[INFO] fetching crate prefixopt_derive 0.4.0... [INFO] testing prefixopt_derive-0.4.0 against 1.55.0 for beta-1.56-1 [INFO] extracting crate prefixopt_derive 0.4.0 into /workspace/builds/worker-59/source [INFO] validating manifest of crates.io crate prefixopt_derive 0.4.0 on toolchain 1.55.0 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "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-59/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded unicode-xid v0.0.4 [INFO] [stderr] Downloaded quote v0.3.15 [INFO] [stderr] Downloaded synom v0.11.3 [INFO] [stderr] Downloaded syn v0.11.11 [INFO] [stderr] Downloaded map_in_place v0.1.0 [INFO] [stderr] Downloaded prefixopt v0.4.0 [INFO] [stderr] Downloaded scopeguard v0.2.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-59/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-59/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 0f3b2cdce48741b61a74ec3cdf387eda4426bbd8747926ea004a999896e5c0df [INFO] running `Command { std: "docker" "start" "-a" "0f3b2cdce48741b61a74ec3cdf387eda4426bbd8747926ea004a999896e5c0df", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "0f3b2cdce48741b61a74ec3cdf387eda4426bbd8747926ea004a999896e5c0df", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0f3b2cdce48741b61a74ec3cdf387eda4426bbd8747926ea004a999896e5c0df", kill_on_drop: false }` [INFO] [stdout] 0f3b2cdce48741b61a74ec3cdf387eda4426bbd8747926ea004a999896e5c0df [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-59/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-59/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] cd3ee8909b4edf77824c90e22ba5f75194b33ab9848ee0dcffbe5b519a363661 [INFO] running `Command { std: "docker" "start" "-a" "cd3ee8909b4edf77824c90e22ba5f75194b33ab9848ee0dcffbe5b519a363661", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling scopeguard v0.2.0 [INFO] [stderr] Compiling quote v0.3.15 [INFO] [stderr] Compiling synom v0.11.3 [INFO] [stderr] Compiling clap v2.33.3 [INFO] [stderr] Compiling map_in_place v0.1.0 [INFO] [stderr] Compiling syn v0.11.11 [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 issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 8.36s [INFO] running `Command { std: "docker" "inspect" "cd3ee8909b4edf77824c90e22ba5f75194b33ab9848ee0dcffbe5b519a363661", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "cd3ee8909b4edf77824c90e22ba5f75194b33ab9848ee0dcffbe5b519a363661", kill_on_drop: false }` [INFO] [stdout] cd3ee8909b4edf77824c90e22ba5f75194b33ab9848ee0dcffbe5b519a363661 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-59/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-59/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] e12e6200575b1713dfa8cd2a127c2696f263226ad4f27b103bdf5a790328a29d [INFO] running `Command { std: "docker" "start" "-a" "e12e6200575b1713dfa8cd2a127c2696f263226ad4f27b103bdf5a790328a29d", 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 issue #80165 [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 issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 1.99s [INFO] running `Command { std: "docker" "inspect" "e12e6200575b1713dfa8cd2a127c2696f263226ad4f27b103bdf5a790328a29d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e12e6200575b1713dfa8cd2a127c2696f263226ad4f27b103bdf5a790328a29d", kill_on_drop: false }` [INFO] [stdout] e12e6200575b1713dfa8cd2a127c2696f263226ad4f27b103bdf5a790328a29d [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-59/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-59/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 1a5c51378c07a21b4506d5d9abfa1fdcd0ca135dc9c2061831835c24d3db98cf [INFO] running `Command { std: "docker" "start" "-a" "1a5c51378c07a21b4506d5d9abfa1fdcd0ca135dc9c2061831835c24d3db98cf", 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 issue #80165 [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 0.06s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/prefixopt_derive-0b6d4147a374ee04) [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] Running unittests (/opt/rustwide/target/debug/deps/example-17e523c13d243518) [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] Running tests/enums.rs (/opt/rustwide/target/debug/deps/enums-c12c443a87998190) [INFO] [stdout] [INFO] [stdout] running 8 tests [INFO] [stdout] test generics::generic_enum_named ... ok [INFO] [stdout] test generics::generic_unary ... ok [INFO] [stdout] test simple::test_empty_tuple ... ok [INFO] [stdout] test generics::generic_other ... ok [INFO] [stdout] test simple::test_named_args_default ... ok [INFO] [stdout] test simple::test_unary_tuple ... ok [INFO] [stdout] test simple::test_named_args_no_override ... ok [INFO] [stdout] test simple::test_unit ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 8 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stderr] Running tests/structs.rs (/opt/rustwide/target/debug/deps/structs-e7e5f905605a58b5) [INFO] [stdout] [INFO] [stdout] running 5 tests [INFO] [stdout] test fail_parse ... ok [INFO] [stdout] test generic_struct ... ok [INFO] [stdout] test named_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] [stderr] Doc-tests prefixopt_derive [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" "1a5c51378c07a21b4506d5d9abfa1fdcd0ca135dc9c2061831835c24d3db98cf", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1a5c51378c07a21b4506d5d9abfa1fdcd0ca135dc9c2061831835c24d3db98cf", kill_on_drop: false }` [INFO] [stdout] 1a5c51378c07a21b4506d5d9abfa1fdcd0ca135dc9c2061831835c24d3db98cf