[INFO] fetching crate ptth_server 1.2.1...
[INFO] checking ptth_server-1.2.1 against try#45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4 for pr-83744
[INFO] extracting crate ptth_server 1.2.1 into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate ptth_server 1.2.1 on toolchain 45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate ptth_server 1.2.1
[INFO] finished tweaking crates.io crate ptth_server 1.2.1
[INFO] tweaked toml for crates.io crate ptth_server 1.2.1 written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] crate crates.io crate ptth_server 1.2.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded heim-common v0.1.0-rc.1
[INFO] [stderr]   Downloaded heim-cpu v0.1.0-rc.1
[INFO] [stderr]   Downloaded platforms v1.0.3
[INFO] [stderr]   Downloaded heim-process v0.1.1-rc.1
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[INFO] [stderr]   Downloaded heim-net v0.1.0-rc.1
[INFO] [stderr]   Downloaded js-sys v0.3.49
[INFO] [stderr]   Downloaded wasm-bindgen-futures v0.4.22
[INFO] [stderr]   Downloaded heim v0.1.0-rc.1
[INFO] [stderr]   Downloaded web-sys v0.3.49
[INFO] [stderr]   Downloaded rusty_ulid v0.10.1
[INFO] [stderr]   Downloaded ordered-float v2.0.1
[INFO] [stderr]   Downloaded heim-host v0.1.0-rc.1
[INFO] [stderr]   Downloaded darwin-libproc v0.2.0
[INFO] [stderr]   Downloaded tokio-util v0.6.5
[INFO] [stderr]   Downloaded darwin-libproc-sys v0.2.0
[INFO] [stderr]   Downloaded nix v0.19.1
[INFO] [stderr]   Downloaded uom v0.30.0
[INFO] [stderr]   Downloaded heim-runtime v0.1.0-rc.1
[INFO] [stderr]   Downloaded always_equal v1.0.0
[INFO] [stderr]   Downloaded ptth_core v1.2.0
[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" "rustops/crates-build-env@sha256:c46a2d1a26fb48b37929c74ca49dd9409f2375a0a3bdb8fe07617f3ffccaa889" "/opt/rustwide/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "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] d4a6f310565128678ea6e579ca29a6f5475ee9af906578d16bf7840010ca2cbe
[INFO] running `Command { std: "docker" "start" "-a" "d4a6f310565128678ea6e579ca29a6f5475ee9af906578d16bf7840010ca2cbe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d4a6f310565128678ea6e579ca29a6f5475ee9af906578d16bf7840010ca2cbe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d4a6f310565128678ea6e579ca29a6f5475ee9af906578d16bf7840010ca2cbe", kill_on_drop: false }`
[INFO] [stdout] d4a6f310565128678ea6e579ca29a6f5475ee9af906578d16bf7840010ca2cbe
[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" "rustops/crates-build-env@sha256:c46a2d1a26fb48b37929c74ca49dd9409f2375a0a3bdb8fe07617f3ffccaa889" "/opt/rustwide/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c0156f733645dde09d658b7791f3790ccba7901fc7b0794e7b1c43afe42d7e28
[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" "c0156f733645dde09d658b7791f3790ccba7901fc7b0794e7b1c43afe42d7e28", kill_on_drop: false }`
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[INFO] [stderr]    Compiling openssl-sys v0.9.61
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[INFO] [stderr]    Compiling pest_generator v2.1.3
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[INFO] [stderr]    Compiling futures-macro v0.3.13
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[INFO] [stderr]    Compiling thiserror-impl v1.0.24
[INFO] [stderr]    Compiling pest_derive v2.1.0
[INFO] [stderr]    Compiling structopt-derive v0.4.14
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[INFO] [stderr]     Checking pin-project v1.0.5
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[INFO] [stderr]     Checking heim-runtime v0.1.0-rc.1
[INFO] [stderr]     Checking tokio-util v0.6.5
[INFO] [stderr]     Checking tokio-native-tls v0.3.0
[INFO] [stderr]     Checking tokio-stream v0.1.5
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[INFO] [stderr]     Checking serde_urlencoded v0.7.0
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[INFO] [stderr]     Checking heim-cpu v0.1.0-rc.1
[INFO] [stderr]     Checking heim-net v0.1.0-rc.1
[INFO] [stderr]     Checking heim-process v0.1.1-rc.1
[INFO] [stderr]     Checking rusty_ulid v0.10.1
[INFO] [stderr]     Checking tracing-subscriber v0.2.17
[INFO] [stderr]     Checking handlebars v3.5.3
[INFO] [stderr]     Checking heim v0.1.0-rc.1
[INFO] [stderr]     Checking hyper-tls v0.5.0
[INFO] [stderr]     Checking ptth_core v1.2.0
[INFO] [stderr]     Checking reqwest v0.11.2
[INFO] [stderr]     Checking ptth_server v1.2.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `len`
[INFO] [stdout]    --> src/lib.rs:101:19
[INFO] [stdout]     |
[INFO] [stdout] 101 |                     if let Some (len) = len {
[INFO] [stdout]     |                                  ^^^ help: if this is intentional, prefix it with an underscore: `_len`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `len`
[INFO] [stdout]    --> src/lib.rs:101:19
[INFO] [stdout]     |
[INFO] [stdout] 101 |                     if let Some (len) = len {
[INFO] [stdout]     |                                  ^^^ help: if this is intentional, prefix it with an underscore: `_len`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[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 dev [unoptimized + debuginfo] target(s) in 2m 30s
[INFO] running `Command { std: "docker" "inspect" "c0156f733645dde09d658b7791f3790ccba7901fc7b0794e7b1c43afe42d7e28", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c0156f733645dde09d658b7791f3790ccba7901fc7b0794e7b1c43afe42d7e28", kill_on_drop: false }`
[INFO] [stdout] c0156f733645dde09d658b7791f3790ccba7901fc7b0794e7b1c43afe42d7e28