[INFO] fetching crate maildir 0.5.0...
[INFO] testing maildir-0.5.0 against try#d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2 for pr-86479
[INFO] extracting crate maildir 0.5.0 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate maildir 0.5.0 on toolchain d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "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-2/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" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded byteorder v1.2.6
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 651c8270a022513e7e40d0776c964a4ef761efed8a4e748c6c640239afe02830
[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" "651c8270a022513e7e40d0776c964a4ef761efed8a4e748c6c640239afe02830", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "651c8270a022513e7e40d0776c964a4ef761efed8a4e748c6c640239afe02830", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "651c8270a022513e7e40d0776c964a4ef761efed8a4e748c6c640239afe02830", kill_on_drop: false }`
[INFO] [stdout] 651c8270a022513e7e40d0776c964a4ef761efed8a4e748c6c640239afe02830
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 649a121fbe7089c9781d7a2812d072a76233292d70ea05594408762ffbf5f011
[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" "649a121fbe7089c9781d7a2812d072a76233292d70ea05594408762ffbf5f011", 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 quoted_printable v0.4.2
[INFO] [stderr]    Compiling gethostname v0.2.1
[INFO] [stderr]    Compiling base64 v0.10.1
[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 7.76s
[INFO] running `Command { std: "docker" "inspect" "649a121fbe7089c9781d7a2812d072a76233292d70ea05594408762ffbf5f011", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "649a121fbe7089c9781d7a2812d072a76233292d70ea05594408762ffbf5f011", kill_on_drop: false }`
[INFO] [stdout] 649a121fbe7089c9781d7a2812d072a76233292d70ea05594408762ffbf5f011
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 764bbc5537c100bf94bd3f50790eca794c95cd693123a30a5abb0b17a8784a22
[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" "764bbc5537c100bf94bd3f50790eca794c95cd693123a30a5abb0b17a8784a22", kill_on_drop: false }`
[INFO] [stderr]    Compiling getrandom v0.1.12
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling remove_dir_all v0.5.2
[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 6.82s
[INFO] running `Command { std: "docker" "inspect" "764bbc5537c100bf94bd3f50790eca794c95cd693123a30a5abb0b17a8784a22", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "764bbc5537c100bf94bd3f50790eca794c95cd693123a30a5abb0b17a8784a22", kill_on_drop: false }`
[INFO] [stdout] 764bbc5537c100bf94bd3f50790eca794c95cd693123a30a5abb0b17a8784a22
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 36c031ebc2f36b647e9f6af69f4d23c0f7dfc2a00ec5674dc149124f77bd796c
[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" "36c031ebc2f36b647e9f6af69f4d23c0f7dfc2a00ec5674dc149124f77bd796c", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/maildir-6bb25e4ca6a7561d)
[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-e84aaf7bbc63f989)
[INFO] [stdout] 
[INFO] [stdout] running 10 tests
[INFO] [stdout] test check_flag_fiddling ... ok
[INFO] [stdout] test maildir_find ... ok
[INFO] [stdout] test check_store_cur ... ok
[INFO] [stdout] test check_delete ... ok
[INFO] [stdout] test check_received ... ok
[INFO] [stdout] test maildir_count ... ok
[INFO] [stdout] test check_store_new ... ok
[INFO] [stdout] test maildir_list ... ok
[INFO] [stdout] test mark_read ... ok
[INFO] [stdout] test check_create_dirs ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 10 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[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" "36c031ebc2f36b647e9f6af69f4d23c0f7dfc2a00ec5674dc149124f77bd796c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "36c031ebc2f36b647e9f6af69f4d23c0f7dfc2a00ec5674dc149124f77bd796c", kill_on_drop: false }`
[INFO] [stdout] 36c031ebc2f36b647e9f6af69f4d23c0f7dfc2a00ec5674dc149124f77bd796c