[INFO] cloning repository https://github.com/sh1nduu/rchan
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/sh1nduu/rchan" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsh1nduu%2Frchan", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsh1nduu%2Frchan'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 31480deb7d037148694734851f748ff62b233eed
[INFO] testing sh1nduu/rchan against master#b70888601af92f6cdc0364abab3446e418b91d36 for pr-86479
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsh1nduu%2Frchan" "/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/sh1nduu/rchan 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/sh1nduu/rchan
[INFO] finished tweaking git repo https://github.com/sh1nduu/rchan
[INFO] tweaked toml for git repo https://github.com/sh1nduu/rchan written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] crate git repo https://github.com/sh1nduu/rchan 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] 462a9102320466fda2372e730efda974fbbf580d924de759c8fed951402b628e
[INFO] running `Command { std: "docker" "start" "-a" "462a9102320466fda2372e730efda974fbbf580d924de759c8fed951402b628e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "462a9102320466fda2372e730efda974fbbf580d924de759c8fed951402b628e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "462a9102320466fda2372e730efda974fbbf580d924de759c8fed951402b628e", kill_on_drop: false }`
[INFO] [stdout] 462a9102320466fda2372e730efda974fbbf580d924de759c8fed951402b628e
[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] f105dcd220c93bb0a918ca5463017940e98532b54c6c448b9d40c587292f32de
[INFO] running `Command { std: "docker" "start" "-a" "f105dcd220c93bb0a918ca5463017940e98532b54c6c448b9d40c587292f32de", kill_on_drop: false }`
[INFO] [stderr]    Compiling rchan v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary braces around block return value
[INFO] [stdout]    --> src/parser.rs:133:45
[INFO] [stdout]     |
[INFO] [stdout] 133 |     static LVARS: RefCell<LocalVariables> = { RefCell::new(LocalVariables::new()) };
[INFO] [stdout]     |                                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_braces)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.35s
[INFO] running `Command { std: "docker" "inspect" "f105dcd220c93bb0a918ca5463017940e98532b54c6c448b9d40c587292f32de", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f105dcd220c93bb0a918ca5463017940e98532b54c6c448b9d40c587292f32de", kill_on_drop: false }`
[INFO] [stdout] f105dcd220c93bb0a918ca5463017940e98532b54c6c448b9d40c587292f32de
[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] c570c31853cd9f6ceccc551033b73b4bd33bca352b911b953e8b37f5674e9d20
[INFO] running `Command { std: "docker" "start" "-a" "c570c31853cd9f6ceccc551033b73b4bd33bca352b911b953e8b37f5674e9d20", kill_on_drop: false }`
[INFO] [stdout] warning: unnecessary braces around block return value
[INFO] [stdout]    --> src/parser.rs:133:45
[INFO] [stdout]     |
[INFO] [stdout] 133 |     static LVARS: RefCell<LocalVariables> = { RefCell::new(LocalVariables::new()) };
[INFO] [stdout]     |                                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_braces)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling rchan v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary braces around block return value
[INFO] [stdout]    --> src/parser.rs:133:45
[INFO] [stdout]     |
[INFO] [stdout] 133 |     static LVARS: RefCell<LocalVariables> = { RefCell::new(LocalVariables::new()) };
[INFO] [stdout]     |                                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_braces)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.75s
[INFO] running `Command { std: "docker" "inspect" "c570c31853cd9f6ceccc551033b73b4bd33bca352b911b953e8b37f5674e9d20", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c570c31853cd9f6ceccc551033b73b4bd33bca352b911b953e8b37f5674e9d20", kill_on_drop: false }`
[INFO] [stdout] c570c31853cd9f6ceccc551033b73b4bd33bca352b911b953e8b37f5674e9d20
[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] 2b109b9dd6296e8c9132486fb8e5e090e079a7ffac7469d15c9710f0fe1e5b81
[INFO] running `Command { std: "docker" "start" "-a" "2b109b9dd6296e8c9132486fb8e5e090e079a7ffac7469d15c9710f0fe1e5b81", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr] warning: unnecessary braces around block return value
[INFO] [stdout] running 5 tests
[INFO] [stderr]    --> src/parser.rs:133:45
[INFO] [stdout] test lexer::tests::test_1 ... ok
[INFO] [stderr]     |
[INFO] [stdout] test lexer::tests::test_3 ... ok
[INFO] [stderr] 133 |     static LVARS: RefCell<LocalVariables> = { RefCell::new(LocalVariables::new()) };
[INFO] [stderr]     |                                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_braces)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `rchan` (lib) generated 1 warning
[INFO] [stderr] warning: `rchan` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/rchan-034091a7f6db240d)
[INFO] [stdout] test lexer::tests::test_4 ... ok
[INFO] [stdout] test lexer::tests::test_5 ... ok
[INFO] [stdout] test lexer::tests::test_2 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/rchan-16c05ea768bd37f6)
[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] [stderr]    Doc-tests rchan
[INFO] [stderr] warning: unnecessary braces around block return value
[INFO] [stderr]    --> /opt/rustwide/workdir/src/parser.rs:133:45
[INFO] [stderr]     |
[INFO] [stderr] 133 |     static LVARS: RefCell<LocalVariables> = { RefCell::new(LocalVariables::new()) };
[INFO] [stderr]     |                                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_braces)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[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" "2b109b9dd6296e8c9132486fb8e5e090e079a7ffac7469d15c9710f0fe1e5b81", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2b109b9dd6296e8c9132486fb8e5e090e079a7ffac7469d15c9710f0fe1e5b81", kill_on_drop: false }`
[INFO] [stdout] 2b109b9dd6296e8c9132486fb8e5e090e079a7ffac7469d15c9710f0fe1e5b81