[INFO] cloning repository https://github.com/link-a/learning-rust [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/link-a/learning-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flink-a%2Flearning-rust", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flink-a%2Flearning-rust'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 5cfe739935d47058eacef6536a5a34cefc528368 [INFO] testing link-a/learning-rust against master#62efba8a050c64249dab942951bb28f710208bc8 for pr-90799 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flink-a%2Flearning-rust" "/workspace/builds/worker-4/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/link-a/learning-rust on toolchain 62efba8a050c64249dab942951bb28f710208bc8 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/link-a/learning-rust [INFO] finished tweaking git repo https://github.com/link-a/learning-rust [INFO] tweaked toml for git repo https://github.com/link-a/learning-rust written to /workspace/builds/worker-4/source/Cargo.toml [INFO] crate git repo https://github.com/link-a/learning-rust already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 5176512ec541273aac781cfb4b3fc7ae5ef985ece964e949f10b53aaa18c38fc [INFO] running `Command { std: "docker" "start" "-a" "5176512ec541273aac781cfb4b3fc7ae5ef985ece964e949f10b53aaa18c38fc", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "5176512ec541273aac781cfb4b3fc7ae5ef985ece964e949f10b53aaa18c38fc", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5176512ec541273aac781cfb4b3fc7ae5ef985ece964e949f10b53aaa18c38fc", kill_on_drop: false }` [INFO] [stdout] 5176512ec541273aac781cfb4b3fc7ae5ef985ece964e949f10b53aaa18c38fc [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 6ec8a24e467052972428a157858cd277ed6cf9bfb098b9943fb94c0e299bcde4 [INFO] running `Command { std: "docker" "start" "-a" "6ec8a24e467052972428a157858cd277ed6cf9bfb098b9943fb94c0e299bcde4", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.66 [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Compiling unicode-width v0.1.7 [INFO] [stderr] Compiling bloom v0.3.2 [INFO] [stderr] Compiling textwrap v0.11.0 [INFO] [stderr] Compiling atty v0.2.14 [INFO] [stderr] Compiling clap v2.33.0 [INFO] [stderr] Compiling ctci v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `std::borrow::Borrow` [INFO] [stdout] --> src/bin/ref_cells.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use std::borrow::Borrow; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::cell::RefCell` [INFO] [stdout] --> src/bin/ref_cells.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use std::cell::RefCell; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::mem` [INFO] [stdout] --> src/bin/ref_cells.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | use std::mem; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::rc::Rc` [INFO] [stdout] --> src/bin/ref_cells.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | use std::rc::Rc; [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::mem` [INFO] [stdout] --> src/bin/ref_cells.rs:228:9 [INFO] [stdout] | [INFO] [stdout] 228 | use std::mem; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `val` [INFO] [stdout] --> src/bin/ownership.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | val: i32, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `val` [INFO] [stdout] --> src/bin/ref_cells.rs:15:9 [INFO] [stdout] | [INFO] [stdout] 15 | val: i32, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `next` [INFO] [stdout] --> src/bin/ref_cells.rs:16:9 [INFO] [stdout] | [INFO] [stdout] 16 | next: Option>>, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `val` [INFO] [stdout] --> src/bin/ownership.rs:17:9 [INFO] [stdout] | [INFO] [stdout] 17 | val: u64, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `next` [INFO] [stdout] --> src/bin/ownership.rs:18:9 [INFO] [stdout] | [INFO] [stdout] 18 | next: Option>, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `prev` [INFO] [stdout] --> src/bin/ownership.rs:19:9 [INFO] [stdout] | [INFO] [stdout] 19 | prev: Option>, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `val` [INFO] [stdout] --> src/bin/ownership.rs:42:9 [INFO] [stdout] | [INFO] [stdout] 42 | val: u64, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `next` [INFO] [stdout] --> src/bin/ownership.rs:43:9 [INFO] [stdout] | [INFO] [stdout] 43 | next: Option<&'a Box>>, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `prev` [INFO] [stdout] --> src/bin/ownership.rs:44:9 [INFO] [stdout] | [INFO] [stdout] 44 | prev: Option<&'a Box>>, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct is never constructed: `NaiveSolution` [INFO] [stdout] --> src/bin/max_distance_in_arrays.rs:1:8 [INFO] [stdout] | [INFO] [stdout] 1 | struct NaiveSolution {} [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `max_distance` [INFO] [stdout] --> src/bin/max_distance_in_arrays.rs:5:12 [INFO] [stdout] | [INFO] [stdout] 5 | pub fn max_distance(arrays: Vec>) -> i32 { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct is never constructed: `FastestSolution` [INFO] [stdout] --> src/bin/max_distance_in_arrays.rs:23:8 [INFO] [stdout] | [INFO] [stdout] 23 | struct FastestSolution {} [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `max_distance` [INFO] [stdout] --> src/bin/max_distance_in_arrays.rs:26:12 [INFO] [stdout] | [INFO] [stdout] 26 | pub fn max_distance(arrays: Vec>) -> i32 { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 7 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 7 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `cell_1` [INFO] [stdout] --> src/bin/unsafe.rs:7:9 [INFO] [stdout] | [INFO] [stdout] 7 | let cell_1 = Cell { [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_cell_1` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary `unsafe` block [INFO] [stdout] --> src/bin/unsafe.rs:11:5 [INFO] [stdout] | [INFO] [stdout] 11 | unsafe { [INFO] [stdout] | ^^^^^^ unnecessary `unsafe` block [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_unsafe)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `val` [INFO] [stdout] --> src/bin/unsafe.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | val: i32, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `next` [INFO] [stdout] --> src/bin/unsafe.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | next: Option>, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct is never constructed: `DPSolution` [INFO] [stdout] --> src/bin/house_robber_ii.rs:2:8 [INFO] [stdout] | [INFO] [stdout] 2 | struct DPSolution {} [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct is never constructed: `Solution` [INFO] [stdout] --> src/bin/min_depth_binary_tree.rs:24:8 [INFO] [stdout] | [INFO] [stdout] 24 | struct Solution {} [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `min_depth` [INFO] [stdout] --> src/bin/min_depth_binary_tree.rs:27:12 [INFO] [stdout] | [INFO] [stdout] 27 | pub fn min_depth(root: Option>>) -> i32 { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `rob_simple` [INFO] [stdout] --> src/bin/house_robber_ii.rs:5:8 [INFO] [stdout] | [INFO] [stdout] 5 | fn rob_simple(nums: &[i32]) -> i32 { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `rob` [INFO] [stdout] --> src/bin/house_robber_ii.rs:16:12 [INFO] [stdout] | [INFO] [stdout] 16 | pub fn rob(nums: Vec) -> i32 { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `val` [INFO] [stdout] --> src/bin/linked_list.rs:9:5 [INFO] [stdout] | [INFO] [stdout] 9 | val: T, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `next` [INFO] [stdout] --> src/bin/linked_list.rs:10:5 [INFO] [stdout] | [INFO] [stdout] 10 | next: NodePtr, [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `prev` [INFO] [stdout] --> src/bin/linked_list.rs:11:5 [INFO] [stdout] | [INFO] [stdout] 11 | prev: NodePtr, [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `tail` [INFO] [stdout] --> src/bin/linked_list.rs:38:5 [INFO] [stdout] | [INFO] [stdout] 38 | tail: NodePtr [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::collections::VecDeque` [INFO] [stdout] --> src/bin/ref_playground.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use std::collections::VecDeque; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `min_height` [INFO] [stdout] --> src/bin/comment_block.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 7 | min_height: i16, [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `min_width_pad` [INFO] [stdout] --> src/bin/comment_block.rs:8:5 [INFO] [stdout] | [INFO] [stdout] 8 | min_width_pad: i16, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 26.52s [INFO] running `Command { std: "docker" "inspect" "6ec8a24e467052972428a157858cd277ed6cf9bfb098b9943fb94c0e299bcde4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6ec8a24e467052972428a157858cd277ed6cf9bfb098b9943fb94c0e299bcde4", kill_on_drop: false }` [INFO] [stdout] 6ec8a24e467052972428a157858cd277ed6cf9bfb098b9943fb94c0e299bcde4 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] c7426570b1b6a90b7bb89662f70da4c3dfe6608746ddb409e5f376aedc5aeb00 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "c7426570b1b6a90b7bb89662f70da4c3dfe6608746ddb409e5f376aedc5aeb00", kill_on_drop: false }` [INFO] [stderr] Compiling ctci v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: field is never read: `min_height` [INFO] [stdout] --> src/bin/comment_block.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 7 | min_height: i16, [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `min_width_pad` [INFO] [stdout] --> src/bin/comment_block.rs:8:5 [INFO] [stdout] | [INFO] [stdout] 8 | min_width_pad: i16, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `val` [INFO] [stdout] --> src/bin/linked_list.rs:9:5 [INFO] [stdout] | [INFO] [stdout] 9 | val: T, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `next` [INFO] [stdout] --> src/bin/linked_list.rs:10:5 [INFO] [stdout] | [INFO] [stdout] 10 | next: NodePtr, [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `prev` [INFO] [stdout] --> src/bin/linked_list.rs:11:5 [INFO] [stdout] | [INFO] [stdout] 11 | prev: NodePtr, [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `tail` [INFO] [stdout] --> src/bin/linked_list.rs:38:5 [INFO] [stdout] | [INFO] [stdout] 38 | tail: NodePtr [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `val` [INFO] [stdout] --> src/bin/ownership.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | val: i32, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `val` [INFO] [stdout] --> src/bin/ownership.rs:17:9 [INFO] [stdout] | [INFO] [stdout] 17 | val: u64, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `next` [INFO] [stdout] --> src/bin/ownership.rs:18:9 [INFO] [stdout] | [INFO] [stdout] 18 | next: Option>, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `prev` [INFO] [stdout] --> src/bin/ownership.rs:19:9 [INFO] [stdout] | [INFO] [stdout] 19 | prev: Option>, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `val` [INFO] [stdout] --> src/bin/ownership.rs:42:9 [INFO] [stdout] | [INFO] [stdout] 42 | val: u64, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `next` [INFO] [stdout] --> src/bin/ownership.rs:43:9 [INFO] [stdout] | [INFO] [stdout] 43 | next: Option<&'a Box>>, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `prev` [INFO] [stdout] --> src/bin/ownership.rs:44:9 [INFO] [stdout] | [INFO] [stdout] 44 | prev: Option<&'a Box>>, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `cell_1` [INFO] [stdout] --> src/bin/unsafe.rs:7:9 [INFO] [stdout] | [INFO] [stdout] 7 | let cell_1 = Cell { [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_cell_1` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary `unsafe` block [INFO] [stdout] --> src/bin/unsafe.rs:11:5 [INFO] [stdout] | [INFO] [stdout] 11 | unsafe { [INFO] [stdout] | ^^^^^^ unnecessary `unsafe` block [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_unsafe)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `val` [INFO] [stdout] --> src/bin/unsafe.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | val: i32, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `next` [INFO] [stdout] --> src/bin/unsafe.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | next: Option>, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 7 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::borrow::Borrow` [INFO] [stdout] --> src/bin/ref_cells.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use std::borrow::Borrow; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::cell::RefCell` [INFO] [stdout] --> src/bin/ref_cells.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use std::cell::RefCell; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::mem` [INFO] [stdout] --> src/bin/ref_cells.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | use std::mem; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::rc::Rc` [INFO] [stdout] --> src/bin/ref_cells.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | use std::rc::Rc; [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::mem` [INFO] [stdout] --> src/bin/ref_cells.rs:228:9 [INFO] [stdout] | [INFO] [stdout] 228 | use std::mem; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `val` [INFO] [stdout] --> src/bin/ref_cells.rs:15:9 [INFO] [stdout] | [INFO] [stdout] 15 | val: i32, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `l` [INFO] [stdout] --> src/bin/ref_playground.rs:59:13 [INFO] [stdout] | [INFO] [stdout] 59 | let l = &(r.left); [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_l` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 6 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 25.64s [INFO] running `Command { std: "docker" "inspect" "c7426570b1b6a90b7bb89662f70da4c3dfe6608746ddb409e5f376aedc5aeb00", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c7426570b1b6a90b7bb89662f70da4c3dfe6608746ddb409e5f376aedc5aeb00", kill_on_drop: false }` [INFO] [stdout] c7426570b1b6a90b7bb89662f70da4c3dfe6608746ddb409e5f376aedc5aeb00 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] a83b329f8c4d0e8003a50a777e567c34c00d1366e3101453373aaf8930e881f1 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "a83b329f8c4d0e8003a50a777e567c34c00d1366e3101453373aaf8930e881f1", kill_on_drop: false }` [INFO] [stderr] warning: field is never read: `val` [INFO] [stderr] --> src/bin/linked_list.rs:9:5 [INFO] [stderr] | [INFO] [stderr] 9 | val: T, [INFO] [stderr] | ^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: field is never read: `next` [INFO] [stderr] --> src/bin/linked_list.rs:10:5 [INFO] [stderr] | [INFO] [stderr] 10 | next: NodePtr, [INFO] [stderr] | ^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: field is never read: `prev` [INFO] [stderr] --> src/bin/linked_list.rs:11:5 [INFO] [stderr] | [INFO] [stderr] 11 | prev: NodePtr, [INFO] [stderr] | ^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: field is never read: `tail` [INFO] [stderr] --> src/bin/linked_list.rs:38:5 [INFO] [stderr] | [INFO] [stderr] 38 | tail: NodePtr [INFO] [stderr] | ^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: `ctci` (bin "linked_list" test) generated 4 warnings [INFO] [stderr] warning: field is never read: `val` [INFO] [stderr] --> src/bin/ownership.rs:3:5 [INFO] [stderr] | [INFO] [stderr] 3 | val: i32, [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: field is never read: `val` [INFO] [stderr] --> src/bin/ownership.rs:17:9 [INFO] [stderr] | [INFO] [stderr] 17 | val: u64, [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: field is never read: `next` [INFO] [stderr] --> src/bin/ownership.rs:18:9 [INFO] [stderr] | [INFO] [stderr] 18 | next: Option>, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: field is never read: `prev` [INFO] [stderr] --> src/bin/ownership.rs:19:9 [INFO] [stderr] | [INFO] [stderr] 19 | prev: Option>, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: field is never read: `val` [INFO] [stderr] --> src/bin/ownership.rs:42:9 [INFO] [stderr] | [INFO] [stderr] 42 | val: u64, [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: field is never read: `next` [INFO] [stderr] --> src/bin/ownership.rs:43:9 [INFO] [stderr] | [INFO] [stderr] 43 | next: Option<&'a Box>>, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: field is never read: `prev` [INFO] [stderr] --> src/bin/ownership.rs:44:9 [INFO] [stderr] | [INFO] [stderr] 44 | prev: Option<&'a Box>>, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: field is never read: `min_height` [INFO] [stderr] --> src/bin/comment_block.rs:7:5 [INFO] [stderr] | [INFO] [stderr] 7 | min_height: i16, [INFO] [stderr] | ^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: field is never read: `min_width_pad` [INFO] [stderr] --> src/bin/comment_block.rs:8:5 [INFO] [stderr] | [INFO] [stderr] 8 | min_width_pad: i16, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused variable: `cell_1` [INFO] [stderr] --> src/bin/unsafe.rs:7:9 [INFO] [stderr] | [INFO] [stderr] 7 | let cell_1 = Cell { [INFO] [stderr] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_cell_1` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unnecessary `unsafe` block [INFO] [stderr] --> src/bin/unsafe.rs:11:5 [INFO] [stderr] | [INFO] [stderr] 11 | unsafe { [INFO] [stderr] | ^^^^^^ unnecessary `unsafe` block [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_unsafe)]` on by default [INFO] [stderr] [INFO] [stderr] warning: field is never read: `val` [INFO] [stderr] --> src/bin/unsafe.rs:2:5 [INFO] [stderr] | [INFO] [stderr] 2 | val: i32, [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: field is never read: `next` [INFO] [stderr] --> src/bin/unsafe.rs:3:5 [INFO] [stderr] | [INFO] [stderr] 3 | next: Option>, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: `ctci` (bin "ownership" test) generated 7 warnings [INFO] [stderr] warning: `ctci` (bin "comment_block" test) generated 2 warnings [INFO] [stderr] warning: `ctci` (bin "unsafe" test) generated 4 warnings [INFO] [stderr] warning: unused import: `std::borrow::Borrow` [INFO] [stderr] --> src/bin/ref_cells.rs:1:5 [INFO] [stderr] | [INFO] [stderr] 1 | use std::borrow::Borrow; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::cell::RefCell` [INFO] [stderr] --> src/bin/ref_cells.rs:2:5 [INFO] [stderr] | [INFO] [stderr] 2 | use std::cell::RefCell; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::mem` [INFO] [stderr] --> src/bin/ref_cells.rs:3:5 [INFO] [stderr] | [INFO] [stderr] 3 | use std::mem; [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::rc::Rc` [INFO] [stderr] --> src/bin/ref_cells.rs:4:5 [INFO] [stderr] | [INFO] [stderr] 4 | use std::rc::Rc; [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::mem` [INFO] [stderr] --> src/bin/ref_cells.rs:228:9 [INFO] [stderr] | [INFO] [stderr] 228 | use std::mem; [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: field is never read: `val` [INFO] [stderr] --> src/bin/ref_cells.rs:15:9 [INFO] [stderr] | [INFO] [stderr] 15 | val: i32, [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `l` [INFO] [stderr] --> src/bin/ref_playground.rs:59:13 [INFO] [stderr] | [INFO] [stderr] 59 | let l = &(r.left); [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_l` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: `ctci` (bin "ref_cells" test) generated 6 warnings [INFO] [stderr] warning: `ctci` (bin "ref_playground" test) generated 1 warning [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.06s [INFO] [stdout] [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/add_two_binary_strings-2336e2efd37efcb7) [INFO] [stdout] running 1 test [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/anagram_groups-8b8ef3c8159ae3a4) [INFO] [stdout] test simple_tests::simple_test ... ok [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/array_triples-ec40afae861280f2) [INFO] [stdout] [INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] running 2 tests [INFO] [stdout] test tests::vec_test ... ok [INFO] [stdout] test tests::test_simple ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/binary_search-63f6d499dab9c35d) [INFO] [stdout] [INFO] [stdout] running 4 tests [INFO] [stdout] test tests::another_simple ... ok [INFO] [stdout] test tests::bit_test ... ok [INFO] [stdout] test tests::simple ... ok [INFO] [stdout] test tests::simplest_test ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] running 8 tests [INFO] [stdout] test tests::multiple_element_found_at_last_index ... ok [INFO] [stdout] test tests::leet_code_failed ... ok [INFO] [stdout] test tests::multiple_element_found_at_mid_index ... ok [INFO] [stdout] test tests::multiple_element_found_at_first_index ... ok [INFO] [stdout] test tests::as_vec ... ok [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/brackets-255737e9f9c71e65) [INFO] [stdout] test tests::empty_test ... ok [INFO] [stdout] test tests::single_element_found ... ok [INFO] [stdout] test tests::single_element_not_found ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 8 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] running 4 tests [INFO] [stdout] test tests::complex_test ... ok [INFO] [stdout] test tests::simple_incorrect ... ok [INFO] [stdout] test tests::test ... ok [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/ch1_1_1-dfb055e0a97ba5d2) [INFO] [stdout] test tests::complex_incorrect ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] running 6 tests [INFO] [stdout] test tests::test_that_duplicate_char_is_not_unique ... ok [INFO] [stdout] test tests::test_that_single_char_is_unique_via_set ... ok [INFO] [stdout] test tests::test_that_empty_string_is_unique ... ok [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/ch1_1_2-5e9e5dcd349cccfe) [INFO] [stdout] test tests::test_that_single_char_is_unique ... ok [INFO] [stdout] test tests::test_that_empty_string_is_unique_via_set ... ok [INFO] [stdout] test tests::test_that_duplicate_char_is_unique_via_set ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s [INFO] [stdout] [INFO] [stdout] [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] [stderr] Running unittests (/opt/rustwide/target/debug/deps/ch7_7_1-c64d858caa347a66) [INFO] [stdout] [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] [stderr] Running unittests (/opt/rustwide/target/debug/deps/comment_block-f1a796e01adff9f0) [INFO] [stdout] [INFO] [stdout] running 1 test [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/construct_binary_search_tree_from_preorder_traversal-36ada3aa0c968bc9) [INFO] [stdout] test tests::simple_test ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s [INFO] [stdout] [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/critical_connections-2400b191fd683ba7) [INFO] [stdout] [INFO] [stdout] running 3 tests [INFO] [stdout] test tests::simple_test ... ok [INFO] [stdout] test tests::simple_test_bit_longer ... ok [INFO] [stdout] test tests::simple_test_short ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] running 2 tests [INFO] [stderr] error: test failed, to rerun pass '--bin critical_connections' [INFO] [stdout] test tests::harder_test ... FAILED [INFO] [stdout] test tests::simple_test ... FAILED [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] [INFO] [stdout] ---- tests::harder_test stdout ---- [INFO] [stdout] {0: [1, 2], 1: [0, 2, 3], 5: [4, 3], 2: [1, 0], 4: [3, 5], 3: [1, 4, 5]} [INFO] [stdout] thread 'tests::harder_test' panicked at 'assertion failed: `(left == right)` [INFO] [stdout] left: `[]`, [INFO] [stdout] right: `[[3, 1]]`', src/bin/critical_connections.rs:65:9 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x55b0f53cac5c - std::backtrace_rs::backtrace::libunwind::trace::h793e05efd273d0f4 [INFO] [stdout] at /rustc/62efba8a050c64249dab942951bb28f710208bc8/library/std/src/../../backtrace/src/backtrace/libunwind.rs:93:5 [INFO] [stdout] 1: 0x55b0f53cac5c - std::backtrace_rs::backtrace::trace_unsynchronized::h640b7b86ff610c77 [INFO] [stdout] at /rustc/62efba8a050c64249dab942951bb28f710208bc8/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5 [INFO] [stdout] 2: 0x55b0f53cac5c - std::sys_common::backtrace::_print_fmt::h362fa2a4f354f877 [INFO] [stdout] at /rustc/62efba8a050c64249dab942951bb28f710208bc8/library/std/src/sys_common/backtrace.rs:67:5 [INFO] [stdout] 3: 0x55b0f53cac5c - ::fmt::hf439e5ed84c74abd [INFO] [stdout] at /rustc/62efba8a050c64249dab942951bb28f710208bc8/library/std/src/sys_common/backtrace.rs:46:22 [INFO] [stdout] 4: 0x55b0f53edc5c - core::fmt::write::h72801a82c94e6ff1 [INFO] [stdout] at /rustc/62efba8a050c64249dab942951bb28f710208bc8/library/core/src/fmt/mod.rs:1149:17 [INFO] [stdout] 5: 0x55b0f53c6c05 - std::io::Write::write_fmt::h54337adeb3504c03 [INFO] [stdout] at /rustc/62efba8a050c64249dab942951bb28f710208bc8/library/std/src/io/mod.rs:1697:15 [INFO] [stdout] 6: 0x55b0f53cc6b0 - std::sys_common::backtrace::_print::hb29ddd998d02631c [INFO] [stdout] at /rustc/62efba8a050c64249dab942951bb28f710208bc8/library/std/src/sys_common/backtrace.rs:49:5 [INFO] [stdout] 7: 0x55b0f53cc6b0 - std::sys_common::backtrace::print::h81965e3d7c90fbb6 [INFO] [stdout] at /rustc/62efba8a050c64249dab942951bb28f710208bc8/library/std/src/sys_common/backtrace.rs:36:9 [INFO] [stdout] 8: 0x55b0f53cc6b0 - std::panicking::default_hook::{{closure}}::h84db205ab6674b38 [INFO] [stdout] at /rustc/62efba8a050c64249dab942951bb28f710208bc8/library/std/src/panicking.rs:211:50 [INFO] [stdout] 9: 0x55b0f53cc296 - std::panicking::default_hook::h1bf8bb4159936bca [INFO] [stdout] at /rustc/62efba8a050c64249dab942951bb28f710208bc8/library/std/src/panicking.rs:225:9 [INFO] [stdout] 10: 0x55b0f53ccd64 - std::panicking::rust_panic_with_hook::hf8e86850fbbd03b1 [INFO] [stdout] at /rustc/62efba8a050c64249dab942951bb28f710208bc8/library/std/src/panicking.rs:606:17 [INFO] [stdout] 11: 0x55b0f53cc840 - std::panicking::begin_panic_handler::{{closure}}::h590a0d6060ff866e [INFO] [stdout] at /rustc/62efba8a050c64249dab942951bb28f710208bc8/library/std/src/panicking.rs:502:13 [INFO] [stdout] 12: 0x55b0f53cb114 - std::sys_common::backtrace::__rust_end_short_backtrace::h260b8bd1c848a03c [INFO] [stdout] at /rustc/62efba8a050c64249dab942951bb28f710208bc8/library/std/src/sys_common/backtrace.rs:139:18 [INFO] [stdout] 13: 0x55b0f53cc7a9 - rust_begin_unwind [INFO] [stdout] at /rustc/62efba8a050c64249dab942951bb28f710208bc8/library/std/src/panicking.rs:498:5 [INFO] [stdout] 14: 0x55b0f535f871 - core::panicking::panic_fmt::h7b8580d81fcbbacd [INFO] [stdout] at /rustc/62efba8a050c64249dab942951bb28f710208bc8/library/core/src/panicking.rs:106:14 [INFO] [stdout] 15: 0x55b0f53ec538 - core::panicking::assert_failed_inner::hc71171cfb6f4bc69 [INFO] [stdout] 16: 0x55b0f53677fa - core::panicking::assert_failed::h43c3aaf1660f7cbb [INFO] [stdout] at /rustc/62efba8a050c64249dab942951bb28f710208bc8/library/core/src/panicking.rs:144:5 [INFO] [stdout] 17: 0x55b0f5368a1e - critical_connections::tests::run_test::h80d4fb16f3aa706e [INFO] [stdout] at /opt/rustwide/workdir/src/bin/critical_connections.rs:65:9 [INFO] [stdout] 18: 0x55b0f5368ebe - critical_connections::tests::harder_test::h2897fdf7efdbc6e5 [INFO] [stdout] at /opt/rustwide/workdir/src/bin/critical_connections.rs:77:9 [INFO] [stdout] 19: 0x55b0f5368d1a - critical_connections::tests::harder_test::{{closure}}::h27264a48767e3679 [INFO] [stdout] at /opt/rustwide/workdir/src/bin/critical_connections.rs:75:5 [INFO] [stdout] 20: 0x55b0f536aeae - core::ops::function::FnOnce::call_once::h01079a94b9e7c7bc [INFO] [stdout] at /rustc/62efba8a050c64249dab942951bb28f710208bc8/library/core/src/ops/function.rs:227:5 [INFO] [stdout] 21: 0x55b0f53a8813 - core::ops::function::FnOnce::call_once::h24a32b9da1a40fdb [INFO] [stdout] at /rustc/62efba8a050c64249dab942951bb28f710208bc8/library/core/src/ops/function.rs:227:5 [INFO] [stdout] 22: 0x55b0f53a8813 - test::__rust_begin_short_backtrace::h3c3a0492fb4a12eb [INFO] [stdout] at /rustc/62efba8a050c64249dab942951bb28f710208bc8/library/test/src/lib.rs:585:5 [INFO] [stdout] 23: 0x55b0f53a7427 - as core::ops::function::FnOnce>::call_once::h9a8e38435f73d5e0 [INFO] [stdout] at /rustc/62efba8a050c64249dab942951bb28f710208bc8/library/alloc/src/boxed.rs:1694:9 [INFO] [stdout] 24: 0x55b0f53a7427 - as core::ops::function::FnOnce<()>>::call_once::hb23d7496a0e6d1b4 [INFO] [stdout] at /rustc/62efba8a050c64249dab942951bb28f710208bc8/library/core/src/panic/unwind_safe.rs:271:9 [INFO] [stdout] 25: 0x55b0f53a7427 - std::panicking::try::do_call::ha2bb9825b32d2cc2 [INFO] [stdout] at /rustc/62efba8a050c64249dab942951bb28f710208bc8/library/std/src/panicking.rs:406:40 [INFO] [stdout] 26: 0x55b0f53a7427 - std::panicking::try::hdc38a574bbebc53e [INFO] [stdout] at /rustc/62efba8a050c64249dab942951bb28f710208bc8/library/std/src/panicking.rs:370:19 [INFO] [stdout] 27: 0x55b0f53a7427 - std::panic::catch_unwind::hc45ed246595c621c [INFO] [stdout] at /rustc/62efba8a050c64249dab942951bb28f710208bc8/library/std/src/panic.rs:133:14 [INFO] [stdout] 28: 0x55b0f53a7427 - test::run_test_in_process::h4249138faaea8d54 [INFO] [stdout] at /rustc/62efba8a050c64249dab942951bb28f710208bc8/library/test/src/lib.rs:608:18 [INFO] [stdout] 29: 0x55b0f53a7427 - test::run_test::run_test_inner::{{closure}}::h3c1b37669f6e9fd7 [INFO] [stdout] at /rustc/62efba8a050c64249dab942951bb28f710208bc8/library/test/src/lib.rs:500:39 [INFO] [stdout] 30: 0x55b0f53746ce - test::run_test::run_test_inner::{{closure}}::h388760469edd5c24 [INFO] [stdout] at /rustc/62efba8a050c64249dab942951bb28f710208bc8/library/test/src/lib.rs:527:37 [INFO] [stdout] 31: 0x55b0f53746ce - std::sys_common::backtrace::__rust_begin_short_backtrace::hbbaecdcfad18643e [INFO] [stdout] at /rustc/62efba8a050c64249dab942951bb28f710208bc8/library/std/src/sys_common/backtrace.rs:123:18 [INFO] [stdout] 32: 0x55b0f5379428 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h09cd3ca65896da91 [INFO] [stdout] at /rustc/62efba8a050c64249dab942951bb28f710208bc8/library/std/src/thread/mod.rs:484:17 [INFO] [stdout] 33: 0x55b0f5379428 - as core::ops::function::FnOnce<()>>::call_once::hc52dbb4f9088d18b [INFO] [stdout] at /rustc/62efba8a050c64249dab942951bb28f710208bc8/library/core/src/panic/unwind_safe.rs:271:9 [INFO] [stdout] 34: 0x55b0f5379428 - std::panicking::try::do_call::h4485cfee22b11c08 [INFO] [stdout] at /rustc/62efba8a050c64249dab942951bb28f710208bc8/library/std/src/panicking.rs:406:40 [INFO] [stdout] 35: 0x55b0f5379428 - std::panicking::try::hb62aa8549e20c08b [INFO] [stdout] at /rustc/62efba8a050c64249dab942951bb28f710208bc8/library/std/src/panicking.rs:370:19 [INFO] [stdout] 36: 0x55b0f5379428 - std::panic::catch_unwind::ha322c7a5bc666762 [INFO] [stdout] at /rustc/62efba8a050c64249dab942951bb28f710208bc8/library/std/src/panic.rs:133:14 [INFO] [stdout] 37: 0x55b0f5379428 - std::thread::Builder::spawn_unchecked::{{closure}}::h1076fc1398603b77 [INFO] [stdout] at /rustc/62efba8a050c64249dab942951bb28f710208bc8/library/std/src/thread/mod.rs:483:30 [INFO] [stdout] 38: 0x55b0f5379428 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h911e510344167353 [INFO] [stdout] at /rustc/62efba8a050c64249dab942951bb28f710208bc8/library/core/src/ops/function.rs:227:5 [INFO] [stdout] 39: 0x55b0f53d17f3 - as core::ops::function::FnOnce>::call_once::h771719d52c343434 [INFO] [stdout] at /rustc/62efba8a050c64249dab942951bb28f710208bc8/library/alloc/src/boxed.rs:1694:9 [INFO] [stdout] 40: 0x55b0f53d17f3 - as core::ops::function::FnOnce>::call_once::hf441746dfa4b0f57 [INFO] [stdout] at /rustc/62efba8a050c64249dab942951bb28f710208bc8/library/alloc/src/boxed.rs:1694:9 [INFO] [stdout] 41: 0x55b0f53d17f3 - std::sys::unix::thread::Thread::new::thread_start::hfd168f9d312b29ca [INFO] [stdout] at /rustc/62efba8a050c64249dab942951bb28f710208bc8/library/std/src/sys/unix/thread.rs:106:17 [INFO] [stdout] 42: 0x7f9606bcd609 - start_thread [INFO] [stdout] 43: 0x7f960699f293 - clone [INFO] [stdout] 44: 0x0 - [INFO] [stdout] [INFO] [stdout] ---- tests::simple_test stdout ---- [INFO] [stdout] {2: [1, 0], 3: [1], 1: [0, 2, 3], 0: [1, 2]} [INFO] [stdout] thread 'tests::simple_test' panicked at 'assertion failed: `(left == right)` [INFO] [stdout] left: `[]`, [INFO] [stdout] right: `[[3, 1]]`', src/bin/critical_connections.rs:65:9 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x55b0f53cac5c - std::backtrace_rs::backtrace::libunwind::trace::h793e05efd273d0f4 [INFO] [stdout] at /rustc/62efba8a050c64249dab942951bb28f710208bc8/library/std/src/../../backtrace/src/backtrace/libunwind.rs:93:5 [INFO] [stdout] 1: 0x55b0f53cac5c - std::backtrace_rs::backtrace::trace_unsynchronized::h640b7b86ff610c77 [INFO] [stdout] at /rustc/62efba8a050c64249dab942951bb28f710208bc8/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5 [INFO] [stdout] 2: 0x55b0f53cac5c - std::sys_common::backtrace::_print_fmt::h362fa2a4f354f877 [INFO] [stdout] at /rustc/62efba8a050c64249dab942951bb28f710208bc8/library/std/src/sys_common/backtrace.rs:67:5 [INFO] [stdout] 3: 0x55b0f53cac5c - ::fmt::hf439e5ed84c74abd [INFO] [stdout] at /rustc/62efba8a050c64249dab942951bb28f710208bc8/library/std/src/sys_common/backtrace.rs:46:22 [INFO] [stdout] 4: 0x55b0f53edc5c - core::fmt::write::h72801a82c94e6ff1 [INFO] [stdout] at /rustc/62efba8a050c64249dab942951bb28f710208bc8/library/core/src/fmt/mod.rs:1149:17 [INFO] [stdout] 5: 0x55b0f53c6c05 - std::io::Write::write_fmt::h54337adeb3504c03 [INFO] [stdout] at /rustc/62efba8a050c64249dab942951bb28f710208bc8/library/std/src/io/mod.rs:1697:15 [INFO] [stdout] 6: 0x55b0f53cc6b0 - std::sys_common::backtrace::_print::hb29ddd998d02631c [INFO] [stdout] at /rustc/62efba8a050c64249dab942951bb28f710208bc8/library/std/src/sys_common/backtrace.rs:49:5 [INFO] [stdout] 7: 0x55b0f53cc6b0 - std::sys_common::backtrace::print::h81965e3d7c90fbb6 [INFO] [stdout] at /rustc/62efba8a050c64249dab942951bb28f710208bc8/library/std/src/sys_common/backtrace.rs:36:9 [INFO] [stdout] 8: 0x55b0f53cc6b0 - std::panicking::default_hook::{{closure}}::h84db205ab6674b38 [INFO] [stdout] at /rustc/62efba8a050c64249dab942951bb28f710208bc8/library/std/src/panicking.rs:211:50 [INFO] [stdout] 9: 0x55b0f53cc296 - std::panicking::default_hook::h1bf8bb4159936bca [INFO] [stdout] at /rustc/62efba8a050c64249dab942951bb28f710208bc8/library/std/src/panicking.rs:225:9 [INFO] [stdout] 10: 0x55b0f53ccd64 - std::panicking::rust_panic_with_hook::hf8e86850fbbd03b1 [INFO] [stdout] at /rustc/62efba8a050c64249dab942951bb28f710208bc8/library/std/src/panicking.rs:606:17 [INFO] [stdout] 11: 0x55b0f53cc840 - std::panicking::begin_panic_handler::{{closure}}::h590a0d6060ff866e [INFO] [stdout] at /rustc/62efba8a050c64249dab942951bb28f710208bc8/library/std/src/panicking.rs:502:13 [INFO] [stdout] 12: 0x55b0f53cb114 - std::sys_common::backtrace::__rust_end_short_backtrace::h260b8bd1c848a03c [INFO] [stdout] at /rustc/62efba8a050c64249dab942951bb28f710208bc8/library/std/src/sys_common/backtrace.rs:139:18 [INFO] [stdout] 13: 0x55b0f53cc7a9 - rust_begin_unwind [INFO] [stdout] at /rustc/62efba8a050c64249dab942951bb28f710208bc8/library/std/src/panicking.rs:498:5 [INFO] [stdout] 14: 0x55b0f535f871 - core::panicking::panic_fmt::h7b8580d81fcbbacd [INFO] [stdout] at /rustc/62efba8a050c64249dab942951bb28f710208bc8/library/core/src/panicking.rs:106:14 [INFO] [stdout] 15: 0x55b0f53ec538 - core::panicking::assert_failed_inner::hc71171cfb6f4bc69 [INFO] [stdout] 16: 0x55b0f53677fa - core::panicking::assert_failed::h43c3aaf1660f7cbb [INFO] [stdout] at /rustc/62efba8a050c64249dab942951bb28f710208bc8/library/core/src/panicking.rs:144:5 [INFO] [stdout] 17: 0x55b0f5368a1e - critical_connections::tests::run_test::h80d4fb16f3aa706e [INFO] [stdout] at /opt/rustwide/workdir/src/bin/critical_connections.rs:65:9 [INFO] [stdout] 18: 0x55b0f5368cdf - critical_connections::tests::simple_test::hfb641d77c4bcc695 [INFO] [stdout] at /opt/rustwide/workdir/src/bin/critical_connections.rs:71:9 [INFO] [stdout] 19: 0x55b0f5368b8a - critical_connections::tests::simple_test::{{closure}}::hdcc9bca072a9636f [INFO] [stdout] at /opt/rustwide/workdir/src/bin/critical_connections.rs:69:5 [INFO] [stdout] 20: 0x55b0f536afae - core::ops::function::FnOnce::call_once::hccf97f575d79d00c [INFO] [stdout] at /rustc/62efba8a050c64249dab942951bb28f710208bc8/library/core/src/ops/function.rs:227:5 [INFO] [stdout] 21: 0x55b0f53a8813 - core::ops::function::FnOnce::call_once::h24a32b9da1a40fdb [INFO] [stdout] at /rustc/62efba8a050c64249dab942951bb28f710208bc8/library/core/src/ops/function.rs:227:5 [INFO] [stdout] 22: 0x55b0f53a8813 - test::__rust_begin_short_backtrace::h3c3a0492fb4a12eb [INFO] [stdout] at /rustc/62efba8a050c64249dab942951bb28f710208bc8/library/test/src/lib.rs:585:5 [INFO] [stdout] 23: 0x55b0f53a7427 - as core::ops::function::FnOnce>::call_once::h9a8e38435f73d5e0 [INFO] [stdout] at /rustc/62efba8a050c64249dab942951bb28f710208bc8/library/alloc/src/boxed.rs:1694:9 [INFO] [stdout] 24: 0x55b0f53a7427 - as core::ops::function::FnOnce<()>>::call_once::hb23d7496a0e6d1b4 [INFO] [stdout] at /rustc/62efba8a050c64249dab942951bb28f710208bc8/library/core/src/panic/unwind_safe.rs:271:9 [INFO] [stdout] 25: 0x55b0f53a7427 - std::panicking::try::do_call::ha2bb9825b32d2cc2 [INFO] [stdout] at /rustc/62efba8a050c64249dab942951bb28f710208bc8/library/std/src/panicking.rs:406:40 [INFO] [stdout] 26: 0x55b0f53a7427 - std::panicking::try::hdc38a574bbebc53e [INFO] [stdout] at /rustc/62efba8a050c64249dab942951bb28f710208bc8/library/std/src/panicking.rs:370:19 [INFO] [stdout] 27: 0x55b0f53a7427 - std::panic::catch_unwind::hc45ed246595c621c [INFO] [stdout] at /rustc/62efba8a050c64249dab942951bb28f710208bc8/library/std/src/panic.rs:133:14 [INFO] [stdout] 28: 0x55b0f53a7427 - test::run_test_in_process::h4249138faaea8d54 [INFO] [stdout] at /rustc/62efba8a050c64249dab942951bb28f710208bc8/library/test/src/lib.rs:608:18 [INFO] [stdout] 29: 0x55b0f53a7427 - test::run_test::run_test_inner::{{closure}}::h3c1b37669f6e9fd7 [INFO] [stdout] at /rustc/62efba8a050c64249dab942951bb28f710208bc8/library/test/src/lib.rs:500:39 [INFO] [stdout] 30: 0x55b0f53746ce - test::run_test::run_test_inner::{{closure}}::h388760469edd5c24 [INFO] [stdout] at /rustc/62efba8a050c64249dab942951bb28f710208bc8/library/test/src/lib.rs:527:37 [INFO] [stdout] 31: 0x55b0f53746ce - std::sys_common::backtrace::__rust_begin_short_backtrace::hbbaecdcfad18643e [INFO] [stdout] at /rustc/62efba8a050c64249dab942951bb28f710208bc8/library/std/src/sys_common/backtrace.rs:123:18 [INFO] [stdout] 32: 0x55b0f5379428 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h09cd3ca65896da91 [INFO] [stdout] at /rustc/62efba8a050c64249dab942951bb28f710208bc8/library/std/src/thread/mod.rs:484:17 [INFO] [stdout] 33: 0x55b0f5379428 - as core::ops::function::FnOnce<()>>::call_once::hc52dbb4f9088d18b [INFO] [stdout] at /rustc/62efba8a050c64249dab942951bb28f710208bc8/library/core/src/panic/unwind_safe.rs:271:9 [INFO] [stdout] 34: 0x55b0f5379428 - std::panicking::try::do_call::h4485cfee22b11c08 [INFO] [stdout] at /rustc/62efba8a050c64249dab942951bb28f710208bc8/library/std/src/panicking.rs:406:40 [INFO] [stdout] 35: 0x55b0f5379428 - std::panicking::try::hb62aa8549e20c08b [INFO] [stdout] at /rustc/62efba8a050c64249dab942951bb28f710208bc8/library/std/src/panicking.rs:370:19 [INFO] [stdout] 36: 0x55b0f5379428 - std::panic::catch_unwind::ha322c7a5bc666762 [INFO] [stdout] at /rustc/62efba8a050c64249dab942951bb28f710208bc8/library/std/src/panic.rs:133:14 [INFO] [stdout] 37: 0x55b0f5379428 - std::thread::Builder::spawn_unchecked::{{closure}}::h1076fc1398603b77 [INFO] [stdout] at /rustc/62efba8a050c64249dab942951bb28f710208bc8/library/std/src/thread/mod.rs:483:30 [INFO] [stdout] 38: 0x55b0f5379428 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h911e510344167353 [INFO] [stdout] at /rustc/62efba8a050c64249dab942951bb28f710208bc8/library/core/src/ops/function.rs:227:5 [INFO] [stdout] 39: 0x55b0f53d17f3 - as core::ops::function::FnOnce>::call_once::h771719d52c343434 [INFO] [stdout] at /rustc/62efba8a050c64249dab942951bb28f710208bc8/library/alloc/src/boxed.rs:1694:9 [INFO] [stdout] 40: 0x55b0f53d17f3 - as core::ops::function::FnOnce>::call_once::hf441746dfa4b0f57 [INFO] [stdout] at /rustc/62efba8a050c64249dab942951bb28f710208bc8/library/alloc/src/boxed.rs:1694:9 [INFO] [stdout] 41: 0x55b0f53d17f3 - std::sys::unix::thread::Thread::new::thread_start::hfd168f9d312b29ca [INFO] [stdout] at /rustc/62efba8a050c64249dab942951bb28f710208bc8/library/std/src/sys/unix/thread.rs:106:17 [INFO] [stdout] 42: 0x7f9606bcd609 - start_thread [INFO] [stdout] 43: 0x7f960699f293 - clone [INFO] [stdout] 44: 0x0 - [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] tests::harder_test [INFO] [stdout] tests::simple_test [INFO] [stdout] [INFO] [stdout] test result: FAILED. 0 passed; 2 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.06s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "a83b329f8c4d0e8003a50a777e567c34c00d1366e3101453373aaf8930e881f1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a83b329f8c4d0e8003a50a777e567c34c00d1366e3101453373aaf8930e881f1", kill_on_drop: false }` [INFO] [stdout] a83b329f8c4d0e8003a50a777e567c34c00d1366e3101453373aaf8930e881f1