[INFO] fetching crate bx 0.0.2...
[INFO] checking bx-0.0.2 against master#119d2a1a98fe87d4ae6cabf12134a0ef2fb95851 for pr-75180
[INFO] extracting crate bx 0.0.2 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate bx 0.0.2 on toolchain 119d2a1a98fe87d4ae6cabf12134a0ef2fb95851
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+119d2a1a98fe87d4ae6cabf12134a0ef2fb95851" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate bx 0.0.2
[INFO] finished tweaking crates.io crate bx 0.0.2
[INFO] tweaked toml for crates.io crate bx 0.0.2 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate crates.io crate bx 0.0.2 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+119d2a1a98fe87d4ae6cabf12134a0ef2fb95851" "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-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+119d2a1a98fe87d4ae6cabf12134a0ef2fb95851" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2811ce5bf44d98c9f033ae9f89603c7c940650b5c0728a869fdf53b150c27ad1
[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" "2811ce5bf44d98c9f033ae9f89603c7c940650b5c0728a869fdf53b150c27ad1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2811ce5bf44d98c9f033ae9f89603c7c940650b5c0728a869fdf53b150c27ad1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2811ce5bf44d98c9f033ae9f89603c7c940650b5c0728a869fdf53b150c27ad1", kill_on_drop: false }`
[INFO] [stdout] 2811ce5bf44d98c9f033ae9f89603c7c940650b5c0728a869fdf53b150c27ad1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+119d2a1a98fe87d4ae6cabf12134a0ef2fb95851" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] df89a65c06af70e4390e7d447225325d0859f7251b8ddd815cc9e08a2afd3c07
[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" "df89a65c06af70e4390e7d447225325d0859f7251b8ddd815cc9e08a2afd3c07", 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 unicode-xid v0.2.0
[INFO] [stderr]    Compiling syn v1.0.17
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]     Checking futures-sink v0.3.5
[INFO] [stderr]     Checking once_cell v1.3.1
[INFO] [stderr]    Compiling openssl v0.10.29
[INFO] [stderr]     Checking matches v0.1.8
[INFO] [stderr]    Compiling ryu v1.0.3
[INFO] [stderr]     Checking adler32 v1.0.4
[INFO] [stderr]     Checking tower-service v0.3.0
[INFO] [stderr]     Checking dtoa v0.4.5
[INFO] [stderr]     Checking ansi_term v0.11.0
[INFO] [stderr]     Checking strsim v0.8.0
[INFO] [stderr]     Checking vec_map v0.8.1
[INFO] [stderr]    Compiling indexmap v1.3.2
[INFO] [stderr]    Compiling backtrace-sys v0.1.37
[INFO] [stderr]    Compiling openssl-sys v0.9.55
[INFO] [stderr]     Checking http v0.2.1
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]     Checking unicode-bidi v0.3.4
[INFO] [stderr]     Checking futures-channel v0.3.5
[INFO] [stderr]     Checking miniz_oxide v0.3.6
[INFO] [stderr]    Compiling proc-macro2 v1.0.10
[INFO] [stderr]     Checking futures-task v0.3.5
[INFO] [stderr]     Checking crc32fast v1.2.0
[INFO] [stderr]     Checking encoding_rs v0.8.22
[INFO] [stderr]     Checking net2 v0.2.33
[INFO] [stderr]     Checking clap v2.33.0
[INFO] [stderr]    Compiling mime_guess v2.0.3
[INFO] [stderr]     Checking idna v0.2.0
[INFO] [stderr]     Checking want v0.3.0
[INFO] [stderr]     Checking mio v0.6.21
[INFO] [stderr]     Checking flate2 v1.0.14
[INFO] [stderr]    Compiling quote v1.0.3
[INFO] [stderr]    Compiling native-tls v0.2.4
[INFO] [stderr]     Checking url v2.1.1
[INFO] [stderr]     Checking backtrace v0.3.46
[INFO] [stderr]     Checking async-compression v0.3.2
[INFO] [stderr]     Checking mio-uds v0.6.7
[INFO] [stderr]     Checking http-body v0.3.1
[INFO] [stderr]    Compiling synstructure v0.12.3
[INFO] [stderr]    Compiling pin-project-internal v0.4.8
[INFO] [stderr]    Compiling futures-macro v0.3.5
[INFO] [stderr]    Compiling tokio-macros v0.2.5
[INFO] [stderr]    Compiling serde_derive v1.0.106
[INFO] [stderr]    Compiling async-trait v0.1.30
[INFO] [stderr]     Checking tokio v0.2.17
[INFO] [stderr]     Checking failure v0.1.8
[INFO] [stderr]     Checking pin-project v0.4.8
[INFO] [stderr]     Checking futures-util v0.3.5
[INFO] [stderr]     Checking tokio-util v0.3.1
[INFO] [stderr]     Checking tokio-tls v0.3.0
[INFO] [stderr]     Checking serde v1.0.106
[INFO] [stderr]     Checking h2 v0.2.4
[INFO] [stderr]     Checking futures-executor v0.3.5
[INFO] [stderr]     Checking futures v0.3.5
[INFO] [stderr]     Checking hyper v0.13.4
[INFO] [stderr]     Checking serde_json v1.0.51
[INFO] [stderr]     Checking serde_urlencoded v0.6.1
[INFO] [stderr]     Checking hyper-tls v0.4.1
[INFO] [stderr]     Checking reqwest v0.10.4
[INFO] [stderr]     Checking bx v0.0.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: warn(rust_2018_idioms) is ignored unless specified at crate level
[INFO] [stdout]  --> src/sdk/client.rs:1:9
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![warn(rust_2018_idioms)]
[INFO] [stdout]   |         ^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_attributes)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: warn(rust_2018_idioms) is ignored unless specified at crate level
[INFO] [stdout]  --> src/sdk/client.rs:1:9
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![warn(rust_2018_idioms)]
[INFO] [stdout]   |         ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: warn(rust_2018_idioms) is ignored unless specified at crate level
[INFO] [stdout]  --> src/sdk/client.rs:1:9
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![warn(rust_2018_idioms)]
[INFO] [stdout]   |         ^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_attributes)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: warn(rust_2018_idioms) is ignored unless specified at crate level
[INFO] [stdout]  --> src/sdk/client.rs:1:9
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![warn(rust_2018_idioms)]
[INFO] [stdout]   |         ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 48s
[INFO] running `Command { std: "docker" "inspect" "df89a65c06af70e4390e7d447225325d0859f7251b8ddd815cc9e08a2afd3c07", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "df89a65c06af70e4390e7d447225325d0859f7251b8ddd815cc9e08a2afd3c07", kill_on_drop: false }`
[INFO] [stdout] df89a65c06af70e4390e7d447225325d0859f7251b8ddd815cc9e08a2afd3c07