[INFO] fetching crate codepage-437 0.1.0... [INFO] checking codepage-437-0.1.0 against try#c387b04bf028733cd561d62128c8a5eee4bc1458+rustflags=-Dtail_expr_drop_order for pr-130930 [INFO] extracting crate codepage-437 0.1.0 into /workspace/builds/worker-3-tc2/source [INFO] validating manifest of crates.io crate codepage-437 0.1.0 on toolchain c387b04bf028733cd561d62128c8a5eee4bc1458 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate codepage-437 0.1.0 [INFO] finished tweaking crates.io crate codepage-437 0.1.0 [INFO] tweaked toml for crates.io crate codepage-437 0.1.0 written to /workspace/builds/worker-3-tc2/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 11 packages to latest compatible versions [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:6252d7ea7fb8caaf7af6d800c5fb250a9cd862b9a7f9508afb3c54fa7fe1102e" "/opt/rustwide/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] f9bdd95f9e45ff9daa6040cdf298ed474485f7889e7d8b581eb124c293341ac1 [INFO] running `Command { std: "docker" "start" "-a" "f9bdd95f9e45ff9daa6040cdf298ed474485f7889e7d8b581eb124c293341ac1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "f9bdd95f9e45ff9daa6040cdf298ed474485f7889e7d8b581eb124c293341ac1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f9bdd95f9e45ff9daa6040cdf298ed474485f7889e7d8b581eb124c293341ac1", kill_on_drop: false }` [INFO] [stdout] f9bdd95f9e45ff9daa6040cdf298ed474485f7889e7d8b581eb124c293341ac1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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 -Dtail_expr_drop_order" "-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@sha256:6252d7ea7fb8caaf7af6d800c5fb250a9cd862b9a7f9508afb3c54fa7fe1102e" "/opt/rustwide/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] bea8a7682e7e2f7cb64a1717b544fc45666e13b1175a99abbdd548ffbe1e63ce [INFO] running `Command { std: "docker" "start" "-a" "bea8a7682e7e2f7cb64a1717b544fc45666e13b1175a99abbdd548ffbe1e63ce", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021 [INFO] [stderr] Compiling serde v1.0.210 [INFO] [stderr] Compiling memchr v2.7.4 [INFO] [stderr] Compiling ryu v1.0.18 [INFO] [stderr] Compiling itoa v1.0.11 [INFO] [stderr] Compiling csv-core v0.1.11 [INFO] [stderr] Compiling csv v1.3.0 [INFO] [stderr] Compiling codepage-437 v0.1.0 (/opt/rustwide/workdir) [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] --> tests/cp437_wingdings/encode/to_cp437/borrowing.rs:12:34 [INFO] [stdout] | [INFO] [stdout] 12 | assert!(is_borrowed(&[c].into_iter().collect::().to_cp437(&CP437_WINGDINGS).unwrap())); [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2021 [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: `#[warn(array_into_iter)]` on by default [INFO] [stdout] help: use `.iter()` instead of `.into_iter()` to avoid ambiguity [INFO] [stdout] | [INFO] [stdout] 12 | assert!(is_borrowed(&[c].iter().collect::().to_cp437(&CP437_WINGDINGS).unwrap())); [INFO] [stdout] | ~~~~ [INFO] [stdout] help: or use `IntoIterator::into_iter(..)` instead of `.into_iter()` to explicitly iterate by value [INFO] [stdout] | [INFO] [stdout] 12 | assert!(is_borrowed(&IntoIterator::into_iter([c]).collect::().to_cp437(&CP437_WINGDINGS).unwrap())); [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] --> tests/cp437_wingdings/encode/to_cp437/borrowing.rs:23:35 [INFO] [stdout] | [INFO] [stdout] 23 | assert!(!is_borrowed(&[c].into_iter().collect::().to_cp437(&CP437_WINGDINGS).unwrap())); [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [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] 23 | assert!(!is_borrowed(&[c].iter().collect::().to_cp437(&CP437_WINGDINGS).unwrap())); [INFO] [stdout] | ~~~~ [INFO] [stdout] help: or use `IntoIterator::into_iter(..)` instead of `.into_iter()` to explicitly iterate by value [INFO] [stdout] | [INFO] [stdout] 23 | assert!(!is_borrowed(&IntoIterator::into_iter([c]).collect::().to_cp437(&CP437_WINGDINGS).unwrap())); [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] --> tests/cp437_wingdings/encode/to_cp437/borrowing.rs:42:47 [INFO] [stdout] | [INFO] [stdout] 42 | assert!(!is_borrowed(&[c, new_beyond].into_iter().collect::().to_cp437(&CP437_WINGDINGS).unwrap())); [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [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] 42 | assert!(!is_borrowed(&[c, new_beyond].iter().collect::().to_cp437(&CP437_WINGDINGS).unwrap())); [INFO] [stdout] | ~~~~ [INFO] [stdout] help: or use `IntoIterator::into_iter(..)` instead of `.into_iter()` to explicitly iterate by value [INFO] [stdout] | [INFO] [stdout] 42 | assert!(!is_borrowed(&IntoIterator::into_iter([c, new_beyond]).collect::().to_cp437(&CP437_WINGDINGS).unwrap())); [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] --> tests/cp437_control/encode/to_cp437/borrowing.rs:12:34 [INFO] [stdout] | [INFO] [stdout] 12 | assert!(is_borrowed(&[c].into_iter().collect::().to_cp437(&CP437_CONTROL).unwrap())); [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [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] 12 | assert!(is_borrowed(&[c].iter().collect::().to_cp437(&CP437_CONTROL).unwrap())); [INFO] [stdout] | ~~~~ [INFO] [stdout] help: or use `IntoIterator::into_iter(..)` instead of `.into_iter()` to explicitly iterate by value [INFO] [stdout] | [INFO] [stdout] 12 | assert!(is_borrowed(&IntoIterator::into_iter([c]).collect::().to_cp437(&CP437_CONTROL).unwrap())); [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] --> tests/cp437_control/encode/to_cp437/borrowing.rs:23:35 [INFO] [stdout] | [INFO] [stdout] 23 | assert!(!is_borrowed(&[c].into_iter().collect::().to_cp437(&CP437_CONTROL).unwrap())); [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [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] 23 | assert!(!is_borrowed(&[c].iter().collect::().to_cp437(&CP437_CONTROL).unwrap())); [INFO] [stdout] | ~~~~ [INFO] [stdout] help: or use `IntoIterator::into_iter(..)` instead of `.into_iter()` to explicitly iterate by value [INFO] [stdout] | [INFO] [stdout] 23 | assert!(!is_borrowed(&IntoIterator::into_iter([c]).collect::().to_cp437(&CP437_CONTROL).unwrap())); [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] --> tests/cp437_control/encode/to_cp437/borrowing.rs:42:47 [INFO] [stdout] | [INFO] [stdout] 42 | assert!(!is_borrowed(&[c, new_beyond].into_iter().collect::().to_cp437(&CP437_CONTROL).unwrap())); [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [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] 42 | assert!(!is_borrowed(&[c, new_beyond].iter().collect::().to_cp437(&CP437_CONTROL).unwrap())); [INFO] [stdout] | ~~~~ [INFO] [stdout] help: or use `IntoIterator::into_iter(..)` instead of `.into_iter()` to explicitly iterate by value [INFO] [stdout] | [INFO] [stdout] 42 | assert!(!is_borrowed(&IntoIterator::into_iter([c, new_beyond]).collect::().to_cp437(&CP437_CONTROL).unwrap())); [INFO] [stdout] | ++++++++++++++++++++++++ ~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 6 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.48s [INFO] running `Command { std: "docker" "inspect" "bea8a7682e7e2f7cb64a1717b544fc45666e13b1175a99abbdd548ffbe1e63ce", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "bea8a7682e7e2f7cb64a1717b544fc45666e13b1175a99abbdd548ffbe1e63ce", kill_on_drop: false }` [INFO] [stdout] bea8a7682e7e2f7cb64a1717b544fc45666e13b1175a99abbdd548ffbe1e63ce