[INFO] cloning repository https://github.com/davidpeklak/rust-algorithms [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/davidpeklak/rust-algorithms" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdavidpeklak%2Frust-algorithms", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdavidpeklak%2Frust-algorithms'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 9db2d5ac0cfbfe409792033d26d8f4c8aaa3e872 [INFO] testing davidpeklak/rust-algorithms against master#77d155973c6c22a0e1af49a4a9bac024f697851d for pr-85530-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdavidpeklak%2Frust-algorithms" "/workspace/builds/worker-2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/davidpeklak/rust-algorithms on toolchain 77d155973c6c22a0e1af49a4a9bac024f697851d [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+77d155973c6c22a0e1af49a4a9bac024f697851d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/davidpeklak/rust-algorithms [INFO] finished tweaking git repo https://github.com/davidpeklak/rust-algorithms [INFO] tweaked toml for git repo https://github.com/davidpeklak/rust-algorithms written to /workspace/builds/worker-2/source/Cargo.toml [INFO] crate git repo https://github.com/davidpeklak/rust-algorithms already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+77d155973c6c22a0e1af49a4a9bac024f697851d" "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-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+77d155973c6c22a0e1af49a4a9bac024f697851d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 49512ae7bc6baba7785f720cf4eb5185f25a7e82d057595165c8f0ae65bbacfa [INFO] running `Command { std: "docker" "start" "-a" "49512ae7bc6baba7785f720cf4eb5185f25a7e82d057595165c8f0ae65bbacfa", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "49512ae7bc6baba7785f720cf4eb5185f25a7e82d057595165c8f0ae65bbacfa", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "49512ae7bc6baba7785f720cf4eb5185f25a7e82d057595165c8f0ae65bbacfa", kill_on_drop: false }` [INFO] [stdout] 49512ae7bc6baba7785f720cf4eb5185f25a7e82d057595165c8f0ae65bbacfa [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+77d155973c6c22a0e1af49a4a9bac024f697851d" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 836fb95da6b46a439fa98ce2fe67a40f9462178c73b27b407cde123ce1b4a1e6 [INFO] running `Command { std: "docker" "start" "-a" "836fb95da6b46a439fa98ce2fe67a40f9462178c73b27b407cde123ce1b4a1e6", kill_on_drop: false }` [INFO] [stderr] Compiling num-traits v0.2.4 [INFO] [stderr] Compiling num-integer v0.1.38 [INFO] [stderr] Compiling libc v0.2.41 [INFO] [stderr] Compiling rustc-serialize v0.3.24 [INFO] [stderr] Compiling num-iter v0.1.37 [INFO] [stderr] Compiling rand_core v0.2.0 [INFO] [stderr] Compiling rand v0.4.2 [INFO] [stderr] Compiling rand v0.5.0 [INFO] [stderr] Compiling num-bigint v0.1.44 [INFO] [stderr] Compiling num-complex v0.1.43 [INFO] [stderr] Compiling num-rational v0.1.42 [INFO] [stderr] Compiling num v0.1.42 [INFO] [stderr] Compiling stopwatch v0.0.7 [INFO] [stderr] Compiling algorithms v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib/linked_list.rs:29:41 [INFO] [stdout] | [INFO] [stdout] 29 | fn tail<'a>(&'a self) -> Option<&'a LinkedList>; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn LinkedList` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib/linked_list.rs:36:12 [INFO] [stdout] | [INFO] [stdout] 36 | l: &'a LinkedList [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn LinkedList` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib/linked_list.rs:56:41 [INFO] [stdout] | [INFO] [stdout] 56 | fn tail<'a>(&'a self) -> Option<&'a LinkedList> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn LinkedList` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib/linked_list.rs:65:28 [INFO] [stdout] | [INFO] [stdout] 65 | impl LinkedList for Box> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn LinkedList` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib/linked_list.rs:72:38 [INFO] [stdout] | [INFO] [stdout] 72 | fn tail<'a>(&'a self) -> Option<&LinkedList> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn LinkedList` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib/linked_list.rs:88:41 [INFO] [stdout] | [INFO] [stdout] 88 | fn tail<'a>(&'a self) -> Option<&'a LinkedList> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn LinkedList` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused return value of `std::mem::replace` that must be used [INFO] [stdout] --> src/lib/red_black_bst_2.rs:30:9 [INFO] [stdout] | [INFO] [stdout] 30 | mem::replace(&mut self.top, top); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: if you don't need the old value, you can just assign the new value directly [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 7 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 8.91s [INFO] running `Command { std: "docker" "inspect" "836fb95da6b46a439fa98ce2fe67a40f9462178c73b27b407cde123ce1b4a1e6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "836fb95da6b46a439fa98ce2fe67a40f9462178c73b27b407cde123ce1b4a1e6", kill_on_drop: false }` [INFO] [stdout] 836fb95da6b46a439fa98ce2fe67a40f9462178c73b27b407cde123ce1b4a1e6 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+77d155973c6c22a0e1af49a4a9bac024f697851d" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 9c966b844edc3059179762a328a664c9203124eac5ce9f0bc48df72f47016125 [INFO] running `Command { std: "docker" "start" "-a" "9c966b844edc3059179762a328a664c9203124eac5ce9f0bc48df72f47016125", kill_on_drop: false }` [INFO] [stderr] Compiling algorithms v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib/linked_list.rs:29:41 [INFO] [stdout] | [INFO] [stdout] 29 | fn tail<'a>(&'a self) -> Option<&'a LinkedList>; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn LinkedList` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib/linked_list.rs:36:12 [INFO] [stdout] | [INFO] [stdout] 36 | l: &'a LinkedList [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn LinkedList` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib/linked_list.rs:56:41 [INFO] [stdout] | [INFO] [stdout] 56 | fn tail<'a>(&'a self) -> Option<&'a LinkedList> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn LinkedList` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib/linked_list.rs:65:28 [INFO] [stdout] | [INFO] [stdout] 65 | impl LinkedList for Box> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn LinkedList` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib/linked_list.rs:72:38 [INFO] [stdout] | [INFO] [stdout] 72 | fn tail<'a>(&'a self) -> Option<&LinkedList> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn LinkedList` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib/linked_list.rs:88:41 [INFO] [stdout] | [INFO] [stdout] 88 | fn tail<'a>(&'a self) -> Option<&'a LinkedList> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn LinkedList` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused return value of `std::mem::replace` that must be used [INFO] [stdout] --> src/lib/red_black_bst_2.rs:30:9 [INFO] [stdout] | [INFO] [stdout] 30 | mem::replace(&mut self.top, top); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: if you don't need the old value, you can just assign the new value directly [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 7 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib/linked_list.rs:29:41 [INFO] [stdout] | [INFO] [stdout] 29 | fn tail<'a>(&'a self) -> Option<&'a LinkedList>; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn LinkedList` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib/linked_list.rs:36:12 [INFO] [stdout] | [INFO] [stdout] 36 | l: &'a LinkedList [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn LinkedList` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib/linked_list.rs:56:41 [INFO] [stdout] | [INFO] [stdout] 56 | fn tail<'a>(&'a self) -> Option<&'a LinkedList> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn LinkedList` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib/linked_list.rs:65:28 [INFO] [stdout] | [INFO] [stdout] 65 | impl LinkedList for Box> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn LinkedList` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib/linked_list.rs:72:38 [INFO] [stdout] | [INFO] [stdout] 72 | fn tail<'a>(&'a self) -> Option<&LinkedList> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn LinkedList` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib/linked_list.rs:88:41 [INFO] [stdout] | [INFO] [stdout] 88 | fn tail<'a>(&'a self) -> Option<&'a LinkedList> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn LinkedList` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib/linked_list.rs:134:34 [INFO] [stdout] | [INFO] [stdout] 134 | fn some_linked_list() -> Box> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn LinkedList` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib/linked_list.rs:153:41 [INFO] [stdout] | [INFO] [stdout] 153 | fn prepend_some<'a, L>(l: L) -> Box + 'a> [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn LinkedList + 'a` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused return value of `std::mem::replace` that must be used [INFO] [stdout] --> src/lib/red_black_bst_2.rs:30:9 [INFO] [stdout] | [INFO] [stdout] 30 | mem::replace(&mut self.top, top); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: if you don't need the old value, you can just assign the new value directly [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 9 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 4.01s [INFO] running `Command { std: "docker" "inspect" "9c966b844edc3059179762a328a664c9203124eac5ce9f0bc48df72f47016125", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9c966b844edc3059179762a328a664c9203124eac5ce9f0bc48df72f47016125", kill_on_drop: false }` [INFO] [stdout] 9c966b844edc3059179762a328a664c9203124eac5ce9f0bc48df72f47016125 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+77d155973c6c22a0e1af49a4a9bac024f697851d" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] fb0f8fb4fe608ba2367163d7764765293a743cb7faeac0e6419af073c1518d6b [INFO] running `Command { std: "docker" "start" "-a" "fb0f8fb4fe608ba2367163d7764765293a743cb7faeac0e6419af073c1518d6b", kill_on_drop: false }` [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/lib/linked_list.rs:29:41 [INFO] [stderr] | [INFO] [stderr] 29 | fn tail<'a>(&'a self) -> Option<&'a LinkedList>; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn LinkedList` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stderr] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stderr] = note: for more information, see issue #80165 [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/lib/linked_list.rs:36:12 [INFO] [stderr] | [INFO] [stderr] 36 | l: &'a LinkedList [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn LinkedList` [INFO] [stderr] | [INFO] [stderr] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stderr] = note: for more information, see issue #80165 [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/lib/linked_list.rs:56:41 [INFO] [stderr] | [INFO] [stderr] 56 | fn tail<'a>(&'a self) -> Option<&'a LinkedList> { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn LinkedList` [INFO] [stderr] | [INFO] [stderr] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stderr] = note: for more information, see issue #80165 [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/lib/linked_list.rs:65:28 [INFO] [stderr] | [INFO] [stderr] 65 | impl LinkedList for Box> { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn LinkedList` [INFO] [stderr] | [INFO] [stderr] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stderr] = note: for more information, see issue #80165 [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/lib/linked_list.rs:72:38 [INFO] [stderr] | [INFO] [stderr] 72 | fn tail<'a>(&'a self) -> Option<&LinkedList> { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn LinkedList` [INFO] [stderr] | [INFO] [stderr] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stderr] = note: for more information, see issue #80165 [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/lib/linked_list.rs:88:41 [INFO] [stderr] | [INFO] [stderr] 88 | fn tail<'a>(&'a self) -> Option<&'a LinkedList> { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn LinkedList` [INFO] [stderr] | [INFO] [stderr] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stderr] = note: for more information, see issue #80165 [INFO] [stderr] [INFO] [stderr] warning: unused return value of `std::mem::replace` that must be used [INFO] [stderr] --> src/lib/red_black_bst_2.rs:30:9 [INFO] [stderr] | [INFO] [stderr] 30 | mem::replace(&mut self.top, top); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_must_use)]` on by default [INFO] [stderr] = note: if you don't need the old value, you can just assign the new value directly [INFO] [stderr] [INFO] [stderr] warning: 7 warnings emitted [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/lib/linked_list.rs:29:41 [INFO] [stderr] | [INFO] [stderr] 29 | fn tail<'a>(&'a self) -> Option<&'a LinkedList>; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn LinkedList` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stderr] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stderr] = note: for more information, see issue #80165 [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/lib/linked_list.rs:36:12 [INFO] [stderr] | [INFO] [stderr] 36 | l: &'a LinkedList [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn LinkedList` [INFO] [stderr] | [INFO] [stderr] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stderr] = note: for more information, see issue #80165 [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/lib/linked_list.rs:56:41 [INFO] [stderr] | [INFO] [stderr] 56 | fn tail<'a>(&'a self) -> Option<&'a LinkedList> { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn LinkedList` [INFO] [stderr] | [INFO] [stderr] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stderr] = note: for more information, see issue #80165 [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/lib/linked_list.rs:65:28 [INFO] [stderr] | [INFO] [stderr] 65 | impl LinkedList for Box> { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn LinkedList` [INFO] [stderr] | [INFO] [stderr] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stderr] = note: for more information, see issue #80165 [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/lib/linked_list.rs:72:38 [INFO] [stderr] | [INFO] [stderr] 72 | fn tail<'a>(&'a self) -> Option<&LinkedList> { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn LinkedList` [INFO] [stderr] | [INFO] [stderr] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stderr] = note: for more information, see issue #80165 [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/lib/linked_list.rs:88:41 [INFO] [stderr] | [INFO] [stderr] 88 | fn tail<'a>(&'a self) -> Option<&'a LinkedList> { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn LinkedList` [INFO] [stderr] | [INFO] [stderr] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stderr] = note: for more information, see issue #80165 [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/lib/linked_list.rs:134:34 [INFO] [stderr] | [INFO] [stderr] 134 | fn some_linked_list() -> Box> { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn LinkedList` [INFO] [stderr] | [INFO] [stderr] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stderr] = note: for more information, see issue #80165 [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/lib/linked_list.rs:153:41 [INFO] [stderr] | [INFO] [stderr] 153 | fn prepend_some<'a, L>(l: L) -> Box + 'a> [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn LinkedList + 'a` [INFO] [stderr] | [INFO] [stderr] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stderr] = note: for more information, see issue #80165 [INFO] [stderr] [INFO] [stderr] warning: unused return value of `std::mem::replace` that must be used [INFO] [stderr] --> src/lib/red_black_bst_2.rs:30:9 [INFO] [stderr] | [INFO] [stderr] 30 | mem::replace(&mut self.top, top); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_must_use)]` on by default [INFO] [stderr] = note: if you don't need the old value, you can just assign the new value directly [INFO] [stderr] [INFO] [stderr] warning: 9 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.03s [INFO] [stdout] [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/algorithms-c7d5529365902083) [INFO] [stdout] running 83 tests [INFO] [stdout] test deque::tests::add_first_and_query ... ok [INFO] [stdout] test deque::tests::box_to_non_null_to_box ... ok [INFO] [stdout] test deque::tests::construct_deque_and_query ... ok [INFO] [stdout] test deque::tests::fifo_right ... ok [INFO] [stdout] test deque::tests::filo_left ... ok [INFO] [stdout] test deque::tests::fifo_left ... ok [INFO] [stdout] test deque::tests::filo_right ... ok [INFO] [stdout] test linked_list::tests::heap_construction ... ok [INFO] [stdout] test graph::tests::test_number_of_edges ... ok [INFO] [stdout] test max_pq::tests::test_heap_sort ... ok [INFO] [stdout] test max_pq::tests::test_manual_sinking ... ok [INFO] [stdout] test max_pq::tests::test_del_max ... ok [INFO] [stdout] test linked_list::tests::stack_construction ... ok [INFO] [stdout] test is_sorted::test_is_sorted ... ok [INFO] [stdout] test percolation::tests::percolate_1 ... ok [INFO] [stdout] test linked_list::tests::iter_stack ... ok [INFO] [stdout] test linked_list::tests::mixed_construction ... ok [INFO] [stdout] test max_pq::tests::test_insert ... ok [INFO] [stdout] test quick_union::tests::test_3 ... ok [INFO] [stdout] test max_pq::tests::test_is_binary_heap ... ok [INFO] [stdout] test linked_list::tests::iter_loop ... ok [INFO] [stdout] test index_ops::test::vec_length ... ok [INFO] [stdout] test red_black_bst_2::tests::test_color_flip ... ok [INFO] [stdout] test red_black_bst_2::tests::test_contains ... ok [INFO] [stdout] test red_black_bst_2::tests::test_from_iter ... ok [INFO] [stdout] test red_black_bst_2::tests::test_has_consecutive_red_links ... ok [INFO] [stdout] test red_black_bst_2::tests::test_has_right_leaning_red_links ... ok [INFO] [stdout] test red_black_bst_2::tests::test_insert_1 ... ok [INFO] [stdout] test red_black_bst_2::tests::test_insert_2 ... ok [INFO] [stdout] test red_black_bst_2::tests::test_insert_3 ... ok [INFO] [stdout] test red_black_bst_2::tests::test_into_iter ... ok [INFO] [stdout] test red_black_bst_2::tests::test_is_bst ... ok [INFO] [stdout] test red_black_bst_2::tests::test_iter ... ok [INFO] [stdout] test red_black_bst_2::tests::test_rotate_left ... ok [INFO] [stdout] test percolation::tests::open_twice ... ok [INFO] [stdout] test graph::tests::test_adj ... ok [INFO] [stdout] test graph::tests::test_number_of_vertices ... ok [INFO] [stdout] test merge_sort::test::merge_some ... ok [INFO] [stdout] test percolation::tests::open_once ... ok [INFO] [stdout] test percolation::tests::percolate_3_z ... ok [INFO] [stdout] test quick_find::tests::test_3 ... ok [INFO] [stdout] test merge_sort::test::merge_sort_is_sorted ... ok [INFO] [stdout] test percolation::tests::percolate_3_s ... ok [INFO] [stdout] test percolation::tests::new_percolation_is_full ... ok [INFO] [stdout] test quick_sort::tests::test_quick_select ... ok [INFO] [stdout] test deque::tests::add_last_and_query ... ok [INFO] [stdout] test red_black_bst_2::tests::test_rotate_right ... ok [INFO] [stdout] test graph_alg::tests::test_depth_path_to ... ok [INFO] [stdout] test graph_alg::tests::test_depth_is_visted ... ok [INFO] [stdout] test red_black_bst_2::tests::test_size ... ok [INFO] [stdout] test step::test::index_offset ... ok [INFO] [stdout] test red_black_bst_2::tests::multiple_insertion_results_in_bst ... ok [INFO] [stdout] test deque::tests::iter ... ok [INFO] [stdout] test shell_sort::test::small_example ... ok [INFO] [stdout] test step::test::len_offset ... ok [INFO] [stdout] test shell_sort::test::example_from_course ... ok [INFO] [stdout] test step::test::len ... ok [INFO] [stdout] test step::test::index ... ok [INFO] [stdout] test shell_sort::test::h_generation ... ok [INFO] [stdout] test max_pq::tests::test_make_heap ... ok [INFO] [stdout] test deque::tests::sizes ... ok [INFO] [stdout] test graph_alg::tests::test_breadth_path_to ... ok [INFO] [stdout] test insertion_sort::test::small_example ... ok [INFO] [stdout] test graph_alg::tests::test_breadth_is_visted ... ok [INFO] [stdout] test shell_sort::test::handwritten ... ok [INFO] [stdout] test shell_sort::test::sorted_step ... ok [INFO] [stdout] test quick_sort::tests::quick_sort_some ... ok [INFO] [stdout] test step::test::index_mut ... ok [INFO] [stdout] test quick_sort::tests::partition_some ... ok [INFO] [stdout] test red_black_bst_2::tests::test_total_depth ... ok [INFO] [stdout] test quick_find::tests::test_3_c ... ok [INFO] [stdout] test weighted_quick_union::tests::test_3 ... ok [INFO] [stdout] test red_black_bst_2::tests::test_big_tree ... ok [INFO] [stdout] test red_black_bst_2::tests::test_black_depth ... ok [INFO] [stdout] test quick_sort::tests::three_way_partition_some ... ok [INFO] [stdout] test quick_union::tests::test_3_c ... ok [INFO] [stdout] test weighted_quick_union::tests::test_3_c ... ok [INFO] [stdout] test selection_sort::test::vec_swap ... ok [INFO] [stdout] test quick_sort::tests::three_way_quick_sort_some ... ok [INFO] [stdout] test merge_sort::test::merge_sort_some ... ok [INFO] [stdout] test insertion_sort::test::insertion_sort_some ... ok [INFO] [stdout] test selection_sort::test::selection_sort_some ... ok [INFO] [stdout] test shell_sort::test::shell_sort_some ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 83 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.19s [INFO] [stdout] [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/algorithms-3f516b26cbccaec5) [INFO] [stdout] [INFO] [stderr] Running tests/performance_deque.rs (/opt/rustwide/target/debug/deps/performance_deque-1c4a656bee5eadc8) [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] running 1 test [INFO] [stdout] test test_performance ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.50s [INFO] [stdout] [INFO] [stderr] Running tests/performance_heap_sort.rs (/opt/rustwide/target/debug/deps/performance_heap_sort-9ea9dedc5aefbc8e) [INFO] [stdout] [INFO] [stdout] running 1 test [INFO] [stdout] test test_performance ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 6.01s [INFO] [stdout] [INFO] [stderr] Running tests/performance_insertion_sort.rs (/opt/rustwide/target/debug/deps/performance_insertion_sort-befb46960ae6d163) [INFO] [stdout] [INFO] [stdout] running 2 tests [INFO] [stdout] test test_performance ... ok [INFO] [stdout] test test_performance_partially_sorted ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 17.47s [INFO] [stdout] [INFO] [stderr] Running tests/performance_max_pq.rs (/opt/rustwide/target/debug/deps/performance_max_pq-45a0822f2125fb2b) [INFO] [stdout] [INFO] [stdout] running 1 test [INFO] [stderr] Running tests/performance_merge_sort.rs (/opt/rustwide/target/debug/deps/performance_merge_sort-942be323fc08fc87) [INFO] [stdout] test test_performance ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.54s [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] running 1 test [INFO] [stdout] test test_performance ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 7.65s [INFO] [stdout] [INFO] [stderr] Running tests/performance_quick_select.rs (/opt/rustwide/target/debug/deps/performance_quick_select-6206c77bc4b1f9ac) [INFO] [stdout] [INFO] [stdout] running 1 test [INFO] [stdout] test test_performance ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 7.83s [INFO] [stdout] [INFO] [stderr] Running tests/performance_quick_sort.rs (/opt/rustwide/target/debug/deps/performance_quick_sort-da44bc83d998b5b0) [INFO] [stdout] [INFO] [stdout] running 2 tests [INFO] [stdout] test test_performance ... ok [INFO] [stdout] test test_performance_duplicate_keys ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 7.19s [INFO] [stdout] [INFO] [stderr] Running tests/performance_red_black.rs (/opt/rustwide/target/debug/deps/performance_red_black-bc504b53bcdf9d9d) [INFO] [stdout] [INFO] [stdout] running 1 test [INFO] [stderr] Running tests/performance_selection_sort.rs (/opt/rustwide/target/debug/deps/performance_selection_sort-f9fbe3992f5b8046) [INFO] [stdout] test test_performance ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 53.47s [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] running 1 test [INFO] [stderr] Running tests/performance_shell_sort.rs (/opt/rustwide/target/debug/deps/performance_shell_sort-b8ceb938080e66f4) [INFO] [stdout] test test_performance ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 6.43s [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] running 1 test [INFO] [stderr] Running tests/performance_three_way_quick_sort.rs (/opt/rustwide/target/debug/deps/performance_three_way_quick_sort-9fb0fbe412cc20fc) [INFO] [stdout] test test_performance ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 9.78s [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] running 2 tests [INFO] [stdout] test test_performance ... ok [INFO] [stdout] test test_performance_duplicate_keys ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 7.94s [INFO] [stdout] [INFO] [stderr] Doc-tests algorithms [INFO] [stdout] [INFO] [stdout] running 13 tests [INFO] [stdout] test src/lib/weighted_quick_union.rs - weighted_quick_union (line 3) ... ok [INFO] [stdout] test src/lib/linked_list.rs - linked_list (line 4) ... ok [INFO] [stdout] test src/lib/selection_sort.rs - selection_sort (line 3) ... ok [INFO] [stdout] test src/lib/quick_find.rs - quick_find (line 3) ... ok [INFO] [stdout] test src/lib/deque.rs - deque (line 3) ... ok [INFO] [stdout] test src/lib/percolation.rs - percolation (line 3) ... ok [INFO] [stdout] test src/lib/quick_union.rs - quick_union::QuickUnion::new (line 19) ... ok [INFO] [stdout] test src/lib/weighted_quick_union.rs - weighted_quick_union::WeightedQuickUnion::new (line 19) ... ok [INFO] [stdout] test src/lib/quick_find.rs - quick_find::QuickFind::new (line 19) ... ok [INFO] [stdout] test src/lib/step.rs - step (line 8) ... ok [INFO] [stdout] test src/lib/insertion_sort.rs - insertion_sort (line 3) ... ok [INFO] [stdout] test src/lib/quick_union.rs - quick_union (line 3) ... ok [INFO] [stdout] test src/lib/performance.rs - performance (line 3) ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 13 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 2.50s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "fb0f8fb4fe608ba2367163d7764765293a743cb7faeac0e6419af073c1518d6b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "fb0f8fb4fe608ba2367163d7764765293a743cb7faeac0e6419af073c1518d6b", kill_on_drop: false }` [INFO] [stdout] fb0f8fb4fe608ba2367163d7764765293a743cb7faeac0e6419af073c1518d6b