[INFO] cloning repository https://github.com/rctcwyvrn/rust_typeclass_nonsense [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/rctcwyvrn/rust_typeclass_nonsense" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frctcwyvrn%2Frust_typeclass_nonsense", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frctcwyvrn%2Frust_typeclass_nonsense'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] fcd22676b59bb9d6bf6728c015bc47a26c8f11fe [INFO] testing rctcwyvrn/rust_typeclass_nonsense against master#a77da2d454e6caa227a85b16410b95f93495e7e0 for pr-91031 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frctcwyvrn%2Frust_typeclass_nonsense" "/workspace/builds/worker-40/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-40/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/rctcwyvrn/rust_typeclass_nonsense 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 git repo https://github.com/rctcwyvrn/rust_typeclass_nonsense [INFO] finished tweaking git repo https://github.com/rctcwyvrn/rust_typeclass_nonsense [INFO] tweaked toml for git repo https://github.com/rctcwyvrn/rust_typeclass_nonsense written to /workspace/builds/worker-40/source/Cargo.toml [INFO] crate git repo https://github.com/rctcwyvrn/rust_typeclass_nonsense already has a lockfile, it will not be regenerated [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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-40/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-40/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] e3b9d464594c16f0f11bec95d0893dde113c691ae2f04eafc601134e1e897682 [INFO] running `Command { std: "docker" "start" "-a" "e3b9d464594c16f0f11bec95d0893dde113c691ae2f04eafc601134e1e897682", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "e3b9d464594c16f0f11bec95d0893dde113c691ae2f04eafc601134e1e897682", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e3b9d464594c16f0f11bec95d0893dde113c691ae2f04eafc601134e1e897682", kill_on_drop: false }` [INFO] [stdout] e3b9d464594c16f0f11bec95d0893dde113c691ae2f04eafc601134e1e897682 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-40/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-40/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] 27e6682136482a942b2fee5f1239d39e29b6310ee32db9894e8734c66e2dc633 [INFO] running `Command { std: "docker" "start" "-a" "27e6682136482a942b2fee5f1239d39e29b6310ee32db9894e8734c66e2dc633", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling rust_typeclass_nonsense v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: type parameter `b1` should have an upper camel case name [INFO] [stdout] --> src/main.rs:59:15 [INFO] [stdout] | [INFO] [stdout] 59 | trait Not {} [INFO] [stdout] | ^^ help: convert the identifier to upper camel case: `B1` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_camel_case_types)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: type parameter `b` should have an upper camel case name [INFO] [stdout] --> src/main.rs:59:18 [INFO] [stdout] | [INFO] [stdout] 59 | trait Not {} [INFO] [stdout] | ^ help: convert the identifier to upper camel case: `B` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/main.rs:60:10 [INFO] [stdout] | [INFO] [stdout] 60 | impl Not {} [INFO] [stdout] | ^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Not` [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/main.rs:61:10 [INFO] [stdout] | [INFO] [stdout] 61 | impl Not {} [INFO] [stdout] | ^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Not` [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: private trait `Testable` in public interface (error E0445) [INFO] [stdout] --> src/main.rs:31:5 [INFO] [stdout] | [INFO] [stdout] 31 | / impl> Test for Target { [INFO] [stdout] 32 | | fn print(){ [INFO] [stdout] 33 | | T::test() [INFO] [stdout] 34 | | } [INFO] [stdout] 35 | | } [INFO] [stdout] | |_____^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(private_in_public)]` on by default [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stdout] = note: for more information, see issue #34537 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: private trait `Or` in public interface (error E0445) [INFO] [stdout] --> src/main.rs:31:5 [INFO] [stdout] | [INFO] [stdout] 31 | / impl> Test for Target { [INFO] [stdout] 32 | | fn print(){ [INFO] [stdout] 33 | | T::test() [INFO] [stdout] 34 | | } [INFO] [stdout] 35 | | } [INFO] [stdout] | |_____^ [INFO] [stdout] | [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stdout] = note: for more information, see issue #34537 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: private type `False` in public interface (error E0446) [INFO] [stdout] --> src/main.rs:31:5 [INFO] [stdout] | [INFO] [stdout] 31 | / impl> Test for Target { [INFO] [stdout] 32 | | fn print(){ [INFO] [stdout] 33 | | T::test() [INFO] [stdout] 34 | | } [INFO] [stdout] 35 | | } [INFO] [stdout] | |_____^ [INFO] [stdout] | [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stdout] = note: for more information, see issue #34537 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 7 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.96s [INFO] running `Command { std: "docker" "inspect" "27e6682136482a942b2fee5f1239d39e29b6310ee32db9894e8734c66e2dc633", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "27e6682136482a942b2fee5f1239d39e29b6310ee32db9894e8734c66e2dc633", kill_on_drop: false }` [INFO] [stdout] 27e6682136482a942b2fee5f1239d39e29b6310ee32db9894e8734c66e2dc633 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-40/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-40/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] 4992862bff0d92809604ef13c5bd7dde32b69bed45a98251ad44d5572971eab7 [INFO] running `Command { std: "docker" "start" "-a" "4992862bff0d92809604ef13c5bd7dde32b69bed45a98251ad44d5572971eab7", kill_on_drop: false }` [INFO] [stderr] Compiling rust_typeclass_nonsense v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: type parameter `b1` should have an upper camel case name [INFO] [stdout] --> src/main.rs:59:15 [INFO] [stdout] | [INFO] [stdout] 59 | trait Not {} [INFO] [stdout] | ^^ help: convert the identifier to upper camel case: `B1` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_camel_case_types)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: type parameter `b` should have an upper camel case name [INFO] [stdout] --> src/main.rs:59:18 [INFO] [stdout] | [INFO] [stdout] 59 | trait Not {} [INFO] [stdout] | ^ help: convert the identifier to upper camel case: `B` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/main.rs:60:10 [INFO] [stdout] | [INFO] [stdout] 60 | impl Not {} [INFO] [stdout] | ^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Not` [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/main.rs:61:10 [INFO] [stdout] | [INFO] [stdout] 61 | impl Not {} [INFO] [stdout] | ^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Not` [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: private trait `Testable` in public interface (error E0445) [INFO] [stdout] --> src/main.rs:31:5 [INFO] [stdout] | [INFO] [stdout] 31 | / impl> Test for Target { [INFO] [stdout] 32 | | fn print(){ [INFO] [stdout] 33 | | T::test() [INFO] [stdout] 34 | | } [INFO] [stdout] 35 | | } [INFO] [stdout] | |_____^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(private_in_public)]` on by default [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stdout] = note: for more information, see issue #34537 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: private trait `Or` in public interface (error E0445) [INFO] [stdout] --> src/main.rs:31:5 [INFO] [stdout] | [INFO] [stdout] 31 | / impl> Test for Target { [INFO] [stdout] 32 | | fn print(){ [INFO] [stdout] 33 | | T::test() [INFO] [stdout] 34 | | } [INFO] [stdout] 35 | | } [INFO] [stdout] | |_____^ [INFO] [stdout] | [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stdout] = note: for more information, see issue #34537 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: private type `False` in public interface (error E0446) [INFO] [stdout] --> src/main.rs:31:5 [INFO] [stdout] | [INFO] [stdout] 31 | / impl> Test for Target { [INFO] [stdout] 32 | | fn print(){ [INFO] [stdout] 33 | | T::test() [INFO] [stdout] 34 | | } [INFO] [stdout] 35 | | } [INFO] [stdout] | |_____^ [INFO] [stdout] | [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stdout] = note: for more information, see issue #34537 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 7 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.47s [INFO] running `Command { std: "docker" "inspect" "4992862bff0d92809604ef13c5bd7dde32b69bed45a98251ad44d5572971eab7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4992862bff0d92809604ef13c5bd7dde32b69bed45a98251ad44d5572971eab7", kill_on_drop: false }` [INFO] [stdout] 4992862bff0d92809604ef13c5bd7dde32b69bed45a98251ad44d5572971eab7 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-40/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-40/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] 88c8697d489770f2f13bdc0ca79a912b6126bd264c394a8c9c77693ec88d9318 [INFO] running `Command { std: "docker" "start" "-a" "88c8697d489770f2f13bdc0ca79a912b6126bd264c394a8c9c77693ec88d9318", kill_on_drop: false }` [INFO] [stdout] [INFO] [stderr] warning: type parameter `b1` should have an upper camel case name [INFO] [stdout] running 0 tests [INFO] [stderr] --> src/main.rs:59:15 [INFO] [stdout] [INFO] [stderr] | [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stderr] 59 | trait Not {} [INFO] [stdout] [INFO] [stderr] | ^^ help: convert the identifier to upper camel case: `B1` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(non_camel_case_types)]` on by default [INFO] [stderr] [INFO] [stderr] warning: type parameter `b` should have an upper camel case name [INFO] [stderr] --> src/main.rs:59:18 [INFO] [stderr] | [INFO] [stderr] 59 | trait Not {} [INFO] [stderr] | ^ help: convert the identifier to upper camel case: `B` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/main.rs:60:10 [INFO] [stderr] | [INFO] [stderr] 60 | impl Not {} [INFO] [stderr] | ^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Not` [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/main.rs:61:10 [INFO] [stderr] | [INFO] [stderr] 61 | impl Not {} [INFO] [stderr] | ^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Not` [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: private trait `Testable` in public interface (error E0445) [INFO] [stderr] --> src/main.rs:31:5 [INFO] [stderr] | [INFO] [stderr] 31 | / impl> Test for Target { [INFO] [stderr] 32 | | fn print(){ [INFO] [stderr] 33 | | T::test() [INFO] [stderr] 34 | | } [INFO] [stderr] 35 | | } [INFO] [stderr] | |_____^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(private_in_public)]` on by default [INFO] [stderr] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stderr] = note: for more information, see issue #34537 [INFO] [stderr] [INFO] [stderr] warning: private trait `Or` in public interface (error E0445) [INFO] [stderr] --> src/main.rs:31:5 [INFO] [stderr] | [INFO] [stderr] 31 | / impl> Test for Target { [INFO] [stderr] 32 | | fn print(){ [INFO] [stderr] 33 | | T::test() [INFO] [stderr] 34 | | } [INFO] [stderr] 35 | | } [INFO] [stderr] | |_____^ [INFO] [stderr] | [INFO] [stderr] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stderr] = note: for more information, see issue #34537 [INFO] [stderr] [INFO] [stderr] warning: private type `False` in public interface (error E0446) [INFO] [stderr] --> src/main.rs:31:5 [INFO] [stderr] | [INFO] [stderr] 31 | / impl> Test for Target { [INFO] [stderr] 32 | | fn print(){ [INFO] [stderr] 33 | | T::test() [INFO] [stderr] 34 | | } [INFO] [stderr] 35 | | } [INFO] [stderr] | |_____^ [INFO] [stderr] | [INFO] [stderr] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stderr] = note: for more information, see issue #34537 [INFO] [stderr] [INFO] [stderr] warning: `rust_typeclass_nonsense` (bin "rust_typeclass_nonsense" test) generated 7 warnings [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.12s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/rust_typeclass_nonsense-5efc86ee884fd5a6) [INFO] running `Command { std: "docker" "inspect" "88c8697d489770f2f13bdc0ca79a912b6126bd264c394a8c9c77693ec88d9318", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "88c8697d489770f2f13bdc0ca79a912b6126bd264c394a8c9c77693ec88d9318", kill_on_drop: false }` [INFO] [stdout] 88c8697d489770f2f13bdc0ca79a912b6126bd264c394a8c9c77693ec88d9318