[INFO] fetching crate br-email 0.1.8... [INFO] checking br-email-0.1.8 against try#377afada703be70d3fdff9164a481570a3cba7fe for pr-113240 [INFO] extracting crate br-email 0.1.8 into /workspace/builds/worker-7-tc2/source [INFO] validating manifest of crates.io crate br-email 0.1.8 on toolchain 377afada703be70d3fdff9164a481570a3cba7fe [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+377afada703be70d3fdff9164a481570a3cba7fe" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate br-email 0.1.8 [INFO] finished tweaking crates.io crate br-email 0.1.8 [INFO] tweaked toml for crates.io crate br-email 0.1.8 written to /workspace/builds/worker-7-tc2/source/Cargo.toml [INFO] crate crates.io crate br-email 0.1.8 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" "+377afada703be70d3fdff9164a481570a3cba7fe" "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:a420fdec406141845121210faa381f8029b0be6d4170deff7c4445a424f67918" "/opt/rustwide/cargo-home/bin/cargo" "+377afada703be70d3fdff9164a481570a3cba7fe" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 0187aaa21a7186668460cdda33725d6596b325ac0816e17f49a3a35ed684cae3 [INFO] running `Command { std: "docker" "start" "-a" "0187aaa21a7186668460cdda33725d6596b325ac0816e17f49a3a35ed684cae3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "0187aaa21a7186668460cdda33725d6596b325ac0816e17f49a3a35ed684cae3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0187aaa21a7186668460cdda33725d6596b325ac0816e17f49a3a35ed684cae3", kill_on_drop: false }` [INFO] [stdout] 0187aaa21a7186668460cdda33725d6596b325ac0816e17f49a3a35ed684cae3 [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" "-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:a420fdec406141845121210faa381f8029b0be6d4170deff7c4445a424f67918" "/opt/rustwide/cargo-home/bin/cargo" "+377afada703be70d3fdff9164a481570a3cba7fe" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] b140a9d6b523d4c01048049ebcd7bfc13c8457beeedc97f4f7507786ab2f6b59 [INFO] running `Command { std: "docker" "start" "-a" "b140a9d6b523d4c01048049ebcd7bfc13c8457beeedc97f4f7507786ab2f6b59", kill_on_drop: false }` [INFO] [stderr] Compiling version_check v0.9.4 [INFO] [stderr] Compiling quote v1.0.28 [INFO] [stderr] Compiling crossbeam-utils v0.8.16 [INFO] [stderr] Compiling typenum v1.16.0 [INFO] [stderr] Compiling crc32fast v1.3.2 [INFO] [stderr] Compiling memoffset v0.9.0 [INFO] [stderr] Compiling num-traits v0.2.15 [INFO] [stderr] Compiling crossbeam-epoch v0.9.15 [INFO] [stderr] Compiling ring v0.16.20 [INFO] [stderr] Checking scopeguard v1.1.0 [INFO] [stderr] Checking simd-adler32 v0.3.5 [INFO] [stderr] Checking encoding_index_tests v0.1.4 [INFO] [stderr] Compiling rayon-core v1.11.0 [INFO] [stderr] Checking num_cpus v1.15.0 [INFO] [stderr] Compiling num-integer v0.1.45 [INFO] [stderr] Compiling syn v1.0.109 [INFO] [stderr] Checking untrusted v0.7.1 [INFO] [stderr] Checking adler v1.0.2 [INFO] [stderr] Checking either v1.8.1 [INFO] [stderr] Checking spin v0.5.2 [INFO] [stderr] Checking miniz_oxide v0.7.1 [INFO] [stderr] Compiling num-rational v0.4.1 [INFO] [stderr] Compiling indexmap v1.9.3 [INFO] [stderr] Compiling libdeflate-sys v0.11.0 [INFO] [stderr] Compiling radium v0.7.0 [INFO] [stderr] Checking termcolor v1.1.3 [INFO] [stderr] Checking fdeflate v0.3.0 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking minimal-lexical v0.2.1 [INFO] [stderr] Checking os_str_bytes v6.5.1 [INFO] [stderr] Compiling futures-core v0.3.28 [INFO] [stderr] Compiling generic-array v0.14.7 [INFO] [stderr] Compiling proc-macro-error-attr v1.0.4 [INFO] [stderr] Compiling proc-macro-error v1.0.4 [INFO] [stderr] Compiling io-lifetimes v1.0.11 [INFO] [stderr] Checking flate2 v1.0.26 [INFO] [stderr] Compiling syn v2.0.22 [INFO] [stderr] Checking bytemuck v1.13.1 [INFO] [stderr] Compiling rustls v0.20.8 [INFO] [stderr] Checking tap v1.0.1 [INFO] [stderr] Checking regex-syntax v0.7.2 [INFO] [stderr] Checking nom v7.1.3 [INFO] [stderr] Checking wyz v0.5.1 [INFO] [stderr] Checking clap_lex v0.2.4 [INFO] [stderr] Checking crossbeam-channel v0.5.8 [INFO] [stderr] Checking rustls-pemfile v1.0.2 [INFO] [stderr] Checking thread_local v1.1.7 [INFO] [stderr] Compiling Inflector v0.11.4 [INFO] [stderr] Checking png v0.17.9 [INFO] [stderr] Checking crossbeam-deque v0.8.3 [INFO] [stderr] Checking strsim v0.10.0 [INFO] [stderr] Checking textwrap v0.16.0 [INFO] [stderr] Checking byteorder v1.4.3 [INFO] [stderr] Checking funty v2.0.0 [INFO] [stderr] Checking typed-arena v2.0.2 [INFO] [stderr] Compiling rustix v0.37.20 [INFO] [stderr] Compiling futures-util v0.3.28 [INFO] [stderr] Checking color_quant v1.1.0 [INFO] [stderr] Checking cpufeatures v0.2.8 [INFO] [stderr] Checking zopfli v0.7.4 [INFO] [stderr] Checking stderrlog v0.5.4 [INFO] [stderr] Checking rustls-native-certs v0.6.3 [INFO] [stderr] Checking unicode-normalization v0.1.22 [INFO] [stderr] Checking rgb v0.8.36 [INFO] [stderr] Checking itertools v0.10.5 [INFO] [stderr] Checking encoding-index-japanese v1.20141219.5 [INFO] [stderr] Checking encoding-index-simpchinese v1.20141219.5 [INFO] [stderr] Checking image v0.24.6 [INFO] [stderr] Checking encoding-index-korean v1.20141219.5 [INFO] [stderr] Checking encoding-index-singlebyte v1.20141219.5 [INFO] [stderr] Checking encoding-index-tradchinese v1.20141219.5 [INFO] [stderr] Checking getrandom v0.2.10 [INFO] [stderr] Checking time v0.1.45 [INFO] [stderr] Checking bitvec v1.0.1 [INFO] [stderr] Checking filetime v0.2.21 [INFO] [stderr] Checking match_cfg v0.1.0 [INFO] [stderr] Checking pin-project-lite v0.2.9 [INFO] [stderr] Checking hex v0.4.3 [INFO] [stderr] Checking quoted_printable v0.4.8 [INFO] [stderr] Checking futures-io v0.3.28 [INFO] [stderr] Checking same-file v1.0.6 [INFO] [stderr] Checking lazy_static v1.4.0 [INFO] [stderr] Checking rustc-hash v1.1.0 [INFO] [stderr] Checking wild v2.1.0 [INFO] [stderr] Checking unicode-bidi v0.3.13 [INFO] [stderr] Checking iana-time-zone v0.1.57 [INFO] [stderr] Checking block-buffer v0.10.4 [INFO] [stderr] Checking crypto-common v0.1.6 [INFO] [stderr] Checking rayon v1.7.0 [INFO] [stderr] Checking linux-raw-sys v0.3.8 [INFO] [stderr] Checking aliasable v0.1.3 [INFO] [stderr] Checking digest v0.10.7 [INFO] [stderr] Checking idna v0.3.0 [INFO] [stderr] Checking chrono v0.4.26 [INFO] [stderr] Checking walkdir v2.3.3 [INFO] [stderr] Checking sha2 v0.10.7 [INFO] [stderr] Checking encoding v0.2.33 [INFO] [stderr] Checking libdeflater v0.11.0 [INFO] [stderr] Checking sha256 v1.1.4 [INFO] [stderr] Checking hostname v0.3.1 [INFO] [stderr] Checking uuid v1.3.4 [INFO] [stderr] Checking email-encoding v0.2.0 [INFO] [stderr] Checking regex v1.8.4 [INFO] [stderr] Checking socket2 v0.4.9 [INFO] [stderr] Checking json v0.12.4 [INFO] [stderr] Checking bufstream v0.1.4 [INFO] [stderr] Checking md5 v0.7.0 [INFO] [stderr] Checking email_address v0.2.4 [INFO] [stderr] Checking textcode v0.2.2 [INFO] [stderr] Checking imap-proto v0.16.2 [INFO] [stderr] Checking br-crypto v0.1.3 [INFO] [stderr] Checking sct v0.7.0 [INFO] [stderr] Checking webpki v0.22.0 [INFO] [stderr] Compiling openssl-macros v0.1.1 [INFO] [stderr] Checking openssl v0.10.55 [INFO] [stderr] Checking clap v3.2.25 [INFO] [stderr] Compiling ouroboros_macro v0.15.6 [INFO] [stderr] Checking is-terminal v0.4.7 [INFO] [stderr] Checking env_logger v0.10.0 [INFO] [stderr] Checking rustls-connector v0.16.1 [INFO] [stderr] Checking ouroboros v0.15.6 [INFO] [stderr] Checking oxipng v8.0.0 [INFO] [stderr] Checking br-file v0.0.1 [INFO] [stderr] Checking native-tls v0.2.11 [INFO] [stderr] Checking rs-pop3 v1.0.8 [INFO] [stderr] Checking lettre v0.10.4 [INFO] [stderr] Checking imap v3.0.0-alpha.10 [INFO] [stderr] Checking br-email v0.1.8 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `std::string::FromUtf8Error` [INFO] [stdout] --> src/imap/analysis.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use std::string::FromUtf8Error; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `log::info` [INFO] [stdout] --> src/imap/analysis.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 7 | use log::info; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::string::FromUtf8Error` [INFO] [stdout] --> src/imap/analysis.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use std::string::FromUtf8Error; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `log::info` [INFO] [stdout] --> src/imap/analysis.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 7 | use log::info; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/imap/analysis.rs:593:13 [INFO] [stdout] | [INFO] [stdout] 593 | let mut attachment_body=self.attachment_body.clone(); [INFO] [stdout] | ----^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/imap/analysis.rs:593:13 [INFO] [stdout] | [INFO] [stdout] 593 | let mut attachment_body=self.attachment_body.clone(); [INFO] [stdout] | ----^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/imap/analysis.rs:586:13 [INFO] [stdout] | [INFO] [stdout] 586 | i.insert("filename",filename[flag].clone()); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 586 | let _ = i.insert("filename",filename[flag].clone()); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/imap/analysis.rs:586:13 [INFO] [stdout] | [INFO] [stdout] 586 | i.insert("filename",filename[flag].clone()); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 586 | let _ = i.insert("filename",filename[flag].clone()); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 26.26s [INFO] running `Command { std: "docker" "inspect" "b140a9d6b523d4c01048049ebcd7bfc13c8457beeedc97f4f7507786ab2f6b59", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b140a9d6b523d4c01048049ebcd7bfc13c8457beeedc97f4f7507786ab2f6b59", kill_on_drop: false }` [INFO] [stdout] b140a9d6b523d4c01048049ebcd7bfc13c8457beeedc97f4f7507786ab2f6b59