[INFO] fetching crate mailer 0.1.0...
[INFO] testing mailer-0.1.0 against beta-2022-04-10 for beta-1.61-1
[INFO] extracting crate mailer 0.1.0 into /workspace/builds/worker-18/source
[INFO] validating manifest of crates.io crate mailer 0.1.0 on toolchain beta-2022-04-10
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate mailer 0.1.0
[INFO] finished tweaking crates.io crate mailer 0.1.0
[INFO] tweaked toml for crates.io crate mailer 0.1.0 written to /workspace/builds/worker-18/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-18/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-18/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" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 068904b57f3fef0174a88a4a51adf4a2ef99e2fd1c0db43d75a209e9315a9a2d
[INFO] running `Command { std: "docker" "start" "-a" "068904b57f3fef0174a88a4a51adf4a2ef99e2fd1c0db43d75a209e9315a9a2d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "068904b57f3fef0174a88a4a51adf4a2ef99e2fd1c0db43d75a209e9315a9a2d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "068904b57f3fef0174a88a4a51adf4a2ef99e2fd1c0db43d75a209e9315a9a2d", kill_on_drop: false }`
[INFO] [stdout] 068904b57f3fef0174a88a4a51adf4a2ef99e2fd1c0db43d75a209e9315a9a2d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-18/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-18/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" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 520b7cfc9213e9349a9580c6bc7e58e78d99413f1805a5b584e751b82dabc7d4
[INFO] running `Command { std: "docker" "start" "-a" "520b7cfc9213e9349a9580c6bc7e58e78d99413f1805a5b584e751b82dabc7d4", kill_on_drop: false }`
[INFO] [stderr]    Compiling mailer v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.51s
[INFO] running `Command { std: "docker" "inspect" "520b7cfc9213e9349a9580c6bc7e58e78d99413f1805a5b584e751b82dabc7d4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "520b7cfc9213e9349a9580c6bc7e58e78d99413f1805a5b584e751b82dabc7d4", kill_on_drop: false }`
[INFO] [stdout] 520b7cfc9213e9349a9580c6bc7e58e78d99413f1805a5b584e751b82dabc7d4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-18/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-18/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" "+beta-2022-04-10" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d085cd2621132630279fff6582ddd9aaa0d5b90421a83f462de46a8ce1c8fdca
[INFO] running `Command { std: "docker" "start" "-a" "d085cd2621132630279fff6582ddd9aaa0d5b90421a83f462de46a8ce1c8fdca", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling mailer v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.60s
[INFO] [stderr]   Executable unittests src/lib.rs (/opt/rustwide/target/debug/deps/mailer-4698f09fb8792fd2)
[INFO] running `Command { std: "docker" "inspect" "d085cd2621132630279fff6582ddd9aaa0d5b90421a83f462de46a8ce1c8fdca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d085cd2621132630279fff6582ddd9aaa0d5b90421a83f462de46a8ce1c8fdca", kill_on_drop: false }`
[INFO] [stdout] d085cd2621132630279fff6582ddd9aaa0d5b90421a83f462de46a8ce1c8fdca
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-18/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-18/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" "+beta-2022-04-10" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 48679866498c12390df7bb57afb61f9d25284fed382ca7a36d53b61c9cf6dc56
[INFO] running `Command { std: "docker" "start" "-a" "48679866498c12390df7bb57afb61f9d25284fed382ca7a36d53b61c9cf6dc56", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/mailer-4698f09fb8792fd2)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test tests::it_works ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests mailer
[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" "48679866498c12390df7bb57afb61f9d25284fed382ca7a36d53b61c9cf6dc56", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "48679866498c12390df7bb57afb61f9d25284fed382ca7a36d53b61c9cf6dc56", kill_on_drop: false }`
[INFO] [stdout] 48679866498c12390df7bb57afb61f9d25284fed382ca7a36d53b61c9cf6dc56