[INFO] cloning repository https://github.com/sidewinder/rust-polymorph-test
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/sidewinder/rust-polymorph-test" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsidewinder%2Frust-polymorph-test", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsidewinder%2Frust-polymorph-test'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b9a2e7398d3d71cfed5903e99aaad4e0f2cdc09a
[INFO] testing sidewinder/rust-polymorph-test against try#ecabaf78506b7a4668d42dc20268c086b93f0fad for pr-87041
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsidewinder%2Frust-polymorph-test" "/workspace/builds/worker-5/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/sidewinder/rust-polymorph-test on toolchain ecabaf78506b7a4668d42dc20268c086b93f0fad
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[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 /workspace/builds/worker-5/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 `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d0641db8138a75c1c5912f372bfb0a055cbf71e82c7c0d44f28d58efb111420d
[INFO] running `Command { std: "docker" "start" "-a" "d0641db8138a75c1c5912f372bfb0a055cbf71e82c7c0d44f28d58efb111420d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d0641db8138a75c1c5912f372bfb0a055cbf71e82c7c0d44f28d58efb111420d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d0641db8138a75c1c5912f372bfb0a055cbf71e82c7c0d44f28d58efb111420d", kill_on_drop: false }`
[INFO] [stdout] d0641db8138a75c1c5912f372bfb0a055cbf71e82c7c0d44f28d58efb111420d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 526da7781920ae1157b45b2fbace3edbc1ce30a935b96631f4b3e8efda0ff379
[INFO] running `Command { std: "docker" "start" "-a" "526da7781920ae1157b45b2fbace3edbc1ce30a935b96631f4b3e8efda0ff379", kill_on_drop: false }`
[INFO] [stderr]    Compiling polymorph_test v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/main.rs:108:26
[INFO] [stdout]     |
[INFO] [stdout] 108 |     let mut vec: Vec<Box<Animal>> = Vec::new();
[INFO] [stdout]     |                          ^^^^^^ help: use `dyn`: `dyn Animal`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `shear`
[INFO] [stdout]   --> src/main.rs:26:8
[INFO] [stdout]    |
[INFO] [stdout] 26 |     fn shear(&mut self) {
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `shear`
[INFO] [stdout]   --> src/main.rs:43:8
[INFO] [stdout]    |
[INFO] [stdout] 43 |     fn shear(&mut self) {
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.50s
[INFO] running `Command { std: "docker" "inspect" "526da7781920ae1157b45b2fbace3edbc1ce30a935b96631f4b3e8efda0ff379", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "526da7781920ae1157b45b2fbace3edbc1ce30a935b96631f4b3e8efda0ff379", kill_on_drop: false }`
[INFO] [stdout] 526da7781920ae1157b45b2fbace3edbc1ce30a935b96631f4b3e8efda0ff379
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0aabbcfcdf4be5a0d0384b4578c2683d0fe121df2b6ca0ab839dcc3ced571c77
[INFO] running `Command { std: "docker" "start" "-a" "0aabbcfcdf4be5a0d0384b4578c2683d0fe121df2b6ca0ab839dcc3ced571c77", kill_on_drop: false }`
[INFO] [stderr]    Compiling polymorph_test v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/main.rs:108:26
[INFO] [stdout]     |
[INFO] [stdout] 108 |     let mut vec: Vec<Box<Animal>> = Vec::new();
[INFO] [stdout]     |                          ^^^^^^ help: use `dyn`: `dyn Animal`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `shear`
[INFO] [stdout]   --> src/main.rs:26:8
[INFO] [stdout]    |
[INFO] [stdout] 26 |     fn shear(&mut self) {
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `shear`
[INFO] [stdout]   --> src/main.rs:43:8
[INFO] [stdout]    |
[INFO] [stdout] 43 |     fn shear(&mut self) {
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.55s
[INFO] running `Command { std: "docker" "inspect" "0aabbcfcdf4be5a0d0384b4578c2683d0fe121df2b6ca0ab839dcc3ced571c77", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0aabbcfcdf4be5a0d0384b4578c2683d0fe121df2b6ca0ab839dcc3ced571c77", kill_on_drop: false }`
[INFO] [stdout] 0aabbcfcdf4be5a0d0384b4578c2683d0fe121df2b6ca0ab839dcc3ced571c77
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 5637b5459ca9639dbfe7f08de6d0c2fa0063576d8b58dfae5f63284b9725cd1b
[INFO] running `Command { std: "docker" "start" "-a" "5637b5459ca9639dbfe7f08de6d0c2fa0063576d8b58dfae5f63284b9725cd1b", kill_on_drop: false }`
[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]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `shear`
[INFO] [stderr]   --> src/main.rs:26:8
[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: associated function is never used: `shear`
[INFO] [stderr]   --> src/main.rs:43:8
[INFO] [stderr]    |
[INFO] [stderr] 43 |     fn shear(&mut self) {
[INFO] [stderr]    |        ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 3 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/polymorph_test-d71ef501f323cc32)
[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; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "5637b5459ca9639dbfe7f08de6d0c2fa0063576d8b58dfae5f63284b9725cd1b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5637b5459ca9639dbfe7f08de6d0c2fa0063576d8b58dfae5f63284b9725cd1b", kill_on_drop: false }`
[INFO] [stdout] 5637b5459ca9639dbfe7f08de6d0c2fa0063576d8b58dfae5f63284b9725cd1b