[INFO] cloning repository https://github.com/phongnguyen2012/ownership [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/phongnguyen2012/ownership" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fphongnguyen2012%2Fownership", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fphongnguyen2012%2Fownership'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 93f2e8793c43a02927085209e03470d434247009 [INFO] checking phongnguyen2012/ownership against try#f17e3a389e192f83fe27a581774a9d1dbb8e565b for pr-137394 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fphongnguyen2012%2Fownership" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/phongnguyen2012/ownership on toolchain f17e3a389e192f83fe27a581774a9d1dbb8e565b [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f17e3a389e192f83fe27a581774a9d1dbb8e565b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/phongnguyen2012/ownership [INFO] finished tweaking git repo https://github.com/phongnguyen2012/ownership [INFO] tweaked toml for git repo https://github.com/phongnguyen2012/ownership written to /workspace/builds/worker-7-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/phongnguyen2012/ownership 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" "+f17e3a389e192f83fe27a581774a9d1dbb8e565b" "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@sha256:3959728d45483eb673ba100a951a6b9f5012970368db2a9e08e0ac9b67c8a5ad" "/opt/rustwide/cargo-home/bin/cargo" "+f17e3a389e192f83fe27a581774a9d1dbb8e565b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] ee2a7c4774a0b07d3ec580392828c49b11be40d15630cdb653ea299d4d790e9b [INFO] running `Command { std: "docker" "start" "-a" "ee2a7c4774a0b07d3ec580392828c49b11be40d15630cdb653ea299d4d790e9b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "ee2a7c4774a0b07d3ec580392828c49b11be40d15630cdb653ea299d4d790e9b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ee2a7c4774a0b07d3ec580392828c49b11be40d15630cdb653ea299d4d790e9b", kill_on_drop: false }` [INFO] [stdout] ee2a7c4774a0b07d3ec580392828c49b11be40d15630cdb653ea299d4d790e9b [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@sha256:3959728d45483eb673ba100a951a6b9f5012970368db2a9e08e0ac9b67c8a5ad" "/opt/rustwide/cargo-home/bin/cargo" "+f17e3a389e192f83fe27a581774a9d1dbb8e565b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] c103bdf41d0d85ea89551b4bfba7b35af18ffae28964912503683fbb5f24f2a7 [INFO] running `Command { std: "docker" "start" "-a" "c103bdf41d0d85ea89551b4bfba7b35af18ffae28964912503683fbb5f24f2a7", kill_on_drop: false }` [INFO] [stderr] Checking exercism2 v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused variable: `diff2` [INFO] [stdout] --> src/main.rs:73:9 [INFO] [stdout] | [INFO] [stdout] 73 | let diff2 = vec_diff(&diff, &v1); [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_diff2` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `objetive` [INFO] [stdout] --> src/main.rs:79:9 [INFO] [stdout] | [INFO] [stdout] 79 | let objetive = 3126.59; [INFO] [stdout] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_objetive` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `values_index_max` [INFO] [stdout] --> src/main.rs:89:9 [INFO] [stdout] | [INFO] [stdout] 89 | let values_index_max = values_number - 1; [INFO] [stdout] | ^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_values_index_max` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `saltar` [INFO] [stdout] --> src/main.rs:98:17 [INFO] [stdout] | [INFO] [stdout] 98 | let mut saltar: i32 = 0; [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_saltar` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `diff2` [INFO] [stdout] --> src/main.rs:73:9 [INFO] [stdout] | [INFO] [stdout] 73 | let diff2 = vec_diff(&diff, &v1); [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_diff2` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `objetive` [INFO] [stdout] --> src/main.rs:79:9 [INFO] [stdout] | [INFO] [stdout] 79 | let objetive = 3126.59; [INFO] [stdout] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_objetive` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `values_index_max` [INFO] [stdout] --> src/main.rs:89:9 [INFO] [stdout] | [INFO] [stdout] 89 | let values_index_max = values_number - 1; [INFO] [stdout] | ^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_values_index_max` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `saltar` [INFO] [stdout] --> src/main.rs:98:17 [INFO] [stdout] | [INFO] [stdout] 98 | let mut saltar: i32 = 0; [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_saltar` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:91:9 [INFO] [stdout] | [INFO] [stdout] 91 | let mut additions: Vec = vec![0]; [INFO] [stdout] | ----^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:98:13 [INFO] [stdout] | [INFO] [stdout] 98 | let mut saltar: i32 = 0; [INFO] [stdout] | ----^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:91:9 [INFO] [stdout] | [INFO] [stdout] 91 | let mut additions: Vec = vec![0]; [INFO] [stdout] | ----^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:98:13 [INFO] [stdout] | [INFO] [stdout] 98 | let mut saltar: i32 = 0; [INFO] [stdout] | ----^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.09s [INFO] running `Command { std: "docker" "inspect" "c103bdf41d0d85ea89551b4bfba7b35af18ffae28964912503683fbb5f24f2a7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c103bdf41d0d85ea89551b4bfba7b35af18ffae28964912503683fbb5f24f2a7", kill_on_drop: false }` [INFO] [stdout] c103bdf41d0d85ea89551b4bfba7b35af18ffae28964912503683fbb5f24f2a7