[INFO] updating cached repository bossmc/kcov-rust-issue
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/bossmc/kcov-rust-issue
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/bossmc/kcov-rust-issue" "work/ex/beta-1.37-6/sources/1.36.0/gh/bossmc/kcov-rust-issue"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/bossmc/kcov-rust-issue'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/bossmc/kcov-rust-issue" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/bossmc/kcov-rust-issue"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/bossmc/kcov-rust-issue'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 5e44160ff1985de043bc33acadaa548363371aea
[INFO] sha for GitHub repo bossmc/kcov-rust-issue: 5e44160ff1985de043bc33acadaa548363371aea
[INFO] validating manifest of bossmc/kcov-rust-issue 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 bossmc/kcov-rust-issue 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 bossmc/kcov-rust-issue
[INFO] finished frobbing bossmc/kcov-rust-issue
[INFO] frobbed toml for bossmc/kcov-rust-issue written to work/ex/beta-1.37-6/sources/1.36.0/gh/bossmc/kcov-rust-issue/Cargo.toml
[INFO] started frobbing bossmc/kcov-rust-issue
[INFO] finished frobbing bossmc/kcov-rust-issue
[INFO] frobbed toml for bossmc/kcov-rust-issue written to work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/bossmc/kcov-rust-issue/Cargo.toml
[INFO] crate bossmc/kcov-rust-issue 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 bossmc/kcov-rust-issue 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-6/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/bossmc/kcov-rust-issue:/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] 8fae7475bdb12e94241d4e1118f2f05df6156e46fdf28180f928d6b5efcdff97
[INFO] running `"docker" "start" "-a" "8fae7475bdb12e94241d4e1118f2f05df6156e46fdf28180f928d6b5efcdff97"`
[INFO] [stderr]    Compiling kcov-foo v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.26s
[INFO] running `"docker" "inspect" "8fae7475bdb12e94241d4e1118f2f05df6156e46fdf28180f928d6b5efcdff97"`
[INFO] running `"docker" "rm" "-f" "8fae7475bdb12e94241d4e1118f2f05df6156e46fdf28180f928d6b5efcdff97"`
[INFO] [stdout] 8fae7475bdb12e94241d4e1118f2f05df6156e46fdf28180f928d6b5efcdff97
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-6/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/bossmc/kcov-rust-issue:/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] 8c31773d6a9b31520e9cd2adc4d13fb3926f64a2384111f29aeec39f85cb1063
[INFO] running `"docker" "start" "-a" "8c31773d6a9b31520e9cd2adc4d13fb3926f64a2384111f29aeec39f85cb1063"`
[INFO] [stderr]    Compiling kcov-foo v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.99s
[INFO] running `"docker" "inspect" "8c31773d6a9b31520e9cd2adc4d13fb3926f64a2384111f29aeec39f85cb1063"`
[INFO] running `"docker" "rm" "-f" "8c31773d6a9b31520e9cd2adc4d13fb3926f64a2384111f29aeec39f85cb1063"`
[INFO] [stdout] 8c31773d6a9b31520e9cd2adc4d13fb3926f64a2384111f29aeec39f85cb1063
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-6/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/bossmc/kcov-rust-issue:/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] 102b8b9307c2b07e956eaf565a106a9d423542d129a3dacdb5fe0452bb8dd3e7
[INFO] running `"docker" "start" "-a" "102b8b9307c2b07e956eaf565a106a9d423542d129a3dacdb5fe0452bb8dd3e7"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/kcov_foo-1395c13fb8a008c4
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test test_a_panic ... ignored
[INFO] [stdout] test test_a ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 1 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests kcov-foo
[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" "102b8b9307c2b07e956eaf565a106a9d423542d129a3dacdb5fe0452bb8dd3e7"`
[INFO] running `"docker" "rm" "-f" "102b8b9307c2b07e956eaf565a106a9d423542d129a3dacdb5fe0452bb8dd3e7"`
[INFO] [stdout] 102b8b9307c2b07e956eaf565a106a9d423542d129a3dacdb5fe0452bb8dd3e7