[INFO] cloning repository https://github.com/keyneom/on-email
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/keyneom/on-email" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkeyneom%2Fon-email", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkeyneom%2Fon-email'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] deec0232745e0af16c50fe53cd2fd2900e1dce7f
[INFO] testing keyneom/on-email against 1.52.1 for beta-1.52-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkeyneom%2Fon-email" "/workspace/builds/worker-6/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/keyneom/on-email on toolchain 1.52.1
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.52.1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/keyneom/on-email
[INFO] finished tweaking git repo https://github.com/keyneom/on-email
[INFO] tweaked toml for git repo https://github.com/keyneom/on-email written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/keyneom/on-email already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.52.1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: unused manifest key: package.maintenance
[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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+1.52.1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 858d25a1a9f6a5ecc6c0da402ee6dadfd9fa90c97ca66ab6327eac6869771f0d
[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" "858d25a1a9f6a5ecc6c0da402ee6dadfd9fa90c97ca66ab6327eac6869771f0d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "858d25a1a9f6a5ecc6c0da402ee6dadfd9fa90c97ca66ab6327eac6869771f0d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "858d25a1a9f6a5ecc6c0da402ee6dadfd9fa90c97ca66ab6327eac6869771f0d", kill_on_drop: false }`
[INFO] [stdout] 858d25a1a9f6a5ecc6c0da402ee6dadfd9fa90c97ca66ab6327eac6869771f0d
[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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+1.52.1" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7d2f1db35ab32082e08892d5bdf899d4a79961d7af2062ba1537018804ef846f
[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" "7d2f1db35ab32082e08892d5bdf899d4a79961d7af2062ba1537018804ef846f", kill_on_drop: false }`
[INFO] [stderr] warning: unused manifest key: package.maintenance
[INFO] [stderr]    Compiling syn v1.0.39
[INFO] [stderr]    Compiling hashbrown v0.9.0
[INFO] [stderr]    Compiling os_str_bytes v2.3.2
[INFO] [stderr]    Compiling strsim v0.10.0
[INFO] [stderr]    Compiling proc-macro-error-attr v0.4.12
[INFO] [stderr]    Compiling proc-macro-error v0.4.12
[INFO] [stderr]    Compiling chrono v0.4.15
[INFO] [stderr]    Compiling native-tls v0.2.4
[INFO] [stderr]    Compiling imap-proto v0.10.2
[INFO] [stderr]    Compiling indexmap v1.6.0
[INFO] [stderr]    Compiling imap v2.3.0
[INFO] [stderr]    Compiling syn-mid v0.5.0
[INFO] [stderr]    Compiling serde_derive v1.0.116
[INFO] [stderr]    Compiling clap_derive v3.0.0-beta.1
[INFO] [stderr]    Compiling clap v3.0.0-beta.1
[INFO] [stderr]    Compiling serde v1.0.116
[INFO] [stderr]    Compiling serde_json v1.0.57
[INFO] [stderr]    Compiling on-email v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 14s
[INFO] running `Command { std: "docker" "inspect" "7d2f1db35ab32082e08892d5bdf899d4a79961d7af2062ba1537018804ef846f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7d2f1db35ab32082e08892d5bdf899d4a79961d7af2062ba1537018804ef846f", kill_on_drop: false }`
[INFO] [stdout] 7d2f1db35ab32082e08892d5bdf899d4a79961d7af2062ba1537018804ef846f
[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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+1.52.1" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] de1eca6f43f856719e8d93ab0a7af0e3a4784796460e38790508a27ae933c97c
[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" "de1eca6f43f856719e8d93ab0a7af0e3a4784796460e38790508a27ae933c97c", kill_on_drop: false }`
[INFO] [stderr] warning: unused manifest key: package.maintenance
[INFO] [stderr]    Compiling on-email v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.72s
[INFO] running `Command { std: "docker" "inspect" "de1eca6f43f856719e8d93ab0a7af0e3a4784796460e38790508a27ae933c97c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "de1eca6f43f856719e8d93ab0a7af0e3a4784796460e38790508a27ae933c97c", kill_on_drop: false }`
[INFO] [stdout] de1eca6f43f856719e8d93ab0a7af0e3a4784796460e38790508a27ae933c97c
[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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+1.52.1" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 9d09207214feea5a873d2f0c5606447b6914ddf053046454c6e6a4a3f96d37b6
[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" "9d09207214feea5a873d2f0c5606447b6914ddf053046454c6e6a4a3f96d37b6", kill_on_drop: false }`
[INFO] [stderr] warning: unused manifest key: package.maintenance
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.09s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/on_email-b1eee626f469df66)
[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" "9d09207214feea5a873d2f0c5606447b6914ddf053046454c6e6a4a3f96d37b6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9d09207214feea5a873d2f0c5606447b6914ddf053046454c6e6a4a3f96d37b6", kill_on_drop: false }`
[INFO] [stdout] 9d09207214feea5a873d2f0c5606447b6914ddf053046454c6e6a4a3f96d37b6