[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 beta-2021-01-01 for beta-1.50-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcecton%2Fimap-copy" "/workspace/builds/worker-1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/cecton/imap-copy on toolchain beta-2021-01-01 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "read-manifest" "--manifest-path" "Cargo.toml", 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-1/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" "+beta-2021-01-01" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded md-5 v0.8.0 [INFO] [stderr] Downloaded block-buffer v0.7.1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 725f2720f83eca41be12c1302bee46e2a48e0faef557b0bca982bec2b09f1bf9 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "725f2720f83eca41be12c1302bee46e2a48e0faef557b0bca982bec2b09f1bf9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "725f2720f83eca41be12c1302bee46e2a48e0faef557b0bca982bec2b09f1bf9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "725f2720f83eca41be12c1302bee46e2a48e0faef557b0bca982bec2b09f1bf9", kill_on_drop: false }` [INFO] [stdout] 725f2720f83eca41be12c1302bee46e2a48e0faef557b0bca982bec2b09f1bf9 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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=warn" "-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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] c0c6aeb8a58f8470a1f6eaf58eb64bff9e1bc0c1910a53ca1982d0e015a71d0a [INFO] running `Command { std: "docker" "start" "-a" "c0c6aeb8a58f8470a1f6eaf58eb64bff9e1bc0c1910a53ca1982d0e015a71d0a", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.45 [INFO] [stderr] Compiling pkg-config v0.3.14 [INFO] [stderr] Compiling cc v1.0.25 [INFO] [stderr] Compiling cfg-if v0.1.6 [INFO] [stderr] Compiling typenum v1.10.0 [INFO] [stderr] Compiling lazy_static v1.2.0 [INFO] [stderr] Compiling openssl v0.10.15 [INFO] [stderr] Compiling foreign-types-shared v0.1.1 [INFO] [stderr] Compiling byteorder v1.2.7 [INFO] [stderr] Compiling ucd-util v0.1.3 [INFO] [stderr] Compiling byte-tools v0.3.0 [INFO] [stderr] Compiling native-tls v0.2.2 [INFO] [stderr] Compiling bitflags v1.0.4 [INFO] [stderr] Compiling regex v1.1.0 [INFO] [stderr] Compiling utf8-ranges v1.0.2 [INFO] [stderr] Compiling openssl-probe v0.1.2 [INFO] [stderr] Compiling bufstream v0.1.4 [INFO] [stderr] Compiling opaque-debug v0.2.1 [INFO] [stderr] Compiling memchr v2.1.2 [INFO] [stderr] Compiling block-padding v0.1.2 [INFO] [stderr] Compiling thread_local v0.3.6 [INFO] [stderr] Compiling foreign-types v0.3.2 [INFO] [stderr] Compiling regex-syntax v0.6.4 [INFO] [stderr] Compiling base64 v0.10.0 [INFO] [stderr] Compiling openssl-sys v0.9.39 [INFO] [stderr] Compiling generic-array v0.12.0 [INFO] [stderr] Compiling digest v0.8.0 [INFO] [stderr] Compiling block-buffer v0.7.1 [INFO] [stderr] Compiling nom v4.1.1 [INFO] [stderr] Compiling aho-corasick v0.6.9 [INFO] [stderr] Compiling md-5 v0.8.0 [INFO] [stderr] Compiling imap-proto v0.7.0 [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 `std::result::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 28.29s [INFO] running `Command { std: "docker" "inspect" "c0c6aeb8a58f8470a1f6eaf58eb64bff9e1bc0c1910a53ca1982d0e015a71d0a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c0c6aeb8a58f8470a1f6eaf58eb64bff9e1bc0c1910a53ca1982d0e015a71d0a", kill_on_drop: false }` [INFO] [stdout] c0c6aeb8a58f8470a1f6eaf58eb64bff9e1bc0c1910a53ca1982d0e015a71d0a [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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=warn" "-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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 01c39c7be5b6c5ac9d680b6bbcf0fd4a7adee8d44bbc2992f98b980912f755f0 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "01c39c7be5b6c5ac9d680b6bbcf0fd4a7adee8d44bbc2992f98b980912f755f0", 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 `std::result::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 1.00s [INFO] running `Command { std: "docker" "inspect" "01c39c7be5b6c5ac9d680b6bbcf0fd4a7adee8d44bbc2992f98b980912f755f0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "01c39c7be5b6c5ac9d680b6bbcf0fd4a7adee8d44bbc2992f98b980912f755f0", kill_on_drop: false }` [INFO] [stdout] 01c39c7be5b6c5ac9d680b6bbcf0fd4a7adee8d44bbc2992f98b980912f755f0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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=warn" "-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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 0e04f6f815caed7f04c25e2720ec891345368b7761cb743214f97bdb52e5ee6c [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "0e04f6f815caed7f04c25e2720ec891345368b7761cb743214f97bdb52e5ee6c", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] warning: unused variable: `mb` [INFO] [stderr] --> src/main.rs:192:9 [INFO] [stderr] | [INFO] [stderr] 192 | let mb = session.select(mailbox)?; [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 `std::result::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 0.25s [INFO] [stderr] Running /opt/rustwide/target/debug/deps/imap_copy-5e47262fe0700693 [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "0e04f6f815caed7f04c25e2720ec891345368b7761cb743214f97bdb52e5ee6c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0e04f6f815caed7f04c25e2720ec891345368b7761cb743214f97bdb52e5ee6c", kill_on_drop: false }` [INFO] [stdout] 0e04f6f815caed7f04c25e2720ec891345368b7761cb743214f97bdb52e5ee6c