[INFO] updating cached repository https://github.com/StephenAshmore/synth [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] 9b24f7a1a1c2b5157a2c8fa5c511e623d4c43901 [INFO] testing StephenAshmore/synth against beta-2019-09-28 for beta-1.39-1 [INFO] running `"git" "clone" "work/cache/git-repos/https%3A%2F%2Fgithub.com%2FStephenAshmore%2Fsynth" "work/builds/worker-11/source"` [INFO] [stderr] Cloning into 'work/builds/worker-11/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/StephenAshmore/synth on toolchain beta-2019-09-28 [INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+beta-2019-09-28" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking git repo https://github.com/StephenAshmore/synth [INFO] finished tweaking git repo https://github.com/StephenAshmore/synth [INFO] tweaked toml for git repo https://github.com/StephenAshmore/synth written to work/builds/worker-11/source/Cargo.toml [INFO] crate git repo https://github.com/StephenAshmore/synth already has a lockfile, it will not be regenerated [INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+beta-2019-09-28" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-11/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" "+beta-2019-09-28" "build" "--frozen"` [INFO] [stdout] c2b6009559ef8bcbd90d74d77ea1334a0f2fdc324097c767d8dd2694b4780a0d [INFO] running `"docker" "start" "-a" "c2b6009559ef8bcbd90d74d77ea1334a0f2fdc324097c767d8dd2694b4780a0d"` [INFO] [stderr] Compiling terminal_size v0.1.7 [INFO] [stderr] Compiling synth v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] warning: unused imports: `Receiver`, `Sender` [INFO] [stderr] --> src/main.rs:3:23 [INFO] [stderr] | [INFO] [stderr] 3 | use std::sync::mpsc::{Sender, Receiver}; [INFO] [stderr] | ^^^^^^ ^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::sync::mpsc` [INFO] [stderr] --> src/cli/interface.rs:3:5 [INFO] [stderr] | [INFO] [stderr] 3 | use std::sync::mpsc; [INFO] [stderr] | ^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `BufRead` [INFO] [stderr] --> src/cli/display.rs:1:28 [INFO] [stderr] | [INFO] [stderr] 1 | use std::io::{self, Write, BufRead}; [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused variable: `error` [INFO] [stderr] --> src/cli/display.rs:41:21 [INFO] [stderr] | [INFO] [stderr] 41 | Err(error) => String::from(""), [INFO] [stderr] | ^^^^^ help: consider prefixing with an underscore: `_error` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `buffer_pointer` [INFO] [stderr] --> src/cli/display.rs:57:17 [INFO] [stderr] | [INFO] [stderr] 57 | let mut buffer_pointer = 0; [INFO] [stderr] | ^^^^^^^^^^^^^^ help: consider prefixing with an underscore: `_buffer_pointer` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:12:9 [INFO] [stderr] | [INFO] [stderr] 12 | let mut user_finished = false; [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: variable does not need to be mutable [INFO] [stderr] --> src/cli/display.rs:57:13 [INFO] [stderr] | [INFO] [stderr] 57 | let mut buffer_pointer = 0; [INFO] [stderr] | ----^^^^^^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: field is never used: `m_sender` [INFO] [stderr] --> src/cli/interface.rs:7:5 [INFO] [stderr] | [INFO] [stderr] 7 | m_sender: Sender, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/cli/display.rs:93:9 [INFO] [stderr] | [INFO] [stderr] 93 | io::stdout().flush(); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_must_use)]` on by default [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.85s [INFO] running `"docker" "inspect" "c2b6009559ef8bcbd90d74d77ea1334a0f2fdc324097c767d8dd2694b4780a0d"` [INFO] running `"docker" "rm" "-f" "c2b6009559ef8bcbd90d74d77ea1334a0f2fdc324097c767d8dd2694b4780a0d"` [INFO] [stdout] c2b6009559ef8bcbd90d74d77ea1334a0f2fdc324097c767d8dd2694b4780a0d [INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-11/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" "+beta-2019-09-28" "test" "--frozen" "--no-run"` [INFO] [stdout] cc6eb44fb2302aee184ad45a258616059d6c06117776e3542a15262e7aa4a7cc [INFO] running `"docker" "start" "-a" "cc6eb44fb2302aee184ad45a258616059d6c06117776e3542a15262e7aa4a7cc"` [INFO] [stderr] Compiling synth v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] warning: unused imports: `Receiver`, `Sender` [INFO] [stderr] --> src/main.rs:3:23 [INFO] [stderr] | [INFO] [stderr] 3 | use std::sync::mpsc::{Sender, Receiver}; [INFO] [stderr] | ^^^^^^ ^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::sync::mpsc` [INFO] [stderr] --> src/cli/interface.rs:3:5 [INFO] [stderr] | [INFO] [stderr] 3 | use std::sync::mpsc; [INFO] [stderr] | ^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `BufRead` [INFO] [stderr] --> src/cli/display.rs:1:28 [INFO] [stderr] | [INFO] [stderr] 1 | use std::io::{self, Write, BufRead}; [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused variable: `error` [INFO] [stderr] --> src/cli/display.rs:41:21 [INFO] [stderr] | [INFO] [stderr] 41 | Err(error) => String::from(""), [INFO] [stderr] | ^^^^^ help: consider prefixing with an underscore: `_error` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `buffer_pointer` [INFO] [stderr] --> src/cli/display.rs:57:17 [INFO] [stderr] | [INFO] [stderr] 57 | let mut buffer_pointer = 0; [INFO] [stderr] | ^^^^^^^^^^^^^^ help: consider prefixing with an underscore: `_buffer_pointer` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:12:9 [INFO] [stderr] | [INFO] [stderr] 12 | let mut user_finished = false; [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: variable does not need to be mutable [INFO] [stderr] --> src/cli/display.rs:57:13 [INFO] [stderr] | [INFO] [stderr] 57 | let mut buffer_pointer = 0; [INFO] [stderr] | ----^^^^^^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: field is never used: `m_sender` [INFO] [stderr] --> src/cli/interface.rs:7:5 [INFO] [stderr] | [INFO] [stderr] 7 | m_sender: Sender, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/cli/display.rs:93:9 [INFO] [stderr] | [INFO] [stderr] 93 | io::stdout().flush(); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_must_use)]` on by default [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.33s [INFO] running `"docker" "inspect" "cc6eb44fb2302aee184ad45a258616059d6c06117776e3542a15262e7aa4a7cc"` [INFO] running `"docker" "rm" "-f" "cc6eb44fb2302aee184ad45a258616059d6c06117776e3542a15262e7aa4a7cc"` [INFO] [stdout] cc6eb44fb2302aee184ad45a258616059d6c06117776e3542a15262e7aa4a7cc [INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-11/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" "+beta-2019-09-28" "test" "--frozen"` [INFO] [stdout] 32633b17c0e44b5bdac54ecd4bb8b8a96bd77157d1981984d26bee3393a2906f [INFO] running `"docker" "start" "-a" "32633b17c0e44b5bdac54ecd4bb8b8a96bd77157d1981984d26bee3393a2906f"` [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.01s [INFO] [stderr] Running /opt/rustwide/target/debug/deps/synth-07c1462f8981e5cb [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" "32633b17c0e44b5bdac54ecd4bb8b8a96bd77157d1981984d26bee3393a2906f"` [INFO] running `"docker" "rm" "-f" "32633b17c0e44b5bdac54ecd4bb8b8a96bd77157d1981984d26bee3393a2906f"` [INFO] [stdout] 32633b17c0e44b5bdac54ecd4bb8b8a96bd77157d1981984d26bee3393a2906f