[INFO] cloning repository https://github.com/Abhinav-Singh10/Turbin3_Prereq2-Rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Abhinav-Singh10/Turbin3_Prereq2-Rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAbhinav-Singh10%2FTurbin3_Prereq2-Rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAbhinav-Singh10%2FTurbin3_Prereq2-Rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b1a8fa7f9a938602df6cb9651b504841a9ea8bd2
[INFO] testing Abhinav-Singh10/Turbin3_Prereq2-Rust against master#733b47ea4b1b86216f14ef56e49440c33933f230+rustflags=-Copt-level=3 for pr-138759
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAbhinav-Singh10%2FTurbin3_Prereq2-Rust" "/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/Abhinav-Singh10/Turbin3_Prereq2-Rust
[INFO] finished tweaking git repo https://github.com/Abhinav-Singh10/Turbin3_Prereq2-Rust
[INFO] tweaked toml for git repo https://github.com/Abhinav-Singh10/Turbin3_Prereq2-Rust written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/Abhinav-Singh10/Turbin3_Prereq2-Rust on toolchain 733b47ea4b1b86216f14ef56e49440c33933f230
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+733b47ea4b1b86216f14ef56e49440c33933f230" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/Abhinav-Singh10/Turbin3_Prereq2-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" "+733b47ea4b1b86216f14ef56e49440c33933f230" "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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+733b47ea4b1b86216f14ef56e49440c33933f230" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ca40b66c576ca6a9d789a772ec1d5329f7bcf7ada9bf7c03bd02105fcfa33dbb
[INFO] running `Command { std: "docker" "start" "-a" "ca40b66c576ca6a9d789a772ec1d5329f7bcf7ada9bf7c03bd02105fcfa33dbb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ca40b66c576ca6a9d789a772ec1d5329f7bcf7ada9bf7c03bd02105fcfa33dbb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ca40b66c576ca6a9d789a772ec1d5329f7bcf7ada9bf7c03bd02105fcfa33dbb", kill_on_drop: false }`
[INFO] [stdout] ca40b66c576ca6a9d789a772ec1d5329f7bcf7ada9bf7c03bd02105fcfa33dbb
[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 -Copt-level=3" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+733b47ea4b1b86216f14ef56e49440c33933f230" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8a41581e57ebdd119f8fe96fc1c0418fff9f76de174f4ec9b3d380e02daa264b
[INFO] running `Command { std: "docker" "start" "-a" "8a41581e57ebdd119f8fe96fc1c0418fff9f76de174f4ec9b3d380e02daa264b", kill_on_drop: false }`
[INFO] [stderr]    Compiling hello v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `closures::closures_test`
[INFO] [stdout]  --> src/main.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use closures::closures_test;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `for_loops_concepts::test_for_concepts`
[INFO] [stdout]  --> src/main.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use for_loops_concepts::test_for_concepts;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `minecraft::minecraft_block`
[INFO] [stdout]  --> src/main.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use minecraft::minecraft_block;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `color_pallet` and `name` are never read
[INFO] [stdout]  --> src/minecraft.rs:7:9
[INFO] [stdout]   |
[INFO] [stdout] 4 |     struct Block {
[INFO] [stdout]   |            ----- fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 7 |         color_pallet: &'static str,
[INFO] [stdout]   |         ^^^^^^^^^^^^
[INFO] [stdout] 8 |         name: &'static str,
[INFO] [stdout]   |         ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `BlockUsage` is never used
[INFO] [stdout]   --> src/minecraft.rs:23:10
[INFO] [stdout]    |
[INFO] [stdout] 23 |     enum BlockUsage {
[INFO] [stdout]    |          ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.48s
[INFO] running `Command { std: "docker" "inspect" "8a41581e57ebdd119f8fe96fc1c0418fff9f76de174f4ec9b3d380e02daa264b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8a41581e57ebdd119f8fe96fc1c0418fff9f76de174f4ec9b3d380e02daa264b", kill_on_drop: false }`
[INFO] [stdout] 8a41581e57ebdd119f8fe96fc1c0418fff9f76de174f4ec9b3d380e02daa264b
[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 -Copt-level=3" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+733b47ea4b1b86216f14ef56e49440c33933f230" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] be88ce6872d36b2aab2c551839315937bf82b888a06a460fa9c65fd3d742571a
[INFO] running `Command { std: "docker" "start" "-a" "be88ce6872d36b2aab2c551839315937bf82b888a06a460fa9c65fd3d742571a", kill_on_drop: false }`
[INFO] [stderr]    Compiling hello v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `closures::closures_test`
[INFO] [stdout]  --> src/main.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use closures::closures_test;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `for_loops_concepts::test_for_concepts`
[INFO] [stdout]  --> src/main.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use for_loops_concepts::test_for_concepts;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `minecraft::minecraft_block`
[INFO] [stdout]  --> src/main.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use minecraft::minecraft_block;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `color_pallet` and `name` are never read
[INFO] [stdout]  --> src/minecraft.rs:7:9
[INFO] [stdout]   |
[INFO] [stdout] 4 |     struct Block {
[INFO] [stdout]   |            ----- fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 7 |         color_pallet: &'static str,
[INFO] [stdout]   |         ^^^^^^^^^^^^
[INFO] [stdout] 8 |         name: &'static str,
[INFO] [stdout]   |         ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `BlockUsage` is never used
[INFO] [stdout]   --> src/minecraft.rs:23:10
[INFO] [stdout]    |
[INFO] [stdout] 23 |     enum BlockUsage {
[INFO] [stdout]    |          ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.54s
[INFO] running `Command { std: "docker" "inspect" "be88ce6872d36b2aab2c551839315937bf82b888a06a460fa9c65fd3d742571a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "be88ce6872d36b2aab2c551839315937bf82b888a06a460fa9c65fd3d742571a", kill_on_drop: false }`
[INFO] [stdout] be88ce6872d36b2aab2c551839315937bf82b888a06a460fa9c65fd3d742571a
[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 -Copt-level=3" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+733b47ea4b1b86216f14ef56e49440c33933f230" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 6a450b7d65a81beae09414660af3809d3d49d6a32624ae07aeff59aa428c5306
[INFO] running `Command { std: "docker" "start" "-a" "6a450b7d65a81beae09414660af3809d3d49d6a32624ae07aeff59aa428c5306", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `closures::closures_test`
[INFO] [stderr]  --> src/main.rs:5:5
[INFO] [stderr]   |
[INFO] [stderr] 5 | use closures::closures_test;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `for_loops_concepts::test_for_concepts`
[INFO] [stderr]  --> src/main.rs:6:5
[INFO] [stderr]   |
[INFO] [stderr] 6 | use for_loops_concepts::test_for_concepts;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `minecraft::minecraft_block`
[INFO] [stderr]  --> src/main.rs:7:5
[INFO] [stderr]   |
[INFO] [stderr] 7 | use minecraft::minecraft_block;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: fields `color_pallet` and `name` are never read
[INFO] [stderr]  --> src/minecraft.rs:7:9
[INFO] [stderr]   |
[INFO] [stderr] 4 |     struct Block {
[INFO] [stderr]   |            ----- fields in this struct
[INFO] [stderr] ...
[INFO] [stderr] 7 |         color_pallet: &'static str,
[INFO] [stderr]   |         ^^^^^^^^^^^^
[INFO] [stderr] 8 |         name: &'static str,
[INFO] [stderr]   |         ^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: enum `BlockUsage` is never used
[INFO] [stderr]   --> src/minecraft.rs:23:10
[INFO] [stderr]    |
[INFO] [stderr] 23 |     enum BlockUsage {
[INFO] [stderr]    |          ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `hello` (bin "hello" test) generated 5 warnings (run `cargo fix --bin "hello" --tests` to apply 3 suggestions)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/hello-8076ae9e134d2796)
[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" "6a450b7d65a81beae09414660af3809d3d49d6a32624ae07aeff59aa428c5306", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6a450b7d65a81beae09414660af3809d3d49d6a32624ae07aeff59aa428c5306", kill_on_drop: false }`
[INFO] [stdout] 6a450b7d65a81beae09414660af3809d3d49d6a32624ae07aeff59aa428c5306
