[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 try#8de4c7234dd9b97c9d76b58671343fdbbc9a433e+target=x86_64-unknown-linux-musl for musl_upgrade_1_2_5_with_libc_patch_0
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsh1nduu%2Frchan" "/workspace/builds/worker-5-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc1/source'...
[INFO] [stderr] done.
[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-5-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/sh1nduu/rchan on toolchain 8de4c7234dd9b97c9d76b58671343fdbbc9a433e
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/sh1nduu/rchan 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" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] eb251243d5feafe951afaaaecc507c47dbc666ba0771a857b66fade32ff842f1
[INFO] running `Command { std: "docker" "start" "-a" "eb251243d5feafe951afaaaecc507c47dbc666ba0771a857b66fade32ff842f1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "eb251243d5feafe951afaaaecc507c47dbc666ba0771a857b66fade32ff842f1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eb251243d5feafe951afaaaecc507c47dbc666ba0771a857b66fade32ff842f1", kill_on_drop: false }`
[INFO] [stdout] eb251243d5feafe951afaaaecc507c47dbc666ba0771a857b66fade32ff842f1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "build" "--frozen" "--message-format=json" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] 149bac5a9cb2f423a13de7bdf6f27827160147a887532776319073c1ac91dc98
[INFO] running `Command { std: "docker" "start" "-a" "149bac5a9cb2f423a13de7bdf6f27827160147a887532776319073c1ac91dc98", 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]     |                                             ^^                                   ^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_braces)]` on by default
[INFO] [stdout] help: remove these braces
[INFO] [stdout]     |
[INFO] [stdout] 133 -     static LVARS: RefCell<LocalVariables> = { RefCell::new(LocalVariables::new()) };
[INFO] [stdout] 133 +     static LVARS: RefCell<LocalVariables> = RefCell::new(LocalVariables::new());
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.80s
[INFO] running `Command { std: "docker" "inspect" "149bac5a9cb2f423a13de7bdf6f27827160147a887532776319073c1ac91dc98", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "149bac5a9cb2f423a13de7bdf6f27827160147a887532776319073c1ac91dc98", kill_on_drop: false }`
[INFO] [stdout] 149bac5a9cb2f423a13de7bdf6f27827160147a887532776319073c1ac91dc98
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "test" "--frozen" "--no-run" "--message-format=json" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] 946014ccd1efa5255e25e5ec2ec2b9bf8d4e176a8d942a74f5ad3f82e7b18d66
[INFO] running `Command { std: "docker" "start" "-a" "946014ccd1efa5255e25e5ec2ec2b9bf8d4e176a8d942a74f5ad3f82e7b18d66", 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]     |                                             ^^                                   ^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_braces)]` on by default
[INFO] [stdout] help: remove these braces
[INFO] [stdout]     |
[INFO] [stdout] 133 -     static LVARS: RefCell<LocalVariables> = { RefCell::new(LocalVariables::new()) };
[INFO] [stdout] 133 +     static LVARS: RefCell<LocalVariables> = RefCell::new(LocalVariables::new());
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[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]     |                                             ^^                                   ^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_braces)]` on by default
[INFO] [stdout] help: remove these braces
[INFO] [stdout]     |
[INFO] [stdout] 133 -     static LVARS: RefCell<LocalVariables> = { RefCell::new(LocalVariables::new()) };
[INFO] [stdout] 133 +     static LVARS: RefCell<LocalVariables> = RefCell::new(LocalVariables::new());
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.03s
[INFO] running `Command { std: "docker" "inspect" "946014ccd1efa5255e25e5ec2ec2b9bf8d4e176a8d942a74f5ad3f82e7b18d66", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "946014ccd1efa5255e25e5ec2ec2b9bf8d4e176a8d942a74f5ad3f82e7b18d66", kill_on_drop: false }`
[INFO] [stdout] 946014ccd1efa5255e25e5ec2ec2b9bf8d4e176a8d942a74f5ad3f82e7b18d66
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "test" "--frozen" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] 8529eedeb5c8c780e519add656f60c592bc74ab9a49981af9f43bbfbf75d8d4b
[INFO] running `Command { std: "docker" "start" "-a" "8529eedeb5c8c780e519add656f60c592bc74ab9a49981af9f43bbfbf75d8d4b", kill_on_drop: false }`
[INFO] [stderr] warning: unnecessary braces around block return value
[INFO] [stderr]    --> src/parser.rs:133:45
[INFO] [stderr]     |
[INFO] [stderr] 133 |     static LVARS: RefCell<LocalVariables> = { RefCell::new(LocalVariables::new()) };
[INFO] [stderr]     |                                             ^^                                   ^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_braces)]` on by default
[INFO] [stderr] help: remove these braces
[INFO] [stderr]     |
[INFO] [stderr] 133 -     static LVARS: RefCell<LocalVariables> = { RefCell::new(LocalVariables::new()) };
[INFO] [stderr] 133 +     static LVARS: RefCell<LocalVariables> = RefCell::new(LocalVariables::new());
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: `rchan` (lib) generated 1 warning (run `cargo fix --lib -p rchan` to apply 1 suggestion)
[INFO] [stderr] warning: `rchan` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/x86_64-unknown-linux-musl/debug/deps/rchan-b1bcd1a84e32bf2b)
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test lexer::tests::test_1 ... ok
[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] test lexer::tests::test_3 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/x86_64-unknown-linux-musl/debug/deps/rchan-0e4f1f05634bc33f)
[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" "8529eedeb5c8c780e519add656f60c592bc74ab9a49981af9f43bbfbf75d8d4b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8529eedeb5c8c780e519add656f60c592bc74ab9a49981af9f43bbfbf75d8d4b", kill_on_drop: false }`
[INFO] [stdout] 8529eedeb5c8c780e519add656f60c592bc74ab9a49981af9f43bbfbf75d8d4b