[INFO] fetching crate traitcast_core 0.2.0... [INFO] testing traitcast_core-0.2.0 against master#a77da2d454e6caa227a85b16410b95f93495e7e0 for pr-91031 [INFO] extracting crate traitcast_core 0.2.0 into /workspace/builds/worker-36/source [INFO] validating manifest of crates.io crate traitcast_core 0.2.0 on toolchain a77da2d454e6caa227a85b16410b95f93495e7e0 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate traitcast_core 0.2.0 [INFO] finished tweaking crates.io crate traitcast_core 0.2.0 [INFO] tweaked toml for crates.io crate traitcast_core 0.2.0 written to /workspace/builds/worker-36/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded inventory-impl v0.1.11 [INFO] [stderr] Downloaded inventory v0.1.11 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-36/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-36/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 6796904da1f37de808d84158aff931a6b5388b7b17182e07691c0b276c993087 [INFO] running `Command { std: "docker" "start" "-a" "6796904da1f37de808d84158aff931a6b5388b7b17182e07691c0b276c993087", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "6796904da1f37de808d84158aff931a6b5388b7b17182e07691c0b276c993087", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6796904da1f37de808d84158aff931a6b5388b7b17182e07691c0b276c993087", kill_on_drop: false }` [INFO] [stdout] 6796904da1f37de808d84158aff931a6b5388b7b17182e07691c0b276c993087 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-36/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-36/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 9b55595459887d0d216ab3bf3777c99b4c0605e06180d23b1dbdb6987479f41a [INFO] running `Command { std: "docker" "start" "-a" "9b55595459887d0d216ab3bf3777c99b4c0605e06180d23b1dbdb6987479f41a", kill_on_drop: false }` [INFO] [stderr] Compiling anymap v0.12.1 [INFO] [stderr] Compiling traitcast_core v0.2.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:140:26 [INFO] [stdout] | [INFO] [stdout] 140 | pub cast_box: fn(Box) -> Result, Box>, [INFO] [stdout] | ^^^ help: use `dyn`: `dyn Any` [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 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:140:61 [INFO] [stdout] | [INFO] [stdout] 140 | pub cast_box: fn(Box) -> Result, Box>, [INFO] [stdout] | ^^^ help: use `dyn`: `dyn Any` [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 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.41s [INFO] running `Command { std: "docker" "inspect" "9b55595459887d0d216ab3bf3777c99b4c0605e06180d23b1dbdb6987479f41a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9b55595459887d0d216ab3bf3777c99b4c0605e06180d23b1dbdb6987479f41a", kill_on_drop: false }` [INFO] [stdout] 9b55595459887d0d216ab3bf3777c99b4c0605e06180d23b1dbdb6987479f41a [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-36/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-36/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 7f00fca1915ff3fb4f95463b3e9ffb6a75cf4d57bbb61f1a51a0a38bccdfca2f [INFO] running `Command { std: "docker" "start" "-a" "7f00fca1915ff3fb4f95463b3e9ffb6a75cf4d57bbb61f1a51a0a38bccdfca2f", kill_on_drop: false }` [INFO] [stderr] Compiling syn v1.0.81 [INFO] [stderr] Compiling inventory v0.1.11 [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:140:26 [INFO] [stdout] | [INFO] [stdout] 140 | pub cast_box: fn(Box) -> Result, Box>, [INFO] [stdout] | ^^^ help: use `dyn`: `dyn Any` [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 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:140:61 [INFO] [stdout] | [INFO] [stdout] 140 | pub cast_box: fn(Box) -> Result, Box>, [INFO] [stdout] | ^^^ help: use `dyn`: `dyn Any` [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 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling inventory-impl v0.1.11 [INFO] [stderr] Compiling ghost v0.1.2 [INFO] [stderr] Compiling ctor v0.1.21 [INFO] [stderr] Compiling traitcast_core v0.2.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:140:26 [INFO] [stdout] | [INFO] [stdout] 140 | pub cast_box: fn(Box) -> Result, Box>, [INFO] [stdout] | ^^^ help: use `dyn`: `dyn Any` [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 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:140:61 [INFO] [stdout] | [INFO] [stdout] 140 | pub cast_box: fn(Box) -> Result, Box>, [INFO] [stdout] | ^^^ help: use `dyn`: `dyn Any` [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 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 8.86s [INFO] running `Command { std: "docker" "inspect" "7f00fca1915ff3fb4f95463b3e9ffb6a75cf4d57bbb61f1a51a0a38bccdfca2f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7f00fca1915ff3fb4f95463b3e9ffb6a75cf4d57bbb61f1a51a0a38bccdfca2f", kill_on_drop: false }` [INFO] [stdout] 7f00fca1915ff3fb4f95463b3e9ffb6a75cf4d57bbb61f1a51a0a38bccdfca2f [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-36/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-36/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] f6db177af81c183075b1c19b3f376af75466f03f8a867e480f2fd2dcee1a7ffa [INFO] running `Command { std: "docker" "start" "-a" "f6db177af81c183075b1c19b3f376af75466f03f8a867e480f2fd2dcee1a7ffa", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/lib.rs:140:26 [INFO] [stderr] | [INFO] [stderr] 140 | pub cast_box: fn(Box) -> Result, Box>, [INFO] [stderr] | ^^^ help: use `dyn`: `dyn Any` [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 [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/lib.rs:140:61 [INFO] [stderr] | [INFO] [stderr] 140 | pub cast_box: fn(Box) -> Result, Box>, [INFO] [stderr] | ^^^ help: use `dyn`: `dyn Any` [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 [INFO] [stderr] [INFO] [stderr] warning: `traitcast_core` (lib) generated 2 warnings [INFO] [stderr] warning: `traitcast_core` (lib test) generated 2 warnings (2 duplicates) [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.02s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/traitcast_core-be49d9688d6cfd0e) [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] [stderr] Doc-tests traitcast_core [INFO] [stdout] [INFO] [stdout] running 1 test [INFO] [stdout] test src/lib.rs - impl_entry (line 218) ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.23s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "f6db177af81c183075b1c19b3f376af75466f03f8a867e480f2fd2dcee1a7ffa", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f6db177af81c183075b1c19b3f376af75466f03f8a867e480f2fd2dcee1a7ffa", kill_on_drop: false }` [INFO] [stdout] f6db177af81c183075b1c19b3f376af75466f03f8a867e480f2fd2dcee1a7ffa