[INFO] updating cached repository https://github.com/knknkn1162/sutramaking-rustbyexample [INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/big/crater/work/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"` [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] ed8d40cb169c0e4aa14295977e391d7d15d1a27c [INFO] testing knknkn1162/sutramaking-rustbyexample against 1.38.0 for beta-1.39-1 [INFO] running `"git" "clone" "work/cache/git-repos/https%3A%2F%2Fgithub.com%2Fknknkn1162%2Fsutramaking-rustbyexample" "work/builds/worker-2/source"` [INFO] [stderr] Cloning into 'work/builds/worker-2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/knknkn1162/sutramaking-rustbyexample on toolchain 1.38.0 [INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+1.38.0" "read-manifest" "--manifest-path" "Cargo.toml"` [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 work/builds/worker-2/source/Cargo.toml [INFO] crate git repo https://github.com/knknkn1162/sutramaking-rustbyexample already has a lockfile, it will not be regenerated [INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+1.38.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-2/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.38.0" "build" "--frozen"` [INFO] [stdout] d670960e7090208e04b9f2296fc2f52d1190aa32a95c581ecd7b9efd18282fd6 [INFO] running `"docker" "start" "-a" "d670960e7090208e04b9f2296fc2f52d1190aa32a95c581ecd7b9efd18282fd6"` [INFO] [stderr] Compiling official_docs v0.1.0 (/opt/rustwide/workdir) [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: 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: consider prefixing 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: consider prefixing with an underscore: `_res` [INFO] [stderr] [INFO] [stderr] warning: static item 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:5:1 [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:3:1 [INFO] [stderr] | [INFO] [stderr] 3 | pub fn test() { [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: static item 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:7:1 [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:3:1 [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:7:1 [INFO] [stderr] | [INFO] [stderr] 7 | pub fn test() { [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: static item 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:15:1 [INFO] [stderr] | [INFO] [stderr] 15 | pub fn test() { [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: static item 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:8:1 [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:3:1 [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:8:1 [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:15:1 [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:20:1 [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:3:1 [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:15:1 [INFO] [stderr] | [INFO] [stderr] 15 | pub fn test() { [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.49s [INFO] running `"docker" "inspect" "d670960e7090208e04b9f2296fc2f52d1190aa32a95c581ecd7b9efd18282fd6"` [INFO] running `"docker" "rm" "-f" "d670960e7090208e04b9f2296fc2f52d1190aa32a95c581ecd7b9efd18282fd6"` [INFO] [stdout] d670960e7090208e04b9f2296fc2f52d1190aa32a95c581ecd7b9efd18282fd6 [INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-2/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.38.0" "test" "--frozen" "--no-run"` [INFO] [stdout] 739844bb299ace645c661bda798612e1fec0e24820d1e06f7e944d78d60e7ef9 [INFO] running `"docker" "start" "-a" "739844bb299ace645c661bda798612e1fec0e24820d1e06f7e944d78d60e7ef9"` [INFO] [stderr] Compiling official_docs v0.1.0 (/opt/rustwide/workdir) [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: 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: consider prefixing 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: consider prefixing with an underscore: `_res` [INFO] [stderr] [INFO] [stderr] warning: static item 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:5:1 [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:3:1 [INFO] [stderr] | [INFO] [stderr] 3 | pub fn test() { [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: static item 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:7:1 [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:3:1 [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:7:1 [INFO] [stderr] | [INFO] [stderr] 7 | pub fn test() { [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: static item 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:15:1 [INFO] [stderr] | [INFO] [stderr] 15 | pub fn test() { [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: static item 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:8:1 [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:3:1 [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:8:1 [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:15:1 [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:20:1 [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:3:1 [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:15:1 [INFO] [stderr] | [INFO] [stderr] 15 | pub fn test() { [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.53s [INFO] running `"docker" "inspect" "739844bb299ace645c661bda798612e1fec0e24820d1e06f7e944d78d60e7ef9"` [INFO] running `"docker" "rm" "-f" "739844bb299ace645c661bda798612e1fec0e24820d1e06f7e944d78d60e7ef9"` [INFO] [stdout] 739844bb299ace645c661bda798612e1fec0e24820d1e06f7e944d78d60e7ef9 [INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-2/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.38.0" "test" "--frozen"` [INFO] [stdout] e997e4508cc472f61fecdb634cd35e706cc347ecf9414e62d7514297567dc745 [INFO] running `"docker" "start" "-a" "e997e4508cc472f61fecdb634cd35e706cc347ecf9414e62d7514297567dc745"` [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.00s [INFO] [stderr] Running /opt/rustwide/target/debug/deps/official_docs-c18b79ff2ef68854 [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 [INFO] [stdout] [INFO] running `"docker" "inspect" "e997e4508cc472f61fecdb634cd35e706cc347ecf9414e62d7514297567dc745"` [INFO] running `"docker" "rm" "-f" "e997e4508cc472f61fecdb634cd35e706cc347ecf9414e62d7514297567dc745"` [INFO] [stdout] e997e4508cc472f61fecdb634cd35e706cc347ecf9414e62d7514297567dc745