[INFO] cloning repository https://github.com/brandonedens/smol-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/brandonedens/smol-serial-test" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbrandonedens%2Fsmol-serial-test", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbrandonedens%2Fsmol-serial-test'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 4fe2fab802e9dd5ab29841b49fe3a8399cfbba6b [INFO] testing brandonedens/smol-serial-test against beta-2022-02-22 for beta-1.60-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbrandonedens%2Fsmol-serial-test" "/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/brandonedens/smol-serial-test on toolchain beta-2022-02-22 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/brandonedens/smol-serial-test [INFO] finished tweaking git repo https://github.com/brandonedens/smol-serial-test [INFO] tweaked toml for git repo https://github.com/brandonedens/smol-serial-test written to /workspace/builds/worker-9/source/Cargo.toml [INFO] crate git repo https://github.com/brandonedens/smol-serial-test already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] bde99ce95beb28eeb2b38cefba09a687173a451123fd0433d6a0f918a6593868 [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" "bde99ce95beb28eeb2b38cefba09a687173a451123fd0433d6a0f918a6593868", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "bde99ce95beb28eeb2b38cefba09a687173a451123fd0433d6a0f918a6593868", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "bde99ce95beb28eeb2b38cefba09a687173a451123fd0433d6a0f918a6593868", kill_on_drop: false }` [INFO] [stdout] bde99ce95beb28eeb2b38cefba09a687173a451123fd0433d6a0f918a6593868 [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=warn" "-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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 4ed9a6f2d68011abc39fe561404b0a7aba72035ff6ecdbf512d8a8b66a1614b2 [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" "4ed9a6f2d68011abc39fe561404b0a7aba72035ff6ecdbf512d8a8b66a1614b2", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.72 [INFO] [stderr] Compiling syn v1.0.33 [INFO] [stderr] Compiling pin-project-internal v0.4.22 [INFO] [stderr] Compiling proc-macro-hack v0.5.16 [INFO] [stderr] Compiling waker-fn v1.0.0 [INFO] [stderr] Compiling parking v1.0.4 [INFO] [stderr] Compiling fastrand v1.3.3 [INFO] [stderr] Compiling proc-macro2 v1.0.18 [INFO] [stderr] Compiling concurrent-queue v1.1.1 [INFO] [stderr] Compiling quote v1.0.7 [INFO] [stderr] Compiling net2 v0.2.34 [INFO] [stderr] Compiling iovec v0.1.4 [INFO] [stderr] Compiling nix v0.14.1 [INFO] [stderr] Compiling nix v0.17.0 [INFO] [stderr] Compiling socket2 v0.3.12 [INFO] [stderr] Compiling mio v0.6.22 [INFO] [stderr] Compiling futures-macro v0.3.5 [INFO] [stderr] Compiling serialport v3.3.0 [INFO] [stderr] Compiling mio-serial v3.3.1 [INFO] [stderr] Compiling pin-project v0.4.22 [INFO] [stderr] Compiling futures-util v0.3.5 [INFO] [stderr] Compiling blocking v0.4.6 [INFO] [stderr] Compiling futures-executor v0.3.5 [INFO] [stderr] Compiling futures v0.3.5 [INFO] [stderr] Compiling smol v0.1.18 [INFO] [stderr] Compiling smol-serial-test v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 35.93s [INFO] running `Command { std: "docker" "inspect" "4ed9a6f2d68011abc39fe561404b0a7aba72035ff6ecdbf512d8a8b66a1614b2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4ed9a6f2d68011abc39fe561404b0a7aba72035ff6ecdbf512d8a8b66a1614b2", kill_on_drop: false }` [INFO] [stdout] 4ed9a6f2d68011abc39fe561404b0a7aba72035ff6ecdbf512d8a8b66a1614b2 [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=warn" "-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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 5e0934c9a77f919e0078f5833ef8bb475beab6d11f65ec15ce4da6ef9d1e5584 [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" "5e0934c9a77f919e0078f5833ef8bb475beab6d11f65ec15ce4da6ef9d1e5584", kill_on_drop: false }` [INFO] [stderr] Compiling smol-serial-test v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 1.01s [INFO] running `Command { std: "docker" "inspect" "5e0934c9a77f919e0078f5833ef8bb475beab6d11f65ec15ce4da6ef9d1e5584", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5e0934c9a77f919e0078f5833ef8bb475beab6d11f65ec15ce4da6ef9d1e5584", kill_on_drop: false }` [INFO] [stdout] 5e0934c9a77f919e0078f5833ef8bb475beab6d11f65ec15ce4da6ef9d1e5584 [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=warn" "-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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen", 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] 2a06aa15cfe9aa378eaa9efcce7103fd9acde39b2b3b1546d6e226a90d085fc3 [INFO] running `Command { std: "docker" "start" "-a" "2a06aa15cfe9aa378eaa9efcce7103fd9acde39b2b3b1546d6e226a90d085fc3", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.75s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/smol_serial_test-3b579cf6b88aa9c0) [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" "2a06aa15cfe9aa378eaa9efcce7103fd9acde39b2b3b1546d6e226a90d085fc3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2a06aa15cfe9aa378eaa9efcce7103fd9acde39b2b3b1546d6e226a90d085fc3", kill_on_drop: false }` [INFO] [stdout] 2a06aa15cfe9aa378eaa9efcce7103fd9acde39b2b3b1546d6e226a90d085fc3