[INFO] fetching crate mulm 1.1.0...
[INFO] testing mulm-1.1.0 against beta-2020-07-24 for beta-1.46-1
[INFO] extracting crate mulm 1.1.0 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate mulm 1.1.0 on toolchain beta-2020-07-24
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate mulm 1.1.0
[INFO] finished tweaking crates.io crate mulm 1.1.0
[INFO] tweaked toml for crates.io crate mulm 1.1.0 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate crates.io crate mulm 1.1.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded maildir v0.4.2
[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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a6dd07ad7e63add70150f650d85f22ec0db1df284843755ba981f3bee96ac648
[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" "a6dd07ad7e63add70150f650d85f22ec0db1df284843755ba981f3bee96ac648", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a6dd07ad7e63add70150f650d85f22ec0db1df284843755ba981f3bee96ac648", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a6dd07ad7e63add70150f650d85f22ec0db1df284843755ba981f3bee96ac648", kill_on_drop: false }`
[INFO] [stdout] a6dd07ad7e63add70150f650d85f22ec0db1df284843755ba981f3bee96ac648
[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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 174f744f5e12a28a8e1d0813ad56d7491c3507d18e920275e2564b97b595e9bf
[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" "174f744f5e12a28a8e1d0813ad56d7491c3507d18e920275e2564b97b595e9bf", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.18
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling encoding_rs v0.8.23
[INFO] [stderr]    Compiling libc v0.2.71
[INFO] [stderr]    Compiling syn v1.0.33
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling serde_derive v1.0.114
[INFO] [stderr]    Compiling serde v1.0.114
[INFO] [stderr]    Compiling quoted_printable v0.4.2
[INFO] [stderr]    Compiling base64 v0.12.3
[INFO] [stderr]    Compiling base64 v0.10.1
[INFO] [stderr]    Compiling gethostname v0.2.1
[INFO] [stderr]    Compiling fs2 v0.4.3
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]    Compiling charset v0.1.2
[INFO] [stderr]    Compiling mailparse v0.12.2
[INFO] [stderr]    Compiling maildir v0.4.2
[INFO] [stderr]    Compiling toml v0.5.6
[INFO] [stderr]    Compiling mulm v1.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 40.71s
[INFO] running `Command { std: "docker" "inspect" "174f744f5e12a28a8e1d0813ad56d7491c3507d18e920275e2564b97b595e9bf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "174f744f5e12a28a8e1d0813ad56d7491c3507d18e920275e2564b97b595e9bf", kill_on_drop: false }`
[INFO] [stdout] 174f744f5e12a28a8e1d0813ad56d7491c3507d18e920275e2564b97b595e9bf
[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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 70d5537ae47a2d2c42da7537c74eb1478f1763af33d8e2be726c7e01edc3e4f5
[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" "70d5537ae47a2d2c42da7537c74eb1478f1763af33d8e2be726c7e01edc3e4f5", kill_on_drop: false }`
[INFO] [stderr]    Compiling mulm v1.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.03s
[INFO] running `Command { std: "docker" "inspect" "70d5537ae47a2d2c42da7537c74eb1478f1763af33d8e2be726c7e01edc3e4f5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "70d5537ae47a2d2c42da7537c74eb1478f1763af33d8e2be726c7e01edc3e4f5", kill_on_drop: false }`
[INFO] [stdout] 70d5537ae47a2d2c42da7537c74eb1478f1763af33d8e2be726c7e01edc3e4f5
[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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 69a88a40a9d2fb6b1c46e39ab4d005f4d1ef0fb7eeae290f647434513c3c2b8d
[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" "69a88a40a9d2fb6b1c46e39ab4d005f4d1ef0fb7eeae290f647434513c3c2b8d", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/mulm-4485c5cb2aae6dd6
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test test::a_bad_email ... ok
[INFO] [stdout] test test::an_unsubscribe_command ... ok
[INFO] [stdout] test test::a_basic_parse ... ok
[INFO] [stdout] test test::a_message_to_pass_through ... ok
[INFO] [stdout] test test::a_subscribe_command ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "69a88a40a9d2fb6b1c46e39ab4d005f4d1ef0fb7eeae290f647434513c3c2b8d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "69a88a40a9d2fb6b1c46e39ab4d005f4d1ef0fb7eeae290f647434513c3c2b8d", kill_on_drop: false }`
[INFO] [stdout] 69a88a40a9d2fb6b1c46e39ab4d005f4d1ef0fb7eeae290f647434513c3c2b8d