[INFO] fetching crate maildir 0.5.0...
[INFO] testing maildir-0.5.0 against try#722e1797249a965b6335aebd65d777f917e498f1 for pr-91031
[INFO] extracting crate maildir 0.5.0 into /workspace/builds/worker-84/source
[INFO] validating manifest of crates.io crate maildir 0.5.0 on toolchain 722e1797249a965b6335aebd65d777f917e498f1
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate maildir 0.5.0
[INFO] finished tweaking crates.io crate maildir 0.5.0
[INFO] tweaked toml for crates.io crate maildir 0.5.0 written to /workspace/builds/worker-84/source/Cargo.toml
[INFO] crate crates.io crate maildir 0.5.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "fetch" "--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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded cfg-if v0.1.6
[INFO] [stderr]   Downloaded byteorder v1.2.6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-84/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-84/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 19fa930a46688da7d0eb0591023333c2c40ea051ddab87cbed1f4b95cc857427
[INFO] running `Command { std: "docker" "start" "-a" "19fa930a46688da7d0eb0591023333c2c40ea051ddab87cbed1f4b95cc857427", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "19fa930a46688da7d0eb0591023333c2c40ea051ddab87cbed1f4b95cc857427", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "19fa930a46688da7d0eb0591023333c2c40ea051ddab87cbed1f4b95cc857427", kill_on_drop: false }`
[INFO] [stdout] 19fa930a46688da7d0eb0591023333c2c40ea051ddab87cbed1f4b95cc857427
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-84/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-84/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0191207643a2135196e6bb40ffb333e9c1da88f2f920176a6745c971bcd388cf
[INFO] running `Command { std: "docker" "start" "-a" "0191207643a2135196e6bb40ffb333e9c1da88f2f920176a6745c971bcd388cf", kill_on_drop: false }`
[INFO] [stderr]    Compiling encoding_rs v0.8.20
[INFO] [stderr]    Compiling cfg-if v0.1.6
[INFO] [stderr]    Compiling byteorder v1.2.6
[INFO] [stderr]    Compiling libc v0.2.62
[INFO] [stderr]    Compiling base64 v0.12.3
[INFO] [stderr]    Compiling quoted_printable v0.4.2
[INFO] [stderr]    Compiling base64 v0.10.1
[INFO] [stderr]    Compiling gethostname v0.2.1
[INFO] [stderr]    Compiling charset v0.1.2
[INFO] [stderr]    Compiling mailparse v0.13.1
[INFO] [stderr]    Compiling maildir v0.5.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.05s
[INFO] running `Command { std: "docker" "inspect" "0191207643a2135196e6bb40ffb333e9c1da88f2f920176a6745c971bcd388cf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0191207643a2135196e6bb40ffb333e9c1da88f2f920176a6745c971bcd388cf", kill_on_drop: false }`
[INFO] [stdout] 0191207643a2135196e6bb40ffb333e9c1da88f2f920176a6745c971bcd388cf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-84/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-84/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b74af7da47ac8c906c64bb01a8af7165fc75fde4e7f54208549dd1876f748952
[INFO] running `Command { std: "docker" "start" "-a" "b74af7da47ac8c906c64bb01a8af7165fc75fde4e7f54208549dd1876f748952", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling getrandom v0.1.12
[INFO] [stderr]    Compiling ppv-lite86 v0.2.5
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling remove_dir_all v0.5.2
[INFO] [stderr]    Compiling same-file v1.0.5
[INFO] [stderr]    Compiling percent-encoding v1.0.1
[INFO] [stderr]    Compiling walkdir v2.2.9
[INFO] [stderr]    Compiling c2-chacha v0.2.2
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling rand_chacha v0.2.1
[INFO] [stderr]    Compiling rand v0.7.2
[INFO] [stderr]    Compiling tempfile v3.1.0
[INFO] [stderr]    Compiling maildir v0.5.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 7.04s
[INFO] running `Command { std: "docker" "inspect" "b74af7da47ac8c906c64bb01a8af7165fc75fde4e7f54208549dd1876f748952", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b74af7da47ac8c906c64bb01a8af7165fc75fde4e7f54208549dd1876f748952", kill_on_drop: false }`
[INFO] [stdout] b74af7da47ac8c906c64bb01a8af7165fc75fde4e7f54208549dd1876f748952
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-84/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-84/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 0f246d2b1eafe26df4959afab991c9a2881c998f5cfeaab389c02732cbc3eeeb
[INFO] running `Command { std: "docker" "start" "-a" "0f246d2b1eafe26df4959afab991c9a2881c998f5cfeaab389c02732cbc3eeeb", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.61s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/maildir-481db3934bad511d)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/smoke.rs (/opt/rustwide/target/debug/deps/smoke-b2c798cabc35be65)
[INFO] [stdout] 
[INFO] [stdout] running 10 tests
[INFO] [stdout] test check_create_dirs ... ok
[INFO] [stdout] test check_delete ... ok
[INFO] [stdout] test check_flag_fiddling ... ok
[INFO] [stdout] test maildir_count ... ok
[INFO] [stdout] test check_received ... ok
[INFO] [stdout] test check_store_cur ... ok
[INFO] [stdout] test maildir_find ... ok
[INFO] [stdout] test check_store_new ... ok
[INFO] [stdout] test maildir_list ... ok
[INFO] [stdout] test mark_read ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 10 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.07s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests maildir
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "0f246d2b1eafe26df4959afab991c9a2881c998f5cfeaab389c02732cbc3eeeb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0f246d2b1eafe26df4959afab991c9a2881c998f5cfeaab389c02732cbc3eeeb", kill_on_drop: false }`
[INFO] [stdout] 0f246d2b1eafe26df4959afab991c9a2881c998f5cfeaab389c02732cbc3eeeb