[INFO] fetching crate suppaftp 4.4.0...
[INFO] checking suppaftp-4.4.0 against master#4a0ee3cdc66573c8b46471462db7088a89d25183 for pr-102513
[INFO] extracting crate suppaftp 4.4.0 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate suppaftp 4.4.0 on toolchain 4a0ee3cdc66573c8b46471462db7088a89d25183
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4a0ee3cdc66573c8b46471462db7088a89d25183" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate suppaftp 4.4.0
[INFO] finished tweaking crates.io crate suppaftp 4.4.0
[INFO] tweaked toml for crates.io crate suppaftp 4.4.0 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate crates.io crate suppaftp 4.4.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4a0ee3cdc66573c8b46471462db7088a89d25183" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded serial_test_derive v0.8.0
[INFO] [stderr]   Downloaded async-native-tls v0.4.0
[INFO] [stderr]   Downloaded serial_test v0.8.0
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:3d1cd00eb6e6ea2a7969240779edeaeff35b24be85036c63b883ba933028a15f" "/opt/rustwide/cargo-home/bin/cargo" "+4a0ee3cdc66573c8b46471462db7088a89d25183" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5dc5a18ac64bce562f4064ae96fa68e9833c862e3c18e95a580992ff75bcc624
[INFO] running `Command { std: "docker" "start" "-a" "5dc5a18ac64bce562f4064ae96fa68e9833c862e3c18e95a580992ff75bcc624", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5dc5a18ac64bce562f4064ae96fa68e9833c862e3c18e95a580992ff75bcc624", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5dc5a18ac64bce562f4064ae96fa68e9833c862e3c18e95a580992ff75bcc624", kill_on_drop: false }`
[INFO] [stdout] 5dc5a18ac64bce562f4064ae96fa68e9833c862e3c18e95a580992ff75bcc624
[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" "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@sha256:3d1cd00eb6e6ea2a7969240779edeaeff35b24be85036c63b883ba933028a15f" "/opt/rustwide/cargo-home/bin/cargo" "+4a0ee3cdc66573c8b46471462db7088a89d25183" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1eb80b4750870bc364b1adb8288d7e79dcf5ba00c876f30ddc89fc22320bba3c
[INFO] running `Command { std: "docker" "start" "-a" "1eb80b4750870bc364b1adb8288d7e79dcf5ba00c876f30ddc89fc22320bba3c", 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]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling libc v0.2.126
[INFO] [stderr]    Compiling proc-macro2 v1.0.40
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling quote v1.0.20
[INFO] [stderr]    Compiling unicode-ident v1.0.1
[INFO] [stderr]    Compiling syn v1.0.98
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling version_check v0.9.4
[INFO] [stderr]    Compiling futures-core v0.3.21
[INFO] [stderr]    Compiling futures-task v0.3.21
[INFO] [stderr]    Compiling futures-channel v0.3.21
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]     Checking futures-sink v0.3.21
[INFO] [stderr]    Compiling futures-util v0.3.21
[INFO] [stderr]     Checking slab v0.4.6
[INFO] [stderr]     Checking pin-utils v0.1.0
[INFO] [stderr]    Compiling rustversion v1.0.7
[INFO] [stderr]     Checking regex-syntax v0.6.26
[INFO] [stderr]     Checking pin-project-lite v0.2.9
[INFO] [stderr]    Compiling parking_lot_core v0.9.3
[INFO] [stderr]     Checking futures-io v0.3.21
[INFO] [stderr]     Checking smallvec v1.8.1
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]     Checking once_cell v1.12.0
[INFO] [stderr]     Checking ppv-lite86 v0.2.16
[INFO] [stderr]     Checking diff v0.1.12
[INFO] [stderr]     Checking humantime v2.1.0
[INFO] [stderr]     Checking ansi_term v0.12.1
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking termcolor v1.1.3
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]     Checking pretty_assertions v1.2.1
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling lock_api v0.4.7
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]     Checking aho-corasick v0.7.18
[INFO] [stderr]     Checking getrandom v0.2.7
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking rand_core v0.6.3
[INFO] [stderr]     Checking parking_lot v0.12.1
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking regex v1.5.6
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]     Checking env_logger v0.9.0
[INFO] [stderr]     Checking futures-executor v0.3.21
[INFO] [stderr]     Checking futures v0.3.21
[INFO] [stderr]    Compiling lazy-regex-proc_macros v2.3.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.31
[INFO] [stderr]    Compiling serial_test_derive v0.8.0
[INFO] [stderr]    Compiling async-attributes v1.1.2
[INFO] [stderr]     Checking serial_test v0.8.0
[INFO] [stderr]     Checking lazy-regex v2.3.0
[INFO] [stderr]     Checking thiserror v1.0.31
[INFO] [stderr]     Checking suppaftp v4.4.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::time::Duration`
[INFO] [stdout]    --> src/sync_ftp/mod.rs:817:9
[INFO] [stdout]     |
[INFO] [stdout] 817 |     use std::time::Duration;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 10.08s
[INFO] running `Command { std: "docker" "inspect" "1eb80b4750870bc364b1adb8288d7e79dcf5ba00c876f30ddc89fc22320bba3c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1eb80b4750870bc364b1adb8288d7e79dcf5ba00c876f30ddc89fc22320bba3c", kill_on_drop: false }`
[INFO] [stdout] 1eb80b4750870bc364b1adb8288d7e79dcf5ba00c876f30ddc89fc22320bba3c