[INFO] fetching crate dns2 0.1.0...
[INFO] testing dns2-0.1.0 against 1.59.0 for beta-1.60-1
[INFO] extracting crate dns2 0.1.0 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate dns2 0.1.0 on toolchain 1.59.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate dns2 0.1.0
[INFO] finished tweaking crates.io crate dns2 0.1.0
[INFO] tweaked toml for crates.io crate dns2 0.1.0 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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" "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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 531f62bd45b00ed59c39be9a6f03eb6b159dd9df85f5d45a063c0d422d06071a
[INFO] running `Command { std: "docker" "start" "-a" "531f62bd45b00ed59c39be9a6f03eb6b159dd9df85f5d45a063c0d422d06071a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "531f62bd45b00ed59c39be9a6f03eb6b159dd9df85f5d45a063c0d422d06071a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "531f62bd45b00ed59c39be9a6f03eb6b159dd9df85f5d45a063c0d422d06071a", kill_on_drop: false }`
[INFO] [stdout] 531f62bd45b00ed59c39be9a6f03eb6b159dd9df85f5d45a063c0d422d06071a
[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" "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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1b3e29df3a3d8a3cdbe191843afd3ed0c120775c0163586d36a1b5b868c92337
[INFO] running `Command { std: "docker" "start" "-a" "1b3e29df3a3d8a3cdbe191843afd3ed0c120775c0163586d36a1b5b868c92337", kill_on_drop: false }`
[INFO] [stderr]    Compiling dns2 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.19s
[INFO] running `Command { std: "docker" "inspect" "1b3e29df3a3d8a3cdbe191843afd3ed0c120775c0163586d36a1b5b868c92337", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1b3e29df3a3d8a3cdbe191843afd3ed0c120775c0163586d36a1b5b868c92337", kill_on_drop: false }`
[INFO] [stdout] 1b3e29df3a3d8a3cdbe191843afd3ed0c120775c0163586d36a1b5b868c92337
[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" "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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 43d5a8cce2f9aca154922b930fe22883acab9aa00b472024d0305d0effe75e51
[INFO] running `Command { std: "docker" "start" "-a" "43d5a8cce2f9aca154922b930fe22883acab9aa00b472024d0305d0effe75e51", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling dns2 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.72s
[INFO] running `Command { std: "docker" "inspect" "43d5a8cce2f9aca154922b930fe22883acab9aa00b472024d0305d0effe75e51", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "43d5a8cce2f9aca154922b930fe22883acab9aa00b472024d0305d0effe75e51", kill_on_drop: false }`
[INFO] [stdout] 43d5a8cce2f9aca154922b930fe22883acab9aa00b472024d0305d0effe75e51
[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" "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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 94aefc9fa5c4541f4d2f0f0a450fc77f2515ac98419bb95dbc2646431060ec8e
[INFO] running `Command { std: "docker" "start" "-a" "94aefc9fa5c4541f4d2f0f0a450fc77f2515ac98419bb95dbc2646431060ec8e", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/dns2-55ec50a330513381)
[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 dns2
[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" "94aefc9fa5c4541f4d2f0f0a450fc77f2515ac98419bb95dbc2646431060ec8e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "94aefc9fa5c4541f4d2f0f0a450fc77f2515ac98419bb95dbc2646431060ec8e", kill_on_drop: false }`
[INFO] [stdout] 94aefc9fa5c4541f4d2f0f0a450fc77f2515ac98419bb95dbc2646431060ec8e