[INFO] cloning repository https://github.com/aknuds1/decentralized-meetup
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/aknuds1/decentralized-meetup" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Faknuds1%2Fdecentralized-meetup", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Faknuds1%2Fdecentralized-meetup'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 602b627f32c04b47ce6be8a1562e42bb8a628cb2
[INFO] checking aknuds1/decentralized-meetup against beta for pr-78714
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Faknuds1%2Fdecentralized-meetup" "/workspace/builds/worker-7/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/aknuds1/decentralized-meetup on toolchain beta
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/aknuds1/decentralized-meetup
[INFO] finished tweaking git repo https://github.com/aknuds1/decentralized-meetup
[INFO] tweaked toml for git repo https://github.com/aknuds1/decentralized-meetup written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/aknuds1/decentralized-meetup already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "fetch" "--locked" "--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 literalext v0.1.1
[INFO] [stderr]   Downloaded bitflags v1.0.5
[INFO] [stderr]   Downloaded buf_redux v0.8.1
[INFO] [stderr]   Downloaded syn v0.15.33
[INFO] [stderr]   Downloaded futures-executor-preview v0.3.0-alpha.15
[INFO] [stderr]   Downloaded http-service-hyper v0.2.0
[INFO] [stderr]   Downloaded futures-io-preview v0.3.0-alpha.15
[INFO] [stderr]   Downloaded futures-sink-preview v0.3.0-alpha.15
[INFO] [stderr]   Downloaded http-service v0.2.0
[INFO] [stderr]   Downloaded futures-core-preview v0.3.0-alpha.15
[INFO] [stderr]   Downloaded futures-channel-preview v0.3.0-alpha.15
[INFO] [stderr]   Downloaded tide v0.2.0
[INFO] [stderr]   Downloaded futures-preview v0.3.0-alpha.15
[INFO] [stderr]   Downloaded futures-util-preview v0.3.0-alpha.15
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "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] c115e9dca658ef52e32b13086863fd18a010b382c1f99cc444b19b73caff5c22
[INFO] running `Command { std: "docker" "start" "-a" "c115e9dca658ef52e32b13086863fd18a010b382c1f99cc444b19b73caff5c22", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c115e9dca658ef52e32b13086863fd18a010b382c1f99cc444b19b73caff5c22", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c115e9dca658ef52e32b13086863fd18a010b382c1f99cc444b19b73caff5c22", kill_on_drop: false }`
[INFO] [stdout] c115e9dca658ef52e32b13086863fd18a010b382c1f99cc444b19b73caff5c22
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5123774d7ee41772ac296e2831cd7d00ef78d87e0d3cf97cf00621f4c18c342c
[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" "5123774d7ee41772ac296e2831cd7d00ef78d87e0d3cf97cf00621f4c18c342c", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.54
[INFO] [stderr]    Compiling autocfg v0.1.2
[INFO] [stderr]     Checking cfg-if v0.1.7
[INFO] [stderr]     Checking futures v0.1.26
[INFO] [stderr]    Compiling byteorder v1.3.1
[INFO] [stderr]    Compiling rand_core v0.4.0
[INFO] [stderr]     Checking smallvec v0.6.9
[INFO] [stderr]    Compiling memchr v2.2.0
[INFO] [stderr]     Checking futures-core-preview v0.3.0-alpha.15
[INFO] [stderr]    Compiling proc-macro2 v0.4.29
[INFO] [stderr]    Compiling syn v0.15.33
[INFO] [stderr]    Compiling slog v2.4.1
[INFO] [stderr]    Compiling serde v1.0.90
[INFO] [stderr]     Checking string v0.1.3
[INFO] [stderr]    Compiling ryu v0.2.8
[INFO] [stderr]     Checking remove_dir_all v0.5.1
[INFO] [stderr]     Checking take_mut v0.2.2
[INFO] [stderr]    Compiling bitflags v1.0.5
[INFO] [stderr]    Compiling literalext v0.1.1
[INFO] [stderr]     Checking route-recognizer v0.1.12
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta 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]    |                                     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling maud_htmlescape v0.17.0 (https://github.com/aknuds1/maud?rev=69d25d0b9a3152008588de1eec00f452d1e68127#69d25d0b)
[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: could not compile `literalext`
[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" "5123774d7ee41772ac296e2831cd7d00ef78d87e0d3cf97cf00621f4c18c342c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5123774d7ee41772ac296e2831cd7d00ef78d87e0d3cf97cf00621f4c18c342c", kill_on_drop: false }`
[INFO] [stdout] 5123774d7ee41772ac296e2831cd7d00ef78d87e0d3cf97cf00621f4c18c342c