[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] testing akars/lazy-pregen against try#8262275854dc0e5381c9d42d56257d94932c5a87 for pr-90799 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fakars%2Flazy-pregen" "/workspace/builds/worker-80/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-80/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/akars/lazy-pregen 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/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-80/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" "+8262275854dc0e5381c9d42d56257d94932c5a87" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded chrono v0.4.4 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-80/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-80/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] ec849a7d552520be03278e35e3fa4fe33438915ae9cf279c1532ecc68059895b [INFO] running `Command { std: "docker" "start" "-a" "ec849a7d552520be03278e35e3fa4fe33438915ae9cf279c1532ecc68059895b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "ec849a7d552520be03278e35e3fa4fe33438915ae9cf279c1532ecc68059895b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ec849a7d552520be03278e35e3fa4fe33438915ae9cf279c1532ecc68059895b", kill_on_drop: false }` [INFO] [stdout] ec849a7d552520be03278e35e3fa4fe33438915ae9cf279c1532ecc68059895b [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-80/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-80/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] 65263362ce3a8c4cad2544cfd4bdd22c1cd1677ed7ddd2dd33ce92c7b0ecd233 [INFO] running `Command { std: "docker" "start" "-a" "65263362ce3a8c4cad2544cfd4bdd22c1cd1677ed7ddd2dd33ce92c7b0ecd233", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling libc v0.2.42 [INFO] [stderr] Compiling 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] Compiling num-integer v0.1.39 [INFO] [stderr] Compiling bitflags v1.0.3 [INFO] [stderr] Compiling nix v0.11.0 [INFO] [stderr] Compiling rustc-demangle v0.1.8 [INFO] [stderr] Compiling regex v1.0.2 [INFO] [stderr] Compiling lazy_static v1.0.2 [INFO] [stderr] Compiling unreachable v1.0.0 [INFO] [stderr] Compiling regex-syntax v0.6.2 [INFO] [stderr] Compiling textwrap v0.10.0 [INFO] [stderr] Compiling log v0.4.3 [INFO] [stderr] Compiling synom v0.11.3 [INFO] [stderr] Compiling proc-macro2 v0.4.8 [INFO] [stderr] Compiling syn v0.11.11 [INFO] [stderr] Compiling fern v0.5.6 [INFO] [stderr] Compiling memchr v2.0.1 [INFO] [stderr] Compiling atty v0.2.10 [INFO] [stderr] Compiling time v0.1.40 [INFO] [stderr] Compiling quote v0.6.3 [INFO] [stderr] Compiling aho-corasick v0.6.6 [INFO] [stderr] Compiling backtrace-sys v0.1.23 [INFO] [stderr] Compiling clap v2.32.0 [INFO] [stderr] Compiling syn v0.14.4 [INFO] [stderr] Compiling synstructure v0.6.1 [INFO] [stderr] Compiling thread_local v0.3.5 [INFO] [stderr] Compiling failure_derive v0.1.1 [INFO] [stderr] Compiling ctrlc v3.1.1 [INFO] [stderr] Compiling serde_derive v1.0.70 [INFO] [stderr] Compiling backtrace v0.3.9 [INFO] [stderr] Compiling failure v0.1.1 [INFO] [stderr] Compiling chrono v0.4.4 [INFO] [stderr] Compiling bincode v1.0.1 [INFO] [stderr] Compiling toml v0.4.6 [INFO] [stderr] Compiling 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] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 35.11s [INFO] running `Command { std: "docker" "inspect" "65263362ce3a8c4cad2544cfd4bdd22c1cd1677ed7ddd2dd33ce92c7b0ecd233", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "65263362ce3a8c4cad2544cfd4bdd22c1cd1677ed7ddd2dd33ce92c7b0ecd233", kill_on_drop: false }` [INFO] [stdout] 65263362ce3a8c4cad2544cfd4bdd22c1cd1677ed7ddd2dd33ce92c7b0ecd233 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-80/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-80/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" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] f28cb6703976fa730195a86e7e59d9dc4b99aece5882f478b5aeb4ad211b2637 [INFO] running `Command { std: "docker" "start" "-a" "f28cb6703976fa730195a86e7e59d9dc4b99aece5882f478b5aeb4ad211b2637", kill_on_drop: false }` [INFO] [stderr] Compiling 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] [stderr] Finished test [unoptimized + debuginfo] target(s) in 1.24s [INFO] running `Command { std: "docker" "inspect" "f28cb6703976fa730195a86e7e59d9dc4b99aece5882f478b5aeb4ad211b2637", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f28cb6703976fa730195a86e7e59d9dc4b99aece5882f478b5aeb4ad211b2637", kill_on_drop: false }` [INFO] [stdout] f28cb6703976fa730195a86e7e59d9dc4b99aece5882f478b5aeb4ad211b2637 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-80/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-80/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" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 7f50f24be5294b93454bb667da96996f89352b86818bbda9a329912a58821dad [INFO] running `Command { std: "docker" "start" "-a" "7f50f24be5294b93454bb667da96996f89352b86818bbda9a329912a58821dad", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] warning: field is never read: `stdout_join` [INFO] [stderr] --> src/main.rs:122:5 [INFO] [stderr] | [INFO] [stderr] 122 | stdout_join: JoinHandle<()>, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: field is never read: `stderr_join` [INFO] [stderr] --> src/main.rs:123:5 [INFO] [stderr] | [INFO] [stderr] 123 | stderr_join: JoinHandle<()>, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] 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] [stderr] --> src/main.rs:802:77 [INFO] [stderr] | [INFO] [stderr] 802 | .args([&xmx_arg, "-jar", &config.resources.server, "nogui"].into_iter()) [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(array_into_iter)]` on by default [INFO] [stderr] = warning: this changes meaning in Rust 2021 [INFO] [stderr] = note: for more information, see [INFO] [stderr] help: use `.iter()` instead of `.into_iter()` to avoid ambiguity [INFO] [stderr] | [INFO] [stderr] 802 | .args([&xmx_arg, "-jar", &config.resources.server, "nogui"].iter()) [INFO] [stderr] | ~~~~ [INFO] [stderr] help: or use `IntoIterator::into_iter(..)` instead of `.into_iter()` to explicitly iterate by value [INFO] [stderr] | [INFO] [stderr] 802 | .args(IntoIterator::into_iter([&xmx_arg, "-jar", &config.resources.server, "nogui"])) [INFO] [stderr] | ++++++++++++++++++++++++ ~ [INFO] [stderr] [INFO] [stderr] warning: `lazy-pregen` (bin "lazy-pregen" test) generated 3 warnings [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 1.46s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/lazy_pregen-8d1ea4f37bd5b952) [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "7f50f24be5294b93454bb667da96996f89352b86818bbda9a329912a58821dad", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7f50f24be5294b93454bb667da96996f89352b86818bbda9a329912a58821dad", kill_on_drop: false }` [INFO] [stdout] 7f50f24be5294b93454bb667da96996f89352b86818bbda9a329912a58821dad