[INFO] updating cached repository https://github.com/astlouisf/krampus [INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/mnt/big/crater/work/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"` [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] c271dc04b014aaa64dab4bf2fb1646bb7d8d0910 [INFO] checking astlouisf/krampus against try#e689e5eaefe96e6dc3ed5bb629c521b7d207aff7 for pr-64398 [INFO] running `"git" "clone" "work/cache/git-repos/https%3A%2F%2Fgithub.com%2Fastlouisf%2Fkrampus" "work/builds/worker-4/source"` [INFO] [stderr] Cloning into 'work/builds/worker-4/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/astlouisf/krampus on toolchain e689e5eaefe96e6dc3ed5bb629c521b7d207aff7-alt [INFO] running `"/mnt/big/crater/work/cargo-home/bin/cargo" "+e689e5eaefe96e6dc3ed5bb629c521b7d207aff7-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking git repo https://github.com/astlouisf/krampus [INFO] finished tweaking git repo https://github.com/astlouisf/krampus [INFO] tweaked toml for git repo https://github.com/astlouisf/krampus written to work/builds/worker-4/source/Cargo.toml [INFO] crate git repo https://github.com/astlouisf/krampus already has a lockfile, it will not be regenerated [INFO] running `"/mnt/big/crater/work/cargo-home/bin/cargo" "+e689e5eaefe96e6dc3ed5bb629c521b7d207aff7-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/mnt/big/crater/work/builds/worker-4/source:/opt/rustwide/workdir:ro,Z" "-v" "/mnt/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+e689e5eaefe96e6dc3ed5bb629c521b7d207aff7-alt" "check" "--frozen" "--all" "--all-targets"` [INFO] [stdout] 9649f64924524a2c38403f1f9e905c2f380c76709354d72b12f378eb2f806bc1 [INFO] running `"docker" "start" "-a" "9649f64924524a2c38403f1f9e905c2f380c76709354d72b12f378eb2f806bc1"` [INFO] [stderr] Compiling openssl v0.9.21 [INFO] [stderr] Compiling openssl-sys v0.9.21 [INFO] [stderr] Checking csv-core v0.1.3 [INFO] [stderr] Checking rust-crypto v0.2.36 [INFO] [stderr] Checking docopt v0.8.1 [INFO] [stderr] Checking handlebars v0.29.1 [INFO] [stderr] Checking csv v1.0.0-beta.5 [INFO] [stderr] Checking native-tls v0.1.4 [INFO] [stderr] Checking lettre v0.7.0 [INFO] [stderr] Checking krampus v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] warning: unused import: `lettre::smtp::SUBMISSION_PORT` [INFO] [stderr] --> src/main.rs:17:5 [INFO] [stderr] | [INFO] [stderr] 17 | use lettre::smtp::SUBMISSION_PORT; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `n` [INFO] [stderr] --> src/main.rs:115:14 [INFO] [stderr] | [INFO] [stderr] 115 | Some(n) => panic!("Not enough themes"), [INFO] [stderr] | ^ help: consider prefixing with an underscore: `_n` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `sender` [INFO] [stderr] --> src/main.rs:162:17 [INFO] [stderr] | [INFO] [stderr] 162 | let mut sender = FileEmailTransport::new(dir); [INFO] [stderr] | ^^^^^^ help: consider prefixing with an underscore: `_sender` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:147:9 [INFO] [stderr] | [INFO] [stderr] 147 | let mut emails : Vec = matches [INFO] [stderr] | ----^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:162:13 [INFO] [stderr] | [INFO] [stderr] 162 | let mut sender = FileEmailTransport::new(dir); [INFO] [stderr] | ----^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/main.rs:127:5 [INFO] [stderr] | [INFO] [stderr] 127 | handlebars.register_template_file(template_name, template_file); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_must_use)]` on by default [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/main.rs:178:13 [INFO] [stderr] | [INFO] [stderr] 178 | mailer.send(&email); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused import: `lettre::smtp::SUBMISSION_PORT` [INFO] [stderr] --> src/main.rs:17:5 [INFO] [stderr] | [INFO] [stderr] 17 | use lettre::smtp::SUBMISSION_PORT; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `n` [INFO] [stderr] --> src/main.rs:115:14 [INFO] [stderr] | [INFO] [stderr] 115 | Some(n) => panic!("Not enough themes"), [INFO] [stderr] | ^ help: consider prefixing with an underscore: `_n` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `sender` [INFO] [stderr] --> src/main.rs:162:17 [INFO] [stderr] | [INFO] [stderr] 162 | let mut sender = FileEmailTransport::new(dir); [INFO] [stderr] | ^^^^^^ help: consider prefixing with an underscore: `_sender` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:147:9 [INFO] [stderr] | [INFO] [stderr] 147 | let mut emails : Vec = matches [INFO] [stderr] | ----^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:162:13 [INFO] [stderr] | [INFO] [stderr] 162 | let mut sender = FileEmailTransport::new(dir); [INFO] [stderr] | ----^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/main.rs:127:5 [INFO] [stderr] | [INFO] [stderr] 127 | handlebars.register_template_file(template_name, template_file); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_must_use)]` on by default [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/main.rs:178:13 [INFO] [stderr] | [INFO] [stderr] 178 | mailer.send(&email); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 37.10s [INFO] running `"docker" "inspect" "9649f64924524a2c38403f1f9e905c2f380c76709354d72b12f378eb2f806bc1"` [INFO] running `"docker" "rm" "-f" "9649f64924524a2c38403f1f9e905c2f380c76709354d72b12f378eb2f806bc1"` [INFO] [stdout] 9649f64924524a2c38403f1f9e905c2f380c76709354d72b12f378eb2f806bc1