[INFO] cloning repository https://github.com/MKindberg/linkbot
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/MKindberg/linkbot" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMKindberg%2Flinkbot", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMKindberg%2Flinkbot'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d69bd3c5b1db318707e38b901fb448ed68af7ec1
[INFO] checking MKindberg/linkbot against try#012cd62c9add58ab3910e44c137d87db3ab70f61 for pr-155915
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMKindberg%2Flinkbot" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/MKindberg/linkbot
[INFO] finished tweaking git repo https://github.com/MKindberg/linkbot
[INFO] tweaked toml for git repo https://github.com/MKindberg/linkbot written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/MKindberg/linkbot on toolchain 012cd62c9add58ab3910e44c137d87db3ab70f61
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+012cd62c9add58ab3910e44c137d87db3ab70f61" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/MKindberg/linkbot already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+012cd62c9add58ab3910e44c137d87db3ab70f61" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]      Locking 1 package to latest compatible version
[INFO] [stderr]  Downgrading tungstenite v0.20.1 -> v0.17.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+012cd62c9add58ab3910e44c137d87db3ab70f61" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7cb68843412c639eec49522310c346bb455b7b0b12a3be458c668806e02c7d0c
[INFO] running `Command { std: "docker" "start" "-a" "7cb68843412c639eec49522310c346bb455b7b0b12a3be458c668806e02c7d0c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7cb68843412c639eec49522310c346bb455b7b0b12a3be458c668806e02c7d0c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7cb68843412c639eec49522310c346bb455b7b0b12a3be458c668806e02c7d0c", kill_on_drop: false }`
[INFO] [stdout] 7cb68843412c639eec49522310c346bb455b7b0b12a3be458c668806e02c7d0c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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" "RUSTDOCFLAGS=--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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+012cd62c9add58ab3910e44c137d87db3ab70f61" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 06c23e7eeb9332294ba46ff23d8e8583e56000ce52424b7d46f6ba4b6b5dcdc3
[INFO] running `Command { std: "docker" "start" "-a" "06c23e7eeb9332294ba46ff23d8e8583e56000ce52424b7d46f6ba4b6b5dcdc3", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.126
[INFO] [stderr]    Compiling syn v1.0.98
[INFO] [stderr]     Checking once_cell v1.13.0
[INFO] [stderr]    Compiling lock_api v0.4.7
[INFO] [stderr]     Checking bytes v1.2.0
[INFO] [stderr]    Compiling serde_derive v1.0.140
[INFO] [stderr]    Compiling ring v0.16.20
[INFO] [stderr]    Compiling futures-core v0.3.21
[INFO] [stderr]    Compiling parking_lot_core v0.9.3
[INFO] [stderr]     Checking smallvec v1.9.0
[INFO] [stderr]    Compiling serde v1.0.140
[INFO] [stderr]    Compiling tokio v1.20.4
[INFO] [stderr]    Compiling futures-task v0.3.21
[INFO] [stderr]    Compiling futures-channel v0.3.21
[INFO] [stderr]     Checking futures-sink v0.3.21
[INFO] [stderr]    Compiling generic-array v0.14.5
[INFO] [stderr]    Compiling futures-util v0.3.21
[INFO] [stderr]     Checking typenum v1.15.0
[INFO] [stderr]    Compiling rustls v0.20.6
[INFO] [stderr]     Checking futures-io v0.3.21
[INFO] [stderr]    Compiling indexmap v1.9.1
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]     Checking tracing-core v0.1.28
[INFO] [stderr]     Checking try-lock v0.2.3
[INFO] [stderr]     Checking base64 v0.13.0
[INFO] [stderr]     Checking tower-service v0.3.2
[INFO] [stderr]     Checking httpdate v1.0.2
[INFO] [stderr]     Checking cpufeatures v0.2.2
[INFO] [stderr]    Compiling mime_guess v2.0.4
[INFO] [stderr]    Compiling async-trait v0.1.56
[INFO] [stderr]     Checking http v0.2.8
[INFO] [stderr]     Checking want v0.3.0
[INFO] [stderr]     Checking utf-8 v0.7.6
[INFO] [stderr]     Checking num_threads v0.1.6
[INFO] [stderr]     Checking ipnet v2.5.0
[INFO] [stderr]     Checking mio v0.8.4
[INFO] [stderr]     Checking socket2 v0.4.4
[INFO] [stderr]     Checking num_cpus v1.13.1
[INFO] [stderr]     Checking signal-hook-registry v1.4.0
[INFO] [stderr]     Checking getrandom v0.2.7
[INFO] [stderr]     Checking parking_lot v0.12.1
[INFO] [stderr]     Checking rustls-pemfile v1.0.0
[INFO] [stderr]    Compiling serenity v0.11.4
[INFO] [stderr]     Checking rand_core v0.6.3
[INFO] [stderr]     Checking flate2 v1.0.24
[INFO] [stderr]     Checking typemap_rev v0.1.5
[INFO] [stderr]     Checking yaml-rust v0.4.5
[INFO] [stderr]     Checking http-body v0.4.5
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking ordered-float v2.10.0
[INFO] [stderr]     Checking block-buffer v0.10.2
[INFO] [stderr]     Checking crypto-common v0.1.6
[INFO] [stderr]     Checking digest v0.10.3
[INFO] [stderr]     Checking sha-1 v0.10.0
[INFO] [stderr]     Checking webpki v0.22.2
[INFO] [stderr]     Checking sct v0.7.0
[INFO] [stderr]     Checking futures v0.3.21
[INFO] [stderr]     Checking webpki-roots v0.22.4
[INFO] [stderr]    Compiling tokio-macros v1.8.0
[INFO] [stderr]    Compiling tracing-attributes v0.1.22
[INFO] [stderr]    Compiling thiserror-impl v1.0.31
[INFO] [stderr]     Checking tracing v0.1.35
[INFO] [stderr]     Checking thiserror v1.0.31
[INFO] [stderr]     Checking tokio-util v0.7.3
[INFO] [stderr]     Checking tokio-rustls v0.23.4
[INFO] [stderr]     Checking h2 v0.3.21
[INFO] [stderr]     Checking url v2.2.2
[INFO] [stderr]     Checking serde_json v1.0.82
[INFO] [stderr]     Checking serde_urlencoded v0.7.1
[INFO] [stderr]     Checking serde-value v0.7.0
[INFO] [stderr]     Checking time v0.3.11
[INFO] [stderr]     Checking tungstenite v0.17.3
[INFO] [stderr]     Checking async-tungstenite v0.17.2
[INFO] [stderr]     Checking hyper v0.14.20
[INFO] [stderr]     Checking hyper-rustls v0.23.0
[INFO] [stderr]     Checking reqwest v0.11.11
[INFO] [stderr]     Checking linkbot v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: feature `iter_intersperse` is declared but not used
[INFO] [stdout]  --> src/main.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(iter_intersperse)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_features)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: feature `iter_intersperse` is declared but not used
[INFO] [stdout]  --> src/main.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(iter_intersperse)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_features)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 47.44s
[INFO] running `Command { std: "docker" "inspect" "06c23e7eeb9332294ba46ff23d8e8583e56000ce52424b7d46f6ba4b6b5dcdc3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "06c23e7eeb9332294ba46ff23d8e8583e56000ce52424b7d46f6ba4b6b5dcdc3", kill_on_drop: false }`
[INFO] [stdout] 06c23e7eeb9332294ba46ff23d8e8583e56000ce52424b7d46f6ba4b6b5dcdc3
