[INFO] updating cached repository achalddave/rust-tree
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/achalddave/rust-tree
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/achalddave/rust-tree" "work/ex/beta-1.38-1/sources/1.37.0/gh/achalddave/rust-tree"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/achalddave/rust-tree'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/achalddave/rust-tree" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/achalddave/rust-tree"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/achalddave/rust-tree'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] a8b24c7b4b93fbb77f83d93f078eb154e1156c90
[INFO] sha for GitHub repo achalddave/rust-tree: a8b24c7b4b93fbb77f83d93f078eb154e1156c90
[INFO] validating manifest of achalddave/rust-tree on toolchain 1.37.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of achalddave/rust-tree on toolchain beta-2019-08-13
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing achalddave/rust-tree
[INFO] finished frobbing achalddave/rust-tree
[INFO] frobbed toml for achalddave/rust-tree written to work/ex/beta-1.38-1/sources/1.37.0/gh/achalddave/rust-tree/Cargo.toml
[INFO] started frobbing achalddave/rust-tree
[INFO] finished frobbing achalddave/rust-tree
[INFO] frobbed toml for achalddave/rust-tree written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/achalddave/rust-tree/Cargo.toml
[INFO] crate achalddave/rust-tree already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] testing achalddave/rust-tree against 1.37.0 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-5/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/achalddave/rust-tree:/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=warn" "-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" "+1.37.0" "build" "--frozen"`
[INFO] [stdout] 899da1d0e2cbd94b61a9ba2fecb14685e367e4c02e89efd205c3e1b40f00beed
[INFO] running `"docker" "start" "-a" "899da1d0e2cbd94b61a9ba2fecb14685e367e4c02e89efd205c3e1b40f00beed"`
[INFO] [stderr]    Compiling tree v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.06s
[INFO] running `"docker" "inspect" "899da1d0e2cbd94b61a9ba2fecb14685e367e4c02e89efd205c3e1b40f00beed"`
[INFO] running `"docker" "rm" "-f" "899da1d0e2cbd94b61a9ba2fecb14685e367e4c02e89efd205c3e1b40f00beed"`
[INFO] [stdout] 899da1d0e2cbd94b61a9ba2fecb14685e367e4c02e89efd205c3e1b40f00beed
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-5/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/achalddave/rust-tree:/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=warn" "-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" "+1.37.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] 05b318aab56c75feb80c437e44ab0fdf4f601f26ea5d307d64273d1fa3b7bf37
[INFO] running `"docker" "start" "-a" "05b318aab56c75feb80c437e44ab0fdf4f601f26ea5d307d64273d1fa3b7bf37"`
[INFO] [stderr]    Compiling tree v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.73s
[INFO] running `"docker" "inspect" "05b318aab56c75feb80c437e44ab0fdf4f601f26ea5d307d64273d1fa3b7bf37"`
[INFO] running `"docker" "rm" "-f" "05b318aab56c75feb80c437e44ab0fdf4f601f26ea5d307d64273d1fa3b7bf37"`
[INFO] [stdout] 05b318aab56c75feb80c437e44ab0fdf4f601f26ea5d307d64273d1fa3b7bf37
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-5/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/achalddave/rust-tree:/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=warn" "-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" "+1.37.0" "test" "--frozen"`
[INFO] [stdout] 7bcb976e7474aa94f01b0bac083e9aea9ae5e28d86ef87306fa5ee2444141e9a
[INFO] running `"docker" "start" "-a" "7bcb976e7474aa94f01b0bac083e9aea9ae5e28d86ef87306fa5ee2444141e9a"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/tree-49fee8e0a57625aa
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "7bcb976e7474aa94f01b0bac083e9aea9ae5e28d86ef87306fa5ee2444141e9a"`
[INFO] running `"docker" "rm" "-f" "7bcb976e7474aa94f01b0bac083e9aea9ae5e28d86ef87306fa5ee2444141e9a"`
[INFO] [stdout] 7bcb976e7474aa94f01b0bac083e9aea9ae5e28d86ef87306fa5ee2444141e9a