[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 1.55.0 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Foeed%2Fmqtt-garage" "/workspace/builds/worker-43/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-43/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/oeed/mqtt-garage on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-43/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-43/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" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-43/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-43/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d6fc123575a96cdd41b6f7df6387a94013934447362e6832fc061d8ce00da5b6
[INFO] running `Command { std: "docker" "start" "-a" "d6fc123575a96cdd41b6f7df6387a94013934447362e6832fc061d8ce00da5b6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d6fc123575a96cdd41b6f7df6387a94013934447362e6832fc061d8ce00da5b6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d6fc123575a96cdd41b6f7df6387a94013934447362e6832fc061d8ce00da5b6", kill_on_drop: false }`
[INFO] [stdout] d6fc123575a96cdd41b6f7df6387a94013934447362e6832fc061d8ce00da5b6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-43/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-43/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 756deac201d95c6d52100df3dce9e825a31834ec228e1b36b6308ff337b16cd9
[INFO] running `Command { std: "docker" "start" "-a" "756deac201d95c6d52100df3dce9e825a31834ec228e1b36b6308ff337b16cd9", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.90
[INFO] [stderr]    Compiling syn v1.0.64
[INFO] [stderr]    Compiling cc v1.0.67
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling once_cell v1.7.2
[INFO] [stderr]    Compiling untrusted v0.7.1
[INFO] [stderr]    Compiling spin v0.5.2
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]    Compiling strsim v0.10.0
[INFO] [stderr]    Compiling serde_derive v1.0.124
[INFO] [stderr]    Compiling bytes v1.0.1
[INFO] [stderr]    Compiling ident_case v1.0.1
[INFO] [stderr]    Compiling serde v1.0.124
[INFO] [stderr]    Compiling cache-padded v1.1.1
[INFO] [stderr]    Compiling base64 v0.13.0
[INFO] [stderr]    Compiling pin-project-lite v0.2.6
[INFO] [stderr]    Compiling itoa v0.4.7
[INFO] [stderr]    Compiling event-listener v2.5.1
[INFO] [stderr]    Compiling async-trait v0.1.48
[INFO] [stderr]    Compiling futures-core v0.3.13
[INFO] [stderr]    Compiling pollster v0.2.2
[INFO] [stderr]    Compiling instant v0.1.9
[INFO] [stderr]    Compiling tokio v1.4.0
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling concurrent-queue v1.2.2
[INFO] [stderr]    Compiling http v0.2.3
[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 num_cpus v1.13.0
[INFO] [stderr]    Compiling signal-hook-registry v1.3.0
[INFO] [stderr]    Compiling mio v0.7.11
[INFO] [stderr]    Compiling time v0.1.44
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling colored v1.9.3
[INFO] [stderr]    Compiling ring v0.16.20
[INFO] [stderr]    Compiling parking_lot v0.11.1
[INFO] [stderr]    Compiling chrono v0.4.19
[INFO] [stderr]    Compiling simple_logger v1.11.0
[INFO] [stderr]    Compiling darling_core v0.12.2
[INFO] [stderr]    Compiling webpki v0.21.4
[INFO] [stderr]    Compiling sct v0.6.0
[INFO] [stderr]    Compiling rustls v0.19.0
[INFO] [stderr]    Compiling tokio-macros v1.1.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.24
[INFO] [stderr]    Compiling darling_macro v0.12.2
[INFO] [stderr]    Compiling darling v0.12.2
[INFO] [stderr]    Compiling thiserror v1.0.24
[INFO] [stderr]    Compiling serde_with_macros v1.4.1
[INFO] [stderr]    Compiling tokio-rustls v0.22.0
[INFO] [stderr]    Compiling rumqttc v0.5.0
[INFO] [stderr]    Compiling serde_with v1.6.4
[INFO] [stderr]    Compiling toml v0.5.8
[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 38.35s
[INFO] running `Command { std: "docker" "inspect" "756deac201d95c6d52100df3dce9e825a31834ec228e1b36b6308ff337b16cd9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "756deac201d95c6d52100df3dce9e825a31834ec228e1b36b6308ff337b16cd9", kill_on_drop: false }`
[INFO] [stdout] 756deac201d95c6d52100df3dce9e825a31834ec228e1b36b6308ff337b16cd9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-43/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-43/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4069105c5cdae88133921baad8a89dd9ce187bd2ec98f11f532cd42ce1d59b15
[INFO] running `Command { std: "docker" "start" "-a" "4069105c5cdae88133921baad8a89dd9ce187bd2ec98f11f532cd42ce1d59b15", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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] [stderr]    Compiling mqtt-garage v0.1.0 (/opt/rustwide/workdir)
[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 16.46s
[INFO] running `Command { std: "docker" "inspect" "4069105c5cdae88133921baad8a89dd9ce187bd2ec98f11f532cd42ce1d59b15", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4069105c5cdae88133921baad8a89dd9ce187bd2ec98f11f532cd42ce1d59b15", kill_on_drop: false }`
[INFO] [stdout] 4069105c5cdae88133921baad8a89dd9ce187bd2ec98f11f532cd42ce1d59b15
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-43/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-43/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] b2fb8a920fa48d75dce14db0dd674dd141d4a25acc7bdfcb5402c2508278ee7d
[INFO] running `Command { std: "docker" "start" "-a" "b2fb8a920fa48d75dce14db0dd674dd141d4a25acc7bdfcb5402c2508278ee7d", 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: `mqtt-garage` (lib) generated 1 warning
[INFO] [stderr] warning: `mqtt-garage` (lib test) generated 1 warning (1 duplicate)
[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: `mqtt-garage` (bin "mqtt-garage" test) generated 1 warning
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.12s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/mqtt_garage-f56dc471ae4ab917)
[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-1627c09e0f4277f0)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests mqtt-garage
[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] [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" "b2fb8a920fa48d75dce14db0dd674dd141d4a25acc7bdfcb5402c2508278ee7d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b2fb8a920fa48d75dce14db0dd674dd141d4a25acc7bdfcb5402c2508278ee7d", kill_on_drop: false }`
[INFO] [stdout] b2fb8a920fa48d75dce14db0dd674dd141d4a25acc7bdfcb5402c2508278ee7d