[INFO] cloning repository https://github.com/remram44/access-log-to-prometheus-metrics
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/remram44/access-log-to-prometheus-metrics" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fremram44%2Faccess-log-to-prometheus-metrics", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fremram44%2Faccess-log-to-prometheus-metrics'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 3db925014a5c6c3cc47dc84311f8650dd8096347
[INFO] checking remram44/access-log-to-prometheus-metrics against try#73ffebff6f34db7eb167bf9edcf2afa19c3073e9 for pr-147841
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fremram44%2Faccess-log-to-prometheus-metrics" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/remram44/access-log-to-prometheus-metrics
[INFO] finished tweaking git repo https://github.com/remram44/access-log-to-prometheus-metrics
[INFO] tweaked toml for git repo https://github.com/remram44/access-log-to-prometheus-metrics written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/remram44/access-log-to-prometheus-metrics on toolchain 73ffebff6f34db7eb167bf9edcf2afa19c3073e9
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+73ffebff6f34db7eb167bf9edcf2afa19c3073e9" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/remram44/access-log-to-prometheus-metrics 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" "+73ffebff6f34db7eb167bf9edcf2afa19c3073e9" "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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded proc-macro2 v1.0.30
[INFO] [stderr]   Downloaded instant v0.1.11
[INFO] [stderr]   Downloaded tokio-macros v1.5.0
[INFO] [stderr]   Downloaded prometheus v0.13.0
[INFO] [stderr]   Downloaded procfs v0.10.1
[INFO] [stderr]   Downloaded hyper v0.14.13
[INFO] [stderr]   Downloaded syn v1.0.80
[INFO] [stderr]   Downloaded libc v0.2.103
[INFO] [stderr]   Downloaded tokio v1.12.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+73ffebff6f34db7eb167bf9edcf2afa19c3073e9" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b8e313c4f3d0ee1308038f051a33631c0181f62e40d8084e75b9c006854d56b7
[INFO] running `Command { std: "docker" "start" "-a" "b8e313c4f3d0ee1308038f051a33631c0181f62e40d8084e75b9c006854d56b7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b8e313c4f3d0ee1308038f051a33631c0181f62e40d8084e75b9c006854d56b7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b8e313c4f3d0ee1308038f051a33631c0181f62e40d8084e75b9c006854d56b7", kill_on_drop: false }`
[INFO] [stdout] b8e313c4f3d0ee1308038f051a33631c0181f62e40d8084e75b9c006854d56b7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+73ffebff6f34db7eb167bf9edcf2afa19c3073e9" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e10d75cf6a207c1f61232f4d8b10e32838068e8ef2f238d89b8ad7d2fe64cc7a
[INFO] running `Command { std: "docker" "start" "-a" "e10d75cf6a207c1f61232f4d8b10e32838068e8ef2f238d89b8ad7d2fe64cc7a", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.103
[INFO] [stderr]    Compiling proc-macro2 v1.0.30
[INFO] [stderr]    Compiling syn v1.0.80
[INFO] [stderr]    Compiling futures-core v0.3.17
[INFO] [stderr]     Checking pin-project-lite v0.2.7
[INFO] [stderr]    Compiling futures-task v0.3.17
[INFO] [stderr]    Compiling tokio v1.12.0
[INFO] [stderr]    Compiling futures-util v0.3.17
[INFO] [stderr]     Checking instant v0.1.11
[INFO] [stderr]    Compiling futures-channel v0.3.17
[INFO] [stderr]     Checking http v0.2.5
[INFO] [stderr]    Compiling prometheus v0.13.0
[INFO] [stderr]     Checking unicode-width v0.1.9
[INFO] [stderr]     Checking humantime v1.3.0
[INFO] [stderr]     Checking tracing v0.1.29
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]    Compiling quote v1.0.10
[INFO] [stderr]     Checking net2 v0.2.37
[INFO] [stderr]     Checking iovec v0.1.4
[INFO] [stderr]     Checking inotify-sys v0.1.5
[INFO] [stderr]     Checking mio v0.7.13
[INFO] [stderr]     Checking parking_lot_core v0.8.5
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking filetime v0.2.15
[INFO] [stderr]     Checking socket2 v0.4.2
[INFO] [stderr]     Checking env_logger v0.7.1
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]     Checking inotify v0.7.1
[INFO] [stderr]     Checking parking_lot v0.11.2
[INFO] [stderr]     Checking mio v0.6.23
[INFO] [stderr]     Checking http-body v0.4.3
[INFO] [stderr]     Checking mio-extras v2.0.6
[INFO] [stderr]     Checking notify v4.0.17
[INFO] [stderr]    Compiling tokio-macros v1.5.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.30
[INFO] [stderr]     Checking thiserror v1.0.30
[INFO] [stderr]     Checking hyper v0.14.13
[INFO] [stderr]     Checking access-log-to-prometheus-metrics v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `value`
[INFO] [stdout]   --> src/processor.rs:25:22
[INFO] [stdout]    |
[INFO] [stdout] 25 |     fn filter(&self, value: &str) -> bool {
[INFO] [stdout]    |                      ^^^^^ help: if this is intentional, prefix it with an underscore: `_value`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `value`
[INFO] [stdout]   --> src/processor.rs:25:22
[INFO] [stdout]    |
[INFO] [stdout] 25 |     fn filter(&self, value: &str) -> bool {
[INFO] [stdout]    |                      ^^^^^ help: if this is intentional, prefix it with an underscore: `_value`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `add_filter` and `add_extractor` are never used
[INFO] [stdout]    --> src/collector.rs:98:12
[INFO] [stdout]     |
[INFO] [stdout]  48 | impl LogCollectorBuilder {
[INFO] [stdout]     | ------------------------ methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout]  98 |     pub fn add_filter(&mut self, field: String, func: FilterFunc) -> Result<(), ()> {
[INFO] [stdout]     |            ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 112 |     pub fn add_extractor(&mut self, label: Option<String>, field: String, func: ExtractorFunc) -> Result<(), ()> {
[INFO] [stdout]     |            ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `add_filter` and `add_extractor` are never used
[INFO] [stdout]    --> src/collector.rs:98:12
[INFO] [stdout]     |
[INFO] [stdout]  48 | impl LogCollectorBuilder {
[INFO] [stdout]     | ------------------------ methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout]  98 |     pub fn add_filter(&mut self, field: String, func: FilterFunc) -> Result<(), ()> {
[INFO] [stdout]     |            ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 112 |     pub fn add_extractor(&mut self, label: Option<String>, field: String, func: ExtractorFunc) -> Result<(), ()> {
[INFO] [stdout]     |            ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 9.99s
[INFO] running `Command { std: "docker" "inspect" "e10d75cf6a207c1f61232f4d8b10e32838068e8ef2f238d89b8ad7d2fe64cc7a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e10d75cf6a207c1f61232f4d8b10e32838068e8ef2f238d89b8ad7d2fe64cc7a", kill_on_drop: false }`
[INFO] [stdout] e10d75cf6a207c1f61232f4d8b10e32838068e8ef2f238d89b8ad7d2fe64cc7a