[INFO] cloning repository https://github.com/lf-/object-safety-issue [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/lf-/object-safety-issue" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flf-%2Fobject-safety-issue", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flf-%2Fobject-safety-issue'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 482e4d19808b7eff6a1a7cbf952d95469dd019d0 [INFO] documenting lf-/object-safety-issue against master#d7d9f15be205b45d44700e7ac33b4f79b91f9680 for pr-117450 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flf-%2Fobject-safety-issue" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/lf-/object-safety-issue on toolchain d7d9f15be205b45d44700e7ac33b4f79b91f9680 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d7d9f15be205b45d44700e7ac33b4f79b91f9680" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/lf-/object-safety-issue [INFO] finished tweaking git repo https://github.com/lf-/object-safety-issue [INFO] tweaked toml for git repo https://github.com/lf-/object-safety-issue written to /workspace/builds/worker-2-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/lf-/object-safety-issue already has a lockfile, it will not be regenerated [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d7d9f15be205b45d44700e7ac33b4f79b91f9680" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+d7d9f15be205b45d44700e7ac33b4f79b91f9680" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 5a6ea894214e1e975d35faff78e1a95119089859e4407056281859200426e78b [INFO] running `Command { std: "docker" "start" "-a" "5a6ea894214e1e975d35faff78e1a95119089859e4407056281859200426e78b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "5a6ea894214e1e975d35faff78e1a95119089859e4407056281859200426e78b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5a6ea894214e1e975d35faff78e1a95119089859e4407056281859200426e78b", kill_on_drop: false }` [INFO] [stdout] 5a6ea894214e1e975d35faff78e1a95119089859e4407056281859200426e78b [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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" "RUSTDOCFLAGS=--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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+d7d9f15be205b45d44700e7ac33b4f79b91f9680" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 15c5ba9477d2f97fcb1205cf8aec7a145cdf6872f09a8939894c54de77fb342c [INFO] running `Command { std: "docker" "start" "-a" "15c5ba9477d2f97fcb1205cf8aec7a145cdf6872f09a8939894c54de77fb342c", kill_on_drop: false }` [INFO] [stderr] Checking v v0.1.0 (/opt/rustwide/workdir/v) [INFO] [stderr] Documenting play-si1zd_4v v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.52s [INFO] [stderr] Generated /opt/rustwide/target/doc/play_si1zd_4v/index.html [INFO] running `Command { std: "docker" "inspect" "15c5ba9477d2f97fcb1205cf8aec7a145cdf6872f09a8939894c54de77fb342c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "15c5ba9477d2f97fcb1205cf8aec7a145cdf6872f09a8939894c54de77fb342c", kill_on_drop: false }` [INFO] [stdout] 15c5ba9477d2f97fcb1205cf8aec7a145cdf6872f09a8939894c54de77fb342c [INFO] documenting lf-/object-safety-issue against master#50be22964035027398754e54cd3a497efb00f83e for pr-117450 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flf-%2Fobject-safety-issue" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/lf-/object-safety-issue on toolchain 50be22964035027398754e54cd3a497efb00f83e [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+50be22964035027398754e54cd3a497efb00f83e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/lf-/object-safety-issue [INFO] finished tweaking git repo https://github.com/lf-/object-safety-issue [INFO] tweaked toml for git repo https://github.com/lf-/object-safety-issue written to /workspace/builds/worker-2-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/lf-/object-safety-issue already has a lockfile, it will not be regenerated [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+50be22964035027398754e54cd3a497efb00f83e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+50be22964035027398754e54cd3a497efb00f83e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 123657bc665a85a65de585565a44c763e755540683a0afd4560cc5db12f52440 [INFO] running `Command { std: "docker" "start" "-a" "123657bc665a85a65de585565a44c763e755540683a0afd4560cc5db12f52440", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "123657bc665a85a65de585565a44c763e755540683a0afd4560cc5db12f52440", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "123657bc665a85a65de585565a44c763e755540683a0afd4560cc5db12f52440", kill_on_drop: false }` [INFO] [stdout] 123657bc665a85a65de585565a44c763e755540683a0afd4560cc5db12f52440 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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" "RUSTDOCFLAGS=--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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+50be22964035027398754e54cd3a497efb00f83e" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 59d979230203820ae91fca6b01e79f550666b0defeb0a74c2114d0d1be806bc3 [INFO] running `Command { std: "docker" "start" "-a" "59d979230203820ae91fca6b01e79f550666b0defeb0a74c2114d0d1be806bc3", kill_on_drop: false }` [INFO] [stderr] Checking v v0.1.0 (/opt/rustwide/workdir/v) [INFO] [stderr] Documenting play-si1zd_4v v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] error[E0038]: the trait `T2` cannot be made into an object [INFO] [stdout] --> src/main.rs:16:13 [INFO] [stdout] | [INFO] [stdout] 16 | fn f(a: Box) {} [INFO] [stdout] | ^^^^^^ `T2` cannot be made into an object [INFO] [stdout] | [INFO] [stdout] note: for a trait to be "object safe" it needs to allow building a vtable to allow the call to be resolvable dynamically; for more information visit [INFO] [stdout] --> src/main.rs:1:11 [INFO] [stdout] | [INFO] [stdout] 1 | trait T2: v::T1 { [INFO] [stdout] | -- ^^^^^ ...because it requires `Self: Sized` [INFO] [stdout] | | [INFO] [stdout] | this trait cannot be made into an object... [INFO] [stdout] = help: only type `S` implements the trait, consider using it directly instead [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 E0038`. [INFO] [stdout] [INFO] [stderr] error: could not document `play-si1zd_4v` [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] process didn't exit successfully: `/opt/rustwide/rustup-home/toolchains/50be22964035027398754e54cd3a497efb00f83e/bin/rustdoc --edition=2018 --crate-type bin --crate-name play_si1zd_4v src/main.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items '-Arustdoc::private-intra-doc-links' -C metadata=14e716d954d7ca0f -L dependency=/opt/rustwide/target/debug/deps --extern v=/opt/rustwide/target/debug/deps/libv-21a86dc5026fdfad.rmeta --cap-lints=forbid --crate-version 0.1.0` (exit status: 1) [INFO] running `Command { std: "docker" "inspect" "59d979230203820ae91fca6b01e79f550666b0defeb0a74c2114d0d1be806bc3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "59d979230203820ae91fca6b01e79f550666b0defeb0a74c2114d0d1be806bc3", kill_on_drop: false }` [INFO] [stdout] 59d979230203820ae91fca6b01e79f550666b0defeb0a74c2114d0d1be806bc3