[INFO] cloning repository https://github.com/AmlingPalantir/20190117-rustc-bug
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/AmlingPalantir/20190117-rustc-bug" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAmlingPalantir%2F20190117-rustc-bug", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAmlingPalantir%2F20190117-rustc-bug'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b05d6c17bb5354753961a49f9b7c2c5afb584a55
[INFO] testing AmlingPalantir/20190117-rustc-bug against master#99e3aef02079e9c10583638520cd0c134dc3a01d for pr-85530
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAmlingPalantir%2F20190117-rustc-bug" "/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/AmlingPalantir/20190117-rustc-bug on toolchain 99e3aef02079e9c10583638520cd0c134dc3a01d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/AmlingPalantir/20190117-rustc-bug
[INFO] finished tweaking git repo https://github.com/AmlingPalantir/20190117-rustc-bug
[INFO] tweaked toml for git repo https://github.com/AmlingPalantir/20190117-rustc-bug written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/AmlingPalantir/20190117-rustc-bug already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "metadata" "--no-deps" "--format-version=1", 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] b160c8a9a27987203f47153a0a7e5883889472c6ddb706104ec0eaa01a4dbd80
[INFO] running `Command { std: "docker" "start" "-a" "b160c8a9a27987203f47153a0a7e5883889472c6ddb706104ec0eaa01a4dbd80", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b160c8a9a27987203f47153a0a7e5883889472c6ddb706104ec0eaa01a4dbd80", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b160c8a9a27987203f47153a0a7e5883889472c6ddb706104ec0eaa01a4dbd80", kill_on_drop: false }`
[INFO] [stdout] b160c8a9a27987203f47153a0a7e5883889472c6ddb706104ec0eaa01a4dbd80
[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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3ddd1a16b7d4724de67659710f8bdc2bea6b406c3c5ee945e1266ce389539d76
[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" "3ddd1a16b7d4724de67659710f8bdc2bea6b406c3c5ee945e1266ce389539d76", kill_on_drop: false }`
[INFO] [stderr]    Compiling bottom v1.0.0 (/opt/rustwide/workdir/bottom)
[INFO] [stderr]    Compiling bottom2 v1.0.0 (/opt/rustwide/workdir/bottom2)
[INFO] [stderr]    Compiling left v1.0.0 (/opt/rustwide/workdir/left)
[INFO] [stderr]    Compiling right v1.0.0 (/opt/rustwide/workdir/right)
[INFO] [stderr]    Compiling top v1.0.0 (/opt/rustwide/workdir/top)
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]  --> top/src/lib.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | fn foo() -> left::Structo {
[INFO] [stdout]   |             ------------- expected `Structo` because of return type
[INFO] [stdout] 6 |     right::f()
[INFO] [stdout]   |     ^^^^^^^^^^ expected struct `Structo`, found struct `Structo2`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0308`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `top`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `Command { std: "docker" "inspect" "3ddd1a16b7d4724de67659710f8bdc2bea6b406c3c5ee945e1266ce389539d76", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3ddd1a16b7d4724de67659710f8bdc2bea6b406c3c5ee945e1266ce389539d76", kill_on_drop: false }`
[INFO] [stdout] 3ddd1a16b7d4724de67659710f8bdc2bea6b406c3c5ee945e1266ce389539d76