[INFO] fetching crate lazy-pregen 0.1.4...
[INFO] testing lazy-pregen-0.1.4 against try#c2e32f1c9652b13ed99608599c1e855462f421f3 for pr-146098-7
[INFO] extracting crate lazy-pregen 0.1.4 into /workspace/builds/worker-6-tc2/source
[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-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate lazy-pregen 0.1.4 on toolchain c2e32f1c9652b13ed99608599c1e855462f421f3
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 75 packages to latest compatible versions
[INFO] [stderr]       Adding bincode v1.3.3 (available: v2.0.1)
[INFO] [stderr]       Adding clap v2.34.0 (available: v4.5.51)
[INFO] [stderr]       Adding fern v0.5.9 (available: v0.7.1)
[INFO] [stderr]       Adding toml v0.4.10 (available: v0.9.8)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5fef95b2bfcc9838cf183aed1ae8e14db15bf98ba6504d678c6d7924927b8d5a
[INFO] running `Command { std: "docker" "start" "-a" "5fef95b2bfcc9838cf183aed1ae8e14db15bf98ba6504d678c6d7924927b8d5a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5fef95b2bfcc9838cf183aed1ae8e14db15bf98ba6504d678c6d7924927b8d5a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5fef95b2bfcc9838cf183aed1ae8e14db15bf98ba6504d678c6d7924927b8d5a", kill_on_drop: false }`
[INFO] [stdout] 5fef95b2bfcc9838cf183aed1ae8e14db15bf98ba6504d678c6d7924927b8d5a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c8f4e35254150a939a6cb9416bb0c76a408e417e8e847519da099ddfb9fab897
[INFO] running `Command { std: "docker" "start" "-a" "c8f4e35254150a939a6cb9416bb0c76a408e417e8e847519da099ddfb9fab897", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] [stderr]    Compiling libc v0.2.177
[INFO] [stderr]    Compiling nix v0.30.1
[INFO] [stderr]    Compiling iana-time-zone v0.1.64
[INFO] [stderr]    Compiling log v0.4.28
[INFO] [stderr]    Compiling bincode v1.3.3
[INFO] [stderr]    Compiling toml v0.4.10
[INFO] [stderr]    Compiling chrono v0.4.42
[INFO] [stderr]    Compiling fern v0.5.9
[INFO] [stderr]    Compiling backtrace v0.3.76
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling clap v2.34.0
[INFO] [stderr]    Compiling failure v0.1.8
[INFO] [stderr]    Compiling ctrlc v3.5.1
[INFO] [stderr]    Compiling lazy-pregen v0.1.4 (/opt/rustwide/workdir)
[INFO] [stdout] warning: fields `stdout_join` and `stderr_join` are never read
[INFO] [stdout]    --> src/main.rs:122:5
[INFO] [stdout]     |
[INFO] [stdout] 120 | struct TextStream {
[INFO] [stdout]     |        ---------- fields in this struct
[INFO] [stdout] 121 |     receiver: Receiver<Text>,
[INFO] [stdout] 122 |     stdout_join: JoinHandle<()>,
[INFO] [stdout]     |     ^^^^^^^^^^^
[INFO] [stdout] 123 |     stderr_join: JoinHandle<()>,
[INFO] [stdout]     |     ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `TextStream` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> src/main.rs:198:12
[INFO] [stdout]     |
[INFO] [stdout] 198 |     Stderr(String),
[INFO] [stdout]     |     ------ ^^^^^^
[INFO] [stdout]     |     |
[INFO] [stdout]     |     field in this variant
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Text` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 198 -     Stderr(String),
[INFO] [stdout] 198 +     Stderr(()),
[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]     = warning: this changes meaning in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/IntoIterator-for-arrays.html>
[INFO] [stdout]     = note: `#[warn(array_into_iter)]` (part of `#[warn(rust_2021_compatibility)]`) on by default
[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"].into_iter())
[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([&xmx_arg, "-jar", &config.resources.server, "nogui"].into_iter())
[INFO] [stdout] 802 +                 .args(IntoIterator::into_iter([&xmx_arg, "-jar", &config.resources.server, "nogui"]))
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 15.62s
[INFO] running `Command { std: "docker" "inspect" "c8f4e35254150a939a6cb9416bb0c76a408e417e8e847519da099ddfb9fab897", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c8f4e35254150a939a6cb9416bb0c76a408e417e8e847519da099ddfb9fab897", kill_on_drop: false }`
[INFO] [stdout] c8f4e35254150a939a6cb9416bb0c76a408e417e8e847519da099ddfb9fab897
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 960ff2f0b352bc641801ee9b30489f1930c1d203877f09874c8dd94d88da9d9d
[INFO] running `Command { std: "docker" "start" "-a" "960ff2f0b352bc641801ee9b30489f1930c1d203877f09874c8dd94d88da9d9d", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] [stderr]    Compiling lazy-pregen v0.1.4 (/opt/rustwide/workdir)
[INFO] [stdout] warning: fields `stdout_join` and `stderr_join` are never read
[INFO] [stdout]    --> src/main.rs:122:5
[INFO] [stdout]     |
[INFO] [stdout] 120 | struct TextStream {
[INFO] [stdout]     |        ---------- fields in this struct
[INFO] [stdout] 121 |     receiver: Receiver<Text>,
[INFO] [stdout] 122 |     stdout_join: JoinHandle<()>,
[INFO] [stdout]     |     ^^^^^^^^^^^
[INFO] [stdout] 123 |     stderr_join: JoinHandle<()>,
[INFO] [stdout]     |     ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `TextStream` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> src/main.rs:198:12
[INFO] [stdout]     |
[INFO] [stdout] 198 |     Stderr(String),
[INFO] [stdout]     |     ------ ^^^^^^
[INFO] [stdout]     |     |
[INFO] [stdout]     |     field in this variant
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Text` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 198 -     Stderr(String),
[INFO] [stdout] 198 +     Stderr(()),
[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]     = warning: this changes meaning in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/IntoIterator-for-arrays.html>
[INFO] [stdout]     = note: `#[warn(array_into_iter)]` (part of `#[warn(rust_2021_compatibility)]`) on by default
[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"].into_iter())
[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([&xmx_arg, "-jar", &config.resources.server, "nogui"].into_iter())
[INFO] [stdout] 802 +                 .args(IntoIterator::into_iter([&xmx_arg, "-jar", &config.resources.server, "nogui"]))
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.70s
[INFO] running `Command { std: "docker" "inspect" "960ff2f0b352bc641801ee9b30489f1930c1d203877f09874c8dd94d88da9d9d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "960ff2f0b352bc641801ee9b30489f1930c1d203877f09874c8dd94d88da9d9d", kill_on_drop: false }`
[INFO] [stdout] 960ff2f0b352bc641801ee9b30489f1930c1d203877f09874c8dd94d88da9d9d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] a5745a6d095eb456869ea0be5e63aae463c6788bdae22236e082219470e322df
[INFO] running `Command { std: "docker" "start" "-a" "a5745a6d095eb456869ea0be5e63aae463c6788bdae22236e082219470e322df", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] [stderr] warning: fields `stdout_join` and `stderr_join` are never read
[INFO] [stderr]    --> src/main.rs:122:5
[INFO] [stderr]     |
[INFO] [stderr] 120 | struct TextStream {
[INFO] [stderr]     |        ---------- fields in this struct
[INFO] [stderr] 121 |     receiver: Receiver<Text>,
[INFO] [stderr] 122 |     stdout_join: JoinHandle<()>,
[INFO] [stderr]     |     ^^^^^^^^^^^
[INFO] [stderr] 123 |     stderr_join: JoinHandle<()>,
[INFO] [stderr]     |     ^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `TextStream` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field `0` is never read
[INFO] [stderr]    --> src/main.rs:198:12
[INFO] [stderr]     |
[INFO] [stderr] 198 |     Stderr(String),
[INFO] [stderr]     |     ------ ^^^^^^
[INFO] [stderr]     |     |
[INFO] [stderr]     |     field in this variant
[INFO] [stderr]     |
[INFO] [stderr]     = note: `Text` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stderr]     |
[INFO] [stderr] 198 -     Stderr(String),
[INFO] [stderr] 198 +     Stderr(()),
[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]     = warning: this changes meaning in Rust 2021
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/IntoIterator-for-arrays.html>
[INFO] [stderr]     = note: `#[warn(array_into_iter)]` (part of `#[warn(rust_2021_compatibility)]`) on by default
[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"].into_iter())
[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([&xmx_arg, "-jar", &config.resources.server, "nogui"].into_iter())
[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 (run `cargo fix --bin "lazy-pregen" -p lazy-pregen --tests` to apply 1 suggestion)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.24s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/lazy_pregen-eb8df14e55fddb64)
[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" "a5745a6d095eb456869ea0be5e63aae463c6788bdae22236e082219470e322df", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a5745a6d095eb456869ea0be5e63aae463c6788bdae22236e082219470e322df", kill_on_drop: false }`
[INFO] [stdout] a5745a6d095eb456869ea0be5e63aae463c6788bdae22236e082219470e322df
