.0
[INFO] [stderr]    Compiling base64 v0.9.0
[INFO] [stderr]    Compiling iovec v0.1.2
[INFO] [stderr]    Compiling rand v0.4.2
[INFO] [stderr]    Compiling num_cpus v1.8.0
[INFO] [stderr]    Compiling net2 v0.2.32
[INFO] [stderr]    Compiling memchr v2.0.1
[INFO] [stderr]    Compiling memchr v1.0.2
[INFO] [stderr]    Compiling atty v0.2.8
[INFO] [stderr]    Compiling socket2 v0.3.4
[INFO] [stderr]    Compiling time v0.1.39
[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/literalext-0.1.1/src/lib.rs:19:37
[INFO] [stdout]    |
[INFO] [stdout] 19 | #![cfg_attr(feature = "proc-macro", feature(proc_macro))]
[INFO] [stdout]    |                                     ^^^^^^^^^^^^^^^^^^^ help: remove the attribute
[INFO] [stdout]    |
[INFO] [stdout]    = help: the feature `proc_macro` has been stable since 1.29.0 and no longer requires an attribute to enable
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling unicase v2.1.0
[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]    Compiling phf v0.7.21
[INFO] [stderr] error: could not compile `literalext` due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "4b0b9014be759dd24618873b83516b8352c0f88116f984942ff6920616ce0df9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4b0b9014be759dd24618873b83516b8352c0f88116f984942ff6920616ce0df9", kill_on_drop: false }`
[INFO] [stdout] 4b0b9014be759dd24618873b83516b8352c0f88116f984942ff6920616ce0df9