[INFO] updating cached repository https://github.com/NikosEfthias/rust-lessons-code [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] 85e333d4fe442602b75f5ef9df5c9d0634970e9c [INFO] testing NikosEfthias/rust-lessons-code against beta-2019-09-28 for beta-1.39-1 [INFO] running `"git" "clone" "work/cache/git-repos/https%3A%2F%2Fgithub.com%2FNikosEfthias%2Frust-lessons-code" "work/builds/worker-3/source"` [INFO] [stderr] Cloning into 'work/builds/worker-3/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/NikosEfthias/rust-lessons-code 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/NikosEfthias/rust-lessons-code [INFO] finished tweaking git repo https://github.com/NikosEfthias/rust-lessons-code [INFO] tweaked toml for git repo https://github.com/NikosEfthias/rust-lessons-code written to work/builds/worker-3/source/Cargo.toml [INFO] crate git repo https://github.com/NikosEfthias/rust-lessons-code 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-3/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-3/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] e8f2135a61dfac99d363f3979cc3153127cc94b2858da8a2dbbc71f8c650282d [INFO] running `"docker" "start" "-a" "e8f2135a61dfac99d363f3979cc3153127cc94b2858da8a2dbbc71f8c650282d"` [INFO] [stderr] Compiling either v1.5.2 [INFO] [stderr] Compiling curl v0.4.22 [INFO] [stderr] Compiling chttp v0.4.5 [INFO] [stderr] Compiling openssl-sys v0.9.48 [INFO] [stderr] Compiling libnghttp2-sys v0.1.1 [INFO] [stderr] Compiling libz-sys v1.0.25 [INFO] [stderr] Compiling curl-sys v0.4.20 [INFO] [stderr] Compiling crossbeam-epoch v0.7.1 [INFO] [stderr] Compiling socket2 v0.3.9 [INFO] [stderr] Compiling nix v0.14.1 [INFO] [stderr] Compiling withers_derive v0.2.0 [INFO] [stderr] Compiling http v0.1.17 [INFO] [stderr] Compiling futures-core-preview v0.2.3 [INFO] [stderr] Compiling crossbeam-deque v0.7.1 [INFO] [stderr] Compiling futures-channel-preview v0.2.2 [INFO] [stderr] Compiling futures-io-preview v0.2.2 [INFO] [stderr] Compiling futures-sink-preview v0.2.2 [INFO] [stderr] Compiling crossbeam v0.7.1 [INFO] [stderr] Compiling futures-util-preview v0.2.2 [INFO] [stderr] Compiling futures-executor-preview v0.2.2 [INFO] [stderr] Compiling futures-stable-preview v0.2.3 [INFO] [stderr] Compiling futures-async-runtime-preview v0.2.3 [INFO] [stderr] Compiling futures-preview v0.2.2 [INFO] [stderr] Compiling repo v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] warning: field is never used: `phone` [INFO] [stderr] --> src/structs.rs:20:5 [INFO] [stderr] | [INFO] [stderr] 20 | phone: String, [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/traits.rs:66:9 [INFO] [stderr] | [INFO] [stderr] 66 | let mut my_money = Currency::new(12, 50); [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: method is never used: `add` [INFO] [stderr] --> src/traits.rs:15:5 [INFO] [stderr] | [INFO] [stderr] 15 | fn add(&self, c: &Currency) -> Self [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: method is never used: `add_mut` [INFO] [stderr] --> src/traits.rs:27:5 [INFO] [stderr] | [INFO] [stderr] 27 | fn add_mut(&mut self, c: &Currency) -> &Self [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `IpError::*` [INFO] [stderr] --> src/enums.rs:3:9 [INFO] [stderr] | [INFO] [stderr] 3 | use IpError::*; [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `Yerel` [INFO] [stderr] --> src/enums.rs:43:5 [INFO] [stderr] | [INFO] [stderr] 43 | Yerel(String), [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 18.67s [INFO] running `"docker" "inspect" "e8f2135a61dfac99d363f3979cc3153127cc94b2858da8a2dbbc71f8c650282d"` [INFO] running `"docker" "rm" "-f" "e8f2135a61dfac99d363f3979cc3153127cc94b2858da8a2dbbc71f8c650282d"` [INFO] [stdout] e8f2135a61dfac99d363f3979cc3153127cc94b2858da8a2dbbc71f8c650282d [INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-3/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] b6ef4cb0165141118dba2c9dc038bbc0ee9561d037de5bc21e6718b59a3917d7 [INFO] running `"docker" "start" "-a" "b6ef4cb0165141118dba2c9dc038bbc0ee9561d037de5bc21e6718b59a3917d7"` [INFO] [stderr] Compiling repo v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/traits.rs:66:9 [INFO] [stderr] | [INFO] [stderr] 66 | let mut my_money = Currency::new(12, 50); [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: method is never used: `add` [INFO] [stderr] --> src/traits.rs:15:5 [INFO] [stderr] | [INFO] [stderr] 15 | fn add(&self, c: &Currency) -> Self [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: method is never used: `add_mut` [INFO] [stderr] --> src/traits.rs:27:5 [INFO] [stderr] | [INFO] [stderr] 27 | fn add_mut(&mut self, c: &Currency) -> &Self [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: field is never used: `phone` [INFO] [stderr] --> src/structs.rs:20:5 [INFO] [stderr] | [INFO] [stderr] 20 | phone: String, [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `IpError::*` [INFO] [stderr] --> src/enums.rs:3:9 [INFO] [stderr] | [INFO] [stderr] 3 | use IpError::*; [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `Yerel` [INFO] [stderr] --> src/enums.rs:43:5 [INFO] [stderr] | [INFO] [stderr] 43 | Yerel(String), [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.77s [INFO] running `"docker" "inspect" "b6ef4cb0165141118dba2c9dc038bbc0ee9561d037de5bc21e6718b59a3917d7"` [INFO] running `"docker" "rm" "-f" "b6ef4cb0165141118dba2c9dc038bbc0ee9561d037de5bc21e6718b59a3917d7"` [INFO] [stdout] b6ef4cb0165141118dba2c9dc038bbc0ee9561d037de5bc21e6718b59a3917d7 [INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-3/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] 585cd4899ff1e0276a9dfecfd143ef54ffba557e48b2572208e516686e2ab63e [INFO] running `"docker" "start" "-a" "585cd4899ff1e0276a9dfecfd143ef54ffba557e48b2572208e516686e2ab63e"` [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.06s [INFO] [stderr] Running /opt/rustwide/target/debug/deps/enums-8a37c8dcdad470b0 [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] [stderr] Running /opt/rustwide/target/debug/deps/structs-435e2fced957d350 [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] [stderr] Running /opt/rustwide/target/debug/deps/traits-530412475f80eb93 [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" "585cd4899ff1e0276a9dfecfd143ef54ffba557e48b2572208e516686e2ab63e"` [INFO] running `"docker" "rm" "-f" "585cd4899ff1e0276a9dfecfd143ef54ffba557e48b2572208e516686e2ab63e"` [INFO] [stdout] 585cd4899ff1e0276a9dfecfd143ef54ffba557e48b2572208e516686e2ab63e