[INFO] fetching crate async-imap 0.3.3...
[INFO] checking async-imap-0.3.3 against try#ffa4a0215752773248fb0f0a8092f1c3e7907e9e for pr-75585
[INFO] extracting crate async-imap 0.3.3 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate async-imap 0.3.3 on toolchain ffa4a0215752773248fb0f0a8092f1c3e7907e9e
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ffa4a0215752773248fb0f0a8092f1c3e7907e9e" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate async-imap 0.3.3
[INFO] removed 0 missing examples
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate async-imap 0.3.3
[INFO] tweaked toml for crates.io crate async-imap 0.3.3 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate crates.io crate async-imap 0.3.3 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ffa4a0215752773248fb0f0a8092f1c3e7907e9e" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded stop-token v0.1.2
[INFO] [stderr]   Downloaded async-smtp v0.3.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+ffa4a0215752773248fb0f0a8092f1c3e7907e9e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] eae7e7bde252fabaf605348877073b005db930f7f2647136cf36641a5fa8c8da
[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" "eae7e7bde252fabaf605348877073b005db930f7f2647136cf36641a5fa8c8da", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "eae7e7bde252fabaf605348877073b005db930f7f2647136cf36641a5fa8c8da", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eae7e7bde252fabaf605348877073b005db930f7f2647136cf36641a5fa8c8da", kill_on_drop: false }`
[INFO] [stdout] eae7e7bde252fabaf605348877073b005db930f7f2647136cf36641a5fa8c8da
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+ffa4a0215752773248fb0f0a8092f1c3e7907e9e" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 47c7ee7780293bff11e821b77644fc2a2893749edc9b882bf621e9ca0cde38de
[INFO] running `Command { std: "docker" "start" "-a" "47c7ee7780293bff11e821b77644fc2a2893749edc9b882bf621e9ca0cde38de", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.18
[INFO] [stderr]    Compiling syn v1.0.31
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[INFO] [stderr]    Compiling bumpalo v3.4.0
[INFO] [stderr]     Checking futures-sink v0.3.5
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling proc-macro-nested v0.1.5
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[INFO] [stderr]     Checking rand_core v0.4.2
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[INFO] [stderr]    Compiling serde v1.0.111
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[INFO] [stderr]    Compiling rand_chacha v0.1.1
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[INFO] [stderr]    Compiling email v0.0.20
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[INFO] [stderr]     Checking encoding v0.2.33
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[INFO] [stderr]     Checking lettre v0.9.3
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[INFO] [stderr]    Compiling openssl-sys v0.9.58
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[INFO] [stderr]     Checking time v0.1.43
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[INFO] [stderr]    Compiling native-tls v0.2.4
[INFO] [stderr]     Checking uuid v0.7.4
[INFO] [stderr]     Checking lettre_email v0.9.4
[INFO] [stderr]     Checking imap-proto v0.10.2
[INFO] [stderr]    Compiling wasm-bindgen-backend v0.2.63
[INFO] [stderr]    Compiling wasm-bindgen-macro-support v0.2.63
[INFO] [stderr]    Compiling pin-project-internal v0.4.20
[INFO] [stderr]    Compiling futures-macro v0.3.5
[INFO] [stderr]    Compiling async-attributes v1.1.1
[INFO] [stderr]    Compiling thiserror-impl v1.0.19
[INFO] [stderr]    Compiling rental-impl v0.5.5
[INFO] [stderr]    Compiling async-trait v0.1.35
[INFO] [stderr]    Compiling serde_derive v1.0.111
[INFO] [stderr]    Compiling wasm-bindgen-macro v0.2.63
[INFO] [stderr]     Checking thiserror v1.0.19
[INFO] [stderr]     Checking js-sys v0.3.40
[INFO] [stderr]     Checking pin-project v0.4.20
[INFO] [stderr]     Checking futures-util v0.3.5
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[INFO] [stderr]     Checking rental v0.5.5
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[INFO] [stderr]     Checking async-std v1.6.1
[INFO] [stderr]     Checking async-native-tls v0.3.3
[INFO] [stderr]     Checking stop-token v0.1.2
[INFO] [stderr]     Checking async-smtp v0.3.0
[INFO] [stderr]     Checking async-imap v0.3.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2m 14s
[INFO] running `Command { std: "docker" "inspect" "47c7ee7780293bff11e821b77644fc2a2893749edc9b882bf621e9ca0cde38de", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "47c7ee7780293bff11e821b77644fc2a2893749edc9b882bf621e9ca0cde38de", kill_on_drop: false }`
[INFO] [stdout] 47c7ee7780293bff11e821b77644fc2a2893749edc9b882bf621e9ca0cde38de