[INFO] cloning repository https://github.com/YIPG/trust [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/YIPG/trust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FYIPG%2Ftrust", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FYIPG%2Ftrust'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 2f146da2c4c98fa4896f1a04aa22fbc73850e47f [INFO] checking YIPG/trust against beta for pr-78714 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FYIPG%2Ftrust" "/workspace/builds/worker-14/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-14/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/YIPG/trust on toolchain beta [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/YIPG/trust [INFO] finished tweaking git repo https://github.com/YIPG/trust [INFO] tweaked toml for git repo https://github.com/YIPG/trust written to /workspace/builds/worker-14/source/Cargo.toml [INFO] crate git repo https://github.com/YIPG/trust already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "fetch" "--locked" "--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] [stderr] Downloading crates ... [INFO] [stderr] Downloaded cc v1.0.59 [INFO] [stderr] Downloaded tokio-core v0.1.17 [INFO] [stderr] Downloaded crossbeam-deque v0.7.3 [INFO] [stderr] Downloaded hermit-abi v0.1.15 [INFO] [stderr] Downloaded tokio-udp v0.1.6 [INFO] [stderr] Downloaded bytes v0.4.12 [INFO] [stderr] Downloaded tokio-io v0.1.13 [INFO] [stderr] Downloaded etherparse v0.9.0 [INFO] [stderr] Downloaded memoffset v0.5.5 [INFO] [stderr] Downloaded mio-uds v0.6.8 [INFO] [stderr] Downloaded tokio v0.1.22 [INFO] [stderr] Downloaded crossbeam-epoch v0.8.2 [INFO] [stderr] Downloaded semver-parser v0.7.0 [INFO] [stderr] Downloaded tokio-current-thread v0.1.7 [INFO] [stderr] Downloaded crossbeam-queue v0.2.3 [INFO] [stderr] Downloaded tokio-fs v0.1.7 [INFO] [stderr] Downloaded tokio-threadpool v0.1.18 [INFO] [stderr] Downloaded mio v0.6.22 [INFO] [stderr] Downloaded tokio-uds v0.2.7 [INFO] [stderr] Downloaded futures v0.1.29 [INFO] [stderr] Downloaded tokio-timer v0.2.13 [INFO] [stderr] Downloaded tokio-tcp v0.1.4 [INFO] [stderr] Downloaded tokio-codec v0.1.2 [INFO] [stderr] Downloaded net2 v0.2.34 [INFO] [stderr] Downloaded scopeguard v1.1.0 [INFO] [stderr] Downloaded cloudabi v0.0.3 [INFO] [stderr] Downloaded redox_syscall v0.1.57 [INFO] [stderr] Downloaded tokio-executor v0.1.10 [INFO] [stderr] Downloaded rustc_version v0.2.3 [INFO] [stderr] Downloaded log v0.4.11 [INFO] [stderr] Downloaded maybe-uninit v2.0.0 [INFO] [stderr] Downloaded semver v0.9.0 [INFO] [stderr] Downloaded fnv v1.0.7 [INFO] [stderr] Downloaded lock_api v0.3.4 [INFO] [stderr] Downloaded parking_lot_core v0.6.2 [INFO] [stderr] Downloaded parking_lot v0.9.0 [INFO] [stderr] Downloaded tokio-sync v0.1.8 [INFO] [stderr] Downloaded tokio-reactor v0.1.12 [INFO] [stderr] Downloaded crossbeam-utils v0.7.2 [INFO] [stderr] Downloaded scoped-tls v0.1.2 [INFO] [stderr] Downloaded byteorder v1.3.4 [INFO] [stderr] Downloaded smallvec v0.6.13 [INFO] [stderr] Downloaded tun-tap v0.1.2 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 38b944e7e263159470fa444328e6e4953da14413c615c264c22f28c4c62b5625 [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" "38b944e7e263159470fa444328e6e4953da14413c615c264c22f28c4c62b5625", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "38b944e7e263159470fa444328e6e4953da14413c615c264c22f28c4c62b5625", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "38b944e7e263159470fa444328e6e4953da14413c615c264c22f28c4c62b5625", kill_on_drop: false }` [INFO] [stdout] 38b944e7e263159470fa444328e6e4953da14413c615c264c22f28c4c62b5625 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 2e1f5419bfd6557104cd3a0602e1003c3e26cf0535072bebf4c8ec7d1d1c87d2 [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" "2e1f5419bfd6557104cd3a0602e1003c3e26cf0535072bebf4c8ec7d1d1c87d2", 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] [stderr] Compiling tun-tap v0.1.2 [INFO] [stderr] Checking etherparse v0.9.0 [INFO] [stderr] Checking parking_lot_core v0.6.2 [INFO] [stderr] Checking bytes v0.4.12 [INFO] [stderr] Checking mio v0.6.22 [INFO] [stderr] Checking tokio-threadpool v0.1.18 [INFO] [stderr] Checking parking_lot v0.9.0 [INFO] [stderr] Checking tokio-io v0.1.13 [INFO] [stderr] Checking mio-uds v0.6.8 [INFO] [stderr] Checking tokio-reactor v0.1.12 [INFO] [stderr] Checking tokio-codec v0.1.2 [INFO] [stderr] Checking tokio-fs v0.1.7 [INFO] [stderr] Checking tokio-udp v0.1.6 [INFO] [stderr] Checking tokio-uds v0.2.7 [INFO] [stderr] Checking tokio-tcp v0.1.4 [INFO] [stderr] Checking tokio v0.1.22 [INFO] [stderr] Checking tokio-core v0.1.17 [INFO] [stderr] Checking trust v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused variable: `data` [INFO] [stdout] --> src/tcp.rs:74:9 [INFO] [stdout] | [INFO] [stdout] 74 | data: &'a [u8], [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_data` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `nic` [INFO] [stdout] --> src/tcp.rs:143:9 [INFO] [stdout] | [INFO] [stdout] 143 | nic: &mut tun_tap::Iface, [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_nic` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `iph` [INFO] [stdout] --> src/tcp.rs:144:9 [INFO] [stdout] | [INFO] [stdout] 144 | iph: etherparse::Ipv4HeaderSlice<'a>, [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_iph` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `tcph` [INFO] [stdout] --> src/tcp.rs:145:9 [INFO] [stdout] | [INFO] [stdout] 145 | tcph: etherparse::TcpHeaderSlice<'a>, [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_tcph` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `data` [INFO] [stdout] --> src/tcp.rs:146:9 [INFO] [stdout] | [INFO] [stdout] 146 | data: &'a [u8], [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_data` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:51:43 [INFO] [stdout] | [INFO] [stdout] 51 | ... Entry::Vacant(mut e) => { [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/tcp.rs:83:13 [INFO] [stdout] | [INFO] [stdout] 83 | let mut c = Connection { [INFO] [stdout] | ----^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/tcp.rs:113:13 [INFO] [stdout] | [INFO] [stdout] 113 | let mut ip = etherparse::Ipv4Header::new( [INFO] [stdout] | ----^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `Closed` [INFO] [stdout] --> src/tcp.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | Closed, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `Listen` [INFO] [stdout] --> src/tcp.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | Listen, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `state` [INFO] [stdout] --> src/tcp.rs:11:5 [INFO] [stdout] | [INFO] [stdout] 11 | state: State, [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `una` [INFO] [stdout] --> src/tcp.rs:31:5 [INFO] [stdout] | [INFO] [stdout] 31 | una: u32, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `nxt` [INFO] [stdout] --> src/tcp.rs:33:5 [INFO] [stdout] | [INFO] [stdout] 33 | nxt: u32, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `wnd` [INFO] [stdout] --> src/tcp.rs:35:5 [INFO] [stdout] | [INFO] [stdout] 35 | wnd: u16, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `up` [INFO] [stdout] --> src/tcp.rs:37:5 [INFO] [stdout] | [INFO] [stdout] 37 | up: bool, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `wl1` [INFO] [stdout] --> src/tcp.rs:39:5 [INFO] [stdout] | [INFO] [stdout] 39 | wl1: usize, [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `wl2` [INFO] [stdout] --> src/tcp.rs:41:5 [INFO] [stdout] | [INFO] [stdout] 41 | wl2: usize, [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `up` [INFO] [stdout] --> src/tcp.rs:64:5 [INFO] [stdout] | [INFO] [stdout] 64 | up: bool, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `irs` [INFO] [stdout] --> src/tcp.rs:66:5 [INFO] [stdout] | [INFO] [stdout] 66 | irs: u32, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `data` [INFO] [stdout] --> src/tcp.rs:74:9 [INFO] [stdout] | [INFO] [stdout] 74 | data: &'a [u8], [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_data` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `nic` [INFO] [stdout] --> src/tcp.rs:143:9 [INFO] [stdout] | [INFO] [stdout] 143 | nic: &mut tun_tap::Iface, [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_nic` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `iph` [INFO] [stdout] --> src/tcp.rs:144:9 [INFO] [stdout] | [INFO] [stdout] 144 | iph: etherparse::Ipv4HeaderSlice<'a>, [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_iph` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `tcph` [INFO] [stdout] --> src/tcp.rs:145:9 [INFO] [stdout] | [INFO] [stdout] 145 | tcph: etherparse::TcpHeaderSlice<'a>, [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_tcph` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `data` [INFO] [stdout] --> src/tcp.rs:146:9 [INFO] [stdout] | [INFO] [stdout] 146 | data: &'a [u8], [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_data` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:51:43 [INFO] [stdout] | [INFO] [stdout] 51 | ... Entry::Vacant(mut e) => { [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/tcp.rs:83:13 [INFO] [stdout] | [INFO] [stdout] 83 | let mut c = Connection { [INFO] [stdout] | ----^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/tcp.rs:113:13 [INFO] [stdout] | [INFO] [stdout] 113 | let mut ip = etherparse::Ipv4Header::new( [INFO] [stdout] | ----^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `Closed` [INFO] [stdout] --> src/tcp.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | Closed, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `Listen` [INFO] [stdout] --> src/tcp.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | Listen, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `state` [INFO] [stdout] --> src/tcp.rs:11:5 [INFO] [stdout] | [INFO] [stdout] 11 | state: State, [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `una` [INFO] [stdout] --> src/tcp.rs:31:5 [INFO] [stdout] | [INFO] [stdout] 31 | una: u32, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `nxt` [INFO] [stdout] --> src/tcp.rs:33:5 [INFO] [stdout] | [INFO] [stdout] 33 | nxt: u32, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `wnd` [INFO] [stdout] --> src/tcp.rs:35:5 [INFO] [stdout] | [INFO] [stdout] 35 | wnd: u16, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `up` [INFO] [stdout] --> src/tcp.rs:37:5 [INFO] [stdout] | [INFO] [stdout] 37 | up: bool, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `wl1` [INFO] [stdout] --> src/tcp.rs:39:5 [INFO] [stdout] | [INFO] [stdout] 39 | wl1: usize, [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `wl2` [INFO] [stdout] --> src/tcp.rs:41:5 [INFO] [stdout] | [INFO] [stdout] 41 | wl2: usize, [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `up` [INFO] [stdout] --> src/tcp.rs:64:5 [INFO] [stdout] | [INFO] [stdout] 64 | up: bool, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `irs` [INFO] [stdout] --> src/tcp.rs:66:5 [INFO] [stdout] | [INFO] [stdout] 66 | irs: u32, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> src/tcp.rs:133:13 [INFO] [stdout] | [INFO] [stdout] 133 | ip.write(&mut unwriten); [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: unused `std::result::Result` that must be used [INFO] [stdout] --> src/tcp.rs:134:13 [INFO] [stdout] | [INFO] [stdout] 134 | syn_ack.write(&mut unwriten); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> src/tcp.rs:133:13 [INFO] [stdout] | [INFO] [stdout] 133 | ip.write(&mut unwriten); [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: unused `std::result::Result` that must be used [INFO] [stdout] --> src/tcp.rs:134:13 [INFO] [stdout] | [INFO] [stdout] 134 | syn_ack.write(&mut unwriten); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 21 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 21 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 11.98s [INFO] running `Command { std: "docker" "inspect" "2e1f5419bfd6557104cd3a0602e1003c3e26cf0535072bebf4c8ec7d1d1c87d2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2e1f5419bfd6557104cd3a0602e1003c3e26cf0535072bebf4c8ec7d1d1c87d2", kill_on_drop: false }` [INFO] [stdout] 2e1f5419bfd6557104cd3a0602e1003c3e26cf0535072bebf4c8ec7d1d1c87d2