[INFO] fetching crate prefixopt_derive 0.4.0... [INFO] testing prefixopt_derive-0.4.0 against try#8262275854dc0e5381c9d42d56257d94932c5a87 for pr-90799 [INFO] extracting crate prefixopt_derive 0.4.0 into /workspace/builds/worker-2/source [INFO] validating manifest of crates.io crate prefixopt_derive 0.4.0 on toolchain 8262275854dc0e5381c9d42d56257d94932c5a87 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate prefixopt_derive 0.4.0 [INFO] finished tweaking crates.io crate prefixopt_derive 0.4.0 [INFO] tweaked toml for crates.io crate prefixopt_derive 0.4.0 written to /workspace/builds/worker-2/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded scopeguard v0.2.0 [INFO] [stderr] Downloaded map_in_place v0.1.0 [INFO] [stderr] Downloaded prefixopt v0.4.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+8262275854dc0e5381c9d42d56257d94932c5a87" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 6f539840f6dc6ae6ab99b7c462ec4d0726dd4593b85f55cc01c510b77f659211 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "6f539840f6dc6ae6ab99b7c462ec4d0726dd4593b85f55cc01c510b77f659211", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "6f539840f6dc6ae6ab99b7c462ec4d0726dd4593b85f55cc01c510b77f659211", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6f539840f6dc6ae6ab99b7c462ec4d0726dd4593b85f55cc01c510b77f659211", kill_on_drop: false }` [INFO] [stdout] 6f539840f6dc6ae6ab99b7c462ec4d0726dd4593b85f55cc01c510b77f659211 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+8262275854dc0e5381c9d42d56257d94932c5a87" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 2b4a3b9e0b58646d5391c20945eb164573b9c772ced45aa788d8cb23b810c0e8 [INFO] running `Command { std: "docker" "start" "-a" "2b4a3b9e0b58646d5391c20945eb164573b9c772ced45aa788d8cb23b810c0e8", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.108 [INFO] [stderr] Compiling unicode-width v0.1.9 [INFO] [stderr] Compiling scopeguard v0.2.0 [INFO] [stderr] Compiling unicode-xid v0.0.4 [INFO] [stderr] Compiling quote v0.3.15 [INFO] [stderr] Compiling synom v0.11.3 [INFO] [stderr] Compiling map_in_place v0.1.0 [INFO] [stderr] Compiling textwrap v0.11.0 [INFO] [stderr] Compiling syn v0.11.11 [INFO] [stderr] Compiling atty v0.2.14 [INFO] [stderr] Compiling clap v2.34.0 [INFO] [stderr] Compiling prefixopt v0.4.0 [INFO] [stderr] Compiling prefixopt_derive v0.4.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/enum_data.rs:51:38 [INFO] [stdout] | [INFO] [stdout] 51 | .map(|id| id as &::std::fmt::Display) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn (::std::fmt::Display)` [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 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 21.58s [INFO] running `Command { std: "docker" "inspect" "2b4a3b9e0b58646d5391c20945eb164573b9c772ced45aa788d8cb23b810c0e8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2b4a3b9e0b58646d5391c20945eb164573b9c772ced45aa788d8cb23b810c0e8", kill_on_drop: false }` [INFO] [stdout] 2b4a3b9e0b58646d5391c20945eb164573b9c772ced45aa788d8cb23b810c0e8 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+8262275854dc0e5381c9d42d56257d94932c5a87" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 16d8216cdafbd8072ed6f4fa80facef9c0f808dd7e75adc430756d85f7a5d0fd [INFO] running `Command { std: "docker" "start" "-a" "16d8216cdafbd8072ed6f4fa80facef9c0f808dd7e75adc430756d85f7a5d0fd", kill_on_drop: false }` [INFO] [stderr] Compiling prefixopt_derive v0.4.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/enum_data.rs:51:38 [INFO] [stdout] | [INFO] [stdout] 51 | .map(|id| id as &::std::fmt::Display) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn (::std::fmt::Display)` [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 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/enum_data.rs:51:38 [INFO] [stdout] | [INFO] [stdout] 51 | .map(|id| id as &::std::fmt::Display) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn (::std::fmt::Display)` [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 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 3.96s [INFO] running `Command { std: "docker" "inspect" "16d8216cdafbd8072ed6f4fa80facef9c0f808dd7e75adc430756d85f7a5d0fd", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "16d8216cdafbd8072ed6f4fa80facef9c0f808dd7e75adc430756d85f7a5d0fd", kill_on_drop: false }` [INFO] [stdout] 16d8216cdafbd8072ed6f4fa80facef9c0f808dd7e75adc430756d85f7a5d0fd [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+8262275854dc0e5381c9d42d56257d94932c5a87" "test" "--frozen", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 1cc081f95fee5b7961ebea32a0243fdbef1dcf8eeb3b56297a499c073bd0c60a [INFO] running `Command { std: "docker" "start" "-a" "1cc081f95fee5b7961ebea32a0243fdbef1dcf8eeb3b56297a499c073bd0c60a", kill_on_drop: false }` [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/enum_data.rs:51:38 [INFO] [stderr] | [INFO] [stderr] 51 | .map(|id| id as &::std::fmt::Display) [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn (::std::fmt::Display)` [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 [INFO] [stderr] [INFO] [stderr] warning: `prefixopt_derive` (lib) generated 1 warning [INFO] [stderr] warning: `prefixopt_derive` (lib test) generated 1 warning (1 duplicate) [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.02s [INFO] [stdout] [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/prefixopt_derive-b4d8d93e6e29b660) [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] Running unittests (/opt/rustwide/target/debug/deps/example-6b693da4aa26749d) [INFO] [stdout] [INFO] [stderr] Running tests/enums.rs (/opt/rustwide/target/debug/deps/enums-909764e0a39431ad) [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] [stdout] [INFO] [stdout] running 8 tests [INFO] [stdout] test simple::test_named_args_no_override ... ok [INFO] [stdout] test generics::generic_other ... ok [INFO] [stdout] test simple::test_unary_tuple ... ok [INFO] [stdout] test simple::test_unit ... ok [INFO] [stdout] test generics::generic_enum_named ... ok [INFO] [stdout] test simple::test_empty_tuple ... ok [INFO] [stdout] test generics::generic_unary ... ok [INFO] [stdout] test simple::test_named_args_default ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 8 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.03s [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] running 5 tests [INFO] [stderr] Running tests/structs.rs (/opt/rustwide/target/debug/deps/structs-efacb439f718ba3a) [INFO] [stdout] test named_struct ... ok [INFO] [stderr] Doc-tests prefixopt_derive [INFO] [stdout] test fail_parse ... ok [INFO] [stdout] test generic_struct ... ok [INFO] [stdout] test named_tuple ... ok [INFO] [stdout] test generic_tuple ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s [INFO] [stdout] [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" "1cc081f95fee5b7961ebea32a0243fdbef1dcf8eeb3b56297a499c073bd0c60a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1cc081f95fee5b7961ebea32a0243fdbef1dcf8eeb3b56297a499c073bd0c60a", kill_on_drop: false }` [INFO] [stdout] 1cc081f95fee5b7961ebea32a0243fdbef1dcf8eeb3b56297a499c073bd0c60a