[INFO] cloning repository https://github.com/sailfishos-mirror/rust-serial_test
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/sailfishos-mirror/rust-serial_test" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsailfishos-mirror%2Frust-serial_test", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsailfishos-mirror%2Frust-serial_test'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 58198e1dedf4962a017c3325b921e6e7bf113ff2
[INFO] checking sailfishos-mirror/rust-serial_test against try#3d9fdbff4f377de96b3a51174e7a64086bee9a5c for pr-81477
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsailfishos-mirror%2Frust-serial_test" "/workspace/builds/worker-10/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-10/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/sailfishos-mirror/rust-serial_test on toolchain 3d9fdbff4f377de96b3a51174e7a64086bee9a5c
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3d9fdbff4f377de96b3a51174e7a64086bee9a5c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/sailfishos-mirror/rust-serial_test
[INFO] finished tweaking git repo https://github.com/sailfishos-mirror/rust-serial_test
[INFO] tweaked toml for git repo https://github.com/sailfishos-mirror/rust-serial_test written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] crate git repo https://github.com/sailfishos-mirror/rust-serial_test already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3d9fdbff4f377de96b3a51174e7a64086bee9a5c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded syn v1.0.67
[INFO] [stderr]   Downloaded derive_more v0.99.13
[INFO] [stderr]   Downloaded futures-util v0.3.14
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+3d9fdbff4f377de96b3a51174e7a64086bee9a5c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] c462efc4ace1899e3434ea814624ee31c970ab46b3102397c6b443e382f53cca
[INFO] running `Command { std: "docker" "start" "-a" "c462efc4ace1899e3434ea814624ee31c970ab46b3102397c6b443e382f53cca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c462efc4ace1899e3434ea814624ee31c970ab46b3102397c6b443e382f53cca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c462efc4ace1899e3434ea814624ee31c970ab46b3102397c6b443e382f53cca", kill_on_drop: false }`
[INFO] [stdout] c462efc4ace1899e3434ea814624ee31c970ab46b3102397c6b443e382f53cca
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+3d9fdbff4f377de96b3a51174e7a64086bee9a5c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6ec0821ae5f060944aa21155ceab6b0eb7ba8d099ecfa32f21c08782cd08ec8d
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "6ec0821ae5f060944aa21155ceab6b0eb7ba8d099ecfa32f21c08782cd08ec8d", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.79
[INFO] [stderr]    Compiling syn v1.0.67
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]    Compiling futures-core v0.3.15
[INFO] [stderr]     Checking smallvec v1.4.2
[INFO] [stderr]     Checking unicode-xid v0.2.1
[INFO] [stderr]    Compiling futures-task v0.3.15
[INFO] [stderr]     Checking slab v0.4.3
[INFO] [stderr]    Compiling futures-channel v0.3.15
[INFO] [stderr]    Compiling convert_case v0.4.0
[INFO] [stderr]     Checking pin-project-lite v0.2.6
[INFO] [stderr]     Checking termcolor v1.1.0
[INFO] [stderr]     Checking pin-project-lite v0.1.10
[INFO] [stderr]     Checking copyless v0.1.5
[INFO] [stderr]     Checking serial_test_test v0.5.1 (/opt/rustwide/workdir/serial_test_test)
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]     Checking instant v0.1.7
[INFO] [stderr]     Checking lock_api v0.4.1
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]     Checking thread_local v1.0.1
[INFO] [stderr]     Checking humantime v1.3.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]     Checking futures-util v0.3.14
[INFO] [stderr]     Checking aho-corasick v0.7.13
[INFO] [stderr]     Checking quote v1.0.7
[INFO] [stderr]     Checking parking_lot_core v0.8.0
[INFO] [stderr]     Checking net2 v0.2.37
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking iovec v0.1.4
[INFO] [stderr]     Checking signal-hook-registry v1.3.0
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking threadpool v1.8.1
[INFO] [stderr]     Checking parking_lot v0.11.0
[INFO] [stderr]     Checking mio v0.6.23
[INFO] [stderr]     Checking regex v1.3.9
[INFO] [stderr]     Checking mio-uds v0.6.8
[INFO] [stderr]     Checking env_logger v0.7.1
[INFO] [stderr]     Checking serial_test_derive v0.5.1 (/opt/rustwide/workdir/serial_test_derive)
[INFO] [stderr]    Compiling tokio-macros v0.2.5
[INFO] [stderr]    Compiling derive_more v0.99.13
[INFO] [stderr]    Compiling actix-macros v0.1.3
[INFO] [stderr]     Checking serial_test v0.5.1 (/opt/rustwide/workdir/serial_test)
[INFO] [stderr]     Checking tokio v0.2.22
[INFO] [stderr]     Checking actix-threadpool v0.3.3
[INFO] [stdout] error: Trailing semicolon in macro
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/actix-threadpool-0.3.3/src/lib.rs:21:41
[INFO] [stdout]    |
[INFO] [stdout] 21 |                   val.parse().map_err(|_| log::warn!(
[INFO] [stdout]    |  _________________________________________^
[INFO] [stdout] 22 | |                     "Can not parse {} value, using default",
[INFO] [stdout] 23 | |                     ENV_CPU_POOL_VAR,
[INFO] [stdout] 24 | |                 ))
[INFO] [stdout]    | |_________________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the macro `log::warn` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `actix-threadpool`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `Command { std: "docker" "inspect" "6ec0821ae5f060944aa21155ceab6b0eb7ba8d099ecfa32f21c08782cd08ec8d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6ec0821ae5f060944aa21155ceab6b0eb7ba8d099ecfa32f21c08782cd08ec8d", kill_on_drop: false }`
[INFO] [stdout] 6ec0821ae5f060944aa21155ceab6b0eb7ba8d099ecfa32f21c08782cd08ec8d