[INFO] cloning repository https://github.com/shqld/rust-http-etude [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/shqld/rust-http-etude" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fshqld%2Frust-http-etude", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fshqld%2Frust-http-etude'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] b634f402f253dad9bd2b6772b906a891a863684c [INFO] checking shqld/rust-http-etude against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fshqld%2Frust-http-etude" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/shqld/rust-http-etude on toolchain ceab6128fa48a616bfd3e3adf4bc80133b8ee223 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/shqld/rust-http-etude [INFO] finished tweaking git repo https://github.com/shqld/rust-http-etude [INFO] tweaked toml for git repo https://github.com/shqld/rust-http-etude written to /workspace/builds/worker-6-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/shqld/rust-http-etude already has a lockfile, it will not be regenerated [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded log v0.4.6 [INFO] [stderr] Downloaded tokio-uds v0.2.5 [INFO] [stderr] Downloaded tokio-io v0.1.12 [INFO] [stderr] Downloaded tokio-reactor v0.1.9 [INFO] [stderr] Downloaded tokio v0.1.18 [INFO] [stderr] Downloaded fnv v1.0.6 [INFO] [stderr] Downloaded tokio-sync v0.1.4 [INFO] [stderr] Downloaded stable_deref_trait v1.1.1 [INFO] [stderr] Downloaded lazy_static v1.3.0 [INFO] [stderr] Downloaded cfg-if v0.1.7 [INFO] [stderr] Downloaded memoffset v0.2.1 [INFO] [stderr] Downloaded tokio-codec v0.1.1 [INFO] [stderr] Downloaded rand_jitter v0.1.3 [INFO] [stderr] Downloaded tokio-tcp v0.1.3 [INFO] [stderr] Downloaded tokio-current-thread v0.1.6 [INFO] [stderr] Downloaded arrayvec v0.4.10 [INFO] [stderr] Downloaded tokio-threadpool v0.1.13 [INFO] [stderr] Downloaded rand v0.6.5 [INFO] [stderr] Downloaded libc v0.2.51 [INFO] [stderr] Downloaded parking_lot v0.7.1 [INFO] [stderr] Downloaded futures v0.1.26 [INFO] [stderr] Downloaded tokio-timer v0.2.10 [INFO] [stderr] Downloaded winapi v0.3.7 [INFO] [stderr] Downloaded mio v0.6.16 [INFO] [stderr] Downloaded parking_lot_core v0.4.0 [INFO] [stderr] Downloaded tokio-udp v0.1.3 [INFO] [stderr] Downloaded mio-uds v0.6.7 [INFO] [stderr] Downloaded num_cpus v1.10.0 [INFO] [stderr] Downloaded crossbeam-utils v0.6.5 [INFO] [stderr] Downloaded tokio-fs v0.1.6 [INFO] [stderr] Downloaded tokio-trace-core v0.1.0 [INFO] [stderr] Downloaded lazycell v1.2.1 [INFO] [stderr] Downloaded miow v0.2.1 [INFO] [stderr] Downloaded scopeguard v0.3.3 [INFO] [stderr] Downloaded lock_api v0.1.5 [INFO] [stderr] Downloaded rand_chacha v0.1.1 [INFO] [stderr] Downloaded rand_os v0.1.3 [INFO] [stderr] Downloaded rand_xorshift v0.1.1 [INFO] [stderr] Downloaded net2 v0.2.33 [INFO] [stderr] Downloaded rand_hc v0.1.0 [INFO] [stderr] Downloaded rand_isaac v0.1.1 [INFO] [stderr] Downloaded bitflags v1.0.4 [INFO] [stderr] Downloaded autocfg v0.1.2 [INFO] [stderr] Downloaded rand_pcg v0.1.2 [INFO] [stderr] Downloaded byteorder v1.3.1 [INFO] [stderr] Downloaded iovec v0.1.2 [INFO] [stderr] Downloaded rand_core v0.4.0 [INFO] [stderr] Downloaded smallvec v0.6.9 [INFO] [stderr] Downloaded tokio-executor v0.1.7 [INFO] [stderr] Downloaded owning_ref v0.4.0 [INFO] [stderr] Downloaded bytes v0.4.12 [INFO] [stderr] Downloaded crossbeam-epoch v0.7.1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] a8994d605111ca957554db8b161a1ae7ab096ae057d7285dbf099f0cd030da63 [INFO] running `Command { std: "docker" "start" "-a" "a8994d605111ca957554db8b161a1ae7ab096ae057d7285dbf099f0cd030da63", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "a8994d605111ca957554db8b161a1ae7ab096ae057d7285dbf099f0cd030da63", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a8994d605111ca957554db8b161a1ae7ab096ae057d7285dbf099f0cd030da63", kill_on_drop: false }` [INFO] [stdout] a8994d605111ca957554db8b161a1ae7ab096ae057d7285dbf099f0cd030da63 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] ed59f08320f8d5770b90620c114c195a0ef425d90136ab264ded984c99beac08 [INFO] running `Command { std: "docker" "start" "-a" "ed59f08320f8d5770b90620c114c195a0ef425d90136ab264ded984c99beac08", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.51 [INFO] [stderr] Checking cfg-if v0.1.7 [INFO] [stderr] Compiling autocfg v0.1.2 [INFO] [stderr] Checking rand_core v0.4.0 [INFO] [stderr] Checking lazy_static v1.3.0 [INFO] [stderr] Checking futures v0.1.26 [INFO] [stderr] Checking scopeguard v0.3.3 [INFO] [stderr] Compiling byteorder v1.3.1 [INFO] [stderr] Compiling semver-parser v0.7.0 [INFO] [stderr] Checking slab v0.4.2 [INFO] [stderr] Checking stable_deref_trait v1.1.1 [INFO] [stderr] Checking smallvec v0.6.9 [INFO] [stderr] Compiling arrayvec v0.4.10 [INFO] [stderr] Checking lazycell v1.2.1 [INFO] [stderr] Checking nodrop v0.1.13 [INFO] [stderr] Checking fnv v1.0.6 [INFO] [stderr] Checking log v0.4.6 [INFO] [stderr] Checking memoffset v0.2.1 [INFO] [stderr] Checking owning_ref v0.4.0 [INFO] [stderr] Checking crossbeam-utils v0.6.5 [INFO] [stderr] Checking tokio-trace-core v0.1.0 [INFO] [stderr] Checking rand_core v0.3.1 [INFO] [stderr] Checking rand_jitter v0.1.3 [INFO] [stderr] Compiling semver v0.9.0 [INFO] [stderr] Checking lock_api v0.1.5 [INFO] [stderr] Checking rand_hc v0.1.0 [INFO] [stderr] Checking rand_isaac v0.1.1 [INFO] [stderr] Checking rand_xorshift v0.1.1 [INFO] [stderr] Compiling rand_pcg v0.1.2 [INFO] [stderr] Compiling rand_chacha v0.1.1 [INFO] [stderr] Compiling rand v0.6.5 [INFO] [stderr] Compiling rustc_version v0.2.3 [INFO] [stderr] Checking crossbeam-queue v0.1.2 [INFO] [stderr] Compiling parking_lot_core v0.4.0 [INFO] [stderr] Checking crossbeam-epoch v0.7.1 [INFO] [stderr] Checking iovec v0.1.2 [INFO] [stderr] Checking rand_os v0.1.3 [INFO] [stderr] Checking num_cpus v1.10.0 [INFO] [stderr] Checking net2 v0.2.33 [INFO] [stderr] Checking bytes v0.4.12 [INFO] [stderr] Checking mio v0.6.16 [INFO] [stderr] Checking crossbeam-deque v0.7.1 [INFO] [stderr] Checking mio-uds v0.6.7 [INFO] [stderr] Checking tokio-executor v0.1.7 [INFO] [stderr] Checking tokio-io v0.1.12 [INFO] [stderr] Checking tokio-sync v0.1.4 [INFO] [stderr] Checking tokio-threadpool v0.1.13 [INFO] [stderr] Checking tokio-timer v0.2.10 [INFO] [stderr] Checking tokio-current-thread v0.1.6 [INFO] [stderr] Checking parking_lot v0.7.1 [INFO] [stderr] Checking tokio-codec v0.1.1 [INFO] [stderr] Checking tokio-reactor v0.1.9 [INFO] [stderr] Checking tokio-fs v0.1.6 [INFO] [stderr] Checking tokio-udp v0.1.3 [INFO] [stderr] Checking tokio-uds v0.2.5 [INFO] [stderr] Checking tokio-tcp v0.1.3 [INFO] [stderr] Checking tokio v0.1.18 [INFO] [stderr] Checking rust-server v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused imports: `BufRead`, `BufReader`, `Read`, `Take` [INFO] [stdout] --> src/main.rs:2:15 [INFO] [stdout] | [INFO] [stdout] 2 | use std::io::{BufRead, BufReader, Read, Take}; [INFO] [stdout] | ^^^^^^^ ^^^^^^^^^ ^^^^ ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `self::req::*` [INFO] [stdout] --> src/http/mod.rs:5:9 [INFO] [stdout] | [INFO] [stdout] 5 | pub use self::req::*; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `BufRead`, `BufReader`, `Read`, `Take` [INFO] [stdout] --> src/main.rs:2:15 [INFO] [stdout] | [INFO] [stdout] 2 | use std::io::{BufRead, BufReader, Read, Take}; [INFO] [stdout] | ^^^^^^^ ^^^^^^^^^ ^^^^ ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `self::req::*` [INFO] [stdout] --> src/http/mod.rs:5:9 [INFO] [stdout] | [INFO] [stdout] 5 | pub use self::req::*; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `HttpRequest` is never constructed [INFO] [stdout] --> src/http/req.rs:3:12 [INFO] [stdout] | [INFO] [stdout] 3 | pub struct HttpRequest<'a, T> { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: multiple associated items are never used [INFO] [stdout] --> src/http/req.rs:11:10 [INFO] [stdout] | [INFO] [stdout] 10 | impl<'a, T> HttpRequest<'a, T> { [INFO] [stdout] | ------------------------------ associated items in this implementation [INFO] [stdout] 11 | pub fn new(uri: &'a str, method: HttpMethod, headers: HttpHeaderMap, body: T) -> HttpRequest { [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 21 | pub fn uri(&self) -> &str { [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 26 | pub fn method(&self) -> &HttpMethod { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 31 | pub fn headers(&self) -> &HttpHeaderMap { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 36 | pub fn body(&self) -> &T { [INFO] [stdout] | ^^^^ [INFO] [stdout] ... [INFO] [stdout] 41 | pub fn body_mut(&mut self) -> &mut T { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 46 | pub fn into_body(self) -> T { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `inner` and `path` are never read [INFO] [stdout] --> src/message.rs:11:3 [INFO] [stdout] | [INFO] [stdout] 10 | pub struct IncomingMessage<'a> { [INFO] [stdout] | --------------- fields in this struct [INFO] [stdout] 11 | inner: &'a TcpStream, [INFO] [stdout] | ^^^^^ [INFO] [stdout] 12 | method: HttpMethod, [INFO] [stdout] 13 | path: String, [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `IncomingMessage` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `body` is never used [INFO] [stdout] --> src/message.rs:79:10 [INFO] [stdout] | [INFO] [stdout] 18 | impl<'a> IncomingMessage<'a> { [INFO] [stdout] | ---------------------------- method in this implementation [INFO] [stdout] ... [INFO] [stdout] 79 | pub fn body(&self) -> &Option>> { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `HttpRequest` is never constructed [INFO] [stdout] --> src/http/req.rs:3:12 [INFO] [stdout] | [INFO] [stdout] 3 | pub struct HttpRequest<'a, T> { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: multiple associated items are never used [INFO] [stdout] --> src/http/req.rs:11:10 [INFO] [stdout] | [INFO] [stdout] 10 | impl<'a, T> HttpRequest<'a, T> { [INFO] [stdout] | ------------------------------ associated items in this implementation [INFO] [stdout] 11 | pub fn new(uri: &'a str, method: HttpMethod, headers: HttpHeaderMap, body: T) -> HttpRequest { [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 21 | pub fn uri(&self) -> &str { [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 26 | pub fn method(&self) -> &HttpMethod { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 31 | pub fn headers(&self) -> &HttpHeaderMap { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 36 | pub fn body(&self) -> &T { [INFO] [stdout] | ^^^^ [INFO] [stdout] ... [INFO] [stdout] 41 | pub fn body_mut(&mut self) -> &mut T { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 46 | pub fn into_body(self) -> T { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `inner` and `path` are never read [INFO] [stdout] --> src/message.rs:11:3 [INFO] [stdout] | [INFO] [stdout] 10 | pub struct IncomingMessage<'a> { [INFO] [stdout] | --------------- fields in this struct [INFO] [stdout] 11 | inner: &'a TcpStream, [INFO] [stdout] | ^^^^^ [INFO] [stdout] 12 | method: HttpMethod, [INFO] [stdout] 13 | path: String, [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `IncomingMessage` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `body` is never used [INFO] [stdout] --> src/message.rs:79:10 [INFO] [stdout] | [INFO] [stdout] 18 | impl<'a> IncomingMessage<'a> { [INFO] [stdout] | ---------------------------- method in this implementation [INFO] [stdout] ... [INFO] [stdout] 79 | pub fn body(&self) -> &Option>> { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 6 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 6 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.20s [INFO] running `Command { std: "docker" "inspect" "ed59f08320f8d5770b90620c114c195a0ef425d90136ab264ded984c99beac08", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ed59f08320f8d5770b90620c114c195a0ef425d90136ab264ded984c99beac08", kill_on_drop: false }` [INFO] [stdout] ed59f08320f8d5770b90620c114c195a0ef425d90136ab264ded984c99beac08 [INFO] checking shqld/rust-http-etude against try#3a4bc97f6385a3aa300a4fd689b44350e54fd676 for no-never-type-fallback [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fshqld%2Frust-http-etude" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/shqld/rust-http-etude on toolchain 3a4bc97f6385a3aa300a4fd689b44350e54fd676 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/shqld/rust-http-etude [INFO] finished tweaking git repo https://github.com/shqld/rust-http-etude [INFO] tweaked toml for git repo https://github.com/shqld/rust-http-etude written to /workspace/builds/worker-6-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/shqld/rust-http-etude already has a lockfile, it will not be regenerated [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 0862f9175a2de9d40e1abf1443bd213b671fe891a4f44cd9cbe76a6775c06e40 [INFO] running `Command { std: "docker" "start" "-a" "0862f9175a2de9d40e1abf1443bd213b671fe891a4f44cd9cbe76a6775c06e40", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "0862f9175a2de9d40e1abf1443bd213b671fe891a4f44cd9cbe76a6775c06e40", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0862f9175a2de9d40e1abf1443bd213b671fe891a4f44cd9cbe76a6775c06e40", kill_on_drop: false }` [INFO] [stdout] 0862f9175a2de9d40e1abf1443bd213b671fe891a4f44cd9cbe76a6775c06e40 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 30bc9571f55b6e96d50088c86df99f5b4a5fc2dbb8ca6bf5a1274bc566083a63 [INFO] running `Command { std: "docker" "start" "-a" "30bc9571f55b6e96d50088c86df99f5b4a5fc2dbb8ca6bf5a1274bc566083a63", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.51 [INFO] [stderr] Checking cfg-if v0.1.7 [INFO] [stderr] Checking rand_core v0.4.0 [INFO] [stderr] Compiling autocfg v0.1.2 [INFO] [stderr] Checking lazy_static v1.3.0 [INFO] [stderr] Checking futures v0.1.26 [INFO] [stderr] Compiling byteorder v1.3.1 [INFO] [stderr] Compiling semver-parser v0.7.0 [INFO] [stderr] Checking scopeguard v0.3.3 [INFO] [stderr] Checking slab v0.4.2 [INFO] [stderr] Checking stable_deref_trait v1.1.1 [INFO] [stderr] Compiling arrayvec v0.4.10 [INFO] [stderr] Checking smallvec v0.6.9 [INFO] [stderr] Checking lazycell v1.2.1 [INFO] [stderr] Checking nodrop v0.1.13 [INFO] [stderr] Checking fnv v1.0.6 [INFO] [stderr] Checking owning_ref v0.4.0 [INFO] [stderr] Checking log v0.4.6 [INFO] [stderr] Checking crossbeam-utils v0.6.5 [INFO] [stderr] Checking memoffset v0.2.1 [INFO] [stderr] Checking tokio-trace-core v0.1.0 [INFO] [stderr] Checking lock_api v0.1.5 [INFO] [stderr] Compiling semver v0.9.0 [INFO] [stderr] Checking rand_core v0.3.1 [INFO] [stderr] Checking rand_jitter v0.1.3 [INFO] [stderr] Checking rand_xorshift v0.1.1 [INFO] [stderr] Checking rand_isaac v0.1.1 [INFO] [stderr] Checking rand_hc v0.1.0 [INFO] [stderr] Checking crossbeam-queue v0.1.2 [INFO] [stderr] Compiling rand_pcg v0.1.2 [INFO] [stderr] Compiling rand_chacha v0.1.1 [INFO] [stderr] Compiling rand v0.6.5 [INFO] [stderr] Compiling rustc_version v0.2.3 [INFO] [stderr] Compiling parking_lot_core v0.4.0 [INFO] [stderr] Checking crossbeam-epoch v0.7.1 [INFO] [stderr] Checking iovec v0.1.2 [INFO] [stderr] Checking rand_os v0.1.3 [INFO] [stderr] Checking num_cpus v1.10.0 [INFO] [stderr] Checking net2 v0.2.33 [INFO] [stderr] Checking crossbeam-deque v0.7.1 [INFO] [stderr] Checking bytes v0.4.12 [INFO] [stdout] error[E0284]: type annotations needed: cannot satisfy `_ -> _` [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/bytes-0.4.12/src/buf/buf.rs:19:9 [INFO] [stdout] | [INFO] [stdout] 19 | / if let Some(ret) = ret { [INFO] [stdout] 20 | | // if the direct convertion was possible, advance and return [INFO] [stdout] 21 | | $this.advance($size); [INFO] [stdout] 22 | | return ret; [INFO] [stdout] ... | [INFO] [stdout] 27 | | return $conv(&buf); [INFO] [stdout] 28 | | } [INFO] [stdout] | |_________^ cannot satisfy `_ -> _` [INFO] [stdout] ... [INFO] [stdout] 335 | buf_get_impl!(self, 2, BigEndian::read_u16); [INFO] [stdout] | ------------------------------------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: this error originates in the macro `buf_get_impl` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking mio v0.6.16 [INFO] [stdout] error[E0284]: type annotations needed: cannot satisfy `_ -> _` [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/bytes-0.4.12/src/buf/buf.rs:19:9 [INFO] [stdout] | [INFO] [stdout] 19 | / if let Some(ret) = ret { [INFO] [stdout] 20 | | // if the direct convertion was possible, advance and return [INFO] [stdout] 21 | | $this.advance($size); [INFO] [stdout] 22 | | return ret; [INFO] [stdout] ... | [INFO] [stdout] 27 | | return $conv(&buf); [INFO] [stdout] 28 | | } [INFO] [stdout] | |_________^ cannot satisfy `_ -> _` [INFO] [stdout] ... [INFO] [stdout] 356 | buf_get_impl!(self, 2, LittleEndian::read_u16); [INFO] [stdout] | ---------------------------------------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: this error originates in the macro `buf_get_impl` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0284]: type annotations needed: cannot satisfy `_ -> _` [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/bytes-0.4.12/src/buf/buf.rs:19:9 [INFO] [stdout] | [INFO] [stdout] 19 | / if let Some(ret) = ret { [INFO] [stdout] 20 | | // if the direct convertion was possible, advance and return [INFO] [stdout] 21 | | $this.advance($size); [INFO] [stdout] 22 | | return ret; [INFO] [stdout] ... | [INFO] [stdout] 27 | | return $conv(&buf); [INFO] [stdout] 28 | | } [INFO] [stdout] | |_________^ cannot satisfy `_ -> _` [INFO] [stdout] ... [INFO] [stdout] 385 | buf_get_impl!(self, 2, BigEndian::read_i16); [INFO] [stdout] | ------------------------------------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: this error originates in the macro `buf_get_impl` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0284]: type annotations needed: cannot satisfy `_ -> _` [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/bytes-0.4.12/src/buf/buf.rs:19:9 [INFO] [stdout] | [INFO] [stdout] 19 | / if let Some(ret) = ret { [INFO] [stdout] 20 | | // if the direct convertion was possible, advance and return [INFO] [stdout] 21 | | $this.advance($size); [INFO] [stdout] 22 | | return ret; [INFO] [stdout] ... | [INFO] [stdout] 27 | | return $conv(&buf); [INFO] [stdout] 28 | | } [INFO] [stdout] | |_________^ cannot satisfy `_ -> _` [INFO] [stdout] ... [INFO] [stdout] 406 | buf_get_impl!(self, 2, LittleEndian::read_i16); [INFO] [stdout] | ---------------------------------------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: this error originates in the macro `buf_get_impl` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0284]: type annotations needed: cannot satisfy `_ -> _` [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/bytes-0.4.12/src/buf/buf.rs:19:9 [INFO] [stdout] | [INFO] [stdout] 19 | / if let Some(ret) = ret { [INFO] [stdout] 20 | | // if the direct convertion was possible, advance and return [INFO] [stdout] 21 | | $this.advance($size); [INFO] [stdout] 22 | | return ret; [INFO] [stdout] ... | [INFO] [stdout] 27 | | return $conv(&buf); [INFO] [stdout] 28 | | } [INFO] [stdout] | |_________^ cannot satisfy `_ -> _` [INFO] [stdout] ... [INFO] [stdout] 435 | buf_get_impl!(self, 4, BigEndian::read_u32); [INFO] [stdout] | ------------------------------------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: this error originates in the macro `buf_get_impl` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0284]: type annotations needed: cannot satisfy `_ -> _` [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/bytes-0.4.12/src/buf/buf.rs:19:9 [INFO] [stdout] | [INFO] [stdout] 19 | / if let Some(ret) = ret { [INFO] [stdout] 20 | | // if the direct convertion was possible, advance and return [INFO] [stdout] 21 | | $this.advance($size); [INFO] [stdout] 22 | | return ret; [INFO] [stdout] ... | [INFO] [stdout] 27 | | return $conv(&buf); [INFO] [stdout] 28 | | } [INFO] [stdout] | |_________^ cannot satisfy `_ -> _` [INFO] [stdout] ... [INFO] [stdout] 456 | buf_get_impl!(self, 4, LittleEndian::read_u32); [INFO] [stdout] | ---------------------------------------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: this error originates in the macro `buf_get_impl` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0284]: type annotations needed: cannot satisfy `_ -> _` [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/bytes-0.4.12/src/buf/buf.rs:19:9 [INFO] [stdout] | [INFO] [stdout] 19 | / if let Some(ret) = ret { [INFO] [stdout] 20 | | // if the direct convertion was possible, advance and return [INFO] [stdout] 21 | | $this.advance($size); [INFO] [stdout] 22 | | return ret; [INFO] [stdout] ... | [INFO] [stdout] 27 | | return $conv(&buf); [INFO] [stdout] 28 | | } [INFO] [stdout] | |_________^ cannot satisfy `_ -> _` [INFO] [stdout] ... [INFO] [stdout] 485 | buf_get_impl!(self, 4, BigEndian::read_i32); [INFO] [stdout] | ------------------------------------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: this error originates in the macro `buf_get_impl` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0284]: type annotations needed: cannot satisfy `_ -> _` [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/bytes-0.4.12/src/buf/buf.rs:19:9 [INFO] [stdout] | [INFO] [stdout] 19 | / if let Some(ret) = ret { [INFO] [stdout] 20 | | // if the direct convertion was possible, advance and return [INFO] [stdout] 21 | | $this.advance($size); [INFO] [stdout] 22 | | return ret; [INFO] [stdout] ... | [INFO] [stdout] 27 | | return $conv(&buf); [INFO] [stdout] 28 | | } [INFO] [stdout] | |_________^ cannot satisfy `_ -> _` [INFO] [stdout] ... [INFO] [stdout] 506 | buf_get_impl!(self, 4, LittleEndian::read_i32); [INFO] [stdout] | ---------------------------------------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: this error originates in the macro `buf_get_impl` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0284]: type annotations needed: cannot satisfy `_ -> _` [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/bytes-0.4.12/src/buf/buf.rs:19:9 [INFO] [stdout] | [INFO] [stdout] 19 | / if let Some(ret) = ret { [INFO] [stdout] 20 | | // if the direct convertion was possible, advance and return [INFO] [stdout] 21 | | $this.advance($size); [INFO] [stdout] 22 | | return ret; [INFO] [stdout] ... | [INFO] [stdout] 27 | | return $conv(&buf); [INFO] [stdout] 28 | | } [INFO] [stdout] | |_________^ cannot satisfy `_ -> _` [INFO] [stdout] ... [INFO] [stdout] 535 | buf_get_impl!(self, 8, BigEndian::read_u64); [INFO] [stdout] | ------------------------------------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: this error originates in the macro `buf_get_impl` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0284]: type annotations needed: cannot satisfy `_ -> _` [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/bytes-0.4.12/src/buf/buf.rs:19:9 [INFO] [stdout] | [INFO] [stdout] 19 | / if let Some(ret) = ret { [INFO] [stdout] 20 | | // if the direct convertion was possible, advance and return [INFO] [stdout] 21 | | $this.advance($size); [INFO] [stdout] 22 | | return ret; [INFO] [stdout] ... | [INFO] [stdout] 27 | | return $conv(&buf); [INFO] [stdout] 28 | | } [INFO] [stdout] | |_________^ cannot satisfy `_ -> _` [INFO] [stdout] ... [INFO] [stdout] 556 | buf_get_impl!(self, 8, LittleEndian::read_u64); [INFO] [stdout] | ---------------------------------------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: this error originates in the macro `buf_get_impl` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0284]: type annotations needed: cannot satisfy `_ -> _` [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/bytes-0.4.12/src/buf/buf.rs:19:9 [INFO] [stdout] | [INFO] [stdout] 19 | / if let Some(ret) = ret { [INFO] [stdout] 20 | | // if the direct convertion was possible, advance and return [INFO] [stdout] 21 | | $this.advance($size); [INFO] [stdout] 22 | | return ret; [INFO] [stdout] ... | [INFO] [stdout] 27 | | return $conv(&buf); [INFO] [stdout] 28 | | } [INFO] [stdout] | |_________^ cannot satisfy `_ -> _` [INFO] [stdout] ... [INFO] [stdout] 585 | buf_get_impl!(self, 8, BigEndian::read_i64); [INFO] [stdout] | ------------------------------------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: this error originates in the macro `buf_get_impl` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0284]: type annotations needed: cannot satisfy `_ -> _` [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/bytes-0.4.12/src/buf/buf.rs:19:9 [INFO] [stdout] | [INFO] [stdout] 19 | / if let Some(ret) = ret { [INFO] [stdout] 20 | | // if the direct convertion was possible, advance and return [INFO] [stdout] 21 | | $this.advance($size); [INFO] [stdout] 22 | | return ret; [INFO] [stdout] ... | [INFO] [stdout] 27 | | return $conv(&buf); [INFO] [stdout] 28 | | } [INFO] [stdout] | |_________^ cannot satisfy `_ -> _` [INFO] [stdout] ... [INFO] [stdout] 606 | buf_get_impl!(self, 8, LittleEndian::read_i64); [INFO] [stdout] | ---------------------------------------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: this error originates in the macro `buf_get_impl` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0284]: type annotations needed: cannot satisfy `_ -> _` [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/bytes-0.4.12/src/buf/buf.rs:19:9 [INFO] [stdout] | [INFO] [stdout] 19 | / if let Some(ret) = ret { [INFO] [stdout] 20 | | // if the direct convertion was possible, advance and return [INFO] [stdout] 21 | | $this.advance($size); [INFO] [stdout] 22 | | return ret; [INFO] [stdout] ... | [INFO] [stdout] 27 | | return $conv(&buf); [INFO] [stdout] 28 | | } [INFO] [stdout] | |_________^ cannot satisfy `_ -> _` [INFO] [stdout] ... [INFO] [stdout] 828 | buf_get_impl!(self, 4, BigEndian::read_f32); [INFO] [stdout] | ------------------------------------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: this error originates in the macro `buf_get_impl` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0284]: type annotations needed: cannot satisfy `_ -> _` [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/bytes-0.4.12/src/buf/buf.rs:19:9 [INFO] [stdout] | [INFO] [stdout] 19 | / if let Some(ret) = ret { [INFO] [stdout] 20 | | // if the direct convertion was possible, advance and return [INFO] [stdout] 21 | | $this.advance($size); [INFO] [stdout] 22 | | return ret; [INFO] [stdout] ... | [INFO] [stdout] 27 | | return $conv(&buf); [INFO] [stdout] 28 | | } [INFO] [stdout] | |_________^ cannot satisfy `_ -> _` [INFO] [stdout] ... [INFO] [stdout] 850 | buf_get_impl!(self, 4, LittleEndian::read_f32); [INFO] [stdout] | ---------------------------------------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: this error originates in the macro `buf_get_impl` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0284]: type annotations needed: cannot satisfy `_ -> _` [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/bytes-0.4.12/src/buf/buf.rs:19:9 [INFO] [stdout] | [INFO] [stdout] 19 | / if let Some(ret) = ret { [INFO] [stdout] 20 | | // if the direct convertion was possible, advance and return [INFO] [stdout] 21 | | $this.advance($size); [INFO] [stdout] 22 | | return ret; [INFO] [stdout] ... | [INFO] [stdout] 27 | | return $conv(&buf); [INFO] [stdout] 28 | | } [INFO] [stdout] | |_________^ cannot satisfy `_ -> _` [INFO] [stdout] ... [INFO] [stdout] 880 | buf_get_impl!(self, 8, BigEndian::read_f64); [INFO] [stdout] | ------------------------------------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: this error originates in the macro `buf_get_impl` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0284]: type annotations needed: cannot satisfy `_ -> _` [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/bytes-0.4.12/src/buf/buf.rs:19:9 [INFO] [stdout] | [INFO] [stdout] 19 | / if let Some(ret) = ret { [INFO] [stdout] 20 | | // if the direct convertion was possible, advance and return [INFO] [stdout] 21 | | $this.advance($size); [INFO] [stdout] 22 | | return ret; [INFO] [stdout] ... | [INFO] [stdout] 27 | | return $conv(&buf); [INFO] [stdout] 28 | | } [INFO] [stdout] | |_________^ cannot satisfy `_ -> _` [INFO] [stdout] ... [INFO] [stdout] 902 | buf_get_impl!(self, 8, LittleEndian::read_f64); [INFO] [stdout] | ---------------------------------------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: this error originates in the macro `buf_get_impl` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 16 previous errors [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0284`. [INFO] [stdout] [INFO] [stderr] error: could not compile `bytes` (lib) due to 17 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] error[E0282]: type annotations needed [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/mio-0.6.16/src/poll.rs:2067:13 [INFO] [stdout] | [INFO] [stdout] 2067 | panic!(); [INFO] [stdout] | ^^^^^^^^ cannot infer type [INFO] [stdout] | [INFO] [stdout] = note: this error originates in the macro `$crate::panic::panic_2015` which comes from the expansion of the macro `panic` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 1 previous error [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0282`. [INFO] [stdout] [INFO] [stderr] error: could not compile `mio` (lib) due to 2 previous errors [INFO] running `Command { std: "docker" "inspect" "30bc9571f55b6e96d50088c86df99f5b4a5fc2dbb8ca6bf5a1274bc566083a63", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "30bc9571f55b6e96d50088c86df99f5b4a5fc2dbb8ca6bf5a1274bc566083a63", kill_on_drop: false }` [INFO] [stdout] 30bc9571f55b6e96d50088c86df99f5b4a5fc2dbb8ca6bf5a1274bc566083a63