[INFO] cloning repository https://github.com/limotree/MyRust1 [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/limotree/MyRust1" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flimotree%2FMyRust1", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flimotree%2FMyRust1'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 6f6b3cef75c782e7ca57191a1297503e85723c37 [INFO] checking limotree/MyRust1 against master#00bfd6b2734d9c28a147bf237490995731781fdd for pr-117984 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flimotree%2FMyRust1" "/workspace/builds/worker-1-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/limotree/MyRust1 on toolchain 00bfd6b2734d9c28a147bf237490995731781fdd [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+00bfd6b2734d9c28a147bf237490995731781fdd" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/limotree/MyRust1 [INFO] finished tweaking git repo https://github.com/limotree/MyRust1 [INFO] tweaked toml for git repo https://github.com/limotree/MyRust1 written to /workspace/builds/worker-1-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/limotree/MyRust1 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" "+00bfd6b2734d9c28a147bf237490995731781fdd" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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" "+00bfd6b2734d9c28a147bf237490995731781fdd" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] e80b458f3ab328b37de2ea99b3e570b9eef2f7d4d87100599155f9e0e051d6e1 [INFO] running `Command { std: "docker" "start" "-a" "e80b458f3ab328b37de2ea99b3e570b9eef2f7d4d87100599155f9e0e051d6e1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "e80b458f3ab328b37de2ea99b3e570b9eef2f7d4d87100599155f9e0e051d6e1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e80b458f3ab328b37de2ea99b3e570b9eef2f7d4d87100599155f9e0e051d6e1", kill_on_drop: false }` [INFO] [stdout] e80b458f3ab328b37de2ea99b3e570b9eef2f7d4d87100599155f9e0e051d6e1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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" "+00bfd6b2734d9c28a147bf237490995731781fdd" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] ad75a3a359febb0c4397b9c302acdcb9c76817b5574f9805582b8476a406eca4 [INFO] running `Command { std: "docker" "start" "-a" "ad75a3a359febb0c4397b9c302acdcb9c76817b5574f9805582b8476a406eca4", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.80 [INFO] [stderr] Checking traitobject v0.1.0 [INFO] [stderr] Compiling log v0.4.11 [INFO] [stderr] Checking tinyvec_macros v0.1.0 [INFO] [stderr] Checking cfg-if v0.1.10 [INFO] [stderr] Checking matches v0.1.8 [INFO] [stderr] Compiling byteorder v1.3.4 [INFO] [stderr] Compiling version_check v0.1.5 [INFO] [stderr] Checking tinyvec v1.1.0 [INFO] [stderr] Checking unicode-bidi v0.3.4 [INFO] [stderr] Compiling httparse v1.3.4 [INFO] [stderr] Checking unsafe-any v0.4.2 [INFO] [stderr] Checking safemem v0.3.3 [INFO] [stderr] Checking typeable v0.1.2 [INFO] [stderr] Checking percent-encoding v1.0.1 [INFO] [stderr] Compiling autocfg v1.0.1 [INFO] [stderr] Compiling unicase v1.4.2 [INFO] [stderr] Checking typemap v0.3.3 [INFO] [stderr] Checking rustc-serialize v0.3.24 [INFO] [stderr] Checking log v0.3.9 [INFO] [stderr] Checking base64 v0.9.3 [INFO] [stderr] Checking mime v0.2.6 [INFO] [stderr] Compiling num-traits v0.2.14 [INFO] [stderr] Checking language-tags v0.2.2 [INFO] [stderr] Checking plugin v0.2.6 [INFO] [stderr] Checking error v0.1.9 [INFO] [stderr] Checking lazy_static v0.2.11 [INFO] [stderr] Checking modifier v0.1.0 [INFO] [stderr] Checking serde v0.8.23 [INFO] [stderr] Checking dtoa v0.2.2 [INFO] [stderr] Checking itoa v0.1.1 [INFO] [stderr] Checking route-recognizer v0.1.13 [INFO] [stderr] Checking num_cpus v1.13.0 [INFO] [stderr] Checking time v0.1.44 [INFO] [stderr] Checking rand v0.4.6 [INFO] [stderr] Checking unicode-normalization v0.1.16 [INFO] [stderr] Checking rand v0.3.23 [INFO] [stderr] Checking num-traits v0.1.43 [INFO] [stderr] Checking idna v0.1.5 [INFO] [stderr] Checking conduit-mime-types v0.7.3 [INFO] [stderr] Checking url v1.7.2 [INFO] [stderr] Checking serde_json v0.8.6 [INFO] [stderr] Checking hyper v0.10.16 [INFO] [stderr] Checking iron v0.5.1 [INFO] [stderr] Checking persistent v0.3.0 [INFO] [stderr] Checking router v0.5.1 [INFO] [stderr] Checking bodyparser v0.5.0 [INFO] [stderr] Checking urlencoded v0.5.0 [INFO] [stderr] Checking MyRust1 v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `std::collections::HashMap` [INFO] [stdout] --> src/gcd.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 6 | use std::collections::HashMap; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused doc comment [INFO] [stdout] --> src/gcd.rs:43:9 [INFO] [stdout] | [INFO] [stdout] 43 | /// 可变引用 [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] 44 | let mut guess = String::new(); [INFO] [stdout] | ------------------------------ rustdoc does not generate documentation for statements [INFO] [stdout] | [INFO] [stdout] = help: use `//` for a plain comment [INFO] [stdout] = note: `#[warn(unused_doc_comments)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `iron::*` [INFO] [stdout] --> src/my_web.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use iron::*; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::collections::HashMap` [INFO] [stdout] --> src/gcd.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 6 | use std::collections::HashMap; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused doc comment [INFO] [stdout] --> src/gcd.rs:43:9 [INFO] [stdout] | [INFO] [stdout] 43 | /// 可变引用 [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] 44 | let mut guess = String::new(); [INFO] [stdout] | ------------------------------ rustdoc does not generate documentation for statements [INFO] [stdout] | [INFO] [stdout] = help: use `//` for a plain comment [INFO] [stdout] = note: `#[warn(unused_doc_comments)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `iron::*` [INFO] [stdout] --> src/my_web.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use iron::*; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `LinkedList` [INFO] [stdout] --> src/list.rs:1:33 [INFO] [stdout] | [INFO] [stdout] 1 | use std::collections::{HashMap, LinkedList}; [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `gcd::command_line` [INFO] [stdout] --> src/main.rs:8:5 [INFO] [stdout] | [INFO] [stdout] 8 | use gcd::command_line; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `gcd::guess_number` [INFO] [stdout] --> src/main.rs:9:5 [INFO] [stdout] | [INFO] [stdout] 9 | use gcd::guess_number; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `rand::Rng` [INFO] [stdout] --> src/main.rs:10:5 [INFO] [stdout] | [INFO] [stdout] 10 | use rand::Rng; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::cmp::Ordering` [INFO] [stdout] --> src/main.rs:11:5 [INFO] [stdout] | [INFO] [stdout] 11 | use std::cmp::Ordering; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::collections::HashMap` [INFO] [stdout] --> src/main.rs:12:5 [INFO] [stdout] | [INFO] [stdout] 12 | use std::collections::HashMap; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::str::FromStr` [INFO] [stdout] --> src/main.rs:13:5 [INFO] [stdout] | [INFO] [stdout] 13 | use std::str::FromStr; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::time::Duration` [INFO] [stdout] --> src/main.rs:14:5 [INFO] [stdout] | [INFO] [stdout] 14 | use std::time::Duration; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `io`, `thread` [INFO] [stdout] --> src/main.rs:15:11 [INFO] [stdout] | [INFO] [stdout] 15 | use std::{io, thread}; [INFO] [stdout] | ^^ ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `LinkedList` [INFO] [stdout] --> src/list.rs:1:33 [INFO] [stdout] | [INFO] [stdout] 1 | use std::collections::{HashMap, LinkedList}; [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `gcd::command_line` [INFO] [stdout] --> src/main.rs:8:5 [INFO] [stdout] | [INFO] [stdout] 8 | use gcd::command_line; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `gcd::guess_number` [INFO] [stdout] --> src/main.rs:9:5 [INFO] [stdout] | [INFO] [stdout] 9 | use gcd::guess_number; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `rand::Rng` [INFO] [stdout] --> src/main.rs:10:5 [INFO] [stdout] | [INFO] [stdout] 10 | use rand::Rng; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::cmp::Ordering` [INFO] [stdout] --> src/main.rs:11:5 [INFO] [stdout] | [INFO] [stdout] 11 | use std::cmp::Ordering; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::collections::HashMap` [INFO] [stdout] --> src/main.rs:12:5 [INFO] [stdout] | [INFO] [stdout] 12 | use std::collections::HashMap; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::str::FromStr` [INFO] [stdout] --> src/main.rs:13:5 [INFO] [stdout] | [INFO] [stdout] 13 | use std::str::FromStr; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::time::Duration` [INFO] [stdout] --> src/main.rs:14:5 [INFO] [stdout] | [INFO] [stdout] 14 | use std::time::Duration; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `io`, `thread` [INFO] [stdout] --> src/main.rs:15:11 [INFO] [stdout] | [INFO] [stdout] 15 | use std::{io, thread}; [INFO] [stdout] | ^^ ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `input` [INFO] [stdout] --> src/main.rs:23:9 [INFO] [stdout] | [INFO] [stdout] 23 | let input = vec!["nail", "shoe", "horse"]; [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_input` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `j` [INFO] [stdout] --> src/main.rs:26:9 [INFO] [stdout] | [INFO] [stdout] 26 | for j in 0..100 { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_j` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `input` [INFO] [stdout] --> src/main.rs:23:9 [INFO] [stdout] | [INFO] [stdout] 23 | let input = vec!["nail", "shoe", "horse"]; [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_input` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `j` [INFO] [stdout] --> src/main.rs:26:9 [INFO] [stdout] | [INFO] [stdout] 26 | for j in 0..100 { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_j` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `command_line` is never used [INFO] [stdout] --> src/gcd.rs:15:15 [INFO] [stdout] | [INFO] [stdout] 15 | pub(crate) fn command_line() { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `guess_number` is never used [INFO] [stdout] --> src/gcd.rs:34:15 [INFO] [stdout] | [INFO] [stdout] 34 | pub(crate) fn guess_number() { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `gcd` is never used [INFO] [stdout] --> src/gcd.rs:65:4 [INFO] [stdout] | [INFO] [stdout] 65 | fn gcd(mut a: u64, mut b: u64) -> u64 { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `ts_closure` is never used [INFO] [stdout] --> src/gcd.rs:83:4 [INFO] [stdout] | [INFO] [stdout] 83 | fn ts_closure() { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `th_thread` is never used [INFO] [stdout] --> src/gcd.rs:92:4 [INFO] [stdout] | [INFO] [stdout] 92 | fn th_thread() { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `create_vec` is never used [INFO] [stdout] --> src/my_collect.rs:4:15 [INFO] [stdout] | [INFO] [stdout] 4 | pub(crate) fn create_vec() { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `two_sum` is never used [INFO] [stdout] --> src/my_collect.rs:20:8 [INFO] [stdout] | [INFO] [stdout] 20 | pub fn two_sum(numbs: Vec, target: i32) -> Vec { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `square_of_sum` is never used [INFO] [stdout] --> src/my_math.rs:1:8 [INFO] [stdout] | [INFO] [stdout] 1 | pub fn square_of_sum(n: u32) -> u32 { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `sum_of_squares` is never used [INFO] [stdout] --> src/my_math.rs:13:8 [INFO] [stdout] | [INFO] [stdout] 13 | pub fn sum_of_squares(n: u32) -> u32 { [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `difference` is never used [INFO] [stdout] --> src/my_math.rs:25:8 [INFO] [stdout] | [INFO] [stdout] 25 | pub fn difference(n: u32) -> u32 { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `square` is never used [INFO] [stdout] --> src/my_math.rs:36:8 [INFO] [stdout] | [INFO] [stdout] 36 | pub fn square(s: u32) -> u64 { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `total` is never used [INFO] [stdout] --> src/my_math.rs:49:8 [INFO] [stdout] | [INFO] [stdout] 49 | pub fn total() -> u64 { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `sum_of_multiples` is never used [INFO] [stdout] --> src/my_math.rs:54:8 [INFO] [stdout] | [INFO] [stdout] 54 | pub fn sum_of_multiples(limit: u32, factors: &[u32]) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `reverse` is never used [INFO] [stdout] --> src/string_exam.rs:3:8 [INFO] [stdout] | [INFO] [stdout] 3 | pub fn reverse(input: &str) -> String { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `reverseV` is never used [INFO] [stdout] --> src/string_exam.rs:7:8 [INFO] [stdout] | [INFO] [stdout] 7 | pub fn reverseV(input: &str) -> String { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `is_prime` is never used [INFO] [stdout] --> src/string_exam.rs:16:4 [INFO] [stdout] | [INFO] [stdout] 16 | fn is_prime(n: u32) -> bool { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `nth` is never used [INFO] [stdout] --> src/string_exam.rs:23:8 [INFO] [stdout] | [INFO] [stdout] 23 | pub fn nth(n: u32) -> u32 { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `build_proverb2` is never used [INFO] [stdout] --> src/string_exam.rs:28:8 [INFO] [stdout] | [INFO] [stdout] 28 | pub fn build_proverb2(list: &[&str]) -> String { [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `build_proverb` is never used [INFO] [stdout] --> src/string_exam.rs:48:8 [INFO] [stdout] | [INFO] [stdout] 48 | pub fn build_proverb(list: &[&str]) -> String { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `verse` is never used [INFO] [stdout] --> src/string_exam.rs:75:8 [INFO] [stdout] | [INFO] [stdout] 75 | pub fn verse(n: u32) -> String { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `sing` is never used [INFO] [stdout] --> src/string_exam.rs:86:8 [INFO] [stdout] | [INFO] [stdout] 86 | pub fn sing(start: u32, end: u32) -> String { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `bottles` is never used [INFO] [stdout] --> src/string_exam.rs:93:4 [INFO] [stdout] | [INFO] [stdout] 93 | fn bottles(n: u32) -> &'static str { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: methods `is_empty`, `len`, `peek`, and `rev` are never used [INFO] [stdout] --> src/list.rs:25:12 [INFO] [stdout] | [INFO] [stdout] 20 | impl SimpleLinkedList { [INFO] [stdout] | --------------------------- methods in this implementation [INFO] [stdout] ... [INFO] [stdout] 25 | pub fn is_empty(&self) -> bool { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 29 | pub fn len(&self) -> usize { [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 48 | pub fn peek(&self) -> Option<&T> { [INFO] [stdout] | ^^^^ [INFO] [stdout] ... [INFO] [stdout] 56 | pub fn rev(self) -> SimpleLinkedList { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `length_of_longest_substring` is never used [INFO] [stdout] --> src/list.rs:87:8 [INFO] [stdout] | [INFO] [stdout] 87 | pub fn length_of_longest_substring(s: String) -> i32 { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `die_simulator` is never used [INFO] [stdout] --> src/list.rs:104:8 [INFO] [stdout] | [INFO] [stdout] 104 | pub fn die_simulator(n: i32, roll_max: Vec) -> i32 { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `command_line` is never used [INFO] [stdout] --> src/gcd.rs:15:15 [INFO] [stdout] | [INFO] [stdout] 15 | pub(crate) fn command_line() { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `guess_number` is never used [INFO] [stdout] --> src/gcd.rs:34:15 [INFO] [stdout] | [INFO] [stdout] 34 | pub(crate) fn guess_number() { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `ts_closure` is never used [INFO] [stdout] --> src/gcd.rs:83:4 [INFO] [stdout] | [INFO] [stdout] 83 | fn ts_closure() { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `th_thread` is never used [INFO] [stdout] --> src/gcd.rs:92:4 [INFO] [stdout] | [INFO] [stdout] 92 | fn th_thread() { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `create_vec` is never used [INFO] [stdout] --> src/my_collect.rs:4:15 [INFO] [stdout] | [INFO] [stdout] 4 | pub(crate) fn create_vec() { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `two_sum` is never used [INFO] [stdout] --> src/my_collect.rs:20:8 [INFO] [stdout] | [INFO] [stdout] 20 | pub fn two_sum(numbs: Vec, target: i32) -> Vec { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `square_of_sum` is never used [INFO] [stdout] --> src/my_math.rs:1:8 [INFO] [stdout] | [INFO] [stdout] 1 | pub fn square_of_sum(n: u32) -> u32 { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `sum_of_squares` is never used [INFO] [stdout] --> src/my_math.rs:13:8 [INFO] [stdout] | [INFO] [stdout] 13 | pub fn sum_of_squares(n: u32) -> u32 { [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `difference` is never used [INFO] [stdout] --> src/my_math.rs:25:8 [INFO] [stdout] | [INFO] [stdout] 25 | pub fn difference(n: u32) -> u32 { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `square` is never used [INFO] [stdout] --> src/my_math.rs:36:8 [INFO] [stdout] | [INFO] [stdout] 36 | pub fn square(s: u32) -> u64 { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `total` is never used [INFO] [stdout] --> src/my_math.rs:49:8 [INFO] [stdout] | [INFO] [stdout] 49 | pub fn total() -> u64 { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `sum_of_multiples` is never used [INFO] [stdout] --> src/my_math.rs:54:8 [INFO] [stdout] | [INFO] [stdout] 54 | pub fn sum_of_multiples(limit: u32, factors: &[u32]) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `reverse` is never used [INFO] [stdout] --> src/string_exam.rs:3:8 [INFO] [stdout] | [INFO] [stdout] 3 | pub fn reverse(input: &str) -> String { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `reverseV` is never used [INFO] [stdout] --> src/string_exam.rs:7:8 [INFO] [stdout] | [INFO] [stdout] 7 | pub fn reverseV(input: &str) -> String { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `is_prime` is never used [INFO] [stdout] --> src/string_exam.rs:16:4 [INFO] [stdout] | [INFO] [stdout] 16 | fn is_prime(n: u32) -> bool { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `nth` is never used [INFO] [stdout] --> src/string_exam.rs:23:8 [INFO] [stdout] | [INFO] [stdout] 23 | pub fn nth(n: u32) -> u32 { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `build_proverb2` is never used [INFO] [stdout] --> src/string_exam.rs:28:8 [INFO] [stdout] | [INFO] [stdout] 28 | pub fn build_proverb2(list: &[&str]) -> String { [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `build_proverb` is never used [INFO] [stdout] --> src/string_exam.rs:48:8 [INFO] [stdout] | [INFO] [stdout] 48 | pub fn build_proverb(list: &[&str]) -> String { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `verse` is never used [INFO] [stdout] --> src/string_exam.rs:75:8 [INFO] [stdout] | [INFO] [stdout] 75 | pub fn verse(n: u32) -> String { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `sing` is never used [INFO] [stdout] --> src/string_exam.rs:86:8 [INFO] [stdout] | [INFO] [stdout] 86 | pub fn sing(start: u32, end: u32) -> String { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `bottles` is never used [INFO] [stdout] --> src/string_exam.rs:93:4 [INFO] [stdout] | [INFO] [stdout] 93 | fn bottles(n: u32) -> &'static str { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: crate `MyRust1` should have a snake case name [INFO] [stdout] | [INFO] [stdout] = help: convert the identifier to snake case: `my_rust1` [INFO] [stdout] = note: `#[warn(non_snake_case)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: methods `is_empty`, `len`, `peek`, and `rev` are never used [INFO] [stdout] --> src/list.rs:25:12 [INFO] [stdout] | [INFO] [stdout] 20 | impl SimpleLinkedList { [INFO] [stdout] | --------------------------- methods in this implementation [INFO] [stdout] ... [INFO] [stdout] 25 | pub fn is_empty(&self) -> bool { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 29 | pub fn len(&self) -> usize { [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 48 | pub fn peek(&self) -> Option<&T> { [INFO] [stdout] | ^^^^ [INFO] [stdout] ... [INFO] [stdout] 56 | pub fn rev(self) -> SimpleLinkedList { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `myV` should have a snake case name [INFO] [stdout] --> src/my_collect.rs:6:13 [INFO] [stdout] | [INFO] [stdout] 6 | let mut myV: Vec = Vec::new(); [INFO] [stdout] | ^^^ help: convert the identifier to snake case: `my_v` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `reverseV` should have a snake case name [INFO] [stdout] --> src/string_exam.rs:7:8 [INFO] [stdout] | [INFO] [stdout] 7 | pub fn reverseV(input: &str) -> String { [INFO] [stdout] | ^^^^^^^^ help: convert the identifier to snake case: `reverse_v` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `length_of_longest_substring` is never used [INFO] [stdout] --> src/list.rs:87:8 [INFO] [stdout] | [INFO] [stdout] 87 | pub fn length_of_longest_substring(s: String) -> i32 { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `die_simulator` is never used [INFO] [stdout] --> src/list.rs:104:8 [INFO] [stdout] | [INFO] [stdout] 104 | pub fn die_simulator(n: i32, roll_max: Vec) -> i32 { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: crate `MyRust1` should have a snake case name [INFO] [stdout] | [INFO] [stdout] = help: convert the identifier to snake case: `my_rust1` [INFO] [stdout] = note: `#[warn(non_snake_case)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `myV` should have a snake case name [INFO] [stdout] --> src/my_collect.rs:6:13 [INFO] [stdout] | [INFO] [stdout] 6 | let mut myV: Vec = Vec::new(); [INFO] [stdout] | ^^^ help: convert the identifier to snake case: `my_v` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `reverseV` should have a snake case name [INFO] [stdout] --> src/string_exam.rs:7:8 [INFO] [stdout] | [INFO] [stdout] 7 | pub fn reverseV(input: &str) -> String { [INFO] [stdout] | ^^^^^^^^ help: convert the identifier to snake case: `reverse_v` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused return value of `String::new` that must be used [INFO] [stdout] --> src/string_exam.rs:9:9 [INFO] [stdout] | [INFO] [stdout] 9 | String::new(); [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 9 | let _ = String::new(); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused return value of `String::new` that must be used [INFO] [stdout] --> src/string_exam.rs:9:9 [INFO] [stdout] | [INFO] [stdout] 9 | String::new(); [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 9 | let _ = String::new(); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 43 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 42 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 6.66s [INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: rustc-serialize v0.3.24, traitobject v0.1.0 [INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1` [INFO] running `Command { std: "docker" "inspect" "ad75a3a359febb0c4397b9c302acdcb9c76817b5574f9805582b8476a406eca4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ad75a3a359febb0c4397b9c302acdcb9c76817b5574f9805582b8476a406eca4", kill_on_drop: false }` [INFO] [stdout] ad75a3a359febb0c4397b9c302acdcb9c76817b5574f9805582b8476a406eca4 [INFO] checking limotree/MyRust1 against try#aa7c6ba69acce8b10a275eabfe6157ea72c8b599 for pr-117984 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flimotree%2FMyRust1" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/limotree/MyRust1 on toolchain aa7c6ba69acce8b10a275eabfe6157ea72c8b599 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+aa7c6ba69acce8b10a275eabfe6157ea72c8b599" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/limotree/MyRust1 [INFO] finished tweaking git repo https://github.com/limotree/MyRust1 [INFO] tweaked toml for git repo https://github.com/limotree/MyRust1 written to /workspace/builds/worker-1-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/limotree/MyRust1 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" "+aa7c6ba69acce8b10a275eabfe6157ea72c8b599" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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" "+aa7c6ba69acce8b10a275eabfe6157ea72c8b599" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 405356d356bc67f2029fd2128e19f4ba4ab4ce7a5ff0e21f38c9271e5f1596d2 [INFO] running `Command { std: "docker" "start" "-a" "405356d356bc67f2029fd2128e19f4ba4ab4ce7a5ff0e21f38c9271e5f1596d2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "405356d356bc67f2029fd2128e19f4ba4ab4ce7a5ff0e21f38c9271e5f1596d2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "405356d356bc67f2029fd2128e19f4ba4ab4ce7a5ff0e21f38c9271e5f1596d2", kill_on_drop: false }` [INFO] [stdout] 405356d356bc67f2029fd2128e19f4ba4ab4ce7a5ff0e21f38c9271e5f1596d2 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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" "+aa7c6ba69acce8b10a275eabfe6157ea72c8b599" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 809ea45690c394d0f96fccdee4f9ab794eab4179efb72e2e18a171a43f74b8ca [INFO] running `Command { std: "docker" "start" "-a" "809ea45690c394d0f96fccdee4f9ab794eab4179efb72e2e18a171a43f74b8ca", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.80 [INFO] [stderr] Checking tinyvec_macros v0.1.0 [INFO] [stderr] Checking traitobject v0.1.0 [INFO] [stderr] Compiling log v0.4.11 [INFO] [stderr] Checking matches v0.1.8 [INFO] [stderr] Checking cfg-if v0.1.10 [INFO] [stderr] Compiling byteorder v1.3.4 [INFO] [stderr] Compiling version_check v0.1.5 [INFO] [stderr] Checking tinyvec v1.1.0 [INFO] [stderr] Compiling httparse v1.3.4 [INFO] [stderr] Checking unicode-bidi v0.3.4 [INFO] [stderr] Checking unsafe-any v0.4.2 [INFO] [stderr] Checking typeable v0.1.2 [INFO] [stderr] Checking percent-encoding v1.0.1 [INFO] [stderr] Compiling autocfg v1.0.1 [INFO] [stderr] Checking safemem v0.3.3 [INFO] [stderr] Compiling unicase v1.4.2 [INFO] [stderr] Checking typemap v0.3.3 [INFO] [stderr] Compiling num-traits v0.2.14 [INFO] [stderr] Checking rustc-serialize v0.3.24 [INFO] [stderr] Checking log v0.3.9 [INFO] [stderr] Checking mime v0.2.6 [INFO] [stderr] Checking base64 v0.9.3 [INFO] [stderr] Checking language-tags v0.2.2 [INFO] [stderr] Checking plugin v0.2.6 [INFO] [stdout] error[E0310]: the parameter type `T` may not live long enough [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/rustc-serialize-0.3.24/src/serialize.rs:1155:5 [INFO] [stdout] | [INFO] [stdout] 1155 | fn decode(d: &mut D) -> Result, D::Error> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | the parameter type `T` must be valid for the static lifetime... [INFO] [stdout] | ...so that the type `T` will meet its required lifetime bounds... [INFO] [stdout] | [INFO] [stdout] note: ...that is required by this bound [INFO] [stdout] --> /rustc/aa7c6ba69acce8b10a275eabfe6157ea72c8b599/library/alloc/src/borrow.rs:180:30 [INFO] [stdout] help: consider adding an explicit lifetime bound [INFO] [stdout] | [INFO] [stdout] 1151 | impl<'a, T: ?Sized + 'static> Decodable for Cow<'a, T> [INFO] [stdout] | +++++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking error v0.1.9 [INFO] [stderr] Checking lazy_static v0.2.11 [INFO] [stderr] Checking modifier v0.1.0 [INFO] [stderr] Checking itoa v0.1.1 [INFO] [stderr] Checking serde v0.8.23 [INFO] [stderr] Checking dtoa v0.2.2 [INFO] [stderr] Checking time v0.1.44 [INFO] [stderr] Checking num_cpus v1.13.0 [INFO] [stderr] Checking unicode-normalization v0.1.16 [INFO] [stderr] Checking rand v0.4.6 [INFO] [stderr] Checking route-recognizer v0.1.13 [INFO] [stdout] error: aborting due to previous error [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0310`. [INFO] [stdout] [INFO] [stderr] error: could not compile `rustc-serialize` (lib) due to 2 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] running `Command { std: "docker" "inspect" "809ea45690c394d0f96fccdee4f9ab794eab4179efb72e2e18a171a43f74b8ca", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "809ea45690c394d0f96fccdee4f9ab794eab4179efb72e2e18a171a43f74b8ca", kill_on_drop: false }` [INFO] [stdout] 809ea45690c394d0f96fccdee4f9ab794eab4179efb72e2e18a171a43f74b8ca