[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] ae3190b9a073abea480d96cb3a43023741d16d48
[INFO] checking remram44/access-log-to-prometheus-metrics against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fremram44%2Faccess-log-to-prometheus-metrics" "/workspace/builds/worker-5-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/remram44/access-log-to-prometheus-metrics on toolchain 385fa9d845dd326c6bbfd58c22244215e431948a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[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-5-tc1/source/Cargo.toml
[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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded procfs v0.10.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e616f597bee9e781ddb656f6102718dcdd23027c87df7670b5b5a3c8aabb37c5
[INFO] running `Command { std: "docker" "start" "-a" "e616f597bee9e781ddb656f6102718dcdd23027c87df7670b5b5a3c8aabb37c5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e616f597bee9e781ddb656f6102718dcdd23027c87df7670b5b5a3c8aabb37c5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e616f597bee9e781ddb656f6102718dcdd23027c87df7670b5b5a3c8aabb37c5", kill_on_drop: false }`
[INFO] [stdout] e616f597bee9e781ddb656f6102718dcdd23027c87df7670b5b5a3c8aabb37c5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 265b9034c1443ecb9e74ddb13fd219c98cd91120de7f8013ac9191ccb01dadac
[INFO] running `Command { std: "docker" "start" "-a" "265b9034c1443ecb9e74ddb13fd219c98cd91120de7f8013ac9191ccb01dadac", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.103
[INFO] [stderr]    Compiling proc-macro2 v1.0.30
[INFO] [stderr]    Compiling log v0.4.14
[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 parking_lot_core v0.8.5
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]    Compiling futures-task v0.3.17
[INFO] [stderr]     Checking smallvec v1.7.0
[INFO] [stderr]    Compiling futures-util v0.3.17
[INFO] [stderr]     Checking instant v0.1.11
[INFO] [stderr]    Compiling tokio v1.12.0
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]     Checking itoa v0.4.8
[INFO] [stderr]     Checking slab v0.4.5
[INFO] [stderr]     Checking bytes v1.1.0
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]    Compiling futures-channel v0.3.17
[INFO] [stderr]     Checking tracing-core v0.1.21
[INFO] [stderr]     Checking try-lock v0.2.3
[INFO] [stderr]     Checking lock_api v0.4.5
[INFO] [stderr]     Checking lazycell v1.3.0
[INFO] [stderr]     Checking unicode-width v0.1.9
[INFO] [stderr]    Compiling prometheus v0.13.0
[INFO] [stderr]     Checking want v0.3.0
[INFO] [stderr]     Checking humantime v1.3.0
[INFO] [stderr]     Checking walkdir v2.3.2
[INFO] [stderr]     Checking termcolor v1.1.2
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking ansi_term v0.11.0
[INFO] [stderr]     Checking httpdate v1.0.1
[INFO] [stderr]     Checking http v0.2.5
[INFO] [stderr]     Checking tower-service v0.3.1
[INFO] [stderr]     Checking tracing v0.1.29
[INFO] [stderr]    Compiling quote v1.0.10
[INFO] [stderr]     Checking iovec v0.1.4
[INFO] [stderr]     Checking net2 v0.2.37
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking inotify-sys v0.1.5
[INFO] [stderr]     Checking mio v0.7.13
[INFO] [stderr]     Checking socket2 v0.4.2
[INFO] [stderr]     Checking filetime v0.2.15
[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 mio v0.6.23
[INFO] [stderr]     Checking parking_lot v0.11.2
[INFO] [stderr]     Checking mio-extras v2.0.6
[INFO] [stderr]     Checking notify v4.0.17
[INFO] [stderr]     Checking http-body v0.4.3
[INFO] [stderr]    Compiling thiserror-impl v1.0.30
[INFO] [stderr]    Compiling tokio-macros v1.5.0
[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)]` 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)]` 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)]` 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)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 14.86s
[INFO] running `Command { std: "docker" "inspect" "265b9034c1443ecb9e74ddb13fd219c98cd91120de7f8013ac9191ccb01dadac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "265b9034c1443ecb9e74ddb13fd219c98cd91120de7f8013ac9191ccb01dadac", kill_on_drop: false }`
[INFO] [stdout] 265b9034c1443ecb9e74ddb13fd219c98cd91120de7f8013ac9191ccb01dadac