[INFO] fetching crate milcheck 0.2.6...
[INFO] checking milcheck-0.2.6 against beta-2021-10-15 for beta-1.56-3
[INFO] extracting crate milcheck 0.2.6 into /workspace/builds/worker-61/source
[INFO] validating manifest of crates.io crate milcheck 0.2.6 on toolchain beta-2021-10-15
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-10-15" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate milcheck 0.2.6
[INFO] finished tweaking crates.io crate milcheck 0.2.6
[INFO] tweaked toml for crates.io crate milcheck 0.2.6 written to /workspace/builds/worker-61/source/Cargo.toml
[INFO] crate crates.io crate milcheck 0.2.6 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-10-15" "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-61/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-61/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" "+beta-2021-10-15" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9986a0d445dc44f34df31ab979c0ed9d3f178adf32cceb2b0566496db5a125c0
[INFO] running `Command { std: "docker" "start" "-a" "9986a0d445dc44f34df31ab979c0ed9d3f178adf32cceb2b0566496db5a125c0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9986a0d445dc44f34df31ab979c0ed9d3f178adf32cceb2b0566496db5a125c0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9986a0d445dc44f34df31ab979c0ed9d3f178adf32cceb2b0566496db5a125c0", kill_on_drop: false }`
[INFO] [stdout] 9986a0d445dc44f34df31ab979c0ed9d3f178adf32cceb2b0566496db5a125c0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-61/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-61/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" "+beta-2021-10-15" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c858fdcdd2c415624ec2f8b16808c2f00d78ae3c1d4bb0e4839566d1aaa11f7b
[INFO] running `Command { std: "docker" "start" "-a" "c858fdcdd2c415624ec2f8b16808c2f00d78ae3c1d4bb0e4839566d1aaa11f7b", 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]    Compiling libc v0.2.101
[INFO] [stderr]    Compiling proc-macro2 v1.0.29
[INFO] [stderr]    Compiling syn v1.0.75
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling ppv-lite86 v0.2.10
[INFO] [stderr]    Compiling siphasher v0.3.6
[INFO] [stderr]    Compiling proc-macro-hack v0.5.19
[INFO] [stderr]    Compiling pkg-config v0.3.19
[INFO] [stderr]    Compiling cc v1.0.70
[INFO] [stderr]     Checking new_debug_unreachable v1.0.4
[INFO] [stderr]     Checking mac v0.1.1
[INFO] [stderr]     Checking precomputed-hash v0.1.1
[INFO] [stderr]    Compiling futures-task v0.3.17
[INFO] [stderr]     Checking utf-8 v0.7.6
[INFO] [stderr]     Checking slab v0.4.4
[INFO] [stderr]     Checking futures-io v0.3.17
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[INFO] [stderr]     Checking unicode-width v0.1.8
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[INFO] [stderr]    Compiling convert_case v0.4.0
[INFO] [stderr]     Checking byteorder v1.4.3
[INFO] [stderr]     Checking stable_deref_trait v1.2.0
[INFO] [stderr]     Checking smallvec v1.6.1
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[INFO] [stderr]    Compiling serde_json v1.0.67
[INFO] [stderr]     Checking ego-tree v0.6.2
[INFO] [stderr]     Checking numtoa v0.1.0
[INFO] [stderr]    Compiling tokio v1.11.0
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[INFO] [stderr]     Checking http v0.2.4
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[INFO] [stderr]    Compiling openssl-sys v0.9.66
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[INFO] [stderr]    Compiling rand_chacha v0.2.2
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[INFO] [stderr]    Compiling native-tls v0.2.8
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[INFO] [stderr]    Compiling string_cache_codegen v0.5.1
[INFO] [stderr]     Checking url v2.2.2
[INFO] [stderr]    Compiling selectors v0.22.0
[INFO] [stderr]    Compiling markup5ever v0.10.1
[INFO] [stderr]     Checking tokio-util v0.6.7
[INFO] [stderr]     Checking h2 v0.3.4
[INFO] [stderr]     Checking tokio-native-tls v0.3.0
[INFO] [stderr]     Checking hyper v0.14.12
[INFO] [stderr]    Compiling serde_derive v1.0.130
[INFO] [stderr]    Compiling phf_macros v0.8.0
[INFO] [stderr]    Compiling html5ever v0.25.1
[INFO] [stderr]    Compiling cssparser v0.27.2
[INFO] [stderr]    Compiling cssparser-macros v0.6.0
[INFO] [stderr]    Compiling derive_more v0.99.16
[INFO] [stderr]     Checking phf v0.8.0
[INFO] [stderr]     Checking hyper-tls v0.5.0
[INFO] [stderr]     Checking serde v1.0.130
[INFO] [stderr]     Checking string_cache v0.8.1
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[INFO] [stderr]     Checking scraper v0.12.0
[INFO] [stderr]     Checking html2text v0.2.1
[INFO] [stderr]     Checking milcheck v0.2.6 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `input_handle`
[INFO] [stdout]   --> src/event.rs:23:5
[INFO] [stdout]    |
[INFO] [stdout] 23 |     input_handle: JoinHandle<Result<(), Error>>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `tick_handle`
[INFO] [stdout]   --> src/event.rs:24:5
[INFO] [stdout]    |
[INFO] [stdout] 24 |     tick_handle: JoinHandle<Result<(), Error>>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `finish`
[INFO] [stdout]   --> src/event.rs:79:12
[INFO] [stdout]    |
[INFO] [stdout] 79 |     pub fn finish(self) -> Result<(), Error> {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `input_handle`
[INFO] [stdout]   --> src/event.rs:23:5
[INFO] [stdout]    |
[INFO] [stdout] 23 |     input_handle: JoinHandle<Result<(), Error>>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `tick_handle`
[INFO] [stdout]   --> src/event.rs:24:5
[INFO] [stdout]    |
[INFO] [stdout] 24 |     tick_handle: JoinHandle<Result<(), Error>>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `finish`
[INFO] [stdout]   --> src/event.rs:79:12
[INFO] [stdout]    |
[INFO] [stdout] 79 |     pub fn finish(self) -> Result<(), Error> {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 45.17s
[INFO] running `Command { std: "docker" "inspect" "c858fdcdd2c415624ec2f8b16808c2f00d78ae3c1d4bb0e4839566d1aaa11f7b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c858fdcdd2c415624ec2f8b16808c2f00d78ae3c1d4bb0e4839566d1aaa11f7b", kill_on_drop: false }`
[INFO] [stdout] c858fdcdd2c415624ec2f8b16808c2f00d78ae3c1d4bb0e4839566d1aaa11f7b
