[INFO] updating cached repository fast-french/erf
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/fast-french/erf
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/fast-french/erf" "work/ex/beta-1.37-6/sources/1.36.0/gh/fast-french/erf"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/fast-french/erf'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/fast-french/erf" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/fast-french/erf"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/fast-french/erf'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 3ca87e2f26e8578e902ee8460905c63d9f0c5e90
[INFO] sha for GitHub repo fast-french/erf: 3ca87e2f26e8578e902ee8460905c63d9f0c5e90
[INFO] validating manifest of fast-french/erf 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 fast-french/erf 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 fast-french/erf
[INFO] finished frobbing fast-french/erf
[INFO] frobbed toml for fast-french/erf written to work/ex/beta-1.37-6/sources/1.36.0/gh/fast-french/erf/Cargo.toml
[INFO] started frobbing fast-french/erf
[INFO] finished frobbing fast-french/erf
[INFO] frobbed toml for fast-french/erf written to work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/fast-french/erf/Cargo.toml
[INFO] crate fast-french/erf 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] [stderr] error: the lock file /mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/fast-french/erf/Cargo.lock needs to be updated but --locked was passed to prevent this
[INFO] the lockfile is outdated, regenerating it
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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 fast-french/erf 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-0/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/fast-french/erf:/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] 05b04ea7b68c48794d35c91a37988b04c508a10ac67434b9dc856ed59e85774e
[INFO] running `"docker" "start" "-a" "05b04ea7b68c48794d35c91a37988b04c508a10ac67434b9dc856ed59e85774e"`
[INFO] [stderr]    Compiling erf v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.42s
[INFO] running `"docker" "inspect" "05b04ea7b68c48794d35c91a37988b04c508a10ac67434b9dc856ed59e85774e"`
[INFO] running `"docker" "rm" "-f" "05b04ea7b68c48794d35c91a37988b04c508a10ac67434b9dc856ed59e85774e"`
[INFO] [stdout] 05b04ea7b68c48794d35c91a37988b04c508a10ac67434b9dc856ed59e85774e
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-0/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/fast-french/erf:/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] d30eaf7b1c699b996df8611de9582f98da89e5cfae43f7f4d2925953def537fe
[INFO] running `"docker" "start" "-a" "d30eaf7b1c699b996df8611de9582f98da89e5cfae43f7f4d2925953def537fe"`
[INFO] [stderr]    Compiling erf v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.35s
[INFO] running `"docker" "inspect" "d30eaf7b1c699b996df8611de9582f98da89e5cfae43f7f4d2925953def537fe"`
[INFO] running `"docker" "rm" "-f" "d30eaf7b1c699b996df8611de9582f98da89e5cfae43f7f4d2925953def537fe"`
[INFO] [stdout] d30eaf7b1c699b996df8611de9582f98da89e5cfae43f7f4d2925953def537fe
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-0/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/fast-french/erf:/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] dfd4bc3df2b7e7e8fa7ed8e849353fe0dac40d7f719fb9561808d500f2c8b902
[INFO] running `"docker" "start" "-a" "dfd4bc3df2b7e7e8fa7ed8e849353fe0dac40d7f719fb9561808d500f2c8b902"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/erf-ade8e3b77c1e1ea2
[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/erf-5cc8496e8de27acc
[INFO] [stderr]    Doc-tests erf
[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] [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" "dfd4bc3df2b7e7e8fa7ed8e849353fe0dac40d7f719fb9561808d500f2c8b902"`
[INFO] running `"docker" "rm" "-f" "dfd4bc3df2b7e7e8fa7ed8e849353fe0dac40d7f719fb9561808d500f2c8b902"`
[INFO] [stdout] dfd4bc3df2b7e7e8fa7ed8e849353fe0dac40d7f719fb9561808d500f2c8b902