[INFO] fetching crate ABtree 0.8.0...
[INFO] checking ABtree-0.8.0 against master#fd2c811d25ad5773fbd2463e058bf4edf4d44eb2 for pr-130443
[INFO] extracting crate ABtree 0.8.0 into /workspace/builds/worker-6-tc1/source
[INFO] validating manifest of crates.io crate ABtree 0.8.0 on toolchain fd2c811d25ad5773fbd2463e058bf4edf4d44eb2
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+fd2c811d25ad5773fbd2463e058bf4edf4d44eb2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate ABtree 0.8.0
[INFO] finished tweaking crates.io crate ABtree 0.8.0
[INFO] tweaked toml for crates.io crate ABtree 0.8.0 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+fd2c811d25ad5773fbd2463e058bf4edf4d44eb2" "generate-lockfile" "--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: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+fd2c811d25ad5773fbd2463e058bf4edf4d44eb2" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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:ceb6ea022f8a89cebbe621bb4987e73a935bd40dfbb726f832cfff4742a5b95a" "/opt/rustwide/cargo-home/bin/cargo" "+fd2c811d25ad5773fbd2463e058bf4edf4d44eb2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d4deb34ef3d4ca59438b64223a571c4b9510541478e9a36486f6073fc9397420
[INFO] running `Command { std: "docker" "start" "-a" "d4deb34ef3d4ca59438b64223a571c4b9510541478e9a36486f6073fc9397420", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d4deb34ef3d4ca59438b64223a571c4b9510541478e9a36486f6073fc9397420", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d4deb34ef3d4ca59438b64223a571c4b9510541478e9a36486f6073fc9397420", kill_on_drop: false }`
[INFO] [stdout] d4deb34ef3d4ca59438b64223a571c4b9510541478e9a36486f6073fc9397420
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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" "RUSTDOCFLAGS=--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:ceb6ea022f8a89cebbe621bb4987e73a935bd40dfbb726f832cfff4742a5b95a" "/opt/rustwide/cargo-home/bin/cargo" "+fd2c811d25ad5773fbd2463e058bf4edf4d44eb2" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8268c4d5bb0cd8011096aac2e6821f7e9a3749b62b074b7ae7519ff75af97cd9
[INFO] running `Command { std: "docker" "start" "-a" "8268c4d5bb0cd8011096aac2e6821f7e9a3749b62b074b7ae7519ff75af97cd9", kill_on_drop: false }`
[INFO] [stderr]     Checking ABtree v0.8.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: crate `ABtree` should have a snake case name
[INFO] [stdout]   |
[INFO] [stdout]   = help: convert the identifier to snake case: `abtree`
[INFO] [stdout]   = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: module `A` should have a snake case name
[INFO] [stdout]  --> src/lib.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | mod A;
[INFO] [stdout]   |     ^ help: convert the identifier to snake case: `a`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: module `B` should have a snake case name
[INFO] [stdout]  --> src/lib.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | mod B;
[INFO] [stdout]   |     ^ help: convert the identifier to snake case: `b`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: module `AVL` should have a snake case name
[INFO] [stdout]  --> src/A/mod.rs:1:9
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub mod AVL;
[INFO] [stdout]   |         ^^^ help: convert the identifier to snake case: `avl`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: bounds on generic parameters in type aliases are not enforced
[INFO] [stdout]   --> src/A/AVL.rs:14:16
[INFO] [stdout]    |
[INFO] [stdout] 14 | type OpNode<K: Ord, V> = Option<NonNull<Node<K, V>>>;
[INFO] [stdout]    |              --^^^
[INFO] [stdout]    |              | |
[INFO] [stdout]    |              | will not be checked at usage sites of the type alias
[INFO] [stdout]    |              help: remove this bound
[INFO] [stdout]    |
[INFO] [stdout]    = note: this is a known limitation of the type checker that may be lifted in a future edition.
[INFO] [stdout]            see issue #112792 <https://github.com/rust-lang/rust/issues/112792> for more information
[INFO] [stdout]    = help: add `#![feature(lazy_type_alias)]` to the crate attributes to enable the desired semantics
[INFO] [stdout]    = note: `#[warn(type_alias_bounds)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: module `Btree` should have a snake case name
[INFO] [stdout]  --> src/B/mod.rs:1:9
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub mod Btree;
[INFO] [stdout]   |         ^^^^^ help: convert the identifier to snake case: `btree`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: bounds on generic parameters in type aliases are not enforced
[INFO] [stdout]   --> src/B/Btree.rs:33:16
[INFO] [stdout]    |
[INFO] [stdout] 33 | type OpNode<K: Ord, V> = Option<NonNull<Node<K, V>>>;
[INFO] [stdout]    |              --^^^
[INFO] [stdout]    |              | |
[INFO] [stdout]    |              | will not be checked at usage sites of the type alias
[INFO] [stdout]    |              help: remove this bound
[INFO] [stdout]    |
[INFO] [stdout]    = note: this is a known limitation of the type checker that may be lifted in a future edition.
[INFO] [stdout]            see issue #112792 <https://github.com/rust-lang/rust/issues/112792> for more information
[INFO] [stdout]    = help: add `#![feature(lazy_type_alias)]` to the crate attributes to enable the desired semantics
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: bounds on generic parameters in type aliases are not enforced
[INFO] [stdout]   --> src/B/Btree.rs:34:19
[INFO] [stdout]    |
[INFO] [stdout] 34 | type InnerData<K: Ord, V> = Option<NonNull<VecDeque<Data<K, V>>>>;
[INFO] [stdout]    |                 --^^^
[INFO] [stdout]    |                 | |
[INFO] [stdout]    |                 | will not be checked at usage sites of the type alias
[INFO] [stdout]    |                 help: remove this bound
[INFO] [stdout]    |
[INFO] [stdout]    = note: this is a known limitation of the type checker that may be lifted in a future edition.
[INFO] [stdout]            see issue #112792 <https://github.com/rust-lang/rust/issues/112792> for more information
[INFO] [stdout]    = help: add `#![feature(lazy_type_alias)]` to the crate attributes to enable the desired semantics
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: bounds on generic parameters in type aliases are not enforced
[INFO] [stdout]   --> src/B/Btree.rs:35:18
[INFO] [stdout]    |
[INFO] [stdout] 35 | type Children<K: Ord, V> = Option<NonNull<VecDeque<OpNode<K, V>>>>;
[INFO] [stdout]    |                --^^^
[INFO] [stdout]    |                | |
[INFO] [stdout]    |                | will not be checked at usage sites of the type alias
[INFO] [stdout]    |                help: remove this bound
[INFO] [stdout]    |
[INFO] [stdout]    = note: this is a known limitation of the type checker that may be lifted in a future edition.
[INFO] [stdout]            see issue #112792 <https://github.com/rust-lang/rust/issues/112792> for more information
[INFO] [stdout]    = help: add `#![feature(lazy_type_alias)]` to the crate attributes to enable the desired semantics
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 9 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: module `A` should have a snake case name
[INFO] [stdout]  --> src/lib.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | mod A;
[INFO] [stdout]   |     ^ help: convert the identifier to snake case: `a`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: module `B` should have a snake case name
[INFO] [stdout]  --> src/lib.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | mod B;
[INFO] [stdout]   |     ^ help: convert the identifier to snake case: `b`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: module `AVL` should have a snake case name
[INFO] [stdout]  --> src/A/mod.rs:1:9
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub mod AVL;
[INFO] [stdout]   |         ^^^ help: convert the identifier to snake case: `avl`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: bounds on generic parameters in type aliases are not enforced
[INFO] [stdout]   --> src/A/AVL.rs:14:16
[INFO] [stdout]    |
[INFO] [stdout] 14 | type OpNode<K: Ord, V> = Option<NonNull<Node<K, V>>>;
[INFO] [stdout]    |              --^^^
[INFO] [stdout]    |              | |
[INFO] [stdout]    |              | will not be checked at usage sites of the type alias
[INFO] [stdout]    |              help: remove this bound
[INFO] [stdout]    |
[INFO] [stdout]    = note: this is a known limitation of the type checker that may be lifted in a future edition.
[INFO] [stdout]            see issue #112792 <https://github.com/rust-lang/rust/issues/112792> for more information
[INFO] [stdout]    = help: add `#![feature(lazy_type_alias)]` to the crate attributes to enable the desired semantics
[INFO] [stdout]    = note: `#[warn(type_alias_bounds)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: module `Btree` should have a snake case name
[INFO] [stdout]  --> src/B/mod.rs:1:9
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub mod Btree;
[INFO] [stdout]   |         ^^^^^ help: convert the identifier to snake case: `btree`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: bounds on generic parameters in type aliases are not enforced
[INFO] [stdout]   --> src/B/Btree.rs:33:16
[INFO] [stdout]    |
[INFO] [stdout] 33 | type OpNode<K: Ord, V> = Option<NonNull<Node<K, V>>>;
[INFO] [stdout]    |              --^^^
[INFO] [stdout]    |              | |
[INFO] [stdout]    |              | will not be checked at usage sites of the type alias
[INFO] [stdout]    |              help: remove this bound
[INFO] [stdout]    |
[INFO] [stdout]    = note: this is a known limitation of the type checker that may be lifted in a future edition.
[INFO] [stdout]            see issue #112792 <https://github.com/rust-lang/rust/issues/112792> for more information
[INFO] [stdout]    = help: add `#![feature(lazy_type_alias)]` to the crate attributes to enable the desired semantics
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: bounds on generic parameters in type aliases are not enforced
[INFO] [stdout]   --> src/B/Btree.rs:34:19
[INFO] [stdout]    |
[INFO] [stdout] 34 | type InnerData<K: Ord, V> = Option<NonNull<VecDeque<Data<K, V>>>>;
[INFO] [stdout]    |                 --^^^
[INFO] [stdout]    |                 | |
[INFO] [stdout]    |                 | will not be checked at usage sites of the type alias
[INFO] [stdout]    |                 help: remove this bound
[INFO] [stdout]    |
[INFO] [stdout]    = note: this is a known limitation of the type checker that may be lifted in a future edition.
[INFO] [stdout]            see issue #112792 <https://github.com/rust-lang/rust/issues/112792> for more information
[INFO] [stdout]    = help: add `#![feature(lazy_type_alias)]` to the crate attributes to enable the desired semantics
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: bounds on generic parameters in type aliases are not enforced
[INFO] [stdout]   --> src/B/Btree.rs:35:18
[INFO] [stdout]    |
[INFO] [stdout] 35 | type Children<K: Ord, V> = Option<NonNull<VecDeque<OpNode<K, V>>>>;
[INFO] [stdout]    |                --^^^
[INFO] [stdout]    |                | |
[INFO] [stdout]    |                | will not be checked at usage sites of the type alias
[INFO] [stdout]    |                help: remove this bound
[INFO] [stdout]    |
[INFO] [stdout]    = note: this is a known limitation of the type checker that may be lifted in a future edition.
[INFO] [stdout]            see issue #112792 <https://github.com/rust-lang/rust/issues/112792> for more information
[INFO] [stdout]    = help: add `#![feature(lazy_type_alias)]` to the crate attributes to enable the desired semantics
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 8 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.38s
[INFO] running `Command { std: "docker" "inspect" "8268c4d5bb0cd8011096aac2e6821f7e9a3749b62b074b7ae7519ff75af97cd9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8268c4d5bb0cd8011096aac2e6821f7e9a3749b62b074b7ae7519ff75af97cd9", kill_on_drop: false }`
[INFO] [stdout] 8268c4d5bb0cd8011096aac2e6821f7e9a3749b62b074b7ae7519ff75af97cd9
