[INFO] cloning repository https://github.com/TrionProg/SimpleWebServer [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/TrionProg/SimpleWebServer" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTrionProg%2FSimpleWebServer", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTrionProg%2FSimpleWebServer'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] f92fa8625161e649064f9839519ce196a3dd28f3 [INFO] testing TrionProg/SimpleWebServer against master#b70888601af92f6cdc0364abab3446e418b91d36 for pr-86479 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTrionProg%2FSimpleWebServer" "/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/TrionProg/SimpleWebServer on toolchain b70888601af92f6cdc0364abab3446e418b91d36 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/TrionProg/SimpleWebServer [INFO] finished tweaking git repo https://github.com/TrionProg/SimpleWebServer [INFO] tweaked toml for git repo https://github.com/TrionProg/SimpleWebServer written to /workspace/builds/worker-1/source/Cargo.toml [INFO] crate git repo https://github.com/TrionProg/SimpleWebServer already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 9b4bee965ed3d4baea522ae800feb0fa12841230584cd818a23ead4aeb04184a [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" "9b4bee965ed3d4baea522ae800feb0fa12841230584cd818a23ead4aeb04184a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "9b4bee965ed3d4baea522ae800feb0fa12841230584cd818a23ead4aeb04184a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9b4bee965ed3d4baea522ae800feb0fa12841230584cd818a23ead4aeb04184a", kill_on_drop: false }` [INFO] [stdout] 9b4bee965ed3d4baea522ae800feb0fa12841230584cd818a23ead4aeb04184a [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=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" "+b70888601af92f6cdc0364abab3446e418b91d36" "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] e67173bf48189b1d17fff947024bda5ec8abe3cd7e8cbf0ce5b7a245071ba74d [INFO] running `Command { std: "docker" "start" "-a" "e67173bf48189b1d17fff947024bda5ec8abe3cd7e8cbf0ce5b7a245071ba74d", kill_on_drop: false }` [INFO] [stderr] Compiling futures v0.1.29 [INFO] [stderr] Compiling cc v1.0.34 [INFO] [stderr] Compiling smallvec v0.6.9 [INFO] [stderr] Compiling unicode-xid v0.1.0 [INFO] [stderr] Compiling syn v0.15.30 [INFO] [stderr] Compiling stable_deref_trait v1.1.1 [INFO] [stderr] Compiling ucd-util v0.1.3 [INFO] [stderr] Compiling utf8-ranges v1.0.2 [INFO] [stderr] Compiling scopeguard v1.0.0 [INFO] [stderr] Compiling failure_derive v0.1.5 [INFO] [stderr] Compiling pkg-config v0.3.16 [INFO] [stderr] Compiling getrandom v0.1.12 [INFO] [stderr] Compiling serde v1.0.90 [INFO] [stderr] Compiling openssl v0.10.25 [INFO] [stderr] Compiling version_check v0.1.5 [INFO] [stderr] Compiling percent-encoding v1.0.1 [INFO] [stderr] Compiling arc-swap v0.3.9 [INFO] [stderr] Compiling unicode-xid v0.2.0 [INFO] [stderr] Compiling syn v1.0.5 [INFO] [stderr] Compiling nix v0.13.0 [INFO] [stderr] Compiling log v0.4.6 [INFO] [stderr] Compiling backtrace v0.3.15 [INFO] [stderr] Compiling num-traits v0.2.8 [INFO] [stderr] Compiling num-integer v0.1.41 [INFO] [stderr] Compiling owning_ref v0.4.0 [INFO] [stderr] Compiling regex-syntax v0.6.6 [INFO] [stderr] Compiling lock_api v0.3.1 [INFO] [stderr] Compiling c2-chacha v0.2.2 [INFO] [stderr] Compiling unicode-normalization v0.1.8 [INFO] [stderr] Compiling proc-macro2 v0.4.27 [INFO] [stderr] Compiling proc-macro2 v1.0.6 [INFO] [stderr] Compiling crc32fast v1.2.0 [INFO] [stderr] Compiling encoding_rs v0.8.20 [INFO] [stderr] Compiling iovec v0.1.2 [INFO] [stderr] Compiling rand_os v0.1.3 [INFO] [stderr] Compiling net2 v0.2.33 [INFO] [stderr] Compiling num_cpus v1.10.0 [INFO] [stderr] Compiling socket2 v0.3.8 [INFO] [stderr] Compiling signal-hook-registry v1.0.1 [INFO] [stderr] Compiling opencv_sys v0.1.0 (/opt/rustwide/workdir/opencv_sys) [INFO] [stderr] Compiling atty v0.2.11 [INFO] [stdout] warning: unused imports: `c_char`, `c_void`, `size_t` [INFO] [stdout] --> opencv_sys/src/error.rs:2:12 [INFO] [stdout] | [INFO] [stdout] 2 | use libc::{c_void, c_char, size_t, c_int}; [INFO] [stdout] | ^^^^^^ ^^^^^^ ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `size_t` [INFO] [stdout] --> opencv_sys/src/image.rs:3:28 [INFO] [stdout] | [INFO] [stdout] 3 | use libc::{c_void, c_char, size_t, c_int}; [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling parking_lot_core v0.4.0 [INFO] [stderr] Compiling parking_lot_core v0.6.2 [INFO] [stderr] Compiling parking_lot v0.9.0 [INFO] [stderr] Compiling unicase v2.3.0 [INFO] [stderr] Compiling rand_chacha v0.1.1 [INFO] [stderr] Compiling rand_pcg v0.1.2 [INFO] [stderr] Compiling aho-corasick v0.7.3 [INFO] [stderr] Compiling twoway v0.2.0 [INFO] [stderr] Compiling lock_api v0.1.5 [INFO] [stderr] Compiling resolv-conf v0.6.2 [INFO] [stderr] Compiling bytes v0.4.12 [INFO] [stderr] Compiling threadpool v1.7.1 [INFO] [stderr] Compiling mio v0.6.19 [INFO] [stderr] Compiling signal-hook v0.1.9 [INFO] [stderr] Compiling quote v0.6.11 [INFO] [stderr] Compiling tokio-executor v0.1.7 [INFO] [stderr] Compiling tokio-sync v0.1.4 [INFO] [stderr] Compiling actix-service v0.4.2 [INFO] [stderr] Compiling quote v1.0.2 [INFO] [stderr] Compiling idna v0.1.5 [INFO] [stderr] Compiling idna v0.2.0 [INFO] [stderr] Compiling rand v0.6.5 [INFO] [stderr] Compiling rand_core v0.5.1 [INFO] [stderr] Compiling tokio-io v0.1.12 [INFO] [stderr] Compiling http v0.1.17 [INFO] [stderr] Compiling string v0.2.0 [INFO] [stderr] Compiling backtrace-sys v0.1.28 [INFO] [stderr] Compiling openssl-sys v0.9.52 [INFO] [stderr] Compiling miniz-sys v0.1.11 [INFO] [stderr] Compiling brotli-sys v0.3.2 [INFO] [stderr] Compiling tokio-timer v0.2.10 [INFO] [stderr] Compiling tokio-current-thread v0.1.6 [INFO] [stderr] Compiling mio-uds v0.6.7 [INFO] [stderr] Compiling rand_chacha v0.2.1 [INFO] [stderr] Compiling url v1.7.2 [INFO] [stderr] Compiling url v2.1.0 [INFO] [stderr] Compiling tokio-codec v0.1.1 [INFO] [stderr] Compiling regex v1.1.5 [INFO] [stderr] Compiling mime v0.3.13 [INFO] [stderr] Compiling rand v0.7.2 [INFO] [stderr] Compiling actix-codec v0.1.2 [INFO] [stderr] Compiling parking_lot v0.7.1 [INFO] [stderr] Compiling chrono v0.4.9 [INFO] [stderr] Compiling actix-utils v0.4.7 [INFO] [stderr] Compiling flate2 v1.0.7 [INFO] [stderr] Compiling ctrlc v3.1.2 [INFO] [stderr] Compiling h2 v0.1.17 [INFO] [stderr] Compiling tokio-reactor v0.1.9 [INFO] [stderr] Compiling env_logger v0.6.1 [INFO] [stderr] Compiling synstructure v0.10.1 [INFO] [stderr] Compiling tokio-tcp v0.1.3 [INFO] [stderr] Compiling tokio-udp v0.1.3 [INFO] [stderr] Compiling tokio-signal v0.2.7 [INFO] [stderr] Compiling actix-server-config v0.1.2 [INFO] [stderr] Compiling derive_more v0.15.0 [INFO] [stderr] Compiling serde_derive v1.0.90 [INFO] [stderr] Compiling enum-as-inner v0.2.1 [INFO] [stderr] Compiling actix-web-codegen v0.1.3 [INFO] [stderr] Compiling tokio-openssl v0.3.0 [INFO] [stderr] Compiling failure v0.1.5 [INFO] [stderr] Compiling trust-dns-proto v0.7.3 [INFO] [stderr] Compiling opencv v0.1.0 (/opt/rustwide/workdir/opencv) [INFO] [stderr] Compiling brotli2 v0.3.2 [INFO] [stdout] warning: derive helper attribute is used before it is introduced [INFO] [stdout] --> opencv/src/errors.rs:2:3 [INFO] [stdout] | [INFO] [stdout] 2 | #[fail(display = "Can not create an image")] [INFO] [stdout] | ^^^^ [INFO] [stdout] 3 | #[derive(Debug, Fail, Clone)] [INFO] [stdout] | ---- the attribute is introduced here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(legacy_derive_helpers)]` on by default [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stdout] = note: for more information, see issue #79202 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: derive helper attribute is used before it is introduced [INFO] [stdout] --> opencv/src/errors.rs:6:3 [INFO] [stdout] | [INFO] [stdout] 6 | #[fail(display = "Can not open an image \"{}\"", path)] [INFO] [stdout] | ^^^^ [INFO] [stdout] 7 | #[derive(Debug, Fail, Clone)] [INFO] [stdout] | ---- the attribute is introduced here [INFO] [stdout] | [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stdout] = note: for more information, see issue #79202 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: derive helper attribute is used before it is introduced [INFO] [stdout] --> opencv/src/errors.rs:20:3 [INFO] [stdout] | [INFO] [stdout] 20 | #[fail(display = "Can not save an image \"{}\"", path)] [INFO] [stdout] | ^^^^ [INFO] [stdout] 21 | #[derive(Debug, Fail, Clone)] [INFO] [stdout] | ---- the attribute is introduced here [INFO] [stdout] | [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stdout] = note: for more information, see issue #79202 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: derive helper attribute is used before it is introduced [INFO] [stdout] --> opencv/src/errors.rs:34:3 [INFO] [stdout] | [INFO] [stdout] 34 | #[fail(display = "Can not resize an image")] [INFO] [stdout] | ^^^^ [INFO] [stdout] 35 | #[derive(Debug, Fail, Clone)] [INFO] [stdout] | ---- the attribute is introduced here [INFO] [stdout] | [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stdout] = note: for more information, see issue #79202 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `CStr` [INFO] [stdout] --> opencv/src/image.rs:4:25 [INFO] [stdout] | [INFO] [stdout] 4 | use std::ffi::{CString, CStr}; [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `crate::errors::CanNotResizeImage` [INFO] [stdout] --> opencv/src/image.rs:14:5 [INFO] [stdout] | [INFO] [stdout] 14 | use crate::errors::CanNotResizeImage; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `error` [INFO] [stdout] --> opencv/src/image.rs:27:17 [INFO] [stdout] | [INFO] [stdout] 27 | let error = unsafe{opencv_sys::error::cvGetErrStatus()}; [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_error` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `error` [INFO] [stdout] --> opencv/src/image.rs:45:17 [INFO] [stdout] | [INFO] [stdout] 45 | let error = unsafe{opencv_sys::error::cvGetErrStatus()}; [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_error` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `error` [INFO] [stdout] --> opencv/src/image.rs:63:17 [INFO] [stdout] | [INFO] [stdout] 63 | let error = unsafe{opencv_sys::error::cvGetErrStatus()}; [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_error` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: getting the inner pointer of a temporary `CString` [INFO] [stdout] --> opencv/src/image.rs:41:72 [INFO] [stdout] | [INFO] [stdout] 41 | opencv_sys::image::cvLoadImage(CString::new(path).unwrap().as_ptr(), 1) [INFO] [stdout] | --------------------------- ^^^^^^ this pointer will be invalid [INFO] [stdout] | | [INFO] [stdout] | this `CString` is deallocated at the end of the statement, bind it to a variable to extend its lifetime [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(temporary_cstring_as_ptr)]` on by default [INFO] [stdout] = note: pointers do not have a lifetime; when calling `as_ptr` the `CString` will be deallocated at the end of the statement because nothing is referencing it as far as the type system is concerned [INFO] [stdout] = help: for more information, see https://doc.rust-lang.org/reference/destructors.html [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: getting the inner pointer of a temporary `CString` [INFO] [stdout] --> opencv/src/image.rs:59:72 [INFO] [stdout] | [INFO] [stdout] 59 | opencv_sys::image::cvSaveImage(CString::new(path).unwrap().as_ptr(), self.mat, 0 as *const c_int) [INFO] [stdout] | --------------------------- ^^^^^^ this pointer will be invalid [INFO] [stdout] | | [INFO] [stdout] | this `CString` is deallocated at the end of the statement, bind it to a variable to extend its lifetime [INFO] [stdout] | [INFO] [stdout] = note: pointers do not have a lifetime; when calling `as_ptr` the `CString` will be deallocated at the end of the statement because nothing is referencing it as far as the type system is concerned [INFO] [stdout] = help: for more information, see https://doc.rust-lang.org/reference/destructors.html [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 11 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling actix-threadpool v0.1.2 [INFO] [stderr] Compiling trust-dns-resolver v0.11.1 [INFO] [stderr] Compiling actix-rt v0.2.5 [INFO] [stderr] Compiling actix-server v0.6.1 [INFO] [stderr] Compiling actix-connect v0.2.5 [INFO] [stderr] Compiling actix-testing v0.1.0 [INFO] [stderr] Compiling serde_urlencoded v0.6.1 [INFO] [stderr] Compiling serde_json v1.0.39 [INFO] [stderr] Compiling actix-router v0.1.5 [INFO] [stderr] Compiling actix-http v0.2.10 [INFO] [stderr] Compiling awc v0.2.7 [INFO] [stderr] Compiling actix-web v1.0.8 [INFO] [stderr] Compiling image_api v0.1.0 (/opt/rustwide/workdir/image_api) [INFO] [stderr] Compiling actix-multipart v0.1.4 [INFO] [stdout] warning: derive helper attribute is used before it is introduced [INFO] [stdout] --> image_api/src/errors.rs:2:3 [INFO] [stdout] | [INFO] [stdout] 2 | #[fail(display = "Text is not valid base64")] [INFO] [stdout] | ^^^^ [INFO] [stdout] 3 | #[derive(Debug, Fail, Clone)] [INFO] [stdout] | ---- the attribute is introduced here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(legacy_derive_helpers)]` on by default [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stdout] = note: for more information, see issue #79202 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: derive helper attribute is used before it is introduced [INFO] [stdout] --> image_api/src/errors.rs:6:3 [INFO] [stdout] | [INFO] [stdout] 6 | #[fail(display = "Text is not valid UTF-8")] [INFO] [stdout] | ^^^^ [INFO] [stdout] 7 | #[derive(Debug, Fail, Clone)] [INFO] [stdout] | ---- the attribute is introduced here [INFO] [stdout] | [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stdout] = note: for more information, see issue #79202 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: derive helper attribute is used before it is introduced [INFO] [stdout] --> image_api/src/errors.rs:10:3 [INFO] [stdout] | [INFO] [stdout] 10 | #[fail(display = "Text is not valid URL")] [INFO] [stdout] | ^^^^ [INFO] [stdout] 11 | #[derive(Debug, Fail, Clone)] [INFO] [stdout] | ---- the attribute is introduced here [INFO] [stdout] | [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stdout] = note: for more information, see issue #79202 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: derive helper attribute is used before it is introduced [INFO] [stdout] --> image_api/src/errors.rs:14:3 [INFO] [stdout] | [INFO] [stdout] 14 | #[fail(display = "Can not create image file \"{}\" error: \"{}\"", path, error)] [INFO] [stdout] | ^^^^ [INFO] [stdout] 15 | #[derive(Debug, Fail, Clone)] [INFO] [stdout] | ---- the attribute is introduced here [INFO] [stdout] | [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stdout] = note: for more information, see issue #79202 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: derive helper attribute is used before it is introduced [INFO] [stdout] --> image_api/src/errors.rs:30:3 [INFO] [stdout] | [INFO] [stdout] 30 | #[fail(display = "Can not write image file \"{}\" error: \"{}\"", path, error)] [INFO] [stdout] | ^^^^ [INFO] [stdout] 31 | #[derive(Debug, Fail, Clone)] [INFO] [stdout] | ---- the attribute is introduced here [INFO] [stdout] | [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stdout] = note: for more information, see issue #79202 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: derive helper attribute is used before it is introduced [INFO] [stdout] --> image_api/src/errors.rs:46:3 [INFO] [stdout] | [INFO] [stdout] 46 | #[fail(display = "Can not read image file \"{}\" error: \"{}\"", path, error)] [INFO] [stdout] | ^^^^ [INFO] [stdout] 47 | #[derive(Debug, Fail, Clone)] [INFO] [stdout] | ---- the attribute is introduced here [INFO] [stdout] | [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stdout] = note: for more information, see issue #79202 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: derive helper attribute is used before it is introduced [INFO] [stdout] --> image_api/src/errors.rs:62:3 [INFO] [stdout] | [INFO] [stdout] 62 | #[fail(display = "Unsupported image format, supported:Png, Jpeg")] [INFO] [stdout] | ^^^^ [INFO] [stdout] 63 | #[derive(Debug, Fail, Clone)] [INFO] [stdout] | ---- the attribute is introduced here [INFO] [stdout] | [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stdout] = note: for more information, see issue #79202 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: derive helper attribute is used before it is introduced [INFO] [stdout] --> image_api/src/errors.rs:66:3 [INFO] [stdout] | [INFO] [stdout] 66 | #[fail(display = "Can not parse \"{}\" as number", string)] [INFO] [stdout] | ^^^^ [INFO] [stdout] 67 | #[derive(Debug, Fail, Clone)] [INFO] [stdout] | ---- the attribute is introduced here [INFO] [stdout] | [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stdout] = note: for more information, see issue #79202 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: derive helper attribute is used before it is introduced [INFO] [stdout] --> image_api/src/errors.rs:80:3 [INFO] [stdout] | [INFO] [stdout] 80 | #[fail(display = "Can not download by given URL \"{}\" error: \"{}\"", url, error)] [INFO] [stdout] | ^^^^ [INFO] [stdout] 81 | #[derive(Debug, Fail, Clone)] [INFO] [stdout] | ---- the attribute is introduced here [INFO] [stdout] | [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stdout] = note: for more information, see issue #79202 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `Async`, `Poll`, `future` [INFO] [stdout] --> image_api/src/image_api.rs:2:15 [INFO] [stdout] | [INFO] [stdout] 2 | use futures::{future, Future, Stream, Poll, Async}; [INFO] [stdout] | ^^^^^^ ^^^^ ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `ClientRequest`, `ClientResponse` [INFO] [stdout] --> image_api/src/image_api.rs:12:25 [INFO] [stdout] | [INFO] [stdout] 12 | use actix_web::client::{ClientResponse, ClientRequest}; [INFO] [stdout] | ^^^^^^^^^^^^^^ ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `core::borrow::Borrow` [INFO] [stdout] --> image_api/src/image_api.rs:17:5 [INFO] [stdout] | [INFO] [stdout] 17 | use core::borrow::Borrow; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> image_api/src/image_api.rs:48:72 [INFO] [stdout] | [INFO] [stdout] 48 | pub fn put_image(self_ref:ImageApiRef, image:PutImageInput) -> Box> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> image_api/src/image_api.rs:71:67 [INFO] [stdout] | [INFO] [stdout] 71 | fn upload_image(self_ref:ImageApiRef, content:Vec) -> Box> {// + Send + 'static [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around function argument [INFO] [stdout] --> image_api/src/image_api.rs:209:120 [INFO] [stdout] | [INFO] [stdout] 209 | ... Err(_) => return Either::B(err(err_msg( CanNotParseAsNumberError::from((number_string)) ))) [INFO] [stdout] | ^^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> image_api/src/image_api.rs:245:62 [INFO] [stdout] | [INFO] [stdout] 245 | pub fn get_image(self_ref:ImageApiRef, name:&str) -> Box, Error = Error>> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future, Error = Error>` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> image_api/src/image_api.rs:269:57 [INFO] [stdout] | [INFO] [stdout] 269 | pub fn get_images_list(self_ref:ImageApiRef) -> Box, Error = Error>> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future, Error = Error>` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> image_api/src/image_api.rs:255:13 [INFO] [stdout] | [INFO] [stdout] 255 | let mut file = match fs::File::open(file_path.as_str()) { [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 import: `Stream` [INFO] [stdout] --> image_api/src/image_api.rs:2:31 [INFO] [stdout] | [INFO] [stdout] 2 | use futures::{future, Future, Stream, Poll, Async}; [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `format` [INFO] [stdout] --> image_api/src/image_api.rs:54:27 [INFO] [stdout] | [INFO] [stdout] 54 | Some((format, content_base64)) => [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_format` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `a` [INFO] [stdout] --> image_api/src/image_api.rs:141:18 [INFO] [stdout] | [INFO] [stdout] 141 | let (a, b) = text.split_at("data:image/png;base64,".len()); [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_a` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `a` [INFO] [stdout] --> image_api/src/image_api.rs:145:18 [INFO] [stdout] | [INFO] [stdout] 145 | let (a, b) = text.split_at("data:image/jpeg;base64,".len()); [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_a` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `e` [INFO] [stdout] --> image_api/src/image_api.rs:158:17 [INFO] [stdout] | [INFO] [stdout] 158 | Err(e) => Either::B(err(err_msg(TextNotBase64Error))) [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_e` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `e` [INFO] [stdout] --> image_api/src/image_api.rs:227:49 [INFO] [stdout] | [INFO] [stdout] 227 | ... Err(e) => Either::B(err(err_msg("can not read body"))) [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_e` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `len` [INFO] [stdout] --> image_api/src/image_api.rs:208:52 [INFO] [stdout] | [INFO] [stdout] 208 | ... Ok(len) => content_length=1000000, [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_len` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `format` [INFO] [stdout] --> image_api/src/image_api.rs:218:38 [INFO] [stdout] | [INFO] [stdout] 218 | ... Some(format) => { [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_format` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `self_ref` [INFO] [stdout] --> image_api/src/image_api.rs:249:19 [INFO] [stdout] | [INFO] [stdout] 249 | fn load_image(self_ref:ImageApiRef, name:&str) -> impl Future, Error = Error> { [INFO] [stdout] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_self_ref` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> image_api/src/image_api.rs:109:13 [INFO] [stdout] | [INFO] [stdout] 109 | let mut file = match fs::File::create(file_path) { [INFO] [stdout] | ----^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 28 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling simple_web_server v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: derive helper attribute is used before it is introduced [INFO] [stdout] --> src/errors.rs:2:3 [INFO] [stdout] | [INFO] [stdout] 2 | #[fail(display = "Text is not valid base64")] [INFO] [stdout] | ^^^^ [INFO] [stdout] 3 | #[derive(Debug, Fail, Clone)] [INFO] [stdout] | ---- the attribute is introduced here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(legacy_derive_helpers)]` on by default [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stdout] = note: for more information, see issue #79202 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: derive helper attribute is used before it is introduced [INFO] [stdout] --> src/errors.rs:6:3 [INFO] [stdout] | [INFO] [stdout] 6 | #[fail(display = "Text is not valid UTF-8")] [INFO] [stdout] | ^^^^ [INFO] [stdout] 7 | #[derive(Debug, Fail, Clone)] [INFO] [stdout] | ---- the attribute is introduced here [INFO] [stdout] | [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stdout] = note: for more information, see issue #79202 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: derive helper attribute is used before it is introduced [INFO] [stdout] --> src/errors.rs:10:3 [INFO] [stdout] | [INFO] [stdout] 10 | #[fail(display = "Text is not valid URL")] [INFO] [stdout] | ^^^^ [INFO] [stdout] 11 | #[derive(Debug, Fail, Clone)] [INFO] [stdout] | ---- the attribute is introduced here [INFO] [stdout] | [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stdout] = note: for more information, see issue #79202 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: derive helper attribute is used before it is introduced [INFO] [stdout] --> src/errors.rs:14:3 [INFO] [stdout] | [INFO] [stdout] 14 | #[fail(display = "Can not create image file \"{}\" error: \"{}\"", path, error)] [INFO] [stdout] | ^^^^ [INFO] [stdout] 15 | #[derive(Debug, Fail, Clone)] [INFO] [stdout] | ---- the attribute is introduced here [INFO] [stdout] | [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stdout] = note: for more information, see issue #79202 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: derive helper attribute is used before it is introduced [INFO] [stdout] --> src/errors.rs:30:3 [INFO] [stdout] | [INFO] [stdout] 30 | #[fail(display = "Can not write image file \"{}\" error: \"{}\"", path, error)] [INFO] [stdout] | ^^^^ [INFO] [stdout] 31 | #[derive(Debug, Fail, Clone)] [INFO] [stdout] | ---- the attribute is introduced here [INFO] [stdout] | [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stdout] = note: for more information, see issue #79202 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: derive helper attribute is used before it is introduced [INFO] [stdout] --> src/errors.rs:46:3 [INFO] [stdout] | [INFO] [stdout] 46 | #[fail(display = "Can not read image file \"{}\" error: \"{}\"", path, error)] [INFO] [stdout] | ^^^^ [INFO] [stdout] 47 | #[derive(Debug, Fail, Clone)] [INFO] [stdout] | ---- the attribute is introduced here [INFO] [stdout] | [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stdout] = note: for more information, see issue #79202 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: derive helper attribute is used before it is introduced [INFO] [stdout] --> src/errors.rs:62:3 [INFO] [stdout] | [INFO] [stdout] 62 | #[fail(display = "Unsupported image format, supported:Png, Jpeg")] [INFO] [stdout] | ^^^^ [INFO] [stdout] 63 | #[derive(Debug, Fail, Clone)] [INFO] [stdout] | ---- the attribute is introduced here [INFO] [stdout] | [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stdout] = note: for more information, see issue #79202 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: derive helper attribute is used before it is introduced [INFO] [stdout] --> src/errors.rs:66:3 [INFO] [stdout] | [INFO] [stdout] 66 | #[fail(display = "Can not parse \"{}\" as number", string)] [INFO] [stdout] | ^^^^ [INFO] [stdout] 67 | #[derive(Debug, Fail, Clone)] [INFO] [stdout] | ---- the attribute is introduced here [INFO] [stdout] | [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stdout] = note: for more information, see issue #79202 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: derive helper attribute is used before it is introduced [INFO] [stdout] --> src/errors.rs:80:3 [INFO] [stdout] | [INFO] [stdout] 80 | #[fail(display = "Can not download by given URL \"{}\" error: \"{}\"", url, error)] [INFO] [stdout] | ^^^^ [INFO] [stdout] 81 | #[derive(Debug, Fail, Clone)] [INFO] [stdout] | ---- the attribute is introduced here [INFO] [stdout] | [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stdout] = note: for more information, see issue #79202 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `MultipartError` [INFO] [stdout] --> src/image_app.rs:2:41 [INFO] [stdout] | [INFO] [stdout] 2 | use actix_multipart::{Field, Multipart, MultipartError}; [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `App`, `HttpServer`, `Responder`, `middleware` [INFO] [stdout] --> src/image_app.rs:3:24 [INFO] [stdout] | [INFO] [stdout] 3 | use actix_web::{error, middleware, web, App, HttpResponse, HttpServer, Responder}; [INFO] [stdout] | ^^^^^^^^^^ ^^^ ^^^^^^^^^^ ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `IntoFuture` [INFO] [stdout] --> src/image_app.rs:6:40 [INFO] [stdout] | [INFO] [stdout] 6 | use futures::future::{err, ok, Either, IntoFuture}; [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/image_app.rs:33:14 [INFO] [stdout] | [INFO] [stdout] 33 | ) -> Box> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/image_app.rs:217:56 [INFO] [stdout] | [INFO] [stdout] 217 | pub fn show_image(app: web::Data) -> Box> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/image_app.rs:232:73 [INFO] [stdout] | [INFO] [stdout] 232 | pub fn get_image(req: HttpRequest, app: web::Data) -> Box> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::cell::Cell` [INFO] [stdout] --> src/main.rs:16:5 [INFO] [stdout] | [INFO] [stdout] 16 | use std::cell::Cell; [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `self` [INFO] [stdout] --> src/main.rs:17:15 [INFO] [stdout] | [INFO] [stdout] 17 | use std::fs::{self}; [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::io::Write` [INFO] [stdout] --> src/main.rs:18:5 [INFO] [stdout] | [INFO] [stdout] 18 | use std::io::Write; [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `Field`, `MultipartError`, `Multipart` [INFO] [stdout] --> src/main.rs:20:23 [INFO] [stdout] | [INFO] [stdout] 20 | use actix_multipart::{Field, Multipart, MultipartError}; [INFO] [stdout] | ^^^^^ ^^^^^^^^^ ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `Error`, `HttpResponse`, `error` [INFO] [stdout] --> src/main.rs:21:17 [INFO] [stdout] | [INFO] [stdout] 21 | use actix_web::{error, middleware, web, App, Error, HttpResponse, HttpServer}; [INFO] [stdout] | ^^^^^ ^^^^^ ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `Either`, `err` [INFO] [stdout] --> src/main.rs:22:23 [INFO] [stdout] | [INFO] [stdout] 22 | use futures::future::{err, Either}; [INFO] [stdout] | ^^^ ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Stream` [INFO] [stdout] --> src/main.rs:23:23 [INFO] [stdout] | [INFO] [stdout] 23 | use futures::{Future, Stream}; [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Future` [INFO] [stdout] --> src/main.rs:23:15 [INFO] [stdout] | [INFO] [stdout] 23 | use futures::{Future, Stream}; [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `e` [INFO] [stdout] --> src/main.rs:89:17 [INFO] [stdout] | [INFO] [stdout] 89 | Err(e) => {} [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_e` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:86:5 [INFO] [stdout] | [INFO] [stdout] 86 | / ctrlc::set_handler(move || { [INFO] [stdout] 87 | | match main_tx.send(ToMainMessage::CtrlC) { [INFO] [stdout] 88 | | Ok(_) => {}, [INFO] [stdout] 89 | | Err(e) => {} [INFO] [stdout] 90 | | } [INFO] [stdout] 91 | | }); [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 implementer of `futures::Future` that must be used [INFO] [stdout] --> src/main.rs:105:5 [INFO] [stdout] | [INFO] [stdout] 105 | server_addr.stop(true); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: futures do nothing unless polled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:108:5 [INFO] [stdout] | [INFO] [stdout] 108 | thread_join_handle.join(); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: linking with `cc` failed: exit status: 1 [INFO] [stdout] | [INFO] [stdout] = note: "cc" "-m64" "/opt/rustwide/target/debug/deps/simple_web_server-a8ebc43bb28a43e5.simple_web_server.0d3ce98a-cgu.0.rcgu.o" "/opt/rustwide/target/debug/deps/simple_web_server-a8ebc43bb28a43e5.simple_web_server.0d3ce98a-cgu.1.rcgu.o" "/opt/rustwide/target/debug/deps/simple_web_server-a8ebc43bb28a43e5.simple_web_server.0d3ce98a-cgu.10.rcgu.o" "/opt/rustwide/target/debug/deps/simple_web_server-a8ebc43bb28a43e5.simple_web_server.0d3ce98a-cgu.11.rcgu.o" "/opt/rustwide/target/debug/deps/simple_web_server-a8ebc43bb28a43e5.simple_web_server.0d3ce98a-cgu.12.rcgu.o" "/opt/rustwide/target/debug/deps/simple_web_server-a8ebc43bb28a43e5.simple_web_server.0d3ce98a-cgu.13.rcgu.o" "/opt/rustwide/target/debug/deps/simple_web_server-a8ebc43bb28a43e5.simple_web_server.0d3ce98a-cgu.14.rcgu.o" "/opt/rustwide/target/debug/deps/simple_web_server-a8ebc43bb28a43e5.simple_web_server.0d3ce98a-cgu.15.rcgu.o" "/opt/rustwide/target/debug/deps/simple_web_server-a8ebc43bb28a43e5.simple_web_server.0d3ce98a-cgu.2.rcgu.o" "/opt/rustwide/target/debug/deps/simple_web_server-a8ebc43bb28a43e5.simple_web_server.0d3ce98a-cgu.3.rcgu.o" "/opt/rustwide/target/debug/deps/simple_web_server-a8ebc43bb28a43e5.simple_web_server.0d3ce98a-cgu.4.rcgu.o" "/opt/rustwide/target/debug/deps/simple_web_server-a8ebc43bb28a43e5.simple_web_server.0d3ce98a-cgu.5.rcgu.o" "/opt/rustwide/target/debug/deps/simple_web_server-a8ebc43bb28a43e5.simple_web_server.0d3ce98a-cgu.6.rcgu.o" "/opt/rustwide/target/debug/deps/simple_web_server-a8ebc43bb28a43e5.simple_web_server.0d3ce98a-cgu.7.rcgu.o" "/opt/rustwide/target/debug/deps/simple_web_server-a8ebc43bb28a43e5.simple_web_server.0d3ce98a-cgu.8.rcgu.o" "/opt/rustwide/target/debug/deps/simple_web_server-a8ebc43bb28a43e5.simple_web_server.0d3ce98a-cgu.9.rcgu.o" "/opt/rustwide/target/debug/deps/simple_web_server-a8ebc43bb28a43e5.2b81l22vooue7ifr.rcgu.o" "-Wl,--as-needed" "-L" "/opt/rustwide/target/debug/deps" "-L" "/opt/rustwide/target/debug/build/backtrace-sys-a65c39a380865b98/out" "-L" "/opt/rustwide/target/debug/build/brotli-sys-06c962f9c99aff93/out" "-L" "/opt/rustwide/target/debug/build/miniz-sys-79dcc6759856f806/out" "-L" "/opt/rustwide/rustup-home/toolchains/b70888601af92f6cdc0364abab3446e418b91d36/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-Wl,-Bstatic" "/opt/rustwide/target/debug/deps/libctrlc-0bc42a11e852e2e4.rlib" "/opt/rustwide/target/debug/deps/libnix-1f03501da573aa91.rlib" "/opt/rustwide/target/debug/deps/libvoid-5636004af8853cbe.rlib" "/opt/rustwide/target/debug/deps/libenv_logger-32d4eb17bf2f68e6.rlib" "/opt/rustwide/target/debug/deps/libatty-b9036b6753961870.rlib" "/opt/rustwide/target/debug/deps/libhumantime-8026e1d1042238a6.rlib" "/opt/rustwide/target/debug/deps/libtermcolor-2f6d14bfb541c507.rlib" "/opt/rustwide/target/debug/deps/libimage_api-a3930a62d398132a.rlib" "/opt/rustwide/target/debug/deps/libopencv-e95770650d6c2b21.rlib" "/opt/rustwide/target/debug/deps/libopencv_sys-724e32d3c2417e56.rlib" "/opt/rustwide/target/debug/deps/libactix_multipart-a3f77164f08e4814.rlib" "/opt/rustwide/target/debug/deps/libtwoway-80e0936014a3ae9f.rlib" "/opt/rustwide/target/debug/deps/libunchecked_index-7e080b015c6cbfa5.rlib" "/opt/rustwide/target/debug/deps/libactix_web-22260bd762867c40.rlib" "/opt/rustwide/target/debug/deps/libawc-86f4d72fd971c42e.rlib" "/opt/rustwide/target/debug/deps/libactix_testing-5c23e364afe1b4da.rlib" "/opt/rustwide/target/debug/deps/libactix_server-69a373e378516f4c.rlib" "/opt/rustwide/target/debug/deps/libtokio_signal-5892881b9be1e2f7.rlib" "/opt/rustwide/target/debug/deps/libsignal_hook-ae4d65078b4e11de.rlib" "/opt/rustwide/target/debug/deps/libsignal_hook_registry-c061438d9c45fe75.rlib" "/opt/rustwide/target/debug/deps/libarc_swap-a4c04dcab8774dcb.rlib" "/opt/rustwide/target/debug/deps/libmio_uds-a933b566f09916d9.rlib" "/opt/rustwide/target/debug/deps/libactix_router-98bf55df8b24606b.rlib" "/opt/rustwide/target/debug/deps/libstring-daf173fc33cc243a.rlib" "/opt/rustwide/target/debug/deps/libactix_http-ae27fdbfc7087ac0.rlib" "/opt/rustwide/target/debug/deps/libsha1-2bc42c9c0a5b16a2.rlib" "/opt/rustwide/target/debug/deps/libbase64-fea384567bc0c7a2.rlib" "/opt/rustwide/target/debug/deps/librand-7e62c0db2ee3c1d7.rlib" "/opt/rustwide/target/debug/deps/librand_chacha-010cf4cb3de2a55d.rlib" "/opt/rustwide/target/debug/deps/libc2_chacha-69969dbc427fe6fc.rlib" "/opt/rustwide/target/debug/deps/libppv_lite86-2a5eab3a540db3c7.rlib" "/opt/rustwide/target/debug/deps/librand_core-5389833cc4e83798.rlib" "/opt/rustwide/target/debug/deps/libgetrandom-19d754c1b37e4ff6.rlib" "/opt/rustwide/target/debug/deps/libserde_urlencoded-a591473c65c6d54a.rlib" "/opt/rustwide/target/debug/deps/liburl-fed94edb6245be1c.rlib" "/opt/rustwide/target/debug/deps/libidna-9b9872727b912721.rlib" "/opt/rustwide/target/debug/deps/libdtoa-e7f7e6942e83c4ca.rlib" "/opt/rustwide/target/debug/deps/libhttparse-5fd2531e39e59fa1.rlib" "/opt/rustwide/target/debug/deps/libchrono-dc20a2dabf0cd425.rlib" "/opt/rustwide/target/debug/deps/libnum_integer-e4aa0f4781a5ee0a.rlib" "/opt/rustwide/target/debug/deps/libnum_traits-5014b4e7c04f8d11.rlib" "/opt/rustwide/target/debug/deps/libserde_json-683642a5f698b882.rlib" "/opt/rustwide/target/debug/deps/libryu-d0e657f5cc677ab3.rlib" "/opt/rustwide/target/debug/deps/libserde-3ce7ebc64f7d14d5.rlib" "/opt/rustwide/target/debug/deps/libencoding_rs-5a52e644b4a6973b.rlib" "/opt/rustwide/target/debug/deps/libregex-8a61be245deeee8b.rlib" "/opt/rustwide/target/debug/deps/libutf8_ranges-c3a1fce7584dd300.rlib" "/opt/rustwide/target/debug/deps/libregex_syntax-b5f0754f2af3a37d.rlib" "/opt/rustwide/target/debug/deps/libucd_util-6788b4990e2fcc67.rlib" "/opt/rustwide/target/debug/deps/libthread_local-2721487484a3f1c6.rlib" "/opt/rustwide/target/debug/deps/libaho_corasick-c11501adc7e6a47e.rlib" "/opt/rustwide/target/debug/deps/libmemchr-bd5bdbd809ac5bef.rlib" "/opt/rustwide/target/debug/deps/liblanguage_tags-ef4b8b002da7e23f.rlib" "/opt/rustwide/target/debug/deps/libpercent_encoding-98a88b5b53b82a03.rlib" "/opt/rustwide/target/debug/deps/libmime-6b308748756289a9.rlib" "/opt/rustwide/target/debug/deps/libunicase-c7016f9be09c7c9b.rlib" "/opt/rustwide/target/debug/deps/libflate2-e1c5e06fdc663723.rlib" "/opt/rustwide/target/debug/deps/libminiz_sys-ee4fdd8dbd5559c0.rlib" "/opt/rustwide/target/debug/deps/libcrc32fast-25680c0b6c305234.rlib" "/opt/rustwide/target/debug/deps/libbrotli2-2b0ebad29601afb1.rlib" "/opt/rustwide/target/debug/deps/libbrotli_sys-086eb7e74a7d6756.rlib" "/opt/rustwide/target/debug/deps/libtime-090f9c2f826bb45f.rlib" "/opt/rustwide/target/debug/deps/libhashbrown-60bd5d8d06ca0355.rlib" "/opt/rustwide/target/debug/deps/libactix_utils-1e1d7656afd51d85.rlib" "/opt/rustwide/target/debug/deps/libactix_connect-1e3a9a08ec83e7b1.rlib" "/opt/rustwide/target/debug/deps/libactix_rt-6284327e33196f34.rlib" "/opt/rustwide/target/debug/deps/libactix_threadpool-c9359617bbca2545.rlib" "/opt/rustwide/target/debug/deps/libthreadpool-b0a26b1528241a51.rlib" "/opt/rustwide/target/debug/deps/libparking_lot-9ee0c06d2929982e.rlib" "/opt/rustwide/target/debug/deps/libparking_lot_core-0b60e915ab439364.rlib" "/opt/rustwide/target/debug/deps/liblock_api-bf1d8fdfdef16830.rlib" "/opt/rustwide/target/debug/deps/libscopeguard-3e3dbc88c0ab67a3.rlib" "/opt/rustwide/target/debug/deps/libcopyless-526b1472a3112d48.rlib" "/opt/rustwide/target/debug/deps/libtokio_current_thread-e055189882a7bb34.rlib" "/opt/rustwide/target/debug/deps/libtokio_openssl-dceb6a98035f4297.rlib" "/opt/rustwide/target/debug/deps/libopenssl-8ddf1b1662e7672a.rlib" "/opt/rustwide/target/debug/deps/libopenssl_sys-6cce3d3fc783f88b.rlib" "/opt/rustwide/target/debug/deps/libforeign_types-32493eedc87a36f8.rlib" "/opt/rustwide/target/debug/deps/libforeign_types_shared-3419cfa5ef43c21e.rlib" "/opt/rustwide/target/debug/deps/libbitflags-44f48aca50656082.rlib" "/opt/rustwide/target/debug/deps/libtrust_dns_resolver-c982642f454d610b.rlib" "/opt/rustwide/target/debug/deps/libtrust_dns_proto-f757b5447f23f014.rlib" "/opt/rustwide/target/debug/deps/liburl-e52a3fd1e2110bff.rlib" "/opt/rustwide/target/debug/deps/libpercent_encoding-f51489b4440e4fe1.rlib" "/opt/rustwide/target/debug/deps/libtokio_udp-d6f2c70922b70fc8.rlib" "/opt/rustwide/target/debug/deps/libtokio_timer-cd2c639b72b12cde.rlib" "/opt/rustwide/target/debug/deps/libsocket2-93557b560b22b39c.rlib" "/opt/rustwide/target/debug/deps/libidna-65c837f515bdba60.rlib" "/opt/rustwide/target/debug/deps/libunicode_normalization-bc91b69aa4fa785e.rlib" "/opt/rustwide/target/debug/deps/libunicode_bidi-266979db193bd1bb.rlib" "/opt/rustwide/target/debug/deps/libmatches-ec803435b0d6dbd5.rlib" "/opt/rustwide/target/debug/deps/libresolv_conf-2e288821c62f8283.rlib" "/opt/rustwide/target/debug/deps/libhostname-846df8914d3fd456.rlib" "/opt/rustwide/target/debug/deps/libquick_error-7c7cd5b552241ac9.rlib" "/opt/rustwide/target/debug/deps/liblru_cache-f24211f8b0d11511.rlib" "/opt/rustwide/target/debug/deps/liblinked_hash_map-da807eb3ab38819b.rlib" "/opt/rustwide/target/debug/deps/libfailure-53ed12de11cf8355.rlib" "/opt/rustwide/target/debug/deps/libbacktrace-551d840472927bd3.rlib" "/opt/rustwide/target/debug/deps/libbacktrace_sys-7e57a7c62ac5eaca.rlib" "/opt/rustwide/target/debug/deps/librustc_demangle-905e8f42118f9b8d.rlib" "/opt/rustwide/target/debug/deps/libeither-4a030595c891bf58.rlib" "/opt/rustwide/target/debug/deps/libh2-b5ae4ddbb187d749.rlib" "/opt/rustwide/target/debug/deps/libindexmap-f5a2d86971d15110.rlib" "/opt/rustwide/target/debug/deps/libstring-82665201197863a3.rlib" "/opt/rustwide/target/debug/deps/libhttp-753b5963ff46753c.rlib" "/opt/rustwide/target/debug/deps/libitoa-629fadaade644a01.rlib" "/opt/rustwide/target/debug/deps/libactix_service-dfcbeff270d341a5.rlib" "/opt/rustwide/target/debug/deps/libactix_server_config-d20f75b714045d10.rlib" "/opt/rustwide/target/debug/deps/libtokio_tcp-4cf6022ac3ee81b0.rlib" "/opt/rustwide/target/debug/deps/libtokio_reactor-4d3075ee116603cc.rlib" "/opt/rustwide/target/debug/deps/libtokio_sync-7ed5160da63a9deb.rlib" "/opt/rustwide/target/debug/deps/libfnv-e4c6ba56d659bb77.rlib" "/opt/rustwide/target/debug/deps/libtokio_executor-fc76d9f3f86e24bd.rlib" "/opt/rustwide/target/debug/deps/libparking_lot-6b5c039f6ed6e45b.rlib" "/opt/rustwide/target/debug/deps/libparking_lot_core-c8d0bc5e3d740bfc.rlib" "/opt/rustwide/target/debug/deps/libsmallvec-51c6795de3fb3e03.rlib" "/opt/rustwide/target/debug/deps/librand-5da2f62ba1f1d990.rlib" "/opt/rustwide/target/debug/deps/librand_xorshift-cf1c6e10b01f7775.rlib" "/opt/rustwide/target/debug/deps/librand_pcg-0230fbc9710c687f.rlib" "/opt/rustwide/target/debug/deps/librand_hc-f47d2efa7fbfb522.rlib" "/opt/rustwide/target/debug/deps/librand_chacha-30a5824fd3d5003d.rlib" "/opt/rustwide/target/debug/deps/librand_isaac-25cebe047f165eba.rlib" "/opt/rustwide/target/debug/deps/librand_core-0a725dfaecf66c67.rlib" "/opt/rustwide/target/debug/deps/librand_os-85f83b6e109d1534.rlib" "/opt/rustwide/target/debug/deps/librand_jitter-70d9fd7f016246b2.rlib" "/opt/rustwide/target/debug/deps/librand_core-e3f7b5ee9401667b.rlib" "/opt/rustwide/target/debug/deps/liblock_api-e424f46b4782fbae.rlib" "/opt/rustwide/target/debug/deps/libowning_ref-8cff29ee0505c79c.rlib" "/opt/rustwide/target/debug/deps/libstable_deref_trait-db39897a29b4285a.rlib" "/opt/rustwide/target/debug/deps/libscopeguard-9cc4133a3ee3d26a.rlib" "/opt/rustwide/target/debug/deps/libnum_cpus-4456d474cda83cdb.rlib" "/opt/rustwide/target/debug/deps/libcrossbeam_utils-21c27ffd373d392b.rlib" "/opt/rustwide/target/debug/deps/liblazy_static-48ae5990e2528ae1.rlib" "/opt/rustwide/target/debug/deps/libmio-d5e42c47fac4e9ec.rlib" "/opt/rustwide/target/debug/deps/libslab-342d21e1f5505122.rlib" "/opt/rustwide/target/debug/deps/libnet2-df42fd350339024d.rlib" "/opt/rustwide/target/debug/deps/libactix_codec-846b310d6e9496f4.rlib" "/opt/rustwide/target/debug/deps/libtokio_codec-47513445e2f23f16.rlib" "/opt/rustwide/target/debug/deps/libtokio_io-2bdd1c73b29a3e04.rlib" "/opt/rustwide/target/debug/deps/libfutures-08af4afb9a256d42.rlib" "/opt/rustwide/target/debug/deps/libbytes-0ba1155ee6416861.rlib" "/opt/rustwide/target/debug/deps/libiovec-ece5aa289a402c1c.rlib" "/opt/rustwide/target/debug/deps/liblibc-e87f1f4733637031.rlib" "/opt/rustwide/target/debug/deps/libbyteorder-3bed7835269b1712.rlib" "/opt/rustwide/target/debug/deps/liblog-d552ac8315b87846.rlib" "/opt/rustwide/target/debug/deps/libcfg_if-8bed39370c7dd35a.rlib" "-Wl,--start-group" "/opt/rustwide/rustup-home/toolchains/b70888601af92f6cdc0364abab3446e418b91d36/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd-9c44f1fe63de3edb.rlib" "/opt/rustwide/rustup-home/toolchains/b70888601af92f6cdc0364abab3446e418b91d36/lib/rustlib/x86_64-unknown-linux-gnu/lib/libpanic_unwind-5dfdbb680ac299a1.rlib" "/opt/rustwide/rustup-home/toolchains/b70888601af92f6cdc0364abab3446e418b91d36/lib/rustlib/x86_64-unknown-linux-gnu/lib/libminiz_oxide-353beaf877db2fdf.rlib" "/opt/rustwide/rustup-home/toolchains/b70888601af92f6cdc0364abab3446e418b91d36/lib/rustlib/x86_64-unknown-linux-gnu/lib/libadler-cd4abd33332d2d3f.rlib" "/opt/rustwide/rustup-home/toolchains/b70888601af92f6cdc0364abab3446e418b91d36/lib/rustlib/x86_64-unknown-linux-gnu/lib/libobject-3b908b5b50ddd80c.rlib" "/opt/rustwide/rustup-home/toolchains/b70888601af92f6cdc0364abab3446e418b91d36/lib/rustlib/x86_64-unknown-linux-gnu/lib/libaddr2line-9cafd3521b5532d3.rlib" "/opt/rustwide/rustup-home/toolchains/b70888601af92f6cdc0364abab3446e418b91d36/lib/rustlib/x86_64-unknown-linux-gnu/lib/libgimli-7b0935832903a9ac.rlib" "/opt/rustwide/rustup-home/toolchains/b70888601af92f6cdc0364abab3446e418b91d36/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd_detect-8a349b13d67c76e3.rlib" "/opt/rustwide/rustup-home/toolchains/b70888601af92f6cdc0364abab3446e418b91d36/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_demangle-9d41e7cb09eafd8e.rlib" "/opt/rustwide/rustup-home/toolchains/b70888601af92f6cdc0364abab3446e418b91d36/lib/rustlib/x86_64-unknown-linux-gnu/lib/libhashbrown-095194fedb4c0ec4.rlib" "/opt/rustwide/rustup-home/toolchains/b70888601af92f6cdc0364abab3446e418b91d36/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_alloc-968cf83f088269ec.rlib" "/opt/rustwide/rustup-home/toolchains/b70888601af92f6cdc0364abab3446e418b91d36/lib/rustlib/x86_64-unknown-linux-gnu/lib/libunwind-e63bbb95a6beff5c.rlib" "/opt/rustwide/rustup-home/toolchains/b70888601af92f6cdc0364abab3446e418b91d36/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcfg_if-9f216e67c2916fa5.rlib" "/opt/rustwide/rustup-home/toolchains/b70888601af92f6cdc0364abab3446e418b91d36/lib/rustlib/x86_64-unknown-linux-gnu/lib/liblibc-4688b763605c6a0e.rlib" "/opt/rustwide/rustup-home/toolchains/b70888601af92f6cdc0364abab3446e418b91d36/lib/rustlib/x86_64-unknown-linux-gnu/lib/liballoc-a9b2dc3244289321.rlib" "/opt/rustwide/rustup-home/toolchains/b70888601af92f6cdc0364abab3446e418b91d36/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_core-52d5241975807511.rlib" "/opt/rustwide/rustup-home/toolchains/b70888601af92f6cdc0364abab3446e418b91d36/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcore-9924c22ae1efcf66.rlib" "-Wl,--end-group" "/opt/rustwide/rustup-home/toolchains/b70888601af92f6cdc0364abab3446e418b91d36/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcompiler_builtins-003d83a588984e1f.rlib" "-Wl,-Bdynamic" "-ltarget/debug/opencv_world340" "-lssl" "-lcrypto" "-lutil" "-lgcc_s" "-lutil" "-lrt" "-lpthread" "-lm" "-ldl" "-lc" "-Wl,--eh-frame-hdr" "-Wl,-znoexecstack" "-L" "/opt/rustwide/rustup-home/toolchains/b70888601af92f6cdc0364abab3446e418b91d36/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-o" "/opt/rustwide/target/debug/deps/simple_web_server-a8ebc43bb28a43e5" "-Wl,--gc-sections" "-pie" "-Wl,-zrelro" "-Wl,-znow" "-nodefaultlibs" [INFO] [stdout] = note: /usr/bin/ld: cannot find -ltarget/debug/opencv_world340 [INFO] [stdout] collect2: error: ld returned 1 exit status [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to previous error; 27 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `simple_web_server` due to 2 previous errors; 27 warnings emitted [INFO] running `Command { std: "docker" "inspect" "e67173bf48189b1d17fff947024bda5ec8abe3cd7e8cbf0ce5b7a245071ba74d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e67173bf48189b1d17fff947024bda5ec8abe3cd7e8cbf0ce5b7a245071ba74d", kill_on_drop: false }` [INFO] [stdout] e67173bf48189b1d17fff947024bda5ec8abe3cd7e8cbf0ce5b7a245071ba74d