[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] f4ba728f9f95abee3282d151203bce9e9c24c6b6
[INFO] checking sailfishos-mirror/rust-serial_test against try#3bb2879ea9e58d65b875f9a98df44f4a43ce2597 for pr-85387
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsailfishos-mirror%2Frust-serial_test" "/workspace/builds/worker-12/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-12/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/sailfishos-mirror/rust-serial_test on toolchain 3bb2879ea9e58d65b875f9a98df44f4a43ce2597
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3bb2879ea9e58d65b875f9a98df44f4a43ce2597" "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-12/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" "+3bb2879ea9e58d65b875f9a98df44f4a43ce2597" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "+3bb2879ea9e58d65b875f9a98df44f4a43ce2597" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d9fb14b739a99c9e50c8bee0f1f95018b5f48c2d7b8e12f4efc479f0b2787c5d
[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" "d9fb14b739a99c9e50c8bee0f1f95018b5f48c2d7b8e12f4efc479f0b2787c5d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d9fb14b739a99c9e50c8bee0f1f95018b5f48c2d7b8e12f4efc479f0b2787c5d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d9fb14b739a99c9e50c8bee0f1f95018b5f48c2d7b8e12f4efc479f0b2787c5d", kill_on_drop: false }`
[INFO] [stdout] d9fb14b739a99c9e50c8bee0f1f95018b5f48c2d7b8e12f4efc479f0b2787c5d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "+3bb2879ea9e58d65b875f9a98df44f4a43ce2597" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5010b4030662784c4eecc884cd110260f04d9b27a82d0c5cfddf779708491924
[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" "5010b4030662784c4eecc884cd110260f04d9b27a82d0c5cfddf779708491924", kill_on_drop: false }`
[INFO] [stderr]     Checking unicode-xid v0.2.1
[INFO] [stderr]     Checking serial_test_test v0.5.1 (/opt/rustwide/workdir/serial_test_test)
[INFO] [stderr]     Checking parking_lot_core v0.8.0
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]    Compiling syn v1.0.42
[INFO] [stderr]     Checking regex v1.3.9
[INFO] [stderr]     Checking proc-macro2 v1.0.24
[INFO] [stderr]     Checking parking_lot v0.11.0
[INFO] [stderr]     Checking quote v1.0.7
[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]     Checking serial_test v0.5.1 (/opt/rustwide/workdir/serial_test)
[INFO] [stderr]     Checking tokio v0.2.22
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 25.53s
[INFO] running `Command { std: "docker" "inspect" "5010b4030662784c4eecc884cd110260f04d9b27a82d0c5cfddf779708491924", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5010b4030662784c4eecc884cd110260f04d9b27a82d0c5cfddf779708491924", kill_on_drop: false }`
[INFO] [stdout] 5010b4030662784c4eecc884cd110260f04d9b27a82d0c5cfddf779708491924