[INFO] cloning repository https://github.com/chriskrycho/lightning-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/chriskrycho/lightning-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fchriskrycho%2Flightning-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fchriskrycho%2Flightning-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] fac72459a97ac1551eb612fd323efd93a887cfe1
[INFO] checking chriskrycho/lightning-rs against try#b2f80f6008cdafc35b4472bd46afa16cc6b0cd63 for pr-79470
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fchriskrycho%2Flightning-rs" "/workspace/builds/worker-9/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-9/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/chriskrycho/lightning-rs on toolchain b2f80f6008cdafc35b4472bd46afa16cc6b0cd63
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b2f80f6008cdafc35b4472bd46afa16cc6b0cd63" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/chriskrycho/lightning-rs
[INFO] finished tweaking git repo https://github.com/chriskrycho/lightning-rs
[INFO] tweaked toml for git repo https://github.com/chriskrycho/lightning-rs written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] crate git repo https://github.com/chriskrycho/lightning-rs already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b2f80f6008cdafc35b4472bd46afa16cc6b0cd63" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded flate2-crc v0.1.1
[INFO] [stderr]   Downloaded syn v0.15.21
[INFO] [stderr]   Downloaded quick-xml v0.4.2
[INFO] [stderr]   Downloaded structopt-derive v0.2.13
[INFO] [stderr]   Downloaded structopt v0.2.13
[INFO] [stderr]   Downloaded flate2 v1.0.5
[INFO] [stderr]   Downloaded onig v4.2.1
[INFO] [stderr]   Downloaded serde_yaml v0.8.7
[INFO] [stderr]   Downloaded pulldown-cmark v0.0.11
[INFO] [stderr]   Downloaded onig_sys v69.0.0
[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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+b2f80f6008cdafc35b4472bd46afa16cc6b0cd63" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7558f3b10979b386ad372d1af66f0c73976ee090d63a827b0681b8f9aad2c557
[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" "7558f3b10979b386ad372d1af66f0c73976ee090d63a827b0681b8f9aad2c557", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7558f3b10979b386ad372d1af66f0c73976ee090d63a827b0681b8f9aad2c557", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7558f3b10979b386ad372d1af66f0c73976ee090d63a827b0681b8f9aad2c557", kill_on_drop: false }`
[INFO] [stdout] 7558f3b10979b386ad372d1af66f0c73976ee090d63a827b0681b8f9aad2c557
[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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+b2f80f6008cdafc35b4472bd46afa16cc6b0cd63" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 54f3cc6a09d5b035de189a3c2376331644f47ea3ca255239983764f851df9f0d
[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" "54f3cc6a09d5b035de189a3c2376331644f47ea3ca255239983764f851df9f0d", kill_on_drop: false }`
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]     Checking bitflags v1.0.4
[INFO] [stderr]     Checking cfg-if v0.1.6
[INFO] [stderr]    Compiling pkg-config v0.3.14
[INFO] [stderr]     Checking byteorder v1.2.7
[INFO] [stderr]    Compiling flate2-crc v0.1.1
[INFO] [stderr]     Checking unicode-width v0.1.5
[INFO] [stderr]     Checking safemem v0.3.0
[INFO] [stderr]    Compiling plist v0.3.0
[INFO] [stderr]    Compiling unicode-segmentation v1.2.1
[INFO] [stderr]    Compiling pulldown-cmark v0.0.11
[INFO] [stderr]     Checking itoa v0.4.3
[INFO] [stderr]     Checking same-file v1.0.4
[INFO] [stderr]     Checking lazy_static v1.2.0
[INFO] [stderr]     Checking ucd-util v0.1.3
[INFO] [stderr]     Checking strsim v0.7.0
[INFO] [stderr]     Checking lazycell v1.2.0
[INFO] [stderr]     Checking fnv v1.0.6
[INFO] [stderr]     Checking dtoa v0.4.3
[INFO] [stderr]     Checking glob v0.2.11
[INFO] [stderr]     Checking humantime v1.1.1
[INFO] [stderr]     Checking xml-rs v0.7.0
[INFO] [stderr]     Checking log v0.4.6
[INFO] [stderr]     Checking textwrap v0.10.0
[INFO] [stderr]    Compiling proc-macro2 v0.4.24
[INFO] [stderr]     Checking walkdir v2.2.7
[INFO] [stderr]     Checking regex-syntax v0.6.3
[INFO] [stderr]     Checking atty v0.2.11
[INFO] [stderr]     Checking miniz-sys v0.1.11
[INFO] [stderr]     Checking serde_json v1.0.33
[INFO] [stderr]     Checking base64 v0.9.3
[INFO] [stderr]     Checking bincode v1.0.1
[INFO] [stderr]    Compiling heck v0.3.0
[INFO] [stderr]     Checking serde_yaml v0.8.7
[INFO] [stderr]     Checking clap v2.32.0
[INFO] [stderr]     Checking log v0.3.9
[INFO] [stderr]    Compiling onig_sys v69.0.0
[INFO] [stderr]     Checking quick-xml v0.4.2
[INFO] [stderr]     Checking flate2 v1.0.5
[INFO] [stderr]    Compiling quote v0.6.10
[INFO] [stderr]    Compiling syn v0.15.21
[INFO] [stderr]     Checking onig v4.2.1
[INFO] [stderr]    Compiling structopt-derive v0.2.13
[INFO] [stderr]    Compiling serde_derive v1.0.80
[INFO] [stderr]     Checking structopt v0.2.13
[INFO] [stderr]     Checking syntect v3.0.2
[INFO] [stderr]     Checking lightning v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `Path`
[INFO] [stdout]  --> src/builder.rs:7:17
[INFO] [stdout]   |
[INFO] [stdout] 7 | use std::path::{Path, PathBuf};
[INFO] [stdout]   |                 ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Path`
[INFO] [stdout]  --> src/builder.rs:7:17
[INFO] [stdout]   |
[INFO] [stdout] 7 | use std::path::{Path, PathBuf};
[INFO] [stdout]   |                 ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/config.rs:44:51
[INFO] [stdout]    |
[INFO] [stdout] 44 |             .map_err(|reason| String::from(reason.description()))?;
[INFO] [stdout]    |                                                   ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/config.rs:44:51
[INFO] [stdout]    |
[INFO] [stdout] 44 |             .map_err(|reason| String::from(reason.description()))?;
[INFO] [stdout]    |                                                   ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `load_templates`
[INFO] [stdout]   --> src/builder.rs:88:4
[INFO] [stdout]    |
[INFO] [stdout] 88 | fn load_templates(_site_directory: &PathBuf, _config: &Config) -> Result<Paths, String> {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/validated_types.rs:10:12
[INFO] [stdout]    |
[INFO] [stdout] 10 |     pub fn new(unvalidated_url: &str) -> Result<Url, String> {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `value`
[INFO] [stdout]   --> src/validated_types.rs:16:12
[INFO] [stdout]    |
[INFO] [stdout] 16 |     pub fn value(&self) -> String {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `load_templates`
[INFO] [stdout]   --> src/builder.rs:88:4
[INFO] [stdout]    |
[INFO] [stdout] 88 | fn load_templates(_site_directory: &PathBuf, _config: &Config) -> Result<Paths, String> {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/validated_types.rs:10:12
[INFO] [stdout]    |
[INFO] [stdout] 10 |     pub fn new(unvalidated_url: &str) -> Result<Url, String> {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `value`
[INFO] [stdout]   --> src/validated_types.rs:16:12
[INFO] [stdout]    |
[INFO] [stdout] 16 |     pub fn value(&self) -> String {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 52.28s
[INFO] running `Command { std: "docker" "inspect" "54f3cc6a09d5b035de189a3c2376331644f47ea3ca255239983764f851df9f0d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "54f3cc6a09d5b035de189a3c2376331644f47ea3ca255239983764f851df9f0d", kill_on_drop: false }`
[INFO] [stdout] 54f3cc6a09d5b035de189a3c2376331644f47ea3ca255239983764f851df9f0d