[INFO] updating cached repository yvan-sraka/tac
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/yvan-sraka/tac
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/yvan-sraka/tac" "work/ex/beta-1.38-1/sources/1.37.0/gh/yvan-sraka/tac"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/yvan-sraka/tac'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/yvan-sraka/tac" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/yvan-sraka/tac"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/yvan-sraka/tac'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] c126686681c1ecba2cc9472ba31c7d395d853b3e
[INFO] sha for GitHub repo yvan-sraka/tac: c126686681c1ecba2cc9472ba31c7d395d853b3e
[INFO] validating manifest of yvan-sraka/tac 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 yvan-sraka/tac 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 yvan-sraka/tac
[INFO] finished frobbing yvan-sraka/tac
[INFO] frobbed toml for yvan-sraka/tac written to work/ex/beta-1.38-1/sources/1.37.0/gh/yvan-sraka/tac/Cargo.toml
[INFO] started frobbing yvan-sraka/tac
[INFO] finished frobbing yvan-sraka/tac
[INFO] frobbed toml for yvan-sraka/tac written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/yvan-sraka/tac/Cargo.toml
[INFO] crate yvan-sraka/tac 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] [stderr]     Blocking waiting for file lock on package cache
[INFO] testing yvan-sraka/tac against beta-2019-08-13 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-2/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/yvan-sraka/tac:/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-2019-08-13" "build" "--frozen"`
[INFO] [stdout] d077009f6044ae838a0e4713cb94145f42bef03bd1bb8ac5a83cc7eb3c43c41d
[INFO] running `"docker" "start" "-a" "d077009f6044ae838a0e4713cb94145f42bef03bd1bb8ac5a83cc7eb3c43c41d"`
[INFO] [stderr]    Compiling tac v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.01s
[INFO] running `"docker" "inspect" "d077009f6044ae838a0e4713cb94145f42bef03bd1bb8ac5a83cc7eb3c43c41d"`
[INFO] running `"docker" "rm" "-f" "d077009f6044ae838a0e4713cb94145f42bef03bd1bb8ac5a83cc7eb3c43c41d"`
[INFO] [stdout] d077009f6044ae838a0e4713cb94145f42bef03bd1bb8ac5a83cc7eb3c43c41d
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-2/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/yvan-sraka/tac:/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-2019-08-13" "test" "--frozen" "--no-run"`
[INFO] [stdout] 217c6472586575a69a387c6a493a2ba1fff419828bff3edf7f6b27830afe3939
[INFO] running `"docker" "start" "-a" "217c6472586575a69a387c6a493a2ba1fff419828bff3edf7f6b27830afe3939"`
[INFO] [stderr]    Compiling tac v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.60s
[INFO] running `"docker" "inspect" "217c6472586575a69a387c6a493a2ba1fff419828bff3edf7f6b27830afe3939"`
[INFO] running `"docker" "rm" "-f" "217c6472586575a69a387c6a493a2ba1fff419828bff3edf7f6b27830afe3939"`
[INFO] [stdout] 217c6472586575a69a387c6a493a2ba1fff419828bff3edf7f6b27830afe3939
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-2/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/yvan-sraka/tac:/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-2019-08-13" "test" "--frozen"`
[INFO] [stdout] 495d01c80f22fac1c794214837533739ce1e0d6041b62072edd067991a3dc101
[INFO] running `"docker" "start" "-a" "495d01c80f22fac1c794214837533739ce1e0d6041b62072edd067991a3dc101"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/tac-1521f8a4b8e630ce
[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" "495d01c80f22fac1c794214837533739ce1e0d6041b62072edd067991a3dc101"`
[INFO] running `"docker" "rm" "-f" "495d01c80f22fac1c794214837533739ce1e0d6041b62072edd067991a3dc101"`
[INFO] [stdout] 495d01c80f22fac1c794214837533739ce1e0d6041b62072edd067991a3dc101