[INFO] fetching crate wide-str-impl 0.1.0... [INFO] checking wide-str-impl-0.1.0 against try#3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f for pr-87248 [INFO] extracting crate wide-str-impl 0.1.0 into /workspace/builds/worker-2/source [INFO] validating manifest of crates.io crate wide-str-impl 0.1.0 on toolchain 3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate wide-str-impl 0.1.0 [INFO] finished tweaking crates.io crate wide-str-impl 0.1.0 [INFO] tweaked toml for crates.io crate wide-str-impl 0.1.0 written to /workspace/builds/worker-2/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] a2feeb6ec4024a155969a4395e4da50a0b411d56e6c59c17937ab56baca8431f [INFO] running `Command { std: "docker" "start" "-a" "a2feeb6ec4024a155969a4395e4da50a0b411d56e6c59c17937ab56baca8431f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "a2feeb6ec4024a155969a4395e4da50a0b411d56e6c59c17937ab56baca8431f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a2feeb6ec4024a155969a4395e4da50a0b411d56e6c59c17937ab56baca8431f", kill_on_drop: false }` [INFO] [stdout] a2feeb6ec4024a155969a4395e4da50a0b411d56e6c59c17937ab56baca8431f [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] cdfbe59ae07c9ed939743ba5a219a55040602570e464dd745e55c205d432183f [INFO] running `Command { std: "docker" "start" "-a" "cdfbe59ae07c9ed939743ba5a219a55040602570e464dd745e55c205d432183f", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro-hack v0.5.19 [INFO] [stderr] Checking wide-str-impl v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: panic message contains a brace [INFO] [stdout] --> src/lib.rs:38:60 [INFO] [stdout] | [INFO] [stdout] 38 | ... panic!("Syntax Error: Missing `{` to begin the unicode escape"); [INFO] [stdout] | ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_fmt_panics)]` on by default [INFO] [stdout] = note: this message is not used as a format string, but will be in Rust 2021 [INFO] [stdout] help: add a "{}" format string to use the message literally [INFO] [stdout] | [INFO] [stdout] 38 | panic!("{}", "Syntax Error: Missing `{` to begin the unicode escape"); [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: panic message contains a brace [INFO] [stdout] --> src/lib.rs:38:60 [INFO] [stdout] | [INFO] [stdout] 38 | ... panic!("Syntax Error: Missing `{` to begin the unicode escape"); [INFO] [stdout] | ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_fmt_panics)]` on by default [INFO] [stdout] = note: this message is not used as a format string, but will be in Rust 2021 [INFO] [stdout] help: add a "{}" format string to use the message literally [INFO] [stdout] | [INFO] [stdout] 38 | panic!("{}", "Syntax Error: Missing `{` to begin the unicode escape"); [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1.67s [INFO] running `Command { std: "docker" "inspect" "cdfbe59ae07c9ed939743ba5a219a55040602570e464dd745e55c205d432183f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "cdfbe59ae07c9ed939743ba5a219a55040602570e464dd745e55c205d432183f", kill_on_drop: false }` [INFO] [stdout] cdfbe59ae07c9ed939743ba5a219a55040602570e464dd745e55c205d432183f