[INFO] cloning repository https://github.com/cbbfcd/fuck-leetcode [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/cbbfcd/fuck-leetcode" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcbbfcd%2Ffuck-leetcode", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcbbfcd%2Ffuck-leetcode'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 92b9ded9eb7c424a599cc484bcfc13621a733a6d [INFO] testing cbbfcd/fuck-leetcode against try#ecabaf78506b7a4668d42dc20268c086b93f0fad for pr-87041 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcbbfcd%2Ffuck-leetcode" "/workspace/builds/worker-1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/cbbfcd/fuck-leetcode on toolchain ecabaf78506b7a4668d42dc20268c086b93f0fad [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/cbbfcd/fuck-leetcode [INFO] finished tweaking git repo https://github.com/cbbfcd/fuck-leetcode [INFO] tweaked toml for git repo https://github.com/cbbfcd/fuck-leetcode written to /workspace/builds/worker-1/source/Cargo.toml [INFO] crate git repo https://github.com/cbbfcd/fuck-leetcode already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded libc v0.2.95 [INFO] [stderr] Downloaded leetcode_test v0.1.2 [INFO] [stderr] Downloaded leetcode_prelude v0.2.3 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "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] 144aad85f3fd1fadf209438e477c5d9dde03d8451d0f041025dc8e7f572234ab [INFO] running `Command { std: "docker" "start" "-a" "144aad85f3fd1fadf209438e477c5d9dde03d8451d0f041025dc8e7f572234ab", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "144aad85f3fd1fadf209438e477c5d9dde03d8451d0f041025dc8e7f572234ab", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "144aad85f3fd1fadf209438e477c5d9dde03d8451d0f041025dc8e7f572234ab", kill_on_drop: false }` [INFO] [stdout] 144aad85f3fd1fadf209438e477c5d9dde03d8451d0f041025dc8e7f572234ab [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 6536c23b8b0a11a40ef334b092bf3456febed8e096db090ad99d3dbc8733af7e [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" "6536c23b8b0a11a40ef334b092bf3456febed8e096db090ad99d3dbc8733af7e", kill_on_drop: false }` [INFO] [stderr] Compiling serde v1.0.126 [INFO] [stderr] Compiling ryu v1.0.5 [INFO] [stderr] Compiling libc v0.2.95 [INFO] [stderr] Compiling rand_os v0.1.3 [INFO] [stderr] Compiling rand v0.6.5 [INFO] [stderr] Compiling serde_json v1.0.64 [INFO] [stderr] Compiling leetcode_test v0.1.2 [INFO] [stderr] Compiling leetcode_prelude v0.2.3 [INFO] [stderr] Compiling fuck-leetcode v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: field is never read: `a` [INFO] [stdout] --> src/two_stack_2_queue.rs:4:3 [INFO] [stdout] | [INFO] [stdout] 4 | a: Vec, [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `b` [INFO] [stdout] --> src/two_stack_2_queue.rs:5:3 [INFO] [stdout] | [INFO] [stdout] 5 | b: Vec [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `new` [INFO] [stdout] --> src/two_stack_2_queue.rs:13:6 [INFO] [stdout] | [INFO] [stdout] 13 | fn new() -> Self { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `append_tail` [INFO] [stdout] --> src/two_stack_2_queue.rs:19:6 [INFO] [stdout] | [INFO] [stdout] 19 | fn append_tail(&mut self, value: i32) { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `delete_head` [INFO] [stdout] --> src/two_stack_2_queue.rs:22:6 [INFO] [stdout] | [INFO] [stdout] 22 | fn delete_head(&mut self) -> i32 { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 7.46s [INFO] running `Command { std: "docker" "inspect" "6536c23b8b0a11a40ef334b092bf3456febed8e096db090ad99d3dbc8733af7e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6536c23b8b0a11a40ef334b092bf3456febed8e096db090ad99d3dbc8733af7e", kill_on_drop: false }` [INFO] [stdout] 6536c23b8b0a11a40ef334b092bf3456febed8e096db090ad99d3dbc8733af7e [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 7be9087e8d3ffb4c3f07a3abe531421d0e446c2fe8495bcf35ed217e09ef4505 [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" "7be9087e8d3ffb4c3f07a3abe531421d0e446c2fe8495bcf35ed217e09ef4505", kill_on_drop: false }` [INFO] [stdout] warning: field is never read: `a` [INFO] [stdout] --> src/two_stack_2_queue.rs:4:3 [INFO] [stdout] | [INFO] [stdout] 4 | a: Vec, [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `b` [INFO] [stdout] --> src/two_stack_2_queue.rs:5:3 [INFO] [stdout] | [INFO] [stdout] 5 | b: Vec [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `new` [INFO] [stdout] --> src/two_stack_2_queue.rs:13:6 [INFO] [stdout] | [INFO] [stdout] 13 | fn new() -> Self { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling fuck-leetcode v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: associated function is never used: `append_tail` [INFO] [stdout] --> src/two_stack_2_queue.rs:19:6 [INFO] [stdout] | [INFO] [stdout] 19 | fn append_tail(&mut self, value: i32) { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `delete_head` [INFO] [stdout] --> src/two_stack_2_queue.rs:22:6 [INFO] [stdout] | [INFO] [stdout] 22 | fn delete_head(&mut self) -> i32 { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 1.05s [INFO] running `Command { std: "docker" "inspect" "7be9087e8d3ffb4c3f07a3abe531421d0e446c2fe8495bcf35ed217e09ef4505", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7be9087e8d3ffb4c3f07a3abe531421d0e446c2fe8495bcf35ed217e09ef4505", kill_on_drop: false }` [INFO] [stdout] 7be9087e8d3ffb4c3f07a3abe531421d0e446c2fe8495bcf35ed217e09ef4505 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 1e1cb1c8963341725f4cd54bcb13503b0920e1f085ca25a0ee381ed27c1a3a1e [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" "1e1cb1c8963341725f4cd54bcb13503b0920e1f085ca25a0ee381ed27c1a3a1e", kill_on_drop: false }` [INFO] [stdout] [INFO] [stderr] warning: field is never read: `a` [INFO] [stdout] running 9 tests [INFO] [stderr] --> src/two_stack_2_queue.rs:4:3 [INFO] [stderr] | [INFO] [stderr] 4 | a: Vec, [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: field is never read: `b` [INFO] [stderr] --> src/two_stack_2_queue.rs:5:3 [INFO] [stderr] | [INFO] [stderr] 5 | b: Vec [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `new` [INFO] [stderr] --> src/two_stack_2_queue.rs:13:6 [INFO] [stderr] | [INFO] [stderr] 13 | fn new() -> Self { [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `append_tail` [INFO] [stderr] --> src/two_stack_2_queue.rs:19:6 [INFO] [stderr] | [INFO] [stderr] 19 | fn append_tail(&mut self, value: i32) { [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `delete_head` [INFO] [stderr] --> src/two_stack_2_queue.rs:22:6 [INFO] [stderr] | [INFO] [stderr] 22 | fn delete_head(&mut self) -> i32 { [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: 5 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.03s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/fuck_leetcode-a1f57afff5b918e5) [INFO] [stdout] test preorder_traversal::test::test ... ok [INFO] [stdout] test replace_space::test::test ... ok [INFO] [stderr] Doc-tests fuck-leetcode [INFO] [stdout] test two_stack_2_queue::test::test ... ok [INFO] [stdout] test find_number_in2_d_array::test::test ... ok [INFO] [stdout] test inorder_traversal::test::test ... ok [INFO] [stdout] test two_sum::test::test ... ok [INFO] [stdout] test postorder_traversal::test::test ... ok [INFO] [stdout] test find_repeat_number::test::test ... ok [INFO] [stdout] test reverse_print::test::test ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 9 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] running `Command { std: "docker" "inspect" "1e1cb1c8963341725f4cd54bcb13503b0920e1f085ca25a0ee381ed27c1a3a1e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1e1cb1c8963341725f4cd54bcb13503b0920e1f085ca25a0ee381ed27c1a3a1e", kill_on_drop: false }` [INFO] [stdout] 1e1cb1c8963341725f4cd54bcb13503b0920e1f085ca25a0ee381ed27c1a3a1e