[INFO] fetching crate lazy-pregen 0.1.4... [INFO] checking lazy-pregen-0.1.4 against try#cac44d9528e3bbbdaa1537d187bd489ccc5de18c for pr-91141 [INFO] extracting crate lazy-pregen 0.1.4 into /workspace/builds/worker-19/source [INFO] validating manifest of crates.io crate lazy-pregen 0.1.4 on toolchain cac44d9528e3bbbdaa1537d187bd489ccc5de18c [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate lazy-pregen 0.1.4 [INFO] finished tweaking crates.io crate lazy-pregen 0.1.4 [INFO] tweaked toml for crates.io crate lazy-pregen 0.1.4 written to /workspace/builds/worker-19/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "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-19/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 5137d241550116266c237f4f1227a6ae7ac6c05750161959ddff1d1441607a90 [INFO] running `Command { std: "docker" "start" "-a" "5137d241550116266c237f4f1227a6ae7ac6c05750161959ddff1d1441607a90", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "5137d241550116266c237f4f1227a6ae7ac6c05750161959ddff1d1441607a90", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5137d241550116266c237f4f1227a6ae7ac6c05750161959ddff1d1441607a90", kill_on_drop: false }` [INFO] [stdout] 5137d241550116266c237f4f1227a6ae7ac6c05750161959ddff1d1441607a90 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 5dc68ae250555023c18740a098c51d6c029b043be4dfda222fcb0e8fda578017 [INFO] running `Command { std: "docker" "start" "-a" "5dc68ae250555023c18740a098c51d6c029b043be4dfda222fcb0e8fda578017", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling autocfg v1.0.1 [INFO] [stderr] Compiling libc v0.2.108 [INFO] [stderr] Compiling proc-macro2 v1.0.32 [INFO] [stderr] Compiling memchr v2.4.1 [INFO] [stderr] Compiling unicode-xid v0.2.2 [INFO] [stderr] Checking cfg-if v1.0.0 [INFO] [stderr] Compiling cc v1.0.72 [INFO] [stderr] Compiling serde v1.0.130 [INFO] [stderr] Checking gimli v0.26.1 [INFO] [stderr] Checking adler v1.0.2 [INFO] [stderr] Checking bitflags v1.3.2 [INFO] [stderr] Compiling log v0.4.14 [INFO] [stderr] Compiling failure_derive v0.1.8 [INFO] [stderr] Checking rustc-demangle v0.1.21 [INFO] [stderr] Checking unicode-width v0.1.9 [INFO] [stderr] Compiling serde_derive v1.0.130 [INFO] [stderr] Checking regex-syntax v0.6.25 [INFO] [stderr] Checking ansi_term v0.11.0 [INFO] [stderr] Checking vec_map v0.8.2 [INFO] [stderr] Checking strsim v0.8.0 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Compiling num-traits v0.2.14 [INFO] [stderr] Compiling num-integer v0.1.44 [INFO] [stderr] Compiling miniz_oxide v0.4.4 [INFO] [stderr] Compiling memoffset v0.6.4 [INFO] [stderr] Compiling backtrace v0.3.63 [INFO] [stderr] Checking object v0.27.1 [INFO] [stderr] Checking aho-corasick v0.7.18 [INFO] [stderr] Compiling quote v1.0.10 [INFO] [stderr] Compiling syn v1.0.82 [INFO] [stderr] Checking regex v1.5.4 [INFO] [stderr] Checking time v0.1.44 [INFO] [stderr] Checking nix v0.23.0 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking clap v2.33.3 [INFO] [stderr] Checking chrono v0.4.19 [INFO] [stderr] Checking addr2line v0.17.0 [INFO] [stderr] Checking fern v0.5.9 [INFO] [stderr] Compiling synstructure v0.12.6 [INFO] [stderr] Checking toml v0.4.10 [INFO] [stderr] Checking bincode v1.3.3 [INFO] [stderr] Checking failure v0.1.8 [INFO] [stderr] Checking ctrlc v3.2.1 [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 12.15s [INFO] running `Command { std: "docker" "inspect" "5dc68ae250555023c18740a098c51d6c029b043be4dfda222fcb0e8fda578017", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5dc68ae250555023c18740a098c51d6c029b043be4dfda222fcb0e8fda578017", kill_on_drop: false }` [INFO] [stdout] 5dc68ae250555023c18740a098c51d6c029b043be4dfda222fcb0e8fda578017