[INFO] crate treeflection 0.1.31 is already in cache
[INFO] building treeflection-0.1.31 against 1.38.0 for beta-1.39-1
[INFO] extracting crate treeflection 0.1.31 into work/builds/worker-11/source
[INFO] validating manifest of crates.io crate treeflection 0.1.31 on toolchain 1.38.0
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+1.38.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate treeflection 0.1.31
[INFO] finished tweaking crates.io crate treeflection 0.1.31
[INFO] tweaked toml for crates.io crate treeflection 0.1.31 written to work/builds/worker-11/source/Cargo.toml
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+1.38.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+1.38.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-11/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.38.0" "build" "--frozen"`
[INFO] [stdout] 608d2f53389d8b1c40f73d2471d912ea6da7a947461d94495162c5fd92d0db2f
[INFO] running `"docker" "start" "-a" "608d2f53389d8b1c40f73d2471d912ea6da7a947461d94495162c5fd92d0db2f"`
[INFO] [stderr]    Compiling itertools v0.6.5
[INFO] [stderr]    Compiling treeflection v0.1.31 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.12s
[INFO] running `"docker" "inspect" "608d2f53389d8b1c40f73d2471d912ea6da7a947461d94495162c5fd92d0db2f"`
[INFO] running `"docker" "rm" "-f" "608d2f53389d8b1c40f73d2471d912ea6da7a947461d94495162c5fd92d0db2f"`
[INFO] [stdout] 608d2f53389d8b1c40f73d2471d912ea6da7a947461d94495162c5fd92d0db2f
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-11/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.38.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] 6fb421a064a31db764371c1fe2c124ee93c9f153cdbd309cb5aab6f99341cbf1
[INFO] running `"docker" "start" "-a" "6fb421a064a31db764371c1fe2c124ee93c9f153cdbd309cb5aab6f99341cbf1"`
[INFO] [stderr]    Compiling treeflection v0.1.31 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.94s
[INFO] running `"docker" "inspect" "6fb421a064a31db764371c1fe2c124ee93c9f153cdbd309cb5aab6f99341cbf1"`
[INFO] running `"docker" "rm" "-f" "6fb421a064a31db764371c1fe2c124ee93c9f153cdbd309cb5aab6f99341cbf1"`
[INFO] [stdout] 6fb421a064a31db764371c1fe2c124ee93c9f153cdbd309cb5aab6f99341cbf1