[INFO] fetching crate libsugar 2.4.1... [INFO] checking libsugar-2.4.1 against master#ab869e094a907cc5d19b4080f22eccaf347f1f95 for pr-129604 [INFO] extracting crate libsugar 2.4.1 into /workspace/builds/worker-5-tc1/source [INFO] validating manifest of crates.io crate libsugar 2.4.1 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 crates.io crate libsugar 2.4.1 [INFO] finished tweaking crates.io crate libsugar 2.4.1 [INFO] tweaked toml for crates.io crate libsugar 2.4.1 written to /workspace/builds/worker-5-tc1/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 2 packages to latest compatible versions [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] Downloading crates ... [INFO] [stderr] Downloaded tuples v1.15.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 2c189e6d5afaa49f071bfa2135bbbe954067c0927606bcfa9d154bdf62f3ce86 [INFO] running `Command { std: "docker" "start" "-a" "2c189e6d5afaa49f071bfa2135bbbe954067c0927606bcfa9d154bdf62f3ce86", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "2c189e6d5afaa49f071bfa2135bbbe954067c0927606bcfa9d154bdf62f3ce86", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2c189e6d5afaa49f071bfa2135bbbe954067c0927606bcfa9d154bdf62f3ce86", kill_on_drop: false }` [INFO] [stdout] 2c189e6d5afaa49f071bfa2135bbbe954067c0927606bcfa9d154bdf62f3ce86 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 8be0b03335e7c8394f307230a3352e1252a768c697e390c1a8b15064875d7617 [INFO] running `Command { std: "docker" "start" "-a" "8be0b03335e7c8394f307230a3352e1252a768c697e390c1a8b15064875d7617", kill_on_drop: false }` [INFO] [stderr] Checking tuples v1.15.0 [INFO] [stderr] Checking libsugar v2.4.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: this labeled break expression is easy to confuse with an unlabeled break with a labeled value expression [INFO] [stdout] --> src/lib.rs:268:84 [INFO] [stdout] | [INFO] [stdout] 268 | $($l :)? loop { _matchand!( $( $p = $e ; { } )* ; { break $($l)? $b ; }) ; break $($l)? $el; } [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] ::: src/tests.rs:32:18 [INFO] [stdout] | [INFO] [stdout] 32 | let _: i32 = bop!('a: match && Some(va) = a, Some(vb) = b => { [INFO] [stdout] | __________________- [INFO] [stdout] 33 | | #[cfg(feature = "std")] { [INFO] [stdout] 34 | | println!("some {} {}", va, vb); [INFO] [stdout] 35 | | } [INFO] [stdout] ... | [INFO] [stdout] 38 | | 2 [INFO] [stdout] 39 | | }); [INFO] [stdout] | |______- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(break_with_label_and_loop)]` on by default [INFO] [stdout] = note: this warning originates in the macro `bop` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] help: wrap this expression in parentheses [INFO] [stdout] | [INFO] [stdout] 268 | $($l :)? loop { _matchand!( $( $p = $e ; { } )* ; { break $($l)? $b ; }) ; break $($l)? ($el); } [INFO] [stdout] | + + [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: this labeled break expression is easy to confuse with an unlabeled break with a labeled value expression [INFO] [stdout] --> src/lib.rs:268:61 [INFO] [stdout] | [INFO] [stdout] 268 | $($l :)? loop { _matchand!( $( $p = $e ; { } )* ; { break $($l)? $b ; }) ; break $($l)? $el; } [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] ::: src/tests.rs:32:18 [INFO] [stdout] | [INFO] [stdout] 32 | let _: i32 = bop!('a: match && Some(va) = a, Some(vb) = b => { [INFO] [stdout] | __________________- [INFO] [stdout] 33 | | #[cfg(feature = "std")] { [INFO] [stdout] 34 | | println!("some {} {}", va, vb); [INFO] [stdout] 35 | | } [INFO] [stdout] ... | [INFO] [stdout] 38 | | 2 [INFO] [stdout] 39 | | }); [INFO] [stdout] | |______- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: this warning originates in the macro `bop` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] help: wrap this expression in parentheses [INFO] [stdout] | [INFO] [stdout] 268 | $($l :)? loop { _matchand!( $( $p = $e ; { } )* ; { break $($l)? ($b) ; }) ; break $($l)? $el; } [INFO] [stdout] | + + [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `macro_lit::*` [INFO] [stdout] --> src/lib.rs:321:9 [INFO] [stdout] | [INFO] [stdout] 321 | pub use macro_lit::*; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `macro_lit::*` [INFO] [stdout] --> src/lib.rs:321:9 [INFO] [stdout] | [INFO] [stdout] 321 | pub use macro_lit::*; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: panic message is not a string literal [INFO] [stdout] --> src/chain_panic.rs:8:16 [INFO] [stdout] | [INFO] [stdout] 8 | panic!(self) [INFO] [stdout] | ------ ^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: use std::panic::panic_any instead: `std::panic::panic_any` [INFO] [stdout] | [INFO] [stdout] = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021 [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: `#[warn(non_fmt_panics)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: panic message is not a string literal [INFO] [stdout] --> src/chain_panic.rs:8:16 [INFO] [stdout] | [INFO] [stdout] 8 | panic!(self) [INFO] [stdout] | ------ ^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: use std::panic::panic_any instead: `std::panic::panic_any` [INFO] [stdout] | [INFO] [stdout] = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021 [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: `#[warn(non_fmt_panics)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 9.34s [INFO] running `Command { std: "docker" "inspect" "8be0b03335e7c8394f307230a3352e1252a768c697e390c1a8b15064875d7617", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8be0b03335e7c8394f307230a3352e1252a768c697e390c1a8b15064875d7617", kill_on_drop: false }` [INFO] [stdout] 8be0b03335e7c8394f307230a3352e1252a768c697e390c1a8b15064875d7617