[INFO] fetching crate wide-str-impl 0.1.0... [INFO] testing wide-str-impl-0.1.0 against master#562dee4820c458d823175268e41601d4c060588a for pr-154210-1 [INFO] extracting crate wide-str-impl 0.1.0 into /workspace/builds/worker-1-tc1/source [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-1-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate wide-str-impl 0.1.0 on toolchain 562dee4820c458d823175268e41601d4c060588a [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Updating crates.io index [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Locking 1 package to latest compatible version [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded proc-macro-hack v0.5.20+deprecated [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 77549f3e7b035be5d2fa44f3b06973e5f3e9e63f24a185939bf00b459e796e2a [INFO] running `Command { std: "docker" "start" "-a" "77549f3e7b035be5d2fa44f3b06973e5f3e9e63f24a185939bf00b459e796e2a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "77549f3e7b035be5d2fa44f3b06973e5f3e9e63f24a185939bf00b459e796e2a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "77549f3e7b035be5d2fa44f3b06973e5f3e9e63f24a185939bf00b459e796e2a", kill_on_drop: false }` [INFO] [stdout] 77549f3e7b035be5d2fa44f3b06973e5f3e9e63f24a185939bf00b459e796e2a [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] f25b49487844f56ca32948bad9e35945467efe6335b6b086be23c789d07b9a43 [INFO] running `Command { std: "docker" "start" "-a" "f25b49487844f56ca32948bad9e35945467efe6335b6b086be23c789d07b9a43", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro-hack v0.5.20+deprecated [INFO] [stderr] Compiling 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: this message is not used as a format string, but will be in Rust 2021 [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: `#[warn(non_fmt_panics)]` (part of `#[warn(rust_2021_compatibility)]`) on by default [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] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.16s [INFO] running `Command { std: "docker" "inspect" "f25b49487844f56ca32948bad9e35945467efe6335b6b086be23c789d07b9a43", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f25b49487844f56ca32948bad9e35945467efe6335b6b086be23c789d07b9a43", kill_on_drop: false }` [INFO] [stdout] f25b49487844f56ca32948bad9e35945467efe6335b6b086be23c789d07b9a43 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 57ed39fa6e21f4a730fa22f2659354661cc0313e28b6fc442bd93de9fca84883 [INFO] running `Command { std: "docker" "start" "-a" "57ed39fa6e21f4a730fa22f2659354661cc0313e28b6fc442bd93de9fca84883", kill_on_drop: false }` [INFO] [stderr] Compiling 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: this message is not used as a format string, but will be in Rust 2021 [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: `#[warn(non_fmt_panics)]` (part of `#[warn(rust_2021_compatibility)]`) on by default [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: 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: this message is not used as a format string, but will be in Rust 2021 [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: `#[warn(non_fmt_panics)]` (part of `#[warn(rust_2021_compatibility)]`) on by default [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] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.34s [INFO] running `Command { std: "docker" "inspect" "57ed39fa6e21f4a730fa22f2659354661cc0313e28b6fc442bd93de9fca84883", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "57ed39fa6e21f4a730fa22f2659354661cc0313e28b6fc442bd93de9fca84883", kill_on_drop: false }` [INFO] [stdout] 57ed39fa6e21f4a730fa22f2659354661cc0313e28b6fc442bd93de9fca84883 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 088d3708c03941890ddec21f3a8405f653596b9049cb0ff293ad67d46892ce4a [INFO] running `Command { std: "docker" "start" "-a" "088d3708c03941890ddec21f3a8405f653596b9049cb0ff293ad67d46892ce4a", kill_on_drop: false }` [INFO] [stderr] warning: panic message contains a brace [INFO] [stderr] --> src/lib.rs:38:60 [INFO] [stderr] | [INFO] [stderr] 38 | ... panic!("Syntax Error: Missing `{` to begin the unicode escape"); [INFO] [stderr] | ^ [INFO] [stderr] | [INFO] [stderr] = note: this message is not used as a format string, but will be in Rust 2021 [INFO] [stderr] = note: for more information, see [INFO] [stderr] = note: `#[warn(non_fmt_panics)]` (part of `#[warn(rust_2021_compatibility)]`) on by default [INFO] [stderr] help: add a "{}" format string to use the message literally [INFO] [stderr] | [INFO] [stderr] 38 | panic!("{}", "Syntax Error: Missing `{` to begin the unicode escape"); [INFO] [stderr] | +++++ [INFO] [stderr] [INFO] [stderr] warning: `wide-str-impl` (lib) generated 1 warning (run `cargo fix --lib -p wide-str-impl` to apply 1 suggestion) [INFO] [stderr] warning: `wide-str-impl` (lib test) generated 1 warning (1 duplicate) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/wide_str_impl-34b091fc680efe81) [INFO] [stderr] Doc-tests wide_str_impl [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "088d3708c03941890ddec21f3a8405f653596b9049cb0ff293ad67d46892ce4a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "088d3708c03941890ddec21f3a8405f653596b9049cb0ff293ad67d46892ce4a", kill_on_drop: false }` [INFO] [stdout] 088d3708c03941890ddec21f3a8405f653596b9049cb0ff293ad67d46892ce4a