[INFO] cloning repository https://github.com/mythal/boluo-server
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mythal/boluo-server" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmythal%2Fboluo-server", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmythal%2Fboluo-server'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] fd5f8a9f304e9e0d5acdb90ad33795d9cb4e3f4b
[INFO] testing mythal/boluo-server against beta-2021-09-08 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmythal%2Fboluo-server" "/workspace/builds/worker-0/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/mythal/boluo-server on toolchain beta-2021-09-08
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/mythal/boluo-server
[INFO] finished tweaking git repo https://github.com/mythal/boluo-server
[INFO] tweaked toml for git repo https://github.com/mythal/boluo-server written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/mythal/boluo-server already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded sentry-backtrace v0.23.0
[INFO] [stderr]   Downloaded sentry-contexts v0.23.0
[INFO] [stderr]   Downloaded sentry-types v0.23.0
[INFO] [stderr]   Downloaded sentry-core v0.23.0
[INFO] [stderr]   Downloaded sentry v0.23.0
[INFO] [stderr]   Downloaded sentry-panic v0.23.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 506549624ad682bae409dcc0d2f04c54146f8528ab55bf04c1355c5ad0956cb0
[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" "506549624ad682bae409dcc0d2f04c54146f8528ab55bf04c1355c5ad0956cb0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "506549624ad682bae409dcc0d2f04c54146f8528ab55bf04c1355c5ad0956cb0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "506549624ad682bae409dcc0d2f04c54146f8528ab55bf04c1355c5ad0956cb0", kill_on_drop: false }`
[INFO] [stdout] 506549624ad682bae409dcc0d2f04c54146f8528ab55bf04c1355c5ad0956cb0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", 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] 5215bccdb73af0fef54a0b831418722ccf42bf2ffbb66ef0b5ce88485feb66af
[INFO] running `Command { std: "docker" "start" "-a" "5215bccdb73af0fef54a0b831418722ccf42bf2ffbb66ef0b5ce88485feb66af", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling syn v1.0.74
[INFO] [stderr]    Compiling serde v1.0.127
[INFO] [stderr]    Compiling native-tls v0.2.8
[INFO] [stderr]    Compiling arc-swap v1.3.0
[INFO] [stderr]    Compiling tokio v1.10.0
[INFO] [stderr]    Compiling standback v0.2.17
[INFO] [stderr]    Compiling cookie v0.15.1
[INFO] [stderr]    Compiling ring v0.16.20
[INFO] [stderr]    Compiling blake3 v1.0.0
[INFO] [stderr]    Compiling tracing v0.1.26
[INFO] [stderr]    Compiling parking_lot_core v0.8.3
[INFO] [stderr]    Compiling signal-hook-registry v1.4.0
[INFO] [stderr]    Compiling time v0.1.43
[INFO] [stderr]    Compiling object v0.26.1
[INFO] [stderr]    Compiling uname v0.1.1
[INFO] [stderr]    Compiling hostname v0.3.1
[INFO] [stderr]    Compiling mio v0.7.13
[INFO] [stderr]    Compiling openssl-sys v0.9.66
[INFO] [stderr]    Compiling colored v1.9.3
[INFO] [stderr]    Compiling sentry-contexts v0.23.0
[INFO] [stderr]    Compiling postgres-protocol v0.6.1
[INFO] [stderr]    Compiling parking_lot v0.11.1
[INFO] [stderr]    Compiling fern v0.6.0
[INFO] [stderr]    Compiling openssl v0.10.36
[INFO] [stderr]    Compiling backtrace v0.3.61
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling serde_derive v1.0.127
[INFO] [stderr]    Compiling tokio-macros v1.3.0
[INFO] [stderr]    Compiling futures-macro v0.3.16
[INFO] [stderr]    Compiling thiserror-impl v1.0.26
[INFO] [stderr]    Compiling time-macros-impl v0.1.2
[INFO] [stderr]    Compiling postgres-derive v0.4.0
[INFO] [stderr]    Compiling async-trait v0.1.51
[INFO] [stderr]    Compiling pin-project-internal v1.0.8
[INFO] [stderr]    Compiling clap_derive v3.0.0-beta.4
[INFO] [stderr]    Compiling serde_repr v0.1.7
[INFO] [stderr]    Compiling time-macros v0.1.1
[INFO] [stderr]    Compiling futures-util v0.3.16
[INFO] [stderr]    Compiling time v0.2.27
[INFO] [stderr]    Compiling thiserror v1.0.26
[INFO] [stderr]    Compiling pin-project v1.0.8
[INFO] [stderr]    Compiling clap v3.0.0-beta.4
[INFO] [stderr]    Compiling futures-executor v0.3.16
[INFO] [stderr]    Compiling futures v0.3.16
[INFO] [stderr]    Compiling tokio-util v0.6.7
[INFO] [stderr]    Compiling tokio-native-tls v0.3.0
[INFO] [stderr]    Compiling combine v4.6.0
[INFO] [stderr]    Compiling tokio-stream v0.1.7
[INFO] [stderr]    Compiling h2 v0.3.3
[INFO] [stderr]    Compiling url v2.2.2
[INFO] [stderr]    Compiling serde_json v1.0.66
[INFO] [stderr]    Compiling uuid v0.8.2
[INFO] [stderr]    Compiling chrono v0.4.19
[INFO] [stderr]    Compiling serde_urlencoded v0.7.0
[INFO] [stderr]    Compiling debugid v0.7.2
[INFO] [stderr]    Compiling tungstenite v0.14.0
[INFO] [stderr]    Compiling sentry-types v0.23.0
[INFO] [stderr]    Compiling postgres-types v0.2.1
[INFO] [stderr]    Compiling hyper v0.14.11
[INFO] [stderr]    Compiling tokio-postgres v0.7.2
[INFO] [stderr]    Compiling tokio-tungstenite v0.15.0
[INFO] [stderr]    Compiling sentry-core v0.23.0
[INFO] [stderr]    Compiling postgres v0.19.1
[INFO] [stderr]    Compiling sentry-backtrace v0.23.0
[INFO] [stderr]    Compiling redis v0.21.0
[INFO] [stderr]    Compiling sentry-panic v0.23.0
[INFO] [stderr]    Compiling hyper-tls v0.5.0
[INFO] [stderr]    Compiling reqwest v0.11.4
[INFO] [stderr]    Compiling sentry v0.23.0
[INFO] [stderr]    Compiling boluo_server v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> src/server.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(backtrace)]
[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: could not compile `boluo_server` due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "5215bccdb73af0fef54a0b831418722ccf42bf2ffbb66ef0b5ce88485feb66af", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5215bccdb73af0fef54a0b831418722ccf42bf2ffbb66ef0b5ce88485feb66af", kill_on_drop: false }`
[INFO] [stdout] 5215bccdb73af0fef54a0b831418722ccf42bf2ffbb66ef0b5ce88485feb66af