[INFO] cloning repository https://github.com/zhangrxiang/hello-rust [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/zhangrxiang/hello-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzhangrxiang%2Fhello-rust", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzhangrxiang%2Fhello-rust'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 572fd8800158da83f8d4a1b09f46ba22f0ea72a3 [INFO] checking zhangrxiang/hello-rust against master#3aedcf06b73fc36feeebca3d579e1d2a6c40acc5 for pr-65819 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzhangrxiang%2Fhello-rust" "/workspace/builds/worker-2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/zhangrxiang/hello-rust on toolchain 3aedcf06b73fc36feeebca3d579e1d2a6c40acc5 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3aedcf06b73fc36feeebca3d579e1d2a6c40acc5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/zhangrxiang/hello-rust [INFO] removed 0 missing examples [INFO] finished tweaking git repo https://github.com/zhangrxiang/hello-rust [INFO] tweaked toml for git repo https://github.com/zhangrxiang/hello-rust written to /workspace/builds/worker-2/source/Cargo.toml [INFO] crate git repo https://github.com/zhangrxiang/hello-rust already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3aedcf06b73fc36feeebca3d579e1d2a6c40acc5" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "rustops/crates-build-env@sha256:c46a2d1a26fb48b37929c74ca49dd9409f2375a0a3bdb8fe07617f3ffccaa889" "/opt/rustwide/cargo-home/bin/cargo" "+3aedcf06b73fc36feeebca3d579e1d2a6c40acc5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] a1d708a4c156e9770aa3cb4d1d5228235bf9245f97aa5246badc6d362ba9619b [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" "a1d708a4c156e9770aa3cb4d1d5228235bf9245f97aa5246badc6d362ba9619b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "a1d708a4c156e9770aa3cb4d1d5228235bf9245f97aa5246badc6d362ba9619b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a1d708a4c156e9770aa3cb4d1d5228235bf9245f97aa5246badc6d362ba9619b", kill_on_drop: false }` [INFO] [stdout] a1d708a4c156e9770aa3cb4d1d5228235bf9245f97aa5246badc6d362ba9619b [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "rustops/crates-build-env@sha256:c46a2d1a26fb48b37929c74ca49dd9409f2375a0a3bdb8fe07617f3ffccaa889" "/opt/rustwide/cargo-home/bin/cargo" "+3aedcf06b73fc36feeebca3d579e1d2a6c40acc5" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 14d935936bc52b1e676a85d2b9bd88521486468bb877b0bc2a1e89a6f6da3b03 [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" "14d935936bc52b1e676a85d2b9bd88521486468bb877b0bc2a1e89a6f6da3b03", kill_on_drop: false }` [INFO] [stderr] Checking cfg-if v1.0.0 [INFO] [stderr] Compiling proc-macro2 v1.0.24 [INFO] [stderr] Compiling syn v1.0.61 [INFO] [stderr] Compiling memchr v2.3.4 [INFO] [stderr] Compiling autocfg v1.0.1 [INFO] [stderr] Compiling proc-macro-hack v0.5.19 [INFO] [stderr] Compiling proc-macro-nested v0.1.7 [INFO] [stderr] Checking adler v1.0.2 [INFO] [stderr] Checking futures-io v0.3.13 [INFO] [stderr] Checking gimli v0.23.0 [INFO] [stderr] Checking object v0.23.0 [INFO] [stderr] Checking smallvec v1.6.1 [INFO] [stderr] Checking rustc-demangle v0.1.18 [INFO] [stderr] Checking ppv-lite86 v0.2.10 [INFO] [stderr] Compiling getrandom v0.1.16 [INFO] [stderr] Checking tinyvec_macros v0.1.0 [INFO] [stderr] Checking copyless v0.1.5 [INFO] [stderr] Compiling pkg-config v0.3.19 [INFO] [stderr] Checking byteorder v1.4.2 [INFO] [stderr] Compiling serde_derive v1.0.125 [INFO] [stderr] Compiling async-trait v0.1.43 [INFO] [stderr] Compiling regex v0.2.11 [INFO] [stderr] Compiling serde v1.0.125 [INFO] [stderr] Checking match_cfg v0.1.0 [INFO] [stderr] Checking once_cell v1.7.2 [INFO] [stderr] Checking regex-syntax v0.6.22 [INFO] [stderr] Compiling crc32fast v1.2.1 [INFO] [stderr] Checking fallible-streaming-iterator v0.1.9 [INFO] [stderr] Checking fallible-iterator v0.2.0 [INFO] [stderr] Compiling serde_json v1.0.64 [INFO] [stderr] Compiling encoding_rs v0.8.28 [INFO] [stderr] Compiling gcc v0.3.55 [INFO] [stderr] Checking mime v0.3.16 [INFO] [stderr] Checking smallvec v0.4.5 [INFO] [stderr] Checking hello-world v0.1.0 (/opt/rustwide/workdir/demo/hello-world) [INFO] [stderr] Checking thread_local v0.3.6 [INFO] [stderr] Checking tracing-core v0.1.17 [INFO] [stderr] Compiling brotli-sys v0.3.2 [INFO] [stderr] Checking lock_api v0.4.2 [INFO] [stderr] Checking instant v0.1.9 [INFO] [stderr] Checking itertools v0.10.0 [INFO] [stderr] Checking tinyvec v1.1.1 [INFO] [stderr] Checking form_urlencoded v1.0.1 [INFO] [stderr] Checking http v0.2.3 [INFO] [stderr] Checking fxhash v0.2.1 [INFO] [stderr] Checking thread_local v1.1.3 [INFO] [stderr] Checking log v0.4.14 [INFO] [stderr] Compiling miniz_oxide v0.4.4 [INFO] [stderr] Compiling num-traits v0.2.14 [INFO] [stderr] Compiling num-integer v0.1.44 [INFO] [stderr] Compiling indexmap v1.6.1 [INFO] [stderr] Compiling syn v0.11.11 [INFO] [stderr] Checking net2 v0.2.37 [INFO] [stderr] Checking parking_lot_core v0.8.3 [INFO] [stderr] Checking time v0.1.44 [INFO] [stderr] Checking socket2 v0.3.19 [INFO] [stderr] Checking hostname v0.3.1 [INFO] [stderr] Checking getrandom v0.2.2 [INFO] [stderr] Checking ioctl-rs v0.1.6 [INFO] [stderr] Checking serial-core v0.4.0 [INFO] [stderr] Checking termios v0.2.2 [INFO] [stderr] Checking rand v0.4.6 [INFO] [stderr] Checking tracing v0.1.25 [INFO] [stderr] Compiling libsqlite3-sys v0.17.3 [INFO] [stderr] Checking aho-corasick v0.6.10 [INFO] [stderr] Checking aho-corasick v0.7.15 [INFO] [stderr] Checking mio v0.6.23 [INFO] [stderr] Checking rand_core v0.5.1 [INFO] [stderr] Checking clap v2.33.3 [INFO] [stderr] Checking resolv-conf v0.6.3 [INFO] [stderr] Checking parking_lot v0.11.1 [INFO] [stderr] Checking quick-start v0.1.0 (/opt/rustwide/workdir/demo/socket2/quick-start) [INFO] [stderr] Checking serial-unix v0.4.0 [INFO] [stderr] Checking unicode-normalization v0.1.17 [INFO] [stderr] Checking rand_core v0.6.2 [INFO] [stderr] Compiling quote v1.0.9 [INFO] [stderr] Compiling rust-crypto v0.2.36 [INFO] [stderr] Checking rand_chacha v0.2.2 [INFO] [stderr] Checking rand v0.3.23 [INFO] [stderr] Checking serial v0.4.0 [INFO] [stderr] Checking rand_chacha v0.3.0 [INFO] [stderr] Checking addr2line v0.14.1 [INFO] [stderr] Checking mio-uds v0.6.8 [INFO] [stderr] Checking regex v1.4.3 [INFO] [stderr] Checking rand v0.7.3 [INFO] [stderr] Checking flate2 v1.0.20 [INFO] [stderr] Checking backtrace v0.3.56 [INFO] [stderr] Checking rand v0.8.3 [INFO] [stderr] Checking tokio v0.2.25 [INFO] [stderr] Checking error-chain v0.10.0 [INFO] [stderr] Checking idna v0.2.2 [INFO] [stderr] Checking chrono v0.4.19 [INFO] [stderr] Checking dotenv v0.9.0 [INFO] [stderr] Checking env_logger v0.6.2 [INFO] [stderr] Checking rand v0.1.0 (/opt/rustwide/workdir/crates/rand) [INFO] [stderr] Checking url v2.2.1 [INFO] [stderr] Compiling derive-error-chain v0.10.1 [INFO] [stderr] Checking ferris-says v0.1.2 [INFO] [stderr] Checking brotli2 v0.3.2 [INFO] [stderr] Checking dotenv v0.10.1 [INFO] [stderr] Checking tokio-util v0.3.1 [INFO] [stderr] Checking tokio-util v0.2.0 [INFO] [stderr] Checking actix-codec v0.2.0 [INFO] [stderr] Compiling synstructure v0.12.4 [INFO] [stderr] Compiling futures-macro v0.3.13 [INFO] [stderr] Compiling pin-project-internal v0.4.27 [INFO] [stderr] Compiling derive_more v0.99.11 [INFO] [stderr] Compiling actix-macros v0.1.3 [INFO] [stderr] Compiling failure_derive v0.1.8 [INFO] [stderr] Compiling enum-as-inner v0.3.3 [INFO] [stderr] Compiling pin-project-internal v1.0.5 [INFO] [stderr] Compiling diesel_derives v1.4.1 [INFO] [stderr] Compiling actix-web-codegen v0.2.2 [INFO] [stderr] Checking rusqlite v0.21.0 [INFO] [stderr] Checking failure v0.1.8 [INFO] [stderr] Checking futures-util v0.3.13 [INFO] [stderr] Checking pin-project v1.0.5 [INFO] [stderr] Checking pin-project v0.4.27 [INFO] [stderr] Checking actix-codec v0.3.0 [INFO] [stderr] Checking tracing-futures v0.2.5 [INFO] [stderr] Checking futures-executor v0.3.13 [INFO] [stderr] Checking actix-service v1.0.6 [INFO] [stderr] Checking h2 v0.2.7 [INFO] [stderr] Checking futures v0.3.13 [INFO] [stderr] Checking trust-dns-proto v0.18.0-alpha.2 [INFO] [stderr] Checking actix-threadpool v0.3.3 [INFO] [stderr] Checking actix-rt v1.1.1 [INFO] [stderr] Checking diesel v1.4.5 [INFO] [stderr] Checking actix-utils v1.0.6 [INFO] [stderr] Checking actix-utils v2.0.0 [INFO] [stderr] Checking actix-server v1.0.4 [INFO] [stderr] Checking actix-tls v1.0.0 [INFO] [stderr] Checking trust-dns-resolver v0.18.0-alpha.2 [INFO] [stderr] Checking actix-testing v1.0.1 [INFO] [stderr] Checking actix-connect v1.0.2 [INFO] [stderr] Checking serde_urlencoded v0.6.1 [INFO] [stderr] Checking actix-router v0.2.7 [INFO] [stderr] Checking actix-http v1.0.1 [INFO] [stderr] Checking diesel_demo_step_1_sqlite v0.1.0 (/opt/rustwide/workdir/demo/diesel/sqlite/getting_started_step_1) [INFO] [stderr] Checking awc v1.0.1 [INFO] [stderr] Checking actix-web v2.0.0 [INFO] [stderr] Checking hello-rust v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: field is never read: `query` [INFO] [stdout] --> examples/command.rs:25:5 [INFO] [stdout] | [INFO] [stdout] 25 | query: String, [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::io::Cursor` [INFO] [stdout] --> examples/byteorder.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use std::io::Cursor; [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `visit_dirs` [INFO] [stdout] --> examples/ls/main.rs:22:4 [INFO] [stdout] | [INFO] [stdout] 22 | fn visit_dirs(dir: &Path, cb: &dyn Fn(&DirEntry)) -> io::Result<()> { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `BigEndian`, `ReadBytesExt`, `WriteBytesExt` [INFO] [stdout] --> examples/byteorder.rs:4:17 [INFO] [stdout] | [INFO] [stdout] 4 | use byteorder::{BigEndian, ReadBytesExt, WriteBytesExt}; [INFO] [stdout] | ^^^^^^^^^ ^^^^^^^^^^^^ ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `BufWriter` [INFO] [stdout] --> examples/uart.rs:5:15 [INFO] [stdout] | [INFO] [stdout] 5 | use std::io::{BufWriter, Cursor, Write}; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `getchar` [INFO] [stdout] --> examples/c.rs:8:9 [INFO] [stdout] | [INFO] [stdout] 8 | fn getchar() -> c_int; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Write` [INFO] [stdout] --> examples/uart.rs:5:34 [INFO] [stdout] | [INFO] [stdout] 5 | use std::io::{BufWriter, Cursor, Write}; [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> examples/uart.rs:38:25 [INFO] [stdout] | [INFO] [stdout] 38 | let mut i2 = rdr.read_i32::().unwrap() as usize; [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: `address` [INFO] [stdout] --> examples/relay/client.rs:8:5 [INFO] [stdout] | [INFO] [stdout] 8 | address: u8, [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant is never used: `FUNC_READ_STATUS` [INFO] [stdout] --> examples/relay/client.rs:14:1 [INFO] [stdout] | [INFO] [stdout] 14 | const FUNC_READ_STATUS: u8 = 0x10; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `status` [INFO] [stdout] --> examples/relay/client.rs:39:8 [INFO] [stdout] | [INFO] [stdout] 39 | fn status(&mut self) { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> examples/tcp.rs:10:13 [INFO] [stdout] | [INFO] [stdout] 10 | stream.write(&data); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> examples/ls/main.rs:8:5 [INFO] [stdout] | [INFO] [stdout] 8 | visit_dir(path.as_path()); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary trailing semicolon [INFO] [stdout] --> src/learn/types.rs:68:6 [INFO] [stdout] | [INFO] [stdout] 68 | }; [INFO] [stdout] | ^ help: remove this semicolon [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(redundant_semicolons)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0425]: cannot find function `cast` in module `types` [INFO] [stdout] --> src/main.rs:12:12 [INFO] [stdout] | [INFO] [stdout] 12 | types::cast(); [INFO] [stdout] | ^^^^ not found in `types` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0425]: cannot find function `cfg` in module `attribute` [INFO] [stdout] --> src/main.rs:94:16 [INFO] [stdout] | [INFO] [stdout] 94 | attribute::cfg(); [INFO] [stdout] | ^^^ not found in `attribute` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused macro definition [INFO] [stdout] --> src/test/macro_rules.rs:12:1 [INFO] [stdout] | [INFO] [stdout] 12 | / macro_rules! first { [INFO] [stdout] 13 | | () => {}; [INFO] [stdout] 14 | | } [INFO] [stdout] | |_^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_macros)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused macro definition [INFO] [stdout] --> src/test/macro_rules.rs:21:1 [INFO] [stdout] | [INFO] [stdout] 21 | / macro_rules! hello { [INFO] [stdout] 22 | | ($name:expr) => { [INFO] [stdout] 23 | | println!("hello {}", $name) [INFO] [stdout] 24 | | }; [INFO] [stdout] 25 | | } [INFO] [stdout] | |_^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused macro definition [INFO] [stdout] --> src/test/macro_rules.rs:32:1 [INFO] [stdout] | [INFO] [stdout] 32 | / macro_rules! foo { [INFO] [stdout] 33 | | (x => $e:expr) => { [INFO] [stdout] 34 | | println!("mode X: {}", $e) [INFO] [stdout] 35 | | }; [INFO] [stdout] ... | [INFO] [stdout] 38 | | }; [INFO] [stdout] 39 | | } [INFO] [stdout] | |_^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused macro definition [INFO] [stdout] --> src/test/macro_rules.rs:47:1 [INFO] [stdout] | [INFO] [stdout] 47 | / macro_rules! o_o { [INFO] [stdout] 48 | | ($($x:expr; [ $( $y:expr ),* ]);*) => {&[ $($( $x + $y ),*),* ]}} [INFO] [stdout] | |_________________________________________________________________^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused macro definition [INFO] [stdout] --> src/test/macro_rules.rs:56:1 [INFO] [stdout] | [INFO] [stdout] 56 | / macro_rules! five_times { [INFO] [stdout] 57 | | ($x:expr) => { [INFO] [stdout] 58 | | 5 * $x [INFO] [stdout] 59 | | }; [INFO] [stdout] 60 | | } [INFO] [stdout] | |_^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused macro definition [INFO] [stdout] --> src/test/macro_rules.rs:66:1 [INFO] [stdout] | [INFO] [stdout] 66 | / macro_rules! log { [INFO] [stdout] 67 | | ($msg:expr) => {{ [INFO] [stdout] 68 | | let state: i32 = 10; [INFO] [stdout] 69 | | if state > 0 { [INFO] [stdout] ... | [INFO] [stdout] 72 | | }}; [INFO] [stdout] 73 | | } [INFO] [stdout] | |_^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused macro definition [INFO] [stdout] --> src/test/macro_rules.rs:81:1 [INFO] [stdout] | [INFO] [stdout] 81 | / macro_rules! foo2 { [INFO] [stdout] 82 | | ($v:ident) => { [INFO] [stdout] 83 | | let $v = 3; [INFO] [stdout] 84 | | }; [INFO] [stdout] 85 | | } [INFO] [stdout] | |_^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 2 previous errors; 7 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0425`. [INFO] [stdout] [INFO] [stderr] error: could not compile `hello-rust` [INFO] [stderr] [INFO] [stderr] To learn more, run the command again with --verbose. [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] warning: panic message is not a string literal [INFO] [stdout] --> src/learn/macros.rs:15:16 [INFO] [stdout] | [INFO] [stdout] 15 | panic!(4); // panic with the value of 4 to be collected elsewhere [INFO] [stdout] | ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_fmt_panic)]` on by default [INFO] [stdout] = note: this is no longer accepted in Rust 2021 [INFO] [stdout] help: add a "{}" format string to Display the message [INFO] [stdout] | [INFO] [stdout] 15 | panic!("{}", 4); // panic with the value of 4 to be collected elsewhere [INFO] [stdout] | ^^^^^ [INFO] [stdout] help: or use std::panic::panic_any instead [INFO] [stdout] | [INFO] [stdout] 15 | std::panic::panic_any(4); // panic with the value of 4 to be collected elsewhere [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: panic message is not a string literal [INFO] [stdout] --> src/learn/net2.rs:22:32 [INFO] [stdout] | [INFO] [stdout] 22 | Err(err) => panic!(err), [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: this is no longer accepted in Rust 2021 [INFO] [stdout] help: add a "{}" format string to Display the message [INFO] [stdout] | [INFO] [stdout] 22 | Err(err) => panic!("{}", err), [INFO] [stdout] | ^^^^^ [INFO] [stdout] help: or use std::panic::panic_any instead [INFO] [stdout] | [INFO] [stdout] 22 | Err(err) => std::panic::panic_any(err), [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: build failed [INFO] running `Command { std: "docker" "inspect" "14d935936bc52b1e676a85d2b9bd88521486468bb877b0bc2a1e89a6f6da3b03", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "14d935936bc52b1e676a85d2b9bd88521486468bb877b0bc2a1e89a6f6da3b03", kill_on_drop: false }` [INFO] [stdout] 14d935936bc52b1e676a85d2b9bd88521486468bb877b0bc2a1e89a6f6da3b03