[INFO] fetching crate wsbroad 0.2.1...
[INFO] checking wsbroad-0.2.1 against master#5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f for pr-87248
[INFO] extracting crate wsbroad 0.2.1 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate wsbroad 0.2.1 on toolchain 5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate wsbroad 0.2.1
[INFO] finished tweaking crates.io crate wsbroad 0.2.1
[INFO] tweaked toml for crates.io crate wsbroad 0.2.1 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate crates.io crate wsbroad 0.2.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "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] 0db19e4edc226a63a625804b7f845707ca2c7f8ba21d418cb70a6f9bf7cc1b8b
[INFO] running `Command { std: "docker" "start" "-a" "0db19e4edc226a63a625804b7f845707ca2c7f8ba21d418cb70a6f9bf7cc1b8b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0db19e4edc226a63a625804b7f845707ca2c7f8ba21d418cb70a6f9bf7cc1b8b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0db19e4edc226a63a625804b7f845707ca2c7f8ba21d418cb70a6f9bf7cc1b8b", kill_on_drop: false }`
[INFO] [stdout] 0db19e4edc226a63a625804b7f845707ca2c7f8ba21d418cb70a6f9bf7cc1b8b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1c56681d255c8887b6207bf9636cca44a59c8ea980f2ca1afa42c7af66ebd3f7
[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" "1c56681d255c8887b6207bf9636cca44a59c8ea980f2ca1afa42c7af66ebd3f7", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling syn v1.0.56
[INFO] [stderr]    Compiling typenum v1.12.0
[INFO] [stderr]    Compiling version_check v0.9.2
[INFO] [stderr]    Compiling proc-macro-hack v0.5.19
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]     Checking matches v0.1.6
[INFO] [stderr]     Checking futures-core v0.3.8
[INFO] [stderr]     Checking futures-sink v0.3.8
[INFO] [stderr]     Checking slab v0.4.2
[INFO] [stderr]     Checking futures-io v0.3.8
[INFO] [stderr]     Checking unicode-normalization v0.1.5
[INFO] [stderr]     Checking pin-utils v0.1.0
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]     Checking ppv-lite86 v0.2.10
[INFO] [stderr]     Checking percent-encoding v2.1.0
[INFO] [stderr]     Checking cpuid-bool v0.1.2
[INFO] [stderr]     Checking opaque-debug v0.3.0
[INFO] [stderr]     Checking itoa v0.4.7
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]     Checking fnv v1.0.7
[INFO] [stderr]     Checking utf-8 v0.7.5
[INFO] [stderr]     Checking bytes v0.6.0
[INFO] [stderr]    Compiling anyhow v1.0.36
[INFO] [stderr]     Checking unicode-bidi v0.3.4
[INFO] [stderr]     Checking input_buffer v0.3.1
[INFO] [stderr]     Checking futures-channel v0.3.8
[INFO] [stderr]     Checking log v0.4.11
[INFO] [stderr]     Checking form_urlencoded v1.0.0
[INFO] [stderr]     Checking http v0.2.2
[INFO] [stderr]     Checking getrandom v0.1.15
[INFO] [stderr]     Checking mio v0.7.6
[INFO] [stderr]    Compiling tokio v0.3.6
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking idna v0.2.0
[INFO] [stderr]    Compiling generic-array v0.14.4
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]    Compiling quote v1.0.8
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking url v2.2.0
[INFO] [stderr]     Checking digest v0.9.0
[INFO] [stderr]     Checking block-buffer v0.9.0
[INFO] [stderr]     Checking sha-1 v0.9.2
[INFO] [stderr]     Checking tungstenite v0.11.1
[INFO] [stderr]    Compiling pin-project-internal v1.0.2
[INFO] [stderr]    Compiling futures-macro v0.3.8
[INFO] [stderr]    Compiling tokio-macros v0.3.2
[INFO] [stderr]     Checking pin-project v1.0.2
[INFO] [stderr]     Checking futures-util v0.3.8
[INFO] [stderr]     Checking futures-executor v0.3.8
[INFO] [stderr]     Checking tokio-tungstenite v0.12.0
[INFO] [stderr]     Checking futures v0.3.8
[INFO] [stderr]     Checking wsbroad v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 52.28s
[INFO] running `Command { std: "docker" "inspect" "1c56681d255c8887b6207bf9636cca44a59c8ea980f2ca1afa42c7af66ebd3f7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1c56681d255c8887b6207bf9636cca44a59c8ea980f2ca1afa42c7af66ebd3f7", kill_on_drop: false }`
[INFO] [stdout] 1c56681d255c8887b6207bf9636cca44a59c8ea980f2ca1afa42c7af66ebd3f7