[INFO] cloning repository https://github.com/Stef-Gijsberts/mos [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Stef-Gijsberts/mos" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FStef-Gijsberts%2Fmos", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FStef-Gijsberts%2Fmos'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 5e8a63b675eeb75b65fe6b2e07b9c33a91747309 [INFO] checking Stef-Gijsberts/mos/5e8a63b675eeb75b65fe6b2e07b9c33a91747309 against master#ab869e094a907cc5d19b4080f22eccaf347f1f95 for pr-129604 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FStef-Gijsberts%2Fmos" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/Stef-Gijsberts/mos on toolchain ab869e094a907cc5d19b4080f22eccaf347f1f95 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/Stef-Gijsberts/mos [INFO] finished tweaking git repo https://github.com/Stef-Gijsberts/mos [INFO] tweaked toml for git repo https://github.com/Stef-Gijsberts/mos written to /workspace/builds/worker-4-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/Stef-Gijsberts/mos 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" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded str-buf v1.0.5 [INFO] [stderr] Downloaded error-code v2.3.0 [INFO] [stderr] Downloaded indent_write v2.2.0 [INFO] [stderr] Downloaded fd-lock v3.0.2 [INFO] [stderr] Downloaded brownstone v1.1.0 [INFO] [stderr] Downloaded nom-supreme v0.6.0 [INFO] [stderr] Downloaded joinery v2.1.0 [INFO] [stderr] Downloaded bytecount v0.6.2 [INFO] [stderr] Downloaded rustyline v9.1.1 [INFO] [stderr] Downloaded clipboard-win v4.2.2 [INFO] [stderr] Downloaded nix v0.23.0 [INFO] [stderr] Downloaded windows_i686_msvc v0.28.0 [INFO] [stderr] Downloaded windows_x86_64_msvc v0.28.0 [INFO] [stderr] Downloaded windows_aarch64_msvc v0.28.0 [INFO] [stderr] Downloaded windows_x86_64_gnu v0.28.0 [INFO] [stderr] Downloaded windows_i686_gnu v0.28.0 [INFO] [stderr] Downloaded windows-sys v0.28.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 157850290b29261732ba21889dac7ba09bd2bcb9d4d401cbdf58c78e0e12f18f [INFO] running `Command { std: "docker" "start" "-a" "157850290b29261732ba21889dac7ba09bd2bcb9d4d401cbdf58c78e0e12f18f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "157850290b29261732ba21889dac7ba09bd2bcb9d4d401cbdf58c78e0e12f18f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "157850290b29261732ba21889dac7ba09bd2bcb9d4d401cbdf58c78e0e12f18f", kill_on_drop: false }` [INFO] [stdout] 157850290b29261732ba21889dac7ba09bd2bcb9d4d401cbdf58c78e0e12f18f [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] f7fef4ca44ead14129bcf19c5ea6e10e38d5bba3144fe02c754e0a1ef56ca96e [INFO] running `Command { std: "docker" "start" "-a" "f7fef4ca44ead14129bcf19c5ea6e10e38d5bba3144fe02c754e0a1ef56ca96e", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.112 [INFO] [stderr] Compiling memoffset v0.6.5 [INFO] [stderr] Compiling nom v7.1.0 [INFO] [stderr] Checking minimal-lexical v0.2.1 [INFO] [stderr] Checking nibble_vec v0.1.0 [INFO] [stderr] Checking endian-type v0.1.2 [INFO] [stderr] Checking arrayvec v0.7.2 [INFO] [stderr] Checking utf8parse v0.2.0 [INFO] [stderr] Checking indent_write v2.2.0 [INFO] [stderr] Checking unicode-width v0.1.9 [INFO] [stderr] Checking bytecount v0.6.2 [INFO] [stderr] Checking unicode-segmentation v1.8.0 [INFO] [stderr] Checking joinery v2.1.0 [INFO] [stderr] Checking radix_trie v0.2.1 [INFO] [stderr] Checking brownstone v1.1.0 [INFO] [stderr] Checking dirs-sys-next v0.1.2 [INFO] [stderr] Checking fd-lock v3.0.2 [INFO] [stderr] Checking dirs-sys v0.3.6 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking nix v0.23.0 [INFO] [stderr] Checking colored v2.0.0 [INFO] [stderr] Checking dirs-next v2.0.0 [INFO] [stderr] Checking dirs v4.0.0 [INFO] [stderr] Checking nom_locate v4.0.0 (/opt/rustwide/workdir/vendor/nom_locate) [INFO] [stderr] Checking nom-supreme v0.6.0 [INFO] [stdout] warning: unused imports: `Copied` and `Enumerate` [INFO] [stdout] --> vendor/nom_locate/src/lib.rs:81:29 [INFO] [stdout] | [INFO] [stdout] 81 | pub use std::iter::{Copied, Enumerate}; [INFO] [stdout] | ^^^^^^ ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `RangeFull` and `Range` [INFO] [stdout] --> vendor/nom_locate/src/lib.rs:82:28 [INFO] [stdout] | [INFO] [stdout] 82 | pub use std::ops::{Range, RangeFrom, RangeFull, RangeTo}; [INFO] [stdout] | ^^^^^ ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::slice::Iter` [INFO] [stdout] --> vendor/nom_locate/src/lib.rs:84:17 [INFO] [stdout] | [INFO] [stdout] 84 | pub use std::slice::Iter; [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `CharIndices` and `Chars` [INFO] [stdout] --> vendor/nom_locate/src/lib.rs:85:28 [INFO] [stdout] | [INFO] [stdout] 85 | pub use std::str::{CharIndices, Chars, FromStr}; [INFO] [stdout] | ^^^^^^^^^^^ ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `String` [INFO] [stdout] --> vendor/nom_locate/src/lib.rs:86:31 [INFO] [stdout] | [INFO] [stdout] 86 | pub use std::string::{String, ToString}; [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::vec::Vec` [INFO] [stdout] --> vendor/nom_locate/src/lib.rs:87:17 [INFO] [stdout] | [INFO] [stdout] 87 | pub use std::vec::Vec; [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 6 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking rustyline v9.1.1 [INFO] [stderr] Checking mos v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused variable: `l` [INFO] [stdout] --> src/formatter.rs:39:26 [INFO] [stdout] | [INFO] [stdout] 39 | Value::Apply(l, r) => write!( [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_l` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `r` [INFO] [stdout] --> src/formatter.rs:39:29 [INFO] [stdout] | [INFO] [stdout] 39 | Value::Apply(l, r) => write!( [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_r` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `l` [INFO] [stdout] --> src/formatter.rs:39:26 [INFO] [stdout] | [INFO] [stdout] 39 | Value::Apply(l, r) => write!( [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_l` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `r` [INFO] [stdout] --> src/formatter.rs:39:29 [INFO] [stdout] | [INFO] [stdout] 39 | Value::Apply(l, r) => write!( [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_r` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:266:5 [INFO] [stdout] | [INFO] [stdout] 266 | rl.load_history(&history_path); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 266 | let _ = rl.load_history(&history_path); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:266:5 [INFO] [stdout] | [INFO] [stdout] 266 | rl.load_history(&history_path); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 266 | let _ = rl.load_history(&history_path); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 8.84s [INFO] running `Command { std: "docker" "inspect" "f7fef4ca44ead14129bcf19c5ea6e10e38d5bba3144fe02c754e0a1ef56ca96e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f7fef4ca44ead14129bcf19c5ea6e10e38d5bba3144fe02c754e0a1ef56ca96e", kill_on_drop: false }` [INFO] [stdout] f7fef4ca44ead14129bcf19c5ea6e10e38d5bba3144fe02c754e0a1ef56ca96e