[INFO] updating cached repository https://github.com/abradley2/rust-practice [INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/big/crater/work/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"` [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] b3b9b0ef77286b7e53f68220b8e9888b2887b426 [INFO] testing abradley2/rust-practice against beta-2019-09-28 for beta-1.39-1 [INFO] running `"git" "clone" "work/cache/git-repos/https%3A%2F%2Fgithub.com%2Fabradley2%2Frust-practice" "work/builds/worker-10/source"` [INFO] [stderr] Cloning into 'work/builds/worker-10/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/abradley2/rust-practice on toolchain beta-2019-09-28 [INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+beta-2019-09-28" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking git repo https://github.com/abradley2/rust-practice [INFO] finished tweaking git repo https://github.com/abradley2/rust-practice [INFO] tweaked toml for git repo https://github.com/abradley2/rust-practice written to work/builds/worker-10/source/Cargo.toml [INFO] crate git repo https://github.com/abradley2/rust-practice already has a lockfile, it will not be regenerated [INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+beta-2019-09-28" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-10/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2019-09-28" "build" "--frozen"` [INFO] [stdout] 33caf55a303e1ec4feb001db76710fbcad90c36c0597f9900b444ed91c360ffa [INFO] running `"docker" "start" "-a" "33caf55a303e1ec4feb001db76710fbcad90c36c0597f9900b444ed91c360ffa"` [INFO] [stderr] Compiling learn_rust v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/main.rs:235:55 [INFO] [stderr] | [INFO] [stderr] 235 | fn get_addition_partial(first_number: i32) -> Box i32> { [INFO] [stderr] | ^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(i32) -> i32` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unreachable statement [INFO] [stderr] --> src/main.rs:151:9 [INFO] [stderr] | [INFO] [stderr] 149 | break 'outer; [INFO] [stderr] | ------------ any code following this expression is unreachable [INFO] [stderr] 150 | } [INFO] [stderr] 151 | println!("This point will never be reached"); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ unreachable statement [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unreachable_code)]` on by default [INFO] [stderr] = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.51s [INFO] running `"docker" "inspect" "33caf55a303e1ec4feb001db76710fbcad90c36c0597f9900b444ed91c360ffa"` [INFO] running `"docker" "rm" "-f" "33caf55a303e1ec4feb001db76710fbcad90c36c0597f9900b444ed91c360ffa"` [INFO] [stdout] 33caf55a303e1ec4feb001db76710fbcad90c36c0597f9900b444ed91c360ffa [INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-10/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2019-09-28" "test" "--frozen" "--no-run"` [INFO] [stdout] dc773f04e653bda6f33044a8a62a3ba5950427c8db79bbe8ea50b30332597a59 [INFO] running `"docker" "start" "-a" "dc773f04e653bda6f33044a8a62a3ba5950427c8db79bbe8ea50b30332597a59"` [INFO] [stderr] Compiling learn_rust v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/main.rs:235:55 [INFO] [stderr] | [INFO] [stderr] 235 | fn get_addition_partial(first_number: i32) -> Box i32> { [INFO] [stderr] | ^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(i32) -> i32` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unreachable statement [INFO] [stderr] --> src/main.rs:151:9 [INFO] [stderr] | [INFO] [stderr] 149 | break 'outer; [INFO] [stderr] | ------------ any code following this expression is unreachable [INFO] [stderr] 150 | } [INFO] [stderr] 151 | println!("This point will never be reached"); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ unreachable statement [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unreachable_code)]` on by default [INFO] [stderr] = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.26s [INFO] running `"docker" "inspect" "dc773f04e653bda6f33044a8a62a3ba5950427c8db79bbe8ea50b30332597a59"` [INFO] running `"docker" "rm" "-f" "dc773f04e653bda6f33044a8a62a3ba5950427c8db79bbe8ea50b30332597a59"` [INFO] [stdout] dc773f04e653bda6f33044a8a62a3ba5950427c8db79bbe8ea50b30332597a59 [INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-10/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2019-09-28" "test" "--frozen"` [INFO] [stdout] a3a3c5da5f9d0643ca95bbf72d7d1dea5a23c06dd19b7884ff10072148eb91be [INFO] running `"docker" "start" "-a" "a3a3c5da5f9d0643ca95bbf72d7d1dea5a23c06dd19b7884ff10072148eb91be"` [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.00s [INFO] [stderr] Running /opt/rustwide/target/debug/deps/learn_rust-0fc3d01d3e0c217c [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" "a3a3c5da5f9d0643ca95bbf72d7d1dea5a23c06dd19b7884ff10072148eb91be"` [INFO] running `"docker" "rm" "-f" "a3a3c5da5f9d0643ca95bbf72d7d1dea5a23c06dd19b7884ff10072148eb91be"` [INFO] [stdout] a3a3c5da5f9d0643ca95bbf72d7d1dea5a23c06dd19b7884ff10072148eb91be