[INFO] cloning repository https://github.com/phyber/tweetdelete-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/phyber/tweetdelete-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fphyber%2Ftweetdelete-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fphyber%2Ftweetdelete-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 39767646f77c57eef46279d1d96d45454dadaf70
[INFO] checking phyber/tweetdelete-rs against try#3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f for pr-87248
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fphyber%2Ftweetdelete-rs" "/workspace/builds/worker-3/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/phyber/tweetdelete-rs on toolchain 3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/phyber/tweetdelete-rs
[INFO] finished tweaking git repo https://github.com/phyber/tweetdelete-rs
[INFO] tweaked toml for git repo https://github.com/phyber/tweetdelete-rs written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/phyber/tweetdelete-rs already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded shellexpand v2.0.0
[INFO] [stderr]   Downloaded serde_yaml v0.8.14
[INFO] [stderr]   Downloaded egg-mode v0.15.0
[INFO] [stderr]   Downloaded rustls-native-certs v0.3.0
[INFO] [stderr]   Downloaded termcolor v1.1.1
[INFO] [stderr]   Downloaded unicode-normalization v0.1.15
[INFO] [stderr]   Downloaded ring v0.16.16
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6f0510d40e32062893dd550aeb6d891cf9238e608c6629cac28257c5cd8940b1
[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" "6f0510d40e32062893dd550aeb6d891cf9238e608c6629cac28257c5cd8940b1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6f0510d40e32062893dd550aeb6d891cf9238e608c6629cac28257c5cd8940b1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6f0510d40e32062893dd550aeb6d891cf9238e608c6629cac28257c5cd8940b1", kill_on_drop: false }`
[INFO] [stdout] 6f0510d40e32062893dd550aeb6d891cf9238e608c6629cac28257c5cd8940b1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c814dd539152b54fabf66a49a1078736d39b521791f9ac600373435d8a9ff959
[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" "c814dd539152b54fabf66a49a1078736d39b521791f9ac600373435d8a9ff959", kill_on_drop: false }`
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[INFO] [stderr]    Compiling pin-project-internal v1.0.1
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[INFO] [stderr]    Compiling futures-macro v0.3.8
[INFO] [stderr]    Compiling serde_derive v1.0.117
[INFO] [stderr]    Compiling thiserror-impl v1.0.22
[INFO] [stderr]    Compiling derive_more v0.99.11
[INFO] [stderr]     Checking thiserror v1.0.22
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[INFO] [stderr]     Checking serde_yaml v0.8.14
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[INFO] [stderr]     Checking tweetdelete v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: associated function is never used: `log_file`
[INFO] [stdout]    --> src/config.rs:110:12
[INFO] [stdout]     |
[INFO] [stdout] 110 |     pub fn log_file(&self) -> &Option<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: `log_file`
[INFO] [stdout]    --> src/config.rs:110:12
[INFO] [stdout]     |
[INFO] [stdout] 110 |     pub fn log_file(&self) -> &Option<String> {
[INFO] [stdout]     |            ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` 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 54.35s
[INFO] running `Command { std: "docker" "inspect" "c814dd539152b54fabf66a49a1078736d39b521791f9ac600373435d8a9ff959", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c814dd539152b54fabf66a49a1078736d39b521791f9ac600373435d8a9ff959", kill_on_drop: false }`
[INFO] [stdout] c814dd539152b54fabf66a49a1078736d39b521791f9ac600373435d8a9ff959