[INFO] fetching crate findomain 2.1.4...
[INFO] checking findomain-2.1.4 against beta for pr-78714
[INFO] extracting crate findomain 2.1.4 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate findomain 2.1.4 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 findomain 2.1.4
[INFO] finished tweaking crates.io crate findomain 2.1.4
[INFO] tweaked toml for crates.io crate findomain 2.1.4 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate crates.io crate findomain 2.1.4 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] [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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c55627325452449f2e32cb4a93c3a9586ce2d2bd4cc8bec2f1bdc2c73f66ae88
[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" "c55627325452449f2e32cb4a93c3a9586ce2d2bd4cc8bec2f1bdc2c73f66ae88", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c55627325452449f2e32cb4a93c3a9586ce2d2bd4cc8bec2f1bdc2c73f66ae88", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c55627325452449f2e32cb4a93c3a9586ce2d2bd4cc8bec2f1bdc2c73f66ae88", kill_on_drop: false }`
[INFO] [stdout] c55627325452449f2e32cb4a93c3a9586ce2d2bd4cc8bec2f1bdc2c73f66ae88
[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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 98d57b5149589ada31d16873a1e742165ef81c5780636acc3cd43638471729e7
[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" "98d57b5149589ada31d16873a1e742165ef81c5780636acc3cd43638471729e7", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.73
[INFO] [stderr]    Compiling syn v1.0.35
[INFO] [stderr]    Compiling openssl v0.10.30
[INFO] [stderr]    Compiling native-tls v0.2.3
[INFO] [stderr]    Compiling arrayvec v0.4.12
[INFO] [stderr]     Checking siphasher v0.3.1
[INFO] [stderr]     Checking rust-ini v0.13.0
[INFO] [stderr]    Compiling openssl-src v111.6.1+1.1.1d
[INFO] [stderr]     Checking unicode-normalization v0.1.11
[INFO] [stderr]    Compiling rayon v1.4.0
[INFO] [stderr]    Compiling nom v5.1.1
[INFO] [stderr]     Checking serde_test v0.8.23
[INFO] [stderr]     Checking yaml-rust v0.4.4
[INFO] [stderr]     Checking semver v0.10.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.19
[INFO] [stderr]     Checking http-body v0.3.1
[INFO] [stderr]     Checking aho-corasick v0.7.10
[INFO] [stderr]    Compiling lexical-core v0.6.2
[INFO] [stderr]     Checking want v0.3.0
[INFO] [stderr]     Checking generic-array v0.13.2
[INFO] [stderr]     Checking phf_shared v0.8.0
[INFO] [stderr]     Checking crypto-mac v0.7.0
[INFO] [stderr]    Compiling mime_guess v2.0.1
[INFO] [stderr]     Checking crossbeam-channel v0.4.3
[INFO] [stderr]     Checking num-traits v0.1.43
[INFO] [stderr]     Checking sha2 v0.8.1
[INFO] [stderr]     Checking linked-hash-map v0.3.0
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]     Checking crossbeam-epoch v0.8.0
[INFO] [stderr]     Checking hmac v0.7.1
[INFO] [stderr]     Checking phf v0.8.0
[INFO] [stderr]    Compiling openssl-sys v0.9.58
[INFO] [stderr]     Checking crossbeam-deque v0.7.2
[INFO] [stderr]     Checking regex v1.3.9
[INFO] [stderr]     Checking idna v0.2.0
[INFO] [stderr]     Checking stringprep v0.1.2
[INFO] [stderr]     Checking net2 v0.2.33
[INFO] [stderr]     Checking iovec v0.1.4
[INFO] [stderr]     Checking num_cpus v1.12.0
[INFO] [stderr]     Checking getrandom v0.1.14
[INFO] [stderr]     Checking ring v0.16.12
[INFO] [stderr]     Checking backtrace-sys v0.1.32
[INFO] [stderr]     Checking time v0.1.42
[INFO] [stderr]     Checking parking_lot_core v0.8.0
[INFO] [stderr]     Checking hostname v0.1.5
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking backtrace v0.3.44
[INFO] [stderr]     Checking rayon-core v1.8.0
[INFO] [stderr]     Checking resolv-conf v0.6.2
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]     Checking mio v0.6.21
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking url v2.1.1
[INFO] [stderr]     Checking parking_lot v0.11.0
[INFO] [stderr]     Checking rand_chacha v0.2.1
[INFO] [stderr]     Checking serde-hjson v0.9.1
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking mio-uds v0.6.7
[INFO] [stderr]     Checking tokio v0.2.21
[INFO] [stderr]     Checking webpki v0.21.0
[INFO] [stderr]     Checking sct v0.6.0
[INFO] [stderr]     Checking rustls v0.17.0
[INFO] [stderr]     Checking webpki-roots v0.19.0
[INFO] [stderr]     Checking postgres-protocol v0.5.0
[INFO] [stderr]     Checking postgres-types v0.1.2
[INFO] [stderr]     Checking tokio-util v0.2.0
[INFO] [stderr]     Checking tokio-util v0.3.1
[INFO] [stderr]     Checking tokio-rustls v0.13.1
[INFO] [stderr]    Compiling synstructure v0.12.3
[INFO] [stderr]    Compiling proc-macro-hack v0.5.11
[INFO] [stderr]    Compiling serde_derive v1.0.115
[INFO] [stderr]    Compiling async-trait v0.1.35
[INFO] [stderr]    Compiling pin-project-internal v0.4.7
[INFO] [stderr]    Compiling thiserror-impl v1.0.19
[INFO] [stderr]    Compiling enum-as-inner v0.3.0
[INFO] [stderr]    Compiling failure_derive v0.1.7
[INFO] [stderr]    Compiling futures-macro v0.3.4
[INFO] [stderr]     Checking failure v0.1.8
[INFO] [stderr]     Checking thiserror v1.0.19
[INFO] [stderr]     Checking futures-util v0.3.4
[INFO] [stderr]     Checking pin-project v0.4.7
[INFO] [stderr]     Checking futures-executor v0.3.4
[INFO] [stderr]     Checking h2 v0.2.2
[INFO] [stderr]     Checking futures v0.3.4
[INFO] [stderr]     Checking trust-dns-proto v0.19.5
[INFO] [stderr]     Checking tokio-postgres v0.5.5
[INFO] [stderr]     Checking serde v1.0.115
[INFO] [stderr]     Checking trust-dns-rustls v0.19.5
[INFO] [stderr]     Checking hyper v0.13.4
[INFO] [stderr]     Checking trust-dns-resolver v0.19.5
[INFO] [stderr]     Checking postgres v0.17.5
[INFO] [stderr]     Checking serde_json v1.0.44
[INFO] [stderr]     Checking toml v0.5.6
[INFO] [stderr]     Checking serde_urlencoded v0.6.1
[INFO] [stderr]     Checking tokio-tls v0.3.0
[INFO] [stderr]     Checking hyper-tls v0.4.1
[INFO] [stderr]     Checking config v0.10.1
[INFO] [stderr]     Checking reqwest v0.10.8
[INFO] [stderr]     Checking findomain v2.1.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3m 11s
[INFO] running `Command { std: "docker" "inspect" "98d57b5149589ada31d16873a1e742165ef81c5780636acc3cd43638471729e7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "98d57b5149589ada31d16873a1e742165ef81c5780636acc3cd43638471729e7", kill_on_drop: false }`
[INFO] [stdout] 98d57b5149589ada31d16873a1e742165ef81c5780636acc3cd43638471729e7