[INFO] updating cached repository DreamLarva/learn-rust [INFO] running `"git" "fetch" "--all"` [INFO] [stdout] Fetching origin [INFO] [stderr] From git://github.com/DreamLarva/learn-rust [INFO] [stderr] * branch HEAD -> FETCH_HEAD [INFO] running `"git" "clone" "work/cache/sources/gh/DreamLarva/learn-rust" "work/ex/pr-60162/sources/master#a850a426491e14186af2250549bf41256b5938d2/gh/DreamLarva/learn-rust"` [INFO] [stderr] Cloning into 'work/ex/pr-60162/sources/master#a850a426491e14186af2250549bf41256b5938d2/gh/DreamLarva/learn-rust'... [INFO] [stderr] done. [INFO] running `"git" "clone" "work/cache/sources/gh/DreamLarva/learn-rust" "work/ex/pr-60162/sources/try#06a150c7d11500b41499224f165e9de1de096768/gh/DreamLarva/learn-rust"` [INFO] [stderr] Cloning into 'work/ex/pr-60162/sources/try#06a150c7d11500b41499224f165e9de1de096768/gh/DreamLarva/learn-rust'... [INFO] [stderr] done. [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] 89d99be8b85f4b76058b804aad6bd49ff65b1eab [INFO] sha for GitHub repo DreamLarva/learn-rust: 89d99be8b85f4b76058b804aad6bd49ff65b1eab [INFO] validating manifest of DreamLarva/learn-rust on toolchain master#a850a426491e14186af2250549bf41256b5938d2 [INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+a850a426491e14186af2250549bf41256b5938d2-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] validating manifest of DreamLarva/learn-rust on toolchain try#06a150c7d11500b41499224f165e9de1de096768 [INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+06a150c7d11500b41499224f165e9de1de096768-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started frobbing DreamLarva/learn-rust [INFO] finished frobbing DreamLarva/learn-rust [INFO] frobbed toml for DreamLarva/learn-rust written to work/ex/pr-60162/sources/master#a850a426491e14186af2250549bf41256b5938d2/gh/DreamLarva/learn-rust/Cargo.toml [INFO] started frobbing DreamLarva/learn-rust [INFO] finished frobbing DreamLarva/learn-rust [INFO] frobbed toml for DreamLarva/learn-rust written to work/ex/pr-60162/sources/try#06a150c7d11500b41499224f165e9de1de096768/gh/DreamLarva/learn-rust/Cargo.toml [INFO] crate DreamLarva/learn-rust already has a lockfile, it will not be regenerated [INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+a850a426491e14186af2250549bf41256b5938d2-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+06a150c7d11500b41499224f165e9de1de096768-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] checking DreamLarva/learn-rust against master#a850a426491e14186af2250549bf41256b5938d2 for pr-60162 [INFO] running `"docker" "create" "-v" "/mnt/crater-raid/crater/work/local/target-dirs/pr-60162/worker-7/master#a850a426491e14186af2250549bf41256b5938d2:/opt/crater/target:rw,Z" "-v" "/mnt/crater-raid/crater/work/ex/pr-60162/sources/master#a850a426491e14186af2250549bf41256b5938d2/gh/DreamLarva/learn-rust:/opt/crater/workdir:ro,Z" "-v" "/mnt/crater-raid/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/crater-raid/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+a850a426491e14186af2250549bf41256b5938d2-alt" "check" "--frozen" "--all" "--all-targets"` [INFO] [stdout] a1b42f6a25ff8590ec2c3965269100896cce96f10822ace2ed7a9efe351e3c66 [INFO] running `"docker" "start" "-a" "a1b42f6a25ff8590ec2c3965269100896cce96f10822ace2ed7a9efe351e3c66"` [INFO] [stderr] Checking adder v0.1.0 [INFO] [stderr] Checking the_rust_programming_language v0.1.0 (/opt/crater/workdir) [INFO] [stderr] warning: unused import: `std::collections::HashMap` [INFO] [stderr] --> src/main.rs:4:5 [INFO] [stderr] | [INFO] [stderr] 4 | use std::collections::HashMap; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_imports)] on by default [INFO] [stderr] [INFO] [stderr] warning: unused imports: `File`, `self` [INFO] [stderr] --> src/main.rs:5:15 [INFO] [stderr] | [INFO] [stderr] 5 | use std::fs::{self, File}; [INFO] [stderr] | ^^^^ ^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::io::ErrorKind` [INFO] [stderr] --> src/main.rs:6:5 [INFO] [stderr] | [INFO] [stderr] 6 | use std::io::ErrorKind; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::io` [INFO] [stderr] --> src/main.rs:7:5 [INFO] [stderr] | [INFO] [stderr] 7 | use std::io; [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::io::Read` [INFO] [stderr] --> src/main.rs:8:5 [INFO] [stderr] | [INFO] [stderr] 8 | use std::io::Read; [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::collections::HashMap` [INFO] [stderr] --> src/main.rs:4:5 [INFO] [stderr] | [INFO] [stderr] 4 | use std::collections::HashMap; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_imports)] on by default [INFO] [stderr] [INFO] [stderr] warning: unused imports: `File`, `self` [INFO] [stderr] --> src/main.rs:5:15 [INFO] [stderr] | [INFO] [stderr] 5 | use std::fs::{self, File}; [INFO] [stderr] | ^^^^ ^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::io::ErrorKind` [INFO] [stderr] --> src/main.rs:6:5 [INFO] [stderr] | [INFO] [stderr] 6 | use std::io::ErrorKind; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::io` [INFO] [stderr] --> src/main.rs:7:5 [INFO] [stderr] | [INFO] [stderr] 7 | use std::io; [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::io::Read` [INFO] [stderr] --> src/main.rs:8:5 [INFO] [stderr] | [INFO] [stderr] 8 | use std::io::Read; [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `setup` [INFO] [stderr] --> tests/common/mod.rs:5:1 [INFO] [stderr] | [INFO] [stderr] 5 | pub fn setup() { [INFO] [stderr] | ^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(dead_code)] on by default [INFO] [stderr] [INFO] [stderr] error[E0282]: type annotations needed [INFO] [stderr] --> src/ch13.rs:316:13 [INFO] [stderr] | [INFO] [stderr] 316 | let sum = Counter::new().zip(Counter::new().skip(1)) // 注意 zip 只产生四对值 [INFO] [stderr] | ^^^ [INFO] [stderr] | | [INFO] [stderr] | cannot infer type [INFO] [stderr] | consider giving `sum` a type [INFO] [stderr] [INFO] [stderr] error: aborting due to previous error [INFO] [stderr] [INFO] [stderr] For more information about this error, try `rustc --explain E0282`. [INFO] [stderr] error: Could not compile `the_rust_programming_language`. [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error[E0282]: type annotations needed [INFO] [stderr] --> src/ch13.rs:316:13 [INFO] [stderr] | [INFO] [stderr] 316 | let sum = Counter::new().zip(Counter::new().skip(1)) // 注意 zip 只产生四对值 [INFO] [stderr] | ^^^ [INFO] [stderr] | | [INFO] [stderr] | cannot infer type [INFO] [stderr] | consider giving `sum` a type [INFO] [stderr] [INFO] [stderr] error: aborting due to previous error [INFO] [stderr] [INFO] [stderr] For more information about this error, try `rustc --explain E0282`. [INFO] [stderr] error: Could not compile `the_rust_programming_language`. [INFO] [stderr] [INFO] [stderr] To learn more, run the command again with --verbose. [INFO] running `"docker" "inspect" "a1b42f6a25ff8590ec2c3965269100896cce96f10822ace2ed7a9efe351e3c66"` [INFO] running `"docker" "rm" "-f" "a1b42f6a25ff8590ec2c3965269100896cce96f10822ace2ed7a9efe351e3c66"` [INFO] [stdout] a1b42f6a25ff8590ec2c3965269100896cce96f10822ace2ed7a9efe351e3c66