[INFO] cloning repository https://github.com/GuoHao150/ABtree
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/GuoHao150/ABtree" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FGuoHao150%2FABtree", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FGuoHao150%2FABtree'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e428454d98cff2ebd040c412f663e25b80174305
[INFO] testing GuoHao150/ABtree against beta-2022-02-22 for beta-1.60-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FGuoHao150%2FABtree" "/workspace/builds/worker-51/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-51/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/GuoHao150/ABtree on toolchain beta-2022-02-22
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/GuoHao150/ABtree
[INFO] finished tweaking git repo https://github.com/GuoHao150/ABtree
[INFO] tweaked toml for git repo https://github.com/GuoHao150/ABtree written to /workspace/builds/worker-51/source/Cargo.toml
[INFO] crate git repo https://github.com/GuoHao150/ABtree already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: unused manifest key: package.author
[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-51/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-51/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a4bc6936bc39dae377eda231778b16186f491a7aa25fb7ebe5068dffc648d48a
[INFO] running `Command { std: "docker" "start" "-a" "a4bc6936bc39dae377eda231778b16186f491a7aa25fb7ebe5068dffc648d48a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a4bc6936bc39dae377eda231778b16186f491a7aa25fb7ebe5068dffc648d48a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a4bc6936bc39dae377eda231778b16186f491a7aa25fb7ebe5068dffc648d48a", kill_on_drop: false }`
[INFO] [stdout] a4bc6936bc39dae377eda231778b16186f491a7aa25fb7ebe5068dffc648d48a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-51/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-51/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a7ddcba6bf56a761a5343b686797b2cfa539644e07d00310cf0d3df6e4057260
[INFO] running `Command { std: "docker" "start" "-a" "a7ddcba6bf56a761a5343b686797b2cfa539644e07d00310cf0d3df6e4057260", kill_on_drop: false }`
[INFO] [stderr] warning: unused manifest key: package.author
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling ABtree v0.8.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: crate `ABtree` should have a snake case name
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout]   = help: convert the identifier to snake case: `abtree`
[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: 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 are not enforced in type aliases
[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]    = note: `#[warn(type_alias_bounds)]` on by default
[INFO] [stdout] help: the bound will not be checked when the type alias is used, and should be removed
[INFO] [stdout]    |
[INFO] [stdout] 14 - type OpNode<K: Ord, V> = Option<NonNull<Node<K, V>>>;
[INFO] [stdout] 14 + type OpNode<K, V> = Option<NonNull<Node<K, V>>>;
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: bounds on generic parameters are not enforced in type aliases
[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] help: the bound will not be checked when the type alias is used, and should be removed
[INFO] [stdout]    |
[INFO] [stdout] 33 - type OpNode<K: Ord, V> = Option<NonNull<Node<K, V>>>;
[INFO] [stdout] 33 + type OpNode<K, V> = Option<NonNull<Node<K, V>>>;
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: bounds on generic parameters are not enforced in type aliases
[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] help: the bound will not be checked when the type alias is used, and should be removed
[INFO] [stdout]    |
[INFO] [stdout] 34 - type InnerData<K: Ord, V> = Option<NonNull<VecDeque<Data<K, V>>>>;
[INFO] [stdout] 34 + type InnerData<K, V> = Option<NonNull<VecDeque<Data<K, V>>>>;
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: bounds on generic parameters are not enforced in type aliases
[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] help: the bound will not be checked when the type alias is used, and should be removed
[INFO] [stdout]    |
[INFO] [stdout] 35 - type Children<K: Ord, V> = Option<NonNull<VecDeque<OpNode<K, V>>>>;
[INFO] [stdout] 35 + type Children<K, V> = Option<NonNull<VecDeque<OpNode<K, V>>>>;
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 9 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.78s
[INFO] running `Command { std: "docker" "inspect" "a7ddcba6bf56a761a5343b686797b2cfa539644e07d00310cf0d3df6e4057260", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a7ddcba6bf56a761a5343b686797b2cfa539644e07d00310cf0d3df6e4057260", kill_on_drop: false }`
[INFO] [stdout] a7ddcba6bf56a761a5343b686797b2cfa539644e07d00310cf0d3df6e4057260
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-51/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-51/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 73c60e0567f68feddf3ffe66bd8dd1f00476f9baff313f566fb548234eae69aa
[INFO] running `Command { std: "docker" "start" "-a" "73c60e0567f68feddf3ffe66bd8dd1f00476f9baff313f566fb548234eae69aa", kill_on_drop: false }`
[INFO] [stderr] warning: unused manifest key: package.author
[INFO] [stdout] warning: crate `ABtree` should have a snake case name
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout]   = help: convert the identifier to snake case: `abtree`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling ABtree v0.8.0 (/opt/rustwide/workdir)
[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: 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 are not enforced in type aliases
[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]    = note: `#[warn(type_alias_bounds)]` on by default
[INFO] [stdout] help: the bound will not be checked when the type alias is used, and should be removed
[INFO] [stdout]    |
[INFO] [stdout] 14 - type OpNode<K: Ord, V> = Option<NonNull<Node<K, V>>>;
[INFO] [stdout] 14 + type OpNode<K, V> = Option<NonNull<Node<K, V>>>;
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: bounds on generic parameters are not enforced in type aliases
[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] help: the bound will not be checked when the type alias is used, and should be removed
[INFO] [stdout]    |
[INFO] [stdout] 33 - type OpNode<K: Ord, V> = Option<NonNull<Node<K, V>>>;
[INFO] [stdout] 33 + type OpNode<K, V> = Option<NonNull<Node<K, V>>>;
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: bounds on generic parameters are not enforced in type aliases
[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] help: the bound will not be checked when the type alias is used, and should be removed
[INFO] [stdout]    |
[INFO] [stdout] 34 - type InnerData<K: Ord, V> = Option<NonNull<VecDeque<Data<K, V>>>>;
[INFO] [stdout] 34 + type InnerData<K, V> = Option<NonNull<VecDeque<Data<K, V>>>>;
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: bounds on generic parameters are not enforced in type aliases
[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] help: the bound will not be checked when the type alias is used, and should be removed
[INFO] [stdout]    |
[INFO] [stdout] 35 - type Children<K: Ord, V> = Option<NonNull<VecDeque<OpNode<K, V>>>>;
[INFO] [stdout] 35 + type Children<K, V> = Option<NonNull<VecDeque<OpNode<K, V>>>>;
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 9 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: crate `ABtree` should have a snake case name
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout]   = help: convert the identifier to snake case: `abtree`
[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: 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 are not enforced in type aliases
[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]    = note: `#[warn(type_alias_bounds)]` on by default
[INFO] [stdout] help: the bound will not be checked when the type alias is used, and should be removed
[INFO] [stdout]    |
[INFO] [stdout] 14 - type OpNode<K: Ord, V> = Option<NonNull<Node<K, V>>>;
[INFO] [stdout] 14 + type OpNode<K, V> = Option<NonNull<Node<K, V>>>;
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: bounds on generic parameters are not enforced in type aliases
[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] help: the bound will not be checked when the type alias is used, and should be removed
[INFO] [stdout]    |
[INFO] [stdout] 33 - type OpNode<K: Ord, V> = Option<NonNull<Node<K, V>>>;
[INFO] [stdout] 33 + type OpNode<K, V> = Option<NonNull<Node<K, V>>>;
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: bounds on generic parameters are not enforced in type aliases
[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] help: the bound will not be checked when the type alias is used, and should be removed
[INFO] [stdout]    |
[INFO] [stdout] 34 - type InnerData<K: Ord, V> = Option<NonNull<VecDeque<Data<K, V>>>>;
[INFO] [stdout] 34 + type InnerData<K, V> = Option<NonNull<VecDeque<Data<K, V>>>>;
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: bounds on generic parameters are not enforced in type aliases
[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] help: the bound will not be checked when the type alias is used, and should be removed
[INFO] [stdout]    |
[INFO] [stdout] 35 - type Children<K: Ord, V> = Option<NonNull<VecDeque<OpNode<K, V>>>>;
[INFO] [stdout] 35 + type Children<K, V> = Option<NonNull<VecDeque<OpNode<K, V>>>>;
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 9 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.10s
[INFO] running `Command { std: "docker" "inspect" "73c60e0567f68feddf3ffe66bd8dd1f00476f9baff313f566fb548234eae69aa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "73c60e0567f68feddf3ffe66bd8dd1f00476f9baff313f566fb548234eae69aa", kill_on_drop: false }`
[INFO] [stdout] 73c60e0567f68feddf3ffe66bd8dd1f00476f9baff313f566fb548234eae69aa
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-51/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-51/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 4561e99ca1c9a91cec8fd1984be603d48929f1e3c21997211cdcd71484d8cf51
[INFO] running `Command { std: "docker" "start" "-a" "4561e99ca1c9a91cec8fd1984be603d48929f1e3c21997211cdcd71484d8cf51", kill_on_drop: false }`
[INFO] [stderr] warning: unused manifest key: package.author
[INFO] [stderr] warning: crate `ABtree` should have a snake case name
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(non_snake_case)]` on by default
[INFO] [stderr]   = help: convert the identifier to snake case: `abtree`
[INFO] [stderr] 
[INFO] [stderr] warning: module `A` should have a snake case name
[INFO] [stderr]  --> src/lib.rs:7:5
[INFO] [stderr]   |
[INFO] [stderr] 7 | mod A;
[INFO] [stderr]   |     ^ help: convert the identifier to snake case: `a`
[INFO] [stderr] 
[INFO] [stderr] warning: module `B` should have a snake case name
[INFO] [stderr]  --> src/lib.rs:8:5
[INFO] [stderr]   |
[INFO] [stderr] 8 | mod B;
[INFO] [stderr]   |     ^ help: convert the identifier to snake case: `b`
[INFO] [stderr] 
[INFO] [stderr] warning: module `AVL` should have a snake case name
[INFO] [stderr]  --> src/A/mod.rs:1:9
[INFO] [stderr]   |
[INFO] [stderr] 1 | pub mod AVL;
[INFO] [stderr]   |         ^^^ help: convert the identifier to snake case: `avl`
[INFO] [stderr] 
[INFO] [stderr] warning: module `Btree` should have a snake case name
[INFO] [stderr]  --> src/B/mod.rs:1:9
[INFO] [stderr]   |
[INFO] [stderr] 1 | pub mod Btree;
[INFO] [stderr]   |         ^^^^^ help: convert the identifier to snake case: `btree`
[INFO] [stderr] 
[INFO] [stderr] warning: bounds on generic parameters are not enforced in type aliases
[INFO] [stderr]   --> src/A/AVL.rs:14:16
[INFO] [stderr]    |
[INFO] [stderr] 14 | type OpNode<K: Ord, V> = Option<NonNull<Node<K, V>>>;
[INFO] [stderr]    |                ^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(type_alias_bounds)]` on by default
[INFO] [stderr] help: the bound will not be checked when the type alias is used, and should be removed
[INFO] [stderr]    |
[INFO] [stderr] 14 - type OpNode<K: Ord, V> = Option<NonNull<Node<K, V>>>;
[INFO] [stderr] 14 + type OpNode<K, V> = Option<NonNull<Node<K, V>>>;
[INFO] [stderr]    | 
[INFO] [stderr] 
[INFO] [stderr] warning: bounds on generic parameters are not enforced in type aliases
[INFO] [stderr]   --> src/B/Btree.rs:33:16
[INFO] [stderr]    |
[INFO] [stderr] 33 | type OpNode<K: Ord, V> = Option<NonNull<Node<K, V>>>;
[INFO] [stderr]    |                ^^^
[INFO] [stderr]    |
[INFO] [stderr] help: the bound will not be checked when the type alias is used, and should be removed
[INFO] [stderr]    |
[INFO] [stderr] 33 - type OpNode<K: Ord, V> = Option<NonNull<Node<K, V>>>;
[INFO] [stderr] 33 + type OpNode<K, V> = Option<NonNull<Node<K, V>>>;
[INFO] [stderr]    | 
[INFO] [stderr] 
[INFO] [stderr] warning: bounds on generic parameters are not enforced in type aliases
[INFO] [stderr]   --> src/B/Btree.rs:34:19
[INFO] [stderr]    |
[INFO] [stderr] 34 | type InnerData<K: Ord, V> = Option<NonNull<VecDeque<Data<K, V>>>>;
[INFO] [stderr]    |                   ^^^
[INFO] [stderr]    |
[INFO] [stderr] help: the bound will not be checked when the type alias is used, and should be removed
[INFO] [stderr]    |
[INFO] [stderr] 34 - type InnerData<K: Ord, V> = Option<NonNull<VecDeque<Data<K, V>>>>;
[INFO] [stderr] 34 + type InnerData<K, V> = Option<NonNull<VecDeque<Data<K, V>>>>;
[INFO] [stderr]    | 
[INFO] [stderr] 
[INFO] [stderr] warning: bounds on generic parameters are not enforced in type aliases
[INFO] [stderr]   --> src/B/Btree.rs:35:18
[INFO] [stderr]    |
[INFO] [stderr] 35 | type Children<K: Ord, V> = Option<NonNull<VecDeque<OpNode<K, V>>>>;
[INFO] [stderr]    |                  ^^^
[INFO] [stderr]    |
[INFO] [stderr] help: the bound will not be checked when the type alias is used, and should be removed
[INFO] [stderr]    |
[INFO] [stderr] 35 - type Children<K: Ord, V> = Option<NonNull<VecDeque<OpNode<K, V>>>>;
[INFO] [stderr] 35 + type Children<K, V> = Option<NonNull<VecDeque<OpNode<K, V>>>>;
[INFO] [stderr]    | 
[INFO] [stderr] 
[INFO] [stderr] warning: `ABtree` (lib) generated 9 warnings
[INFO] [stderr] warning: `ABtree` (lib test) generated 9 warnings (9 duplicates)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/ABtree-e88a20bedd2dffdb)
[INFO] [stdout] 
[INFO] [stdout] running 10 tests
[INFO] [stdout] test tests::avl_empty_into_iter ... ok
[INFO] [stdout] test tests::avl_empty_iter ... ok
[INFO] [stdout] test tests::btree_empty_into_iter ... ok
[INFO] [stdout] test tests::avl_len ... ok
[INFO] [stdout] test tests::btree_empty_iter ... ok
[INFO] [stdout] test tests::btree_rm ... ok
[INFO] [stdout] test tests::btree_len ... ok
[INFO] [stdout] test tests::btree_rm2 ... ok
[INFO] [stdout] test tests::btree_set ... ok
[INFO] [stdout] test tests::btree_rm3 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 10 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests ABtree
[INFO] [stdout] 
[INFO] [stdout] running 27 tests
[INFO] [stdout] test src/B/Btree.rs - B::Btree::BTree<K,V>::new (line 1255) ... ok
[INFO] [stdout] test src/A/AVL.rs - A::AVL::AVL<K,V>::clear (line 1108) ... ok
[INFO] [stdout] test src/A/AVL.rs - A::AVL::AVL<K,V>::is_empty (line 1090) ... ok
[INFO] [stdout] test src/A/AVL.rs - A::AVL::AVL<K,V>::is_balanced_tree (line 1072) ... ok
[INFO] [stdout] test src/A/AVL.rs - A::AVL::AVL<K,V>::insert (line 932) ... ok
[INFO] [stdout] test src/A/AVL.rs - A::AVL::AVL<K,V>::new (line 901) ... ok
[INFO] [stdout] test src/B/Btree.rs - B::Btree::BTree<K,V>::clear (line 1505) ... ok
[INFO] [stdout] test src/B/Btree.rs - B::Btree::BTree<K,V>::set (line 1368) ... ok
[INFO] [stdout] test src/A/AVL.rs - A::AVL::AVL<K,V>::remove (line 1032) ... ok
[INFO] [stdout] test src/B/Btree.rs - B::Btree::BTree<K,V>::insert (line 1276) ... ok
[INFO] [stdout] test src/A/AVL.rs - A::AVL::AVL<K,V>::len (line 963) ... ok
[INFO] [stdout] test src/A/AVL.rs - A::AVL::AVL<K,V>::add (line 918) ... ok
[INFO] [stdout] test src/B/Btree.rs - B::Btree::BTree<K,V>::pop_min (line 1289) ... ok
[INFO] [stdout] test src/B/Btree.rs - B::Btree::BTree<K,V>::is_empty (line 1488) ... ok
[INFO] [stdout] test src/A/AVL.rs - A::AVL::AVL<K,V>::get_mut (line 1150) ... ok
[INFO] [stdout] test src/A/AVL.rs - A::AVL::AVL<K,V>::peek_root (line 1052) ... ok
[INFO] [stdout] test src/B/Btree.rs - B::Btree::BTree<K,V>::remove (line 1406) ... ok
[INFO] [stdout] test src/A/AVL.rs - A::AVL::AVL<K,V>::contains (line 1010) ... ok
[INFO] [stdout] test src/A/AVL.rs - A::AVL::AVL<K,V>::iter (line 978) ... ok
[INFO] [stdout] test src/B/Btree.rs - B::Btree::BTree<K,V>::pop_max (line 1306) ... ok
[INFO] [stdout] test src/B/Btree.rs - B::Btree::BTree<K,V>::len (line 1471) ... ok
[INFO] [stdout] test src/A/AVL.rs - A::AVL::AVL<K,V>::set (line 948) ... ok
[INFO] [stdout] test src/A/AVL.rs - A::AVL::AVL<K,V>::get (line 1127) ... ok
[INFO] [stdout] test src/B/Btree.rs - B::Btree::BTree<K,V>::get_mut (line 1347) ... ok
[INFO] [stdout] test src/B/Btree.rs - B::Btree::BTree<K,V>::iter (line 1423) ... ok
[INFO] [stdout] test src/B/Btree.rs - B::Btree::BTree<K,V>::get (line 1324) ... ok
[INFO] [stdout] test src/B/Btree.rs - B::Btree::BTree<K,V>::contains (line 1385) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 27 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.79s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "4561e99ca1c9a91cec8fd1984be603d48929f1e3c21997211cdcd71484d8cf51", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4561e99ca1c9a91cec8fd1984be603d48929f1e3c21997211cdcd71484d8cf51", kill_on_drop: false }`
[INFO] [stdout] 4561e99ca1c9a91cec8fd1984be603d48929f1e3c21997211cdcd71484d8cf51