[INFO] crate bagpipe 0.1.0 is already in cache [INFO] extracting crate bagpipe 0.1.0 into work/ex/pr-57745/sources/master#f613dc138b4012cf3d2eb40718fbcc7cf0a34039/reg/bagpipe/0.1.0 [INFO] extracting crate bagpipe 0.1.0 into work/ex/pr-57745/sources/try#29640c57b5f92febba0e40c50cb863c9a7ede51d/reg/bagpipe/0.1.0 [INFO] validating manifest of bagpipe-0.1.0 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 bagpipe-0.1.0 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 bagpipe-0.1.0 [INFO] finished frobbing bagpipe-0.1.0 [INFO] frobbed toml for bagpipe-0.1.0 written to work/ex/pr-57745/sources/master#f613dc138b4012cf3d2eb40718fbcc7cf0a34039/reg/bagpipe/0.1.0/Cargo.toml [INFO] started frobbing bagpipe-0.1.0 [INFO] finished frobbing bagpipe-0.1.0 [INFO] frobbed toml for bagpipe-0.1.0 written to work/ex/pr-57745/sources/try#29640c57b5f92febba0e40c50cb863c9a7ede51d/reg/bagpipe/0.1.0/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 bagpipe-0.1.0 against master#f613dc138b4012cf3d2eb40718fbcc7cf0a34039 for pr-57745 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57745/worker-7/master#f613dc138b4012cf3d2eb40718fbcc7cf0a34039:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57745/sources/master#f613dc138b4012cf3d2eb40718fbcc7cf0a34039/reg/bagpipe/0.1.0:/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] 213494c1924b81c5fbf8d87ca1cd4d6dd68cd58d34e3e21e2ac8f4c150d48576 [INFO] running `"docker" "start" "-a" "213494c1924b81c5fbf8d87ca1cd4d6dd68cd58d34e3e21e2ac8f4c150d48576"` [INFO] [stderr] Checking bagpipe v0.1.0 (/opt/crater/workdir) [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/bin/bench_bag.rs:82:17 [INFO] [stderr] | [INFO] [stderr] 82 | bag.try_pop_mut(); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_must_use)] on by default [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/bin/bench_bag.rs:141:17 [INFO] [stderr] | [INFO] [stderr] 141 | bag.try_pop_mut(); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/bin/bench_bag.rs:210:17 [INFO] [stderr] | [INFO] [stderr] 210 | bag.try_pop_mut(); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/bin/bench_bag.rs:284:17 [INFO] [stderr] | [INFO] [stderr] 284 | bag.try_pop_mut(); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/bin/bench_bag.rs:82:17 [INFO] [stderr] | [INFO] [stderr] 82 | bag.try_pop_mut(); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_must_use)] on by default [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/bin/bench_bag.rs:141:17 [INFO] [stderr] | [INFO] [stderr] 141 | bag.try_pop_mut(); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/bin/bench_bag.rs:210:17 [INFO] [stderr] | [INFO] [stderr] 210 | bag.try_pop_mut(); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/bin/bench_bag.rs:284:17 [INFO] [stderr] | [INFO] [stderr] 284 | bag.try_pop_mut(); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1.46s [INFO] running `"docker" "inspect" "213494c1924b81c5fbf8d87ca1cd4d6dd68cd58d34e3e21e2ac8f4c150d48576"` [INFO] running `"docker" "rm" "-f" "213494c1924b81c5fbf8d87ca1cd4d6dd68cd58d34e3e21e2ac8f4c150d48576"` [INFO] [stdout] 213494c1924b81c5fbf8d87ca1cd4d6dd68cd58d34e3e21e2ac8f4c150d48576