[INFO] fetching crate mailme 0.1.1... [INFO] building mailme-0.1.1 against master#a7f375789bab1a4e4a291c963081a8ca7d2b6bd7 for pr-93180 [INFO] extracting crate mailme 0.1.1 into /workspace/builds/worker-26/source [INFO] validating manifest of crates.io crate mailme 0.1.1 on toolchain a7f375789bab1a4e4a291c963081a8ca7d2b6bd7 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a7f375789bab1a4e4a291c963081a8ca7d2b6bd7" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate mailme 0.1.1 [INFO] finished tweaking crates.io crate mailme 0.1.1 [INFO] tweaked toml for crates.io crate mailme 0.1.1 written to /workspace/builds/worker-26/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a7f375789bab1a4e4a291c963081a8ca7d2b6bd7" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a7f375789bab1a4e4a291c963081a8ca7d2b6bd7" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-26/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-26/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+a7f375789bab1a4e4a291c963081a8ca7d2b6bd7" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 73e90fee6d3ba8b5510e6dc25ae7a5fa61f31ac80bd436c4bcaccf18fdf4519a [INFO] running `Command { std: "docker" "start" "-a" "73e90fee6d3ba8b5510e6dc25ae7a5fa61f31ac80bd436c4bcaccf18fdf4519a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "73e90fee6d3ba8b5510e6dc25ae7a5fa61f31ac80bd436c4bcaccf18fdf4519a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "73e90fee6d3ba8b5510e6dc25ae7a5fa61f31ac80bd436c4bcaccf18fdf4519a", kill_on_drop: false }` [INFO] [stdout] 73e90fee6d3ba8b5510e6dc25ae7a5fa61f31ac80bd436c4bcaccf18fdf4519a [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-26/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-26/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" "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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+a7f375789bab1a4e4a291c963081a8ca7d2b6bd7" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] f61d2ae8c5a6bc52c516e659d53678f71abb3e5409f4d8d81ba2f85fa5090d08 [INFO] running `Command { std: "docker" "start" "-a" "f61d2ae8c5a6bc52c516e659d53678f71abb3e5409f4d8d81ba2f85fa5090d08", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.116 [INFO] [stderr] Compiling cc v1.0.72 [INFO] [stderr] Compiling cfg-if v1.0.0 [INFO] [stderr] Compiling proc-macro2 v1.0.36 [INFO] [stderr] Compiling once_cell v1.9.0 [INFO] [stderr] Compiling log v0.4.14 [INFO] [stderr] Compiling untrusted v0.7.1 [INFO] [stderr] Compiling spin v0.5.2 [INFO] [stderr] Compiling unicode-xid v0.2.2 [INFO] [stderr] Compiling memchr v2.4.1 [INFO] [stderr] Compiling radium v0.5.3 [INFO] [stderr] Compiling autocfg v1.0.1 [INFO] [stderr] Compiling syn v1.0.86 [INFO] [stderr] Compiling lexical-core v0.7.6 [INFO] [stderr] Compiling version_check v0.9.4 [INFO] [stderr] Compiling arrayvec v0.5.2 [INFO] [stderr] Compiling tap v1.0.1 [INFO] [stderr] Compiling wyz v0.2.0 [INFO] [stderr] Compiling base64 v0.12.3 [INFO] [stderr] Compiling bytes v0.6.0 [INFO] [stderr] Compiling slab v0.4.5 [INFO] [stderr] Compiling funty v1.1.0 [INFO] [stderr] Compiling ryu v1.0.9 [INFO] [stderr] Compiling bitflags v1.3.2 [INFO] [stderr] Compiling pin-project-lite v0.2.8 [INFO] [stderr] Compiling static_assertions v1.1.0 [INFO] [stderr] Compiling nom v6.1.2 [INFO] [stderr] Compiling tokio v0.3.7 [INFO] [stderr] Compiling bitvec v0.19.6 [INFO] [stderr] Compiling quote v1.0.15 [INFO] [stderr] Compiling ring v0.16.20 [INFO] [stderr] Compiling num_cpus v1.13.1 [INFO] [stderr] Compiling mio v0.7.14 [INFO] [stderr] Compiling thiserror-impl v1.0.30 [INFO] [stderr] Compiling webpki v0.21.4 [INFO] [stderr] Compiling sct v0.6.1 [INFO] [stderr] Compiling rustls v0.18.1 [INFO] [stderr] Compiling webpki-roots v0.20.0 [INFO] [stderr] Compiling thiserror v1.0.30 [INFO] [stderr] Compiling tokio-rustls v0.20.0 [INFO] [stderr] Compiling mailme v0.1.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: field is never read: `msg_count` [INFO] [stdout] --> src/pop3.rs:346:5 [INFO] [stdout] | [INFO] [stdout] 346 | msg_count: usize, [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] note: `POP3Status` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] --> src/pop3.rs:344:10 [INFO] [stdout] | [INFO] [stdout] 344 | #[derive(Debug, Clone)] [INFO] [stdout] | ^^^^^ ^^^^^ [INFO] [stdout] = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `mailbox_size` [INFO] [stdout] --> src/pop3.rs:347:5 [INFO] [stdout] | [INFO] [stdout] 347 | mailbox_size: usize, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] note: `POP3Status` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] --> src/pop3.rs:344:10 [INFO] [stdout] | [INFO] [stdout] 344 | #[derive(Debug, Clone)] [INFO] [stdout] | ^^^^^ ^^^^^ [INFO] [stdout] = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 14.28s [INFO] running `Command { std: "docker" "inspect" "f61d2ae8c5a6bc52c516e659d53678f71abb3e5409f4d8d81ba2f85fa5090d08", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f61d2ae8c5a6bc52c516e659d53678f71abb3e5409f4d8d81ba2f85fa5090d08", kill_on_drop: false }` [INFO] [stdout] f61d2ae8c5a6bc52c516e659d53678f71abb3e5409f4d8d81ba2f85fa5090d08 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-26/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-26/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" "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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+a7f375789bab1a4e4a291c963081a8ca7d2b6bd7" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 1e5f1aa0f7b02afcbde78615bf0fb1f6fbb8e85ed7445981ccd81cc29a484a0f [INFO] running `Command { std: "docker" "start" "-a" "1e5f1aa0f7b02afcbde78615bf0fb1f6fbb8e85ed7445981ccd81cc29a484a0f", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling quick-error v1.2.3 [INFO] [stderr] Compiling regex-syntax v0.6.25 [INFO] [stderr] Compiling termcolor v1.1.2 [INFO] [stderr] Compiling dotenv v0.15.0 [INFO] [stderr] Compiling atty v0.2.14 [INFO] [stderr] Compiling aho-corasick v0.7.18 [INFO] [stdout] warning: field is never read: `msg_count` [INFO] [stdout] --> src/pop3.rs:346:5 [INFO] [stdout] | [INFO] [stdout] 346 | msg_count: usize, [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] note: `POP3Status` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] --> src/pop3.rs:344:10 [INFO] [stdout] | [INFO] [stdout] 344 | #[derive(Debug, Clone)] [INFO] [stdout] | ^^^^^ ^^^^^ [INFO] [stdout] = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `mailbox_size` [INFO] [stdout] --> src/pop3.rs:347:5 [INFO] [stdout] | [INFO] [stdout] 347 | mailbox_size: usize, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] note: `POP3Status` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] --> src/pop3.rs:344:10 [INFO] [stdout] | [INFO] [stdout] 344 | #[derive(Debug, Clone)] [INFO] [stdout] | ^^^^^ ^^^^^ [INFO] [stdout] = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling humantime v1.3.0 [INFO] [stderr] Compiling regex v1.5.4 [INFO] [stderr] Compiling env_logger v0.7.1 [INFO] [stderr] Compiling pretty_env_logger v0.4.0 [INFO] [stderr] Compiling mailme v0.1.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: field is never read: `msg_count` [INFO] [stdout] --> src/pop3.rs:346:5 [INFO] [stdout] | [INFO] [stdout] 346 | msg_count: usize, [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] note: `POP3Status` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] --> src/pop3.rs:344:10 [INFO] [stdout] | [INFO] [stdout] 344 | #[derive(Debug, Clone)] [INFO] [stdout] | ^^^^^ ^^^^^ [INFO] [stdout] = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `mailbox_size` [INFO] [stdout] --> src/pop3.rs:347:5 [INFO] [stdout] | [INFO] [stdout] 347 | mailbox_size: usize, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] note: `POP3Status` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] --> src/pop3.rs:344:10 [INFO] [stdout] | [INFO] [stdout] 344 | #[derive(Debug, Clone)] [INFO] [stdout] | ^^^^^ ^^^^^ [INFO] [stdout] = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 8.24s [INFO] running `Command { std: "docker" "inspect" "1e5f1aa0f7b02afcbde78615bf0fb1f6fbb8e85ed7445981ccd81cc29a484a0f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1e5f1aa0f7b02afcbde78615bf0fb1f6fbb8e85ed7445981ccd81cc29a484a0f", kill_on_drop: false }` [INFO] [stdout] 1e5f1aa0f7b02afcbde78615bf0fb1f6fbb8e85ed7445981ccd81cc29a484a0f