[INFO] fetching crate pop3-mail-client 0.1.0... [INFO] testing pop3-mail-client-0.1.0 against try#8de4c7234dd9b97c9d76b58671343fdbbc9a433e+target=x86_64-unknown-linux-musl for musl_upgrade_1_2_5_with_libc_patch_0 [INFO] extracting crate pop3-mail-client 0.1.0 into /workspace/builds/worker-3-tc1/source [INFO] started tweaking crates.io crate pop3-mail-client 0.1.0 [INFO] finished tweaking crates.io crate pop3-mail-client 0.1.0 [INFO] tweaked toml for crates.io crate pop3-mail-client 0.1.0 written to /workspace/builds/worker-3-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate pop3-mail-client 0.1.0 on toolchain 8de4c7234dd9b97c9d76b58671343fdbbc9a433e [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Locking 34 packages to latest compatible versions [INFO] [stderr] Adding rustls v0.22.4 (available: v0.23.28) [INFO] [stderr] Adding rustls-native-certs v0.7.3 (available: v0.8.1) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 8f7612478640c5fa6df9534f61162d6b18b134539baa5f59980ea73749ef753b [INFO] running `Command { std: "docker" "start" "-a" "8f7612478640c5fa6df9534f61162d6b18b134539baa5f59980ea73749ef753b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "8f7612478640c5fa6df9534f61162d6b18b134539baa5f59980ea73749ef753b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8f7612478640c5fa6df9534f61162d6b18b134539baa5f59980ea73749ef753b", kill_on_drop: false }` [INFO] [stdout] 8f7612478640c5fa6df9534f61162d6b18b134539baa5f59980ea73749ef753b [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "build" "--frozen" "--message-format=json" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }` [INFO] [stdout] c67e43bc8b91849cbb87589ad7a7a0eedc978d12e626557b15fde9887f1c21ac [INFO] running `Command { std: "docker" "start" "-a" "c67e43bc8b91849cbb87589ad7a7a0eedc978d12e626557b15fde9887f1c21ac", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.174 [INFO] [stderr] Compiling rustls v0.22.4 [INFO] [stderr] Compiling openssl-probe v0.1.6 [INFO] [stderr] Compiling rustls-pki-types v1.12.0 [INFO] [stderr] Compiling rustls-pemfile v2.2.0 [INFO] [stderr] Compiling rustls-native-certs v0.7.3 [INFO] [stderr] Compiling getrandom v0.2.16 [INFO] [stderr] Compiling ring v0.17.14 [INFO] [stderr] Compiling rustls-webpki v0.102.8 [INFO] [stderr] Compiling pop3-mail-client v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/lib.rs:270:22 [INFO] [stdout] | [INFO] [stdout] 270 | pub fn new(host: &str, port: u16) -> Pop3Connection { [INFO] [stdout] | ^^^^ -------------- the lifetime gets resolved as `'_` [INFO] [stdout] | | [INFO] [stdout] | this lifetime flows to the output [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 270 | pub fn new(host: &str, port: u16) -> Pop3Connection<'_> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 9.09s [INFO] running `Command { std: "docker" "inspect" "c67e43bc8b91849cbb87589ad7a7a0eedc978d12e626557b15fde9887f1c21ac", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c67e43bc8b91849cbb87589ad7a7a0eedc978d12e626557b15fde9887f1c21ac", kill_on_drop: false }` [INFO] [stdout] c67e43bc8b91849cbb87589ad7a7a0eedc978d12e626557b15fde9887f1c21ac [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "test" "--frozen" "--no-run" "--message-format=json" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }` [INFO] [stdout] c5d7ab26e5f748fec124e10a5e033e77ca22ceb582493626ce2674b4b883a202 [INFO] running `Command { std: "docker" "start" "-a" "c5d7ab26e5f748fec124e10a5e033e77ca22ceb582493626ce2674b4b883a202", kill_on_drop: false }` [INFO] [stderr] Compiling pop3-mail-client v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/lib.rs:270:22 [INFO] [stdout] | [INFO] [stdout] 270 | pub fn new(host: &str, port: u16) -> Pop3Connection { [INFO] [stdout] | ^^^^ -------------- the lifetime gets resolved as `'_` [INFO] [stdout] | | [INFO] [stdout] | this lifetime flows to the output [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 270 | pub fn new(host: &str, port: u16) -> Pop3Connection<'_> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/lib.rs:270:22 [INFO] [stdout] | [INFO] [stdout] 270 | pub fn new(host: &str, port: u16) -> Pop3Connection { [INFO] [stdout] | ^^^^ -------------- the lifetime gets resolved as `'_` [INFO] [stdout] | | [INFO] [stdout] | this lifetime flows to the output [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 270 | pub fn new(host: &str, port: u16) -> Pop3Connection<'_> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 1.02s [INFO] running `Command { std: "docker" "inspect" "c5d7ab26e5f748fec124e10a5e033e77ca22ceb582493626ce2674b4b883a202", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c5d7ab26e5f748fec124e10a5e033e77ca22ceb582493626ce2674b4b883a202", kill_on_drop: false }` [INFO] [stdout] c5d7ab26e5f748fec124e10a5e033e77ca22ceb582493626ce2674b4b883a202 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "test" "--frozen" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }` [INFO] [stdout] 70a81c92c06dfb4e0e36a19c37e7c2efd8561911d75f47c54ce5778d95bb3e7b [INFO] running `Command { std: "docker" "start" "-a" "70a81c92c06dfb4e0e36a19c37e7c2efd8561911d75f47c54ce5778d95bb3e7b", kill_on_drop: false }` [INFO] [stderr] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stderr] --> src/lib.rs:270:22 [INFO] [stderr] | [INFO] [stderr] 270 | pub fn new(host: &str, port: u16) -> Pop3Connection { [INFO] [stderr] | ^^^^ -------------- the lifetime gets resolved as `'_` [INFO] [stderr] | | [INFO] [stderr] | this lifetime flows to the output [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stderr] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stderr] | [INFO] [stderr] 270 | pub fn new(host: &str, port: u16) -> Pop3Connection<'_> { [INFO] [stderr] | ++++ [INFO] [stderr] [INFO] [stderr] warning: `pop3-mail-client` (lib) generated 1 warning (run `cargo fix --lib -p pop3-mail-client` to apply 1 suggestion) [INFO] [stderr] warning: `pop3-mail-client` (lib test) generated 1 warning (1 duplicate) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.05s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/x86_64-unknown-linux-musl/debug/deps/pop3_mail_client-c3f168a4f5a26b5a) [INFO] [stdout] [INFO] [stdout] running 17 tests [INFO] [stdout] test reader::tests::test_read_multi_response_ok_result_no_carriage_return ... ok [INFO] [stdout] test reader::tests::test_read_multi_response_err_result ... ok [INFO] [stdout] test reader::tests::test_read_response_err_result ... ok [INFO] [stdout] test reader::tests::test_read_response_ok_result ... ok [INFO] [stdout] test responses::tests::test_item_response_try_from ... ok [INFO] [stdout] test responses::tests::test_item_response_try_from_fails_for_response_without_numbers ... ok [INFO] [stdout] test responses::tests::test_list_response_try_from ... ok [INFO] [stdout] test responses::tests::test_list_response_try_from_ending_period ... ok [INFO] [stdout] test responses::tests::test_list_response_try_from_with_carriage_return ... ok [INFO] [stdout] test responses::tests::test_list_response_try_from_invalid ... ok [INFO] [stdout] test responses::tests::test_list_response_try_from_with_returnsat_end ... ok [INFO] [stdout] test responses::tests::test_stat_response_try_from ... ok [INFO] [stdout] test reader::tests::test_read_multi_response_ok_result_with_carriage_return ... ok [INFO] [stdout] test responses::tests::test_uidl_response_try_from ... ok [INFO] [stdout] test responses::tests::test_uidl_response_try_from_with_returns_at_end ... ok [INFO] [stdout] test reader::tests::test_read_response_unknown_result ... ok [INFO] [stdout] test responses::tests::test_item_response_try_from_fails_for_response_with_no_spaces ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 17 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "70a81c92c06dfb4e0e36a19c37e7c2efd8561911d75f47c54ce5778d95bb3e7b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "70a81c92c06dfb4e0e36a19c37e7c2efd8561911d75f47c54ce5778d95bb3e7b", kill_on_drop: false }` [INFO] [stdout] 70a81c92c06dfb4e0e36a19c37e7c2efd8561911d75f47c54ce5778d95bb3e7b