[INFO] cloning repository https://github.com/I-have-no-idea-what-I-am-coding/algorithm [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/I-have-no-idea-what-I-am-coding/algorithm" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FI-have-no-idea-what-I-am-coding%2Falgorithm", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FI-have-no-idea-what-I-am-coding%2Falgorithm'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] b176d9b98d3add8aae78d47e84f7d2b597f9f227 [INFO] testing I-have-no-idea-what-I-am-coding/algorithm against beta-2020-07-24 for beta-1.46-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FI-have-no-idea-what-I-am-coding%2Falgorithm" "/workspace/builds/worker-14/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-14/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/I-have-no-idea-what-I-am-coding/algorithm on toolchain beta-2020-07-24 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/I-have-no-idea-what-I-am-coding/algorithm [INFO] finished tweaking git repo https://github.com/I-have-no-idea-what-I-am-coding/algorithm [INFO] tweaked toml for git repo https://github.com/I-have-no-idea-what-I-am-coding/algorithm written to /workspace/builds/worker-14/source/Cargo.toml [INFO] crate git repo https://github.com/I-have-no-idea-what-I-am-coding/algorithm already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 121d0737047f6d76abd4e16a3b4910eff9ee7e0cf325d2e4ff65eb287b5dd72b [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" "121d0737047f6d76abd4e16a3b4910eff9ee7e0cf325d2e4ff65eb287b5dd72b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "121d0737047f6d76abd4e16a3b4910eff9ee7e0cf325d2e4ff65eb287b5dd72b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "121d0737047f6d76abd4e16a3b4910eff9ee7e0cf325d2e4ff65eb287b5dd72b", kill_on_drop: false }` [INFO] [stdout] 121d0737047f6d76abd4e16a3b4910eff9ee7e0cf325d2e4ff65eb287b5dd72b [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 196a78f5e445c766b008c3647e6322b6d833e73f688345c33f1a8b0110722f51 [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" "196a78f5e445c766b008c3647e6322b6d833e73f688345c33f1a8b0110722f51", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling algorithm v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `Ref` [INFO] [stdout] --> src/leetcode/structs/tree_node.rs:1:26 [INFO] [stdout] | [INFO] [stdout] 1 | use std::cell::{RefCell, Ref}; [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `new` [INFO] [stdout] --> src/leetcode/structs/tree_node.rs:33:12 [INFO] [stdout] | [INFO] [stdout] 33 | pub fn new(val: i32) -> Self { [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: `create_from_vec` [INFO] [stdout] --> src/leetcode/structs/tree_node.rs:41:12 [INFO] [stdout] | [INFO] [stdout] 41 | pub fn create_from_vec(vec: Vec>) -> Rc> { [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct is never constructed: `Solution` [INFO] [stdout] --> src/leetcode/lc104.rs:52:8 [INFO] [stdout] | [INFO] [stdout] 52 | struct Solution {} [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `max_depth1` [INFO] [stdout] --> src/leetcode/lc104.rs:74:12 [INFO] [stdout] | [INFO] [stdout] 74 | pub fn max_depth1(root: Option>>) -> i32 { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `max_depth2` [INFO] [stdout] --> src/leetcode/lc104.rs:100:12 [INFO] [stdout] | [INFO] [stdout] 100 | pub fn max_depth2(root: Option>>) -> i32 { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 6 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1.82s [INFO] running `Command { std: "docker" "inspect" "196a78f5e445c766b008c3647e6322b6d833e73f688345c33f1a8b0110722f51", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "196a78f5e445c766b008c3647e6322b6d833e73f688345c33f1a8b0110722f51", kill_on_drop: false }` [INFO] [stdout] 196a78f5e445c766b008c3647e6322b6d833e73f688345c33f1a8b0110722f51 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] ee5e3ca651235ec97d40a0473fa884b2f98333b59ad5504066f2afe5ef56512d [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" "ee5e3ca651235ec97d40a0473fa884b2f98333b59ad5504066f2afe5ef56512d", kill_on_drop: false }` [INFO] [stderr] Compiling algorithm v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `Ref` [INFO] [stdout] --> src/leetcode/structs/tree_node.rs:1:26 [INFO] [stdout] | [INFO] [stdout] 1 | use std::cell::{RefCell, Ref}; [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::ops::Deref` [INFO] [stdout] --> src/leetcode/structs/tree_node.rs:10:9 [INFO] [stdout] | [INFO] [stdout] 10 | use std::ops::Deref; [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::rc::Rc` [INFO] [stdout] --> src/leetcode/lc104.rs:29:9 [INFO] [stdout] | [INFO] [stdout] 29 | use std::rc::Rc; [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::cell::RefCell` [INFO] [stdout] --> src/leetcode/lc104.rs:30:9 [INFO] [stdout] | [INFO] [stdout] 30 | use std::cell::RefCell; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 1.55s [INFO] running `Command { std: "docker" "inspect" "ee5e3ca651235ec97d40a0473fa884b2f98333b59ad5504066f2afe5ef56512d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ee5e3ca651235ec97d40a0473fa884b2f98333b59ad5504066f2afe5ef56512d", kill_on_drop: false }` [INFO] [stdout] ee5e3ca651235ec97d40a0473fa884b2f98333b59ad5504066f2afe5ef56512d [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "test" "--frozen", 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] 21660e9ee5ccc637f2c45137f0b28164149fc35972d777ff55a371dc70639859 [INFO] running `Command { std: "docker" "start" "-a" "21660e9ee5ccc637f2c45137f0b28164149fc35972d777ff55a371dc70639859", kill_on_drop: false }` [INFO] [stderr] warning: unused import: `Ref` [INFO] [stderr] --> src/leetcode/structs/tree_node.rs:1:26 [INFO] [stderr] | [INFO] [stderr] 1 | use std::cell::{RefCell, Ref}; [INFO] [stderr] | ^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::ops::Deref` [INFO] [stderr] --> src/leetcode/structs/tree_node.rs:10:9 [INFO] [stderr] | [INFO] [stderr] 10 | use std::ops::Deref; [INFO] [stderr] | ^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::rc::Rc` [INFO] [stderr] --> src/leetcode/lc104.rs:29:9 [INFO] [stderr] | [INFO] [stderr] 29 | use std::rc::Rc; [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::cell::RefCell` [INFO] [stderr] --> src/leetcode/lc104.rs:30:9 [INFO] [stderr] | [INFO] [stderr] 30 | use std::cell::RefCell; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: 4 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.04s [INFO] [stderr] Running /opt/rustwide/target/debug/deps/algorithm-1b36cb533c3f06b4 [INFO] [stderr] Running /opt/rustwide/target/debug/deps/algorithm-0f0299d2cce916e4 [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 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] running 3 tests [INFO] [stdout] test leetcode::lc104::tests::lc104_test_max_depth1 ... ok [INFO] [stdout] test leetcode::structs::tree_node::tests::tree_node_test_create ... ok [INFO] [stdout] test leetcode::lc104::tests::lc104_test_max_depth2 ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] [stderr] Doc-tests algorithm [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 [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "21660e9ee5ccc637f2c45137f0b28164149fc35972d777ff55a371dc70639859", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "21660e9ee5ccc637f2c45137f0b28164149fc35972d777ff55a371dc70639859", kill_on_drop: false }` [INFO] [stdout] 21660e9ee5ccc637f2c45137f0b28164149fc35972d777ff55a371dc70639859