[INFO] cloning repository https://github.com/Bartinos/service-health-checker
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Bartinos/service-health-checker" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBartinos%2Fservice-health-checker", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBartinos%2Fservice-health-checker'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 9db009fee83f3191dfe74b0b8d1004a00bb5d1e6
[INFO] checking Bartinos/service-health-checker against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBartinos%2Fservice-health-checker" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/Bartinos/service-health-checker
[INFO] finished tweaking git repo https://github.com/Bartinos/service-health-checker
[INFO] tweaked toml for git repo https://github.com/Bartinos/service-health-checker written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/Bartinos/service-health-checker on toolchain 4f260f0f20b3133d20cfb50353c0221943af5796
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/Bartinos/service-health-checker 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" "+4f260f0f20b3133d20cfb50353c0221943af5796" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 687e922090767dd0b4b01fcc15954d75e156f0c1cbb7e5e089eb07fa00aeced3
[INFO] running `Command { std: "docker" "start" "-a" "687e922090767dd0b4b01fcc15954d75e156f0c1cbb7e5e089eb07fa00aeced3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "687e922090767dd0b4b01fcc15954d75e156f0c1cbb7e5e089eb07fa00aeced3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "687e922090767dd0b4b01fcc15954d75e156f0c1cbb7e5e089eb07fa00aeced3", kill_on_drop: false }`
[INFO] [stdout] 687e922090767dd0b4b01fcc15954d75e156f0c1cbb7e5e089eb07fa00aeced3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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 -Dunmustuse_in_always_ok" "-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3184acfec233b1f5b20289dd97a44157e433809e920fee197cdcbd748026455d
[INFO] running `Command { std: "docker" "start" "-a" "3184acfec233b1f5b20289dd97a44157e433809e920fee197cdcbd748026455d", kill_on_drop: false }`
[INFO] [stderr]    Compiling cc v1.1.12
[INFO] [stderr]    Compiling proc-macro2 v1.0.86
[INFO] [stderr]    Compiling openssl v0.10.66
[INFO] [stderr]     Checking zerocopy v0.7.35
[INFO] [stderr]    Compiling ahash v0.8.11
[INFO] [stderr]    Compiling serde v1.0.208
[INFO] [stderr]     Checking allocator-api2 v0.2.18
[INFO] [stderr]     Checking unicode-normalization v0.1.23
[INFO] [stderr]     Checking futures-core v0.3.30
[INFO] [stderr]     Checking socket2 v0.5.7
[INFO] [stderr]    Compiling curl v0.4.46
[INFO] [stderr]     Checking hostname v0.4.0
[INFO] [stderr]     Checking csv-core v0.1.11
[INFO] [stderr]     Checking nom v7.1.3
[INFO] [stderr]     Checking email-encoding v0.3.0
[INFO] [stderr]     Checking quoted_printable v0.5.1
[INFO] [stderr]     Checking email_address v0.2.9
[INFO] [stderr]     Checking fastrand v2.1.0
[INFO] [stderr]     Checking futures-util v0.3.30
[INFO] [stderr]     Checking dotenv v0.15.0
[INFO] [stderr]     Checking hashbrown v0.14.5
[INFO] [stderr]    Compiling quote v1.0.36
[INFO] [stderr]     Checking idna v0.5.0
[INFO] [stderr]    Compiling openssl-sys v0.9.103
[INFO] [stderr]    Compiling libz-sys v1.1.19
[INFO] [stderr]    Compiling psm v0.1.21
[INFO] [stderr]    Compiling curl-sys v0.4.74+curl-8.9.0
[INFO] [stderr]    Compiling stacker v0.1.15
[INFO] [stderr]    Compiling syn v2.0.74
[INFO] [stderr]     Checking url v2.5.2
[INFO] [stderr]     Checking chumsky v0.9.3
[INFO] [stderr]    Compiling native-tls v0.2.12
[INFO] [stderr]     Checking csv v1.3.0
[INFO] [stderr]    Compiling openssl-macros v0.1.1
[INFO] [stderr]     Checking lettre v0.11.7
[INFO] [stderr]     Checking service-health-checker v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::env`
[INFO] [stdout]  --> src/mail_controller.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::env;
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::fmt::format`
[INFO] [stdout]  --> src/mail_controller.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use std::fmt::format;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::fmt::format`
[INFO] [stdout]  --> src/service_checker.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::fmt::format;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `self`
[INFO] [stdout]  --> src/service_checker.rs:3:30
[INFO] [stdout]   |
[INFO] [stdout] 3 | use crate::mail_controller::{self, MailController};
[INFO] [stdout]   |                              ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `WebService`
[INFO] [stdout]  --> src/service_checker.rs:4:34
[INFO] [stdout]   |
[INFO] [stdout] 4 | use crate::services::{Checkable, WebService};
[INFO] [stdout]   |                                  ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `fmt::format` and `io`
[INFO] [stdout]  --> src/services.rs:1:25
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{error::Error, fmt::format, io};
[INFO] [stdout]   |                         ^^^^^^^^^^^  ^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `error`
[INFO] [stdout]   --> src/service_checker.rs:46:17
[INFO] [stdout]    |
[INFO] [stdout] 46 |             for error in &error_reports {
[INFO] [stdout]    |                 ^^^^^ help: if this is intentional, prefix it with an underscore: `_error`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/services.rs:15:12
[INFO] [stdout]    |
[INFO] [stdout] 14 | impl WebService {
[INFO] [stdout]    | --------------- associated function in this implementation
[INFO] [stdout] 15 |     pub fn new(service_name: String, endpoint_to_check: String) -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::env`
[INFO] [stdout]  --> src/mail_controller.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::env;
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::fmt::format`
[INFO] [stdout]  --> src/mail_controller.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use std::fmt::format;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::fmt::format`
[INFO] [stdout]  --> src/service_checker.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::fmt::format;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `self`
[INFO] [stdout]  --> src/service_checker.rs:3:30
[INFO] [stdout]   |
[INFO] [stdout] 3 | use crate::mail_controller::{self, MailController};
[INFO] [stdout]   |                              ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `WebService`
[INFO] [stdout]  --> src/service_checker.rs:4:34
[INFO] [stdout]   |
[INFO] [stdout] 4 | use crate::services::{Checkable, WebService};
[INFO] [stdout]   |                                  ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `fmt::format` and `io`
[INFO] [stdout]  --> src/services.rs:1:25
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{error::Error, fmt::format, io};
[INFO] [stdout]   |                         ^^^^^^^^^^^  ^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<std::string::String, Infallible>
[INFO] [stdout]   --> src/mail_controller.rs:21:19
[INFO] [stdout]    |
[INFO] [stdout] 21 |               from: mail_from 
[INFO] [stdout]    |  ___________________^
[INFO] [stdout] 22 | |                 .parse()
[INFO] [stdout]    | |________________________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<std::string::String, Infallible>
[INFO] [stdout]   --> src/mail_controller.rs:24:17
[INFO] [stdout]    |
[INFO] [stdout] 24 |               to: mail_to 
[INFO] [stdout]    |  _________________^
[INFO] [stdout] 25 | |                 .parse()
[INFO] [stdout]    | |________________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<std::string::String, Infallible>
[INFO] [stdout]   --> src/mail_controller.rs:27:22
[INFO] [stdout]    |
[INFO] [stdout] 27 |             subject: "Errors during service health checks".parse().unwrap(),
[INFO] [stdout]    |                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `service-health-checker` (bin "service-health-checker") due to 3 previous errors; 8 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] warning: unused variable: `error`
[INFO] [stdout]   --> src/service_checker.rs:46:17
[INFO] [stdout]    |
[INFO] [stdout] 46 |             for error in &error_reports {
[INFO] [stdout]    |                 ^^^^^ help: if this is intentional, prefix it with an underscore: `_error`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/services.rs:15:12
[INFO] [stdout]    |
[INFO] [stdout] 14 | impl WebService {
[INFO] [stdout]    | --------------- associated function in this implementation
[INFO] [stdout] 15 |     pub fn new(service_name: String, endpoint_to_check: String) -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<std::string::String, Infallible>
[INFO] [stdout]   --> src/mail_controller.rs:21:19
[INFO] [stdout]    |
[INFO] [stdout] 21 |               from: mail_from 
[INFO] [stdout]    |  ___________________^
[INFO] [stdout] 22 | |                 .parse()
[INFO] [stdout]    | |________________________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<std::string::String, Infallible>
[INFO] [stdout]   --> src/mail_controller.rs:24:17
[INFO] [stdout]    |
[INFO] [stdout] 24 |               to: mail_to 
[INFO] [stdout]    |  _________________^
[INFO] [stdout] 25 | |                 .parse()
[INFO] [stdout]    | |________________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<std::string::String, Infallible>
[INFO] [stdout]   --> src/mail_controller.rs:27:22
[INFO] [stdout]    |
[INFO] [stdout] 27 |             subject: "Errors during service health checks".parse().unwrap(),
[INFO] [stdout]    |                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `service-health-checker` (bin "service-health-checker" test) due to 3 previous errors; 8 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "3184acfec233b1f5b20289dd97a44157e433809e920fee197cdcbd748026455d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3184acfec233b1f5b20289dd97a44157e433809e920fee197cdcbd748026455d", kill_on_drop: false }`
[INFO] [stdout] 3184acfec233b1f5b20289dd97a44157e433809e920fee197cdcbd748026455d
