[INFO] updating cached repository Mixthos/try_or
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/Mixthos/try_or
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/Mixthos/try_or" "work/ex/beta-1.38-1/sources/1.37.0/gh/Mixthos/try_or"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/Mixthos/try_or'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/Mixthos/try_or" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/Mixthos/try_or"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/Mixthos/try_or'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 13acf0497af4df32067df548d94eaae80c76c5a9
[INFO] sha for GitHub repo Mixthos/try_or: 13acf0497af4df32067df548d94eaae80c76c5a9
[INFO] validating manifest of Mixthos/try_or 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 Mixthos/try_or 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 Mixthos/try_or
[INFO] finished frobbing Mixthos/try_or
[INFO] frobbed toml for Mixthos/try_or written to work/ex/beta-1.38-1/sources/1.37.0/gh/Mixthos/try_or/Cargo.toml
[INFO] started frobbing Mixthos/try_or
[INFO] finished frobbing Mixthos/try_or
[INFO] frobbed toml for Mixthos/try_or written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/Mixthos/try_or/Cargo.toml
[INFO] crate Mixthos/try_or 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] [stderr] error: the lock file /mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/Mixthos/try_or/Cargo.lock needs to be updated but --locked was passed to prevent this
[INFO] the lockfile is outdated, regenerating it
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[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 Mixthos/try_or 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/Mixthos/try_or:/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] 3b879d9363aa2abf10199c31637a242479852c3faa00b3e3c9324af623676025
[INFO] running `"docker" "start" "-a" "3b879d9363aa2abf10199c31637a242479852c3faa00b3e3c9324af623676025"`
[INFO] [stderr]    Compiling try_or v0.2.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.29s
[INFO] running `"docker" "inspect" "3b879d9363aa2abf10199c31637a242479852c3faa00b3e3c9324af623676025"`
[INFO] running `"docker" "rm" "-f" "3b879d9363aa2abf10199c31637a242479852c3faa00b3e3c9324af623676025"`
[INFO] [stdout] 3b879d9363aa2abf10199c31637a242479852c3faa00b3e3c9324af623676025
[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/Mixthos/try_or:/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] ed193f5e0c9b5a5a122bf41a6fb294128a46cac9cc4bccdafc4169e090d6f65e
[INFO] running `"docker" "start" "-a" "ed193f5e0c9b5a5a122bf41a6fb294128a46cac9cc4bccdafc4169e090d6f65e"`
[INFO] [stderr]    Compiling try_or v0.2.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.67s
[INFO] running `"docker" "inspect" "ed193f5e0c9b5a5a122bf41a6fb294128a46cac9cc4bccdafc4169e090d6f65e"`
[INFO] running `"docker" "rm" "-f" "ed193f5e0c9b5a5a122bf41a6fb294128a46cac9cc4bccdafc4169e090d6f65e"`
[INFO] [stdout] ed193f5e0c9b5a5a122bf41a6fb294128a46cac9cc4bccdafc4169e090d6f65e
[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/Mixthos/try_or:/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] 64923edc4f579126dc4b9e93f16cc4e9493c6270d26ab18b74e7b4ed1a5f2d41
[INFO] running `"docker" "start" "-a" "64923edc4f579126dc4b9e93f16cc4e9493c6270d26ab18b74e7b4ed1a5f2d41"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/try_or-798a44fe5db60535
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test tests::it_works ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests try_or
[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" "64923edc4f579126dc4b9e93f16cc4e9493c6270d26ab18b74e7b4ed1a5f2d41"`
[INFO] running `"docker" "rm" "-f" "64923edc4f579126dc4b9e93f16cc4e9493c6270d26ab18b74e7b4ed1a5f2d41"`
[INFO] [stdout] 64923edc4f579126dc4b9e93f16cc4e9493c6270d26ab18b74e7b4ed1a5f2d41