[INFO] fetching crate esl01-dag 0.2.1...
[INFO] checking esl01-dag-0.2.1 against 1.55.0 for beta-1.56-3
[INFO] extracting crate esl01-dag 0.2.1 into /workspace/builds/worker-64/source
[INFO] validating manifest of crates.io crate esl01-dag 0.2.1 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 esl01-dag 0.2.1
[INFO] finished tweaking crates.io crate esl01-dag 0.2.1
[INFO] tweaked toml for crates.io crate esl01-dag 0.2.1 written to /workspace/builds/worker-64/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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "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 esl01-drawdag v0.1.0
[INFO] [stderr]   Downloaded esl01-indexedlog v0.1.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-64/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-64/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] d77850fcd2fc0c1ae9b96e00d968f1af515d65dde86484a66d5bd6c7ba5cc287
[INFO] running `Command { std: "docker" "start" "-a" "d77850fcd2fc0c1ae9b96e00d968f1af515d65dde86484a66d5bd6c7ba5cc287", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d77850fcd2fc0c1ae9b96e00d968f1af515d65dde86484a66d5bd6c7ba5cc287", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d77850fcd2fc0c1ae9b96e00d968f1af515d65dde86484a66d5bd6c7ba5cc287", kill_on_drop: false }`
[INFO] [stdout] d77850fcd2fc0c1ae9b96e00d968f1af515d65dde86484a66d5bd6c7ba5cc287
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-64/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-64/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" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5877aef7c24403e58aac828493d2e5e289cf9720359d45b176b8dc38741e1d23
[INFO] running `Command { std: "docker" "start" "-a" "5877aef7c24403e58aac828493d2e5e289cf9720359d45b176b8dc38741e1d23", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling syn v1.0.80
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]     Checking smallvec v1.7.0
[INFO] [stderr]     Checking static_assertions v1.1.0
[INFO] [stderr]     Checking esl01-vlqencoding v0.1.0
[INFO] [stderr]     Checking hashbrown v0.11.2
[INFO] [stderr]     Checking hex v0.4.3
[INFO] [stderr]     Checking byteorder v1.4.3
[INFO] [stderr]     Checking once_cell v1.8.0
[INFO] [stderr]     Checking esl01-drawdag v0.1.0
[INFO] [stderr]     Checking tracing-core v0.1.21
[INFO] [stderr]     Checking lock_api v0.3.4
[INFO] [stderr]    Compiling anyhow v1.0.44
[INFO] [stderr]     Checking itertools v0.8.2
[INFO] [stderr]     Checking memmap v0.7.0
[INFO] [stderr]    Compiling indexmap v1.7.0
[INFO] [stderr]     Checking fs2 v0.4.3
[INFO] [stderr]     Checking env_logger v0.7.1
[INFO] [stderr]     Checking twox-hash v1.6.1
[INFO] [stderr]     Checking parking_lot_core v0.7.2
[INFO] [stderr]     Checking parking_lot v0.10.2
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking quickcheck v0.9.2
[INFO] [stderr]    Compiling serde_derive v1.0.130
[INFO] [stderr]    Compiling tracing-attributes v0.1.18
[INFO] [stderr]    Compiling thiserror-impl v1.0.30
[INFO] [stderr]     Checking thiserror v1.0.30
[INFO] [stderr]     Checking tracing v0.1.29
[INFO] [stderr]     Checking serde v1.0.130
[INFO] [stderr]     Checking esl01-minibytes v0.2.0
[INFO] [stderr]     Checking esl01-indexedlog v0.1.2
[INFO] [stderr]     Checking esl01-dag v0.2.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]   --> src/default_impl.rs:98:6
[INFO] [stdout]    |
[INFO] [stdout] 98 |     };
[INFO] [stdout]    |      ^ help: remove this semicolon
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]    --> src/default_impl.rs:138:6
[INFO] [stdout]     |
[INFO] [stdout] 138 |     };
[INFO] [stdout]     |      ^ help: remove this semicolon
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]   --> src/default_impl.rs:98:6
[INFO] [stdout]    |
[INFO] [stdout] 98 |     };
[INFO] [stdout]    |      ^ help: remove this semicolon
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]    --> src/default_impl.rs:138:6
[INFO] [stdout]     |
[INFO] [stdout] 138 |     };
[INFO] [stdout]     |      ^ help: remove this semicolon
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/nameset/difference.rs:96:26
[INFO] [stdout]    |
[INFO] [stdout] 96 |             let result = NameIter::next(self.iter.as_mut());
[INFO] [stdout]    |                          ^^^^^^^^ help: use `dyn`: `<dyn NameIter>`
[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 issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/nameset/intersection.rs:195:26
[INFO] [stdout]     |
[INFO] [stdout] 195 |             let result = NameIter::next(self.iter.as_mut());
[INFO] [stdout]     |                          ^^^^^^^^ help: use `dyn`: `<dyn NameIter>`
[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 issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::bsearch::BinarySearchBy`
[INFO] [stdout]   --> src/spanset.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 12 | use crate::bsearch::BinarySearchBy;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/nameset/difference.rs:96:26
[INFO] [stdout]    |
[INFO] [stdout] 96 |             let result = NameIter::next(self.iter.as_mut());
[INFO] [stdout]    |                          ^^^^^^^^ help: use `dyn`: `<dyn NameIter>`
[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 issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/nameset/intersection.rs:195:26
[INFO] [stdout]     |
[INFO] [stdout] 195 |             let result = NameIter::next(self.iter.as_mut());
[INFO] [stdout]     |                          ^^^^^^^^ help: use `dyn`: `<dyn NameIter>`
[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 issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::bsearch::BinarySearchBy`
[INFO] [stdout]   --> src/spanset.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 12 | use crate::bsearch::BinarySearchBy;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 36.50s
[INFO] running `Command { std: "docker" "inspect" "5877aef7c24403e58aac828493d2e5e289cf9720359d45b176b8dc38741e1d23", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5877aef7c24403e58aac828493d2e5e289cf9720359d45b176b8dc38741e1d23", kill_on_drop: false }`
[INFO] [stdout] 5877aef7c24403e58aac828493d2e5e289cf9720359d45b176b8dc38741e1d23
