[INFO] cloning repository https://github.com/sunziping2016/leetcode
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/sunziping2016/leetcode" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsunziping2016%2Fleetcode", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsunziping2016%2Fleetcode'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 5aade930dc18baedc7df8c0fa5771e74de91aa37
[INFO] testing sunziping2016/leetcode against 1.59.0 for beta-1.60-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsunziping2016%2Fleetcode" "/workspace/builds/worker-75/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-75/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/sunziping2016/leetcode on toolchain 1.59.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/sunziping2016/leetcode
[INFO] finished tweaking git repo https://github.com/sunziping2016/leetcode
[INFO] tweaked toml for git repo https://github.com/sunziping2016/leetcode written to /workspace/builds/worker-75/source/Cargo.toml
[INFO] crate git repo https://github.com/sunziping2016/leetcode already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "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-75/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-75/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a043ddca8d908fd781d95ef47a5d3d387b65ab4e5f335f1ae19dfd46742021ab
[INFO] running `Command { std: "docker" "start" "-a" "a043ddca8d908fd781d95ef47a5d3d387b65ab4e5f335f1ae19dfd46742021ab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a043ddca8d908fd781d95ef47a5d3d387b65ab4e5f335f1ae19dfd46742021ab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a043ddca8d908fd781d95ef47a5d3d387b65ab4e5f335f1ae19dfd46742021ab", kill_on_drop: false }`
[INFO] [stdout] a043ddca8d908fd781d95ef47a5d3d387b65ab4e5f335f1ae19dfd46742021ab
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-75/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-75/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=warn" "-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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 796d05b29f05ba00915f27fe83a97ec93b5631402df47477203022c3a5e55635
[INFO] running `Command { std: "docker" "start" "-a" "796d05b29f05ba00915f27fe83a97ec93b5631402df47477203022c3a5e55635", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling remove-element v0.1.0 (/opt/rustwide/workdir/0027.remove-element.rust)
[INFO] [stderr]    Compiling length-of-longest-substring v0.1.0 (/opt/rustwide/workdir/0003.length-of-longest-substring.rust)
[INFO] [stderr]    Compiling letter-combinations-of-a-phone-number v0.1.0 (/opt/rustwide/workdir/0017.letter-combinations-of-a-phone-number.rust)
[INFO] [stderr]    Compiling merge-k-sorted-lists v0.1.0 (/opt/rustwide/workdir/0023.merge-k-sorted-lists.rust)
[INFO] [stderr]    Compiling add-two-numbers v0.1.0 (/opt/rustwide/workdir/0002.add-two-numbers.rust)
[INFO] [stderr]    Compiling container-with-most-water v0.1.0 (/opt/rustwide/workdir/0011.container-with-most-water.rust)
[INFO] [stderr]    Compiling string-to-integer-atoi v0.1.0 (/opt/rustwide/workdir/0008.string-to-integer-atoi.rust)
[INFO] [stderr]    Compiling reverse-nodes-in-k-group v0.1.0 (/opt/rustwide/workdir/0025.reverse-nodes-in-k-group.rust)
[INFO] [stderr]    Compiling longest-palindromic-substring v0.1.0 (/opt/rustwide/workdir/0005.longest-palindromic-substring.rust)
[INFO] [stderr]    Compiling valid-parentheses v0.1.0 (/opt/rustwide/workdir/0020.valid-parentheses.rust)
[INFO] [stderr]    Compiling zigzag-conversion v0.1.0 (/opt/rustwide/workdir/0006.zigzag-conversion.rust)
[INFO] [stderr]    Compiling two-sum v0.1.0 (/opt/rustwide/workdir/0001.two-sum.rust)
[INFO] [stderr]    Compiling three-sum v0.1.0 (/opt/rustwide/workdir/0015.3sum.rust)
[INFO] [stderr]    Compiling remove-duplicates-from-sorted-array v0.1.0 (/opt/rustwide/workdir/0026.remove-duplicates-from-sorted-array.rust)
[INFO] [stderr]    Compiling generate-parentheses v0.1.0 (/opt/rustwide/workdir/0022.generate-parentheses.rust)
[INFO] [stderr]    Compiling merge-two-sorted-lists v0.1.0 (/opt/rustwide/workdir/0021.merge-two-sorted-lists.rust)
[INFO] [stderr]    Compiling longest-common-prefix v0.1.0 (/opt/rustwide/workdir/0014.longest-common-prefix.rust)
[INFO] [stderr]    Compiling regular-expression-matching v0.1.0 (/opt/rustwide/workdir/0010.regular-expression-matching.rust)
[INFO] [stderr]    Compiling four-sum v0.1.0 (/opt/rustwide/workdir/0018.4sum.rust)
[INFO] [stderr]    Compiling integer-to-roman v0.1.0 (/opt/rustwide/workdir/0012.integer-to-roman.rust)
[INFO] [stderr]    Compiling swap-nodes-in-pairs v0.1.0 (/opt/rustwide/workdir/0024.swap-nodes-in-pairs.rust)
[INFO] [stderr]    Compiling reverse-integer v0.1.0 (/opt/rustwide/workdir/0007.reverse-integer.rust)
[INFO] [stderr]    Compiling three-sum-closest v0.1.0 (/opt/rustwide/workdir/0016.3sum-closest.rust)
[INFO] [stderr]    Compiling roman-to-integer v0.1.0 (/opt/rustwide/workdir/0013.roman-to-integer.rust)
[INFO] [stderr]    Compiling palindrome-number v0.1.0 (/opt/rustwide/workdir/0009.palindrome-number.rust)
[INFO] [stderr]    Compiling remove-nth-node-from-end-of-list v0.1.0 (/opt/rustwide/workdir/0019.remove-nth-node-from-end-of-list.rust)
[INFO] [stderr]    Compiling median-of-two-sorted-arrays v0.1.0 (/opt/rustwide/workdir/0004.median-of-two-sorted-arrays.rust)
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> 0019.remove-nth-node-from-end-of-list.rust/src/lib.rs:12:8
[INFO] [stdout]    |
[INFO] [stdout] 12 |     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: `new`
[INFO] [stdout]   --> 0021.merge-two-sorted-lists.rust/src/lib.rs:12:6
[INFO] [stdout]    |
[INFO] [stdout] 12 |   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: `new`
[INFO] [stdout]   --> 0024.swap-nodes-in-pairs.rust/src/lib.rs:12:8
[INFO] [stdout]    |
[INFO] [stdout] 12 |     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: `new`
[INFO] [stdout]   --> 0025.reverse-nodes-in-k-group.rust/src/lib.rs:12:8
[INFO] [stdout]    |
[INFO] [stdout] 12 |     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: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2m 06s
[INFO] running `Command { std: "docker" "inspect" "796d05b29f05ba00915f27fe83a97ec93b5631402df47477203022c3a5e55635", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "796d05b29f05ba00915f27fe83a97ec93b5631402df47477203022c3a5e55635", kill_on_drop: false }`
[INFO] [stdout] 796d05b29f05ba00915f27fe83a97ec93b5631402df47477203022c3a5e55635
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-75/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-75/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=warn" "-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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4e8e3c04a69bcbcacafe88acac493026e998ae813964d439e4de7f292e4f91c9
[INFO] running `Command { std: "docker" "start" "-a" "4e8e3c04a69bcbcacafe88acac493026e998ae813964d439e4de7f292e4f91c9", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling crossbeam-utils v0.8.7
[INFO] [stderr]    Compiling serde v1.0.136
[INFO] [stderr]    Compiling semver v1.0.5
[INFO] [stderr]    Compiling libc v0.2.117
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.7
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling proc-macro2 v1.0.36
[INFO] [stderr]    Compiling rayon-core v1.9.1
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling serde_json v1.0.79
[INFO] [stderr]    Compiling either v1.6.1
[INFO] [stderr]    Compiling syn v1.0.86
[INFO] [stderr]    Compiling ryu v1.0.9
[INFO] [stderr]    Compiling serde_derive v1.0.136
[INFO] [stderr]    Compiling itoa v1.0.1
[INFO] [stderr]    Compiling regex-automata v0.1.10
[INFO] [stderr]    Compiling unicode-width v0.1.9
[INFO] [stderr]    Compiling plotters-backend v0.3.2
[INFO] [stderr]    Compiling same-file v1.0.6
[INFO] [stderr]    Compiling itoa v0.4.8
[INFO] [stderr]    Compiling regex-syntax v0.6.25
[INFO] [stderr]    Compiling bitflags v1.3.2
[INFO] [stderr]    Compiling half v1.8.2
[INFO] [stderr]    Compiling oorandom v11.1.3
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> 0024.swap-nodes-in-pairs.rust/src/lib.rs:12:8
[INFO] [stdout]    |
[INFO] [stdout] 12 |     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: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling generate-parentheses v0.1.0 (/opt/rustwide/workdir/0022.generate-parentheses.rust)
[INFO] [stderr]    Compiling zigzag-conversion v0.1.0 (/opt/rustwide/workdir/0006.zigzag-conversion.rust)
[INFO] [stderr]    Compiling valid-parentheses v0.1.0 (/opt/rustwide/workdir/0020.valid-parentheses.rust)
[INFO] [stderr]    Compiling palindrome-number v0.1.0 (/opt/rustwide/workdir/0009.palindrome-number.rust)
[INFO] [stderr]    Compiling merge-two-sorted-lists v0.1.0 (/opt/rustwide/workdir/0021.merge-two-sorted-lists.rust)
[INFO] [stderr]    Compiling container-with-most-water v0.1.0 (/opt/rustwide/workdir/0011.container-with-most-water.rust)
[INFO] [stderr]    Compiling remove-element v0.1.0 (/opt/rustwide/workdir/0027.remove-element.rust)
[INFO] [stderr]    Compiling two-sum v0.1.0 (/opt/rustwide/workdir/0001.two-sum.rust)
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> 0025.reverse-nodes-in-k-group.rust/src/lib.rs:12:8
[INFO] [stdout]    |
[INFO] [stdout] 12 |     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: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> 0021.merge-two-sorted-lists.rust/src/lib.rs:12:6
[INFO] [stdout]    |
[INFO] [stdout] 12 |   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: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> 0019.remove-nth-node-from-end-of-list.rust/src/lib.rs:12:8
[INFO] [stdout]    |
[INFO] [stdout] 12 |     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: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling integer-to-roman v0.1.0 (/opt/rustwide/workdir/0012.integer-to-roman.rust)
[INFO] [stderr]    Compiling three-sum v0.1.0 (/opt/rustwide/workdir/0015.3sum.rust)
[INFO] [stderr]    Compiling reverse-nodes-in-k-group v0.1.0 (/opt/rustwide/workdir/0025.reverse-nodes-in-k-group.rust)
[INFO] [stderr]    Compiling remove-duplicates-from-sorted-array v0.1.0 (/opt/rustwide/workdir/0026.remove-duplicates-from-sorted-array.rust)
[INFO] [stderr]    Compiling remove-nth-node-from-end-of-list v0.1.0 (/opt/rustwide/workdir/0019.remove-nth-node-from-end-of-list.rust)
[INFO] [stderr]    Compiling swap-nodes-in-pairs v0.1.0 (/opt/rustwide/workdir/0024.swap-nodes-in-pairs.rust)
[INFO] [stderr]    Compiling length-of-longest-substring v0.1.0 (/opt/rustwide/workdir/0003.length-of-longest-substring.rust)
[INFO] [stderr]    Compiling roman-to-integer v0.1.0 (/opt/rustwide/workdir/0013.roman-to-integer.rust)
[INFO] [stderr]    Compiling string-to-integer-atoi v0.1.0 (/opt/rustwide/workdir/0008.string-to-integer-atoi.rust)
[INFO] [stderr]    Compiling four-sum v0.1.0 (/opt/rustwide/workdir/0018.4sum.rust)
[INFO] [stderr]    Compiling merge-k-sorted-lists v0.1.0 (/opt/rustwide/workdir/0023.merge-k-sorted-lists.rust)
[INFO] [stderr]    Compiling reverse-integer v0.1.0 (/opt/rustwide/workdir/0007.reverse-integer.rust)
[INFO] [stderr]    Compiling longest-common-prefix v0.1.0 (/opt/rustwide/workdir/0014.longest-common-prefix.rust)
[INFO] [stderr]    Compiling add-two-numbers v0.1.0 (/opt/rustwide/workdir/0002.add-two-numbers.rust)
[INFO] [stderr]    Compiling three-sum-closest v0.1.0 (/opt/rustwide/workdir/0016.3sum-closest.rust)
[INFO] [stderr]    Compiling median-of-two-sorted-arrays v0.1.0 (/opt/rustwide/workdir/0004.median-of-two-sorted-arrays.rust)
[INFO] [stderr]    Compiling letter-combinations-of-a-phone-number v0.1.0 (/opt/rustwide/workdir/0017.letter-combinations-of-a-phone-number.rust)
[INFO] [stderr]    Compiling longest-palindromic-substring v0.1.0 (/opt/rustwide/workdir/0005.longest-palindromic-substring.rust)
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling walkdir v2.3.2
[INFO] [stderr]    Compiling itertools v0.10.3
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> 0025.reverse-nodes-in-k-group.rust/src/lib.rs:12:8
[INFO] [stdout]    |
[INFO] [stdout] 12 |     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: `new`
[INFO] [stdout]   --> 0024.swap-nodes-in-pairs.rust/src/lib.rs:12:8
[INFO] [stdout]    |
[INFO] [stdout] 12 |     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: `new`
[INFO] [stdout]   --> 0021.merge-two-sorted-lists.rust/src/lib.rs:12:6
[INFO] [stdout]    |
[INFO] [stdout] 12 |   fn new(val: i32) -> Self {
[INFO] [stdout]    |      ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling clap v2.34.0
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> 0019.remove-nth-node-from-end-of-list.rust/src/lib.rs:12:8
[INFO] [stdout]    |
[INFO] [stdout] 12 |     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: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling memoffset v0.6.5
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling rayon v1.5.1
[INFO] [stderr]    Compiling plotters-svg v0.3.1
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling rustc_version v0.4.0
[INFO] [stderr]    Compiling csv-core v0.1.10
[INFO] [stderr]    Compiling crossbeam-channel v0.5.2
[INFO] [stderr]    Compiling quote v1.0.15
[INFO] [stderr]    Compiling regex v1.5.4
[INFO] [stderr]    Compiling num_cpus v1.13.1
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling cast v0.2.7
[INFO] [stderr]    Compiling crossbeam-deque v0.8.1
[INFO] [stderr]    Compiling criterion-plot v0.4.4
[INFO] [stderr]    Compiling plotters v0.3.1
[INFO] [stderr]    Compiling bstr v0.2.17
[INFO] [stderr]    Compiling serde_cbor v0.11.2
[INFO] [stderr]    Compiling tinytemplate v1.2.1
[INFO] [stderr]    Compiling csv v1.1.6
[INFO] [stderr]    Compiling criterion v0.3.5
[INFO] [stderr]    Compiling regular-expression-matching v0.1.0 (/opt/rustwide/workdir/0010.regular-expression-matching.rust)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 32.64s
[INFO] running `Command { std: "docker" "inspect" "4e8e3c04a69bcbcacafe88acac493026e998ae813964d439e4de7f292e4f91c9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4e8e3c04a69bcbcacafe88acac493026e998ae813964d439e4de7f292e4f91c9", kill_on_drop: false }`
[INFO] [stdout] 4e8e3c04a69bcbcacafe88acac493026e998ae813964d439e4de7f292e4f91c9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-75/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-75/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=warn" "-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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] d28e48a9bcbdfd5949e2f5f7977299aed6e5834f86aace70cc7d029aef6f004f
[INFO] running `Command { std: "docker" "start" "-a" "d28e48a9bcbdfd5949e2f5f7977299aed6e5834f86aace70cc7d029aef6f004f", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr] warning: associated function is never used: `new`
[INFO] [stderr]   --> 0025.reverse-nodes-in-k-group.rust/src/lib.rs:12:8
[INFO] [stderr]    |
[INFO] [stderr] 12 |     fn new(val: i32) -> Self {
[INFO] [stderr]    |        ^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `new`
[INFO] [stderr]   --> 0024.swap-nodes-in-pairs.rust/src/lib.rs:12:8
[INFO] [stderr]    |
[INFO] [stderr] 12 |     fn new(val: i32) -> Self {
[INFO] [stderr]    |        ^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `new`
[INFO] [stderr]   --> 0021.merge-two-sorted-lists.rust/src/lib.rs:12:6
[INFO] [stderr]    |
[INFO] [stderr] 12 |   fn new(val: i32) -> Self {
[INFO] [stderr]    |      ^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `new`
[INFO] [stderr]   --> 0019.remove-nth-node-from-end-of-list.rust/src/lib.rs:12:8
[INFO] [stderr]    |
[INFO] [stderr] 12 |     fn new(val: i32) -> Self {
[INFO] [stderr]    |        ^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `reverse-nodes-in-k-group` (lib) generated 1 warning
[INFO] [stderr] warning: `swap-nodes-in-pairs` (lib) generated 1 warning
[INFO] [stderr] warning: `merge-two-sorted-lists` (lib) generated 1 warning
[INFO] [stderr] warning: `remove-nth-node-from-end-of-list` (lib) generated 1 warning
[INFO] [stderr] warning: `reverse-nodes-in-k-group` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr] warning: `merge-two-sorted-lists` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr] warning: `swap-nodes-in-pairs` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr] warning: `remove-nth-node-from-end-of-list` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.17s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/add_two_numbers-3c8fed73f635d053)
[INFO] [stdout] running 1 test
[INFO] [stdout] test tests::test_example ... ok
[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] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/container_with_most_water-79729f86598bd971)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test tests::test_example ... ok
[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] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/four_sum-181f78c1b063842e)
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/generate_parentheses-10fe85977a270fe8)
[INFO] [stdout] running 1 test
[INFO] [stdout] test tests::test_example ... ok
[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 1 test
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/integer_to_roman-7e835709f74daa9a)
[INFO] [stdout] test tests::test_example ... ok
[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 1 test
[INFO] [stdout] test tests::test_example ... ok
[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] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/length_of_longest_substring-e915e7ca41608eba)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/letter_combinations_of_a_phone_number-4d75a70f4a8dabc1)
[INFO] [stdout] test tests::it_works ... ok
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/longest_common_prefix-021392b71ecc71b8)
[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 1 test
[INFO] [stdout] test tests::test_example ... ok
[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 1 test
[INFO] [stdout] test tests::test_example ... ok
[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] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/longest_palindromic_substring-f90952c91dc1db99)
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/median_of_two_sorted_arrays-70f34c90f8f040cc)
[INFO] [stdout] running 1 test
[INFO] [stdout] test tests::test_example ... ok
[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] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/merge_k_sorted_lists-fe2b2dbb133bb0a2)
[INFO] [stdout] test tests::test_example ... ok
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/merge_two_sorted_lists-50c6c1f5ce0de4e8)
[INFO] [stdout] test tests::test_wa ... 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] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test tests::test_example ... ok
[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 1 test
[INFO] [stdout] test tests::test_example ... ok
[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] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/palindrome_number-58d618dfb10a3195)
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/regular_expression_matching-fd7bd64774c8fbde)
[INFO] [stdout] running 1 test
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/remove_duplicates_from_sorted_array-d5a34f2b79ac2e9a)
[INFO] [stdout] test tests::test_example ... ok
[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::test_example ... ok
[INFO] [stdout] test tests::test_wa ... 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] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test tests::test_example ... ok
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/remove_element-3e19246da4ef930f)
[INFO] [stdout] test result: ok. 1 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/remove_nth_node_from_end_of_list-f80328c5c3e1f45d)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test tests::test_example ... ok
[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 1 test
[INFO] [stdout] test tests::test_example ... ok
[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] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/reverse_integer-09ceb43efeda86e8)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test tests::test_example ... ok
[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] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/reverse_nodes_in_k_group-1228f311c64e6190)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/roman_to_integer-312ef948cc99bde3)
[INFO] [stdout] test tests::test_example ... ok
[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 1 test
[INFO] [stdout] test tests::test_example ... ok
[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] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/string_to_integer_atoi-cd4736552e1d5746)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test tests::test_example ... ok
[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] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/swap_nodes_in_pairs-5d84f604db00052e)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test tests::test_example ... ok
[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] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/three_sum-93dbdc43d4f65880)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test tests::test_example ... ok
[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] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/three_sum_closest-be8afc9b3e5bb7cb)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test tests::test_example ... ok
[INFO] [stdout] test tests::test_wa ... 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/two_sum-78118f774641c508)
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/valid_parentheses-d28b409b8a614191)
[INFO] [stdout] running 1 test
[INFO] [stdout] test tests::test_example ... ok
[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] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/zigzag_conversion-d4ec513b7abf41d6)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test tests::test_example ... ok
[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 1 test
[INFO] [stdout] test tests::test_example ... ok
[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] [stderr]    Doc-tests add-two-numbers
[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]    Doc-tests container-with-most-water
[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]    Doc-tests four-sum
[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]    Doc-tests generate-parentheses
[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]    Doc-tests integer-to-roman
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests length-of-longest-substring
[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 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]    Doc-tests letter-combinations-of-a-phone-number
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests longest-common-prefix
[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 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]    Doc-tests longest-palindromic-substring
[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]    Doc-tests median-of-two-sorted-arrays
[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]    Doc-tests merge-k-sorted-lists
[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]    Doc-tests merge-two-sorted-lists
[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]    Doc-tests palindrome-number
[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]    Doc-tests regular-expression-matching
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests remove-duplicates-from-sorted-array
[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 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]    Doc-tests remove-element
[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]    Doc-tests remove-nth-node-from-end-of-list
[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]    Doc-tests reverse-integer
[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]    Doc-tests reverse-nodes-in-k-group
[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]    Doc-tests roman-to-integer
[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]    Doc-tests string-to-integer-atoi
[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]    Doc-tests swap-nodes-in-pairs
[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]    Doc-tests three-sum
[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]    Doc-tests three-sum-closest
[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]    Doc-tests two-sum
[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]    Doc-tests valid-parentheses
[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]    Doc-tests zigzag-conversion
[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" "d28e48a9bcbdfd5949e2f5f7977299aed6e5834f86aace70cc7d029aef6f004f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d28e48a9bcbdfd5949e2f5f7977299aed6e5834f86aace70cc7d029aef6f004f", kill_on_drop: false }`
[INFO] [stdout] d28e48a9bcbdfd5949e2f5f7977299aed6e5834f86aace70cc7d029aef6f004f