[INFO] cloning repository https://github.com/rylev/coding-challenge
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/rylev/coding-challenge" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frylev%2Fcoding-challenge", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frylev%2Fcoding-challenge'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 34a2a31e512eb89fedecc2b8800accbae0ec04e4
[INFO] testing rylev/coding-challenge against master#b70888601af92f6cdc0364abab3446e418b91d36 for pr-86479
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frylev%2Fcoding-challenge" "/workspace/builds/worker-9/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-9/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/rylev/coding-challenge on toolchain b70888601af92f6cdc0364abab3446e418b91d36
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/rylev/coding-challenge
[INFO] finished tweaking git repo https://github.com/rylev/coding-challenge
[INFO] tweaked toml for git repo https://github.com/rylev/coding-challenge written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] crate git repo https://github.com/rylev/coding-challenge already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a6a2607ef98f76babbedf76fffc4a34c28011cc4fadae8effab51f8ea703caf0
[INFO] running `Command { std: "docker" "start" "-a" "a6a2607ef98f76babbedf76fffc4a34c28011cc4fadae8effab51f8ea703caf0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a6a2607ef98f76babbedf76fffc4a34c28011cc4fadae8effab51f8ea703caf0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a6a2607ef98f76babbedf76fffc4a34c28011cc4fadae8effab51f8ea703caf0", kill_on_drop: false }`
[INFO] [stdout] a6a2607ef98f76babbedf76fffc4a34c28011cc4fadae8effab51f8ea703caf0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d487377c8b10935291e4dc57c8ee4d1d1236e58cecd2c6ccae19eb863f8daa2a
[INFO] running `Command { std: "docker" "start" "-a" "d487377c8b10935291e4dc57c8ee4d1d1236e58cecd2c6ccae19eb863f8daa2a", kill_on_drop: false }`
[INFO] [stderr]    Compiling coding-challenge v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `numbers`
[INFO] [stdout]  --> src/lib.rs:4:16
[INFO] [stdout]   |
[INFO] [stdout] 4 |     pub fn new(numbers: Vec<i32>) -> Self {
[INFO] [stdout]   |                ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_numbers`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]  --> src/lib.rs:8:29
[INFO] [stdout]   |
[INFO] [stdout] 8 |     pub fn sum_range(&self, i: i32, j: i32) -> i32 {
[INFO] [stdout]   |                             ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `j`
[INFO] [stdout]  --> src/lib.rs:8:37
[INFO] [stdout]   |
[INFO] [stdout] 8 |     pub fn sum_range(&self, i: i32, j: i32) -> i32 {
[INFO] [stdout]   |                                     ^ help: if this is intentional, prefix it with an underscore: `_j`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.24s
[INFO] running `Command { std: "docker" "inspect" "d487377c8b10935291e4dc57c8ee4d1d1236e58cecd2c6ccae19eb863f8daa2a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d487377c8b10935291e4dc57c8ee4d1d1236e58cecd2c6ccae19eb863f8daa2a", kill_on_drop: false }`
[INFO] [stdout] d487377c8b10935291e4dc57c8ee4d1d1236e58cecd2c6ccae19eb863f8daa2a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f9a62e9dab7f8dcb257d941fd3df6772d3c7e0a687ae3ff9a07400d7626b82ab
[INFO] running `Command { std: "docker" "start" "-a" "f9a62e9dab7f8dcb257d941fd3df6772d3c7e0a687ae3ff9a07400d7626b82ab", kill_on_drop: false }`
[INFO] [stderr]    Compiling coding-challenge v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `numbers`
[INFO] [stdout]  --> src/lib.rs:4:16
[INFO] [stdout]   |
[INFO] [stdout] 4 |     pub fn new(numbers: Vec<i32>) -> Self {
[INFO] [stdout]   |                ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_numbers`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]  --> src/lib.rs:8:29
[INFO] [stdout]   |
[INFO] [stdout] 8 |     pub fn sum_range(&self, i: i32, j: i32) -> i32 {
[INFO] [stdout]   |                             ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `j`
[INFO] [stdout]  --> src/lib.rs:8:37
[INFO] [stdout]   |
[INFO] [stdout] 8 |     pub fn sum_range(&self, i: i32, j: i32) -> i32 {
[INFO] [stdout]   |                                     ^ help: if this is intentional, prefix it with an underscore: `_j`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `numbers`
[INFO] [stdout]  --> src/lib.rs:4:16
[INFO] [stdout]   |
[INFO] [stdout] 4 |     pub fn new(numbers: Vec<i32>) -> Self {
[INFO] [stdout]   |                ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_numbers`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]  --> src/lib.rs:8:29
[INFO] [stdout]   |
[INFO] [stdout] 8 |     pub fn sum_range(&self, i: i32, j: i32) -> i32 {
[INFO] [stdout]   |                             ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `j`
[INFO] [stdout]  --> src/lib.rs:8:37
[INFO] [stdout]   |
[INFO] [stdout] 8 |     pub fn sum_range(&self, i: i32, j: i32) -> i32 {
[INFO] [stdout]   |                                     ^ help: if this is intentional, prefix it with an underscore: `_j`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.38s
[INFO] running `Command { std: "docker" "inspect" "f9a62e9dab7f8dcb257d941fd3df6772d3c7e0a687ae3ff9a07400d7626b82ab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f9a62e9dab7f8dcb257d941fd3df6772d3c7e0a687ae3ff9a07400d7626b82ab", kill_on_drop: false }`
[INFO] [stdout] f9a62e9dab7f8dcb257d941fd3df6772d3c7e0a687ae3ff9a07400d7626b82ab
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 0cbb76abbf8fb907f503f105e38243987140ec491d7d7dde9cb8f1eab92afa29
[INFO] running `Command { std: "docker" "start" "-a" "0cbb76abbf8fb907f503f105e38243987140ec491d7d7dde9cb8f1eab92afa29", kill_on_drop: false }`
[INFO] [stderr] warning: unused variable: `numbers`
[INFO] [stderr]  --> src/lib.rs:4:16
[INFO] [stderr]   |
[INFO] [stderr] 4 |     pub fn new(numbers: Vec<i32>) -> Self {
[INFO] [stderr]   |                ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_numbers`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `i`
[INFO] [stderr]  --> src/lib.rs:8:29
[INFO] [stderr]   |
[INFO] [stderr] 8 |     pub fn sum_range(&self, i: i32, j: i32) -> i32 {
[INFO] [stderr]   |                             ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `j`
[INFO] [stderr]  --> src/lib.rs:8:37
[INFO] [stderr]   |
[INFO] [stderr] 8 |     pub fn sum_range(&self, i: i32, j: i32) -> i32 {
[INFO] [stderr]   |                                     ^ help: if this is intentional, prefix it with an underscore: `_j`
[INFO] [stderr] 
[INFO] [stderr] warning: `coding-challenge` (lib) generated 3 warnings
[INFO] [stderr] warning: `coding-challenge` (lib test) generated 3 warnings (3 duplicates)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/coding_challenge-84e230cbb756db77)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests coding-challenge
[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] [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" "0cbb76abbf8fb907f503f105e38243987140ec491d7d7dde9cb8f1eab92afa29", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0cbb76abbf8fb907f503f105e38243987140ec491d7d7dde9cb8f1eab92afa29", kill_on_drop: false }`
[INFO] [stdout] 0cbb76abbf8fb907f503f105e38243987140ec491d7d7dde9cb8f1eab92afa29