[INFO] updating cached repository sfackler/cargo-tree
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/sfackler/cargo-tree
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/sfackler/cargo-tree" "work/ex/beta-1.38-1/sources/1.37.0/gh/sfackler/cargo-tree"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/sfackler/cargo-tree'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/sfackler/cargo-tree" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/sfackler/cargo-tree"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/sfackler/cargo-tree'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 203845a30034c6b93ae90c37414070800c9054b8
[INFO] sha for GitHub repo sfackler/cargo-tree: 203845a30034c6b93ae90c37414070800c9054b8
[INFO] validating manifest of sfackler/cargo-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 sfackler/cargo-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 sfackler/cargo-tree
[INFO] finished frobbing sfackler/cargo-tree
[INFO] frobbed toml for sfackler/cargo-tree written to work/ex/beta-1.38-1/sources/1.37.0/gh/sfackler/cargo-tree/Cargo.toml
[INFO] started frobbing sfackler/cargo-tree
[INFO] finished frobbing sfackler/cargo-tree
[INFO] frobbed toml for sfackler/cargo-tree written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/sfackler/cargo-tree/Cargo.toml
[INFO] crate sfackler/cargo-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] 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 sfackler/cargo-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-2/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/sfackler/cargo-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] 13c2cd2a67df008aa6bc94464960ece8f414d56b2bcbf4b714b610d88e437583
[INFO] running `"docker" "start" "-a" "13c2cd2a67df008aa6bc94464960ece8f414d56b2bcbf4b714b610d88e437583"`
[INFO] [stderr]    Compiling home v0.3.4
[INFO] [stderr]    Compiling libz-sys v1.0.25
[INFO] [stderr]    Compiling libnghttp2-sys v0.1.1
[INFO] [stderr]    Compiling libssh2-sys v0.2.11
[INFO] [stderr]    Compiling curl-sys v0.4.17
[INFO] [stderr]    Compiling libgit2-sys v0.7.11
[INFO] [stderr]    Compiling socket2 v0.3.8
[INFO] [stderr]    Compiling filetime v0.2.4
[INFO] [stderr]    Compiling jobserver v0.1.13
[INFO] [stderr]    Compiling fs2 v0.4.3
[INFO] [stderr]    Compiling miniz-sys v0.1.11
[INFO] [stderr]    Compiling tar v0.4.22
[INFO] [stderr]    Compiling backtrace v0.3.15
[INFO] [stderr]    Compiling synstructure v0.10.1
[INFO] [stderr]    Compiling structopt-derive v0.2.15
[INFO] [stderr]    Compiling globset v0.4.2
[INFO] [stderr]    Compiling tempfile v3.0.7
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling serde_json v1.0.39
[INFO] [stderr]    Compiling url_serde v0.2.0
[INFO] [stderr]    Compiling toml v0.4.10
[INFO] [stderr]    Compiling serde_ignored v0.0.4
[INFO] [stderr]    Compiling flate2 v1.0.7
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling failure_derive v0.1.5
[INFO] [stderr]    Compiling structopt v0.2.15
[INFO] [stderr]    Compiling ignore v0.4.6
[INFO] [stderr]    Compiling openssl-sys v0.9.43
[INFO] [stderr]    Compiling im-rc v12.3.4
[INFO] [stderr]    Compiling failure v0.1.5
[INFO] [stderr]    Compiling openssl v0.10.20
[INFO] [stderr]    Compiling rustfix v0.4.5
[INFO] [stderr]    Compiling opener v0.3.2
[INFO] [stderr]    Compiling crypto-hash v0.3.3
[INFO] [stderr]    Compiling curl v0.4.20
[INFO] [stderr]    Compiling crates-io v0.23.0
[INFO] [stderr]    Compiling git2 v0.8.0
[INFO] [stderr]    Compiling git2-curl v0.9.0
[INFO] [stderr]    Compiling cargo v0.35.0
[INFO] [stderr]    Compiling cargo-tree v0.26.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3m 10s
[INFO] running `"docker" "inspect" "13c2cd2a67df008aa6bc94464960ece8f414d56b2bcbf4b714b610d88e437583"`
[INFO] running `"docker" "rm" "-f" "13c2cd2a67df008aa6bc94464960ece8f414d56b2bcbf4b714b610d88e437583"`
[INFO] [stdout] 13c2cd2a67df008aa6bc94464960ece8f414d56b2bcbf4b714b610d88e437583
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-2/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/sfackler/cargo-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] a155fa9da0c925b7099d7860447f7eda78605c1e5e15b3ff134f2ba4a865973d
[INFO] running `"docker" "start" "-a" "a155fa9da0c925b7099d7860447f7eda78605c1e5e15b3ff134f2ba4a865973d"`
[INFO] [stderr]    Compiling cargo-tree v0.26.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.34s
[INFO] running `"docker" "inspect" "a155fa9da0c925b7099d7860447f7eda78605c1e5e15b3ff134f2ba4a865973d"`
[INFO] running `"docker" "rm" "-f" "a155fa9da0c925b7099d7860447f7eda78605c1e5e15b3ff134f2ba4a865973d"`
[INFO] [stdout] a155fa9da0c925b7099d7860447f7eda78605c1e5e15b3ff134f2ba4a865973d
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-2/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/sfackler/cargo-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] 068828e98a7a1abfcda0835559aa36a5310177ad0a89d654a15b509248bf540c
[INFO] running `"docker" "start" "-a" "068828e98a7a1abfcda0835559aa36a5310177ad0a89d654a15b509248bf540c"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.28s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/cargo_tree-28f86ddc00cd9b34
[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" "068828e98a7a1abfcda0835559aa36a5310177ad0a89d654a15b509248bf540c"`
[INFO] running `"docker" "rm" "-f" "068828e98a7a1abfcda0835559aa36a5310177ad0a89d654a15b509248bf540c"`
[INFO] [stdout] 068828e98a7a1abfcda0835559aa36a5310177ad0a89d654a15b509248bf540c