[INFO] fetching crate rust_engineio 0.4.2...
[INFO] checking rust_engineio-0.4.2 against master#6162f6f12339aa81fe16b8a64644ead497e411b2 for pr-113242
[INFO] extracting crate rust_engineio 0.4.2 into /workspace/builds/worker-4-tc1/source
[INFO] validating manifest of crates.io crate rust_engineio 0.4.2 on toolchain 6162f6f12339aa81fe16b8a64644ead497e411b2
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+6162f6f12339aa81fe16b8a64644ead497e411b2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate rust_engineio 0.4.2
[INFO] finished tweaking crates.io crate rust_engineio 0.4.2
[INFO] tweaked toml for crates.io crate rust_engineio 0.4.2 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+6162f6f12339aa81fe16b8a64644ead497e411b2" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+6162f6f12339aa81fe16b8a64644ead497e411b2" "fetch" "--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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded ciborium-io v0.2.1
[INFO] [stderr]   Downloaded tokio-tungstenite v0.17.2
[INFO] [stderr]   Downloaded ciborium-ll v0.2.1
[INFO] [stderr]   Downloaded ciborium v0.2.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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:a420fdec406141845121210faa381f8029b0be6d4170deff7c4445a424f67918" "/opt/rustwide/cargo-home/bin/cargo" "+6162f6f12339aa81fe16b8a64644ead497e411b2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] baacce138ab5634ebff251e6882d526d89a149c293d8da2acc319b96803b831c
[INFO] running `Command { std: "docker" "start" "-a" "baacce138ab5634ebff251e6882d526d89a149c293d8da2acc319b96803b831c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "baacce138ab5634ebff251e6882d526d89a149c293d8da2acc319b96803b831c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "baacce138ab5634ebff251e6882d526d89a149c293d8da2acc319b96803b831c", kill_on_drop: false }`
[INFO] [stdout] baacce138ab5634ebff251e6882d526d89a149c293d8da2acc319b96803b831c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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" "RUSTDOCFLAGS=--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:a420fdec406141845121210faa381f8029b0be6d4170deff7c4445a424f67918" "/opt/rustwide/cargo-home/bin/cargo" "+6162f6f12339aa81fe16b8a64644ead497e411b2" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7a9eecbddedca931cc7ba1e92d094959ed70a9b12e227c0fed92b8093355e816
[INFO] running `Command { std: "docker" "start" "-a" "7a9eecbddedca931cc7ba1e92d094959ed70a9b12e227c0fed92b8093355e816", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling futures-util v0.3.28
[INFO] [stderr]    Compiling crossbeam-utils v0.8.16
[INFO] [stderr]    Compiling memoffset v0.9.0
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.15
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]     Checking tokio-native-tls v0.3.1
[INFO] [stderr]    Compiling rayon-core v1.11.0
[INFO] [stderr]     Checking plotters-backend v0.3.5
[INFO] [stderr]     Checking ciborium-io v0.2.1
[INFO] [stderr]     Checking tungstenite v0.17.3
[INFO] [stderr]     Checking cast v0.3.0
[INFO] [stderr]     Checking clap v3.2.25
[INFO] [stderr]     Checking regex v1.8.4
[INFO] [stderr]     Checking tinytemplate v1.2.1
[INFO] [stderr]     Checking oorandom v11.1.3
[INFO] [stderr]     Checking adler32 v1.2.0
[INFO] [stderr]     Checking ciborium-ll v0.2.1
[INFO] [stderr]     Checking anes v0.1.6
[INFO] [stderr]     Checking plotters-svg v0.3.5
[INFO] [stderr]     Checking criterion-plot v0.5.0
[INFO] [stderr]     Checking ciborium v0.2.1
[INFO] [stderr]     Checking crossbeam-channel v0.5.8
[INFO] [stderr]     Checking crossbeam-deque v0.8.3
[INFO] [stderr]     Checking rayon v1.7.0
[INFO] [stderr]     Checking plotters v0.3.5
[INFO] [stderr]     Checking h2 v0.3.20
[INFO] [stderr]     Checking tokio-tungstenite v0.17.2
[INFO] [stderr]     Checking futures v0.3.28
[INFO] [stderr]     Checking criterion v0.4.0
[INFO] [stderr]     Checking hyper v0.14.27
[INFO] [stderr]     Checking hyper-tls v0.5.0
[INFO] [stderr]     Checking reqwest v0.11.18
[INFO] [stderr]     Checking rust_engineio v0.4.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 12.17s
[INFO] running `Command { std: "docker" "inspect" "7a9eecbddedca931cc7ba1e92d094959ed70a9b12e227c0fed92b8093355e816", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7a9eecbddedca931cc7ba1e92d094959ed70a9b12e227c0fed92b8093355e816", kill_on_drop: false }`
[INFO] [stdout] 7a9eecbddedca931cc7ba1e92d094959ed70a9b12e227c0fed92b8093355e816