[INFO] cloning repository https://github.com/akars/lazy-pregen [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/akars/lazy-pregen" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fakars%2Flazy-pregen", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fakars%2Flazy-pregen'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 8e27f9f4dc0b7e4ce710704dcee836514bf31689 [INFO] checking akars/lazy-pregen against master#db1fb85cff63ad5fffe435e17128f99f9e1d970c for pr-89056 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fakars%2Flazy-pregen" "/workspace/builds/worker-53/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-53/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/akars/lazy-pregen on toolchain db1fb85cff63ad5fffe435e17128f99f9e1d970c [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+db1fb85cff63ad5fffe435e17128f99f9e1d970c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/akars/lazy-pregen [INFO] finished tweaking git repo https://github.com/akars/lazy-pregen [INFO] tweaked toml for git repo https://github.com/akars/lazy-pregen written to /workspace/builds/worker-53/source/Cargo.toml [INFO] crate git repo https://github.com/akars/lazy-pregen already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+db1fb85cff63ad5fffe435e17128f99f9e1d970c" "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-53/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-53/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+db1fb85cff63ad5fffe435e17128f99f9e1d970c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] dd0d7a0e46e31719a60c7481d6dc3aa2678f8248216a95c3d85a1bb0f81e61e3 [INFO] running `Command { std: "docker" "start" "-a" "dd0d7a0e46e31719a60c7481d6dc3aa2678f8248216a95c3d85a1bb0f81e61e3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "dd0d7a0e46e31719a60c7481d6dc3aa2678f8248216a95c3d85a1bb0f81e61e3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "dd0d7a0e46e31719a60c7481d6dc3aa2678f8248216a95c3d85a1bb0f81e61e3", kill_on_drop: false }` [INFO] [stdout] dd0d7a0e46e31719a60c7481d6dc3aa2678f8248216a95c3d85a1bb0f81e61e3 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-53/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-53/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+db1fb85cff63ad5fffe435e17128f99f9e1d970c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 08e745345d6c9fd508d4414e9a1a605ca0651b869a6d124a5256b7a86b87acbc [INFO] running `Command { std: "docker" "start" "-a" "08e745345d6c9fd508d4414e9a1a605ca0651b869a6d124a5256b7a86b87acbc", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Checking libc v0.2.42 [INFO] [stderr] Checking cfg-if v0.1.4 [INFO] [stderr] Compiling unicode-xid v0.0.4 [INFO] [stderr] Compiling cc v1.0.18 [INFO] [stderr] Compiling unicode-xid v0.1.0 [INFO] [stderr] Compiling num-traits v0.2.5 [INFO] [stderr] Compiling quote v0.3.15 [INFO] [stderr] Compiling serde v1.0.70 [INFO] [stderr] Checking bitflags v1.0.3 [INFO] [stderr] Compiling nix v0.11.0 [INFO] [stderr] Compiling num-integer v0.1.39 [INFO] [stderr] Checking rustc-demangle v0.1.8 [INFO] [stderr] Checking unicode-width v0.1.5 [INFO] [stderr] Compiling regex v1.0.2 [INFO] [stderr] Checking lazy_static v1.0.2 [INFO] [stderr] Checking utf8-ranges v1.0.0 [INFO] [stderr] Checking strsim v0.7.0 [INFO] [stderr] Checking vec_map v0.8.1 [INFO] [stderr] Checking byteorder v1.2.3 [INFO] [stderr] Compiling proc-macro2 v0.4.8 [INFO] [stderr] Checking log v0.4.3 [INFO] [stderr] Checking thread_local v0.3.5 [INFO] [stderr] Checking textwrap v0.10.0 [INFO] [stderr] Checking memchr v2.0.1 [INFO] [stderr] Checking time v0.1.40 [INFO] [stderr] Checking atty v0.2.10 [INFO] [stderr] Compiling synom v0.11.3 [INFO] [stderr] Compiling backtrace-sys v0.1.23 [INFO] [stderr] Compiling syn v0.11.11 [INFO] [stderr] Compiling quote v0.6.3 [INFO] [stderr] Checking fern v0.5.6 [INFO] [stderr] Checking aho-corasick v0.6.6 [INFO] [stderr] Checking clap v2.32.0 [INFO] [stderr] Checking ctrlc v3.1.1 [INFO] [stderr] Checking bincode v1.0.1 [INFO] [stderr] Checking toml v0.4.6 [INFO] [stderr] Compiling synstructure v0.6.1 [INFO] [stderr] Checking chrono v0.4.4 [INFO] [stderr] Compiling syn v0.14.4 [INFO] [stderr] Checking backtrace v0.3.9 [INFO] [stderr] Compiling failure_derive v0.1.1 [INFO] [stderr] Checking failure v0.1.1 [INFO] [stderr] Compiling serde_derive v1.0.70 [INFO] [stderr] Checking lazy-pregen v0.1.4 (/opt/rustwide/workdir) [INFO] [stdout] warning: field is never read: `stdout_join` [INFO] [stdout] --> src/main.rs:122:5 [INFO] [stdout] | [INFO] [stdout] 122 | stdout_join: JoinHandle<()>, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `stderr_join` [INFO] [stdout] --> src/main.rs:123:5 [INFO] [stdout] | [INFO] [stdout] 123 | stderr_join: JoinHandle<()>, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: this method call resolves to `<&[T; N] as IntoIterator>::into_iter` (due to backwards compatibility), but will resolve to <[T; N] as IntoIterator>::into_iter in Rust 2021. [INFO] [stdout] --> src/main.rs:802:77 [INFO] [stdout] | [INFO] [stdout] 802 | .args([&xmx_arg, "-jar", &config.resources.server, "nogui"].into_iter()) [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(array_into_iter)]` on by default [INFO] [stdout] = warning: this changes meaning in Rust 2021 [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: use `.iter()` instead of `.into_iter()` to avoid ambiguity [INFO] [stdout] | [INFO] [stdout] 802 | .args([&xmx_arg, "-jar", &config.resources.server, "nogui"].iter()) [INFO] [stdout] | ~~~~ [INFO] [stdout] help: or use `IntoIterator::into_iter(..)` instead of `.into_iter()` to explicitly iterate by value [INFO] [stdout] | [INFO] [stdout] 802 | .args(IntoIterator::into_iter([&xmx_arg, "-jar", &config.resources.server, "nogui"])) [INFO] [stdout] | ++++++++++++++++++++++++ ~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `stdout_join` [INFO] [stdout] --> src/main.rs:122:5 [INFO] [stdout] | [INFO] [stdout] 122 | stdout_join: JoinHandle<()>, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `stderr_join` [INFO] [stdout] --> src/main.rs:123:5 [INFO] [stdout] | [INFO] [stdout] 123 | stderr_join: JoinHandle<()>, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: this method call resolves to `<&[T; N] as IntoIterator>::into_iter` (due to backwards compatibility), but will resolve to <[T; N] as IntoIterator>::into_iter in Rust 2021. [INFO] [stdout] --> src/main.rs:802:77 [INFO] [stdout] | [INFO] [stdout] 802 | .args([&xmx_arg, "-jar", &config.resources.server, "nogui"].into_iter()) [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(array_into_iter)]` on by default [INFO] [stdout] = warning: this changes meaning in Rust 2021 [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: use `.iter()` instead of `.into_iter()` to avoid ambiguity [INFO] [stdout] | [INFO] [stdout] 802 | .args([&xmx_arg, "-jar", &config.resources.server, "nogui"].iter()) [INFO] [stdout] | ~~~~ [INFO] [stdout] help: or use `IntoIterator::into_iter(..)` instead of `.into_iter()` to explicitly iterate by value [INFO] [stdout] | [INFO] [stdout] 802 | .args(IntoIterator::into_iter([&xmx_arg, "-jar", &config.resources.server, "nogui"])) [INFO] [stdout] | ++++++++++++++++++++++++ ~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1m 19s [INFO] running `Command { std: "docker" "inspect" "08e745345d6c9fd508d4414e9a1a605ca0651b869a6d124a5256b7a86b87acbc", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "08e745345d6c9fd508d4414e9a1a605ca0651b869a6d124a5256b7a86b87acbc", kill_on_drop: false }` [INFO] [stdout] 08e745345d6c9fd508d4414e9a1a605ca0651b869a6d124a5256b7a86b87acbc