[INFO] updating cached repository willmurphyscode/simple-rust-tree
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/willmurphyscode/simple-rust-tree
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/willmurphyscode/simple-rust-tree" "work/ex/beta-1.37-6/sources/1.36.0/gh/willmurphyscode/simple-rust-tree"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/willmurphyscode/simple-rust-tree'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/willmurphyscode/simple-rust-tree" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/willmurphyscode/simple-rust-tree"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/willmurphyscode/simple-rust-tree'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 9fed11bd29057459ead0b54458541ad1302e25c7
[INFO] sha for GitHub repo willmurphyscode/simple-rust-tree: 9fed11bd29057459ead0b54458541ad1302e25c7
[INFO] validating manifest of willmurphyscode/simple-rust-tree on toolchain 1.36.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of willmurphyscode/simple-rust-tree on toolchain beta-2019-07-23
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing willmurphyscode/simple-rust-tree
[INFO] finished frobbing willmurphyscode/simple-rust-tree
[INFO] frobbed toml for willmurphyscode/simple-rust-tree written to work/ex/beta-1.37-6/sources/1.36.0/gh/willmurphyscode/simple-rust-tree/Cargo.toml
[INFO] started frobbing willmurphyscode/simple-rust-tree
[INFO] finished frobbing willmurphyscode/simple-rust-tree
[INFO] frobbed toml for willmurphyscode/simple-rust-tree written to work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/willmurphyscode/simple-rust-tree/Cargo.toml
[INFO] crate willmurphyscode/simple-rust-tree already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing willmurphyscode/simple-rust-tree against beta-2019-07-23 for beta-1.37-6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-7/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/willmurphyscode/simple-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" "+beta-2019-07-23" "build" "--frozen"`
[INFO] [stdout] 5bc65b598f5fb5c61ff6b67a7e31da05cd21f9a16631e4632e96a0c7f56cfb7f
[INFO] running `"docker" "start" "-a" "5bc65b598f5fb5c61ff6b67a7e31da05cd21f9a16631e4632e96a0c7f56cfb7f"`
[INFO] [stderr]    Compiling tree_walker v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.73s
[INFO] running `"docker" "inspect" "5bc65b598f5fb5c61ff6b67a7e31da05cd21f9a16631e4632e96a0c7f56cfb7f"`
[INFO] running `"docker" "rm" "-f" "5bc65b598f5fb5c61ff6b67a7e31da05cd21f9a16631e4632e96a0c7f56cfb7f"`
[INFO] [stdout] 5bc65b598f5fb5c61ff6b67a7e31da05cd21f9a16631e4632e96a0c7f56cfb7f
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-7/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/willmurphyscode/simple-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" "+beta-2019-07-23" "test" "--frozen" "--no-run"`
[INFO] [stdout] 22fd5003eb246a6b76ddbfc202c5fe4702b5bec546e1cb628c9784c077707f43
[INFO] running `"docker" "start" "-a" "22fd5003eb246a6b76ddbfc202c5fe4702b5bec546e1cb628c9784c077707f43"`
[INFO] [stderr]    Compiling tree_walker v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.87s
[INFO] running `"docker" "inspect" "22fd5003eb246a6b76ddbfc202c5fe4702b5bec546e1cb628c9784c077707f43"`
[INFO] running `"docker" "rm" "-f" "22fd5003eb246a6b76ddbfc202c5fe4702b5bec546e1cb628c9784c077707f43"`
[INFO] [stdout] 22fd5003eb246a6b76ddbfc202c5fe4702b5bec546e1cb628c9784c077707f43
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-7/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/willmurphyscode/simple-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" "+beta-2019-07-23" "test" "--frozen"`
[INFO] [stdout] 0cd3dfdd1e58b6987caa82bef6072e2bafda2b73210dce99eaad2f02938f080f
[INFO] running `"docker" "start" "-a" "0cd3dfdd1e58b6987caa82bef6072e2bafda2b73210dce99eaad2f02938f080f"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/tree_walker-d64d09f6df789951
[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" "0cd3dfdd1e58b6987caa82bef6072e2bafda2b73210dce99eaad2f02938f080f"`
[INFO] running `"docker" "rm" "-f" "0cd3dfdd1e58b6987caa82bef6072e2bafda2b73210dce99eaad2f02938f080f"`
[INFO] [stdout] 0cd3dfdd1e58b6987caa82bef6072e2bafda2b73210dce99eaad2f02938f080f