[INFO] updating cached repository toddWannaCode/io-project
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/toddWannaCode/io-project
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/toddWannaCode/io-project" "work/ex/beta-1.38-1/sources/1.37.0/gh/toddWannaCode/io-project"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/toddWannaCode/io-project'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/toddWannaCode/io-project" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/toddWannaCode/io-project"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/toddWannaCode/io-project'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 2fcb0dc38864ccfad578d2e259bddb8fe5758186
[INFO] sha for GitHub repo toddWannaCode/io-project: 2fcb0dc38864ccfad578d2e259bddb8fe5758186
[INFO] validating manifest of toddWannaCode/io-project 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 toddWannaCode/io-project 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 toddWannaCode/io-project
[INFO] finished frobbing toddWannaCode/io-project
[INFO] frobbed toml for toddWannaCode/io-project written to work/ex/beta-1.38-1/sources/1.37.0/gh/toddWannaCode/io-project/Cargo.toml
[INFO] started frobbing toddWannaCode/io-project
[INFO] finished frobbing toddWannaCode/io-project
[INFO] frobbed toml for toddWannaCode/io-project written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/toddWannaCode/io-project/Cargo.toml
[INFO] crate toddWannaCode/io-project 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 toddWannaCode/io-project 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-4/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/toddWannaCode/io-project:/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] 5d7bc4180ab6fa49d10e13c0b7da7bf1f8ecfb72c9fd4f9056036725bf5a5988
[INFO] running `"docker" "start" "-a" "5d7bc4180ab6fa49d10e13c0b7da7bf1f8ecfb72c9fd4f9056036725bf5a5988"`
[INFO] [stderr]    Compiling io_project v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:25:52
[INFO] [stderr]    |
[INFO] [stderr] 25 | pub fn run<T>(config: Config<T>) -> Result<(), Box<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 0.90s
[INFO] running `"docker" "inspect" "5d7bc4180ab6fa49d10e13c0b7da7bf1f8ecfb72c9fd4f9056036725bf5a5988"`
[INFO] running `"docker" "rm" "-f" "5d7bc4180ab6fa49d10e13c0b7da7bf1f8ecfb72c9fd4f9056036725bf5a5988"`
[INFO] [stdout] 5d7bc4180ab6fa49d10e13c0b7da7bf1f8ecfb72c9fd4f9056036725bf5a5988
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-4/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/toddWannaCode/io-project:/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] 50512d4e55d815d2aefca3e90b7fb61d2aba5c763b8a47164e1768f60b1e5478
[INFO] running `"docker" "start" "-a" "50512d4e55d815d2aefca3e90b7fb61d2aba5c763b8a47164e1768f60b1e5478"`
[INFO] [stderr]    Compiling io_project v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:25:52
[INFO] [stderr]    |
[INFO] [stderr] 25 | pub fn run<T>(config: Config<T>) -> Result<(), Box<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 0.78s
[INFO] running `"docker" "inspect" "50512d4e55d815d2aefca3e90b7fb61d2aba5c763b8a47164e1768f60b1e5478"`
[INFO] running `"docker" "rm" "-f" "50512d4e55d815d2aefca3e90b7fb61d2aba5c763b8a47164e1768f60b1e5478"`
[INFO] [stdout] 50512d4e55d815d2aefca3e90b7fb61d2aba5c763b8a47164e1768f60b1e5478
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-4/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/toddWannaCode/io-project:/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] 39d5e5f4a5760fd8f49a5eb0b4269f3a4376c35c7dd412403a3704e45b14a59b
[INFO] running `"docker" "start" "-a" "39d5e5f4a5760fd8f49a5eb0b4269f3a4376c35c7dd412403a3704e45b14a59b"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/io_project-091910317d21bd03
[INFO] [stderr]      Running /opt/crater/target/debug/deps/io_project-9250c1832e1a6338
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests io_project
[INFO] [stdout] running 3 tests
[INFO] [stdout] test test::case_insensitive ... ok
[INFO] [stdout] test test::one_result ... ok
[INFO] [stdout] test test::case_sensitive ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[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] [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" "39d5e5f4a5760fd8f49a5eb0b4269f3a4376c35c7dd412403a3704e45b14a59b"`
[INFO] running `"docker" "rm" "-f" "39d5e5f4a5760fd8f49a5eb0b4269f3a4376c35c7dd412403a3704e45b14a59b"`
[INFO] [stdout] 39d5e5f4a5760fd8f49a5eb0b4269f3a4376c35c7dd412403a3704e45b14a59b