[INFO] updating cached repository https://github.com/huangqian/rust-in-action [INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/mnt/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] f0233f0ce6a5479c8760f7df5e88f818c19d400f [INFO] checking huangqian/rust-in-action against master#c9edc02e8320a9e5799d185910ece7d491f524e6 for pr-64398 [INFO] running `"git" "clone" "work/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhuangqian%2Frust-in-action" "work/builds/worker-4/source"` [INFO] [stderr] Cloning into 'work/builds/worker-4/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/huangqian/rust-in-action on toolchain c9edc02e8320a9e5799d185910ece7d491f524e6-alt [INFO] running `"/mnt/big/crater/work/cargo-home/bin/cargo" "+c9edc02e8320a9e5799d185910ece7d491f524e6-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking git repo https://github.com/huangqian/rust-in-action [INFO] removed 0 missing examples [INFO] finished tweaking git repo https://github.com/huangqian/rust-in-action [INFO] tweaked toml for git repo https://github.com/huangqian/rust-in-action written to work/builds/worker-4/source/Cargo.toml [INFO] crate git repo https://github.com/huangqian/rust-in-action already has a lockfile, it will not be regenerated [INFO] running `"/mnt/big/crater/work/cargo-home/bin/cargo" "+c9edc02e8320a9e5799d185910ece7d491f524e6-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/mnt/big/crater/work/builds/worker-4/source:/opt/rustwide/workdir:ro,Z" "-v" "/mnt/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/mnt/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=forbid" "-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" "+c9edc02e8320a9e5799d185910ece7d491f524e6-alt" "check" "--frozen" "--all" "--all-targets"` [INFO] [stdout] f897f0fd7a7b4db70dac434854161630a8ea48cc68e965b25d40852c9fbb2ba0 [INFO] running `"docker" "start" "-a" "f897f0fd7a7b4db70dac434854161630a8ea48cc68e965b25d40852c9fbb2ba0"` [INFO] [stderr] Compiling num-bigint v0.2.1 [INFO] [stderr] Compiling mysql v15.1.0 [INFO] [stderr] Checking base64 v0.10.1 [INFO] [stderr] Checking rand v0.5.5 [INFO] [stderr] Checking net2 v0.2.33 [INFO] [stderr] Checking memchr v2.1.0 [INFO] [stderr] Checking num_cpus v1.8.0 [INFO] [stderr] Checking time v0.1.40 [INFO] [stderr] Checking nix v0.12.0 [INFO] [stderr] Checking atoi v0.3.1 [INFO] [stderr] Checking miniz-sys v0.1.11 [INFO] [stderr] Checking bytes v0.4.10 [INFO] [stderr] Checking mio v0.6.16 [INFO] [stderr] Checking block-buffer v0.7.0 [INFO] [stderr] Checking aho-corasick v0.6.9 [INFO] [stderr] Checking combine v3.5.2 [INFO] [stderr] Checking chrono v0.4.6 [INFO] [stderr] Checking sha2 v0.8.0 [INFO] [stderr] Checking flate2 v1.0.4 [INFO] [stderr] Checking regex v1.0.6 [INFO] [stderr] Checking parking_lot_core v0.3.1 [INFO] [stderr] Checking twox-hash v1.1.1 [INFO] [stderr] Checking tokio-io v0.1.10 [INFO] [stderr] Checking parking_lot v0.6.4 [INFO] [stderr] Checking tokio-codec v0.1.1 [INFO] [stderr] Checking mysql_common v0.15.0 [INFO] [stderr] Checking tokio-reactor v0.1.6 [INFO] [stderr] Checking tokio-tcp v0.1.2 [INFO] [stderr] Checking redis v0.10.0 [INFO] [stderr] Checking rust-in-action v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] error[E0601]: `main` function not found in crate `box` [INFO] [stderr] | [INFO] [stderr] = note: consider adding a `main` function to `examples/box.rs` [INFO] [stderr] [INFO] [stderr] error: aborting due to previous error [INFO] [stderr] [INFO] [stderr] For more information about this error, try `rustc --explain E0601`. [INFO] [stderr] error: Could not compile `rust-in-action`. [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] warning: unused variable: `f2` [INFO] [stderr] --> examples/copy.rs:23:9 [INFO] [stderr] | [INFO] [stderr] 23 | let f2 = f1; [INFO] [stderr] | ^^ help: consider prefixing with an underscore: `_f2` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: enum is never used: `IpAddrKind` [INFO] [stderr] --> examples/enums.rs:7:1 [INFO] [stderr] | [INFO] [stderr] 7 | enum IpAddrKind{ [INFO] [stderr] | ^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `one` [INFO] [stderr] --> examples/match.rs:18:9 [INFO] [stderr] | [INFO] [stderr] 18 | let one = increment(None); [INFO] [stderr] | ^^^ help: consider prefixing with an underscore: `_one` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `Alabama` [INFO] [stderr] --> examples/match.rs:23:5 [INFO] [stderr] | [INFO] [stderr] 23 | Alabama, [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `Nickel` [INFO] [stderr] --> examples/match.rs:29:5 [INFO] [stderr] | [INFO] [stderr] 29 | Nickel, [INFO] [stderr] | ^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `Dime` [INFO] [stderr] --> examples/match.rs:30:5 [INFO] [stderr] | [INFO] [stderr] 30 | Dime, [INFO] [stderr] | ^^^^ [INFO] [stderr] [INFO] [stderr] error[E0601]: `main` function not found in crate `borrow` [INFO] [stderr] | [INFO] [stderr] = note: consider adding a `main` function to `examples/borrow.rs` [INFO] [stderr] [INFO] [stderr] error: aborting due to previous error [INFO] [stderr] [INFO] [stderr] For more information about this error, try `rustc --explain E0601`. [INFO] [stderr] error: Could not compile `rust-in-action`. [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] warning: unused variable: `black` [INFO] [stderr] --> examples/structs.rs:41:9 [INFO] [stderr] | [INFO] [stderr] 41 | let black = Color(0, 0, 0); [INFO] [stderr] | ^^^^^ help: consider prefixing with an underscore: `_black` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `origin` [INFO] [stderr] --> examples/structs.rs:42:9 [INFO] [stderr] | [INFO] [stderr] 42 | let origin = Point(0, 0, 0); [INFO] [stderr] | ^^^^^^ help: consider prefixing with an underscore: `_origin` [INFO] [stderr] [INFO] [stderr] warning: method is never used: `can_hold` [INFO] [stderr] --> examples/structs.rs:98:5 [INFO] [stderr] | [INFO] [stderr] 98 | fn can_hold(&self, other: &Rectangle) -> bool{ [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `s2` [INFO] [stderr] --> examples/ownership.rs:8:9 [INFO] [stderr] | [INFO] [stderr] 8 | let s2 = s1; [INFO] [stderr] | ^^ help: consider prefixing with an underscore: `_s2` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] error: build failed [INFO] running `"docker" "inspect" "f897f0fd7a7b4db70dac434854161630a8ea48cc68e965b25d40852c9fbb2ba0"` [INFO] running `"docker" "rm" "-f" "f897f0fd7a7b4db70dac434854161630a8ea48cc68e965b25d40852c9fbb2ba0"` [INFO] [stdout] f897f0fd7a7b4db70dac434854161630a8ea48cc68e965b25d40852c9fbb2ba0