[INFO] cloning repository https://github.com/xchrisbailey/cps261_rust_person_io
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/xchrisbailey/cps261_rust_person_io" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fxchrisbailey%2Fcps261_rust_person_io", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fxchrisbailey%2Fcps261_rust_person_io'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f1caba3c83b30d9e14ff52714ccf6aed0b06ffc4
[INFO] checking xchrisbailey/cps261_rust_person_io against try#8de4b308b608cded0ebccf658a0fc719bce87d4e for pr-89056
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fxchrisbailey%2Fcps261_rust_person_io" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/xchrisbailey/cps261_rust_person_io on toolchain 8de4b308b608cded0ebccf658a0fc719bce87d4e
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8de4b308b608cded0ebccf658a0fc719bce87d4e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/xchrisbailey/cps261_rust_person_io
[INFO] finished tweaking git repo https://github.com/xchrisbailey/cps261_rust_person_io
[INFO] tweaked toml for git repo https://github.com/xchrisbailey/cps261_rust_person_io written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/xchrisbailey/cps261_rust_person_io already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8de4b308b608cded0ebccf658a0fc719bce87d4e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+8de4b308b608cded0ebccf658a0fc719bce87d4e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] df764ccb20cb0cda6a9ec5c41ee9a41c432709b0be8e6a5672b36d785a476a75
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "df764ccb20cb0cda6a9ec5c41ee9a41c432709b0be8e6a5672b36d785a476a75", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "df764ccb20cb0cda6a9ec5c41ee9a41c432709b0be8e6a5672b36d785a476a75", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "df764ccb20cb0cda6a9ec5c41ee9a41c432709b0be8e6a5672b36d785a476a75", kill_on_drop: false }`
[INFO] [stdout] df764ccb20cb0cda6a9ec5c41ee9a41c432709b0be8e6a5672b36d785a476a75
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+8de4b308b608cded0ebccf658a0fc719bce87d4e" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d5b04f5d12ca94483f48f1be1154b505b7c14967d98af6a71ee31d194b5a2796
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "d5b04f5d12ca94483f48f1be1154b505b7c14967d98af6a71ee31d194b5a2796", kill_on_drop: false }`
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]    Compiling syn v1.0.24
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.17
[INFO] [stderr]     Checking colored v1.9.3
[INFO] [stderr]    Compiling quote v1.0.6
[INFO] [stderr]    Compiling serde_derive v1.0.110
[INFO] [stderr]     Checking serde v1.0.110
[INFO] [stderr]     Checking bincode v1.2.1
[INFO] [stderr]     Checking person_io v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 20.27s
[INFO] running `Command { std: "docker" "inspect" "d5b04f5d12ca94483f48f1be1154b505b7c14967d98af6a71ee31d194b5a2796", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d5b04f5d12ca94483f48f1be1154b505b7c14967d98af6a71ee31d194b5a2796", kill_on_drop: false }`
[INFO] [stdout] d5b04f5d12ca94483f48f1be1154b505b7c14967d98af6a71ee31d194b5a2796