[INFO] crate parse_qapi 0.1.2 is already in cache [INFO] extracting crate parse_qapi 0.1.2 into work/ex/pr-57745/sources/master#f613dc138b4012cf3d2eb40718fbcc7cf0a34039/reg/parse_qapi/0.1.2 [INFO] extracting crate parse_qapi 0.1.2 into work/ex/pr-57745/sources/try#29640c57b5f92febba0e40c50cb863c9a7ede51d/reg/parse_qapi/0.1.2 [INFO] validating manifest of parse_qapi-0.1.2 on toolchain master#f613dc138b4012cf3d2eb40718fbcc7cf0a34039 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+f613dc138b4012cf3d2eb40718fbcc7cf0a34039-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] validating manifest of parse_qapi-0.1.2 on toolchain try#29640c57b5f92febba0e40c50cb863c9a7ede51d [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+29640c57b5f92febba0e40c50cb863c9a7ede51d-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started frobbing parse_qapi-0.1.2 [INFO] finished frobbing parse_qapi-0.1.2 [INFO] frobbed toml for parse_qapi-0.1.2 written to work/ex/pr-57745/sources/master#f613dc138b4012cf3d2eb40718fbcc7cf0a34039/reg/parse_qapi/0.1.2/Cargo.toml [INFO] started frobbing parse_qapi-0.1.2 [INFO] finished frobbing parse_qapi-0.1.2 [INFO] frobbed toml for parse_qapi-0.1.2 written to work/ex/pr-57745/sources/try#29640c57b5f92febba0e40c50cb863c9a7ede51d/reg/parse_qapi/0.1.2/Cargo.toml [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+f613dc138b4012cf3d2eb40718fbcc7cf0a34039-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+29640c57b5f92febba0e40c50cb863c9a7ede51d-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+f613dc138b4012cf3d2eb40718fbcc7cf0a34039-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+29640c57b5f92febba0e40c50cb863c9a7ede51d-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] checking parse_qapi-0.1.2 against master#f613dc138b4012cf3d2eb40718fbcc7cf0a34039 for pr-57745 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57745/worker-5/master#f613dc138b4012cf3d2eb40718fbcc7cf0a34039:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57745/sources/master#f613dc138b4012cf3d2eb40718fbcc7cf0a34039/reg/parse_qapi/0.1.2:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+f613dc138b4012cf3d2eb40718fbcc7cf0a34039-alt" "check" "--frozen" "--all" "--all-targets"` [INFO] [stdout] a37b885a7c8e869683e873dcad78dd2d97d4d785647d40be442018f37836bcdb [INFO] running `"docker" "start" "-a" "a37b885a7c8e869683e873dcad78dd2d97d4d785647d40be442018f37836bcdb"` [INFO] [stderr] Checking json v0.8.8 [INFO] [stderr] Checking parse_qapi v0.1.2 (/opt/crater/workdir) [INFO] [stderr] warning: unused `#[macro_use]` import [INFO] [stderr] --> src/lib.rs:1:1 [INFO] [stderr] | [INFO] [stderr] 1 | #[macro_use] [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_imports)] on by default [INFO] [stderr] [INFO] [stderr] warning: unused `#[macro_use]` import [INFO] [stderr] --> src/lib.rs:1:1 [INFO] [stderr] | [INFO] [stderr] 1 | #[macro_use] [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_imports)] on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `num` [INFO] [stderr] --> src/lib.rs:202:28 [INFO] [stderr] | [INFO] [stderr] 202 | &JsonValue::Number(num) => "f64".to_string(), [INFO] [stderr] | ^^^ help: consider using `_num` instead [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_variables)] on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `b` [INFO] [stderr] --> src/lib.rs:203:29 [INFO] [stderr] | [INFO] [stderr] 203 | &JsonValue::Boolean(b) => "bool".to_string(), [INFO] [stderr] | ^ help: consider using `_b` instead [INFO] [stderr] [INFO] [stderr] warning: unused variable: `map` [INFO] [stderr] --> src/lib.rs:205:32 [INFO] [stderr] | [INFO] [stderr] 205 | &JsonValue::Object(ref map) => "struct".to_string(), [INFO] [stderr] | ^^^ help: consider using `_map` instead [INFO] [stderr] [INFO] [stderr] warning: unused variable: `values` [INFO] [stderr] --> src/lib.rs:206:31 [INFO] [stderr] | [INFO] [stderr] 206 | &JsonValue::Array(ref values) => "Vec".to_string(), [INFO] [stderr] | ^^^^^^ help: consider using `_values` instead [INFO] [stderr] [INFO] [stderr] warning: unused variable: `num` [INFO] [stderr] --> src/lib.rs:202:28 [INFO] [stderr] | [INFO] [stderr] 202 | &JsonValue::Number(num) => "f64".to_string(), [INFO] [stderr] | ^^^ help: consider using `_num` instead [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_variables)] on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `b` [INFO] [stderr] --> src/lib.rs:203:29 [INFO] [stderr] | [INFO] [stderr] 203 | &JsonValue::Boolean(b) => "bool".to_string(), [INFO] [stderr] | ^ help: consider using `_b` instead [INFO] [stderr] [INFO] [stderr] warning: unused variable: `map` [INFO] [stderr] --> src/lib.rs:205:32 [INFO] [stderr] | [INFO] [stderr] 205 | &JsonValue::Object(ref map) => "struct".to_string(), [INFO] [stderr] | ^^^ help: consider using `_map` instead [INFO] [stderr] [INFO] [stderr] warning: unused variable: `values` [INFO] [stderr] --> src/lib.rs:206:31 [INFO] [stderr] | [INFO] [stderr] 206 | &JsonValue::Array(ref values) => "Vec".to_string(), [INFO] [stderr] | ^^^^^^ help: consider using `_values` instead [INFO] [stderr] [INFO] [stderr] warning: unused variable: `x` [INFO] [stderr] --> src/lib.rs:160:9 [INFO] [stderr] | [INFO] [stderr] 160 | let x: &[u8] = &[]; [INFO] [stderr] | ^ help: consider using `_x` instead [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 2.26s [INFO] running `"docker" "inspect" "a37b885a7c8e869683e873dcad78dd2d97d4d785647d40be442018f37836bcdb"` [INFO] running `"docker" "rm" "-f" "a37b885a7c8e869683e873dcad78dd2d97d4d785647d40be442018f37836bcdb"` [INFO] [stdout] a37b885a7c8e869683e873dcad78dd2d97d4d785647d40be442018f37836bcdb