[INFO] cloning repository https://github.com/tupini07/rut [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/tupini07/rut" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftupini07%2Frut", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftupini07%2Frut'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 9936ba32c39421c28c81e0d603e4ca6865f35a0c [INFO] checking tupini07/rut against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftupini07%2Frut" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/tupini07/rut [INFO] finished tweaking git repo https://github.com/tupini07/rut [INFO] tweaked toml for git repo https://github.com/tupini07/rut written to /workspace/builds/worker-4-tc2/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/tupini07/rut on toolchain 4f260f0f20b3133d20cfb50353c0221943af5796 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/tupini07/rut already has a lockfile, it will not be regenerated [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 8d3836df942d2ca3ae38d679f17127f3388945cfe601e2f57525e4317be72abf [INFO] running `Command { std: "docker" "start" "-a" "8d3836df942d2ca3ae38d679f17127f3388945cfe601e2f57525e4317be72abf", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "8d3836df942d2ca3ae38d679f17127f3388945cfe601e2f57525e4317be72abf", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8d3836df942d2ca3ae38d679f17127f3388945cfe601e2f57525e4317be72abf", kill_on_drop: false }` [INFO] [stdout] 8d3836df942d2ca3ae38d679f17127f3388945cfe601e2f57525e4317be72abf [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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 -Dunmustuse_in_always_ok" "-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" "+4f260f0f20b3133d20cfb50353c0221943af5796" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] b57a24a9782d6af84f9b0a56d57daba982cafda93f24b79cd5908c90a613ad17 [INFO] running `Command { std: "docker" "start" "-a" "b57a24a9782d6af84f9b0a56d57daba982cafda93f24b79cd5908c90a613ad17", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.74 [INFO] [stderr] Compiling syn v1.0.74 [INFO] [stderr] Compiling proc-macro2 v1.0.28 [INFO] [stderr] Compiling indexmap v1.7.0 [INFO] [stderr] Checking os_str_bytes v3.1.0 [INFO] [stderr] Checking regex v1.5.5 [INFO] [stderr] Compiling quote v1.0.9 [INFO] [stderr] Compiling proc-macro-error-attr v1.0.4 [INFO] [stderr] Checking terminal_size v0.1.13 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking textwrap v0.14.2 [INFO] [stderr] Compiling proc-macro-error v1.0.4 [INFO] [stderr] Compiling clap_derive v3.0.0-beta.4 [INFO] [stderr] Checking clap v3.0.0-beta.4 [INFO] [stderr] Checking rut v0.1.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: a method with this name may be added to the standard library in the future [INFO] [stdout] --> src/fields_delimiters.rs:17:18 [INFO] [stdout] | [INFO] [stdout] 17 | .intersperse(join_string.to_string()) [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior! [INFO] [stdout] = note: for more information, see issue #48919 [INFO] [stdout] = help: call with fully qualified syntax `itertools::Itertools::intersperse(...)` to keep using the current method [INFO] [stdout] = note: `#[warn(unstable_name_collisions)]` (part of `#[warn(future_incompatible)]`) on by default [INFO] [stdout] help: add `#![feature(iter_intersperse)]` to the crate attributes to enable `std::iter::Iterator::intersperse` [INFO] [stdout] --> src/main.rs:1:1 [INFO] [stdout] | [INFO] [stdout] 1 + #![feature(iter_intersperse)] [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: a method with this name may be added to the standard library in the future [INFO] [stdout] --> src/fields_delimiters.rs:17:18 [INFO] [stdout] | [INFO] [stdout] 17 | .intersperse(join_string.to_string()) [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior! [INFO] [stdout] = note: for more information, see issue #48919 [INFO] [stdout] = help: call with fully qualified syntax `itertools::Itertools::intersperse(...)` to keep using the current method [INFO] [stdout] = note: `#[warn(unstable_name_collisions)]` (part of `#[warn(future_incompatible)]`) on by default [INFO] [stdout] help: add `#![feature(iter_intersperse)]` to the crate attributes to enable `std::iter::Iterator::intersperse` [INFO] [stdout] --> src/main.rs:1:1 [INFO] [stdout] | [INFO] [stdout] 1 + #![feature(iter_intersperse)] [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/cli.rs:12:5 [INFO] [stdout] | [INFO] [stdout] 12 | / /// Regex expression which specifies capture groups [INFO] [stdout] 13 | | #[clap(short, long)] [INFO] [stdout] 14 | | pub regex: Option, [INFO] [stdout] | |_____________________________^ [INFO] [stdout] | [INFO] [stdout] = note: requested on the command line with `-D unmustuse-in-always-ok` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/cli.rs:16:5 [INFO] [stdout] | [INFO] [stdout] 16 | / /// String template that specifies how to use the capture group [INFO] [stdout] 17 | | #[clap(short, long, allow_hyphen_values = true)] [INFO] [stdout] 18 | | pub template: Option, [INFO] [stdout] | |________________________________^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/cli.rs:20:5 [INFO] [stdout] | [INFO] [stdout] 20 | / /// Delimiter on which to cut the string [INFO] [stdout] 21 | | #[clap(short, long, allow_hyphen_values = true)] [INFO] [stdout] 22 | | pub delimiter: Option, [INFO] [stdout] | |_________________________________^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/cli.rs:24:5 [INFO] [stdout] | [INFO] [stdout] 24 | / /// Fields [INFO] [stdout] 25 | | #[clap(short, long, allow_hyphen_values = true)] [INFO] [stdout] 26 | | pub fields: Option, [INFO] [stdout] | |______________________________^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/cli.rs:28:5 [INFO] [stdout] | [INFO] [stdout] 28 | / /// The string used to join fields, if provided [INFO] [stdout] 29 | | #[clap(short, long, allow_hyphen_values = true)] [INFO] [stdout] 30 | | pub join_string: Option, [INFO] [stdout] | |___________________________________^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `rut` (bin "rut") due to 5 previous errors; 1 warning emitted [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/cli.rs:12:5 [INFO] [stdout] | [INFO] [stdout] 12 | / /// Regex expression which specifies capture groups [INFO] [stdout] 13 | | #[clap(short, long)] [INFO] [stdout] 14 | | pub regex: Option, [INFO] [stdout] | |_____________________________^ [INFO] [stdout] | [INFO] [stdout] = note: requested on the command line with `-D unmustuse-in-always-ok` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/cli.rs:16:5 [INFO] [stdout] | [INFO] [stdout] 16 | / /// String template that specifies how to use the capture group [INFO] [stdout] 17 | | #[clap(short, long, allow_hyphen_values = true)] [INFO] [stdout] 18 | | pub template: Option, [INFO] [stdout] | |________________________________^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/cli.rs:20:5 [INFO] [stdout] | [INFO] [stdout] 20 | / /// Delimiter on which to cut the string [INFO] [stdout] 21 | | #[clap(short, long, allow_hyphen_values = true)] [INFO] [stdout] 22 | | pub delimiter: Option, [INFO] [stdout] | |_________________________________^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/cli.rs:24:5 [INFO] [stdout] | [INFO] [stdout] 24 | / /// Fields [INFO] [stdout] 25 | | #[clap(short, long, allow_hyphen_values = true)] [INFO] [stdout] 26 | | pub fields: Option, [INFO] [stdout] | |______________________________^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/cli.rs:28:5 [INFO] [stdout] | [INFO] [stdout] 28 | / /// The string used to join fields, if provided [INFO] [stdout] 29 | | #[clap(short, long, allow_hyphen_values = true)] [INFO] [stdout] 30 | | pub join_string: Option, [INFO] [stdout] | |___________________________________^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `rut` (bin "rut" test) due to 5 previous errors; 1 warning emitted [INFO] running `Command { std: "docker" "inspect" "b57a24a9782d6af84f9b0a56d57daba982cafda93f24b79cd5908c90a613ad17", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b57a24a9782d6af84f9b0a56d57daba982cafda93f24b79cd5908c90a613ad17", kill_on_drop: false }` [INFO] [stdout] b57a24a9782d6af84f9b0a56d57daba982cafda93f24b79cd5908c90a613ad17