[INFO] cloning repository https://github.com/atomicbomber-git/secreto-notify [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/atomicbomber-git/secreto-notify" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fatomicbomber-git%2Fsecreto-notify", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fatomicbomber-git%2Fsecreto-notify'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 07f8c670f3bd1e1608808c2ba4ec1085ca8bd9eb [INFO] checking atomicbomber-git/secreto-notify against try#a8425075041d4b9af9bf32e2a267dfb9db2cfffb for pr-100043-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fatomicbomber-git%2Fsecreto-notify" "/workspace/builds/worker-5/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-5/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/atomicbomber-git/secreto-notify on toolchain a8425075041d4b9af9bf32e2a267dfb9db2cfffb [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a8425075041d4b9af9bf32e2a267dfb9db2cfffb" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/atomicbomber-git/secreto-notify [INFO] finished tweaking git repo https://github.com/atomicbomber-git/secreto-notify [INFO] tweaked toml for git repo https://github.com/atomicbomber-git/secreto-notify written to /workspace/builds/worker-5/source/Cargo.toml [INFO] crate git repo https://github.com/atomicbomber-git/secreto-notify already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a8425075041d4b9af9bf32e2a267dfb9db2cfffb" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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@sha256:824c28ce115f6b999260af6986f3384c158e782489540e41c0b698ca1d9fd927" "/opt/rustwide/cargo-home/bin/cargo" "+a8425075041d4b9af9bf32e2a267dfb9db2cfffb" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] a6079c4d03b22e8ddeebf6d4872a9629285ce1362b1dd51b8c1c31bf1ab26468 [INFO] running `Command { std: "docker" "start" "-a" "a6079c4d03b22e8ddeebf6d4872a9629285ce1362b1dd51b8c1c31bf1ab26468", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "a6079c4d03b22e8ddeebf6d4872a9629285ce1362b1dd51b8c1c31bf1ab26468", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a6079c4d03b22e8ddeebf6d4872a9629285ce1362b1dd51b8c1c31bf1ab26468", kill_on_drop: false }` [INFO] [stdout] a6079c4d03b22e8ddeebf6d4872a9629285ce1362b1dd51b8c1c31bf1ab26468 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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@sha256:824c28ce115f6b999260af6986f3384c158e782489540e41c0b698ca1d9fd927" "/opt/rustwide/cargo-home/bin/cargo" "+a8425075041d4b9af9bf32e2a267dfb9db2cfffb" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 3c6f0df7f0170b0e1ad5a474837ff33fdfbf5242ba165bdf5fdb96d9819eca6a [INFO] running `Command { std: "docker" "start" "-a" "3c6f0df7f0170b0e1ad5a474837ff33fdfbf5242ba165bdf5fdb96d9819eca6a", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.27 [INFO] [stderr] Compiling unicode-xid v0.2.2 [INFO] [stderr] Compiling libc v0.2.95 [INFO] [stderr] Compiling syn v1.0.72 [INFO] [stderr] Compiling autocfg v1.0.1 [INFO] [stderr] Checking cfg-if v1.0.0 [INFO] [stderr] Compiling log v0.4.14 [INFO] [stderr] Compiling getrandom v0.1.16 [INFO] [stderr] Compiling serde_derive v1.0.126 [INFO] [stderr] Compiling proc-macro-hack v0.5.19 [INFO] [stderr] Compiling serde v1.0.126 [INFO] [stderr] Compiling memchr v2.4.0 [INFO] [stderr] Compiling ppv-lite86 v0.2.10 [INFO] [stderr] Checking pin-project-lite v0.2.6 [INFO] [stderr] Compiling siphasher v0.3.5 [INFO] [stderr] Compiling futures-core v0.3.15 [INFO] [stderr] Checking once_cell v1.7.2 [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Checking smallvec v1.6.1 [INFO] [stderr] Compiling futures-task v0.3.15 [INFO] [stderr] Checking futures-sink v0.3.15 [INFO] [stderr] Compiling futures-channel v0.3.15 [INFO] [stderr] Checking itoa v0.4.7 [INFO] [stderr] Compiling proc-macro-nested v0.1.7 [INFO] [stderr] Checking futures-io v0.3.15 [INFO] [stderr] Checking lazy_static v1.4.0 [INFO] [stderr] Checking slab v0.4.3 [INFO] [stderr] Compiling pkg-config v0.3.19 [INFO] [stderr] Compiling cc v1.0.68 [INFO] [stderr] Checking matches v0.1.8 [INFO] [stderr] Checking bytes v1.0.1 [INFO] [stderr] Checking pin-utils v0.1.0 [INFO] [stderr] Checking scopeguard v1.1.0 [INFO] [stderr] Compiling version_check v0.9.3 [INFO] [stderr] Checking foreign-types-shared v0.1.1 [INFO] [stderr] Checking fnv v1.0.7 [INFO] [stderr] Checking new_debug_unreachable v1.0.4 [INFO] [stderr] Compiling openssl v0.10.34 [INFO] [stderr] Compiling typenum v1.13.0 [INFO] [stderr] Checking byteorder v1.4.3 [INFO] [stderr] Compiling native-tls v0.2.7 [INFO] [stderr] Checking precomputed-hash v0.1.1 [INFO] [stderr] Checking tinyvec_macros v0.1.0 [INFO] [stderr] Compiling ryu v1.0.5 [INFO] [stderr] Compiling httparse v1.4.1 [INFO] [stderr] Checking hashbrown v0.9.1 [INFO] [stderr] Checking mac v0.1.1 [INFO] [stderr] Checking utf-8 v0.7.6 [INFO] [stderr] Checking dtoa v0.4.8 [INFO] [stderr] Checking openssl-probe v0.1.4 [INFO] [stderr] Compiling nix v0.17.0 [INFO] [stderr] Checking waker-fn v1.1.0 [INFO] [stderr] 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dotenv v0.15.0 [INFO] [stderr] Checking instant v0.1.9 [INFO] [stderr] Compiling phf_shared v0.8.0 [INFO] [stderr] Checking tracing-core v0.1.18 [INFO] [stderr] Checking unicode-bidi v0.3.5 [INFO] [stderr] Checking foreign-types v0.3.2 [INFO] [stderr] Checking lock_api v0.4.4 [INFO] [stderr] Checking tinyvec v1.2.0 [INFO] [stderr] Compiling futures-macro v0.3.15 [INFO] [stderr] Compiling futures-util v0.3.15 [INFO] [stderr] Compiling tokio v1.6.1 [INFO] [stderr] Compiling indexmap v1.6.2 [INFO] [stderr] Compiling num-traits v0.2.14 [INFO] [stderr] Compiling num-integer v0.1.44 [INFO] [stderr] Checking futf v0.1.4 [INFO] [stderr] Checking fxhash v0.2.1 [INFO] [stderr] Checking http v0.2.4 [INFO] [stderr] Checking concurrent-queue v1.2.2 [INFO] [stderr] Checking dtoa-short v0.3.3 [INFO] [stderr] Checking servo_arc v0.1.1 [INFO] [stderr] Checking form_urlencoded v1.0.1 [INFO] [stderr] Compiling generic-array v0.14.4 [INFO] [stderr] Checking getopts v0.2.21 [INFO] [stderr] Checking tendril v0.4.2 [INFO] [stderr] Checking tracing v0.1.26 [INFO] [stderr] Checking want v0.3.0 [INFO] [stderr] Compiling quote v1.0.9 [INFO] [stderr] Checking futures-lite v1.11.3 [INFO] [stderr] Checking unicode-normalization v0.1.18 [INFO] [stderr] Compiling openssl-sys v0.9.63 [INFO] [stderr] Checking block-buffer v0.9.0 [INFO] [stderr] Checking digest v0.9.0 [INFO] [stderr] Checking parking_lot_core v0.8.3 [INFO] [stderr] Checking signal-hook-registry v1.3.0 [INFO] [stderr] Checking mio v0.7.11 [INFO] [stderr] Checking socket2 v0.4.0 [INFO] [stderr] Checking num_cpus v1.13.0 [INFO] [stderr] Checking polling v2.0.3 [INFO] [stderr] Checking time v0.1.44 [INFO] [stderr] Checking idna v0.2.3 [INFO] [stderr] Checking sha-1 v0.9.6 [INFO] [stderr] Checking parking_lot v0.11.1 [INFO] [stderr] Checking async-io v1.4.1 [INFO] [stderr] Checking nb-connect v1.2.0 [INFO] [stderr] Checking chrono v0.4.19 [INFO] [stderr] Compiling rand_core v0.5.1 [INFO] [stderr] Checking http-body v0.4.2 [INFO] [stderr] Compiling rand_pcg v0.2.1 [INFO] [stderr] Compiling rand_chacha v0.2.2 [INFO] [stderr] Checking url v2.2.2 [INFO] [stderr] Compiling rand v0.7.3 [INFO] [stderr] Checking clokwerk v0.3.5 [INFO] [stderr] Compiling phf_generator v0.8.0 [INFO] [stderr] Compiling phf_codegen v0.8.0 [INFO] [stderr] Compiling string_cache_codegen v0.5.1 [INFO] [stderr] Compiling selectors v0.22.0 [INFO] [stderr] Compiling markup5ever v0.10.1 [INFO] [stderr] Compiling tokio-macros v1.2.0 [INFO] [stderr] Compiling phf_macros v0.8.0 [INFO] [stderr] Compiling enumflags2_derive v0.6.4 [INFO] [stderr] Compiling pin-project-internal v1.0.7 [INFO] [stderr] Compiling cssparser v0.27.2 [INFO] [stderr] Compiling html5ever v0.25.1 [INFO] [stderr] Compiling cssparser-macros v0.6.0 [INFO] [stderr] Compiling serde_repr v0.1.7 [INFO] [stderr] Compiling derive_more v0.99.14 [INFO] [stderr] Compiling derivative v2.2.0 [INFO] [stderr] Checking phf v0.8.0 [INFO] [stderr] Checking pin-project v1.0.7 [INFO] [stderr] Checking futures-executor v0.3.15 [INFO] [stderr] Checking tokio-util v0.6.7 [INFO] [stderr] Checking tokio-native-tls v0.3.0 [INFO] [stderr] Checking futures v0.3.15 [INFO] [stderr] Checking h2 v0.3.3 [INFO] [stderr] Checking enumflags2 v0.6.4 [INFO] [stderr] Checking string_cache v0.8.1 [INFO] [stderr] Checking serde_urlencoded v0.7.0 [INFO] [stderr] Checking hyper v0.14.8 [INFO] [stderr] Compiling toml v0.5.8 [INFO] [stderr] Compiling proc-macro-crate v0.1.5 [INFO] [stderr] Checking scraper v0.12.0 [INFO] [stderr] Checking hyper-tls v0.5.0 [INFO] [stderr] Checking reqwest v0.11.3 [INFO] [stderr] Compiling zvariant_derive v2.6.0 [INFO] [stderr] Compiling zbus_macros v1.9.1 [INFO] [stderr] Checking zvariant v2.6.0 [INFO] [stderr] Checking zbus v1.9.1 [INFO] [stderr] Checking notify-rust v4.5.2 [INFO] [stderr] Checking secreto-notify v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused imports: `hash`, `path` [INFO] [stdout] --> src/main.rs:1:11 [INFO] [stdout] | [INFO] [stdout] 1 | use std::{hash, path, str}; [INFO] [stdout] | ^^^^ ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::fs::File` [INFO] [stdout] --> src/main.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use std::fs::File; [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::io::BufWriter` [INFO] [stdout] --> src/main.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | use std::io::BufWriter; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::path::Path` [INFO] [stdout] --> src/main.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 7 | use std::path::Path; [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `clokwerk::Interval::*` [INFO] [stdout] --> src/main.rs:12:5 [INFO] [stdout] | [INFO] [stdout] 12 | use clokwerk::Interval::*; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Sha1` [INFO] [stdout] --> src/main.rs:15:20 [INFO] [stdout] | [INFO] [stdout] 15 | use sha1::{Digest, Sha1}; [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `dotenv::dotenv` [INFO] [stdout] --> src/main.rs:16:5 [INFO] [stdout] | [INFO] [stdout] 16 | use dotenv::dotenv; [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `hash`, `path` [INFO] [stdout] --> src/main.rs:1:11 [INFO] [stdout] | [INFO] [stdout] 1 | use std::{hash, path, str}; [INFO] [stdout] | ^^^^ ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::fs::File` [INFO] [stdout] --> src/main.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use std::fs::File; [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::io::BufWriter` [INFO] [stdout] --> src/main.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | use std::io::BufWriter; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::path::Path` [INFO] [stdout] --> src/main.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 7 | use std::path::Path; [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `clokwerk::Interval::*` [INFO] [stdout] --> src/main.rs:12:5 [INFO] [stdout] | [INFO] [stdout] 12 | use clokwerk::Interval::*; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Sha1` [INFO] [stdout] --> src/main.rs:15:20 [INFO] [stdout] | [INFO] [stdout] 15 | use sha1::{Digest, Sha1}; [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `dotenv::dotenv` [INFO] [stdout] --> src/main.rs:16:5 [INFO] [stdout] | [INFO] [stdout] 16 | use dotenv::dotenv; [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Digest` [INFO] [stdout] --> src/main.rs:15:12 [INFO] [stdout] | [INFO] [stdout] 15 | use sha1::{Digest, Sha1}; [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Digest` [INFO] [stdout] --> src/main.rs:15:12 [INFO] [stdout] | [INFO] [stdout] 15 | use sha1::{Digest, Sha1}; [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:64:17 [INFO] [stdout] | [INFO] [stdout] 64 | let mut file_for_reading = OpenOptions::new() [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/main.rs:64:17 [INFO] [stdout] | [INFO] [stdout] 64 | let mut file_for_reading = OpenOptions::new() [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: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:105:17 [INFO] [stdout] | [INFO] [stdout] 105 | / Notification::new() [INFO] [stdout] 106 | | .summary("New Secreto(s)!") [INFO] [stdout] 107 | | .body(message_body.as_str()) [INFO] [stdout] 108 | | .summary(message_body.as_str()) [INFO] [stdout] 109 | | .show() [INFO] [stdout] 110 | | ; [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 `Result` that must be used [INFO] [stdout] --> src/main.rs:121:17 [INFO] [stdout] | [INFO] [stdout] 121 | file_for_writing.write_all(new_message.as_bytes()); [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 `Result` that must be used [INFO] [stdout] --> src/main.rs:122:17 [INFO] [stdout] | [INFO] [stdout] 122 | file_for_writing.write_all(b"\n\n"); [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: 12 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:105:17 [INFO] [stdout] | [INFO] [stdout] 105 | / Notification::new() [INFO] [stdout] 106 | | .summary("New Secreto(s)!") [INFO] [stdout] 107 | | .body(message_body.as_str()) [INFO] [stdout] 108 | | .summary(message_body.as_str()) [INFO] [stdout] 109 | | .show() [INFO] [stdout] 110 | | ; [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 `Result` that must be used [INFO] [stdout] --> src/main.rs:121:17 [INFO] [stdout] | [INFO] [stdout] 121 | file_for_writing.write_all(new_message.as_bytes()); [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 `Result` that must be used [INFO] [stdout] --> src/main.rs:122:17 [INFO] [stdout] | [INFO] [stdout] 122 | file_for_writing.write_all(b"\n\n"); [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: 12 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 53.87s [INFO] running `Command { std: "docker" "inspect" "3c6f0df7f0170b0e1ad5a474837ff33fdfbf5242ba165bdf5fdb96d9819eca6a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3c6f0df7f0170b0e1ad5a474837ff33fdfbf5242ba165bdf5fdb96d9819eca6a", kill_on_drop: false }` [INFO] [stdout] 3c6f0df7f0170b0e1ad5a474837ff33fdfbf5242ba165bdf5fdb96d9819eca6a