[INFO] updating cached repository Gregoor/mp3-duration-sum
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/Gregoor/mp3-duration-sum
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/Gregoor/mp3-duration-sum" "work/ex/beta-1.37-6/sources/1.36.0/gh/Gregoor/mp3-duration-sum"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/Gregoor/mp3-duration-sum'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/Gregoor/mp3-duration-sum" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/Gregoor/mp3-duration-sum"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/Gregoor/mp3-duration-sum'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 0eedd9f86a202e630d86a162587ff21275a9276d
[INFO] sha for GitHub repo Gregoor/mp3-duration-sum: 0eedd9f86a202e630d86a162587ff21275a9276d
[INFO] validating manifest of Gregoor/mp3-duration-sum 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 Gregoor/mp3-duration-sum 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 Gregoor/mp3-duration-sum
[INFO] finished frobbing Gregoor/mp3-duration-sum
[INFO] frobbed toml for Gregoor/mp3-duration-sum written to work/ex/beta-1.37-6/sources/1.36.0/gh/Gregoor/mp3-duration-sum/Cargo.toml
[INFO] started frobbing Gregoor/mp3-duration-sum
[INFO] finished frobbing Gregoor/mp3-duration-sum
[INFO] frobbed toml for Gregoor/mp3-duration-sum written to work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/Gregoor/mp3-duration-sum/Cargo.toml
[INFO] crate Gregoor/mp3-duration-sum 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] [stderr]     Blocking waiting for file lock on package cache
[INFO] testing Gregoor/mp3-duration-sum 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/Gregoor/mp3-duration-sum:/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] 08c720bd5ff74f7df67b599de383469704a8c8301dc1a13b0c03bdd5c7dc105e
[INFO] running `"docker" "start" "-a" "08c720bd5ff74f7df67b599de383469704a8c8301dc1a13b0c03bdd5c7dc105e"`
[INFO] [stderr]    Compiling cc v1.0.29
[INFO] [stderr]    Compiling backtrace v0.3.13
[INFO] [stderr]    Compiling syn v0.15.26
[INFO] [stderr]    Compiling num_cpus v1.10.0
[INFO] [stderr]    Compiling rayon-core v1.4.1
[INFO] [stderr]    Compiling backtrace-sys v0.1.28
[INFO] [stderr]    Compiling rayon v1.0.3
[INFO] [stderr]    Compiling synstructure v0.10.1
[INFO] [stderr]    Compiling structopt-derive v0.2.14
[INFO] [stderr]    Compiling failure_derive v0.1.5
[INFO] [stderr]    Compiling structopt v0.2.14
[INFO] [stderr]    Compiling failure v0.1.5
[INFO] [stderr]    Compiling mp3-duration v0.1.4
[INFO] [stderr]    Compiling mp3-duration-sum v0.1.1 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 22.31s
[INFO] running `"docker" "inspect" "08c720bd5ff74f7df67b599de383469704a8c8301dc1a13b0c03bdd5c7dc105e"`
[INFO] running `"docker" "rm" "-f" "08c720bd5ff74f7df67b599de383469704a8c8301dc1a13b0c03bdd5c7dc105e"`
[INFO] [stdout] 08c720bd5ff74f7df67b599de383469704a8c8301dc1a13b0c03bdd5c7dc105e
[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/Gregoor/mp3-duration-sum:/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] c161516902aecbf9988dfb63dccb3b343346114242daa25e3de6f381d1475200
[INFO] running `"docker" "start" "-a" "c161516902aecbf9988dfb63dccb3b343346114242daa25e3de6f381d1475200"`
[INFO] [stderr]    Compiling mp3-duration-sum v0.1.1 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.78s
[INFO] running `"docker" "inspect" "c161516902aecbf9988dfb63dccb3b343346114242daa25e3de6f381d1475200"`
[INFO] running `"docker" "rm" "-f" "c161516902aecbf9988dfb63dccb3b343346114242daa25e3de6f381d1475200"`
[INFO] [stdout] c161516902aecbf9988dfb63dccb3b343346114242daa25e3de6f381d1475200
[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/Gregoor/mp3-duration-sum:/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] 988326f2c23c90a3bb90b6407d8f4b50d7cdc6c1bd5c608ad627d3de04958001
[INFO] running `"docker" "start" "-a" "988326f2c23c90a3bb90b6407d8f4b50d7cdc6c1bd5c608ad627d3de04958001"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.48s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/mp3_duration_sum-066b52c7d1a71cf0
[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" "988326f2c23c90a3bb90b6407d8f4b50d7cdc6c1bd5c608ad627d3de04958001"`
[INFO] running `"docker" "rm" "-f" "988326f2c23c90a3bb90b6407d8f4b50d7cdc6c1bd5c608ad627d3de04958001"`
[INFO] [stdout] 988326f2c23c90a3bb90b6407d8f4b50d7cdc6c1bd5c608ad627d3de04958001