[INFO] cloning repository https://github.com/kuanxiang/coding-dojo-rust-001
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/kuanxiang/coding-dojo-rust-001" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkuanxiang%2Fcoding-dojo-rust-001", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkuanxiang%2Fcoding-dojo-rust-001'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] a8ac14bd0b5ff8c8391e57d00572ac2c7f4f9afd
[INFO] testing kuanxiang/coding-dojo-rust-001 against try#b83b707f97d809763b7861afa7638871f3339a33 for pr-145838-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkuanxiang%2Fcoding-dojo-rust-001" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/kuanxiang/coding-dojo-rust-001
[INFO] finished tweaking git repo https://github.com/kuanxiang/coding-dojo-rust-001
[INFO] tweaked toml for git repo https://github.com/kuanxiang/coding-dojo-rust-001 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/kuanxiang/coding-dojo-rust-001 on toolchain b83b707f97d809763b7861afa7638871f3339a33
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/kuanxiang/coding-dojo-rust-001 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" "+b83b707f97d809763b7861afa7638871f3339a33" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ff7f0f93e6495deaa98d284a678b77aea7566f0d48157d9e4ab1d2789afd1f4f
[INFO] running `Command { std: "docker" "start" "-a" "ff7f0f93e6495deaa98d284a678b77aea7566f0d48157d9e4ab1d2789afd1f4f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ff7f0f93e6495deaa98d284a678b77aea7566f0d48157d9e4ab1d2789afd1f4f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ff7f0f93e6495deaa98d284a678b77aea7566f0d48157d9e4ab1d2789afd1f4f", kill_on_drop: false }`
[INFO] [stdout] ff7f0f93e6495deaa98d284a678b77aea7566f0d48157d9e4ab1d2789afd1f4f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4a219241b473144adc3be2a84148362834b4df2a0ae906ebc05534d81e9e2af5
[INFO] running `Command { std: "docker" "start" "-a" "4a219241b473144adc3be2a84148362834b4df2a0ae906ebc05534d81e9e2af5", kill_on_drop: false }`
[INFO] [stderr]    Compiling coding-dojo-rust-001 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: struct `Solution` is never constructed
[INFO] [stdout]  --> src/main.rs:4:8
[INFO] [stdout]   |
[INFO] [stdout] 4 | struct Solution {}
[INFO] [stdout]   |        ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated functions `add`, `sub`, and `mul` are never used
[INFO] [stdout]   --> src/main.rs:8:8
[INFO] [stdout]    |
[INFO] [stdout]  6 | impl Solution {
[INFO] [stdout]    | ------------- associated functions in this implementation
[INFO] [stdout]  7 |     //TODO:
[INFO] [stdout]  8 |     fn add(a: i64, b: i64) -> i64 {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] ...
[INFO] [stdout] 12 |     fn sub(a: i64, b: i64) -> i64 {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] ...
[INFO] [stdout] 16 |     fn mul(a: i64, b: i64) -> i64 {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.32s
[INFO] running `Command { std: "docker" "inspect" "4a219241b473144adc3be2a84148362834b4df2a0ae906ebc05534d81e9e2af5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4a219241b473144adc3be2a84148362834b4df2a0ae906ebc05534d81e9e2af5", kill_on_drop: false }`
[INFO] [stdout] 4a219241b473144adc3be2a84148362834b4df2a0ae906ebc05534d81e9e2af5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f103bd25744d343300fa0a56382830772f771329003203de18ee7d03ae02548f
[INFO] running `Command { std: "docker" "start" "-a" "f103bd25744d343300fa0a56382830772f771329003203de18ee7d03ae02548f", kill_on_drop: false }`
[INFO] [stderr]    Compiling coding-dojo-rust-001 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.23s
[INFO] running `Command { std: "docker" "inspect" "f103bd25744d343300fa0a56382830772f771329003203de18ee7d03ae02548f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f103bd25744d343300fa0a56382830772f771329003203de18ee7d03ae02548f", kill_on_drop: false }`
[INFO] [stdout] f103bd25744d343300fa0a56382830772f771329003203de18ee7d03ae02548f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 2dfc5a6e36f42b631cc03b38a3ea035e4694b3269891bbef7886e1f36b5c0a15
[INFO] running `Command { std: "docker" "start" "-a" "2dfc5a6e36f42b631cc03b38a3ea035e4694b3269891bbef7886e1f36b5c0a15", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/coding_dojo_rust_001-40f9e16652700978)
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test test_add ... ok
[INFO] [stdout] test test_sub ... ok
[INFO] [stdout] test test_mul ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "2dfc5a6e36f42b631cc03b38a3ea035e4694b3269891bbef7886e1f36b5c0a15", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2dfc5a6e36f42b631cc03b38a3ea035e4694b3269891bbef7886e1f36b5c0a15", kill_on_drop: false }`
[INFO] [stdout] 2dfc5a6e36f42b631cc03b38a3ea035e4694b3269891bbef7886e1f36b5c0a15