[INFO] cloning repository https://github.com/phish3y/perpendicular-rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/phish3y/perpendicular-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fphish3y%2Fperpendicular-rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fphish3y%2Fperpendicular-rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 2b3ae8e464bc759a5e445757b46259e7e82a740a
[INFO] testing phish3y/perpendicular-rust against master#62efba8a050c64249dab942951bb28f710208bc8 for pr-90799
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fphish3y%2Fperpendicular-rust" "/workspace/builds/worker-98/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-98/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/phish3y/perpendicular-rust on toolchain 62efba8a050c64249dab942951bb28f710208bc8
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/phish3y/perpendicular-rust
[INFO] finished tweaking git repo https://github.com/phish3y/perpendicular-rust
[INFO] tweaked toml for git repo https://github.com/phish3y/perpendicular-rust written to /workspace/builds/worker-98/source/Cargo.toml
[INFO] crate git repo https://github.com/phish3y/perpendicular-rust already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-98/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-98/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] caa691177af2ab6168ac2c199675ba6e2e345b0dbc6c7a9126acd5cb0495a12b
[INFO] running `Command { std: "docker" "start" "-a" "caa691177af2ab6168ac2c199675ba6e2e345b0dbc6c7a9126acd5cb0495a12b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "caa691177af2ab6168ac2c199675ba6e2e345b0dbc6c7a9126acd5cb0495a12b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "caa691177af2ab6168ac2c199675ba6e2e345b0dbc6c7a9126acd5cb0495a12b", kill_on_drop: false }`
[INFO] [stdout] caa691177af2ab6168ac2c199675ba6e2e345b0dbc6c7a9126acd5cb0495a12b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-98/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-98/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 85bc7b2add6e7d4b6ec5e940d410cf7b052f48ced7a318a9840690636004c3a6
[INFO] running `Command { std: "docker" "start" "-a" "85bc7b2add6e7d4b6ec5e940d410cf7b052f48ced7a318a9840690636004c3a6", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling perpendicular-rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `lines_per_node`
[INFO] [stdout]   --> src/main.rs:14:17
[INFO] [stdout]    |
[INFO] [stdout] 14 |             let lines_per_node = 5;
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_lines_per_node`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]   --> src/main.rs:61:13
[INFO] [stdout]    |
[INFO] [stdout] 61 |         for i in 0..nbytes {
[INFO] [stdout]    |             ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 10.31s
[INFO] running `Command { std: "docker" "inspect" "85bc7b2add6e7d4b6ec5e940d410cf7b052f48ced7a318a9840690636004c3a6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "85bc7b2add6e7d4b6ec5e940d410cf7b052f48ced7a318a9840690636004c3a6", kill_on_drop: false }`
[INFO] [stdout] 85bc7b2add6e7d4b6ec5e940d410cf7b052f48ced7a318a9840690636004c3a6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-98/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-98/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 160a97f3299253fb2fe2068e82ba7f0d83b87f832df8517eccb4f939e4dce1ab
[INFO] running `Command { std: "docker" "start" "-a" "160a97f3299253fb2fe2068e82ba7f0d83b87f832df8517eccb4f939e4dce1ab", kill_on_drop: false }`
[INFO] [stderr]    Compiling perpendicular-rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `lines_per_node`
[INFO] [stdout]   --> src/main.rs:14:17
[INFO] [stdout]    |
[INFO] [stdout] 14 |             let lines_per_node = 5;
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_lines_per_node`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]   --> src/main.rs:61:13
[INFO] [stdout]    |
[INFO] [stdout] 61 |         for i in 0..nbytes {
[INFO] [stdout]    |             ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.38s
[INFO] running `Command { std: "docker" "inspect" "160a97f3299253fb2fe2068e82ba7f0d83b87f832df8517eccb4f939e4dce1ab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "160a97f3299253fb2fe2068e82ba7f0d83b87f832df8517eccb4f939e4dce1ab", kill_on_drop: false }`
[INFO] [stdout] 160a97f3299253fb2fe2068e82ba7f0d83b87f832df8517eccb4f939e4dce1ab
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-98/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-98/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 653f57e64a4dbbaad3ebbb69d49d7820fbd72bece147659134216b2dac49ce3c
[INFO] running `Command { std: "docker" "start" "-a" "653f57e64a4dbbaad3ebbb69d49d7820fbd72bece147659134216b2dac49ce3c", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stdout] 
[INFO] [stderr] warning: unused variable: `lines_per_node`
[INFO] [stdout] running 0 tests
[INFO] [stderr]   --> src/main.rs:14:17
[INFO] [stdout] 
[INFO] [stderr]    |
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stderr] 14 |             let lines_per_node = 5;
[INFO] [stdout] 
[INFO] [stderr]    |                 ^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_lines_per_node`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `i`
[INFO] [stderr]   --> src/main.rs:61:13
[INFO] [stderr]    |
[INFO] [stderr] 61 |         for i in 0..nbytes {
[INFO] [stderr]    |             ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stderr] 
[INFO] [stderr] warning: `perpendicular-rust` (bin "perpendicular-rust" test) generated 2 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.96s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/perpendicular_rust-4a5815544649b2cb)
[INFO] running `Command { std: "docker" "inspect" "653f57e64a4dbbaad3ebbb69d49d7820fbd72bece147659134216b2dac49ce3c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "653f57e64a4dbbaad3ebbb69d49d7820fbd72bece147659134216b2dac49ce3c", kill_on_drop: false }`
[INFO] [stdout] 653f57e64a4dbbaad3ebbb69d49d7820fbd72bece147659134216b2dac49ce3c