[INFO] cloning repository https://github.com/simpukr/rust-brainfuck
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/simpukr/rust-brainfuck" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsimpukr%2Frust-brainfuck", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsimpukr%2Frust-brainfuck'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] a13060e7525f1d6b1fd599fa7be8d64c5779429e
[INFO] testing simpukr/rust-brainfuck against master#1f7f8ea0721a3b1eb73e6c6d25cccb371434b320 for pr-154065-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsimpukr%2Frust-brainfuck" "/workspace/builds/worker-1-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/simpukr/rust-brainfuck
[INFO] finished tweaking git repo https://github.com/simpukr/rust-brainfuck
[INFO] tweaked toml for git repo https://github.com/simpukr/rust-brainfuck written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/simpukr/rust-brainfuck on toolchain 1f7f8ea0721a3b1eb73e6c6d25cccb371434b320
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1f7f8ea0721a3b1eb73e6c6d25cccb371434b320" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/simpukr/rust-brainfuck 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" "+1f7f8ea0721a3b1eb73e6c6d25cccb371434b320" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1f7f8ea0721a3b1eb73e6c6d25cccb371434b320" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ea5eb6930302b4aae093bbd14bc3cf60e619dcd062f0c06ca568a4c13447d248
[INFO] running `Command { std: "docker" "start" "-a" "ea5eb6930302b4aae093bbd14bc3cf60e619dcd062f0c06ca568a4c13447d248", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ea5eb6930302b4aae093bbd14bc3cf60e619dcd062f0c06ca568a4c13447d248", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ea5eb6930302b4aae093bbd14bc3cf60e619dcd062f0c06ca568a4c13447d248", kill_on_drop: false }`
[INFO] [stdout] ea5eb6930302b4aae093bbd14bc3cf60e619dcd062f0c06ca568a4c13447d248
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1f7f8ea0721a3b1eb73e6c6d25cccb371434b320" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4e5e7e33ec26d0f8b4e19177464351e1da355985b5577c156d040d97a2da7d02
[INFO] running `Command { std: "docker" "start" "-a" "4e5e7e33ec26d0f8b4e19177464351e1da355985b5577c156d040d97a2da7d02", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust-brainfuck v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around match arm expression
[INFO] [stdout]   --> src/memory.rs:39:24
[INFO] [stdout]    |
[INFO] [stdout] 39 |             Some(b) => (return *b),
[INFO] [stdout]    |                        ^         ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 39 -             Some(b) => (return *b),
[INFO] [stdout] 39 +             Some(b) => return *b ,
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around match arm expression
[INFO] [stdout]   --> src/memory.rs:40:21
[INFO] [stdout]    |
[INFO] [stdout] 40 |             None => (0),
[INFO] [stdout]    |                     ^ ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 40 -             None => (0),
[INFO] [stdout] 40 +             None => 0 ,
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around match arm expression
[INFO] [stdout]   --> src/memory.rs:50:24
[INFO] [stdout]    |
[INFO] [stdout] 50 |             Some(b) => (*b = data),
[INFO] [stdout]    |                        ^         ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 50 -             Some(b) => (*b = data),
[INFO] [stdout] 50 +             Some(b) => *b = data ,
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `name` is never read
[INFO] [stdout]  --> src/files.rs:4:9
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub struct File {
[INFO] [stdout]   |            ---- field in this struct
[INFO] [stdout] 4 |     pub name: String,
[INFO] [stdout]   |         ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.45s
[INFO] running `Command { std: "docker" "inspect" "4e5e7e33ec26d0f8b4e19177464351e1da355985b5577c156d040d97a2da7d02", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4e5e7e33ec26d0f8b4e19177464351e1da355985b5577c156d040d97a2da7d02", kill_on_drop: false }`
[INFO] [stdout] 4e5e7e33ec26d0f8b4e19177464351e1da355985b5577c156d040d97a2da7d02
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1f7f8ea0721a3b1eb73e6c6d25cccb371434b320" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b7c0482e5967045670691a603353b5b95f8524c0df2f4b582b3d1d4ee7f605ee
[INFO] running `Command { std: "docker" "start" "-a" "b7c0482e5967045670691a603353b5b95f8524c0df2f4b582b3d1d4ee7f605ee", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust-brainfuck v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around match arm expression
[INFO] [stdout]   --> src/memory.rs:39:24
[INFO] [stdout]    |
[INFO] [stdout] 39 |             Some(b) => (return *b),
[INFO] [stdout]    |                        ^         ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 39 -             Some(b) => (return *b),
[INFO] [stdout] 39 +             Some(b) => return *b ,
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around match arm expression
[INFO] [stdout]   --> src/memory.rs:40:21
[INFO] [stdout]    |
[INFO] [stdout] 40 |             None => (0),
[INFO] [stdout]    |                     ^ ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 40 -             None => (0),
[INFO] [stdout] 40 +             None => 0 ,
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around match arm expression
[INFO] [stdout]   --> src/memory.rs:50:24
[INFO] [stdout]    |
[INFO] [stdout] 50 |             Some(b) => (*b = data),
[INFO] [stdout]    |                        ^         ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 50 -             Some(b) => (*b = data),
[INFO] [stdout] 50 +             Some(b) => *b = data ,
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `name` is never read
[INFO] [stdout]  --> src/files.rs:4:9
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub struct File {
[INFO] [stdout]   |            ---- field in this struct
[INFO] [stdout] 4 |     pub name: String,
[INFO] [stdout]   |         ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.28s
[INFO] running `Command { std: "docker" "inspect" "b7c0482e5967045670691a603353b5b95f8524c0df2f4b582b3d1d4ee7f605ee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b7c0482e5967045670691a603353b5b95f8524c0df2f4b582b3d1d4ee7f605ee", kill_on_drop: false }`
[INFO] [stdout] b7c0482e5967045670691a603353b5b95f8524c0df2f4b582b3d1d4ee7f605ee
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1f7f8ea0721a3b1eb73e6c6d25cccb371434b320" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 87046e79ed06662407622b515cbbc35fb28c0e58e2d9f6c32b1da827369a1b2e
[INFO] running `Command { std: "docker" "start" "-a" "87046e79ed06662407622b515cbbc35fb28c0e58e2d9f6c32b1da827369a1b2e", kill_on_drop: false }`
[INFO] [stderr] warning: unnecessary parentheses around match arm expression
[INFO] [stderr]   --> src/memory.rs:39:24
[INFO] [stderr]    |
[INFO] [stderr] 39 |             Some(b) => (return *b),
[INFO] [stderr]    |                        ^         ^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr] 39 -             Some(b) => (return *b),
[INFO] [stderr] 39 +             Some(b) => return *b ,
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around match arm expression
[INFO] [stderr]   --> src/memory.rs:40:21
[INFO] [stderr]    |
[INFO] [stderr] 40 |             None => (0),
[INFO] [stderr]    |                     ^ ^
[INFO] [stderr]    |
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr] 40 -             None => (0),
[INFO] [stderr] 40 +             None => 0 ,
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around match arm expression
[INFO] [stderr]   --> src/memory.rs:50:24
[INFO] [stderr]    |
[INFO] [stderr] 50 |             Some(b) => (*b = data),
[INFO] [stderr]    |                        ^         ^
[INFO] [stderr]    |
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr] 50 -             Some(b) => (*b = data),
[INFO] [stderr] 50 +             Some(b) => *b = data ,
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: field `name` is never read
[INFO] [stderr]  --> src/files.rs:4:9
[INFO] [stderr]   |
[INFO] [stderr] 3 | pub struct File {
[INFO] [stderr]   |            ---- field in this struct
[INFO] [stderr] 4 |     pub name: String,
[INFO] [stderr]   |         ^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `rust-brainfuck` (bin "rust-brainfuck" test) generated 4 warnings (run `cargo fix --bin "rust-brainfuck" -p rust-brainfuck --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/rust_brainfuck-951769d9c899b0b2)
[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" "87046e79ed06662407622b515cbbc35fb28c0e58e2d9f6c32b1da827369a1b2e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "87046e79ed06662407622b515cbbc35fb28c0e58e2d9f6c32b1da827369a1b2e", kill_on_drop: false }`
[INFO] [stdout] 87046e79ed06662407622b515cbbc35fb28c0e58e2d9f6c32b1da827369a1b2e
