[INFO] fetching crate htqx_minigrep 1.0.0... [INFO] testing htqx_minigrep-1.0.0 against try#ce59db7a1b1b012fb2793c4641c1bdecad7a128b for pr-85530 [INFO] extracting crate htqx_minigrep 1.0.0 into /workspace/builds/worker-5/source [INFO] validating manifest of crates.io crate htqx_minigrep 1.0.0 on toolchain ce59db7a1b1b012fb2793c4641c1bdecad7a128b [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate htqx_minigrep 1.0.0 [INFO] finished tweaking crates.io crate htqx_minigrep 1.0.0 [INFO] tweaked toml for crates.io crate htqx_minigrep 1.0.0 written to /workspace/builds/worker-5/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 8e2b1436768501ce416c4f0d874cc655a83a9106005913f2ef2a13655fd623d2 [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" "8e2b1436768501ce416c4f0d874cc655a83a9106005913f2ef2a13655fd623d2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "8e2b1436768501ce416c4f0d874cc655a83a9106005913f2ef2a13655fd623d2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8e2b1436768501ce416c4f0d874cc655a83a9106005913f2ef2a13655fd623d2", kill_on_drop: false }` [INFO] [stdout] 8e2b1436768501ce416c4f0d874cc655a83a9106005913f2ef2a13655fd623d2 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 8f53257524a3367b1d9021a1890033aadaeb1209f48cbef7e58a7b3c8afce1d3 [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" "8f53257524a3367b1d9021a1890033aadaeb1209f48cbef7e58a7b3c8afce1d3", kill_on_drop: false }` [INFO] [stderr] Compiling htqx_minigrep v1.0.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `std::error::Error` [INFO] [stdout] --> src/lib.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use std::error::Error; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `config` [INFO] [stdout] --> src/lib.rs:4:12 [INFO] [stdout] | [INFO] [stdout] 4 | pub fn run(config:Config){ [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_config` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `query` [INFO] [stdout] --> src/lib.rs:40:15 [INFO] [stdout] | [INFO] [stdout] 40 | fn search<'a>(query:&str,contents:&'a str) [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_query` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `contents` [INFO] [stdout] --> src/lib.rs:40:26 [INFO] [stdout] | [INFO] [stdout] 40 | fn search<'a>(query:&str,contents:&'a str) [INFO] [stdout] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_contents` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `query` [INFO] [stdout] --> src/lib.rs:13:5 [INFO] [stdout] | [INFO] [stdout] 13 | query:&'a str, [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `filename` [INFO] [stdout] --> src/lib.rs:14:5 [INFO] [stdout] | [INFO] [stdout] 14 | filename:&'a str, [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `search` [INFO] [stdout] --> src/lib.rs:40:4 [INFO] [stdout] | [INFO] [stdout] 40 | fn search<'a>(query:&str,contents:&'a str) [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 7 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::fs` [INFO] [stdout] --> src/main.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use std::fs; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::error::Error` [INFO] [stdout] --> src/lib.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use std::error::Error; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary trailing semicolon [INFO] [stdout] --> src/main.rs:70:40 [INFO] [stdout] | [INFO] [stdout] 70 | fn fx(x:&i32){println!("x={}", *x)}; [INFO] [stdout] | ^ help: remove this semicolon [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(redundant_semicolons)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/main.rs:53:17 [INFO] [stdout] | [INFO] [stdout] 53 | let mut a3:&Drop = &MyBox(3); [INFO] [stdout] | ^^^^ help: use `dyn`: `dyn Drop` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` 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 the 2021 edition! [INFO] [stdout] = note: for more information, see issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `...` range patterns are deprecated [INFO] [stdout] --> src/main.rs:55:15 [INFO] [stdout] | [INFO] [stdout] 55 | if let e@1...5 = *a {println!("e={}",e)}; [INFO] [stdout] | ^^^ help: use `..=` for an inclusive range [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(ellipsis_inclusive_range_patterns)]` 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 the 2021 edition! [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/main.rs:155:8 [INFO] [stdout] | [INFO] [stdout] 155 | let s:&std::fmt::Display = &"hi"; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::fmt::Display` [INFO] [stdout] | [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition! [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/main.rs:158:35 [INFO] [stdout] | [INFO] [stdout] 158 | fn fa(f:fn(i32)->i32, a:i32)->Boxi32>{ [INFO] [stdout] | ^^^^^^^^^ help: use `dyn`: `dyn Fn()->i32` [INFO] [stdout] | [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition! [INFO] [stdout] = note: for more information, see issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::net::TcpStream` [INFO] [stdout] --> src/main.rs:171:9 [INFO] [stdout] | [INFO] [stdout] 171 | use std::net::TcpStream; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `a3` is assigned to, but never used [INFO] [stdout] --> src/main.rs:53:13 [INFO] [stdout] | [INFO] [stdout] 53 | let mut a3:&Drop = &MyBox(3); [INFO] [stdout] | ^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] = note: consider using `_a3` instead [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `a3` is never read [INFO] [stdout] --> src/main.rs:54:5 [INFO] [stdout] | [INFO] [stdout] 54 | a3 = &a2; [INFO] [stdout] | ^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_assignments)]` on by default [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `b` [INFO] [stdout] --> src/main.rs:69:9 [INFO] [stdout] | [INFO] [stdout] 69 | let b = *a; [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_b` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `d` is never read [INFO] [stdout] --> src/main.rs:100:9 [INFO] [stdout] | [INFO] [stdout] 100 | let mut d:& i8 = &5; [INFO] [stdout] | ^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `e` [INFO] [stdout] --> src/main.rs:113:5 [INFO] [stdout] | [INFO] [stdout] 113 | let e = E2{c:&c}; [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_e` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `config` [INFO] [stdout] --> src/lib.rs:4:12 [INFO] [stdout] | [INFO] [stdout] 4 | pub fn run(config:Config){ [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_config` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `query` [INFO] [stdout] --> src/lib.rs:40:15 [INFO] [stdout] | [INFO] [stdout] 40 | fn search<'a>(query:&str,contents:&'a str) [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_query` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `contents` [INFO] [stdout] --> src/lib.rs:40:26 [INFO] [stdout] | [INFO] [stdout] 40 | fn search<'a>(query:&str,contents:&'a str) [INFO] [stdout] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_contents` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:107:5 [INFO] [stdout] | [INFO] [stdout] 107 | let mut b:isize = 8; [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: field is never read: `query` [INFO] [stdout] --> src/lib.rs:13:5 [INFO] [stdout] | [INFO] [stdout] 13 | query:&'a str, [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `filename` [INFO] [stdout] --> src/lib.rs:14:5 [INFO] [stdout] | [INFO] [stdout] 14 | filename:&'a str, [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `search` [INFO] [stdout] --> src/lib.rs:40:4 [INFO] [stdout] | [INFO] [stdout] 40 | fn search<'a>(query:&str,contents:&'a str) [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `new` [INFO] [stdout] --> src/main.rs:17:8 [INFO] [stdout] | [INFO] [stdout] 17 | fn new(a:T)->MyBox{ [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `f2` [INFO] [stdout] --> src/main.rs:91:4 [INFO] [stdout] | [INFO] [stdout] 91 | fn f2<'a>(x:& mut &'a i8, y: &'a i8){ [INFO] [stdout] | ^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct is never constructed: `E` [INFO] [stdout] --> src/main.rs:111:8 [INFO] [stdout] | [INFO] [stdout] 111 | struct E<'e, 'c :'e>{c:&'e C<'c>} [INFO] [stdout] | ^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `c` [INFO] [stdout] --> src/main.rs:112:22 [INFO] [stdout] | [INFO] [stdout] 112 | struct E2<'e, T :'e>{c:&'e T} //类似定义 [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `fe` [INFO] [stdout] --> src/main.rs:114:4 [INFO] [stdout] | [INFO] [stdout] 114 | fn fe(x:C)->&isize{ [INFO] [stdout] | ^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `bar` [INFO] [stdout] --> src/main.rs:151:4 [INFO] [stdout] | [INFO] [stdout] 151 | fn bar() ->!{ [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `test_webserver` [INFO] [stdout] --> src/main.rs:169:4 [INFO] [stdout] | [INFO] [stdout] 169 | fn test_webserver(){ [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `test_associatedType` should have a snake case name [INFO] [stdout] --> src/main.rs:119:4 [INFO] [stdout] | [INFO] [stdout] 119 | fn test_associatedType(){ [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `test_associated_type` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_snake_case)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `test_defaultTypeParameters` should have a snake case name [INFO] [stdout] --> src/main.rs:134:4 [INFO] [stdout] | [INFO] [stdout] 134 | fn test_defaultTypeParameters(){ [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `test_default_type_parameters` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `test_highType` should have a snake case name [INFO] [stdout] --> src/main.rs:149:4 [INFO] [stdout] | [INFO] [stdout] 149 | fn test_highType(){ [INFO] [stdout] | ^^^^^^^^^^^^^ help: convert the identifier to snake case: `test_high_type` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `test_derivableTrait` should have a snake case name [INFO] [stdout] --> src/main.rs:194:4 [INFO] [stdout] | [INFO] [stdout] 194 | fn test_derivableTrait(){ [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `test_derivable_trait` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 31 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1.15s [INFO] running `Command { std: "docker" "inspect" "8f53257524a3367b1d9021a1890033aadaeb1209f48cbef7e58a7b3c8afce1d3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8f53257524a3367b1d9021a1890033aadaeb1209f48cbef7e58a7b3c8afce1d3", kill_on_drop: false }` [INFO] [stdout] 8f53257524a3367b1d9021a1890033aadaeb1209f48cbef7e58a7b3c8afce1d3 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] e178af1c9ff77c6241fa158f35e8b8cf114b6fa98aeb51507ea6f6c985f4c63d [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" "e178af1c9ff77c6241fa158f35e8b8cf114b6fa98aeb51507ea6f6c985f4c63d", kill_on_drop: false }` [INFO] [stdout] warning: unused import: `std::error::Error` [INFO] [stdout] --> src/lib.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use std::error::Error; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling htqx_minigrep v1.0.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused variable: `config` [INFO] [stdout] --> src/lib.rs:4:12 [INFO] [stdout] | [INFO] [stdout] 4 | pub fn run(config:Config){ [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_config` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `query` [INFO] [stdout] --> src/lib.rs:40:15 [INFO] [stdout] | [INFO] [stdout] 40 | fn search<'a>(query:&str,contents:&'a str) [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_query` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `contents` [INFO] [stdout] --> src/lib.rs:40:26 [INFO] [stdout] | [INFO] [stdout] 40 | fn search<'a>(query:&str,contents:&'a str) [INFO] [stdout] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_contents` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `query` [INFO] [stdout] --> src/lib.rs:13:5 [INFO] [stdout] | [INFO] [stdout] 13 | query:&'a str, [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `filename` [INFO] [stdout] --> src/lib.rs:14:5 [INFO] [stdout] | [INFO] [stdout] 14 | filename:&'a str, [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `search` [INFO] [stdout] --> src/lib.rs:40:4 [INFO] [stdout] | [INFO] [stdout] 40 | fn search<'a>(query:&str,contents:&'a str) [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 7 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::error::Error` [INFO] [stdout] --> src/lib.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use std::error::Error; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `config` [INFO] [stdout] --> src/lib.rs:4:12 [INFO] [stdout] | [INFO] [stdout] 4 | pub fn run(config:Config){ [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_config` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `query` [INFO] [stdout] --> src/lib.rs:40:15 [INFO] [stdout] | [INFO] [stdout] 40 | fn search<'a>(query:&str,contents:&'a str) [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_query` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `contents` [INFO] [stdout] --> src/lib.rs:40:26 [INFO] [stdout] | [INFO] [stdout] 40 | fn search<'a>(query:&str,contents:&'a str) [INFO] [stdout] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_contents` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `query` [INFO] [stdout] --> src/lib.rs:13:5 [INFO] [stdout] | [INFO] [stdout] 13 | query:&'a str, [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `filename` [INFO] [stdout] --> src/lib.rs:14:5 [INFO] [stdout] | [INFO] [stdout] 14 | filename:&'a str, [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::fs` [INFO] [stdout] --> src/main.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use std::fs; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::error::Error` [INFO] [stdout] --> src/lib.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use std::error::Error; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary trailing semicolon [INFO] [stdout] --> src/main.rs:70:40 [INFO] [stdout] | [INFO] [stdout] 70 | fn fx(x:&i32){println!("x={}", *x)}; [INFO] [stdout] | ^ help: remove this semicolon [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(redundant_semicolons)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/main.rs:53:17 [INFO] [stdout] | [INFO] [stdout] 53 | let mut a3:&Drop = &MyBox(3); [INFO] [stdout] | ^^^^ help: use `dyn`: `dyn Drop` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` 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 the 2021 edition! [INFO] [stdout] = note: for more information, see issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `...` range patterns are deprecated [INFO] [stdout] --> src/main.rs:55:15 [INFO] [stdout] | [INFO] [stdout] 55 | if let e@1...5 = *a {println!("e={}",e)}; [INFO] [stdout] | ^^^ help: use `..=` for an inclusive range [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(ellipsis_inclusive_range_patterns)]` 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 the 2021 edition! [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/main.rs:155:8 [INFO] [stdout] | [INFO] [stdout] 155 | let s:&std::fmt::Display = &"hi"; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::fmt::Display` [INFO] [stdout] | [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition! [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/main.rs:158:35 [INFO] [stdout] | [INFO] [stdout] 158 | fn fa(f:fn(i32)->i32, a:i32)->Boxi32>{ [INFO] [stdout] | ^^^^^^^^^ help: use `dyn`: `dyn Fn()->i32` [INFO] [stdout] | [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition! [INFO] [stdout] = note: for more information, see issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::net::TcpStream` [INFO] [stdout] --> src/main.rs:171:9 [INFO] [stdout] | [INFO] [stdout] 171 | use std::net::TcpStream; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `a3` is assigned to, but never used [INFO] [stdout] --> src/main.rs:53:13 [INFO] [stdout] | [INFO] [stdout] 53 | let mut a3:&Drop = &MyBox(3); [INFO] [stdout] | ^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] = note: consider using `_a3` instead [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `a3` is never read [INFO] [stdout] --> src/main.rs:54:5 [INFO] [stdout] | [INFO] [stdout] 54 | a3 = &a2; [INFO] [stdout] | ^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_assignments)]` on by default [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `b` [INFO] [stdout] --> src/main.rs:69:9 [INFO] [stdout] | [INFO] [stdout] 69 | let b = *a; [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_b` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `d` is never read [INFO] [stdout] --> src/main.rs:100:9 [INFO] [stdout] | [INFO] [stdout] 100 | let mut d:& i8 = &5; [INFO] [stdout] | ^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `e` [INFO] [stdout] --> src/main.rs:113:5 [INFO] [stdout] | [INFO] [stdout] 113 | let e = E2{c:&c}; [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_e` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `config` [INFO] [stdout] --> src/lib.rs:4:12 [INFO] [stdout] | [INFO] [stdout] 4 | pub fn run(config:Config){ [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_config` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `query` [INFO] [stdout] --> src/lib.rs:40:15 [INFO] [stdout] | [INFO] [stdout] 40 | fn search<'a>(query:&str,contents:&'a str) [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_query` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `contents` [INFO] [stdout] --> src/lib.rs:40:26 [INFO] [stdout] | [INFO] [stdout] 40 | fn search<'a>(query:&str,contents:&'a str) [INFO] [stdout] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_contents` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:107:5 [INFO] [stdout] | [INFO] [stdout] 107 | let mut b:isize = 8; [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: field is never read: `query` [INFO] [stdout] --> src/lib.rs:13:5 [INFO] [stdout] | [INFO] [stdout] 13 | query:&'a str, [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `filename` [INFO] [stdout] --> src/lib.rs:14:5 [INFO] [stdout] | [INFO] [stdout] 14 | filename:&'a str, [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `new` [INFO] [stdout] --> src/main.rs:17:8 [INFO] [stdout] | [INFO] [stdout] 17 | fn new(a:T)->MyBox{ [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `f2` [INFO] [stdout] --> src/main.rs:91:4 [INFO] [stdout] | [INFO] [stdout] 91 | fn f2<'a>(x:& mut &'a i8, y: &'a i8){ [INFO] [stdout] | ^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct is never constructed: `E` [INFO] [stdout] --> src/main.rs:111:8 [INFO] [stdout] | [INFO] [stdout] 111 | struct E<'e, 'c :'e>{c:&'e C<'c>} [INFO] [stdout] | ^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `c` [INFO] [stdout] --> src/main.rs:112:22 [INFO] [stdout] | [INFO] [stdout] 112 | struct E2<'e, T :'e>{c:&'e T} //类似定义 [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `fe` [INFO] [stdout] --> src/main.rs:114:4 [INFO] [stdout] | [INFO] [stdout] 114 | fn fe(x:C)->&isize{ [INFO] [stdout] | ^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `bar` [INFO] [stdout] --> src/main.rs:151:4 [INFO] [stdout] | [INFO] [stdout] 151 | fn bar() ->!{ [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `test_webserver` [INFO] [stdout] --> src/main.rs:169:4 [INFO] [stdout] | [INFO] [stdout] 169 | fn test_webserver(){ [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `test_associatedType` should have a snake case name [INFO] [stdout] --> src/main.rs:119:4 [INFO] [stdout] | [INFO] [stdout] 119 | fn test_associatedType(){ [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `test_associated_type` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_snake_case)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `test_defaultTypeParameters` should have a snake case name [INFO] [stdout] --> src/main.rs:134:4 [INFO] [stdout] | [INFO] [stdout] 134 | fn test_defaultTypeParameters(){ [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `test_default_type_parameters` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `test_highType` should have a snake case name [INFO] [stdout] --> src/main.rs:149:4 [INFO] [stdout] | [INFO] [stdout] 149 | fn test_highType(){ [INFO] [stdout] | ^^^^^^^^^^^^^ help: convert the identifier to snake case: `test_high_type` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `test_derivableTrait` should have a snake case name [INFO] [stdout] --> src/main.rs:194:4 [INFO] [stdout] | [INFO] [stdout] 194 | fn test_derivableTrait(){ [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `test_derivable_trait` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 6 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 30 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 1.09s [INFO] running `Command { std: "docker" "inspect" "e178af1c9ff77c6241fa158f35e8b8cf114b6fa98aeb51507ea6f6c985f4c63d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e178af1c9ff77c6241fa158f35e8b8cf114b6fa98aeb51507ea6f6c985f4c63d", kill_on_drop: false }` [INFO] [stdout] e178af1c9ff77c6241fa158f35e8b8cf114b6fa98aeb51507ea6f6c985f4c63d [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] cce0dbdf4e808dfe86172e86c435ca7c42b2c88919756ccfa7abd86cf3c258f3 [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" "cce0dbdf4e808dfe86172e86c435ca7c42b2c88919756ccfa7abd86cf3c258f3", kill_on_drop: false }` [INFO] [stderr] warning: unused import: `std::error::Error` [INFO] [stderr] --> src/lib.rs:1:5 [INFO] [stderr] | [INFO] [stderr] 1 | use std::error::Error; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `config` [INFO] [stderr] --> src/lib.rs:4:12 [INFO] [stderr] | [INFO] [stderr] 4 | pub fn run(config:Config){ [INFO] [stderr] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_config` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `query` [INFO] [stderr] --> src/lib.rs:40:15 [INFO] [stderr] | [INFO] [stderr] 40 | fn search<'a>(query:&str,contents:&'a str) [INFO] [stderr] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_query` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `contents` [INFO] [stderr] --> src/lib.rs:40:26 [INFO] [stderr] | [INFO] [stderr] 40 | fn search<'a>(query:&str,contents:&'a str) [INFO] [stderr] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_contents` [INFO] [stderr] [INFO] [stderr] warning: field is never read: `query` [INFO] [stderr] --> src/lib.rs:13:5 [INFO] [stderr] | [INFO] [stderr] 13 | query:&'a str, [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: field is never read: `filename` [INFO] [stderr] --> src/lib.rs:14:5 [INFO] [stderr] | [INFO] [stderr] 14 | filename:&'a str, [INFO] [stderr] | ^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `search` [INFO] [stderr] --> src/lib.rs:40:4 [INFO] [stderr] | [INFO] [stderr] 40 | fn search<'a>(query:&str,contents:&'a str) [INFO] [stderr] | ^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: 7 warnings emitted [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::error::Error` [INFO] [stderr] --> src/lib.rs:1:5 [INFO] [stderr] | [INFO] [stderr] 1 | use std::error::Error; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `config` [INFO] [stderr] --> src/lib.rs:4:12 [INFO] [stderr] | [INFO] [stderr] 4 | pub fn run(config:Config){ [INFO] [stderr] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_config` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `query` [INFO] [stderr] --> src/lib.rs:40:15 [INFO] [stderr] | [INFO] [stderr] 40 | fn search<'a>(query:&str,contents:&'a str) [INFO] [stderr] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_query` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `contents` [INFO] [stderr] --> src/lib.rs:40:26 [INFO] [stderr] | [INFO] [stderr] 40 | fn search<'a>(query:&str,contents:&'a str) [INFO] [stderr] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_contents` [INFO] [stderr] [INFO] [stderr] warning: field is never read: `query` [INFO] [stderr] --> src/lib.rs:13:5 [INFO] [stderr] | [INFO] [stderr] 13 | query:&'a str, [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: field is never read: `filename` [INFO] [stderr] --> src/lib.rs:14:5 [INFO] [stderr] | [INFO] [stderr] 14 | filename:&'a str, [INFO] [stderr] | ^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: 6 warnings emitted [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::fs` [INFO] [stderr] --> src/main.rs:2:5 [INFO] [stderr] | [INFO] [stderr] 2 | use std::fs; [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::error::Error` [INFO] [stderr] --> src/lib.rs:1:5 [INFO] [stderr] | [INFO] [stderr] 1 | use std::error::Error; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unnecessary trailing semicolon [INFO] [stderr] --> src/main.rs:70:40 [INFO] [stderr] | [INFO] [stderr] 70 | fn fx(x:&i32){println!("x={}", *x)}; [INFO] [stderr] | ^ help: remove this semicolon [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(redundant_semicolons)]` on by default [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/main.rs:53:17 [INFO] [stderr] | [INFO] [stderr] 53 | let mut a3:&Drop = &MyBox(3); [INFO] [stderr] | ^^^^ help: use `dyn`: `dyn Drop` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stderr] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition! [INFO] [stderr] = note: for more information, see issue #80165 [INFO] [stderr] [INFO] [stderr] warning: `...` range patterns are deprecated [INFO] [stderr] --> src/main.rs:55:15 [INFO] [stderr] | [INFO] [stderr] 55 | if let e@1...5 = *a {println!("e={}",e)}; [INFO] [stderr] | ^^^ help: use `..=` for an inclusive range [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default [INFO] [stderr] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition! [INFO] [stderr] = note: for more information, see issue #80165 [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/main.rs:155:8 [INFO] [stderr] | [INFO] [stderr] 155 | let s:&std::fmt::Display = &"hi"; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::fmt::Display` [INFO] [stderr] | [INFO] [stderr] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition! [INFO] [stderr] = note: for more information, see issue #80165 [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/main.rs:158:35 [INFO] [stderr] | [INFO] [stderr] 158 | fn fa(f:fn(i32)->i32, a:i32)->Boxi32>{ [INFO] [stderr] | ^^^^^^^^^ help: use `dyn`: `dyn Fn()->i32` [INFO] [stderr] | [INFO] [stderr] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition! [INFO] [stderr] = note: for more information, see issue #80165 [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::net::TcpStream` [INFO] [stderr] --> src/main.rs:171:9 [INFO] [stderr] | [INFO] [stderr] 171 | use std::net::TcpStream; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: variable `a3` is assigned to, but never used [INFO] [stderr] --> src/main.rs:53:13 [INFO] [stderr] | [INFO] [stderr] 53 | let mut a3:&Drop = &MyBox(3); [INFO] [stderr] | ^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] = note: consider using `_a3` instead [INFO] [stderr] [INFO] [stderr] warning: value assigned to `a3` is never read [INFO] [stderr] --> src/main.rs:54:5 [INFO] [stderr] | [INFO] [stderr] 54 | a3 = &a2; [INFO] [stderr] | ^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_assignments)]` on by default [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: unused variable: `b` [INFO] [stderr] --> src/main.rs:69:9 [INFO] [stderr] | [INFO] [stderr] 69 | let b = *a; [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_b` [INFO] [stderr] [INFO] [stderr] warning: value assigned to `d` is never read [INFO] [stderr] --> src/main.rs:100:9 [INFO] [stderr] | [INFO] [stderr] 100 | let mut d:& i8 = &5; [INFO] [stderr] | ^ [INFO] [stderr] | [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: unused variable: `e` [INFO] [stderr] --> src/main.rs:113:5 [INFO] [stderr] | [INFO] [stderr] 113 | let e = E2{c:&c}; [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_e` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `config` [INFO] [stderr] --> src/lib.rs:4:12 [INFO] [stderr] | [INFO] [stderr] 4 | pub fn run(config:Config){ [INFO] [stderr] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_config` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `query` [INFO] [stderr] --> src/lib.rs:40:15 [INFO] [stderr] | [INFO] [stderr] 40 | fn search<'a>(query:&str,contents:&'a str) [INFO] [stderr] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_query` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `contents` [INFO] [stderr] --> src/lib.rs:40:26 [INFO] [stderr] | [INFO] [stderr] 40 | fn search<'a>(query:&str,contents:&'a str) [INFO] [stderr] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_contents` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:107:5 [INFO] [stderr] | [INFO] [stderr] 107 | let mut b:isize = 8; [INFO] [stderr] | ----^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: field is never read: `query` [INFO] [stderr] --> src/lib.rs:13:5 [INFO] [stderr] | [INFO] [stderr] 13 | query:&'a str, [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: field is never read: `filename` [INFO] [stderr] --> src/lib.rs:14:5 [INFO] [stderr] | [INFO] [stderr] 14 | filename:&'a str, [INFO] [stderr] | ^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `new` [INFO] [stderr] --> src/main.rs:17:8 [INFO] [stderr] | [INFO] [stderr] 17 | fn new(a:T)->MyBox{ [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `f2` [INFO] [stderr] --> src/main.rs:91:4 [INFO] [stderr] | [INFO] [stderr] 91 | fn f2<'a>(x:& mut &'a i8, y: &'a i8){ [INFO] [stderr] | ^^ [INFO] [stderr] [INFO] [stderr] warning: struct is never constructed: `E` [INFO] [stderr] --> src/main.rs:111:8 [INFO] [stderr] | [INFO] [stderr] 111 | struct E<'e, 'c :'e>{c:&'e C<'c>} [INFO] [stderr] | ^ [INFO] [stderr] [INFO] [stderr] warning: field is never read: `c` [INFO] [stderr] --> src/main.rs:112:22 [INFO] [stderr] | [INFO] [stderr] 112 | struct E2<'e, T :'e>{c:&'e T} //类似定义 [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `fe` [INFO] [stderr] --> src/main.rs:114:4 [INFO] [stderr] | [INFO] [stderr] 114 | fn fe(x:C)->&isize{ [INFO] [stderr] | ^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `bar` [INFO] [stderr] --> src/main.rs:151:4 [INFO] [stderr] | [INFO] [stderr] 151 | fn bar() ->!{ [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `test_webserver` [INFO] [stderr] --> src/main.rs:169:4 [INFO] [stderr] | [INFO] [stderr] 169 | fn test_webserver(){ [INFO] [stderr] | ^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function `test_associatedType` should have a snake case name [INFO] [stderr] --> src/main.rs:119:4 [INFO] [stderr] | [INFO] [stderr] 119 | fn test_associatedType(){ [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `test_associated_type` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(non_snake_case)]` on by default [INFO] [stderr] [INFO] [stderr] warning: function `test_defaultTypeParameters` should have a snake case name [INFO] [stderr] --> src/main.rs:134:4 [INFO] [stderr] | [INFO] [stderr] 134 | fn test_defaultTypeParameters(){ [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `test_default_type_parameters` [INFO] [stderr] [INFO] [stderr] warning: function `test_highType` should have a snake case name [INFO] [stderr] --> src/main.rs:149:4 [INFO] [stderr] | [INFO] [stderr] 149 | fn test_highType(){ [INFO] [stderr] | ^^^^^^^^^^^^^ help: convert the identifier to snake case: `test_high_type` [INFO] [stderr] [INFO] [stderr] warning: function `test_derivableTrait` should have a snake case name [INFO] [stderr] --> src/main.rs:194:4 [INFO] [stderr] | [INFO] [stderr] 194 | fn test_derivableTrait(){ [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `test_derivable_trait` [INFO] [stderr] [INFO] [stderr] warning: 30 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.01s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/htqx_minigrep-6251d5881667c92e) [INFO] [stdout] [INFO] [stdout] running 1 test [INFO] [stderr] error: test failed, to rerun pass '--lib' [INFO] [stdout] test tests::one ... FAILED [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] [INFO] [stdout] ---- tests::one stdout ---- [INFO] [stdout] thread 'tests::one' panicked at 'assertion failed: vec![\"safe,fase,productive.\"] == search(query, contents)', src/lib.rs:57:9 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x56093dc7e950 - std[77c0456e0eb29f0c]::backtrace_rs::backtrace::libunwind::trace [INFO] [stdout] at /rustc/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/library/std/src/../../backtrace/src/backtrace/libunwind.rs:90:5 [INFO] [stdout] 1: 0x56093dc7e950 - std[77c0456e0eb29f0c]::backtrace_rs::backtrace::trace_unsynchronized:: [INFO] [stdout] at /rustc/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5 [INFO] [stdout] 2: 0x56093dc7e950 - std[77c0456e0eb29f0c]::sys_common::backtrace::_print_fmt [INFO] [stdout] at /rustc/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/library/std/src/sys_common/backtrace.rs:67:5 [INFO] [stdout] 3: 0x56093dc7e950 - ::fmt [INFO] [stdout] at /rustc/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/library/std/src/sys_common/backtrace.rs:46:22 [INFO] [stdout] 4: 0x56093dca112c - core[ee1ca6415511a9c4]::fmt::write [INFO] [stdout] at /rustc/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/library/core/src/fmt/mod.rs:1110:17 [INFO] [stdout] 5: 0x56093dc7b895 - as std[77c0456e0eb29f0c]::io::Write>::write_fmt [INFO] [stdout] at /rustc/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/library/std/src/io/mod.rs:1584:15 [INFO] [stdout] 6: 0x56093dc80adb - std[77c0456e0eb29f0c]::sys_common::backtrace::_print [INFO] [stdout] at /rustc/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/library/std/src/sys_common/backtrace.rs:49:5 [INFO] [stdout] 7: 0x56093dc80adb - std[77c0456e0eb29f0c]::sys_common::backtrace::print [INFO] [stdout] at /rustc/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/library/std/src/sys_common/backtrace.rs:36:9 [INFO] [stdout] 8: 0x56093dc80adb - std[77c0456e0eb29f0c]::panicking::default_hook::{closure#1} [INFO] [stdout] at /rustc/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/library/std/src/panicking.rs:208:50 [INFO] [stdout] 9: 0x56093dc805ec - std[77c0456e0eb29f0c]::panicking::default_hook [INFO] [stdout] at /rustc/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/library/std/src/panicking.rs:222:9 [INFO] [stdout] 10: 0x56093dc81181 - std[77c0456e0eb29f0c]::panicking::rust_panic_with_hook [INFO] [stdout] at /rustc/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/library/std/src/panicking.rs:622:17 [INFO] [stdout] 11: 0x56093dc80c57 - std[77c0456e0eb29f0c]::panicking::begin_panic_handler::{closure#0} [INFO] [stdout] at /rustc/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/library/std/src/panicking.rs:517:13 [INFO] [stdout] 12: 0x56093dc7ee4c - std[77c0456e0eb29f0c]::sys_common::backtrace::__rust_end_short_backtrace:: [INFO] [stdout] at /rustc/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/library/std/src/sys_common/backtrace.rs:141:18 [INFO] [stdout] 13: 0x56093dc80be9 - rust_begin_unwind [INFO] [stdout] at /rustc/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/library/std/src/panicking.rs:515:5 [INFO] [stdout] 14: 0x56093dc2c4a1 - core[ee1ca6415511a9c4]::panicking::panic_fmt [INFO] [stdout] at /rustc/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/library/core/src/panicking.rs:92:14 [INFO] [stdout] 15: 0x56093dc2c3ed - core[ee1ca6415511a9c4]::panicking::panic [INFO] [stdout] at /rustc/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/library/core/src/panicking.rs:50:5 [INFO] [stdout] 16: 0x56093dc2f86f - htqx_minigrep[aefddfbff21cadfc]::tests::one [INFO] [stdout] at /opt/rustwide/workdir/src/lib.rs:57:9 [INFO] [stdout] 17: 0x56093dc2f72a - htqx_minigrep[aefddfbff21cadfc]::tests::one::{closure#0} [INFO] [stdout] at /opt/rustwide/workdir/src/lib.rs:50:5 [INFO] [stdout] 18: 0x56093dc2f05e - >::call_once [INFO] [stdout] at /rustc/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/library/core/src/ops/function.rs:227:5 [INFO] [stdout] 19: 0x56093dc55fc3 - >::call_once [INFO] [stdout] at /rustc/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/library/core/src/ops/function.rs:227:5 [INFO] [stdout] 20: 0x56093dc55fc3 - test[eeb9024d9ac7bc83]::__rust_begin_short_backtrace:: [INFO] [stdout] at /rustc/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/library/test/src/lib.rs:577:5 [INFO] [stdout] 21: 0x56093dc54a8c - + core[ee1ca6415511a9c4]::marker::Send> as core[ee1ca6415511a9c4]::ops::function::FnOnce<()>>::call_once [INFO] [stdout] at /rustc/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/library/alloc/src/boxed.rs:1575:9 [INFO] [stdout] 22: 0x56093dc54a8c - + core[ee1ca6415511a9c4]::marker::Send>> as core[ee1ca6415511a9c4]::ops::function::FnOnce<()>>::call_once [INFO] [stdout] at /rustc/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/library/std/src/panic.rs:346:9 [INFO] [stdout] 23: 0x56093dc54a8c - std[77c0456e0eb29f0c]::panicking::try::do_call:: + core[ee1ca6415511a9c4]::marker::Send>>, ()> [INFO] [stdout] at /rustc/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/library/std/src/panicking.rs:401:40 [INFO] [stdout] 24: 0x56093dc54a8c - std[77c0456e0eb29f0c]::panicking::try::<(), std[77c0456e0eb29f0c]::panic::AssertUnwindSafe + core[ee1ca6415511a9c4]::marker::Send>>> [INFO] [stdout] at /rustc/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/library/std/src/panicking.rs:365:19 [INFO] [stdout] 25: 0x56093dc54a8c - std[77c0456e0eb29f0c]::panic::catch_unwind:: + core[ee1ca6415511a9c4]::marker::Send>>, ()> [INFO] [stdout] at /rustc/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/library/std/src/panic.rs:433:14 [INFO] [stdout] 26: 0x56093dc54a8c - test[eeb9024d9ac7bc83]::run_test_in_process [INFO] [stdout] at /rustc/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/library/test/src/lib.rs:600:18 [INFO] [stdout] 27: 0x56093dc54a8c - test[eeb9024d9ac7bc83]::run_test::run_test_inner::{closure#0} [INFO] [stdout] at /rustc/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/library/test/src/lib.rs:492:39 [INFO] [stdout] 28: 0x56093dc34752 - test[eeb9024d9ac7bc83]::run_test::run_test_inner::{closure#1} [INFO] [stdout] at /rustc/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/library/test/src/lib.rs:519:37 [INFO] [stdout] 29: 0x56093dc34752 - std[77c0456e0eb29f0c]::sys_common::backtrace::__rust_begin_short_backtrace:: [INFO] [stdout] at /rustc/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/library/std/src/sys_common/backtrace.rs:125:18 [INFO] [stdout] 30: 0x56093dc35038 - ::spawn_unchecked::::{closure#0}::{closure#0} [INFO] [stdout] at /rustc/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/library/std/src/thread/mod.rs:481:17 [INFO] [stdout] 31: 0x56093dc35038 - ::spawn_unchecked::{closure#0}::{closure#0}> as core[ee1ca6415511a9c4]::ops::function::FnOnce<()>>::call_once [INFO] [stdout] at /rustc/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/library/std/src/panic.rs:346:9 [INFO] [stdout] 32: 0x56093dc35038 - std[77c0456e0eb29f0c]::panicking::try::do_call::::spawn_unchecked::{closure#0}::{closure#0}>, ()> [INFO] [stdout] at /rustc/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/library/std/src/panicking.rs:401:40 [INFO] [stdout] 33: 0x56093dc35038 - std[77c0456e0eb29f0c]::panicking::try::<(), std[77c0456e0eb29f0c]::panic::AssertUnwindSafe<::spawn_unchecked::{closure#0}::{closure#0}>> [INFO] [stdout] at /rustc/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/library/std/src/panicking.rs:365:19 [INFO] [stdout] 34: 0x56093dc35038 - std[77c0456e0eb29f0c]::panic::catch_unwind::::spawn_unchecked::{closure#0}::{closure#0}>, ()> [INFO] [stdout] at /rustc/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/library/std/src/panic.rs:433:14 [INFO] [stdout] 35: 0x56093dc35038 - ::spawn_unchecked::::{closure#0} [INFO] [stdout] at /rustc/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/library/std/src/thread/mod.rs:480:30 [INFO] [stdout] 36: 0x56093dc35038 - <::spawn_unchecked::{closure#0} as core[ee1ca6415511a9c4]::ops::function::FnOnce<()>>::call_once::{shim:vtable#0} [INFO] [stdout] at /rustc/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/library/core/src/ops/function.rs:227:5 [INFO] [stdout] 37: 0x56093dc85c37 - > as core[ee1ca6415511a9c4]::ops::function::FnOnce<()>>::call_once [INFO] [stdout] at /rustc/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/library/alloc/src/boxed.rs:1575:9 [INFO] [stdout] 38: 0x56093dc85c37 - >> as core[ee1ca6415511a9c4]::ops::function::FnOnce<()>>::call_once [INFO] [stdout] at /rustc/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/library/alloc/src/boxed.rs:1575:9 [INFO] [stdout] 39: 0x56093dc85c37 - ::new::thread_start [INFO] [stdout] at /rustc/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/library/std/src/sys/unix/thread.rs:71:17 [INFO] [stdout] 40: 0x7fe65d069609 - start_thread [INFO] [stdout] 41: 0x7fe65ce3b293 - clone [INFO] [stdout] 42: 0x0 - [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] tests::one [INFO] [stdout] [INFO] [stdout] test result: FAILED. 0 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "cce0dbdf4e808dfe86172e86c435ca7c42b2c88919756ccfa7abd86cf3c258f3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "cce0dbdf4e808dfe86172e86c435ca7c42b2c88919756ccfa7abd86cf3c258f3", kill_on_drop: false }` [INFO] [stdout] cce0dbdf4e808dfe86172e86c435ca7c42b2c88919756ccfa7abd86cf3c258f3