[INFO] cloning repository https://github.com/lukasvrenner/terees [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/lukasvrenner/terees" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flukasvrenner%2Fterees", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flukasvrenner%2Fterees'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 7c7d4b655444f8e15604ad7e1822070ff8e360a4 [INFO] building lukasvrenner/terees against master#11663cd3bfefef7d34e8f0892c250bf698049392+rustflags=-Dtail-expr-drop-order for pr-134523 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flukasvrenner%2Fterees" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/lukasvrenner/terees on toolchain 11663cd3bfefef7d34e8f0892c250bf698049392 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/lukasvrenner/terees [INFO] finished tweaking git repo https://github.com/lukasvrenner/terees [INFO] tweaked toml for git repo https://github.com/lukasvrenner/terees written to /workspace/builds/worker-7-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/lukasvrenner/terees 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" "+11663cd3bfefef7d34e8f0892c250bf698049392" "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-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 7bdf4274fca084609c6010afd3bc43e390acbb4befd64b03ed1791bb8e3474b8 [INFO] running `Command { std: "docker" "start" "-a" "7bdf4274fca084609c6010afd3bc43e390acbb4befd64b03ed1791bb8e3474b8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "7bdf4274fca084609c6010afd3bc43e390acbb4befd64b03ed1791bb8e3474b8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7bdf4274fca084609c6010afd3bc43e390acbb4befd64b03ed1791bb8e3474b8", kill_on_drop: false }` [INFO] [stdout] 7bdf4274fca084609c6010afd3bc43e390acbb4befd64b03ed1791bb8e3474b8 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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 -Dtail-expr-drop-order" "-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" "+11663cd3bfefef7d34e8f0892c250bf698049392" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] ecf97d4a63fef3be10726f7668a9291c500a269d62703021b9fab67794a4c5d1 [INFO] running `Command { std: "docker" "start" "-a" "ecf97d4a63fef3be10726f7668a9291c500a269d62703021b9fab67794a4c5d1", kill_on_drop: false }` [INFO] [stderr] Compiling terees v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `std::cmp::Ordering` [INFO] [stdout] --> src/binary_search_tree/map.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | use std::cmp::Ordering; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `node::Node` [INFO] [stdout] --> src/binary_search_tree/set.rs:4:29 [INFO] [stdout] | [INFO] [stdout] 4 | use super::{map::BsTreeMap, node::Node}; [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `key` [INFO] [stdout] --> src/binary_search_tree/map.rs:52:30 [INFO] [stdout] | [INFO] [stdout] 52 | pub fn remove(&mut self, key: &K) -> bool { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_key` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `other` [INFO] [stdout] --> src/binary_search_tree/node.rs:166:29 [INFO] [stdout] | [INFO] [stdout] 166 | pub fn merge(&mut self, other: Node) { [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_other` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `first_index` [INFO] [stdout] --> src/linked_list/node.rs:88:28 [INFO] [stdout] | [INFO] [stdout] 88 | pub fn swap(&mut self, first_index: usize, second_index: usize) { [INFO] [stdout] | ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_first_index` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `second_index` [INFO] [stdout] --> src/linked_list/node.rs:88:48 [INFO] [stdout] | [INFO] [stdout] 88 | pub fn swap(&mut self, first_index: usize, second_index: usize) { [INFO] [stdout] | ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_second_index` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `size` and `root` are never read [INFO] [stdout] --> src/b_tree/map.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 2 | pub struct BTreeMap [INFO] [stdout] | -------- fields in this struct [INFO] [stdout] ... [INFO] [stdout] 6 | size: usize, [INFO] [stdout] | ^^^^ [INFO] [stdout] 7 | root: Option>>, [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant `MIN` is never used [INFO] [stdout] --> src/b_tree/node.rs:3:7 [INFO] [stdout] | [INFO] [stdout] 3 | const MIN: usize = CAPACITY / 2; [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `len`, `entries`, and `children` are never read [INFO] [stdout] --> src/b_tree/node.rs:10:5 [INFO] [stdout] | [INFO] [stdout] 6 | pub struct Node [INFO] [stdout] | ---- fields in this struct [INFO] [stdout] ... [INFO] [stdout] 10 | len: usize, [INFO] [stdout] | ^^^ [INFO] [stdout] 11 | entries: [Option>; CAPACITY], [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] 12 | children: [Option>>; MAX_CHILDREN], [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.29s [INFO] running `Command { std: "docker" "inspect" "ecf97d4a63fef3be10726f7668a9291c500a269d62703021b9fab67794a4c5d1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ecf97d4a63fef3be10726f7668a9291c500a269d62703021b9fab67794a4c5d1", kill_on_drop: false }` [INFO] [stdout] ecf97d4a63fef3be10726f7668a9291c500a269d62703021b9fab67794a4c5d1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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 -Dtail-expr-drop-order" "-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" "+11663cd3bfefef7d34e8f0892c250bf698049392" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] c8c3d3764059ffadbafdf3da825fa84903a64749d8cb77018f596e8aed22ac16 [INFO] running `Command { std: "docker" "start" "-a" "c8c3d3764059ffadbafdf3da825fa84903a64749d8cb77018f596e8aed22ac16", kill_on_drop: false }` [INFO] [stderr] Compiling terees v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `std::cmp::Ordering` [INFO] [stdout] --> src/binary_search_tree/map.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | use std::cmp::Ordering; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `node::Node` [INFO] [stdout] --> src/binary_search_tree/set.rs:4:29 [INFO] [stdout] | [INFO] [stdout] 4 | use super::{map::BsTreeMap, node::Node}; [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `key` [INFO] [stdout] --> src/binary_search_tree/map.rs:52:30 [INFO] [stdout] | [INFO] [stdout] 52 | pub fn remove(&mut self, key: &K) -> bool { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_key` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `other` [INFO] [stdout] --> src/binary_search_tree/node.rs:166:29 [INFO] [stdout] | [INFO] [stdout] 166 | pub fn merge(&mut self, other: Node) { [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_other` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `first_index` [INFO] [stdout] --> src/linked_list/node.rs:88:28 [INFO] [stdout] | [INFO] [stdout] 88 | pub fn swap(&mut self, first_index: usize, second_index: usize) { [INFO] [stdout] | ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_first_index` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `second_index` [INFO] [stdout] --> src/linked_list/node.rs:88:48 [INFO] [stdout] | [INFO] [stdout] 88 | pub fn swap(&mut self, first_index: usize, second_index: usize) { [INFO] [stdout] | ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_second_index` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `size` and `root` are never read [INFO] [stdout] --> src/b_tree/map.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 2 | pub struct BTreeMap [INFO] [stdout] | -------- fields in this struct [INFO] [stdout] ... [INFO] [stdout] 6 | size: usize, [INFO] [stdout] | ^^^^ [INFO] [stdout] 7 | root: Option>>, [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant `MIN` is never used [INFO] [stdout] --> src/b_tree/node.rs:3:7 [INFO] [stdout] | [INFO] [stdout] 3 | const MIN: usize = CAPACITY / 2; [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `len`, `entries`, and `children` are never read [INFO] [stdout] --> src/b_tree/node.rs:10:5 [INFO] [stdout] | [INFO] [stdout] 6 | pub struct Node [INFO] [stdout] | ---- fields in this struct [INFO] [stdout] ... [INFO] [stdout] 10 | len: usize, [INFO] [stdout] | ^^^ [INFO] [stdout] 11 | entries: [Option>; CAPACITY], [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] 12 | children: [Option>>; MAX_CHILDREN], [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::cmp::Ordering` [INFO] [stdout] --> src/binary_search_tree/map.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | use std::cmp::Ordering; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `node::Node` [INFO] [stdout] --> src/binary_search_tree/set.rs:4:29 [INFO] [stdout] | [INFO] [stdout] 4 | use super::{map::BsTreeMap, node::Node}; [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `key` [INFO] [stdout] --> src/binary_search_tree/map.rs:52:30 [INFO] [stdout] | [INFO] [stdout] 52 | pub fn remove(&mut self, key: &K) -> bool { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_key` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `other` [INFO] [stdout] --> src/binary_search_tree/node.rs:166:29 [INFO] [stdout] | [INFO] [stdout] 166 | pub fn merge(&mut self, other: Node) { [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_other` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `first_index` [INFO] [stdout] --> src/linked_list/node.rs:88:28 [INFO] [stdout] | [INFO] [stdout] 88 | pub fn swap(&mut self, first_index: usize, second_index: usize) { [INFO] [stdout] | ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_first_index` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `second_index` [INFO] [stdout] --> src/linked_list/node.rs:88:48 [INFO] [stdout] | [INFO] [stdout] 88 | pub fn swap(&mut self, first_index: usize, second_index: usize) { [INFO] [stdout] | ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_second_index` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `size` and `root` are never read [INFO] [stdout] --> src/b_tree/map.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 2 | pub struct BTreeMap [INFO] [stdout] | -------- fields in this struct [INFO] [stdout] ... [INFO] [stdout] 6 | size: usize, [INFO] [stdout] | ^^^^ [INFO] [stdout] 7 | root: Option>>, [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant `MIN` is never used [INFO] [stdout] --> src/b_tree/node.rs:3:7 [INFO] [stdout] | [INFO] [stdout] 3 | const MIN: usize = CAPACITY / 2; [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `len`, `entries`, and `children` are never read [INFO] [stdout] --> src/b_tree/node.rs:10:5 [INFO] [stdout] | [INFO] [stdout] 6 | pub struct Node [INFO] [stdout] | ---- fields in this struct [INFO] [stdout] ... [INFO] [stdout] 10 | len: usize, [INFO] [stdout] | ^^^ [INFO] [stdout] 11 | entries: [Option>; CAPACITY], [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] 12 | children: [Option>>; MAX_CHILDREN], [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.55s [INFO] running `Command { std: "docker" "inspect" "c8c3d3764059ffadbafdf3da825fa84903a64749d8cb77018f596e8aed22ac16", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c8c3d3764059ffadbafdf3da825fa84903a64749d8cb77018f596e8aed22ac16", kill_on_drop: false }` [INFO] [stdout] c8c3d3764059ffadbafdf3da825fa84903a64749d8cb77018f596e8aed22ac16