[INFO] fetching crate taskcluster 54.1.2...
[INFO] checking taskcluster-54.1.2 against master#6162f6f12339aa81fe16b8a64644ead497e411b2 for pr-113240
[INFO] extracting crate taskcluster 54.1.2 into /workspace/builds/worker-4-tc1/source
[INFO] validating manifest of crates.io crate taskcluster 54.1.2 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 taskcluster 54.1.2
[INFO] finished tweaking crates.io crate taskcluster 54.1.2
[INFO] tweaked toml for crates.io crate taskcluster 54.1.2 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]     Blocking waiting for file lock on package cache
[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 httptest v0.15.4
[INFO] [stderr]   Downloaded hmac-sha256 v1.1.7
[INFO] [stderr]   Downloaded slugid v1.0.1
[INFO] [stderr]   Downloaded hawk v4.0.0
[INFO] [stderr]   Downloaded bstr v0.2.17
[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] 402e20ed8e85a0a53a8729fced4c882cc341e0016785933eb9ed907b764a3048
[INFO] running `Command { std: "docker" "start" "-a" "402e20ed8e85a0a53a8729fced4c882cc341e0016785933eb9ed907b764a3048", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "402e20ed8e85a0a53a8729fced4c882cc341e0016785933eb9ed907b764a3048", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "402e20ed8e85a0a53a8729fced4c882cc341e0016785933eb9ed907b764a3048", kill_on_drop: false }`
[INFO] [stdout] 402e20ed8e85a0a53a8729fced4c882cc341e0016785933eb9ed907b764a3048
[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] b81955087699b37c637d14376f59c0c0e54ce2db216e36b9e37dffc3cc0ac6a9
[INFO] running `Command { std: "docker" "start" "-a" "b81955087699b37c637d14376f59c0c0e54ce2db216e36b9e37dffc3cc0ac6a9", kill_on_drop: false }`
[INFO] [stderr]    Compiling tokio v1.29.1
[INFO] [stderr]    Compiling tokio-macros v2.1.0
[INFO] [stderr]    Compiling futures-macro v0.3.28
[INFO] [stderr]     Checking serde v1.0.164
[INFO] [stderr]    Compiling ring v0.16.20
[INFO] [stderr]     Checking getrandom v0.2.10
[INFO] [stderr]     Checking spin v0.5.2
[INFO] [stderr]    Compiling crossbeam-utils v0.8.16
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking untrusted v0.7.1
[INFO] [stderr]     Checking url v2.4.0
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]    Compiling thiserror-impl v1.0.40
[INFO] [stderr]    Compiling hawk v4.0.0
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking instant v0.1.12
[INFO] [stderr]     Checking regex-syntax v0.7.2
[INFO] [stderr]     Checking regex-automata v0.1.10
[INFO] [stderr]     Checking bstr v0.2.17
[INFO] [stderr]     Checking backoff v0.4.0
[INFO] [stderr]     Checking crossbeam-channel v0.5.8
[INFO] [stderr]     Checking futures-util v0.3.28
[INFO] [stderr]     Checking hmac-sha256 v1.1.7
[INFO] [stderr]     Checking thiserror v1.0.40
[INFO] [stderr]     Checking serde_urlencoded v0.7.1
[INFO] [stderr]     Checking serde_json v1.0.99
[INFO] [stderr]     Checking chrono v0.4.26
[INFO] [stderr]     Checking regex v1.8.4
[INFO] [stderr]     Checking slugid v1.0.1
[INFO] [stderr]     Checking futures v0.3.28
[INFO] [stderr]     Checking tokio-util v0.7.8
[INFO] [stderr]     Checking tokio-native-tls v0.3.1
[INFO] [stderr]     Checking h2 v0.3.20
[INFO] [stderr]     Checking hyper v0.14.27
[INFO] [stderr]     Checking hyper-tls v0.5.0
[INFO] [stderr]     Checking httptest v0.15.4
[INFO] [stderr]     Checking reqwest v0.11.18
[INFO] [stderr]     Checking taskcluster v54.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 37.15s
[INFO] running `Command { std: "docker" "inspect" "b81955087699b37c637d14376f59c0c0e54ce2db216e36b9e37dffc3cc0ac6a9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b81955087699b37c637d14376f59c0c0e54ce2db216e36b9e37dffc3cc0ac6a9", kill_on_drop: false }`
[INFO] [stdout] b81955087699b37c637d14376f59c0c0e54ce2db216e36b9e37dffc3cc0ac6a9