[INFO] fetching crate shine-shard 0.2.0...
[INFO] checking shine-shard-0.2.0 against beta for pr-78714
[INFO] extracting crate shine-shard 0.2.0 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate shine-shard 0.2.0 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 crates.io crate shine-shard 0.2.0
[INFO] finished tweaking crates.io crate shine-shard 0.2.0
[INFO] tweaked toml for crates.io crate shine-shard 0.2.0 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] [stdout] d599913560e4132a1caf4386f947046ecf8971bc635eb55d84cbcb8276864ac1
[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" "d599913560e4132a1caf4386f947046ecf8971bc635eb55d84cbcb8276864ac1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d599913560e4132a1caf4386f947046ecf8971bc635eb55d84cbcb8276864ac1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d599913560e4132a1caf4386f947046ecf8971bc635eb55d84cbcb8276864ac1", kill_on_drop: false }`
[INFO] [stdout] d599913560e4132a1caf4386f947046ecf8971bc635eb55d84cbcb8276864ac1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] d46fd5d5a6df41403e15e0f955e6abeecabafe91892c16d6b90bf2f3bc35ef8a
[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" "d46fd5d5a6df41403e15e0f955e6abeecabafe91892c16d6b90bf2f3bc35ef8a", kill_on_drop: false }`
[INFO] [stderr]     Checking unic-char-range v0.7.0
[INFO] [stderr]     Checking unic-common v0.7.0
[INFO] [stderr]    Compiling v_htmlescape v0.4.5
[INFO] [stderr]    Compiling shine-graph v0.2.0
[INFO] [stderr]    Compiling inflections v1.1.1
[INFO] [stderr]     Checking svg v0.5.12
[INFO] [stderr]     Checking miniz-sys v0.1.12
[INFO] [stderr]     Checking ring v0.14.6
[INFO] [stderr]     Checking shine-stdext v0.2.0
[INFO] [stderr]    Compiling actix-web-codegen v0.1.3
[INFO] [stderr]     Checking error-chain v0.12.4
[INFO] [stderr]    Compiling v_escape_derive v0.5.6
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]     Checking alga v0.9.3
[INFO] [stderr]     Checking env_logger v0.6.2
[INFO] [stderr]     Checking rayon-core v1.9.0
[INFO] [stderr]    Compiling shine-graph-macro v0.2.0
[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/shine-stdext-0.2.0/src/lib.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(drain_filter)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling shine-ecs-macro v0.2.0
[INFO] [stderr]     Checking serde_urlencoded v0.6.1
[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]     Checking actix-router v0.1.5
[INFO] [stderr] error: could not compile `shine-stdext`
[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" "d46fd5d5a6df41403e15e0f955e6abeecabafe91892c16d6b90bf2f3bc35ef8a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d46fd5d5a6df41403e15e0f955e6abeecabafe91892c16d6b90bf2f3bc35ef8a", kill_on_drop: false }`
[INFO] [stdout] d46fd5d5a6df41403e15e0f955e6abeecabafe91892c16d6b90bf2f3bc35ef8a