[INFO] fetching crate elastic4r 0.1.0...
[INFO] checking elastic4r-0.1.0 against try#3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f for pr-87248
[INFO] extracting crate elastic4r 0.1.0 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate elastic4r 0.1.0 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 crates.io crate elastic4r 0.1.0
[INFO] finished tweaking crates.io crate elastic4r 0.1.0
[INFO] tweaked toml for crates.io crate elastic4r 0.1.0 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate crates.io crate elastic4r 0.1.0 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 libc v0.2.81
[INFO] [stderr]   Downloaded directories v2.0.2
[INFO] [stderr]   Downloaded confy v0.4.0
[INFO] [stderr]   Downloaded serde_derive v1.0.118
[INFO] [stderr]   Downloaded serde v1.0.118
[INFO] [stderr]   Downloaded syn v1.0.55
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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] 586599dbf5457cf4582b1bbf1419442738180f70f1a29bb75ff19456356ad04d
[INFO] running `Command { std: "docker" "start" "-a" "586599dbf5457cf4582b1bbf1419442738180f70f1a29bb75ff19456356ad04d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "586599dbf5457cf4582b1bbf1419442738180f70f1a29bb75ff19456356ad04d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "586599dbf5457cf4582b1bbf1419442738180f70f1a29bb75ff19456356ad04d", kill_on_drop: false }`
[INFO] [stdout] 586599dbf5457cf4582b1bbf1419442738180f70f1a29bb75ff19456356ad04d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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] a7fa6d8bbad479b48aab33ce687867eb6ab8ef8bca21e2194ec42dfde6be82bf
[INFO] running `Command { std: "docker" "start" "-a" "a7fa6d8bbad479b48aab33ce687867eb6ab8ef8bca21e2194ec42dfde6be82bf", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.55
[INFO] [stderr]     Checking unicode-width v0.1.8
[INFO] [stderr]     Checking vec_map v0.8.2
[INFO] [stderr]     Checking ansi_term v0.11.0
[INFO] [stderr]     Checking strsim v0.8.0
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling quote v1.0.8
[INFO] [stderr]     Checking bitflags v1.2.1
[INFO] [stderr]     Checking dirs-sys v0.3.5
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking directories v2.0.2
[INFO] [stderr]     Checking dirs v3.0.1
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]    Compiling serde_derive v1.0.118
[INFO] [stderr]    Compiling structopt-derive v0.4.14
[INFO] [stderr]     Checking structopt v0.3.21
[INFO] [stderr]     Checking serde v1.0.118
[INFO] [stderr]     Checking toml v0.5.8
[INFO] [stderr]     Checking confy v0.4.0
[INFO] [stderr]     Checking elastic4r v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function is never used: `read_config`
[INFO] [stdout]   --> src/config.rs:35:8
[INFO] [stdout]    |
[INFO] [stdout] 35 | pub fn read_config(p: &Option<PathBuf>) -> Config {
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `create_path_in_config_dir`
[INFO] [stdout]   --> src/config.rs:44:8
[INFO] [stdout]    |
[INFO] [stdout] 44 | pub fn create_path_in_config_dir(file_name: &str) -> PathBuf {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `read_config`
[INFO] [stdout]   --> src/config.rs:35:8
[INFO] [stdout]    |
[INFO] [stdout] 35 | pub fn read_config(p: &Option<PathBuf>) -> Config {
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `create_path_in_config_dir`
[INFO] [stdout]   --> src/config.rs:44:8
[INFO] [stdout]    |
[INFO] [stdout] 44 | pub fn create_path_in_config_dir(file_name: &str) -> PathBuf {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 26.70s
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "a7fa6d8bbad479b48aab33ce687867eb6ab8ef8bca21e2194ec42dfde6be82bf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a7fa6d8bbad479b48aab33ce687867eb6ab8ef8bca21e2194ec42dfde6be82bf", kill_on_drop: false }`
[INFO] [stdout] a7fa6d8bbad479b48aab33ce687867eb6ab8ef8bca21e2194ec42dfde6be82bf