[INFO] cloning repository https://github.com/mflibby/BTree [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mflibby/BTree" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmflibby%2FBTree", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmflibby%2FBTree'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 2d5b7d46e272f8f3052453413aaf0161ab0c29f1 [INFO] checking mflibby/BTree against try#9543f8ea2aae74b8f13ac2a6e6c0ecdca9810869 for pr-129249 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmflibby%2FBTree" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/mflibby/BTree on toolchain 9543f8ea2aae74b8f13ac2a6e6c0ecdca9810869 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9543f8ea2aae74b8f13ac2a6e6c0ecdca9810869" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/mflibby/BTree [INFO] finished tweaking git repo https://github.com/mflibby/BTree [INFO] tweaked toml for git repo https://github.com/mflibby/BTree written to /workspace/builds/worker-1-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/mflibby/BTree already has a lockfile, it will not be regenerated [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9543f8ea2aae74b8f13ac2a6e6c0ecdca9810869" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+9543f8ea2aae74b8f13ac2a6e6c0ecdca9810869" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] eeafbfad3a513a0b2ff6303d97ece940083bbf214ca32d6e925060f0973fff13 [INFO] running `Command { std: "docker" "start" "-a" "eeafbfad3a513a0b2ff6303d97ece940083bbf214ca32d6e925060f0973fff13", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "eeafbfad3a513a0b2ff6303d97ece940083bbf214ca32d6e925060f0973fff13", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "eeafbfad3a513a0b2ff6303d97ece940083bbf214ca32d6e925060f0973fff13", kill_on_drop: false }` [INFO] [stdout] eeafbfad3a513a0b2ff6303d97ece940083bbf214ca32d6e925060f0973fff13 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+9543f8ea2aae74b8f13ac2a6e6c0ecdca9810869" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 4d48930eb0cc8213d9bb0b41b5caf61a84eb2e61b08743a4c9d80c4295271a8f [INFO] running `Command { std: "docker" "start" "-a" "4d48930eb0cc8213d9bb0b41b5caf61a84eb2e61b08743a4c9d80c4295271a8f", kill_on_drop: false }` [INFO] [stderr] Checking btree v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused imports: `array`, `default`, and `ptr::null` [INFO] [stdout] --> src/lib.rs:1:11 [INFO] [stdout] | [INFO] [stdout] 1 | use std::{array, default, fmt::{Debug, Display}, ptr::null}; [INFO] [stdout] | ^^^^^ ^^^^^^^ ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `mutate_array` is never used [INFO] [stdout] --> src/lib.rs:60:4 [INFO] [stdout] | [INFO] [stdout] 60 | fn mutate_array(mut arr: [T; M], index: usize, elem: T) { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `swap_keys` is never used [INFO] [stdout] --> src/lib.rs:64:4 [INFO] [stdout] | [INFO] [stdout] 64 | fn swap_keys(mut arr: Vec, removal_index: usize, insertion_index: usize, elem: T) -> T { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated items `new`, `has_decendency`, and `DI` are never used [INFO] [stdout] --> src/lib.rs:78:8 [INFO] [stdout] | [INFO] [stdout] 77 | impl Node { [INFO] [stdout] | ----------------------------------------------------------------- associated items in this implementation [INFO] [stdout] 78 | fn new() -> Node { [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 94 | fn has_decendency(&self, dec: usize) -> bool { [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 106 | fn DI(&self) -> i64 { [INFO] [stdout] | ^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this conversion is useless `usize` to `usize` [INFO] [stdout] --> src/lib.rs:142:88 [INFO] [stdout] | [INFO] [stdout] 142 | return Flow::Success(vec![(index+key_splindex) % key_splindex, (index/key_splindex).into()]); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[deny(self_type_conversion)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this conversion is useless `usize` to `usize` [INFO] [stdout] --> src/lib.rs:182:92 [INFO] [stdout] | [INFO] [stdout] 182 | ... return Flow::Success(vec![(index+key_splindex) % key_splindex, (index/key_splindex).into()]); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/lib.rs:41:9 [INFO] [stdout] | [INFO] [stdout] 41 | writeln!(f, "{:?}", self.keys); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: this warning originates in the macro `writeln` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/lib.rs:43:13 [INFO] [stdout] | [INFO] [stdout] 43 | write!(f, "{}", i); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: this warning originates in the macro `write` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `DI` should have a snake case name [INFO] [stdout] --> src/lib.rs:106:8 [INFO] [stdout] | [INFO] [stdout] 106 | fn DI(&self) -> i64 { [INFO] [stdout] | ^^ help: convert the identifier to snake case: `di` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_snake_case)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `btree` (lib) due to 2 previous errors; 7 warnings emitted [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] warning: unused imports: `array`, `default`, and `ptr::null` [INFO] [stdout] --> src/lib.rs:1:11 [INFO] [stdout] | [INFO] [stdout] 1 | use std::{array, default, fmt::{Debug, Display}, ptr::null}; [INFO] [stdout] | ^^^^^ ^^^^^^^ ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `mutate_array` is never used [INFO] [stdout] --> src/lib.rs:60:4 [INFO] [stdout] | [INFO] [stdout] 60 | fn mutate_array(mut arr: [T; M], index: usize, elem: T) { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `swap_keys` is never used [INFO] [stdout] --> src/lib.rs:64:4 [INFO] [stdout] | [INFO] [stdout] 64 | fn swap_keys(mut arr: Vec, removal_index: usize, insertion_index: usize, elem: T) -> T { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated items `new`, `has_decendency`, and `DI` are never used [INFO] [stdout] --> src/lib.rs:78:8 [INFO] [stdout] | [INFO] [stdout] 77 | impl Node { [INFO] [stdout] | ----------------------------------------------------------------- associated items in this implementation [INFO] [stdout] 78 | fn new() -> Node { [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 94 | fn has_decendency(&self, dec: usize) -> bool { [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 106 | fn DI(&self) -> i64 { [INFO] [stdout] | ^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this conversion is useless `usize` to `usize` [INFO] [stdout] --> src/lib.rs:142:88 [INFO] [stdout] | [INFO] [stdout] 142 | return Flow::Success(vec![(index+key_splindex) % key_splindex, (index/key_splindex).into()]); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[deny(self_type_conversion)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this conversion is useless `usize` to `usize` [INFO] [stdout] --> src/lib.rs:182:92 [INFO] [stdout] | [INFO] [stdout] 182 | ... return Flow::Success(vec![(index+key_splindex) % key_splindex, (index/key_splindex).into()]); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/lib.rs:41:9 [INFO] [stdout] | [INFO] [stdout] 41 | writeln!(f, "{:?}", self.keys); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: this warning originates in the macro `writeln` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/lib.rs:43:13 [INFO] [stdout] | [INFO] [stdout] 43 | write!(f, "{}", i); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: this warning originates in the macro `write` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `DI` should have a snake case name [INFO] [stdout] --> src/lib.rs:106:8 [INFO] [stdout] | [INFO] [stdout] 106 | fn DI(&self) -> i64 { [INFO] [stdout] | ^^ help: convert the identifier to snake case: `di` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_snake_case)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `btree` (lib test) due to 2 previous errors; 7 warnings emitted [INFO] running `Command { std: "docker" "inspect" "4d48930eb0cc8213d9bb0b41b5caf61a84eb2e61b08743a4c9d80c4295271a8f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4d48930eb0cc8213d9bb0b41b5caf61a84eb2e61b08743a4c9d80c4295271a8f", kill_on_drop: false }` [INFO] [stdout] 4d48930eb0cc8213d9bb0b41b5caf61a84eb2e61b08743a4c9d80c4295271a8f