[INFO] updating cached repository honjet/cosv
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/honjet/cosv
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/honjet/cosv" "work/ex/beta-1.38-1/sources/1.37.0/gh/honjet/cosv"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/honjet/cosv'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/honjet/cosv" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/honjet/cosv"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/honjet/cosv'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 3a14f2e74c78ab6ef6d76d2b46d15e1e3e61b328
[INFO] sha for GitHub repo honjet/cosv: 3a14f2e74c78ab6ef6d76d2b46d15e1e3e61b328
[INFO] validating manifest of honjet/cosv 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 honjet/cosv 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 honjet/cosv
[INFO] finished frobbing honjet/cosv
[INFO] frobbed toml for honjet/cosv written to work/ex/beta-1.38-1/sources/1.37.0/gh/honjet/cosv/Cargo.toml
[INFO] started frobbing honjet/cosv
[INFO] finished frobbing honjet/cosv
[INFO] frobbed toml for honjet/cosv written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/honjet/cosv/Cargo.toml
[INFO] crate honjet/cosv 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 honjet/cosv 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-0/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/honjet/cosv:/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] 645f725cfafe0de9b9a8658dcbf8dcb07a9deddfbc0506d90dc95d77d5869062
[INFO] running `"docker" "start" "-a" "645f725cfafe0de9b9a8658dcbf8dcb07a9deddfbc0506d90dc95d77d5869062"`
[INFO] [stderr]    Compiling libc v0.2.50
[INFO] [stderr]    Compiling colored v1.7.0
[INFO] [stderr]    Compiling memchr v2.2.0
[INFO] [stderr]    Compiling csv-core v0.1.5
[INFO] [stderr]    Compiling csv v1.0.5
[INFO] [stderr]    Compiling cosv v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]  --> src/main.rs:8:29
[INFO] [stderr]   |
[INFO] [stderr] 8 | fn main() -> Result<(), Box<std::error::Error>> {
[INFO] [stderr]   |                             ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::error::Error`
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(bare_trait_objects)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.57s
[INFO] running `"docker" "inspect" "645f725cfafe0de9b9a8658dcbf8dcb07a9deddfbc0506d90dc95d77d5869062"`
[INFO] running `"docker" "rm" "-f" "645f725cfafe0de9b9a8658dcbf8dcb07a9deddfbc0506d90dc95d77d5869062"`
[INFO] [stdout] 645f725cfafe0de9b9a8658dcbf8dcb07a9deddfbc0506d90dc95d77d5869062
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-0/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/honjet/cosv:/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] 65faf6ee901ba317373289388e883b513688f0ecd0a575ddd74e252d8bd080c9
[INFO] running `"docker" "start" "-a" "65faf6ee901ba317373289388e883b513688f0ecd0a575ddd74e252d8bd080c9"`
[INFO] [stderr]    Compiling cosv v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]  --> src/main.rs:8:29
[INFO] [stderr]   |
[INFO] [stderr] 8 | fn main() -> Result<(), Box<std::error::Error>> {
[INFO] [stderr]   |                             ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::error::Error`
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(bare_trait_objects)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.60s
[INFO] running `"docker" "inspect" "65faf6ee901ba317373289388e883b513688f0ecd0a575ddd74e252d8bd080c9"`
[INFO] running `"docker" "rm" "-f" "65faf6ee901ba317373289388e883b513688f0ecd0a575ddd74e252d8bd080c9"`
[INFO] [stdout] 65faf6ee901ba317373289388e883b513688f0ecd0a575ddd74e252d8bd080c9
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-0/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/honjet/cosv:/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] dd24019dc77178756d868aff2e3a815b762e508dde896a728a32fb6871540350
[INFO] running `"docker" "start" "-a" "dd24019dc77178756d868aff2e3a815b762e508dde896a728a32fb6871540350"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/cosv-21c55751d1da185e
[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" "dd24019dc77178756d868aff2e3a815b762e508dde896a728a32fb6871540350"`
[INFO] running `"docker" "rm" "-f" "dd24019dc77178756d868aff2e3a815b762e508dde896a728a32fb6871540350"`
[INFO] [stdout] dd24019dc77178756d868aff2e3a815b762e508dde896a728a32fb6871540350