[INFO] cloning repository https://github.com/MindFlavor/prometheus_folder_size_exporter
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/MindFlavor/prometheus_folder_size_exporter" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMindFlavor%2Fprometheus_folder_size_exporter", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMindFlavor%2Fprometheus_folder_size_exporter'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 5800b20e86855f407d9c5db48ad6f966a5bd2df2
[INFO] checking MindFlavor/prometheus_folder_size_exporter against 1.95.0 for pr-155915
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMindFlavor%2Fprometheus_folder_size_exporter" "/workspace/builds/worker-1-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/MindFlavor/prometheus_folder_size_exporter
[INFO] finished tweaking git repo https://github.com/MindFlavor/prometheus_folder_size_exporter
[INFO] tweaked toml for git repo https://github.com/MindFlavor/prometheus_folder_size_exporter written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/MindFlavor/prometheus_folder_size_exporter on toolchain 1.95.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.95.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/MindFlavor/prometheus_folder_size_exporter 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" "+1.95.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded thiserror-impl v1.0.38
[INFO] [stderr]   Downloaded thiserror v1.0.38
[INFO] [stderr]   Downloaded num-complex v0.4.3
[INFO] [stderr]   Downloaded proc-macro2 v1.0.51
[INFO] [stderr]   Downloaded futures-core v0.3.26
[INFO] [stderr]   Downloaded humantime v1.3.0
[INFO] [stderr]   Downloaded futures-channel v0.3.26
[INFO] [stderr]   Downloaded tokio-rustls v0.23.4
[INFO] [stderr]   Downloaded env_logger v0.7.1
[INFO] [stderr]   Downloaded termcolor v1.2.0
[INFO] [stderr]   Downloaded rustls-pemfile v1.0.2
[INFO] [stderr]   Downloaded bumpalo v3.12.0
[INFO] [stderr]   Downloaded rustls-native-certs v0.6.2
[INFO] [stderr]   Downloaded hyper-rustls v0.23.2
[INFO] [stderr]   Downloaded futures-task v0.3.26
[INFO] [stderr]   Downloaded prometheus_exporter_base v1.4.0
[INFO] [stderr]   Downloaded aho-corasick v0.7.20
[INFO] [stderr]   Downloaded serde_json v1.0.93
[INFO] [stderr]   Downloaded futures-util v0.3.26
[INFO] [stderr]   Downloaded hyper v0.14.24
[INFO] [stderr]   Downloaded regex v1.7.1
[INFO] [stderr]   Downloaded rustls v0.20.8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.95.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 10ac6176f29f34c6dfaa085654d58e04674373a3e71913c2be54e8b14ba48fd8
[INFO] running `Command { std: "docker" "start" "-a" "10ac6176f29f34c6dfaa085654d58e04674373a3e71913c2be54e8b14ba48fd8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "10ac6176f29f34c6dfaa085654d58e04674373a3e71913c2be54e8b14ba48fd8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "10ac6176f29f34c6dfaa085654d58e04674373a3e71913c2be54e8b14ba48fd8", kill_on_drop: false }`
[INFO] [stdout] 10ac6176f29f34c6dfaa085654d58e04674373a3e71913c2be54e8b14ba48fd8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.95.0" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9e7fa64b69e2f9eb63125c870fdac816aa5362479a815252e59d71348f64004f
[INFO] running `Command { std: "docker" "start" "-a" "9e7fa64b69e2f9eb63125c870fdac816aa5362479a815252e59d71348f64004f", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.51
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]    Compiling syn v1.0.107
[INFO] [stderr]    Compiling cc v1.0.79
[INFO] [stderr]     Checking once_cell v1.17.1
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]     Checking spin v0.5.2
[INFO] [stderr]     Checking untrusted v0.7.1
[INFO] [stderr]    Compiling futures-core v0.3.26
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]    Compiling tokio v1.25.0
[INFO] [stderr]     Checking itoa v1.0.5
[INFO] [stderr]    Compiling futures-task v0.3.26
[INFO] [stderr]     Checking signal-hook-registry v1.4.1
[INFO] [stderr]    Compiling num-bigint v0.4.3
[INFO] [stderr]    Compiling httparse v1.8.0
[INFO] [stderr]    Compiling rustls v0.20.8
[INFO] [stderr]     Checking mio v0.8.6
[INFO] [stderr]    Compiling futures-util v0.3.26
[INFO] [stderr]    Compiling futures-channel v0.3.26
[INFO] [stderr]     Checking http v0.2.9
[INFO] [stderr]     Checking tracing-core v0.1.30
[INFO] [stderr]     Checking aho-corasick v0.7.20
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking try-lock v0.2.4
[INFO] [stderr]     Checking base64 v0.21.0
[INFO] [stderr]     Checking regex-syntax v0.6.28
[INFO] [stderr]    Compiling serde v1.0.152
[INFO] [stderr]     Checking rustls-pemfile v1.0.2
[INFO] [stderr]    Compiling quote v1.0.23
[INFO] [stderr]     Checking tracing v0.1.37
[INFO] [stderr]     Checking http-body v0.4.5
[INFO] [stderr]     Checking want v0.3.0
[INFO] [stderr]    Compiling num-iter v0.1.43
[INFO] [stderr]    Compiling num-rational v0.4.1
[INFO] [stderr]     Checking tower-service v0.3.2
[INFO] [stderr]     Checking termcolor v1.2.0
[INFO] [stderr]    Compiling ring v0.16.20
[INFO] [stderr]     Checking httpdate v1.0.2
[INFO] [stderr]    Compiling thiserror v1.0.38
[INFO] [stderr]    Compiling serde_json v1.0.93
[INFO] [stderr]     Checking rustls-native-certs v0.6.2
[INFO] [stderr]     Checking num-complex v0.4.3
[INFO] [stderr]     Checking humantime v2.1.0
[INFO] [stderr]     Checking quick-error v1.2.3
[INFO] [stderr]     Checking ryu v1.0.12
[INFO] [stderr]    Compiling serde_derive v1.0.152
[INFO] [stderr]     Checking regex v1.7.1
[INFO] [stderr]     Checking unicode-width v0.1.10
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking humantime v1.3.0
[INFO] [stderr]     Checking ansi_term v0.12.1
[INFO] [stderr]     Checking base64 v0.13.1
[INFO] [stderr]     Checking vec_map v0.8.2
[INFO] [stderr]     Checking bitflags v1.3.2
[INFO] [stderr]     Checking strsim v0.8.0
[INFO] [stderr]     Checking clap v2.34.0
[INFO] [stderr]     Checking num v0.4.0
[INFO] [stderr]     Checking env_logger v0.9.3
[INFO] [stderr]     Checking env_logger v0.7.1
[INFO] [stderr]     Checking webpki v0.22.0
[INFO] [stderr]     Checking sct v0.7.0
[INFO] [stderr]    Compiling tokio-macros v1.8.2
[INFO] [stderr]    Compiling thiserror-impl v1.0.38
[INFO] [stderr]     Checking hyper v0.14.24
[INFO] [stderr]     Checking tokio-rustls v0.23.4
[INFO] [stderr]     Checking hyper-rustls v0.23.2
[INFO] [stderr]     Checking prometheus_exporter_base v1.4.0
[INFO] [stderr]     Checking prometheus_folder_size_exporter v0.5.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: enum `ExporterError` is never used
[INFO] [stdout]  --> src/exporter_error.rs:4:17
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub(crate) enum ExporterError {
[INFO] [stdout]   |                 ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `RecurseType` is never used
[INFO] [stdout]  --> src/folder_scanner.rs:4:17
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub(crate) enum RecurseType {
[INFO] [stdout]   |                 ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `RenderToPrometheus` is never used
[INFO] [stdout]  --> src/render_to_prometheus.rs:1:11
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub trait RenderToPrometheus {
[INFO] [stdout]   |           ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `ExporterError` is never used
[INFO] [stdout]  --> src/exporter_error.rs:4:17
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub(crate) enum ExporterError {
[INFO] [stdout]   |                 ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `RecurseType` is never used
[INFO] [stdout]  --> src/folder_scanner.rs:4:17
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub(crate) enum RecurseType {
[INFO] [stdout]   |                 ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `RenderToPrometheus` is never used
[INFO] [stdout]  --> src/render_to_prometheus.rs:1:11
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub trait RenderToPrometheus {
[INFO] [stdout]   |           ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 40.69s
[INFO] running `Command { std: "docker" "inspect" "9e7fa64b69e2f9eb63125c870fdac816aa5362479a815252e59d71348f64004f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9e7fa64b69e2f9eb63125c870fdac816aa5362479a815252e59d71348f64004f", kill_on_drop: false }`
[INFO] [stdout] 9e7fa64b69e2f9eb63125c870fdac816aa5362479a815252e59d71348f64004f
