[INFO] cloning repository https://github.com/knknkn1162/sutramaking-rustbyexample [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/knknkn1162/sutramaking-rustbyexample" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fknknkn1162%2Fsutramaking-rustbyexample", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fknknkn1162%2Fsutramaking-rustbyexample'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] ed8d40cb169c0e4aa14295977e391d7d15d1a27c [INFO] testing knknkn1162/sutramaking-rustbyexample against beta-2021-01-01 for beta-1.50-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fknknkn1162%2Fsutramaking-rustbyexample" "/workspace/builds/worker-3/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/knknkn1162/sutramaking-rustbyexample on toolchain beta-2021-01-01 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/knknkn1162/sutramaking-rustbyexample [INFO] finished tweaking git repo https://github.com/knknkn1162/sutramaking-rustbyexample [INFO] tweaked toml for git repo https://github.com/knknkn1162/sutramaking-rustbyexample written to /workspace/builds/worker-3/source/Cargo.toml [INFO] crate git repo https://github.com/knknkn1162/sutramaking-rustbyexample already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 1b78bf544ee7d2414d042427b4bf2f946d114fa47ee1e0a38201e539b0002a70 [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" "1b78bf544ee7d2414d042427b4bf2f946d114fa47ee1e0a38201e539b0002a70", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "1b78bf544ee7d2414d042427b4bf2f946d114fa47ee1e0a38201e539b0002a70", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1b78bf544ee7d2414d042427b4bf2f946d114fa47ee1e0a38201e539b0002a70", kill_on_drop: false }` [INFO] [stdout] 1b78bf544ee7d2414d042427b4bf2f946d114fa47ee1e0a38201e539b0002a70 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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=warn" "-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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 4baa717a62affc3b7b530a24c55c321815d7e56269f06f97b67b41d13f520732 [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" "4baa717a62affc3b7b530a24c55c321815d7e56269f06f97b67b41d13f520732", kill_on_drop: false }` [INFO] [stderr] Compiling official_docs v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `std::fs` [INFO] [stdout] --> src/misc/filesystem.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | 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::os::unix` [INFO] [stdout] --> src/misc/filesystem.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | use std::os::unix; [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/misc/open.rs:16:64 [INFO] [stdout] | [INFO] [stdout] 16 | Err(why) => panic!("couldn't read {}:{}", display, why.description()), [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/misc/create.rs:20:69 [INFO] [stdout] | [INFO] [stdout] 20 | Err(why ) => panic!("couldn't create {} : {}", display, why.description()), [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/misc/create.rs:25:70 [INFO] [stdout] | [INFO] [stdout] 25 | Err(why) => panic!("couldn't write to {} : {}", display, why.description()), [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/misc/pipes.rs:19:63 [INFO] [stdout] | [INFO] [stdout] 19 | Err(why) => panic!("couldn't read wc stdout: {}", why.description()), [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `res` [INFO] [stdout] --> src/misc/filesystem.rs:11:9 [INFO] [stdout] | [INFO] [stdout] 11 | let res = f.read_to_string(&mut s)?; [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_res` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `res` [INFO] [stdout] --> src/misc/filesystem.rs:21:9 [INFO] [stdout] | [INFO] [stdout] 21 | let res = OpenOptions::new().create(true).write(true).open(path)?; [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_res` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: static is never used: `NTHREADS` [INFO] [stdout] --> src/misc/threads.rs:3:1 [INFO] [stdout] | [INFO] [stdout] 3 | static NTHREADS: i32 = 10; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `test` [INFO] [stdout] --> src/misc/threads.rs:5:8 [INFO] [stdout] | [INFO] [stdout] 5 | pub fn test() { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `test` [INFO] [stdout] --> src/misc/map_reduce.rs:3:8 [INFO] [stdout] | [INFO] [stdout] 3 | pub fn test() { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: static is never used: `NTHREADS` [INFO] [stdout] --> src/misc/channels.rs:5:1 [INFO] [stdout] | [INFO] [stdout] 5 | static NTHREADS: i32 = 3; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `test` [INFO] [stdout] --> src/misc/channels.rs:7:8 [INFO] [stdout] | [INFO] [stdout] 7 | pub fn test() { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `test` [INFO] [stdout] --> src/misc/path.rs:3:8 [INFO] [stdout] | [INFO] [stdout] 3 | pub fn test() { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `test` [INFO] [stdout] --> src/misc/open.rs:7:8 [INFO] [stdout] | [INFO] [stdout] 7 | pub fn test() { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: static is never used: `LOREM_IPSUM` [INFO] [stdout] --> src/misc/create.rs:1:1 [INFO] [stdout] | [INFO] [stdout] 1 | / static LOREM_IPSUM: &'static str = [INFO] [stdout] 2 | | "Lorem ipsum dolor sit amet, consectetur adipisicing elit, sed do eiusmod [INFO] [stdout] 3 | | tempor incididunt ut labore et dolore magna aliqua. Ut enim ad minim veniam, [INFO] [stdout] 4 | | quis nostrud exercitation ullamco laboris nisi ut aliquip ex ea commodo [INFO] [stdout] ... | [INFO] [stdout] 7 | | proident, sunt in culpa qui officia deserunt mollit anim id est laborum. [INFO] [stdout] 8 | | "; [INFO] [stdout] | |__^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `test` [INFO] [stdout] --> src/misc/create.rs:15:8 [INFO] [stdout] | [INFO] [stdout] 15 | pub fn test() { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: static is never used: `PANGRAM` [INFO] [stdout] --> src/misc/pipes.rs:5:1 [INFO] [stdout] | [INFO] [stdout] 5 | / static PANGRAM: &'static str = [INFO] [stdout] 6 | | "the quick brown fox jumped over the lazy dog\n"; [INFO] [stdout] | |_____________________________________________________^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `test` [INFO] [stdout] --> src/misc/pipes.rs:8:8 [INFO] [stdout] | [INFO] [stdout] 8 | pub fn test() { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `test` [INFO] [stdout] --> src/misc/wait.rs:3:8 [INFO] [stdout] | [INFO] [stdout] 3 | pub fn test() { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `cat` [INFO] [stdout] --> src/misc/filesystem.rs:8:4 [INFO] [stdout] | [INFO] [stdout] 8 | fn cat(path: &Path)->io::Result { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `echo` [INFO] [stdout] --> src/misc/filesystem.rs:15:4 [INFO] [stdout] | [INFO] [stdout] 15 | fn echo(s: &str, path: &Path)-> io::Result<()> { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `touch` [INFO] [stdout] --> src/misc/filesystem.rs:20:4 [INFO] [stdout] | [INFO] [stdout] 20 | fn touch(path: &Path) -> io::Result<()> { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `main` [INFO] [stdout] --> src/misc/args.rs:3:4 [INFO] [stdout] | [INFO] [stdout] 3 | fn main() { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `test` [INFO] [stdout] --> src/types/into_from.rs:15:8 [INFO] [stdout] | [INFO] [stdout] 15 | pub fn test() { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 25 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1.00s [INFO] running `Command { std: "docker" "inspect" "4baa717a62affc3b7b530a24c55c321815d7e56269f06f97b67b41d13f520732", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4baa717a62affc3b7b530a24c55c321815d7e56269f06f97b67b41d13f520732", kill_on_drop: false }` [INFO] [stdout] 4baa717a62affc3b7b530a24c55c321815d7e56269f06f97b67b41d13f520732 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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=warn" "-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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 7ad43a6ee480f3e8a4f0a63697527b351d7a3fd07b794491b7ce858f2121a485 [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" "7ad43a6ee480f3e8a4f0a63697527b351d7a3fd07b794491b7ce858f2121a485", kill_on_drop: false }` [INFO] [stderr] Compiling official_docs v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `std::fs` [INFO] [stdout] --> src/misc/filesystem.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | 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::os::unix` [INFO] [stdout] --> src/misc/filesystem.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | use std::os::unix; [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/misc/open.rs:16:64 [INFO] [stdout] | [INFO] [stdout] 16 | Err(why) => panic!("couldn't read {}:{}", display, why.description()), [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/misc/create.rs:20:69 [INFO] [stdout] | [INFO] [stdout] 20 | Err(why ) => panic!("couldn't create {} : {}", display, why.description()), [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/misc/create.rs:25:70 [INFO] [stdout] | [INFO] [stdout] 25 | Err(why) => panic!("couldn't write to {} : {}", display, why.description()), [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/misc/pipes.rs:19:63 [INFO] [stdout] | [INFO] [stdout] 19 | Err(why) => panic!("couldn't read wc stdout: {}", why.description()), [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `res` [INFO] [stdout] --> src/misc/filesystem.rs:11:9 [INFO] [stdout] | [INFO] [stdout] 11 | let res = f.read_to_string(&mut s)?; [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_res` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `res` [INFO] [stdout] --> src/misc/filesystem.rs:21:9 [INFO] [stdout] | [INFO] [stdout] 21 | let res = OpenOptions::new().create(true).write(true).open(path)?; [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_res` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: static is never used: `NTHREADS` [INFO] [stdout] --> src/misc/threads.rs:3:1 [INFO] [stdout] | [INFO] [stdout] 3 | static NTHREADS: i32 = 10; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `test` [INFO] [stdout] --> src/misc/threads.rs:5:8 [INFO] [stdout] | [INFO] [stdout] 5 | pub fn test() { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `test` [INFO] [stdout] --> src/misc/map_reduce.rs:3:8 [INFO] [stdout] | [INFO] [stdout] 3 | pub fn test() { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: static is never used: `NTHREADS` [INFO] [stdout] --> src/misc/channels.rs:5:1 [INFO] [stdout] | [INFO] [stdout] 5 | static NTHREADS: i32 = 3; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `test` [INFO] [stdout] --> src/misc/channels.rs:7:8 [INFO] [stdout] | [INFO] [stdout] 7 | pub fn test() { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `test` [INFO] [stdout] --> src/misc/path.rs:3:8 [INFO] [stdout] | [INFO] [stdout] 3 | pub fn test() { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `test` [INFO] [stdout] --> src/misc/open.rs:7:8 [INFO] [stdout] | [INFO] [stdout] 7 | pub fn test() { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: static is never used: `LOREM_IPSUM` [INFO] [stdout] --> src/misc/create.rs:1:1 [INFO] [stdout] | [INFO] [stdout] 1 | / static LOREM_IPSUM: &'static str = [INFO] [stdout] 2 | | "Lorem ipsum dolor sit amet, consectetur adipisicing elit, sed do eiusmod [INFO] [stdout] 3 | | tempor incididunt ut labore et dolore magna aliqua. Ut enim ad minim veniam, [INFO] [stdout] 4 | | quis nostrud exercitation ullamco laboris nisi ut aliquip ex ea commodo [INFO] [stdout] ... | [INFO] [stdout] 7 | | proident, sunt in culpa qui officia deserunt mollit anim id est laborum. [INFO] [stdout] 8 | | "; [INFO] [stdout] | |__^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `test` [INFO] [stdout] --> src/misc/create.rs:15:8 [INFO] [stdout] | [INFO] [stdout] 15 | pub fn test() { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: static is never used: `PANGRAM` [INFO] [stdout] --> src/misc/pipes.rs:5:1 [INFO] [stdout] | [INFO] [stdout] 5 | / static PANGRAM: &'static str = [INFO] [stdout] 6 | | "the quick brown fox jumped over the lazy dog\n"; [INFO] [stdout] | |_____________________________________________________^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `test` [INFO] [stdout] --> src/misc/pipes.rs:8:8 [INFO] [stdout] | [INFO] [stdout] 8 | pub fn test() { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `test` [INFO] [stdout] --> src/misc/wait.rs:3:8 [INFO] [stdout] | [INFO] [stdout] 3 | pub fn test() { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `cat` [INFO] [stdout] --> src/misc/filesystem.rs:8:4 [INFO] [stdout] | [INFO] [stdout] 8 | fn cat(path: &Path)->io::Result { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `echo` [INFO] [stdout] --> src/misc/filesystem.rs:15:4 [INFO] [stdout] | [INFO] [stdout] 15 | fn echo(s: &str, path: &Path)-> io::Result<()> { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `touch` [INFO] [stdout] --> src/misc/filesystem.rs:20:4 [INFO] [stdout] | [INFO] [stdout] 20 | fn touch(path: &Path) -> io::Result<()> { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `main` [INFO] [stdout] --> src/misc/args.rs:3:4 [INFO] [stdout] | [INFO] [stdout] 3 | fn main() { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `test` [INFO] [stdout] --> src/types/into_from.rs:15:8 [INFO] [stdout] | [INFO] [stdout] 15 | pub fn test() { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 25 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 1.02s [INFO] running `Command { std: "docker" "inspect" "7ad43a6ee480f3e8a4f0a63697527b351d7a3fd07b794491b7ce858f2121a485", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7ad43a6ee480f3e8a4f0a63697527b351d7a3fd07b794491b7ce858f2121a485", kill_on_drop: false }` [INFO] [stdout] 7ad43a6ee480f3e8a4f0a63697527b351d7a3fd07b794491b7ce858f2121a485 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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=warn" "-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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] bb45953dc2f6f79e24cff2b118b220536dd8fc2b1694e478bf6270ba81fd1ff6 [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" "bb45953dc2f6f79e24cff2b118b220536dd8fc2b1694e478bf6270ba81fd1ff6", kill_on_drop: false }` [INFO] [stderr] warning: unused import: `std::fs` [INFO] [stderr] --> src/misc/filesystem.rs:1:5 [INFO] [stderr] | [INFO] [stderr] 1 | use std::fs; [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::os::unix` [INFO] [stderr] --> src/misc/filesystem.rs:5:5 [INFO] [stderr] | [INFO] [stderr] 5 | use std::os::unix; [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string() [INFO] [stderr] --> src/misc/open.rs:16:64 [INFO] [stderr] | [INFO] [stderr] 16 | Err(why) => panic!("couldn't read {}:{}", display, why.description()), [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(deprecated)]` on by default [INFO] [stderr] [INFO] [stderr] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string() [INFO] [stderr] --> src/misc/create.rs:20:69 [INFO] [stderr] | [INFO] [stderr] 20 | Err(why ) => panic!("couldn't create {} : {}", display, why.description()), [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string() [INFO] [stderr] --> src/misc/create.rs:25:70 [INFO] [stderr] | [INFO] [stderr] 25 | Err(why) => panic!("couldn't write to {} : {}", display, why.description()), [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string() [INFO] [stderr] --> src/misc/pipes.rs:19:63 [INFO] [stderr] | [INFO] [stderr] 19 | Err(why) => panic!("couldn't read wc stdout: {}", why.description()), [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused variable: `res` [INFO] [stderr] --> src/misc/filesystem.rs:11:9 [INFO] [stderr] | [INFO] [stderr] 11 | let res = f.read_to_string(&mut s)?; [INFO] [stderr] | ^^^ help: if this is intentional, prefix it with an underscore: `_res` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `res` [INFO] [stderr] --> src/misc/filesystem.rs:21:9 [INFO] [stderr] | [INFO] [stderr] 21 | let res = OpenOptions::new().create(true).write(true).open(path)?; [INFO] [stderr] | ^^^ help: if this is intentional, prefix it with an underscore: `_res` [INFO] [stderr] [INFO] [stderr] warning: static is never used: `NTHREADS` [INFO] [stderr] --> src/misc/threads.rs:3:1 [INFO] [stderr] | [INFO] [stderr] 3 | static NTHREADS: i32 = 10; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: function is never used: `test` [INFO] [stderr] --> src/misc/threads.rs:5:8 [INFO] [stderr] | [INFO] [stderr] 5 | pub fn test() { [INFO] [stderr] | ^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `test` [INFO] [stderr] --> src/misc/map_reduce.rs:3:8 [INFO] [stderr] | [INFO] [stderr] 3 | pub fn test() { [INFO] [stderr] | ^^^^ [INFO] [stderr] [INFO] [stderr] warning: static is never used: `NTHREADS` [INFO] [stderr] --> src/misc/channels.rs:5:1 [INFO] [stderr] | [INFO] [stderr] 5 | static NTHREADS: i32 = 3; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `test` [INFO] [stderr] --> src/misc/channels.rs:7:8 [INFO] [stderr] | [INFO] [stderr] 7 | pub fn test() { [INFO] [stderr] | ^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `test` [INFO] [stderr] --> src/misc/path.rs:3:8 [INFO] [stderr] | [INFO] [stderr] 3 | pub fn test() { [INFO] [stderr] | ^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `test` [INFO] [stderr] --> src/misc/open.rs:7:8 [INFO] [stderr] | [INFO] [stderr] 7 | pub fn test() { [INFO] [stderr] | ^^^^ [INFO] [stderr] [INFO] [stderr] warning: static is never used: `LOREM_IPSUM` [INFO] [stderr] --> src/misc/create.rs:1:1 [INFO] [stderr] | [INFO] [stderr] 1 | / static LOREM_IPSUM: &'static str = [INFO] [stderr] 2 | | "Lorem ipsum dolor sit amet, consectetur adipisicing elit, sed do eiusmod [INFO] [stderr] 3 | | tempor incididunt ut labore et dolore magna aliqua. Ut enim ad minim veniam, [INFO] [stderr] 4 | | quis nostrud exercitation ullamco laboris nisi ut aliquip ex ea commodo [INFO] [stderr] ... | [INFO] [stderr] 7 | | proident, sunt in culpa qui officia deserunt mollit anim id est laborum. [INFO] [stderr] 8 | | "; [INFO] [stderr] | |__^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `test` [INFO] [stderr] --> src/misc/create.rs:15:8 [INFO] [stderr] | [INFO] [stderr] 15 | pub fn test() { [INFO] [stderr] | ^^^^ [INFO] [stderr] [INFO] [stderr] warning: static is never used: `PANGRAM` [INFO] [stderr] --> src/misc/pipes.rs:5:1 [INFO] [stderr] | [INFO] [stderr] 5 | / static PANGRAM: &'static str = [INFO] [stderr] 6 | | "the quick brown fox jumped over the lazy dog\n"; [INFO] [stderr] | |_____________________________________________________^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `test` [INFO] [stderr] --> src/misc/pipes.rs:8:8 [INFO] [stderr] | [INFO] [stderr] 8 | pub fn test() { [INFO] [stderr] | ^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `test` [INFO] [stderr] --> src/misc/wait.rs:3:8 [INFO] [stderr] | [INFO] [stderr] 3 | pub fn test() { [INFO] [stderr] | ^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `cat` [INFO] [stderr] --> src/misc/filesystem.rs:8:4 [INFO] [stderr] | [INFO] [stderr] 8 | fn cat(path: &Path)->io::Result { [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `echo` [INFO] [stderr] --> src/misc/filesystem.rs:15:4 [INFO] [stderr] | [INFO] [stderr] 15 | fn echo(s: &str, path: &Path)-> io::Result<()> { [INFO] [stderr] | ^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `touch` [INFO] [stderr] --> src/misc/filesystem.rs:20:4 [INFO] [stderr] | [INFO] [stderr] 20 | fn touch(path: &Path) -> io::Result<()> { [INFO] [stderr] | ^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `main` [INFO] [stderr] --> src/misc/args.rs:3:4 [INFO] [stderr] | [INFO] [stderr] 3 | fn main() { [INFO] [stderr] | ^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `test` [INFO] [stderr] --> src/types/into_from.rs:15:8 [INFO] [stderr] | [INFO] [stderr] 15 | pub fn test() { [INFO] [stderr] | ^^^^ [INFO] [stderr] [INFO] [stderr] warning: 25 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.01s [INFO] [stderr] Running /opt/rustwide/target/debug/deps/official_docs-6fa6584a35be5996 [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "bb45953dc2f6f79e24cff2b118b220536dd8fc2b1694e478bf6270ba81fd1ff6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "bb45953dc2f6f79e24cff2b118b220536dd8fc2b1694e478bf6270ba81fd1ff6", kill_on_drop: false }` [INFO] [stdout] bb45953dc2f6f79e24cff2b118b220536dd8fc2b1694e478bf6270ba81fd1ff6