[INFO] cloning repository https://github.com/kf0405/learning-rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/kf0405/learning-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkf0405%2Flearning-rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkf0405%2Flearning-rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 3bad9505d343e6becb548323c1bae2f4a39eea35
[INFO] testing kf0405/learning-rust against master#ec6f9a5b4413f74386267ef8efc93712c2ce6db6 for pr-155739-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkf0405%2Flearning-rust" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/kf0405/learning-rust
[INFO] finished tweaking git repo https://github.com/kf0405/learning-rust
[INFO] tweaked toml for git repo https://github.com/kf0405/learning-rust written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/kf0405/learning-rust on toolchain ec6f9a5b4413f74386267ef8efc93712c2ce6db6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ec6f9a5b4413f74386267ef8efc93712c2ce6db6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/kf0405/learning-rust 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" "+ec6f9a5b4413f74386267ef8efc93712c2ce6db6" "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-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+ec6f9a5b4413f74386267ef8efc93712c2ce6db6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c7898f37fcbd905c3893c25c6afab5050b878e3e8274bc6fbbbb7db9a9f4384b
[INFO] running `Command { std: "docker" "start" "-a" "c7898f37fcbd905c3893c25c6afab5050b878e3e8274bc6fbbbb7db9a9f4384b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c7898f37fcbd905c3893c25c6afab5050b878e3e8274bc6fbbbb7db9a9f4384b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c7898f37fcbd905c3893c25c6afab5050b878e3e8274bc6fbbbb7db9a9f4384b", kill_on_drop: false }`
[INFO] [stdout] c7898f37fcbd905c3893c25c6afab5050b878e3e8274bc6fbbbb7db9a9f4384b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+ec6f9a5b4413f74386267ef8efc93712c2ce6db6" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] be8d5b78a9c457253742ad76b103b6d04b9ef385cade3749975370abe5ad3960
[INFO] running `Command { std: "docker" "start" "-a" "be8d5b78a9c457253742ad76b103b6d04b9ef385cade3749975370abe5ad3960", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.105
[INFO] [stderr]    Compiling quote v1.0.43
[INFO] [stderr]    Compiling serde_core v1.0.228
[INFO] [stderr]    Compiling memchr v2.7.6
[INFO] [stderr]    Compiling ryu v1.0.22
[INFO] [stderr]    Compiling csv-core v0.1.13
[INFO] [stderr]    Compiling syn v2.0.114
[INFO] [stderr]    Compiling csv v1.4.0
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling learning-rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/models.rs:20:12
[INFO] [stdout]    |
[INFO] [stdout] 19 | impl Candidate {
[INFO] [stdout]    | -------------- associated function in this implementation
[INFO] [stdout] 20 |     pub fn new(
[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 10.18s
[INFO] running `Command { std: "docker" "inspect" "be8d5b78a9c457253742ad76b103b6d04b9ef385cade3749975370abe5ad3960", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "be8d5b78a9c457253742ad76b103b6d04b9ef385cade3749975370abe5ad3960", kill_on_drop: false }`
[INFO] [stdout] be8d5b78a9c457253742ad76b103b6d04b9ef385cade3749975370abe5ad3960
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+ec6f9a5b4413f74386267ef8efc93712c2ce6db6" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4c5c5cda919e34c3ce27345c20510b7e5565ae7b43ed12c47593f44fe354062e
[INFO] running `Command { std: "docker" "start" "-a" "4c5c5cda919e34c3ce27345c20510b7e5565ae7b43ed12c47593f44fe354062e", kill_on_drop: false }`
[INFO] [stderr]    Compiling learning-rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/models.rs:20:12
[INFO] [stdout]    |
[INFO] [stdout] 19 | impl Candidate {
[INFO] [stdout]    | -------------- associated function in this implementation
[INFO] [stdout] 20 |     pub fn new(
[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 0.45s
[INFO] running `Command { std: "docker" "inspect" "4c5c5cda919e34c3ce27345c20510b7e5565ae7b43ed12c47593f44fe354062e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4c5c5cda919e34c3ce27345c20510b7e5565ae7b43ed12c47593f44fe354062e", kill_on_drop: false }`
[INFO] [stdout] 4c5c5cda919e34c3ce27345c20510b7e5565ae7b43ed12c47593f44fe354062e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+ec6f9a5b4413f74386267ef8efc93712c2ce6db6" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 3452fa5156b56dee315b980414fb475d966eb4fa4f6dae1eb92652e7d37b1603
[INFO] running `Command { std: "docker" "start" "-a" "3452fa5156b56dee315b980414fb475d966eb4fa4f6dae1eb92652e7d37b1603", kill_on_drop: false }`
[INFO] [stderr] warning: associated function `new` is never used
[INFO] [stderr]   --> src/models.rs:20:12
[INFO] [stderr]    |
[INFO] [stderr] 19 | impl Candidate {
[INFO] [stderr]    | -------------- associated function in this implementation
[INFO] [stderr] 20 |     pub fn new(
[INFO] [stderr]    |            ^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `learning-rust` (bin "learning-rust" test) generated 1 warning
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/learning_rust-d45fbe1a969185d9)
[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" "3452fa5156b56dee315b980414fb475d966eb4fa4f6dae1eb92652e7d37b1603", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3452fa5156b56dee315b980414fb475d966eb4fa4f6dae1eb92652e7d37b1603", kill_on_drop: false }`
[INFO] [stdout] 3452fa5156b56dee315b980414fb475d966eb4fa4f6dae1eb92652e7d37b1603