[INFO] cloning repository https://github.com/cecton/imap-copy [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/cecton/imap-copy" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcecton%2Fimap-copy", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcecton%2Fimap-copy'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 76d4f03ab7c89eb58d4eb6e34a651013a9bb8cdc [INFO] testing cecton/imap-copy against try#ecabaf78506b7a4668d42dc20268c086b93f0fad for pr-87041 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcecton%2Fimap-copy" "/workspace/builds/worker-15/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-15/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/cecton/imap-copy on toolchain ecabaf78506b7a4668d42dc20268c086b93f0fad [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/cecton/imap-copy [INFO] finished tweaking git repo https://github.com/cecton/imap-copy [INFO] tweaked toml for git repo https://github.com/cecton/imap-copy written to /workspace/builds/worker-15/source/Cargo.toml [INFO] crate git repo https://github.com/cecton/imap-copy already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded block-buffer v0.7.1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 704427942d11a106603e3755647dd9c7ae392b2dd649af72e118a10339e9ac66 [INFO] running `Command { std: "docker" "start" "-a" "704427942d11a106603e3755647dd9c7ae392b2dd649af72e118a10339e9ac66", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "704427942d11a106603e3755647dd9c7ae392b2dd649af72e118a10339e9ac66", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "704427942d11a106603e3755647dd9c7ae392b2dd649af72e118a10339e9ac66", kill_on_drop: false }` [INFO] [stdout] 704427942d11a106603e3755647dd9c7ae392b2dd649af72e118a10339e9ac66 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 82eb6753e7dbb09176df48b139901a2f54cdf72930c0d8cd96612300743f7c92 [INFO] running `Command { std: "docker" "start" "-a" "82eb6753e7dbb09176df48b139901a2f54cdf72930c0d8cd96612300743f7c92", kill_on_drop: false }` [INFO] [stderr] Compiling typenum v1.10.0 [INFO] [stderr] Compiling openssl v0.10.15 [INFO] [stderr] Compiling foreign-types-shared v0.1.1 [INFO] [stderr] Compiling native-tls v0.2.2 [INFO] [stderr] Compiling bufstream v0.1.4 [INFO] [stderr] Compiling memchr v2.1.2 [INFO] [stderr] Compiling openssl-sys v0.9.39 [INFO] [stderr] Compiling base64 v0.10.0 [INFO] [stderr] Compiling regex-syntax v0.6.4 [INFO] [stderr] Compiling foreign-types v0.3.2 [INFO] [stderr] Compiling aho-corasick v0.6.9 [INFO] [stderr] Compiling nom v4.1.1 [INFO] [stderr] Compiling generic-array v0.12.0 [INFO] [stderr] Compiling imap-proto v0.7.0 [INFO] [stderr] Compiling block-buffer v0.7.1 [INFO] [stderr] Compiling digest v0.8.0 [INFO] [stderr] Compiling md-5 v0.8.0 [INFO] [stderr] Compiling regex v1.1.0 [INFO] [stderr] Compiling imap v0.10.0 [INFO] [stderr] Compiling imap-copy v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused variable: `mb` [INFO] [stdout] --> src/main.rs:192:9 [INFO] [stdout] | [INFO] [stdout] 192 | let mb = session.select(mailbox)?; [INFO] [stdout] | ^^ help: if this is intentional, prefix it with an underscore: `_mb` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant is never used: `PAGE` [INFO] [stdout] --> src/main.rs:13:1 [INFO] [stdout] | [INFO] [stdout] 13 | const PAGE: u32 = 10; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `new` [INFO] [stdout] --> src/main.rs:20:8 [INFO] [stdout] | [INFO] [stdout] 20 | fn new(domain: &str, user: &str, password: &str) -> Result { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `collect_uids` [INFO] [stdout] --> src/main.rs:50:4 [INFO] [stdout] | [INFO] [stdout] 50 | fn collect_uids(session: &mut ImapSession, mailbox: &str) -> Result> { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `clear` [INFO] [stdout] --> src/main.rs:57:4 [INFO] [stdout] | [INFO] [stdout] 57 | fn clear(session: &mut ImapSession, mailbox: &str) -> Result<()> { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `copy_emails` [INFO] [stdout] --> src/main.rs:67:4 [INFO] [stdout] | [INFO] [stdout] 67 | fn copy_emails( [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `delete_duplicates` [INFO] [stdout] --> src/main.rs:113:4 [INFO] [stdout] | [INFO] [stdout] 113 | fn delete_duplicates(session: &mut ImapSession, mailbox: &str) -> Result<()> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `delete_sent` [INFO] [stdout] --> src/main.rs:159:4 [INFO] [stdout] | [INFO] [stdout] 159 | fn delete_sent(session: &mut ImapSession, mailbox: &str) -> Result<()> { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `search` [INFO] [stdout] --> src/main.rs:191:4 [INFO] [stdout] | [INFO] [stdout] 191 | fn search(session: &mut ImapSession, mailbox: &str, astring: &str) -> Result<()> { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:32:9 [INFO] [stdout] | [INFO] [stdout] 32 | self.session.logout(); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 10 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 14.12s [INFO] running `Command { std: "docker" "inspect" "82eb6753e7dbb09176df48b139901a2f54cdf72930c0d8cd96612300743f7c92", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "82eb6753e7dbb09176df48b139901a2f54cdf72930c0d8cd96612300743f7c92", kill_on_drop: false }` [INFO] [stdout] 82eb6753e7dbb09176df48b139901a2f54cdf72930c0d8cd96612300743f7c92 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 397b7027218822fa37a2ad3324442cc9f3e773edd24dd7025a232f4602e358e7 [INFO] running `Command { std: "docker" "start" "-a" "397b7027218822fa37a2ad3324442cc9f3e773edd24dd7025a232f4602e358e7", kill_on_drop: false }` [INFO] [stderr] Compiling imap-copy v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused variable: `mb` [INFO] [stdout] --> src/main.rs:192:9 [INFO] [stdout] | [INFO] [stdout] 192 | let mb = session.select(mailbox)?; [INFO] [stdout] | ^^ help: if this is intentional, prefix it with an underscore: `_mb` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant is never used: `PAGE` [INFO] [stdout] --> src/main.rs:13:1 [INFO] [stdout] | [INFO] [stdout] 13 | const PAGE: u32 = 10; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `new` [INFO] [stdout] --> src/main.rs:20:8 [INFO] [stdout] | [INFO] [stdout] 20 | fn new(domain: &str, user: &str, password: &str) -> Result { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `collect_uids` [INFO] [stdout] --> src/main.rs:50:4 [INFO] [stdout] | [INFO] [stdout] 50 | fn collect_uids(session: &mut ImapSession, mailbox: &str) -> Result> { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `clear` [INFO] [stdout] --> src/main.rs:57:4 [INFO] [stdout] | [INFO] [stdout] 57 | fn clear(session: &mut ImapSession, mailbox: &str) -> Result<()> { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `copy_emails` [INFO] [stdout] --> src/main.rs:67:4 [INFO] [stdout] | [INFO] [stdout] 67 | fn copy_emails( [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `delete_duplicates` [INFO] [stdout] --> src/main.rs:113:4 [INFO] [stdout] | [INFO] [stdout] 113 | fn delete_duplicates(session: &mut ImapSession, mailbox: &str) -> Result<()> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `delete_sent` [INFO] [stdout] --> src/main.rs:159:4 [INFO] [stdout] | [INFO] [stdout] 159 | fn delete_sent(session: &mut ImapSession, mailbox: &str) -> Result<()> { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `search` [INFO] [stdout] --> src/main.rs:191:4 [INFO] [stdout] | [INFO] [stdout] 191 | fn search(session: &mut ImapSession, mailbox: &str, astring: &str) -> Result<()> { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:32:9 [INFO] [stdout] | [INFO] [stdout] 32 | self.session.logout(); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 10 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.83s [INFO] running `Command { std: "docker" "inspect" "397b7027218822fa37a2ad3324442cc9f3e773edd24dd7025a232f4602e358e7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "397b7027218822fa37a2ad3324442cc9f3e773edd24dd7025a232f4602e358e7", kill_on_drop: false }` [INFO] [stdout] 397b7027218822fa37a2ad3324442cc9f3e773edd24dd7025a232f4602e358e7 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 0c2046e8780212492277fbeaa7dcb85103574d0b065296cecdb2848ea1739a73 [INFO] running `Command { std: "docker" "start" "-a" "0c2046e8780212492277fbeaa7dcb85103574d0b065296cecdb2848ea1739a73", kill_on_drop: false }` [INFO] [stdout] [INFO] [stderr] warning: unused variable: `mb` [INFO] [stdout] running 0 tests [INFO] [stderr] --> src/main.rs:192:9 [INFO] [stdout] [INFO] [stderr] | [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stderr] 192 | let mb = session.select(mailbox)?; [INFO] [stdout] [INFO] [stderr] | ^^ help: if this is intentional, prefix it with an underscore: `_mb` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: constant is never used: `PAGE` [INFO] [stderr] --> src/main.rs:13:1 [INFO] [stderr] | [INFO] [stderr] 13 | const PAGE: u32 = 10; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `new` [INFO] [stderr] --> src/main.rs:20:8 [INFO] [stderr] | [INFO] [stderr] 20 | fn new(domain: &str, user: &str, password: &str) -> Result { [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `collect_uids` [INFO] [stderr] --> src/main.rs:50:4 [INFO] [stderr] | [INFO] [stderr] 50 | fn collect_uids(session: &mut ImapSession, mailbox: &str) -> Result> { [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `clear` [INFO] [stderr] --> src/main.rs:57:4 [INFO] [stderr] | [INFO] [stderr] 57 | fn clear(session: &mut ImapSession, mailbox: &str) -> Result<()> { [INFO] [stderr] | ^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `copy_emails` [INFO] [stderr] --> src/main.rs:67:4 [INFO] [stderr] | [INFO] [stderr] 67 | fn copy_emails( [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `delete_duplicates` [INFO] [stderr] --> src/main.rs:113:4 [INFO] [stderr] | [INFO] [stderr] 113 | fn delete_duplicates(session: &mut ImapSession, mailbox: &str) -> Result<()> { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `delete_sent` [INFO] [stderr] --> src/main.rs:159:4 [INFO] [stderr] | [INFO] [stderr] 159 | fn delete_sent(session: &mut ImapSession, mailbox: &str) -> Result<()> { [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `search` [INFO] [stderr] --> src/main.rs:191:4 [INFO] [stderr] | [INFO] [stderr] 191 | fn search(session: &mut ImapSession, mailbox: &str, astring: &str) -> Result<()> { [INFO] [stderr] | ^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused `Result` that must be used [INFO] [stderr] --> src/main.rs:32:9 [INFO] [stderr] | [INFO] [stderr] 32 | self.session.logout(); [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: 10 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.04s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/imap_copy-49544cb18ef27ea3) [INFO] running `Command { std: "docker" "inspect" "0c2046e8780212492277fbeaa7dcb85103574d0b065296cecdb2848ea1739a73", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0c2046e8780212492277fbeaa7dcb85103574d0b065296cecdb2848ea1739a73", kill_on_drop: false }` [INFO] [stdout] 0c2046e8780212492277fbeaa7dcb85103574d0b065296cecdb2848ea1739a73