[INFO] updating cached repository pehota/exrc-creator
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/pehota/exrc-creator
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/pehota/exrc-creator" "work/ex/beta-1.38-1/sources/1.37.0/gh/pehota/exrc-creator"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/pehota/exrc-creator'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/pehota/exrc-creator" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/pehota/exrc-creator"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/pehota/exrc-creator'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 433fe68b9c877bd74e9bd02de7fc9f19fcccaf9e
[INFO] sha for GitHub repo pehota/exrc-creator: 433fe68b9c877bd74e9bd02de7fc9f19fcccaf9e
[INFO] validating manifest of pehota/exrc-creator 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 pehota/exrc-creator 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 pehota/exrc-creator
[INFO] finished frobbing pehota/exrc-creator
[INFO] frobbed toml for pehota/exrc-creator written to work/ex/beta-1.38-1/sources/1.37.0/gh/pehota/exrc-creator/Cargo.toml
[INFO] started frobbing pehota/exrc-creator
[INFO] finished frobbing pehota/exrc-creator
[INFO] frobbed toml for pehota/exrc-creator written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/pehota/exrc-creator/Cargo.toml
[INFO] crate pehota/exrc-creator 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 pehota/exrc-creator 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-3/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/pehota/exrc-creator:/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] 5b679ae7ecd4754ac45559aa67bdc1bda1efbee8fe037a04251ddc1c65d7d877
[INFO] running `"docker" "start" "-a" "5b679ae7ecd4754ac45559aa67bdc1bda1efbee8fe037a04251ddc1c65d7d877"`
[INFO] [stderr]    Compiling exrc-tool v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:48:47
[INFO] [stderr]    |
[INFO] [stderr] 48 | pub fn run(_config: Config) -> Result<(), Box<Error>> {
[INFO] [stderr]    |                                               ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(bare_trait_objects)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.53s
[INFO] running `"docker" "inspect" "5b679ae7ecd4754ac45559aa67bdc1bda1efbee8fe037a04251ddc1c65d7d877"`
[INFO] running `"docker" "rm" "-f" "5b679ae7ecd4754ac45559aa67bdc1bda1efbee8fe037a04251ddc1c65d7d877"`
[INFO] [stdout] 5b679ae7ecd4754ac45559aa67bdc1bda1efbee8fe037a04251ddc1c65d7d877
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-3/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/pehota/exrc-creator:/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] abff01fd4730c2ed696f85c5395b83e5af2ee8522042880bee7d92a905e514a0
[INFO] running `"docker" "start" "-a" "abff01fd4730c2ed696f85c5395b83e5af2ee8522042880bee7d92a905e514a0"`
[INFO] [stderr]    Compiling exrc-tool v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:48:47
[INFO] [stderr]    |
[INFO] [stderr] 48 | pub fn run(_config: Config) -> Result<(), Box<Error>> {
[INFO] [stderr]    |                                               ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(bare_trait_objects)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.73s
[INFO] running `"docker" "inspect" "abff01fd4730c2ed696f85c5395b83e5af2ee8522042880bee7d92a905e514a0"`
[INFO] running `"docker" "rm" "-f" "abff01fd4730c2ed696f85c5395b83e5af2ee8522042880bee7d92a905e514a0"`
[INFO] [stdout] abff01fd4730c2ed696f85c5395b83e5af2ee8522042880bee7d92a905e514a0
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-3/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/pehota/exrc-creator:/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] 894a58fbca93c7d920cadd0cc130199ab5bddb2b883759f28e99545a8bde9c25
[INFO] running `"docker" "start" "-a" "894a58fbca93c7d920cadd0cc130199ab5bddb2b883759f28e99545a8bde9c25"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/exrc_tool-e880adf72633bc8a
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test tests::parse_args ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/crater/target/debug/deps/exrc_tool-471fd8713e1f393b
[INFO] [stderr]    Doc-tests exrc-tool
[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" "894a58fbca93c7d920cadd0cc130199ab5bddb2b883759f28e99545a8bde9c25"`
[INFO] running `"docker" "rm" "-f" "894a58fbca93c7d920cadd0cc130199ab5bddb2b883759f28e99545a8bde9c25"`
[INFO] [stdout] 894a58fbca93c7d920cadd0cc130199ab5bddb2b883759f28e99545a8bde9c25