[INFO] fetching crate async-h1 2.1.4...
[INFO] checking async-h1-2.1.4 against beta for pr-78714
[INFO] extracting crate async-h1 2.1.4 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate async-h1 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 async-h1 2.1.4
[INFO] finished tweaking crates.io crate async-h1 2.1.4
[INFO] tweaked toml for crates.io crate async-h1 2.1.4 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate crates.io crate async-h1 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] ea0fb426ba44a3c843924d819169ed3b4c196cc7ae684455c3a4d8f80abe2edd
[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" "ea0fb426ba44a3c843924d819169ed3b4c196cc7ae684455c3a4d8f80abe2edd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ea0fb426ba44a3c843924d819169ed3b4c196cc7ae684455c3a4d8f80abe2edd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ea0fb426ba44a3c843924d819169ed3b4c196cc7ae684455c3a4d8f80abe2edd", kill_on_drop: false }`
[INFO] [stdout] ea0fb426ba44a3c843924d819169ed3b4c196cc7ae684455c3a4d8f80abe2edd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] b2c4a58b5d1d1dc177c7b06e9039d93ed950264ff5ca12658d0213d198d22ce2
[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" "b2c4a58b5d1d1dc177c7b06e9039d93ed950264ff5ca12658d0213d198d22ce2", kill_on_drop: false }`
[INFO] [stderr]    Compiling const_fn v0.4.2
[INFO] [stderr]     Checking tinyvec v0.3.4
[INFO] [stderr]    Compiling anyhow v1.0.33
[INFO] [stderr]    Compiling http-types v2.7.0
[INFO] [stderr]     Checking stable_deref_trait v1.2.0
[INFO] [stderr]     Checking infer v0.2.3
[INFO] [stderr]    Compiling cookie v0.14.2
[INFO] [stderr]     Checking simple-mutex v1.1.5
[INFO] [stderr]     Checking universal-hash v0.4.0
[INFO] [stderr]     Checking block-cipher v0.7.1
[INFO] [stderr]     Checking crypto-mac v0.8.0
[INFO] [stderr]     Checking aead v0.3.2
[INFO] [stderr]    Compiling time-macros-impl v0.1.1
[INFO] [stderr]    Compiling thiserror-impl v1.0.21
[INFO] [stderr]     Checking serde v1.0.117
[INFO] [stderr]     Checking byte-pool v0.2.2
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking sha2 v0.9.1
[INFO] [stderr]     Checking hmac v0.8.1
[INFO] [stderr]     Checking async-std v1.6.5
[INFO] [stderr]     Checking polyval v0.4.1
[INFO] [stderr]     Checking aes-soft v0.4.0
[INFO] [stderr]     Checking async-dup v1.2.2
[INFO] [stderr]     Checking hkdf v0.9.0
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking ghash v0.3.0
[INFO] [stderr]     Checking unicode-normalization v0.1.13
[INFO] [stderr]     Checking aes v0.4.0
[INFO] [stderr]     Checking aes-gcm v0.6.0
[INFO] [stderr]     Checking time-macros v0.1.1
[INFO] [stderr]     Checking time v0.2.22
[INFO] [stderr]     Checking idna v0.2.0
[INFO] [stderr]     Checking tempfile v3.1.0
[INFO] [stderr]     Checking thiserror v1.0.21
[INFO] [stderr]     Checking url v2.1.1
[INFO] [stderr]     Checking serde_urlencoded v0.7.0
[INFO] [stderr]     Checking serde_qs v0.7.0
[INFO] [stderr]     Checking serde_json v1.0.59
[INFO] [stderr]     Checking async-test v1.0.0
[INFO] [stderr]     Checking duplexify v1.2.2
[INFO] [stderr]     Checking async-h1 v2.1.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 28.52s
[INFO] running `Command { std: "docker" "inspect" "b2c4a58b5d1d1dc177c7b06e9039d93ed950264ff5ca12658d0213d198d22ce2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b2c4a58b5d1d1dc177c7b06e9039d93ed950264ff5ca12658d0213d198d22ce2", kill_on_drop: false }`
[INFO] [stdout] b2c4a58b5d1d1dc177c7b06e9039d93ed950264ff5ca12658d0213d198d22ce2