[INFO] cloning repository https://github.com/qknogxxb/unidown
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/qknogxxb/unidown" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fqknogxxb%2Funidown", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fqknogxxb%2Funidown'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] cd5ca035b26011cea3acf5f66d8adfa8cbf3ea02
[INFO] building qknogxxb/unidown against try#4987e9d4227139400384ab59296ffee3b0fb1183 for pr-146237-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fqknogxxb%2Funidown" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/qknogxxb/unidown
[INFO] finished tweaking git repo https://github.com/qknogxxb/unidown
[INFO] tweaked toml for git repo https://github.com/qknogxxb/unidown written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/qknogxxb/unidown on toolchain 4987e9d4227139400384ab59296ffee3b0fb1183
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/qknogxxb/unidown 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" "+4987e9d4227139400384ab59296ffee3b0fb1183" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0cc778530463df9e7654bf01ee71a1b8dabc0a6528cacfd56609398c12b7aa27
[INFO] running `Command { std: "docker" "start" "-a" "0cc778530463df9e7654bf01ee71a1b8dabc0a6528cacfd56609398c12b7aa27", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0cc778530463df9e7654bf01ee71a1b8dabc0a6528cacfd56609398c12b7aa27", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0cc778530463df9e7654bf01ee71a1b8dabc0a6528cacfd56609398c12b7aa27", kill_on_drop: false }`
[INFO] [stdout] 0cc778530463df9e7654bf01ee71a1b8dabc0a6528cacfd56609398c12b7aa27
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 19bdc4f87f312e9e2f517eeccfcb27fa4b31c54751ad467488212ef6575346fe
[INFO] running `Command { std: "docker" "start" "-a" "19bdc4f87f312e9e2f517eeccfcb27fa4b31c54751ad467488212ef6575346fe", kill_on_drop: false }`
[INFO] [stderr]    Compiling unidown v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unexpected `cfg` condition name: `tset`
[INFO] [stdout]    --> src/unescape.rs:194:7
[INFO] [stdout]     |
[INFO] [stdout] 194 | #[cfg(tset)]
[INFO] [stdout]     |       ^^^^ help: there is a config with a similar name: `test`
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(tset)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(tset)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]     = note: `#[warn(unexpected_cfgs)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `EscapeError` is never used
[INFO] [stdout]   --> src/unescape.rs:13:10
[INFO] [stdout]    |
[INFO] [stdout] 13 | pub enum EscapeError {
[INFO] [stdout]    |          ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Mode` is never used
[INFO] [stdout]   --> src/unescape.rs:68:10
[INFO] [stdout]    |
[INFO] [stdout] 68 | pub enum Mode {
[INFO] [stdout]    |          ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `scan_escape` is never used
[INFO] [stdout]   --> src/unescape.rs:73:4
[INFO] [stdout]    |
[INFO] [stdout] 73 | fn scan_escape(cursor: &mut Cursor) -> Result<char, EscapeError> {
[INFO] [stdout]    |    ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `unescape_str` is never used
[INFO] [stdout]    --> src/unescape.rs:172:8
[INFO] [stdout]     |
[INFO] [stdout] 172 | pub fn unescape_str<F>(mut cursor: Cursor, mode: Mode, callback: &mut F)
[INFO] [stdout]     |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.47s
[INFO] running `Command { std: "docker" "inspect" "19bdc4f87f312e9e2f517eeccfcb27fa4b31c54751ad467488212ef6575346fe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "19bdc4f87f312e9e2f517eeccfcb27fa4b31c54751ad467488212ef6575346fe", kill_on_drop: false }`
[INFO] [stdout] 19bdc4f87f312e9e2f517eeccfcb27fa4b31c54751ad467488212ef6575346fe
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cf94e44cd5f0a3a407a765f33d3e5c7c34b551e86b6aa90c34ce41c2ed0fc501
[INFO] running `Command { std: "docker" "start" "-a" "cf94e44cd5f0a3a407a765f33d3e5c7c34b551e86b6aa90c34ce41c2ed0fc501", kill_on_drop: false }`
[INFO] [stdout] warning: unexpected `cfg` condition name: `tset`
[INFO] [stdout]    --> src/unescape.rs:194:7
[INFO] [stdout]     |
[INFO] [stdout] 194 | #[cfg(tset)]
[INFO] [stdout]     |       ^^^^ help: there is a config with a similar name: `test`
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(tset)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(tset)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]     = note: `#[warn(unexpected_cfgs)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `EscapeError` is never used
[INFO] [stdout]   --> src/unescape.rs:13:10
[INFO] [stdout]    |
[INFO] [stdout] 13 | pub enum EscapeError {
[INFO] [stdout]    |          ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Mode` is never used
[INFO] [stdout]   --> src/unescape.rs:68:10
[INFO] [stdout]    |
[INFO] [stdout] 68 | pub enum Mode {
[INFO] [stdout]    |          ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling unidown v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function `scan_escape` is never used
[INFO] [stdout]   --> src/unescape.rs:73:4
[INFO] [stdout]    |
[INFO] [stdout] 73 | fn scan_escape(cursor: &mut Cursor) -> Result<char, EscapeError> {
[INFO] [stdout]    |    ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `unescape_str` is never used
[INFO] [stdout]    --> src/unescape.rs:172:8
[INFO] [stdout]     |
[INFO] [stdout] 172 | pub fn unescape_str<F>(mut cursor: Cursor, mode: Mode, callback: &mut F)
[INFO] [stdout]     |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `tset`
[INFO] [stdout]    --> src/unescape.rs:194:7
[INFO] [stdout]     |
[INFO] [stdout] 194 | #[cfg(tset)]
[INFO] [stdout]     |       ^^^^ help: there is a config with a similar name: `test`
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(tset)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(tset)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]     = note: `#[warn(unexpected_cfgs)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `EscapeError` is never used
[INFO] [stdout]   --> src/unescape.rs:13:10
[INFO] [stdout]    |
[INFO] [stdout] 13 | pub enum EscapeError {
[INFO] [stdout]    |          ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Mode` is never used
[INFO] [stdout]   --> src/unescape.rs:68:10
[INFO] [stdout]    |
[INFO] [stdout] 68 | pub enum Mode {
[INFO] [stdout]    |          ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `scan_escape` is never used
[INFO] [stdout]   --> src/unescape.rs:73:4
[INFO] [stdout]    |
[INFO] [stdout] 73 | fn scan_escape(cursor: &mut Cursor) -> Result<char, EscapeError> {
[INFO] [stdout]    |    ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `unescape_str` is never used
[INFO] [stdout]    --> src/unescape.rs:172:8
[INFO] [stdout]     |
[INFO] [stdout] 172 | pub fn unescape_str<F>(mut cursor: Cursor, mode: Mode, callback: &mut F)
[INFO] [stdout]     |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.43s
[INFO] running `Command { std: "docker" "inspect" "cf94e44cd5f0a3a407a765f33d3e5c7c34b551e86b6aa90c34ce41c2ed0fc501", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cf94e44cd5f0a3a407a765f33d3e5c7c34b551e86b6aa90c34ce41c2ed0fc501", kill_on_drop: false }`
[INFO] [stdout] cf94e44cd5f0a3a407a765f33d3e5c7c34b551e86b6aa90c34ce41c2ed0fc501