[INFO] updating cached repository kennytm/log-duration-visualizer
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/kennytm/log-duration-visualizer
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/kennytm/log-duration-visualizer" "work/ex/beta-1.38-1/sources/1.37.0/gh/kennytm/log-duration-visualizer"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/kennytm/log-duration-visualizer'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/kennytm/log-duration-visualizer" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/kennytm/log-duration-visualizer"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/kennytm/log-duration-visualizer'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] dd9405582400b931d54e336fe9ef6c57d7d62ac3
[INFO] sha for GitHub repo kennytm/log-duration-visualizer: dd9405582400b931d54e336fe9ef6c57d7d62ac3
[INFO] validating manifest of kennytm/log-duration-visualizer 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 kennytm/log-duration-visualizer 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 kennytm/log-duration-visualizer
[INFO] finished frobbing kennytm/log-duration-visualizer
[INFO] frobbed toml for kennytm/log-duration-visualizer written to work/ex/beta-1.38-1/sources/1.37.0/gh/kennytm/log-duration-visualizer/Cargo.toml
[INFO] started frobbing kennytm/log-duration-visualizer
[INFO] finished frobbing kennytm/log-duration-visualizer
[INFO] frobbed toml for kennytm/log-duration-visualizer written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/kennytm/log-duration-visualizer/Cargo.toml
[INFO] crate kennytm/log-duration-visualizer 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] [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] testing kennytm/log-duration-visualizer 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/kennytm/log-duration-visualizer:/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] fc4d2fe0e52f725eb2958689b9a308e88de6c75532f6ae346c4da986d05cda6e
[INFO] running `"docker" "start" "-a" "fc4d2fe0e52f725eb2958689b9a308e88de6c75532f6ae346c4da986d05cda6e"`
[INFO] [stderr]    Compiling libc v0.2.45
[INFO] [stderr]    Compiling toml v0.4.10
[INFO] [stderr]    Compiling syn v0.15.23
[INFO] [stderr]    Compiling chrono v0.4.6
[INFO] [stderr]    Compiling memchr v2.1.2
[INFO] [stderr]    Compiling aho-corasick v0.6.9
[INFO] [stderr]    Compiling regex v1.1.0
[INFO] [stderr]    Compiling structopt-derive v0.2.14
[INFO] [stderr]    Compiling serde_derive v1.0.82
[INFO] [stderr]    Compiling structopt v0.2.14
[INFO] [stderr]    Compiling log-duration-visualizer v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 52.26s
[INFO] running `"docker" "inspect" "fc4d2fe0e52f725eb2958689b9a308e88de6c75532f6ae346c4da986d05cda6e"`
[INFO] running `"docker" "rm" "-f" "fc4d2fe0e52f725eb2958689b9a308e88de6c75532f6ae346c4da986d05cda6e"`
[INFO] [stdout] fc4d2fe0e52f725eb2958689b9a308e88de6c75532f6ae346c4da986d05cda6e
[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/kennytm/log-duration-visualizer:/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] babe71ac9885fdd96362ddb83811aa92feb9a13f546f39c9ebeb04315141b1dc
[INFO] running `"docker" "start" "-a" "babe71ac9885fdd96362ddb83811aa92feb9a13f546f39c9ebeb04315141b1dc"`
[INFO] [stderr]    Compiling log-duration-visualizer v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.10s
[INFO] running `"docker" "inspect" "babe71ac9885fdd96362ddb83811aa92feb9a13f546f39c9ebeb04315141b1dc"`
[INFO] running `"docker" "rm" "-f" "babe71ac9885fdd96362ddb83811aa92feb9a13f546f39c9ebeb04315141b1dc"`
[INFO] [stdout] babe71ac9885fdd96362ddb83811aa92feb9a13f546f39c9ebeb04315141b1dc
[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/kennytm/log-duration-visualizer:/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] 753aca66baf1423ed46da09f5c651ee28eeca00a76d71636b9aacae96a6bfd93
[INFO] running `"docker" "start" "-a" "753aca66baf1423ed46da09f5c651ee28eeca00a76d71636b9aacae96a6bfd93"`
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running /opt/crater/target/debug/deps/log_duration_visualizer-94b31d967eb367b0
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "753aca66baf1423ed46da09f5c651ee28eeca00a76d71636b9aacae96a6bfd93"`
[INFO] running `"docker" "rm" "-f" "753aca66baf1423ed46da09f5c651ee28eeca00a76d71636b9aacae96a6bfd93"`
[INFO] [stdout] 753aca66baf1423ed46da09f5c651ee28eeca00a76d71636b9aacae96a6bfd93