[INFO] cloning repository https://github.com/jam1garner/hex
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jam1garner/hex" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjam1garner%2Fhex", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjam1garner%2Fhex'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 81b88a8eca4f2b419627a8c8c52b6d5607723058
[INFO] checking jam1garner/hex against master#8007b506ac5da629f223b755f5a5391edd5f6d01 for pr-88041
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjam1garner%2Fhex" "/workspace/builds/worker-11/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-11/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/jam1garner/hex on toolchain 8007b506ac5da629f223b755f5a5391edd5f6d01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8007b506ac5da629f223b755f5a5391edd5f6d01" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/jam1garner/hex
[INFO] finished tweaking git repo https://github.com/jam1garner/hex
[INFO] tweaked toml for git repo https://github.com/jam1garner/hex written to /workspace/builds/worker-11/source/Cargo.toml
[INFO] crate git repo https://github.com/jam1garner/hex already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8007b506ac5da629f223b755f5a5391edd5f6d01" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+8007b506ac5da629f223b755f5a5391edd5f6d01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d047b9ab9500f2e51b05b253ff28af81cd6616a2b0650d2d064bda1d73e008f8
[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" "d047b9ab9500f2e51b05b253ff28af81cd6616a2b0650d2d064bda1d73e008f8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d047b9ab9500f2e51b05b253ff28af81cd6616a2b0650d2d064bda1d73e008f8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d047b9ab9500f2e51b05b253ff28af81cd6616a2b0650d2d064bda1d73e008f8", kill_on_drop: false }`
[INFO] [stdout] d047b9ab9500f2e51b05b253ff28af81cd6616a2b0650d2d064bda1d73e008f8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+8007b506ac5da629f223b755f5a5391edd5f6d01" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 2f65e00ee436592cc6b2ae39930ae796e74100448a9939e37443ae5deb5a481d
[INFO] running `Command { std: "docker" "start" "-a" "2f65e00ee436592cc6b2ae39930ae796e74100448a9939e37443ae5deb5a481d", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking unicode-segmentation v1.8.0
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling miniz_oxide v0.4.4
[INFO] [stderr]    Compiling backtrace v0.3.60
[INFO] [stderr]     Checking thread_local v1.0.1
[INFO] [stderr]     Checking getrandom v0.2.3
[INFO] [stderr]     Checking time v0.1.43
[INFO] [stderr]     Checking object v0.25.3
[INFO] [stderr]     Checking dirs-sys v0.3.6
[INFO] [stderr]     Checking termion v1.5.6
[INFO] [stderr]    Compiling syn v1.0.73
[INFO] [stderr]     Checking dirs v3.0.2
[INFO] [stderr]     Checking rand_core v0.6.3
[INFO] [stderr]     Checking tui v0.15.0 (https://github.com/fdehau/tui-rs#fbd83446)
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.4
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]     Checking stderrlog v0.5.1
[INFO] [stderr]    Compiling synstructure v0.12.5
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]     Checking failure v0.1.8
[INFO] [stderr]     Checking nail v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 28.12s
[INFO] running `Command { std: "docker" "inspect" "2f65e00ee436592cc6b2ae39930ae796e74100448a9939e37443ae5deb5a481d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2f65e00ee436592cc6b2ae39930ae796e74100448a9939e37443ae5deb5a481d", kill_on_drop: false }`
[INFO] [stdout] 2f65e00ee436592cc6b2ae39930ae796e74100448a9939e37443ae5deb5a481d