[INFO] cloning repository https://github.com/don-smith/rust_traits_toy [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/don-smith/rust_traits_toy" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdon-smith%2Frust_traits_toy", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdon-smith%2Frust_traits_toy'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] b6f00770c3d6ecbbc86d10268bd318f79c04d92f [INFO] checking don-smith/rust_traits_toy against master#96df4943409564a187894018f15f795426dc2e1f for pr-118968 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdon-smith%2Frust_traits_toy" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/don-smith/rust_traits_toy on toolchain 96df4943409564a187894018f15f795426dc2e1f [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+96df4943409564a187894018f15f795426dc2e1f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/don-smith/rust_traits_toy [INFO] finished tweaking git repo https://github.com/don-smith/rust_traits_toy [INFO] tweaked toml for git repo https://github.com/don-smith/rust_traits_toy written to /workspace/builds/worker-0-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/don-smith/rust_traits_toy 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" "+96df4943409564a187894018f15f795426dc2e1f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [ERROR] error running command: no output for 300 seconds [ERROR] this task or one of its parent failed! [ERROR] no output for 300 seconds [ERROR] note: run with `RUST_BACKTRACE=1` to display a backtrace. [INFO] checking don-smith/rust_traits_toy against try#7e4f74fb8736fea8f455bb6e094122965ae8f4cd for pr-118968 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdon-smith%2Frust_traits_toy" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/don-smith/rust_traits_toy on toolchain 7e4f74fb8736fea8f455bb6e094122965ae8f4cd [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+7e4f74fb8736fea8f455bb6e094122965ae8f4cd" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/don-smith/rust_traits_toy [INFO] finished tweaking git repo https://github.com/don-smith/rust_traits_toy [INFO] tweaked toml for git repo https://github.com/don-smith/rust_traits_toy written to /workspace/builds/worker-0-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/don-smith/rust_traits_toy 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" "+7e4f74fb8736fea8f455bb6e094122965ae8f4cd" "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 [ERROR] error running command: no output for 300 seconds [INFO] checking don-smith/rust_traits_toy against try#7e4f74fb8736fea8f455bb6e094122965ae8f4cd for pr-118968 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdon-smith%2Frust_traits_toy" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/don-smith/rust_traits_toy on toolchain 7e4f74fb8736fea8f455bb6e094122965ae8f4cd [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+7e4f74fb8736fea8f455bb6e094122965ae8f4cd" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/don-smith/rust_traits_toy [INFO] finished tweaking git repo https://github.com/don-smith/rust_traits_toy [INFO] tweaked toml for git repo https://github.com/don-smith/rust_traits_toy written to /workspace/builds/worker-0-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/don-smith/rust_traits_toy 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" "+7e4f74fb8736fea8f455bb6e094122965ae8f4cd" "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-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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" "+7e4f74fb8736fea8f455bb6e094122965ae8f4cd" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 581034940c3f793bcb93df2b8f3f8b57b89f20c704ddd75f81ca8c01d3ddde7b [INFO] running `Command { std: "docker" "start" "-a" "581034940c3f793bcb93df2b8f3f8b57b89f20c704ddd75f81ca8c01d3ddde7b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "581034940c3f793bcb93df2b8f3f8b57b89f20c704ddd75f81ca8c01d3ddde7b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "581034940c3f793bcb93df2b8f3f8b57b89f20c704ddd75f81ca8c01d3ddde7b", kill_on_drop: false }` [INFO] [stdout] 581034940c3f793bcb93df2b8f3f8b57b89f20c704ddd75f81ca8c01d3ddde7b [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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" "+7e4f74fb8736fea8f455bb6e094122965ae8f4cd" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] d35aef5e453392913f332a6ddec16359f455c9af96825458cce94e6fa15afa6f [INFO] running `Command { std: "docker" "start" "-a" "d35aef5e453392913f332a6ddec16359f455c9af96825458cce94e6fa15afa6f", kill_on_drop: false }` [INFO] [stderr] Checking rust_traits_toy v0.1.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition [INFO] [stdout] --> src/area.rs:6:30 [INFO] [stdout] | [INFO] [stdout] 6 | fn is_larger_than(&self, &Self) -> bool; [INFO] [stdout] | ^^^^^ help: try naming the parameter or explicitly ignoring it: `_: &Self` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018! [INFO] [stdout] = note: for more information, see issue #41686 [INFO] [stdout] = note: `#[warn(anonymous_parameters)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition [INFO] [stdout] --> src/area.rs:6:30 [INFO] [stdout] | [INFO] [stdout] 6 | fn is_larger_than(&self, &Self) -> bool; [INFO] [stdout] | ^^^^^ help: try naming the parameter or explicitly ignoring it: `_: &Self` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018! [INFO] [stdout] = note: for more information, see issue #41686 [INFO] [stdout] = note: `#[warn(anonymous_parameters)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.23s [INFO] running `Command { std: "docker" "inspect" "d35aef5e453392913f332a6ddec16359f455c9af96825458cce94e6fa15afa6f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d35aef5e453392913f332a6ddec16359f455c9af96825458cce94e6fa15afa6f", kill_on_drop: false }` [INFO] [stdout] d35aef5e453392913f332a6ddec16359f455c9af96825458cce94e6fa15afa6f