[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 try#8262275854dc0e5381c9d42d56257d94932c5a87 for pr-90799 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAmlingPalantir%2F20190117-rustc-bug" "/workspace/builds/worker-48/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-48/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/AmlingPalantir/20190117-rustc-bug on toolchain 8262275854dc0e5381c9d42d56257d94932c5a87 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "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-48/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" "+8262275854dc0e5381c9d42d56257d94932c5a87" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-48/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-48/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 32bafaeddc2ba509637316251a9335942bb4b4caed01c78c4fa6e5e11d3423d6 [INFO] running `Command { std: "docker" "start" "-a" "32bafaeddc2ba509637316251a9335942bb4b4caed01c78c4fa6e5e11d3423d6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "32bafaeddc2ba509637316251a9335942bb4b4caed01c78c4fa6e5e11d3423d6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "32bafaeddc2ba509637316251a9335942bb4b4caed01c78c4fa6e5e11d3423d6", kill_on_drop: false }` [INFO] [stdout] 32bafaeddc2ba509637316251a9335942bb4b4caed01c78c4fa6e5e11d3423d6 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-48/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-48/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 4904a8e22a546bcc62560994bd12a683ae936f4a9902047ef4c82116e9ed2c20 [INFO] running `Command { std: "docker" "start" "-a" "4904a8e22a546bcc62560994bd12a683ae936f4a9902047ef4c82116e9ed2c20", 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 right v1.0.0 (/opt/rustwide/workdir/right) [INFO] [stderr] Compiling left v1.0.0 (/opt/rustwide/workdir/left) [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` due to 2 previous errors [INFO] running `Command { std: "docker" "inspect" "4904a8e22a546bcc62560994bd12a683ae936f4a9902047ef4c82116e9ed2c20", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4904a8e22a546bcc62560994bd12a683ae936f4a9902047ef4c82116e9ed2c20", kill_on_drop: false }` [INFO] [stdout] 4904a8e22a546bcc62560994bd12a683ae936f4a9902047ef4c82116e9ed2c20