[INFO] fetching crate mailchecker 4.1.14...
[INFO] testing mailchecker-4.1.14 against 1.60.0 for beta-1.61-1
[INFO] extracting crate mailchecker 4.1.14 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate mailchecker 4.1.14 on toolchain 1.60.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate mailchecker 4.1.14
[INFO] finished tweaking crates.io crate mailchecker 4.1.14
[INFO] tweaked toml for crates.io crate mailchecker 4.1.14 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate crates.io crate mailchecker 4.1.14 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "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 difference v1.0.0
[INFO] [stderr]   Downloaded pretty_assertions v0.1.2
[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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2f5b3ee95e18954d9474f35a3061ac6689a95196248a8953eb2d167abfc7556d
[INFO] running `Command { std: "docker" "start" "-a" "2f5b3ee95e18954d9474f35a3061ac6689a95196248a8953eb2d167abfc7556d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2f5b3ee95e18954d9474f35a3061ac6689a95196248a8953eb2d167abfc7556d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2f5b3ee95e18954d9474f35a3061ac6689a95196248a8953eb2d167abfc7556d", kill_on_drop: false }`
[INFO] [stdout] 2f5b3ee95e18954d9474f35a3061ac6689a95196248a8953eb2d167abfc7556d
[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=warn" "-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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f7e427af7d200959abe85d747cc592e226962bbab89a5d41da83d51c94f934d7
[INFO] running `Command { std: "docker" "start" "-a" "f7e427af7d200959abe85d747cc592e226962bbab89a5d41da83d51c94f934d7", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling ascii_utils v0.9.3
[INFO] [stderr]    Compiling once_cell v1.8.0
[INFO] [stderr]    Compiling fast_chemail v0.9.6
[INFO] [stderr]    Compiling mailchecker v4.1.14 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 8.82s
[INFO] running `Command { std: "docker" "inspect" "f7e427af7d200959abe85d747cc592e226962bbab89a5d41da83d51c94f934d7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f7e427af7d200959abe85d747cc592e226962bbab89a5d41da83d51c94f934d7", kill_on_drop: false }`
[INFO] [stdout] f7e427af7d200959abe85d747cc592e226962bbab89a5d41da83d51c94f934d7
[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=warn" "-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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d73463b4a4fe807500aa6093d0596e933379b3ad6453c216275f8e91569d269e
[INFO] running `Command { std: "docker" "start" "-a" "d73463b4a4fe807500aa6093d0596e933379b3ad6453c216275f8e91569d269e", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling difference v1.0.0
[INFO] [stderr]    Compiling pretty_assertions v0.1.2
[INFO] [stderr]    Compiling mailchecker v4.1.14 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 4.67s
[INFO] running `Command { std: "docker" "inspect" "d73463b4a4fe807500aa6093d0596e933379b3ad6453c216275f8e91569d269e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d73463b4a4fe807500aa6093d0596e933379b3ad6453c216275f8e91569d269e", kill_on_drop: false }`
[INFO] [stdout] d73463b4a4fe807500aa6093d0596e933379b3ad6453c216275f8e91569d269e
[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=warn" "-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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 9f2babf11e9b5c9a1147b8f435a01156fdb7c1e1244d153b7e2082b77d965df6
[INFO] running `Command { std: "docker" "start" "-a" "9f2babf11e9b5c9a1147b8f435a01156fdb7c1e1244d153b7e2082b77d965df6", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.15s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/mailchecker-a3d3c3e62a72b048)
[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]    Doc-tests mailchecker
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test src/lib.rs - is_valid (line 36) ... ok
[INFO] [stdout] test src/lib.rs - blacklist (line 100) ... ok
[INFO] [stdout] test src/lib.rs - is_valid (line 23) ... ok
[INFO] [stdout] test src/lib.rs - add_custom_domains (line 116) ... ok
[INFO] [stdout] test src/lib.rs - is_valid (line 53) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.37s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "9f2babf11e9b5c9a1147b8f435a01156fdb7c1e1244d153b7e2082b77d965df6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9f2babf11e9b5c9a1147b8f435a01156fdb7c1e1244d153b7e2082b77d965df6", kill_on_drop: false }`
[INFO] [stdout] 9f2babf11e9b5c9a1147b8f435a01156fdb7c1e1244d153b7e2082b77d965df6