[INFO] updating cached repository echorohit/derust
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/echorohit/derust
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/echorohit/derust" "work/ex/beta-1.38-1/sources/1.37.0/gh/echorohit/derust"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/echorohit/derust'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/echorohit/derust" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/echorohit/derust"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/echorohit/derust'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 388960e0bc81567ce8d8217fcf85284c2fae7ae0
[INFO] sha for GitHub repo echorohit/derust: 388960e0bc81567ce8d8217fcf85284c2fae7ae0
[INFO] validating manifest of echorohit/derust 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 echorohit/derust 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 echorohit/derust
[INFO] finished frobbing echorohit/derust
[INFO] frobbed toml for echorohit/derust written to work/ex/beta-1.38-1/sources/1.37.0/gh/echorohit/derust/Cargo.toml
[INFO] started frobbing echorohit/derust
[INFO] finished frobbing echorohit/derust
[INFO] frobbed toml for echorohit/derust written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/echorohit/derust/Cargo.toml
[INFO] crate echorohit/derust 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] testing echorohit/derust 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-6/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/echorohit/derust:/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] 50cd257346643caf5112e4c9d3b67d91ebd7facfe89fcd5ec41d343b1eb2746d
[INFO] running `"docker" "start" "-a" "50cd257346643caf5112e4c9d3b67d91ebd7facfe89fcd5ec41d343b1eb2746d"`
[INFO] [stderr]    Compiling derust v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.71s
[INFO] running `"docker" "inspect" "50cd257346643caf5112e4c9d3b67d91ebd7facfe89fcd5ec41d343b1eb2746d"`
[INFO] running `"docker" "rm" "-f" "50cd257346643caf5112e4c9d3b67d91ebd7facfe89fcd5ec41d343b1eb2746d"`
[INFO] [stdout] 50cd257346643caf5112e4c9d3b67d91ebd7facfe89fcd5ec41d343b1eb2746d
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-6/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/echorohit/derust:/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] f0c4f2041a3807559a4c1a4b0f7ae7761081afb40772a83d684bb0036cbee2aa
[INFO] running `"docker" "start" "-a" "f0c4f2041a3807559a4c1a4b0f7ae7761081afb40772a83d684bb0036cbee2aa"`
[INFO] [stderr]    Compiling derust v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.87s
[INFO] running `"docker" "inspect" "f0c4f2041a3807559a4c1a4b0f7ae7761081afb40772a83d684bb0036cbee2aa"`
[INFO] running `"docker" "rm" "-f" "f0c4f2041a3807559a4c1a4b0f7ae7761081afb40772a83d684bb0036cbee2aa"`
[INFO] [stdout] f0c4f2041a3807559a4c1a4b0f7ae7761081afb40772a83d684bb0036cbee2aa
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-6/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/echorohit/derust:/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] 71117def1f06e04405064b3193d3b3732cf627aba6e3e86665c802e099d0a51f
[INFO] running `"docker" "start" "-a" "71117def1f06e04405064b3193d3b3732cf627aba6e3e86665c802e099d0a51f"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/derust-1aac12ad44dfcd1b
[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" "71117def1f06e04405064b3193d3b3732cf627aba6e3e86665c802e099d0a51f"`
[INFO] running `"docker" "rm" "-f" "71117def1f06e04405064b3193d3b3732cf627aba6e3e86665c802e099d0a51f"`
[INFO] [stdout] 71117def1f06e04405064b3193d3b3732cf627aba6e3e86665c802e099d0a51f