[INFO] updating cached repository https://github.com/sidewinder/rust-polymorph-test
[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] b9a2e7398d3d71cfed5903e99aaad4e0f2cdc09a
[INFO] testing sidewinder/rust-polymorph-test against beta-2019-09-28 for beta-1.39-1
[INFO] running `"git" "clone" "work/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsidewinder%2Frust-polymorph-test" "work/builds/worker-2/source"`
[INFO] [stderr] Cloning into 'work/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/sidewinder/rust-polymorph-test 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/sidewinder/rust-polymorph-test
[INFO] finished tweaking git repo https://github.com/sidewinder/rust-polymorph-test
[INFO] tweaked toml for git repo https://github.com/sidewinder/rust-polymorph-test written to work/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/sidewinder/rust-polymorph-test 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-2/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-2/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] b70d5d28f9ea1a85b0b599c00271ace1198c8f0f2295b42d83278a67d72284bd
[INFO] running `"docker" "start" "-a" "b70d5d28f9ea1a85b0b599c00271ace1198c8f0f2295b42d83278a67d72284bd"`
[INFO] [stderr]    Compiling polymorph_test v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/main.rs:108:26
[INFO] [stderr]     |
[INFO] [stderr] 108 |     let mut vec: Vec<Box<Animal>> = Vec::new();
[INFO] [stderr]     |                          ^^^^^^ help: use `dyn`: `dyn Animal`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `shear`
[INFO] [stderr]   --> src/main.rs:26:5
[INFO] [stderr]    |
[INFO] [stderr] 26 |     fn shear(&mut self) {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `shear`
[INFO] [stderr]   --> src/main.rs:43:5
[INFO] [stderr]    |
[INFO] [stderr] 43 |     fn shear(&mut self) {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.37s
[INFO] running `"docker" "inspect" "b70d5d28f9ea1a85b0b599c00271ace1198c8f0f2295b42d83278a67d72284bd"`
[INFO] running `"docker" "rm" "-f" "b70d5d28f9ea1a85b0b599c00271ace1198c8f0f2295b42d83278a67d72284bd"`
[INFO] [stdout] b70d5d28f9ea1a85b0b599c00271ace1198c8f0f2295b42d83278a67d72284bd
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-2/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] fd6f0c3262bd6cd28917d6dd94f37e4ca6a19505580ed96bb75ac24842f16f9e
[INFO] running `"docker" "start" "-a" "fd6f0c3262bd6cd28917d6dd94f37e4ca6a19505580ed96bb75ac24842f16f9e"`
[INFO] [stderr]    Compiling polymorph_test v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/main.rs:108:26
[INFO] [stderr]     |
[INFO] [stderr] 108 |     let mut vec: Vec<Box<Animal>> = Vec::new();
[INFO] [stderr]     |                          ^^^^^^ help: use `dyn`: `dyn Animal`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `shear`
[INFO] [stderr]   --> src/main.rs:26:5
[INFO] [stderr]    |
[INFO] [stderr] 26 |     fn shear(&mut self) {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `shear`
[INFO] [stderr]   --> src/main.rs:43:5
[INFO] [stderr]    |
[INFO] [stderr] 43 |     fn shear(&mut self) {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.42s
[INFO] running `"docker" "inspect" "fd6f0c3262bd6cd28917d6dd94f37e4ca6a19505580ed96bb75ac24842f16f9e"`
[INFO] running `"docker" "rm" "-f" "fd6f0c3262bd6cd28917d6dd94f37e4ca6a19505580ed96bb75ac24842f16f9e"`
[INFO] [stdout] fd6f0c3262bd6cd28917d6dd94f37e4ca6a19505580ed96bb75ac24842f16f9e
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-2/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] 9cd535087bf3b90b6ee3dfb16c7db34c65c9c53ccfdfd372239daf442b75743d
[INFO] running `"docker" "start" "-a" "9cd535087bf3b90b6ee3dfb16c7db34c65c9c53ccfdfd372239daf442b75743d"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.00s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/polymorph_test-fbd532cde28c71b5
[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" "9cd535087bf3b90b6ee3dfb16c7db34c65c9c53ccfdfd372239daf442b75743d"`
[INFO] running `"docker" "rm" "-f" "9cd535087bf3b90b6ee3dfb16c7db34c65c9c53ccfdfd372239daf442b75743d"`
[INFO] [stdout] 9cd535087bf3b90b6ee3dfb16c7db34c65c9c53ccfdfd372239daf442b75743d