[INFO] cloning repository https://github.com/williamhogman/rusty-snek
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/williamhogman/rusty-snek" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwilliamhogman%2Frusty-snek", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwilliamhogman%2Frusty-snek'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b06b5188c9ff28fd7a05eea4c287985f5cb59c2d
[INFO] checking williamhogman/rusty-snek against try#a7a572ce3edd6d476191fbfe92c9c1986e009b34 for pr-87190-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwilliamhogman%2Frusty-snek" "/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/williamhogman/rusty-snek on toolchain a7a572ce3edd6d476191fbfe92c9c1986e009b34
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/williamhogman/rusty-snek
[INFO] finished tweaking git repo https://github.com/williamhogman/rusty-snek
[INFO] tweaked toml for git repo https://github.com/williamhogman/rusty-snek written to /workspace/builds/worker-11/source/Cargo.toml
[INFO] crate git repo https://github.com/williamhogman/rusty-snek already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: An explicit [[bin]] section is specified in Cargo.toml which currently
[INFO] [stderr] disables Cargo from automatically inferring other binary targets.
[INFO] [stderr] This inference behavior will change in the Rust 2018 edition and the following
[INFO] [stderr] files will be included as a binary target:
[INFO] [stderr] 
[INFO] [stderr] * /workspace/builds/worker-11/source/src/main.rs
[INFO] [stderr] 
[INFO] [stderr] This is likely to break cargo build or cargo test as these files may not be
[INFO] [stderr] ready to be compiled as a binary target today. You can future-proof yourself
[INFO] [stderr] and disable this warning by adding `autobins = false` to your [package]
[INFO] [stderr] section. You may also move the files to a location where Cargo would not
[INFO] [stderr] automatically infer them to be a target, such as in subfolders.
[INFO] [stderr] 
[INFO] [stderr] For more information on this warning you can consult
[INFO] [stderr] https://github.com/rust-lang/cargo/issues/5330
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded rand v0.5.0
[INFO] [stderr]   Downloaded protoc-grpcio v0.1.1
[INFO] [stderr]   Downloaded grpcio-compiler v0.2.0
[INFO] [stderr]   Downloaded protoc v1.7.3
[INFO] [stderr]   Downloaded mktemp v0.3.1
[INFO] [stderr]   Downloaded cmake v0.1.31
[INFO] [stderr]   Downloaded grpcio v0.2.3
[INFO] [stderr]   Downloaded protobuf v1.7.3
[INFO] [stderr]   Downloaded grpcio-sys v0.2.3
[INFO] [stderr]   Downloaded rand_core v0.2.0
[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" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3b8c3b868e1846c1e7dd2b06301b74170b45fee97119ef9765a9011b8091ddce
[INFO] running `Command { std: "docker" "start" "-a" "3b8c3b868e1846c1e7dd2b06301b74170b45fee97119ef9765a9011b8091ddce", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3b8c3b868e1846c1e7dd2b06301b74170b45fee97119ef9765a9011b8091ddce", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3b8c3b868e1846c1e7dd2b06301b74170b45fee97119ef9765a9011b8091ddce", kill_on_drop: false }`
[INFO] [stdout] 3b8c3b868e1846c1e7dd2b06301b74170b45fee97119ef9765a9011b8091ddce
[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" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b1c954f5fc2879f96aceb8e893431646a1bf64db02acb2b3cd10a3bc42edccb6
[INFO] running `Command { std: "docker" "start" "-a" "b1c954f5fc2879f96aceb8e893431646a1bf64db02acb2b3cd10a3bc42edccb6", kill_on_drop: false }`
[INFO] [stderr] Copying to /tmp/fixit
[INFO] [stderr] no edition found in manifest, probably 2015, skipping
[INFO] running `Command { std: "docker" "inspect" "b1c954f5fc2879f96aceb8e893431646a1bf64db02acb2b3cd10a3bc42edccb6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b1c954f5fc2879f96aceb8e893431646a1bf64db02acb2b3cd10a3bc42edccb6", kill_on_drop: false }`
[INFO] [stdout] b1c954f5fc2879f96aceb8e893431646a1bf64db02acb2b3cd10a3bc42edccb6