[INFO] cloning repository https://github.com/doyoubi/undermoon
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/doyoubi/undermoon" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdoyoubi%2Fundermoon", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdoyoubi%2Fundermoon'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 67bd0e55a7c01da0c99043f96c80e87e83cab4f5
[INFO] checking doyoubi/undermoon against try#d990716b6a1fdde1300748828a9c9e79dfd0b898 for pr-74846
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdoyoubi%2Fundermoon" "/workspace/builds/worker-5/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/doyoubi/undermoon on toolchain d990716b6a1fdde1300748828a9c9e79dfd0b898
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d990716b6a1fdde1300748828a9c9e79dfd0b898" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/doyoubi/undermoon
[INFO] finished tweaking git repo https://github.com/doyoubi/undermoon
[INFO] tweaked toml for git repo https://github.com/doyoubi/undermoon written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] crate git repo https://github.com/doyoubi/undermoon already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d990716b6a1fdde1300748828a9c9e79dfd0b898" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+d990716b6a1fdde1300748828a9c9e79dfd0b898" "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] 95e62a9a4d56765a81d781a5af33be399062c4214f4319c8cde3e06828f38539
[INFO] running `Command { std: "docker" "start" "-a" "95e62a9a4d56765a81d781a5af33be399062c4214f4319c8cde3e06828f38539", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "95e62a9a4d56765a81d781a5af33be399062c4214f4319c8cde3e06828f38539", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "95e62a9a4d56765a81d781a5af33be399062c4214f4319c8cde3e06828f38539", kill_on_drop: false }`
[INFO] [stdout] 95e62a9a4d56765a81d781a5af33be399062c4214f4319c8cde3e06828f38539
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+d990716b6a1fdde1300748828a9c9e79dfd0b898" "check" "--frozen" "--all" "--all-targets" "--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] b52f19fff3b15615fa5b165413f68f12e52d10f21de320bbdfb69c3f5225a358
[INFO] running `Command { std: "docker" "start" "-a" "b52f19fff3b15615fa5b165413f68f12e52d10f21de320bbdfb69c3f5225a358", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.8
[INFO] [stderr]    Compiling syn v1.0.14
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[INFO] [stderr]     Checking smallvec v1.2.0
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[INFO] [stderr]    Compiling proc-macro2 v0.4.27
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[INFO] [stderr]    Compiling failure_derive v0.1.5
[INFO] [stderr]     Checking copyless v0.1.4
[INFO] [stderr]    Compiling ryu v0.2.7
[INFO] [stderr]    Compiling httparse v1.3.3
[INFO] [stderr]    Compiling openssl v0.10.16
[INFO] [stderr]    Compiling crc32fast v1.2.0
[INFO] [stderr]     Checking foreign-types-shared v0.1.1
[INFO] [stderr]    Compiling encoding_rs v0.8.16
[INFO] [stderr]    Compiling byteorder v1.3.1
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[INFO] [stderr]     Checking adler32 v1.0.4
[INFO] [stderr]    Compiling glob v0.3.0
[INFO] [stderr]     Checking openssl-probe v0.1.2
[INFO] [stderr]     Checking predicates-core v1.0.0
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[INFO] [stderr]    Compiling thread_local v1.0.1
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[INFO] [stderr]     Checking crossbeam-queue v0.1.2
[INFO] [stderr]     Checking smallvec v0.6.8
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[INFO] [stderr]     Checking net2 v0.2.33
[INFO] [stderr]     Checking signal-hook-registry v1.2.0
[INFO] [stderr]     Checking parking_lot_core v0.7.0
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[INFO] [stderr]     Checking socket2 v0.3.11
[INFO] [stderr]     Checking hostname v0.1.5
[INFO] [stderr]     Checking atty v0.2.11
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[INFO] [stderr]     Checking parking_lot v0.10.0
[INFO] [stderr]    Compiling quote v1.0.2
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[INFO] [stderr]     Checking mime v0.3.13
[INFO] [stderr]    Compiling mime_guess v2.0.1
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[INFO] [stderr]     Checking regex v1.3.4
[INFO] [stderr]     Checking rand_chacha v0.2.1
[INFO] [stderr]     Checking crossbeam v0.7.1
[INFO] [stderr]     Checking num-traits v0.1.43
[INFO] [stderr]     Checking float-cmp v0.6.0
[INFO] [stderr]     Checking atoi v0.3.1
[INFO] [stderr]     Checking btoi v0.4.2
[INFO] [stderr]    Compiling syn v0.15.26
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[INFO] [stderr]    Compiling rayon-core v1.6.0
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking chrono v0.4.6
[INFO] [stderr]     Checking mio-uds v0.6.7
[INFO] [stderr]    Compiling rayon v1.2.0
[INFO] [stderr]     Checking predicates v1.0.3
[INFO] [stderr]     Checking serde-hjson v0.8.2
[INFO] [stderr]     Checking env_logger v0.6.0
[INFO] [stderr]    Compiling caseless v0.2.1
[INFO] [stderr]    Compiling cc v1.0.29
[INFO] [stderr]    Compiling synstructure v0.10.2
[INFO] [stderr]    Compiling backtrace-sys v0.1.28
[INFO] [stderr]    Compiling openssl-sys v0.9.40
[INFO] [stderr]    Compiling brotli-sys v0.3.2
[INFO] [stderr]    Compiling zstd-sys v1.4.13+zstd.1.4.3
[INFO] [stderr]     Checking brotli2 v0.3.2
[INFO] [stderr]     Checking failure v0.1.5
[INFO] [stderr]    Compiling proc-macro-hack v0.5.11
[INFO] [stderr]    Compiling tokio-macros v0.2.4
[INFO] [stderr]    Compiling pin-project-internal v0.4.8
[INFO] [stderr]    Compiling serde_derive v1.0.104
[INFO] [stderr]    Compiling derive_more v0.99.3
[INFO] [stderr]    Compiling actix-macros v0.1.1
[INFO] [stderr]    Compiling enum-as-inner v0.3.2
[INFO] [stderr]    Compiling async-trait v0.1.24
[INFO] [stderr]    Compiling mockall_derive v0.6.0
[INFO] [stderr]    Compiling actix-web-codegen v0.2.1
[INFO] [stderr]     Checking tokio v0.2.17
[INFO] [stderr]    Compiling futures-macro v0.3.4
[INFO] [stderr]    Compiling const-random-macro v0.1.8
[INFO] [stderr]     Checking const-random v0.1.8
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[INFO] [stderr]     Checking dashmap v3.11.1
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[INFO] [stderr]     Checking futures-util v0.3.4
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[INFO] [stderr]     Checking tokio-tls v0.3.0
[INFO] [stderr]     Checking actix-codec v0.2.0
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[INFO] [stderr]     Checking actix-service v1.0.5
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[INFO] [stderr]     Checking actix-rt v1.0.0
[INFO] [stderr]     Checking trust-dns-proto v0.18.0-alpha.2
[INFO] [stderr]     Checking futures-batch v0.6.0
[INFO] [stderr]     Checking mockall v0.6.0
[INFO] [stderr]     Checking actix-utils v1.0.6
[INFO] [stderr]     Checking actix-server v1.0.2
[INFO] [stderr]     Checking actix-tls v1.0.0
[INFO] [stderr]     Checking actix-testing v1.0.0
[INFO] [stderr]     Checking hyper v0.13.2
[INFO] [stderr]     Checking trust-dns-resolver v0.18.0-alpha.2
[INFO] [stderr]     Checking actix-connect v1.0.2
[INFO] [stderr]     Checking hyper-tls v0.4.1
[INFO] [stderr]     Checking serde_json v1.0.38
[INFO] [stderr]     Checking serde_urlencoded v0.6.1
[INFO] [stderr]     Checking actix-router v0.2.4
[INFO] [stderr]     Checking toml v0.4.10
[INFO] [stderr]     Checking actix-http v1.0.1
[INFO] [stderr]     Checking config v0.9.2
[INFO] [stderr]     Checking reqwest v0.10.1
[INFO] [stderr]     Checking zstd-safe v1.4.13+zstd.1.4.3
[INFO] [stderr]     Checking zstd v0.4.28+zstd.1.4.3
[INFO] [stderr]     Checking awc v1.0.1
[INFO] [stderr]     Checking actix-web v2.0.0
[INFO] [stderr]     Checking undermoon v0.3.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused return value of `std::mem::replace` that must be used
[INFO] [stdout]   --> src/coordinator/broker.rs:16:5
[INFO] [stdout]    |
[INFO] [stdout] 16 |     #[automock]
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]    = note: if you don't need the old value, you can just assign the new value directly
[INFO] [stdout]    = note: this warning originates in an attribute macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `std::mem::replace` that must be used
[INFO] [stdout]   --> src/coordinator/broker.rs:16:5
[INFO] [stdout]    |
[INFO] [stdout] 16 |     #[automock]
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: if you don't need the old value, you can just assign the new value directly
[INFO] [stdout]    = note: this warning originates in an attribute macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `std::mem::replace` that must be used
[INFO] [stdout]   --> src/coordinator/broker.rs:53:5
[INFO] [stdout]    |
[INFO] [stdout] 53 |     #[automock]
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: if you don't need the old value, you can just assign the new value directly
[INFO] [stdout]    = note: this warning originates in an attribute macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `std::mem::replace` that must be used
[INFO] [stdout]    --> src/coordinator/core.rs:228:5
[INFO] [stdout]     |
[INFO] [stdout] 228 |     #[automock]
[INFO] [stdout]     |     ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: if you don't need the old value, you can just assign the new value directly
[INFO] [stdout]     = note: this warning originates in an attribute macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `std::mem::replace` that must be used
[INFO] [stdout]   --> src/protocol/client.rs:29:5
[INFO] [stdout]    |
[INFO] [stdout] 29 |     #[automock]
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: if you don't need the old value, you can just assign the new value directly
[INFO] [stdout]    = note: this warning originates in an attribute macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `std::mem::replace` that must be used
[INFO] [stdout]   --> src/coordinator/broker.rs:16:5
[INFO] [stdout]    |
[INFO] [stdout] 16 |     #[automock]
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]    = note: if you don't need the old value, you can just assign the new value directly
[INFO] [stdout]    = note: this warning originates in an attribute macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `std::mem::replace` that must be used
[INFO] [stdout]   --> src/coordinator/broker.rs:16:5
[INFO] [stdout]    |
[INFO] [stdout] 16 |     #[automock]
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: if you don't need the old value, you can just assign the new value directly
[INFO] [stdout]    = note: this warning originates in an attribute macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `std::mem::replace` that must be used
[INFO] [stdout]   --> src/coordinator/broker.rs:53:5
[INFO] [stdout]    |
[INFO] [stdout] 53 |     #[automock]
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: if you don't need the old value, you can just assign the new value directly
[INFO] [stdout]    = note: this warning originates in an attribute macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `std::mem::replace` that must be used
[INFO] [stdout]    --> src/coordinator/core.rs:228:5
[INFO] [stdout]     |
[INFO] [stdout] 228 |     #[automock]
[INFO] [stdout]     |     ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: if you don't need the old value, you can just assign the new value directly
[INFO] [stdout]     = note: this warning originates in an attribute macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `std::mem::replace` that must be used
[INFO] [stdout]   --> src/protocol/client.rs:29:5
[INFO] [stdout]    |
[INFO] [stdout] 29 |     #[automock]
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: if you don't need the old value, you can just assign the new value directly
[INFO] [stdout]    = note: this warning originates in an attribute macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5m 01s
[INFO] running `Command { std: "docker" "inspect" "b52f19fff3b15615fa5b165413f68f12e52d10f21de320bbdfb69c3f5225a358", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b52f19fff3b15615fa5b165413f68f12e52d10f21de320bbdfb69c3f5225a358", kill_on_drop: false }`
[INFO] [stdout] b52f19fff3b15615fa5b165413f68f12e52d10f21de320bbdfb69c3f5225a358