[INFO] updating cached repository layus/readlinks
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/layus/readlinks
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/layus/readlinks" "work/ex/beta-1.38-1/sources/1.37.0/gh/layus/readlinks"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/layus/readlinks'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/layus/readlinks" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/layus/readlinks"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/layus/readlinks'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 933b5954de8f41165a201d41d09ac32a4ceb4e87
[INFO] sha for GitHub repo layus/readlinks: 933b5954de8f41165a201d41d09ac32a4ceb4e87
[INFO] validating manifest of layus/readlinks 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 layus/readlinks 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 layus/readlinks
[INFO] finished frobbing layus/readlinks
[INFO] frobbed toml for layus/readlinks written to work/ex/beta-1.38-1/sources/1.37.0/gh/layus/readlinks/Cargo.toml
[INFO] started frobbing layus/readlinks
[INFO] finished frobbing layus/readlinks
[INFO] frobbed toml for layus/readlinks written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/layus/readlinks/Cargo.toml
[INFO] crate layus/readlinks 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 layus/readlinks 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-7/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/layus/readlinks:/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] 7e6af9d2a9db3c110ee0f6a6115a55f38d69f8c71ff7f6aac335f9e7ac384e11
[INFO] running `"docker" "start" "-a" "7e6af9d2a9db3c110ee0f6a6115a55f38d69f8c71ff7f6aac335f9e7ac384e11"`
[INFO] [stderr]    Compiling readlinks v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.44s
[INFO] running `"docker" "inspect" "7e6af9d2a9db3c110ee0f6a6115a55f38d69f8c71ff7f6aac335f9e7ac384e11"`
[INFO] running `"docker" "rm" "-f" "7e6af9d2a9db3c110ee0f6a6115a55f38d69f8c71ff7f6aac335f9e7ac384e11"`
[INFO] [stdout] 7e6af9d2a9db3c110ee0f6a6115a55f38d69f8c71ff7f6aac335f9e7ac384e11
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-7/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/layus/readlinks:/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] 4884637b8ccdb0578bd5c195b0bb2dfb0b8e77730806f3facc9025d2661d7c12
[INFO] running `"docker" "start" "-a" "4884637b8ccdb0578bd5c195b0bb2dfb0b8e77730806f3facc9025d2661d7c12"`
[INFO] [stderr]    Compiling readlinks v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.95s
[INFO] running `"docker" "inspect" "4884637b8ccdb0578bd5c195b0bb2dfb0b8e77730806f3facc9025d2661d7c12"`
[INFO] running `"docker" "rm" "-f" "4884637b8ccdb0578bd5c195b0bb2dfb0b8e77730806f3facc9025d2661d7c12"`
[INFO] [stdout] 4884637b8ccdb0578bd5c195b0bb2dfb0b8e77730806f3facc9025d2661d7c12
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-7/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/layus/readlinks:/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] 8c0d8ede69096e0cb17732aeb36226a796bdc28f363248e18786dd3ec2cd94ef
[INFO] running `"docker" "start" "-a" "8c0d8ede69096e0cb17732aeb36226a796bdc28f363248e18786dd3ec2cd94ef"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/readlinks-1d826a8b3b0b4bc5
[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] [stderr]      Running /opt/crater/target/debug/deps/readlinks-dcf9a28d213762d1
[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] [stderr]    Doc-tests readlinks
[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" "8c0d8ede69096e0cb17732aeb36226a796bdc28f363248e18786dd3ec2cd94ef"`
[INFO] running `"docker" "rm" "-f" "8c0d8ede69096e0cb17732aeb36226a796bdc28f363248e18786dd3ec2cd94ef"`
[INFO] [stdout] 8c0d8ede69096e0cb17732aeb36226a796bdc28f363248e18786dd3ec2cd94ef