[INFO] cloning repository https://github.com/oeed/mqtt-garage
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/oeed/mqtt-garage" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Foeed%2Fmqtt-garage", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Foeed%2Fmqtt-garage'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 6ac94a470d06575733faf9749e5baadb284c929c
[INFO] testing oeed/mqtt-garage against try#ce59db7a1b1b012fb2793c4641c1bdecad7a128b for pr-85530
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Foeed%2Fmqtt-garage" "/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/oeed/mqtt-garage on toolchain ce59db7a1b1b012fb2793c4641c1bdecad7a128b
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-9/source/.cargo/config
[INFO] started tweaking git repo https://github.com/oeed/mqtt-garage
[INFO] finished tweaking git repo https://github.com/oeed/mqtt-garage
[INFO] tweaked toml for git repo https://github.com/oeed/mqtt-garage written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] crate git repo https://github.com/oeed/mqtt-garage already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded mqttbytes v0.2.1
[INFO] [stderr]   Downloaded rumqttc v0.5.0
[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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9f444931f573278528f6f34fb0c53bbd13ef6fe297d1d51ce247fab9fe13aa51
[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" "9f444931f573278528f6f34fb0c53bbd13ef6fe297d1d51ce247fab9fe13aa51", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9f444931f573278528f6f34fb0c53bbd13ef6fe297d1d51ce247fab9fe13aa51", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9f444931f573278528f6f34fb0c53bbd13ef6fe297d1d51ce247fab9fe13aa51", kill_on_drop: false }`
[INFO] [stdout] 9f444931f573278528f6f34fb0c53bbd13ef6fe297d1d51ce247fab9fe13aa51
[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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "build" "--frozen" "--message-format=json", 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] fb8880a7cff778486b4b6452889362c2586de3b74207c31a1667d186c7ebfcad
[INFO] running `Command { std: "docker" "start" "-a" "fb8880a7cff778486b4b6452889362c2586de3b74207c31a1667d186c7ebfcad", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.90
[INFO] [stderr]    Compiling syn v1.0.64
[INFO] [stderr]    Compiling spin v0.5.2
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]    Compiling event-listener v2.5.1
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling ring v0.16.20
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling tokio v1.4.0
[INFO] [stderr]    Compiling lock_api v0.4.2
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling mqttbytes v0.2.1
[INFO] [stderr]    Compiling async-channel v1.6.1
[INFO] [stderr]    Compiling parking_lot_core v0.8.3
[INFO] [stderr]    Compiling mio v0.7.11
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling signal-hook-registry v1.3.0
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling time v0.1.44
[INFO] [stderr]    Compiling colored v1.9.3
[INFO] [stderr]    Compiling parking_lot v0.11.1
[INFO] [stderr]    Compiling chrono v0.4.19
[INFO] [stderr]    Compiling sct v0.6.0
[INFO] [stderr]    Compiling webpki v0.21.4
[INFO] [stderr]    Compiling simple_logger v1.11.0
[INFO] [stderr]    Compiling rustls v0.19.0
[INFO] [stderr]    Compiling darling_core v0.12.2
[INFO] [stderr]    Compiling tokio-macros v1.1.0
[INFO] [stderr]    Compiling serde_derive v1.0.124
[INFO] [stderr]    Compiling thiserror-impl v1.0.24
[INFO] [stderr]    Compiling async-trait v0.1.48
[INFO] [stderr]    Compiling darling_macro v0.12.2
[INFO] [stderr]    Compiling thiserror v1.0.24
[INFO] [stderr]    Compiling darling v0.12.2
[INFO] [stderr]    Compiling serde_with_macros v1.4.1
[INFO] [stderr]    Compiling tokio-rustls v0.22.0
[INFO] [stderr]    Compiling serde v1.0.124
[INFO] [stderr]    Compiling rumqttc v0.5.0
[INFO] [stderr]    Compiling toml v0.5.8
[INFO] [stderr]    Compiling serde_with v1.6.4
[INFO] [stderr]    Compiling mqtt-garage v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: derive helper attribute is used before it is introduced
[INFO] [stdout]   --> src/door/state_detector.rs:37:3
[INFO] [stdout]    |
[INFO] [stdout] 37 | #[serde(untagged)]
[INFO] [stdout]    |   ^^^^^
[INFO] [stdout] 38 | #[derive(Debug, Deserialize)]
[INFO] [stdout]    |                 ----------- the attribute is introduced here
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(legacy_derive_helpers)]` on by default
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]    = note: for more information, see issue #79202 <https://github.com/rust-lang/rust/issues/79202>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `process`
[INFO] [stdout]  --> src/main.rs:3:15
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::{fs, process, sync::Arc, time::Duration};
[INFO] [stdout]   |               ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` 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 2m 04s
[INFO] running `Command { std: "docker" "inspect" "fb8880a7cff778486b4b6452889362c2586de3b74207c31a1667d186c7ebfcad", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fb8880a7cff778486b4b6452889362c2586de3b74207c31a1667d186c7ebfcad", kill_on_drop: false }`
[INFO] [stdout] fb8880a7cff778486b4b6452889362c2586de3b74207c31a1667d186c7ebfcad
[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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3aa353b8b647e4cda4b0b6a236af794ecb571102343d590b8a08d8c908e6d83e
[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" "3aa353b8b647e4cda4b0b6a236af794ecb571102343d590b8a08d8c908e6d83e", kill_on_drop: false }`
[INFO] [stderr]    Compiling mqtt-garage v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: derive helper attribute is used before it is introduced
[INFO] [stdout]   --> src/door/state_detector.rs:37:3
[INFO] [stdout]    |
[INFO] [stdout] 37 | #[serde(untagged)]
[INFO] [stdout]    |   ^^^^^
[INFO] [stdout] 38 | #[derive(Debug, Deserialize)]
[INFO] [stdout]    |                 ----------- the attribute is introduced here
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(legacy_derive_helpers)]` on by default
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]    = note: for more information, see issue #79202 <https://github.com/rust-lang/rust/issues/79202>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `process`
[INFO] [stdout]  --> src/main.rs:3:15
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::{fs, process, sync::Arc, time::Duration};
[INFO] [stdout]   |               ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: derive helper attribute is used before it is introduced
[INFO] [stdout]   --> src/door/state_detector.rs:37:3
[INFO] [stdout]    |
[INFO] [stdout] 37 | #[serde(untagged)]
[INFO] [stdout]    |   ^^^^^
[INFO] [stdout] 38 | #[derive(Debug, Deserialize)]
[INFO] [stdout]    |                 ----------- the attribute is introduced here
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(legacy_derive_helpers)]` on by default
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]    = note: for more information, see issue #79202 <https://github.com/rust-lang/rust/issues/79202>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 3.17s
[INFO] running `Command { std: "docker" "inspect" "3aa353b8b647e4cda4b0b6a236af794ecb571102343d590b8a08d8c908e6d83e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3aa353b8b647e4cda4b0b6a236af794ecb571102343d590b8a08d8c908e6d83e", kill_on_drop: false }`
[INFO] [stdout] 3aa353b8b647e4cda4b0b6a236af794ecb571102343d590b8a08d8c908e6d83e
[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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 6e93b8caaa746f0facdcae03492063f04f913d1e1b8f44ed78e9d4f6af073c6e
[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" "6e93b8caaa746f0facdcae03492063f04f913d1e1b8f44ed78e9d4f6af073c6e", kill_on_drop: false }`
[INFO] [stderr] warning: derive helper attribute is used before it is introduced
[INFO] [stderr]   --> src/door/state_detector.rs:37:3
[INFO] [stderr]    |
[INFO] [stderr] 37 | #[serde(untagged)]
[INFO] [stderr]    |   ^^^^^
[INFO] [stderr] 38 | #[derive(Debug, Deserialize)]
[INFO] [stderr]    |                 ----------- the attribute is introduced here
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(legacy_derive_helpers)]` on by default
[INFO] [stderr]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]    = note: for more information, see issue #79202 <https://github.com/rust-lang/rust/issues/79202>
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr] warning: derive helper attribute is used before it is introduced
[INFO] [stderr]   --> src/door/state_detector.rs:37:3
[INFO] [stderr]    |
[INFO] [stderr] 37 | #[serde(untagged)]
[INFO] [stderr]    |   ^^^^^
[INFO] [stderr] 38 | #[derive(Debug, Deserialize)]
[INFO] [stderr]    |                 ----------- the attribute is introduced here
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(legacy_derive_helpers)]` on by default
[INFO] [stderr]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]    = note: for more information, see issue #79202 <https://github.com/rust-lang/rust/issues/79202>
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `process`
[INFO] [stderr]  --> src/main.rs:3:15
[INFO] [stderr]   |
[INFO] [stderr] 3 | use std::{fs, process, sync::Arc, time::Duration};
[INFO] [stderr]   |               ^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.10s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/mqtt_garage-8e138760d8ffa2f0)
[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]      Running unittests (/opt/rustwide/target/debug/deps/mqtt_garage-570148cd8a16e63f)
[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 mqtt-garage
[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" "6e93b8caaa746f0facdcae03492063f04f913d1e1b8f44ed78e9d4f6af073c6e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6e93b8caaa746f0facdcae03492063f04f913d1e1b8f44ed78e9d4f6af073c6e", kill_on_drop: false }`
[INFO] [stdout] 6e93b8caaa746f0facdcae03492063f04f913d1e1b8f44ed78e9d4f6af073c6e