[INFO] updating cached repository mathieu-anderson/rust_fns
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/mathieu-anderson/rust_fns
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/mathieu-anderson/rust_fns" "work/ex/beta-1.37-6/sources/1.36.0/gh/mathieu-anderson/rust_fns"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/mathieu-anderson/rust_fns'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/mathieu-anderson/rust_fns" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/mathieu-anderson/rust_fns"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/mathieu-anderson/rust_fns'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 49a20fd20d86e1572989e62d8ecb5a63cd2daaa6
[INFO] sha for GitHub repo mathieu-anderson/rust_fns: 49a20fd20d86e1572989e62d8ecb5a63cd2daaa6
[INFO] validating manifest of mathieu-anderson/rust_fns 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 mathieu-anderson/rust_fns 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 mathieu-anderson/rust_fns
[INFO] finished frobbing mathieu-anderson/rust_fns
[INFO] frobbed toml for mathieu-anderson/rust_fns written to work/ex/beta-1.37-6/sources/1.36.0/gh/mathieu-anderson/rust_fns/Cargo.toml
[INFO] started frobbing mathieu-anderson/rust_fns
[INFO] finished frobbing mathieu-anderson/rust_fns
[INFO] frobbed toml for mathieu-anderson/rust_fns written to work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/mathieu-anderson/rust_fns/Cargo.toml
[INFO] crate mathieu-anderson/rust_fns 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] testing mathieu-anderson/rust_fns 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-1/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/mathieu-anderson/rust_fns:/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] 07f7e45465cf9a14b45983b4041f1d84a6931fc182d9aa86e5f6c522282ceeaa
[INFO] running `"docker" "start" "-a" "07f7e45465cf9a14b45983b4041f1d84a6931fc182d9aa86e5f6c522282ceeaa"`
[INFO] [stderr]    Compiling rust_fns v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.67s
[INFO] running `"docker" "inspect" "07f7e45465cf9a14b45983b4041f1d84a6931fc182d9aa86e5f6c522282ceeaa"`
[INFO] running `"docker" "rm" "-f" "07f7e45465cf9a14b45983b4041f1d84a6931fc182d9aa86e5f6c522282ceeaa"`
[INFO] [stdout] 07f7e45465cf9a14b45983b4041f1d84a6931fc182d9aa86e5f6c522282ceeaa
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-1/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/mathieu-anderson/rust_fns:/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] 2be43684ab7bddff570443a623fbeafd0b777720f28c00754233ca52d00ab704
[INFO] running `"docker" "start" "-a" "2be43684ab7bddff570443a623fbeafd0b777720f28c00754233ca52d00ab704"`
[INFO] [stderr]    Compiling rust_fns v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.76s
[INFO] running `"docker" "inspect" "2be43684ab7bddff570443a623fbeafd0b777720f28c00754233ca52d00ab704"`
[INFO] running `"docker" "rm" "-f" "2be43684ab7bddff570443a623fbeafd0b777720f28c00754233ca52d00ab704"`
[INFO] [stdout] 2be43684ab7bddff570443a623fbeafd0b777720f28c00754233ca52d00ab704
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-1/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/mathieu-anderson/rust_fns:/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] 4d34916534c5a6f1bc705be00c68825da21404f5a3b032d1814538431422b56f
[INFO] running `"docker" "start" "-a" "4d34916534c5a6f1bc705be00c68825da21404f5a3b032d1814538431422b56f"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/rust_fns-29645fe54b096fc4
[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" "4d34916534c5a6f1bc705be00c68825da21404f5a3b032d1814538431422b56f"`
[INFO] running `"docker" "rm" "-f" "4d34916534c5a6f1bc705be00c68825da21404f5a3b032d1814538431422b56f"`
[INFO] [stdout] 4d34916534c5a6f1bc705be00c68825da21404f5a3b032d1814538431422b56f