[INFO] fetching crate async-smtp 0.4.0...
[INFO] checking async-smtp-0.4.0 against master#5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f for pr-87248
[INFO] extracting crate async-smtp 0.4.0 into /workspace/builds/worker-15/source
[INFO] validating manifest of crates.io crate async-smtp 0.4.0 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 async-smtp 0.4.0
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate async-smtp 0.4.0
[INFO] tweaked toml for crates.io crate async-smtp 0.4.0 written to /workspace/builds/worker-15/source/Cargo.toml
[INFO] crate crates.io crate async-smtp 0.4.0 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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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] [stdout] 2def757924a97f3c9e2284a716c0dfdac4e9e298552ca7d1fd579e506a69cd4d
[INFO] running `Command { std: "docker" "start" "-a" "2def757924a97f3c9e2284a716c0dfdac4e9e298552ca7d1fd579e506a69cd4d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2def757924a97f3c9e2284a716c0dfdac4e9e298552ca7d1fd579e506a69cd4d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2def757924a97f3c9e2284a716c0dfdac4e9e298552ca7d1fd579e506a69cd4d", kill_on_drop: false }`
[INFO] [stdout] 2def757924a97f3c9e2284a716c0dfdac4e9e298552ca7d1fd579e506a69cd4d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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] 92af7f4661a857f4b2f5ba6cc3d8fbda64dd1eeaa5a0a0630fa0e6f101868fcc
[INFO] running `Command { std: "docker" "start" "-a" "92af7f4661a857f4b2f5ba6cc3d8fbda64dd1eeaa5a0a0630fa0e6f101868fcc", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling libc v0.2.91
[INFO] [stderr]    Compiling syn v1.0.67
[INFO] [stderr]    Compiling value-bag v1.0.0-alpha.6
[INFO] [stderr]     Checking once_cell v1.7.2
[INFO] [stderr]     Checking fastrand v1.4.0
[INFO] [stderr]     Checking futures-io v0.3.13
[INFO] [stderr]    Compiling serde v1.0.125
[INFO] [stderr]     Checking pin-project-lite v0.2.6
[INFO] [stderr]     Checking vec-arena v1.1.0
[INFO] [stderr]    Compiling signal-hook v0.3.7
[INFO] [stderr]    Compiling openssl v0.10.33
[INFO] [stderr]    Compiling rayon-core v1.9.0
[INFO] [stderr]    Compiling serde_derive v1.0.125
[INFO] [stderr]     Checking byteorder v1.4.3
[INFO] [stderr]     Checking regex-syntax v0.6.23
[INFO] [stderr]     Checking unicode-width v0.1.8
[INFO] [stderr]     Checking ascii_utils v0.9.3
[INFO] [stderr]     Checking bufstream v0.1.4
[INFO] [stderr]    Compiling crossbeam-utils v0.8.3
[INFO] [stderr]    Compiling memoffset v0.6.3
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling rayon v1.5.0
[INFO] [stderr]    Compiling openssl-sys v0.9.61
[INFO] [stderr]     Checking tinyvec v1.1.1
[INFO] [stderr]     Checking unicode-bidi v0.3.4
[INFO] [stderr]     Checking async-lock v2.3.0
[INFO] [stderr]     Checking itertools v0.9.0
[INFO] [stderr]     Checking itertools v0.10.0
[INFO] [stderr]    Compiling nom v5.1.2
[INFO] [stderr]     Checking async-channel v1.6.1
[INFO] [stderr]     Checking csv-core v0.1.10
[INFO] [stderr]     Checking lexical-core v0.7.5
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking fast_chemail v0.9.6
[INFO] [stderr]     Checking regex-automata v0.1.9
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]     Checking futures-lite v1.11.3
[INFO] [stderr]    Compiling native-tls v0.2.7
[INFO] [stderr]     Checking crossbeam-epoch v0.9.3
[INFO] [stderr]     Checking crossbeam-channel v0.5.0
[INFO] [stderr]     Checking plotters v0.3.0
[INFO] [stderr]     Checking unicode-normalization v0.1.17
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]     Checking socket2 v0.4.0
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking signal-hook-registry v1.3.0
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking hostname v0.1.5
[INFO] [stderr]     Checking criterion-plot v0.4.3
[INFO] [stderr]     Checking nb-connect v1.1.0
[INFO] [stderr]     Checking regex v1.4.5
[INFO] [stderr]     Checking blocking v1.0.2
[INFO] [stderr]     Checking async-executor v1.4.0
[INFO] [stderr]     Checking crossbeam-deque v0.8.0
[INFO] [stderr]     Checking idna v0.2.2
[INFO] [stderr]     Checking url v2.2.1
[INFO] [stderr]     Checking serde_json v1.0.64
[INFO] [stderr]     Checking bstr v0.2.15
[INFO] [stderr]     Checking serde_cbor v0.11.1
[INFO] [stderr]     Checking csv v1.1.6
[INFO] [stderr]     Checking tinytemplate v1.2.1
[INFO] [stderr]    Compiling ctor v0.1.20
[INFO] [stderr]    Compiling thiserror-impl v1.0.24
[INFO] [stderr]    Compiling pin-project-internal v1.0.6
[INFO] [stderr]    Compiling async-trait v0.1.48
[INFO] [stderr]    Compiling async-attributes v1.1.2
[INFO] [stderr]     Checking log v0.4.14
[INFO] [stderr]     Checking polling v2.0.3
[INFO] [stderr]     Checking kv-log-macro v1.0.7
[INFO] [stderr]     Checking env_logger v0.8.3
[INFO] [stderr]     Checking thiserror v1.0.24
[INFO] [stderr]     Checking async-io v1.3.1
[INFO] [stderr]     Checking async-process v1.0.2
[INFO] [stderr]     Checking async-global-executor v2.0.2
[INFO] [stderr]     Checking pin-project v1.0.6
[INFO] [stderr]     Checking async-std v1.9.0
[INFO] [stderr]     Checking criterion v0.3.4
[INFO] [stderr]     Checking async-native-tls v0.3.3
[INFO] [stderr]     Checking async-smtp v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 33.76s
[INFO] running `Command { std: "docker" "inspect" "92af7f4661a857f4b2f5ba6cc3d8fbda64dd1eeaa5a0a0630fa0e6f101868fcc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "92af7f4661a857f4b2f5ba6cc3d8fbda64dd1eeaa5a0a0630fa0e6f101868fcc", kill_on_drop: false }`
[INFO] [stdout] 92af7f4661a857f4b2f5ba6cc3d8fbda64dd1eeaa5a0a0630fa0e6f101868fcc