[INFO] fetching crate rserver 0.1.6...
[INFO] building rserver-0.1.6 against master#c7f6aa2869acdbf014d094c6e427e554e160b6db for pr-146237-2
[INFO] extracting crate rserver 0.1.6 into /workspace/builds/worker-1-tc1/source
[INFO] started tweaking crates.io crate rserver 0.1.6
[INFO] finished tweaking crates.io crate rserver 0.1.6
[INFO] tweaked toml for crates.io crate rserver 0.1.6 written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate rserver 0.1.6 on toolchain c7f6aa2869acdbf014d094c6e427e554e160b6db
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate rserver 0.1.6 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" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded urlparse v0.7.3
[INFO] [stderr]   Downloaded tokio-macros v1.8.0
[INFO] [stderr]   Downloaded futures-task v0.3.24
[INFO] [stderr]   Downloaded futures v0.3.24
[INFO] [stderr]   Downloaded futures-core v0.3.24
[INFO] [stderr]   Downloaded once_cell v1.14.0
[INFO] [stderr]   Downloaded futures-channel v0.3.24
[INFO] [stderr]   Downloaded futures-executor v0.3.24
[INFO] [stderr]   Downloaded lock_api v0.4.8
[INFO] [stderr]   Downloaded futures-sink v0.3.24
[INFO] [stderr]   Downloaded unicode-segmentation v1.10.0
[INFO] [stderr]   Downloaded futures-macro v0.3.24
[INFO] [stderr]   Downloaded futures-io v0.3.24
[INFO] [stderr]   Downloaded tokio v1.21.0
[INFO] [stderr]   Downloaded futures-util v0.3.24
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2513f8406239ac778995f79f376fa64fc681b61d43e41415477ca5695fa80b4f
[INFO] running `Command { std: "docker" "start" "-a" "2513f8406239ac778995f79f376fa64fc681b61d43e41415477ca5695fa80b4f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2513f8406239ac778995f79f376fa64fc681b61d43e41415477ca5695fa80b4f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2513f8406239ac778995f79f376fa64fc681b61d43e41415477ca5695fa80b4f", kill_on_drop: false }`
[INFO] [stdout] 2513f8406239ac778995f79f376fa64fc681b61d43e41415477ca5695fa80b4f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 64aa934d2f68921e1f88aba4a264d765ee7894a0a6398b2f291f17bf7d67f956
[INFO] running `Command { std: "docker" "start" "-a" "64aa934d2f68921e1f88aba4a264d765ee7894a0a6398b2f291f17bf7d67f956", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.43
[INFO] [stderr]    Compiling unicode-ident v1.0.3
[INFO] [stderr]    Compiling quote v1.0.21
[INFO] [stderr]    Compiling syn v1.0.99
[INFO] [stderr]    Compiling libc v0.2.132
[INFO] [stderr]    Compiling futures-core v0.3.24
[INFO] [stderr]    Compiling futures-task v0.3.24
[INFO] [stderr]    Compiling futures-channel v0.3.24
[INFO] [stderr]    Compiling parking_lot_core v0.9.3
[INFO] [stderr]    Compiling futures-sink v0.3.24
[INFO] [stderr]    Compiling futures-util v0.3.24
[INFO] [stderr]    Compiling slab v0.4.7
[INFO] [stderr]    Compiling lock_api v0.4.8
[INFO] [stderr]    Compiling futures-io v0.3.24
[INFO] [stderr]    Compiling unicode-segmentation v1.10.0
[INFO] [stderr]    Compiling smallvec v1.9.0
[INFO] [stderr]    Compiling unicode-width v0.1.10
[INFO] [stderr]    Compiling tokio v1.21.0
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling bytes v1.2.1
[INFO] [stderr]    Compiling once_cell v1.14.0
[INFO] [stderr]    Compiling heck v0.3.3
[INFO] [stderr]    Compiling urlparse v0.7.3
[INFO] [stderr]    Compiling clap v2.34.0
[INFO] [stderr]    Compiling socket2 v0.4.7
[INFO] [stderr]    Compiling num_cpus v1.13.1
[INFO] [stderr]    Compiling signal-hook-registry v1.4.0
[INFO] [stderr]    Compiling mio v0.8.4
[INFO] [stderr]    Compiling parking_lot v0.12.1
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling futures-macro v0.3.24
[INFO] [stderr]    Compiling structopt-derive v0.4.18
[INFO] [stderr]    Compiling tokio-macros v1.8.0
[INFO] [stderr]    Compiling structopt v0.3.26
[INFO] [stderr]    Compiling futures-executor v0.3.24
[INFO] [stderr]    Compiling futures v0.3.24
[INFO] [stderr]    Compiling rserver v0.1.6 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 25.15s
[INFO] running `Command { std: "docker" "inspect" "64aa934d2f68921e1f88aba4a264d765ee7894a0a6398b2f291f17bf7d67f956", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "64aa934d2f68921e1f88aba4a264d765ee7894a0a6398b2f291f17bf7d67f956", kill_on_drop: false }`
[INFO] [stdout] 64aa934d2f68921e1f88aba4a264d765ee7894a0a6398b2f291f17bf7d67f956
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] db359a6be88f9beab485508d0968c5237fd06d6dedab6c32d34044ae690877ee
[INFO] running `Command { std: "docker" "start" "-a" "db359a6be88f9beab485508d0968c5237fd06d6dedab6c32d34044ae690877ee", kill_on_drop: false }`
[INFO] [stderr]    Compiling rserver v0.1.6 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.38s
[INFO] running `Command { std: "docker" "inspect" "db359a6be88f9beab485508d0968c5237fd06d6dedab6c32d34044ae690877ee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "db359a6be88f9beab485508d0968c5237fd06d6dedab6c32d34044ae690877ee", kill_on_drop: false }`
[INFO] [stdout] db359a6be88f9beab485508d0968c5237fd06d6dedab6c32d34044ae690877ee