[INFO] cloning repository https://github.com/pie-flavor/romeo [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/pie-flavor/romeo" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpie-flavor%2Fromeo", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpie-flavor%2Fromeo'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 3766ceec1360ed3365e3d836d26c23b564c73571 [INFO] testing pie-flavor/romeo against try#ce59db7a1b1b012fb2793c4641c1bdecad7a128b for pr-85530 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpie-flavor%2Fromeo" "/workspace/builds/worker-10/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-10/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/pie-flavor/romeo on toolchain ce59db7a1b1b012fb2793c4641c1bdecad7a128b [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/pie-flavor/romeo [INFO] finished tweaking git repo https://github.com/pie-flavor/romeo [INFO] tweaked toml for git repo https://github.com/pie-flavor/romeo written to /workspace/builds/worker-10/source/Cargo.toml [INFO] crate git repo https://github.com/pie-flavor/romeo already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded hyper-native-tls v0.2.4 [INFO] [stderr] Downloaded openssl-sys v0.9.36 [INFO] [stderr] Downloaded evzht9h3nznqzwl v0.0.3 [INFO] [stderr] Downloaded base64 v0.8.0 [INFO] [stderr] Downloaded schannel v0.1.13 [INFO] [stderr] Downloaded toml v0.4.7 [INFO] [stderr] Downloaded multipart v0.13.6 [INFO] [stderr] Downloaded syn v0.15.6 [INFO] [stderr] Downloaded pulldown-cmark v0.1.2 [INFO] [stderr] Downloaded serde_json v1.0.30 [INFO] [stderr] Downloaded mime_guess v1.8.6 [INFO] [stderr] Downloaded clippy_lints v0.0.212 [INFO] [stderr] Downloaded flate2 v1.0.2 [INFO] [stderr] Downloaded serenity v0.5.9 [INFO] [stderr] Downloaded cargo_metadata v0.5.8 [INFO] [stderr] Downloaded clippy v0.0.212 [INFO] [stderr] Downloaded miniz-sys v0.1.10 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 521c270f415a33df79d21905542625832af3f8f29b62f0ddb82322e4817ce108 [INFO] running `Command { std: "docker" "start" "-a" "521c270f415a33df79d21905542625832af3f8f29b62f0ddb82322e4817ce108", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "521c270f415a33df79d21905542625832af3f8f29b62f0ddb82322e4817ce108", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "521c270f415a33df79d21905542625832af3f8f29b62f0ddb82322e4817ce108", kill_on_drop: false }` [INFO] [stdout] 521c270f415a33df79d21905542625832af3f8f29b62f0ddb82322e4817ce108 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 465dddad26e40c4879178878f3a115e893f860f08ca962fd11a7c517f1d1cdd2 [INFO] running `Command { std: "docker" "start" "-a" "465dddad26e40c4879178878f3a115e893f860f08ca962fd11a7c517f1d1cdd2", kill_on_drop: false }` [INFO] [stderr] Compiling void v1.0.2 [INFO] [stderr] Compiling num-integer v0.1.39 [INFO] [stderr] Compiling lazy_static v0.2.11 [INFO] [stderr] Compiling safemem v0.3.0 [INFO] [stderr] Compiling itoa v0.4.3 [INFO] [stderr] Compiling sha1 v0.2.0 [INFO] [stderr] Compiling lazy_static v1.1.0 [INFO] [stderr] Compiling memchr v2.1.0 [INFO] [stderr] Compiling openssl-sys v0.9.36 [INFO] [stderr] Compiling base64 v0.6.0 [INFO] [stderr] Compiling miniz-sys v0.1.10 [INFO] [stderr] Compiling base64 v0.8.0 [INFO] [stderr] Compiling unsafe-any v0.4.2 [INFO] [stderr] Compiling log v0.3.9 [INFO] [stderr] Compiling idna v0.1.5 [INFO] [stderr] Compiling proc-macro2 v0.4.19 [INFO] [stderr] Compiling rand v0.3.22 [INFO] [stderr] Compiling tempdir v0.3.7 [INFO] [stderr] Compiling threadpool v1.7.1 [INFO] [stderr] Compiling toml v0.4.7 [INFO] [stderr] Compiling phf_shared v0.7.23 [INFO] [stderr] Compiling unreachable v1.0.0 [INFO] [stderr] Compiling base64 v0.9.3 [INFO] [stderr] Compiling uuid v0.5.1 [INFO] [stderr] Compiling typemap v0.3.3 [INFO] [stderr] Compiling mime v0.2.6 [INFO] [stderr] Compiling phf_generator v0.7.23 [INFO] [stderr] Compiling phf v0.7.23 [INFO] [stderr] Compiling smallvec v0.6.5 [INFO] [stderr] Compiling phf_codegen v0.7.23 [INFO] [stderr] Compiling serde_json v1.0.30 [INFO] [stdout] error[E0740]: unions may not contain fields that need dropping [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/smallvec-0.6.5/lib.rs:271:5 [INFO] [stdout] | [INFO] [stdout] 271 | inline: A, [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] note: `std::mem::ManuallyDrop` can be used to wrap the type [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/smallvec-0.6.5/lib.rs:271:5 [INFO] [stdout] | [INFO] [stdout] 271 | inline: A, [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling mime_guess v1.8.6 [INFO] [stdout] error: aborting due to previous error [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0740`. [INFO] [stdout] [INFO] [stderr] error: could not compile `smallvec` [INFO] [stderr] [INFO] [stderr] To learn more, run the command again with --verbose. [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: build failed [INFO] running `Command { std: "docker" "inspect" "465dddad26e40c4879178878f3a115e893f860f08ca962fd11a7c517f1d1cdd2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "465dddad26e40c4879178878f3a115e893f860f08ca962fd11a7c517f1d1cdd2", kill_on_drop: false }` [INFO] [stdout] 465dddad26e40c4879178878f3a115e893f860f08ca962fd11a7c517f1d1cdd2