[INFO] fetching crate name_server 0.0.22...
[INFO] testing name_server-0.0.22 against try#dec9417b8611e34e787a3e4c37686b5131f9e5c5 for pr-154210-2
[INFO] extracting crate name_server 0.0.22 into /workspace/builds/worker-7-tc2/source
[INFO] started tweaking crates.io crate name_server 0.0.22
[INFO] finished tweaking crates.io crate name_server 0.0.22
[INFO] tweaked toml for crates.io crate name_server 0.0.22 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate name_server 0.0.22 on toolchain dec9417b8611e34e787a3e4c37686b5131f9e5c5
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate name_server 0.0.22 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4b62d4a8077fb31765320229e2a9eb09c78cb5399db89789f4bf72ece70fe2b9
[INFO] running `Command { std: "docker" "start" "-a" "4b62d4a8077fb31765320229e2a9eb09c78cb5399db89789f4bf72ece70fe2b9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4b62d4a8077fb31765320229e2a9eb09c78cb5399db89789f4bf72ece70fe2b9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4b62d4a8077fb31765320229e2a9eb09c78cb5399db89789f4bf72ece70fe2b9", kill_on_drop: false }`
[INFO] [stdout] 4b62d4a8077fb31765320229e2a9eb09c78cb5399db89789f4bf72ece70fe2b9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1025fcb7d67ad161ea26c7efd9077984f16f633378aaf31bee8e1ad5ab5cec82
[INFO] running `Command { std: "docker" "start" "-a" "1025fcb7d67ad161ea26c7efd9077984f16f633378aaf31bee8e1ad5ab5cec82", kill_on_drop: false }`
[INFO] [stderr]    Compiling name_server v0.0.22 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.41s
[INFO] running `Command { std: "docker" "inspect" "1025fcb7d67ad161ea26c7efd9077984f16f633378aaf31bee8e1ad5ab5cec82", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1025fcb7d67ad161ea26c7efd9077984f16f633378aaf31bee8e1ad5ab5cec82", kill_on_drop: false }`
[INFO] [stdout] 1025fcb7d67ad161ea26c7efd9077984f16f633378aaf31bee8e1ad5ab5cec82
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d0043e0c4b25ed49bb530153a460136f181eac1a45d5f007559cf6301496ff97
[INFO] running `Command { std: "docker" "start" "-a" "d0043e0c4b25ed49bb530153a460136f181eac1a45d5f007559cf6301496ff97", kill_on_drop: false }`
[INFO] [stderr]    Compiling name_server v0.0.22 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.33s
[INFO] running `Command { std: "docker" "inspect" "d0043e0c4b25ed49bb530153a460136f181eac1a45d5f007559cf6301496ff97", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d0043e0c4b25ed49bb530153a460136f181eac1a45d5f007559cf6301496ff97", kill_on_drop: false }`
[INFO] [stdout] d0043e0c4b25ed49bb530153a460136f181eac1a45d5f007559cf6301496ff97
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 4d82d6f45c39dc22127af7bcb97e36bda94ecb2c19820f258d10282811b7c6fb
[INFO] running `Command { std: "docker" "start" "-a" "4d82d6f45c39dc22127af7bcb97e36bda94ecb2c19820f258d10282811b7c6fb", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/name_server-f89f7ff597dde38a)
[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" "4d82d6f45c39dc22127af7bcb97e36bda94ecb2c19820f258d10282811b7c6fb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4d82d6f45c39dc22127af7bcb97e36bda94ecb2c19820f258d10282811b7c6fb", kill_on_drop: false }`
[INFO] [stdout] 4d82d6f45c39dc22127af7bcb97e36bda94ecb2c19820f258d10282811b7c6fb