[INFO] fetching crate rustbar 0.2.0... [INFO] testing rustbar-0.2.0 against try#8de4c7234dd9b97c9d76b58671343fdbbc9a433e+target=x86_64-unknown-linux-musl for musl_upgrade_1_2_5_with_libc_patch_0 [INFO] extracting crate rustbar 0.2.0 into /workspace/builds/worker-1-tc1/source [INFO] started tweaking crates.io crate rustbar 0.2.0 [INFO] finished tweaking crates.io crate rustbar 0.2.0 [INFO] tweaked toml for crates.io crate rustbar 0.2.0 written to /workspace/builds/worker-1-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate rustbar 0.2.0 on toolchain 8de4c7234dd9b97c9d76b58671343fdbbc9a433e [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "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" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024 [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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] e05241bf1d231bc7c0214362e9171c3d9d10af1db3e288611f8867ba472b39fb [INFO] running `Command { std: "docker" "start" "-a" "e05241bf1d231bc7c0214362e9171c3d9d10af1db3e288611f8867ba472b39fb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "e05241bf1d231bc7c0214362e9171c3d9d10af1db3e288611f8867ba472b39fb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e05241bf1d231bc7c0214362e9171c3d9d10af1db3e288611f8867ba472b39fb", kill_on_drop: false }` [INFO] [stdout] e05241bf1d231bc7c0214362e9171c3d9d10af1db3e288611f8867ba472b39fb [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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "build" "--frozen" "--message-format=json" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }` [INFO] [stdout] c1aa04e104bb2b55396ed22cbac8f90f8ab5df27fcc2ada0c32bf1f650eac2d1 [INFO] running `Command { std: "docker" "start" "-a" "c1aa04e104bb2b55396ed22cbac8f90f8ab5df27fcc2ada0c32bf1f650eac2d1", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024 [INFO] [stderr] Compiling rustbar v0.2.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/rustbars.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 7 | try!(output.write(buf.as_bytes())); [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/rustbars.rs:8:5 [INFO] [stdout] | [INFO] [stdout] 8 | try!(output.flush()); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/rustbars.rs:14:5 [INFO] [stdout] | [INFO] [stdout] 14 | try!(output.write(buf.as_bytes())); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/rustbars.rs:15:5 [INFO] [stdout] | [INFO] [stdout] 15 | try!(output.flush()); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: patterns aren't allowed in functions without bodies [INFO] [stdout] --> src/rustbars.rs:22:18 [INFO] [stdout] | [INFO] [stdout] 22 | fn to_stderr(mut self) -> T; [INFO] [stdout] | ^^^^^^^^ help: remove `mut` from the parameter: `self` [INFO] [stdout] | [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stdout] = note: for more information, see issue #35203 [INFO] [stdout] = note: `#[deny(patterns_in_fns_without_body)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/rustbars.rs:45:9 [INFO] [stdout] | [INFO] [stdout] 45 | try!((self.write_fn)(buf)); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/rustbars.rs:57:9 [INFO] [stdout] | [INFO] [stdout] 57 | try!(self.write(s)); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/rustbars.rs:103:9 [INFO] [stdout] | [INFO] [stdout] 103 | try!((self.write_fn)(buf)); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/rustbars.rs:133:9 [INFO] [stdout] | [INFO] [stdout] 133 | try!(self.write(format!("\r{msg}[{bar}]", msg=self.msg, bar=bar))); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0658]: use of unstable library feature `rustc_private`: this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead? [INFO] [stdout] --> src/lib.rs:3:1 [INFO] [stdout] | [INFO] [stdout] 3 | extern crate libc; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: see issue #27812 for more information [INFO] [stdout] = help: add `#![feature(rustc_private)]` to the crate attributes to enable [INFO] [stdout] = note: this compiler was built on 2025-06-19; consider upgrading it if it is out of date [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0658`. [INFO] [stdout] [INFO] [stderr] error: could not compile `rustbar` (lib) due to 2 previous errors; 8 warnings emitted [INFO] running `Command { std: "docker" "inspect" "c1aa04e104bb2b55396ed22cbac8f90f8ab5df27fcc2ada0c32bf1f650eac2d1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c1aa04e104bb2b55396ed22cbac8f90f8ab5df27fcc2ada0c32bf1f650eac2d1", kill_on_drop: false }` [INFO] [stdout] c1aa04e104bb2b55396ed22cbac8f90f8ab5df27fcc2ada0c32bf1f650eac2d1