[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#16fbf98f22730e073c09e7b03f0eafb87a295545 for pr-145628
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkuanxiang%2Fcoding-dojo-rust-001" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-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-5-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/kuanxiang/coding-dojo-rust-001 on toolchain 16fbf98f22730e073c09e7b03f0eafb87a295545
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+16fbf98f22730e073c09e7b03f0eafb87a295545" "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" "+16fbf98f22730e073c09e7b03f0eafb87a295545" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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" "+16fbf98f22730e073c09e7b03f0eafb87a295545" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 67d6cb34d299df1040c0e1173292afb7a2180b8295e3984bc7a456d1bb330860
[INFO] running `Command { std: "docker" "start" "-a" "67d6cb34d299df1040c0e1173292afb7a2180b8295e3984bc7a456d1bb330860", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "67d6cb34d299df1040c0e1173292afb7a2180b8295e3984bc7a456d1bb330860", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "67d6cb34d299df1040c0e1173292afb7a2180b8295e3984bc7a456d1bb330860", kill_on_drop: false }`
[INFO] [stdout] 67d6cb34d299df1040c0e1173292afb7a2180b8295e3984bc7a456d1bb330860
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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" "+16fbf98f22730e073c09e7b03f0eafb87a295545" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5d39b653c3645e24b3349a366e8d330f61c758972171557b96301f60b63eb9f2
[INFO] running `Command { std: "docker" "start" "-a" "5d39b653c3645e24b3349a366e8d330f61c758972171557b96301f60b63eb9f2", 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 0.09s
[INFO] running `Command { std: "docker" "inspect" "5d39b653c3645e24b3349a366e8d330f61c758972171557b96301f60b63eb9f2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5d39b653c3645e24b3349a366e8d330f61c758972171557b96301f60b63eb9f2", kill_on_drop: false }`
[INFO] [stdout] 5d39b653c3645e24b3349a366e8d330f61c758972171557b96301f60b63eb9f2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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" "+16fbf98f22730e073c09e7b03f0eafb87a295545" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6771db38792b2e3157c4651e3ab7eb9057bc46376ad50388997d6422794e044d
[INFO] running `Command { std: "docker" "start" "-a" "6771db38792b2e3157c4651e3ab7eb9057bc46376ad50388997d6422794e044d", 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 0.11s
[INFO] running `Command { std: "docker" "inspect" "6771db38792b2e3157c4651e3ab7eb9057bc46376ad50388997d6422794e044d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6771db38792b2e3157c4651e3ab7eb9057bc46376ad50388997d6422794e044d", kill_on_drop: false }`
[INFO] [stdout] 6771db38792b2e3157c4651e3ab7eb9057bc46376ad50388997d6422794e044d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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" "+16fbf98f22730e073c09e7b03f0eafb87a295545" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] b7399add0b6ae051bedef1515905be6103b9f37e1069ff8d9bd1050fe9b24803
[INFO] running `Command { std: "docker" "start" "-a" "b7399add0b6ae051bedef1515905be6103b9f37e1069ff8d9bd1050fe9b24803", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.01s
[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_mul ... ok
[INFO] [stdout] test test_sub ... 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" "b7399add0b6ae051bedef1515905be6103b9f37e1069ff8d9bd1050fe9b24803", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b7399add0b6ae051bedef1515905be6103b9f37e1069ff8d9bd1050fe9b24803", kill_on_drop: false }`
[INFO] [stdout] b7399add0b6ae051bedef1515905be6103b9f37e1069ff8d9bd1050fe9b24803