[INFO] fetching crate noria-server 0.6.0...
[INFO] checking noria-server-0.6.0 against beta for pr-78714
[INFO] extracting crate noria-server 0.6.0 into /workspace/builds/worker-12/source
[INFO] validating manifest of crates.io crate noria-server 0.6.0 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 noria-server 0.6.0
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate noria-server 0.6.0
[INFO] tweaked toml for crates.io crate noria-server 0.6.0 written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] crate crates.io crate noria-server 0.6.0 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] 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" "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] d60ede596b7adb43a2a562ef1c935a9e21f29dbdf0f6d574851980af41e118ea
[INFO] running `Command { std: "docker" "start" "-a" "d60ede596b7adb43a2a562ef1c935a9e21f29dbdf0f6d574851980af41e118ea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d60ede596b7adb43a2a562ef1c935a9e21f29dbdf0f6d574851980af41e118ea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d60ede596b7adb43a2a562ef1c935a9e21f29dbdf0f6d574851980af41e118ea", kill_on_drop: false }`
[INFO] [stdout] d60ede596b7adb43a2a562ef1c935a9e21f29dbdf0f6d574851980af41e118ea
[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=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] 5ad6a3a501927e68a0723087870dbbc0d989ce14247b708dc119dc3101bc77bc
[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" "5ad6a3a501927e68a0723087870dbbc0d989ce14247b708dc119dc3101bc77bc", 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] [stderr]    Compiling syn v1.0.30
[INFO] [stderr]    Compiling serde v1.0.111
[INFO] [stderr]     Checking gimli v0.21.0
[INFO] [stderr]     Checking tower-layer v0.3.0
[INFO] [stderr]    Compiling static_assertions v0.3.4
[INFO] [stderr]     Checking object v0.19.0
[INFO] [stderr]    Compiling bindgen v0.53.3
[INFO] [stderr]    Compiling lexical-core v0.7.4
[INFO] [stderr]     Checking base64 v0.12.1
[INFO] [stderr]     Checking hashbag v0.1.2
[INFO] [stderr]    Compiling openssl v0.10.29
[INFO] [stderr]    Compiling io-enum v0.2.3
[INFO] [stderr]    Compiling mysql v18.2.0
[INFO] [stderr]    Compiling num-traits v0.2.11
[INFO] [stderr]    Compiling num-integer v0.1.42
[INFO] [stderr]    Compiling num-bigint v0.2.6
[INFO] [stderr]    Compiling nom v5.1.1
[INFO] [stderr]     Checking tracing-core v0.1.10
[INFO] [stderr]     Checking futures-task v0.3.5
[INFO] [stderr]     Checking tower-make v0.3.0
[INFO] [stderr]    Compiling clang-sys v0.29.3
[INFO] [stderr]     Checking http v0.2.1
[INFO] [stderr]    Compiling arrayvec v0.4.12
[INFO] [stderr]     Checking strawpoll v0.2.2
[INFO] [stderr]    Compiling quote v1.0.6
[INFO] [stderr]     Checking net2 v0.2.34
[INFO] [stderr]     Checking iovec v0.1.4
[INFO] [stderr]     Checking signal-hook-registry v1.2.0
[INFO] [stderr]     Checking socket2 v0.3.12
[INFO] [stderr]     Checking dirs-sys v0.3.5
[INFO] [stderr]     Checking timekeeper v0.3.2
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling which v3.1.1
[INFO] [stderr]    Compiling lexical-core v0.6.2
[INFO] [stderr]    Compiling lexical v4.0.0
[INFO] [stderr]    Compiling cc v1.0.54
[INFO] [stderr]     Checking dirs v2.0.2
[INFO] [stderr]    Compiling regex v1.3.9
[INFO] [stderr]     Checking rand_pcg v0.2.1
[INFO] [stderr]     Checking mio v0.6.22
[INFO] [stderr]     Checking term v0.6.1
[INFO] [stderr]    Compiling const-random-macro v0.1.8
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking const-random v0.1.8
[INFO] [stderr]     Checking mio-uds v0.6.8
[INFO] [stderr]     Checking mio-extras v2.0.6
[INFO] [stderr]     Checking ahash v0.3.5
[INFO] [stderr]     Checking ahash v0.2.18
[INFO] [stderr]    Compiling libz-sys v1.0.25
[INFO] [stderr]    Compiling libloading v0.5.2
[INFO] [stderr]    Compiling jemalloc-sys v0.3.2
[INFO] [stderr]    Compiling openssl-sys v0.9.57
[INFO] [stderr]     Checking hashbrown v0.6.3
[INFO] [stderr]     Checking twox-hash v1.5.0
[INFO] [stderr]     Checking tempfile v3.1.0
[INFO] [stderr]     Checking evmap v11.0.0-alpha.1
[INFO] [stderr]    Compiling env_logger v0.7.1
[INFO] [stderr]     Checking http-body v0.3.1
[INFO] [stderr]     Checking lexical v5.2.0
[INFO] [stderr]     Checking lru v0.4.3
[INFO] [stderr]     Checking flate2 v1.0.14
[INFO] [stderr]    Compiling native-tls v0.2.4
[INFO] [stderr]     Checking addr2line v0.12.1
[INFO] [stderr]    Compiling cexpr v0.4.0
[INFO] [stderr]    Compiling synstructure v0.12.3
[INFO] [stderr]    Compiling derive_utils v0.10.0
[INFO] [stderr]    Compiling serde_derive v1.0.111
[INFO] [stderr]    Compiling pin-project-internal v0.4.19
[INFO] [stderr]    Compiling tokio-macros v0.2.5
[INFO] [stderr]    Compiling futures-macro v0.3.5
[INFO] [stderr]    Compiling tracing-attributes v0.1.8
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]    Compiling time-macros-impl v0.1.1
[INFO] [stderr]    Compiling zookeeper_derive v0.4.1
[INFO] [stderr]     Checking zookeeper v0.5.9
[INFO] [stderr]     Checking time-macros v0.1.0
[INFO] [stderr]     Checking time v0.2.16
[INFO] [stderr]     Checking tokio v0.2.21
[INFO] [stderr]     Checking tracing v0.1.15
[INFO] [stderr]     Checking pin-project v0.4.19
[INFO] [stderr]     Checking futures-util v0.3.5
[INFO] [stderr]     Checking tower-discover v0.3.0
[INFO] [stderr]     Checking tracing-futures v0.2.4
[INFO] [stderr]     Checking tower-load-shed v0.3.0
[INFO] [stderr]     Checking tower-load v0.3.0
[INFO] [stderr]     Checking tokio-util v0.3.1
[INFO] [stderr]     Checking tower-buffer v0.3.0
[INFO] [stderr]     Checking tower-timeout v0.3.0
[INFO] [stderr]     Checking tower-retry v0.3.0
[INFO] [stderr]     Checking async-timer v0.7.3
[INFO] [stderr]     Checking tower-limit v0.3.1
[INFO] [stderr]     Checking h2 v0.2.5
[INFO] [stderr]     Checking tower-ready-cache v0.3.1
[INFO] [stderr]     Checking tokio-tower v0.4.0
[INFO] [stderr]     Checking stream-cancel v0.5.2
[INFO] [stderr]     Checking tower-util v0.3.1
[INFO] [stderr]     Checking streamunordered v0.5.1
[INFO] [stderr]     Checking futures-executor v0.3.5
[INFO] [stderr]     Checking tower-balance v0.3.0
[INFO] [stderr]     Checking tower v0.3.1
[INFO] [stderr]     Checking hyper v0.13.6
[INFO] [stderr]     Checking backtrace v0.3.48
[INFO] [stderr]     Checking chrono v0.4.11
[INFO] [stderr]     Checking serde_json v1.0.53
[INFO] [stderr]     Checking rust_decimal v1.6.0
[INFO] [stderr]     Checking bigdecimal v0.1.2
[INFO] [stderr]     Checking bincode v1.2.1
[INFO] [stderr]     Checking vec_map v0.8.2
[INFO] [stderr]     Checking petgraph v0.5.1
[INFO] [stderr]     Checking arccstr v1.3.0
[INFO] [stderr]     Checking nom-sql v0.0.11
[INFO] [stderr]     Checking toml v0.5.6
[INFO] [stderr]     Checking clap v2.33.1
[INFO] [stderr]     Checking failure v0.1.8
[INFO] [stderr]     Checking assert_infrequent v0.1.0
[INFO] [stderr]     Checking async-bincode v0.5.1
[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/assert_infrequent-0.1.0/src/lib.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(test)]
[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 `assert_infrequent`
[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" "5ad6a3a501927e68a0723087870dbbc0d989ce14247b708dc119dc3101bc77bc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5ad6a3a501927e68a0723087870dbbc0d989ce14247b708dc119dc3101bc77bc", kill_on_drop: false }`
[INFO] [stdout] 5ad6a3a501927e68a0723087870dbbc0d989ce14247b708dc119dc3101bc77bc