[INFO] updating cached repository prataprc/ri
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/prataprc/ri
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/prataprc/ri" "work/ex/beta-1.38-1/sources/1.37.0/gh/prataprc/ri"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/prataprc/ri'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/prataprc/ri" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/prataprc/ri"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/prataprc/ri'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] e51b6b5ffcbfa2b0553b28e21421813d4c6aa711
[INFO] sha for GitHub repo prataprc/ri: e51b6b5ffcbfa2b0553b28e21421813d4c6aa711
[INFO] validating manifest of prataprc/ri 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 prataprc/ri 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 prataprc/ri
[INFO] finished frobbing prataprc/ri
[INFO] frobbed toml for prataprc/ri written to work/ex/beta-1.38-1/sources/1.37.0/gh/prataprc/ri/Cargo.toml
[INFO] started frobbing prataprc/ri
[INFO] finished frobbing prataprc/ri
[INFO] frobbed toml for prataprc/ri written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/prataprc/ri/Cargo.toml
[INFO] crate prataprc/ri 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 prataprc/ri 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-2/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/prataprc/ri:/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] d4a3b9f2252328cf9e2898cf56c6ff50801c31e09b41e5b39706c0e9a762b627
[INFO] running `"docker" "start" "-a" "d4a3b9f2252328cf9e2898cf56c6ff50801c31e09b41e5b39706c0e9a762b627"`
[INFO] [stderr]    Compiling libc v0.2.42
[INFO] [stderr]    Compiling regex v1.0.1
[INFO] [stderr]    Compiling getopts v0.2.17
[INFO] [stderr]    Compiling regex-syntax v0.6.1
[INFO] [stderr]    Compiling thread_local v0.3.5
[INFO] [stderr]    Compiling memchr v2.0.1
[INFO] [stderr]    Compiling aho-corasick v0.6.5
[INFO] [stderr]    Compiling ri v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/error.rs:22:32
[INFO] [stderr]    |
[INFO] [stderr] 22 |     fn cause(&self) -> Option<&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 23.00s
[INFO] running `"docker" "inspect" "d4a3b9f2252328cf9e2898cf56c6ff50801c31e09b41e5b39706c0e9a762b627"`
[INFO] running `"docker" "rm" "-f" "d4a3b9f2252328cf9e2898cf56c6ff50801c31e09b41e5b39706c0e9a762b627"`
[INFO] [stdout] d4a3b9f2252328cf9e2898cf56c6ff50801c31e09b41e5b39706c0e9a762b627
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-2/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/prataprc/ri:/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] 441a06eb79f145313b31b4ce513c6dd080bcfaca47bae662226e5851ab1f140a
[INFO] running `"docker" "start" "-a" "441a06eb79f145313b31b4ce513c6dd080bcfaca47bae662226e5851ab1f140a"`
[INFO] [stderr]    Compiling ri v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/error.rs:22:32
[INFO] [stderr]    |
[INFO] [stderr] 22 |     fn cause(&self) -> Option<&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 0.99s
[INFO] running `"docker" "inspect" "441a06eb79f145313b31b4ce513c6dd080bcfaca47bae662226e5851ab1f140a"`
[INFO] running `"docker" "rm" "-f" "441a06eb79f145313b31b4ce513c6dd080bcfaca47bae662226e5851ab1f140a"`
[INFO] [stdout] 441a06eb79f145313b31b4ce513c6dd080bcfaca47bae662226e5851ab1f140a
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-2/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/prataprc/ri:/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] a9975b7878fb63360f729b4edf447680a09035cb98c11771baeb47f703f9ea40
[INFO] running `"docker" "start" "-a" "a9975b7878fb63360f729b4edf447680a09035cb98c11771baeb47f703f9ea40"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/ri-1f6e8148d02277ae
[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" "a9975b7878fb63360f729b4edf447680a09035cb98c11771baeb47f703f9ea40"`
[INFO] running `"docker" "rm" "-f" "a9975b7878fb63360f729b4edf447680a09035cb98c11771baeb47f703f9ea40"`
[INFO] [stdout] a9975b7878fb63360f729b4edf447680a09035cb98c11771baeb47f703f9ea40