[INFO] fetching crate ufmclient 0.1.2...
[INFO] checking ufmclient-0.1.2 against master#6162f6f12339aa81fe16b8a64644ead497e411b2 for pr-113242
[INFO] extracting crate ufmclient 0.1.2 into /workspace/builds/worker-2-tc1/source
[INFO] validating manifest of crates.io crate ufmclient 0.1.2 on toolchain 6162f6f12339aa81fe16b8a64644ead497e411b2
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+6162f6f12339aa81fe16b8a64644ead497e411b2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate ufmclient 0.1.2
[INFO] finished tweaking crates.io crate ufmclient 0.1.2
[INFO] tweaked toml for crates.io crate ufmclient 0.1.2 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+6162f6f12339aa81fe16b8a64644ead497e411b2" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+6162f6f12339aa81fe16b8a64644ead497e411b2" "fetch" "--manifest-path" "Cargo.toml", 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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:a420fdec406141845121210faa381f8029b0be6d4170deff7c4445a424f67918" "/opt/rustwide/cargo-home/bin/cargo" "+6162f6f12339aa81fe16b8a64644ead497e411b2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ce4fdde2e3af49fa3fb08773920931b4bf15982f34e7ce7ac3f4374de6d4e76b
[INFO] running `Command { std: "docker" "start" "-a" "ce4fdde2e3af49fa3fb08773920931b4bf15982f34e7ce7ac3f4374de6d4e76b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ce4fdde2e3af49fa3fb08773920931b4bf15982f34e7ce7ac3f4374de6d4e76b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ce4fdde2e3af49fa3fb08773920931b4bf15982f34e7ce7ac3f4374de6d4e76b", kill_on_drop: false }`
[INFO] [stdout] ce4fdde2e3af49fa3fb08773920931b4bf15982f34e7ce7ac3f4374de6d4e76b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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:a420fdec406141845121210faa381f8029b0be6d4170deff7c4445a424f67918" "/opt/rustwide/cargo-home/bin/cargo" "+6162f6f12339aa81fe16b8a64644ead497e411b2" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 92ccc6b651bb57ba015c23ad36b0239f9b42726c5bff560316656dc10bd82c3f
[INFO] running `Command { std: "docker" "start" "-a" "92ccc6b651bb57ba015c23ad36b0239f9b42726c5bff560316656dc10bd82c3f", kill_on_drop: false }`
[INFO] [stderr]     Checking serde v1.0.164
[INFO] [stderr]     Checking openssl v0.10.55
[INFO] [stderr]     Checking hyper v0.14.27
[INFO] [stderr]     Checking log v0.4.19
[INFO] [stderr]     Checking serde_json v1.0.99
[INFO] [stderr]     Checking native-tls v0.2.11
[INFO] [stderr]     Checking tokio-native-tls v0.3.1
[INFO] [stderr]     Checking hyper-tls v0.5.0
[INFO] [stderr]     Checking ufmclient v0.1.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: method `put` is never used
[INFO] [stdout]   --> src/rest.rs:48:18
[INFO] [stdout]    |
[INFO] [stdout] 19 | impl RestClient {
[INFO] [stdout]    | --------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 48 |     pub async fn put(&self, path: &String, data: String) -> Result<(), RestError> {
[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: method `put` is never used
[INFO] [stdout]   --> src/rest.rs:48:18
[INFO] [stdout]    |
[INFO] [stdout] 19 | impl RestClient {
[INFO] [stdout]    | --------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 48 |     pub async fn put(&self, path: &String, data: String) -> Result<(), RestError> {
[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] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 9.36s
[INFO] running `Command { std: "docker" "inspect" "92ccc6b651bb57ba015c23ad36b0239f9b42726c5bff560316656dc10bd82c3f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "92ccc6b651bb57ba015c23ad36b0239f9b42726c5bff560316656dc10bd82c3f", kill_on_drop: false }`
[INFO] [stdout] 92ccc6b651bb57ba015c23ad36b0239f9b42726c5bff560316656dc10bd82c3f