[INFO] fetching crate leetcode_utils 0.1.5...
[INFO] testing leetcode_utils-0.1.5 against try#dec9417b8611e34e787a3e4c37686b5131f9e5c5 for pr-154210-1
[INFO] extracting crate leetcode_utils 0.1.5 into /workspace/builds/worker-1-tc2/source
[INFO] started tweaking crates.io crate leetcode_utils 0.1.5
[INFO] finished tweaking crates.io crate leetcode_utils 0.1.5
[INFO] tweaked toml for crates.io crate leetcode_utils 0.1.5 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate leetcode_utils 0.1.5 on toolchain dec9417b8611e34e787a3e4c37686b5131f9e5c5
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate leetcode_utils 0.1.5 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3f8986d9b199fb945ef60eb822ed0da3226c316a806ec79d4a96b45a116c40e5
[INFO] running `Command { std: "docker" "start" "-a" "3f8986d9b199fb945ef60eb822ed0da3226c316a806ec79d4a96b45a116c40e5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3f8986d9b199fb945ef60eb822ed0da3226c316a806ec79d4a96b45a116c40e5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3f8986d9b199fb945ef60eb822ed0da3226c316a806ec79d4a96b45a116c40e5", kill_on_drop: false }`
[INFO] [stdout] 3f8986d9b199fb945ef60eb822ed0da3226c316a806ec79d4a96b45a116c40e5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/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" "RUSTDOCFLAGS=--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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2fb49e27fba4cb8de64bc409048bbbbeaf6ff7d41b744ce61e06146486a8141d
[INFO] running `Command { std: "docker" "start" "-a" "2fb49e27fba4cb8de64bc409048bbbbeaf6ff7d41b744ce61e06146486a8141d", kill_on_drop: false }`
[INFO] [stderr]    Compiling leetcode_utils v0.1.5 (/opt/rustwide/workdir)
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/linked_lists.rs:12:8
[INFO] [stdout]    |
[INFO] [stdout] 10 | impl ListNode {
[INFO] [stdout]    | ------------- associated function in this implementation
[INFO] [stdout] 11 |     #[inline]
[INFO] [stdout] 12 |     fn new(val: i32) -> Self {
[INFO] [stdout]    |        ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.58s
[INFO] running `Command { std: "docker" "inspect" "2fb49e27fba4cb8de64bc409048bbbbeaf6ff7d41b744ce61e06146486a8141d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2fb49e27fba4cb8de64bc409048bbbbeaf6ff7d41b744ce61e06146486a8141d", kill_on_drop: false }`
[INFO] [stdout] 2fb49e27fba4cb8de64bc409048bbbbeaf6ff7d41b744ce61e06146486a8141d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/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" "RUSTDOCFLAGS=--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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d92bc6abf5dc751acce2fa72c24f8ec160f939bfec7a1ac3d043a545699f11d5
[INFO] running `Command { std: "docker" "start" "-a" "d92bc6abf5dc751acce2fa72c24f8ec160f939bfec7a1ac3d043a545699f11d5", kill_on_drop: false }`
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/linked_lists.rs:12:8
[INFO] [stdout]    |
[INFO] [stdout] 10 | impl ListNode {
[INFO] [stdout]    | ------------- associated function in this implementation
[INFO] [stdout] 11 |     #[inline]
[INFO] [stdout] 12 |     fn new(val: i32) -> Self {
[INFO] [stdout]    |        ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling leetcode_utils v0.1.5 (/opt/rustwide/workdir)
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/linked_lists.rs:12:8
[INFO] [stdout]    |
[INFO] [stdout] 10 | impl ListNode {
[INFO] [stdout]    | ------------- associated function in this implementation
[INFO] [stdout] 11 |     #[inline]
[INFO] [stdout] 12 |     fn new(val: i32) -> Self {
[INFO] [stdout]    |        ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.53s
[INFO] running `Command { std: "docker" "inspect" "d92bc6abf5dc751acce2fa72c24f8ec160f939bfec7a1ac3d043a545699f11d5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d92bc6abf5dc751acce2fa72c24f8ec160f939bfec7a1ac3d043a545699f11d5", kill_on_drop: false }`
[INFO] [stdout] d92bc6abf5dc751acce2fa72c24f8ec160f939bfec7a1ac3d043a545699f11d5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/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" "RUSTDOCFLAGS=--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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] c9695f54aecb56768a90c64d0e527c2a622850a555c93d2974776c7cbc8baa02
[INFO] running `Command { std: "docker" "start" "-a" "c9695f54aecb56768a90c64d0e527c2a622850a555c93d2974776c7cbc8baa02", kill_on_drop: false }`
[INFO] [stderr] warning: associated function `new` is never used
[INFO] [stderr]   --> src/linked_lists.rs:12:8
[INFO] [stderr]    |
[INFO] [stderr] 10 | impl ListNode {
[INFO] [stderr]    | ------------- associated function in this implementation
[INFO] [stderr] 11 |     #[inline]
[INFO] [stderr] 12 |     fn new(val: i32) -> Self {
[INFO] [stderr]    |        ^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `leetcode_utils` (lib) generated 1 warning
[INFO] [stderr] warning: `leetcode_utils` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/leetcode_utils-b06e90fe83fbfb88)
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test linked_lists::tests::test_build_list ... ok
[INFO] [stdout] test vec_utils::tests::should_build_multi_dimensional_vec ... ok
[INFO] [stdout] test vec_utils::tests::should_build_vec_of_strings ... ok
[INFO] [stdout] test trees::tests::build_tree_works ... ok
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/leetcode_utils-9d3c03889ebe2ca5)
[INFO] [stdout] test vec_utils::tests::should_convert_multi_dimensional_vector_to_slices ... ok
[INFO] [stdout] test linked_lists::tests::test_list_to_vec ... 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]    Doc-tests leetcode_utils
[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" "c9695f54aecb56768a90c64d0e527c2a622850a555c93d2974776c7cbc8baa02", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c9695f54aecb56768a90c64d0e527c2a622850a555c93d2974776c7cbc8baa02", kill_on_drop: false }`
[INFO] [stdout] c9695f54aecb56768a90c64d0e527c2a622850a555c93d2974776c7cbc8baa02