[INFO] updating cached repository https://github.com/CollinValley/rust_practice [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] f43ee9bf1397a7e46b78a5a03bc6811988dfc58f [INFO] testing CollinValley/rust_practice against beta-2019-09-28 for beta-1.39-1 [INFO] running `"git" "clone" "work/cache/git-repos/https%3A%2F%2Fgithub.com%2FCollinValley%2Frust_practice" "work/builds/worker-0/source"` [INFO] [stderr] Cloning into 'work/builds/worker-0/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/CollinValley/rust_practice 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/CollinValley/rust_practice [INFO] finished tweaking git repo https://github.com/CollinValley/rust_practice [INFO] tweaked toml for git repo https://github.com/CollinValley/rust_practice written to work/builds/worker-0/source/Cargo.toml [INFO] crate git repo https://github.com/CollinValley/rust_practice 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-0/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-0/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] c4e171e87f788a3e8ac29f301146c36fc995b8dba1895c79980f094b140018c4 [INFO] running `"docker" "start" "-a" "c4e171e87f788a3e8ac29f301146c36fc995b8dba1895c79980f094b140018c4"` [INFO] [stderr] Compiling num-bigint v0.2.1 [INFO] [stderr] Compiling num-rational v0.2.1 [INFO] [stderr] Compiling num v0.2.0 [INFO] [stderr] Compiling rust_practice v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/chapter_11.rs:6:24 [INFO] [stderr] | [INFO] [stderr] 6 | fn say_hello(out: &mut Write) -> std::io::Result<()> { [INFO] [stderr] | ^^^^^ help: use `dyn`: `dyn Write` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'core::str::::trim_right_matches': superseded by `trim_end_matches` [INFO] [stderr] --> src/chapter_10.rs:84:23 [INFO] [stderr] | [INFO] [stderr] 84 | self.plural().trim_right_matches('s') [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ help: replace the use of the deprecated item: `trim_end_matches` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(deprecated)]` on by default [INFO] [stderr] [INFO] [stderr] warning: struct is never constructed: `Extrema` [INFO] [stderr] --> src/chapter_9.rs:157:1 [INFO] [stderr] | [INFO] [stderr] 157 | struct Extrema<'elt> { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: function is never used: `find_extrema` [INFO] [stderr] --> src/chapter_9.rs:162:1 [INFO] [stderr] | [INFO] [stderr] 162 | fn find_extrema<'s>(slice: &'s [i32]) -> Extrema<'s> { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `say_hello` [INFO] [stderr] --> src/chapter_11.rs:6:1 [INFO] [stderr] | [INFO] [stderr] 6 | fn say_hello(out: &mut Write) -> std::io::Result<()> { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `min` [INFO] [stderr] --> src/chapter_11.rs:32:1 [INFO] [stderr] | [INFO] [stderr] 32 | fn min(value1: T, value2: T) -> T { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `dot` [INFO] [stderr] --> src/chapter_11.rs:199:1 [INFO] [stderr] | [INFO] [stderr] 199 | / fn dot(v1: &[N], v2: &[N]) -> N [INFO] [stderr] 200 | | where N: Add + Mul + Default + Copy [INFO] [stderr] 201 | | { [INFO] [stderr] 202 | | let mut total = N::default(); //All numerical types default will equal 0 [INFO] [stderr] ... | [INFO] [stderr] 206 | | total [INFO] [stderr] 207 | | } [INFO] [stderr] | |_^ [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 3.72s [INFO] running `"docker" "inspect" "c4e171e87f788a3e8ac29f301146c36fc995b8dba1895c79980f094b140018c4"` [INFO] running `"docker" "rm" "-f" "c4e171e87f788a3e8ac29f301146c36fc995b8dba1895c79980f094b140018c4"` [INFO] [stdout] c4e171e87f788a3e8ac29f301146c36fc995b8dba1895c79980f094b140018c4 [INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-0/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] b265a05c266b0eccbcb2f85ec2d383dcfd7d13cf317477b9b2a5c501a41ac7cf [INFO] running `"docker" "start" "-a" "b265a05c266b0eccbcb2f85ec2d383dcfd7d13cf317477b9b2a5c501a41ac7cf"` [INFO] [stderr] Compiling rust_practice v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/chapter_11.rs:6:24 [INFO] [stderr] | [INFO] [stderr] 6 | fn say_hello(out: &mut Write) -> std::io::Result<()> { [INFO] [stderr] | ^^^^^ help: use `dyn`: `dyn Write` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'core::str::::trim_right_matches': superseded by `trim_end_matches` [INFO] [stderr] --> src/chapter_10.rs:84:23 [INFO] [stderr] | [INFO] [stderr] 84 | self.plural().trim_right_matches('s') [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ help: replace the use of the deprecated item: `trim_end_matches` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(deprecated)]` on by default [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.88s [INFO] running `"docker" "inspect" "b265a05c266b0eccbcb2f85ec2d383dcfd7d13cf317477b9b2a5c501a41ac7cf"` [INFO] running `"docker" "rm" "-f" "b265a05c266b0eccbcb2f85ec2d383dcfd7d13cf317477b9b2a5c501a41ac7cf"` [INFO] [stdout] b265a05c266b0eccbcb2f85ec2d383dcfd7d13cf317477b9b2a5c501a41ac7cf [INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-0/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] 79c3bece05de45d0d227eb26bcbbf3b2beef3853b3b44a2270602162e06a0487 [INFO] running `"docker" "start" "-a" "79c3bece05de45d0d227eb26bcbbf3b2beef3853b3b44a2270602162e06a0487"` [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.01s [INFO] [stderr] Running /opt/rustwide/target/debug/deps/rust_practice-e559ba8430b07a35 [INFO] [stdout] [INFO] [stdout] running 16 tests [INFO] [stdout] test chapter_10::test_build_basic_tree ... ok [INFO] [stdout] test chapter_10::test_add_and_search_binary_tree ... ok [INFO] [stdout] test chapter_10::test_generic_enums ... ok [INFO] [stdout] test chapter_10::test_rough_time_to_english ... ok [INFO] [stdout] test chapter_10::test_timeunit ... ok [INFO] [stdout] test chapter_11::test_dot ... ok [INFO] [stdout] test chapter_11::test_min ... ok [INFO] [stdout] test chapter_11::test_say_hello ... ok [INFO] [stdout] test chapter_12::test_complex_add ... ok [INFO] [stdout] test chapter_12::test_add_assign ... ok [INFO] [stdout] test chapter_12::test_fmt_display ... ok [INFO] [stdout] test chapter_12::test_eq ... ok [INFO] [stdout] test chapter_12::test_complex_negation ... ok [INFO] [stdout] test chapter_9::test_find_extrema ... ok [INFO] [stdout] test chapter_9::test_gqueue ... ok [INFO] [stdout] test chapter_9::test_queue ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 16 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] running `"docker" "inspect" "79c3bece05de45d0d227eb26bcbbf3b2beef3853b3b44a2270602162e06a0487"` [INFO] running `"docker" "rm" "-f" "79c3bece05de45d0d227eb26bcbbf3b2beef3853b3b44a2270602162e06a0487"` [INFO] [stdout] 79c3bece05de45d0d227eb26bcbbf3b2beef3853b3b44a2270602162e06a0487