[INFO] fetching crate traitcast 0.5.0...
[INFO] testing traitcast-0.5.0 against 1.60.0 for beta-1.61-1
[INFO] extracting crate traitcast 0.5.0 into /workspace/builds/worker-29/source
[INFO] validating manifest of crates.io crate traitcast 0.5.0 on toolchain 1.60.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate traitcast 0.5.0
[INFO] finished tweaking crates.io crate traitcast 0.5.0
[INFO] tweaked toml for crates.io crate traitcast 0.5.0 written to /workspace/builds/worker-29/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded traitcast_core v0.2.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9cea34a11a76804d8f1d6c19c0fb358d98f7331c97b7f29cd33c458e46c45b62
[INFO] running `Command { std: "docker" "start" "-a" "9cea34a11a76804d8f1d6c19c0fb358d98f7331c97b7f29cd33c458e46c45b62", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9cea34a11a76804d8f1d6c19c0fb358d98f7331c97b7f29cd33c458e46c45b62", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9cea34a11a76804d8f1d6c19c0fb358d98f7331c97b7f29cd33c458e46c45b62", kill_on_drop: false }`
[INFO] [stdout] 9cea34a11a76804d8f1d6c19c0fb358d98f7331c97b7f29cd33c458e46c45b62
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/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=warn" "-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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] deb315d3f172e8d59d3db29fa7537362c97bdc219615b8d55f0a8fff37d5b24b
[INFO] running `Command { std: "docker" "start" "-a" "deb315d3f172e8d59d3db29fa7537362c97bdc219615b8d55f0a8fff37d5b24b", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.91
[INFO] [stderr]    Compiling inventory v0.1.11
[INFO] [stderr]    Compiling anymap v0.12.1
[INFO] [stderr]    Compiling ghost v0.1.2
[INFO] [stderr]    Compiling ctor v0.1.22
[INFO] [stderr]    Compiling inventory-impl v0.1.11
[INFO] [stderr]    Compiling traitcast_core v0.2.0
[INFO] [stderr]    Compiling traitcast v0.5.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.57s
[INFO] running `Command { std: "docker" "inspect" "deb315d3f172e8d59d3db29fa7537362c97bdc219615b8d55f0a8fff37d5b24b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "deb315d3f172e8d59d3db29fa7537362c97bdc219615b8d55f0a8fff37d5b24b", kill_on_drop: false }`
[INFO] [stdout] deb315d3f172e8d59d3db29fa7537362c97bdc219615b8d55f0a8fff37d5b24b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/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=warn" "-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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6cfa11eff86570382fcf170784ddcac6a800bc171b77f4669f7a288b833d194a
[INFO] running `Command { std: "docker" "start" "-a" "6cfa11eff86570382fcf170784ddcac6a800bc171b77f4669f7a288b833d194a", kill_on_drop: false }`
[INFO] [stderr]    Compiling traitcast v0.5.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/tests.rs:68:20
[INFO] [stdout]    |
[INFO] [stdout] 68 |     let mut x: Box<Any> = Box::new(A { x: 0 });
[INFO] [stdout]    |                    ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 68 -     let mut x: Box<Any> = Box::new(A { x: 0 });
[INFO] [stdout] 68 +     let mut x: Box<dyn Any> = Box::new(A { x: 0 });
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/tests.rs:69:20
[INFO] [stdout]    |
[INFO] [stdout] 69 |     let mut y: Box<Any> = Box::new(B { y: 1 });
[INFO] [stdout]    |                    ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 69 -     let mut y: Box<Any> = Box::new(B { y: 1 });
[INFO] [stdout] 69 +     let mut y: Box<dyn Any> = Box::new(B { y: 1 });
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.45s
[INFO] running `Command { std: "docker" "inspect" "6cfa11eff86570382fcf170784ddcac6a800bc171b77f4669f7a288b833d194a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6cfa11eff86570382fcf170784ddcac6a800bc171b77f4669f7a288b833d194a", kill_on_drop: false }`
[INFO] [stdout] 6cfa11eff86570382fcf170784ddcac6a800bc171b77f4669f7a288b833d194a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/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=warn" "-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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 9ffa90463b8ae85365497140a38f756de09adf7b4c2b4bb2d1b7c9a8ad85c109
[INFO] running `Command { std: "docker" "start" "-a" "9ffa90463b8ae85365497140a38f756de09adf7b4c2b4bb2d1b7c9a8ad85c109", kill_on_drop: false }`
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/tests.rs:68:20
[INFO] [stderr]    |
[INFO] [stderr] 68 |     let mut x: Box<Any> = Box::new(A { x: 0 });
[INFO] [stderr]    |                    ^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stderr]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: use `dyn`
[INFO] [stderr]    |
[INFO] [stderr] 68 -     let mut x: Box<Any> = Box::new(A { x: 0 });
[INFO] [stderr] 68 +     let mut x: Box<dyn Any> = Box::new(A { x: 0 });
[INFO] [stderr]    | 
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/tests.rs:69:20
[INFO] [stderr]    |
[INFO] [stderr] 69 |     let mut y: Box<Any> = Box::new(B { y: 1 });
[INFO] [stderr]    |                    ^^^
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stderr]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: use `dyn`
[INFO] [stderr]    |
[INFO] [stderr] 69 -     let mut y: Box<Any> = Box::new(B { y: 1 });
[INFO] [stderr] 69 +     let mut y: Box<dyn Any> = Box::new(B { y: 1 });
[INFO] [stderr]    | 
[INFO] [stderr] 
[INFO] [stderr] warning: `traitcast` (lib test) generated 2 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.74s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/traitcast-5639a972871a6421)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stderr]    Doc-tests traitcast
[INFO] [stdout] test tests::test_traitcast ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test src/lib.rs - (line 19) - compile fail ... ok
[INFO] [stdout] test src/lib.rs - (line 7) ... ok
[INFO] [stdout] test src/lib.rs - (line 46) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 5.79s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "9ffa90463b8ae85365497140a38f756de09adf7b4c2b4bb2d1b7c9a8ad85c109", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9ffa90463b8ae85365497140a38f756de09adf7b4c2b4bb2d1b7c9a8ad85c109", kill_on_drop: false }`
[INFO] [stdout] 9ffa90463b8ae85365497140a38f756de09adf7b4c2b4bb2d1b7c9a8ad85c109