[INFO] fetching crate rusty-conway 0.1.0...
[INFO] building rusty-conway-0.1.0 against master#c7f6aa2869acdbf014d094c6e427e554e160b6db for pr-146237-2
[INFO] extracting crate rusty-conway 0.1.0 into /workspace/builds/worker-6-tc1/source
[INFO] started tweaking crates.io crate rusty-conway 0.1.0
[INFO] finished tweaking crates.io crate rusty-conway 0.1.0
[INFO] tweaked toml for crates.io crate rusty-conway 0.1.0 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate rusty-conway 0.1.0 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 rusty-conway 0.1.0 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 smallstr v0.2.0
[INFO] [stderr]   Downloaded bytemuck v1.20.0
[INFO] [stderr]   Downloaded exitcode v1.1.2
[INFO] [stderr]   Downloaded terminfo v0.8.0
[INFO] [stderr]   Downloaded mortal v0.2.4
[INFO] [stderr]   Downloaded png v0.17.15
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 54c7fff658e23ca177dbd572584a9874e4129617611d972029a8fd4cf1be757f
[INFO] running `Command { std: "docker" "start" "-a" "54c7fff658e23ca177dbd572584a9874e4129617611d972029a8fd4cf1be757f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "54c7fff658e23ca177dbd572584a9874e4129617611d972029a8fd4cf1be757f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "54c7fff658e23ca177dbd572584a9874e4129617611d972029a8fd4cf1be757f", kill_on_drop: false }`
[INFO] [stdout] 54c7fff658e23ca177dbd572584a9874e4129617611d972029a8fd4cf1be757f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] a2640f8cd38b993a342478ccc617021d537a167963f7edcbc42dfd28185aa3db
[INFO] running `Command { std: "docker" "start" "-a" "a2640f8cd38b993a342478ccc617021d537a167963f7edcbc42dfd28185aa3db", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.169
[INFO] [stderr]    Compiling phf_shared v0.11.2
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling simd-adler32 v0.3.7
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling heck v0.3.3
[INFO] [stderr]    Compiling tinyvec v1.8.0
[INFO] [stderr]    Compiling nom v7.1.3
[INFO] [stderr]    Compiling strict-num v0.1.1
[INFO] [stderr]    Compiling bytemuck v1.20.0
[INFO] [stderr]    Compiling smallstr v0.2.0
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling log v0.4.22
[INFO] [stderr]    Compiling exitcode v1.1.2
[INFO] [stderr]    Compiling phf_generator v0.11.2
[INFO] [stderr]    Compiling miniz_oxide v0.8.2
[INFO] [stderr]    Compiling phf v0.11.2
[INFO] [stderr]    Compiling fdeflate v0.3.7
[INFO] [stderr]    Compiling phf_codegen v0.11.2
[INFO] [stderr]    Compiling tiny-skia-path v0.11.4
[INFO] [stderr]    Compiling terminfo v0.8.0
[INFO] [stderr]    Compiling flate2 v1.0.35
[INFO] [stderr]    Compiling unicode-normalization v0.1.24
[INFO] [stderr]    Compiling png v0.17.15
[INFO] [stderr]    Compiling num-integer v0.1.46
[INFO] [stderr]    Compiling num-bigint v0.4.6
[INFO] [stderr]    Compiling tiny-skia v0.11.4
[INFO] [stderr]    Compiling dirs-sys v0.3.7
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling nix v0.26.4
[INFO] [stderr]    Compiling clap v2.34.0
[INFO] [stderr]    Compiling dirs v4.0.0
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling structopt-derive v0.4.18
[INFO] [stderr]    Compiling structopt v0.3.26
[INFO] [stderr]    Compiling mortal v0.2.4
[INFO] [stderr]    Compiling rusty-conway v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 18.65s
[INFO] running `Command { std: "docker" "inspect" "a2640f8cd38b993a342478ccc617021d537a167963f7edcbc42dfd28185aa3db", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a2640f8cd38b993a342478ccc617021d537a167963f7edcbc42dfd28185aa3db", kill_on_drop: false }`
[INFO] [stdout] a2640f8cd38b993a342478ccc617021d537a167963f7edcbc42dfd28185aa3db
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] d8ff1e104791750b9e6ce85ac47047878aa5e9220a19f952cfe9108d2868a7ab
[INFO] running `Command { std: "docker" "start" "-a" "d8ff1e104791750b9e6ce85ac47047878aa5e9220a19f952cfe9108d2868a7ab", kill_on_drop: false }`
[INFO] [stderr]    Compiling rusty-conway v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.71s
[INFO] running `Command { std: "docker" "inspect" "d8ff1e104791750b9e6ce85ac47047878aa5e9220a19f952cfe9108d2868a7ab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d8ff1e104791750b9e6ce85ac47047878aa5e9220a19f952cfe9108d2868a7ab", kill_on_drop: false }`
[INFO] [stdout] d8ff1e104791750b9e6ce85ac47047878aa5e9220a19f952cfe9108d2868a7ab