[INFO] fetching crate leetgo-rs 0.2.1...
[INFO] testing leetgo-rs-0.2.1 against master#cdb45c87e2cd43495379f7e867e3cc15dcee9f93 for pr-145838-1
[INFO] extracting crate leetgo-rs 0.2.1 into /workspace/builds/worker-0-tc1/source
[INFO] started tweaking crates.io crate leetgo-rs 0.2.1
[INFO] finished tweaking crates.io crate leetgo-rs 0.2.1
[INFO] tweaked toml for crates.io crate leetgo-rs 0.2.1 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate leetgo-rs 0.2.1 on toolchain cdb45c87e2cd43495379f7e867e3cc15dcee9f93
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 11 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "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-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 93e6277323412eb3bc49aeba5fcf687808c52f7d4a434c9181b4f0d0649b1bc3
[INFO] running `Command { std: "docker" "start" "-a" "93e6277323412eb3bc49aeba5fcf687808c52f7d4a434c9181b4f0d0649b1bc3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "93e6277323412eb3bc49aeba5fcf687808c52f7d4a434c9181b4f0d0649b1bc3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "93e6277323412eb3bc49aeba5fcf687808c52f7d4a434c9181b4f0d0649b1bc3", kill_on_drop: false }`
[INFO] [stdout] 93e6277323412eb3bc49aeba5fcf687808c52f7d4a434c9181b4f0d0649b1bc3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5bbe25f11d984c54644cac6b03c087b4cd592671a4290c9e5aafb7a3e59cdfc9
[INFO] running `Command { std: "docker" "start" "-a" "5bbe25f11d984c54644cac6b03c087b4cd592671a4290c9e5aafb7a3e59cdfc9", kill_on_drop: false }`
[INFO] [stderr]    Compiling leetgo-rs v0.2.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/list.rs:15:6
[INFO] [stdout]    |
[INFO] [stdout] 13 | impl ListNode {
[INFO] [stdout]    | ------------- associated function in this implementation
[INFO] [stdout] 14 |   #[inline]
[INFO] [stdout] 15 |   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 0.49s
[INFO] running `Command { std: "docker" "inspect" "5bbe25f11d984c54644cac6b03c087b4cd592671a4290c9e5aafb7a3e59cdfc9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5bbe25f11d984c54644cac6b03c087b4cd592671a4290c9e5aafb7a3e59cdfc9", kill_on_drop: false }`
[INFO] [stdout] 5bbe25f11d984c54644cac6b03c087b4cd592671a4290c9e5aafb7a3e59cdfc9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 65fee6a0aa0a5259aba7786abf9019e8a4bb3ec704f94e51c70084dbf971edee
[INFO] running `Command { std: "docker" "start" "-a" "65fee6a0aa0a5259aba7786abf9019e8a4bb3ec704f94e51c70084dbf971edee", kill_on_drop: false }`
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/list.rs:15:6
[INFO] [stdout]    |
[INFO] [stdout] 13 | impl ListNode {
[INFO] [stdout]    | ------------- associated function in this implementation
[INFO] [stdout] 14 |   #[inline]
[INFO] [stdout] 15 |   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 leetgo-rs v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.68s
[INFO] running `Command { std: "docker" "inspect" "65fee6a0aa0a5259aba7786abf9019e8a4bb3ec704f94e51c70084dbf971edee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "65fee6a0aa0a5259aba7786abf9019e8a4bb3ec704f94e51c70084dbf971edee", kill_on_drop: false }`
[INFO] [stdout] 65fee6a0aa0a5259aba7786abf9019e8a4bb3ec704f94e51c70084dbf971edee
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 490db0f6ae561cde9af3e557a3b2e6c99eeecc0fcccf783dac015486d4ccc1bc
[INFO] running `Command { std: "docker" "start" "-a" "490db0f6ae561cde9af3e557a3b2e6c99eeecc0fcccf783dac015486d4ccc1bc", kill_on_drop: false }`
[INFO] [stderr] warning: associated function `new` is never used
[INFO] [stderr]   --> src/list.rs:15:6
[INFO] [stdout] 
[INFO] [stderr]    |
[INFO] [stdout] running 4 tests
[INFO] [stderr] 13 | impl ListNode {
[INFO] [stderr]    | ------------- associated function in this implementation
[INFO] [stderr] 14 |   #[inline]
[INFO] [stderr] 15 |   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: `leetgo-rs` (lib) generated 1 warning
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/leetgo_rs-f20d483383831d21)
[INFO] [stdout] test list::tests::test_list_serialize ... ok
[INFO] [stdout] test list::tests::test_list_deserialize ... ok
[INFO] [stdout] test parse::tests::test_split_array ... ok
[INFO] [stdout] test tree::tests::test_tree_serialize ... 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] [stderr]    Doc-tests leetgo_rs
[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" "490db0f6ae561cde9af3e557a3b2e6c99eeecc0fcccf783dac015486d4ccc1bc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "490db0f6ae561cde9af3e557a3b2e6c99eeecc0fcccf783dac015486d4ccc1bc", kill_on_drop: false }`
[INFO] [stdout] 490db0f6ae561cde9af3e557a3b2e6c99eeecc0fcccf783dac015486d4ccc1bc