[INFO] fetching crate heimdall 0.2.0...
[INFO] checking heimdall-0.2.0 against master#507271bc119683008ec719ecee48814e8ac86c65 for pr-146440
[INFO] extracting crate heimdall 0.2.0 into /workspace/builds/worker-1-tc1/source
[INFO] started tweaking crates.io crate heimdall 0.2.0
[INFO] finished tweaking crates.io crate heimdall 0.2.0
[INFO] tweaked toml for crates.io crate heimdall 0.2.0 written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate heimdall 0.2.0 on toolchain 507271bc119683008ec719ecee48814e8ac86c65
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+507271bc119683008ec719ecee48814e8ac86c65" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate heimdall 0.2.0 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" "+507271bc119683008ec719ecee48814e8ac86c65" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
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[INFO] [stderr]   Downloaded lettre v0.9.6
[INFO] [stderr]   Downloaded openssl-sys v0.9.74
[INFO] [stderr]   Downloaded heimdall_errors v0.1.0
[INFO] [stderr]   Downloaded openssl v0.10.40
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[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" "+507271bc119683008ec719ecee48814e8ac86c65" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b2f5dcb3df13cd8602a67b451744327e1620d07d4522fb7b2684f4750e67ec62
[INFO] running `Command { std: "docker" "start" "-a" "b2f5dcb3df13cd8602a67b451744327e1620d07d4522fb7b2684f4750e67ec62", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b2f5dcb3df13cd8602a67b451744327e1620d07d4522fb7b2684f4750e67ec62", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b2f5dcb3df13cd8602a67b451744327e1620d07d4522fb7b2684f4750e67ec62", kill_on_drop: false }`
[INFO] [stdout] b2f5dcb3df13cd8602a67b451744327e1620d07d4522fb7b2684f4750e67ec62
[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" "+507271bc119683008ec719ecee48814e8ac86c65" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 376e0ca793ab919cfbd3225656758b5a3faae1f7b1588345670c920d064aa4b8
[INFO] running `Command { std: "docker" "start" "-a" "376e0ca793ab919cfbd3225656758b5a3faae1f7b1588345670c920d064aa4b8", kill_on_drop: false }`
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[INFO] [stdout] warning: unused variable: `endpoint`
[INFO] [stdout]   --> src/heimdall/service.rs:72:21
[INFO] [stdout]    |
[INFO] [stdout] 72 |     fn check(&self, endpoint: Endpoint) -> Result<ServiceStatus, Self::CheckErrorType> {
[INFO] [stdout]    |                     ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_endpoint`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `service_status`
[INFO] [stdout]   --> src/heimdall/service.rs:76:26
[INFO] [stdout]    |
[INFO] [stdout] 76 |     fn send_alert(&self, service_status: Option<ServiceStatus>, mail_account: &MailAccount) -> Result<(), Self::SendErrorType> {
[INFO] [stdout]    |                          ^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_service_status`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `mail_account`
[INFO] [stdout]   --> src/heimdall/service.rs:76:65
[INFO] [stdout]    |
[INFO] [stdout] 76 |     fn send_alert(&self, service_status: Option<ServiceStatus>, mail_account: &MailAccount) -> Result<(), Self::SendErrorType> {
[INFO] [stdout]    |                                                                 ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_mail_account`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `subject`
[INFO] [stdout]   --> src/heimdall/mail.rs:24:29
[INFO] [stdout]    |
[INFO] [stdout] 24 |     pub fn send_mail(&self, subject: String, text: String) -> Result<(), HeimdallError> {
[INFO] [stdout]    |                             ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_subject`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `text`
[INFO] [stdout]   --> src/heimdall/mail.rs:24:46
[INFO] [stdout]    |
[INFO] [stdout] 24 |     pub fn send_mail(&self, subject: String, text: String) -> Result<(), HeimdallError> {
[INFO] [stdout]    |                                              ^^^^ help: if this is intentional, prefix it with an underscore: `_text`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `user`, `password`, `server_url`, and `to` are never read
[INFO] [stdout]  --> src/heimdall/mail.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct MailAccount {
[INFO] [stdout]   |            ----------- fields in this struct
[INFO] [stdout] 5 |     user: String,
[INFO] [stdout]   |     ^^^^
[INFO] [stdout] 6 |     password: String,
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout] 7 |     server_url: String,
[INFO] [stdout]   |     ^^^^^^^^^^
[INFO] [stdout] 8 |     to: String,
[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 variable: `endpoint`
[INFO] [stdout]   --> src/heimdall/service.rs:72:21
[INFO] [stdout]    |
[INFO] [stdout] 72 |     fn check(&self, endpoint: Endpoint) -> Result<ServiceStatus, Self::CheckErrorType> {
[INFO] [stdout]    |                     ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_endpoint`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `service_status`
[INFO] [stdout]   --> src/heimdall/service.rs:76:26
[INFO] [stdout]    |
[INFO] [stdout] 76 |     fn send_alert(&self, service_status: Option<ServiceStatus>, mail_account: &MailAccount) -> Result<(), Self::SendErrorType> {
[INFO] [stdout]    |                          ^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_service_status`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `mail_account`
[INFO] [stdout]   --> src/heimdall/service.rs:76:65
[INFO] [stdout]    |
[INFO] [stdout] 76 |     fn send_alert(&self, service_status: Option<ServiceStatus>, mail_account: &MailAccount) -> Result<(), Self::SendErrorType> {
[INFO] [stdout]    |                                                                 ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_mail_account`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `subject`
[INFO] [stdout]   --> src/heimdall/mail.rs:24:29
[INFO] [stdout]    |
[INFO] [stdout] 24 |     pub fn send_mail(&self, subject: String, text: String) -> Result<(), HeimdallError> {
[INFO] [stdout]    |                             ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_subject`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `text`
[INFO] [stdout]   --> src/heimdall/mail.rs:24:46
[INFO] [stdout]    |
[INFO] [stdout] 24 |     pub fn send_mail(&self, subject: String, text: String) -> Result<(), HeimdallError> {
[INFO] [stdout]    |                                              ^^^^ help: if this is intentional, prefix it with an underscore: `_text`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `user`, `password`, `server_url`, and `to` are never read
[INFO] [stdout]  --> src/heimdall/mail.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct MailAccount {
[INFO] [stdout]   |            ----------- fields in this struct
[INFO] [stdout] 5 |     user: String,
[INFO] [stdout]   |     ^^^^
[INFO] [stdout] 6 |     password: String,
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout] 7 |     server_url: String,
[INFO] [stdout]   |     ^^^^^^^^^^
[INFO] [stdout] 8 |     to: String,
[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 32.87s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: nom v4.2.3, openssl v0.10.40
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 4`
[INFO] running `Command { std: "docker" "inspect" "376e0ca793ab919cfbd3225656758b5a3faae1f7b1588345670c920d064aa4b8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "376e0ca793ab919cfbd3225656758b5a3faae1f7b1588345670c920d064aa4b8", kill_on_drop: false }`
[INFO] [stdout] 376e0ca793ab919cfbd3225656758b5a3faae1f7b1588345670c920d064aa4b8
