[INFO] updating cached repository https://github.com/DreamLarva/learn-rust [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune", kill_on_drop: false }` [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 89d99be8b85f4b76058b804aad6bd49ff65b1eab [INFO] checking DreamLarva/learn-rust against master#4fb54ed484e2239a3e9eff3be17df00d2a162be3 for pr-73345 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDreamLarva%2Flearn-rust" "/workspace/builds/worker-1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/DreamLarva/learn-rust on toolchain 4fb54ed484e2239a3e9eff3be17df00d2a162be3 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4fb54ed484e2239a3e9eff3be17df00d2a162be3" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/DreamLarva/learn-rust [INFO] finished tweaking git repo https://github.com/DreamLarva/learn-rust [INFO] tweaked toml for git repo https://github.com/DreamLarva/learn-rust written to /workspace/builds/worker-1/source/Cargo.toml [INFO] crate git repo https://github.com/DreamLarva/learn-rust already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4fb54ed484e2239a3e9eff3be17df00d2a162be3" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-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@sha256:6c9ffe128752d56c8d75334ed354142a5229917ed99767f56566dd8e857ad726" "/opt/rustwide/cargo-home/bin/cargo" "+4fb54ed484e2239a3e9eff3be17df00d2a162be3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 518bcc109bad49d3057cc5ffa49b49bad65088164b174485d04d2e1ede155a05 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "518bcc109bad49d3057cc5ffa49b49bad65088164b174485d04d2e1ede155a05", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "518bcc109bad49d3057cc5ffa49b49bad65088164b174485d04d2e1ede155a05", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "518bcc109bad49d3057cc5ffa49b49bad65088164b174485d04d2e1ede155a05", kill_on_drop: false }` [INFO] [stdout] 518bcc109bad49d3057cc5ffa49b49bad65088164b174485d04d2e1ede155a05 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-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@sha256:6c9ffe128752d56c8d75334ed354142a5229917ed99767f56566dd8e857ad726" "/opt/rustwide/cargo-home/bin/cargo" "+4fb54ed484e2239a3e9eff3be17df00d2a162be3" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 72f8bb2c9509632f1df58e98d09a9332fa7fa0150810c2c8281113e39e30dedb [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "72f8bb2c9509632f1df58e98d09a9332fa7fa0150810c2c8281113e39e30dedb", kill_on_drop: false }` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] Compiling libc v0.2.48 [INFO] [stderr] Checking adder v0.1.0 [INFO] [stderr] Checking rand v0.4.6 [INFO] [stderr] Checking rand v0.3.23 [INFO] [stderr] Checking the_rust_programming_language v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: function is never used: `setup` [INFO] [stdout] --> tests/common/mod.rs:5:8 [INFO] [stdout] | [INFO] [stdout] 5 | pub fn setup() { [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::collections::HashMap` [INFO] [stdout] --> src/main.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | use std::collections::HashMap; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `File`, `self` [INFO] [stdout] --> src/main.rs:5:15 [INFO] [stdout] | [INFO] [stdout] 5 | use std::fs::{self, File}; [INFO] [stdout] | ^^^^ ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::io::ErrorKind` [INFO] [stdout] --> src/main.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 6 | use std::io::ErrorKind; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::io` [INFO] [stdout] --> src/main.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 7 | use std::io; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::io::Read` [INFO] [stdout] --> src/main.rs:8:5 [INFO] [stdout] | [INFO] [stdout] 8 | use std::io::Read; [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::collections::HashMap` [INFO] [stdout] --> src/main.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | use std::collections::HashMap; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `File`, `self` [INFO] [stdout] --> src/main.rs:5:15 [INFO] [stdout] | [INFO] [stdout] 5 | use std::fs::{self, File}; [INFO] [stdout] | ^^^^ ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::io::ErrorKind` [INFO] [stdout] --> src/main.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 6 | use std::io::ErrorKind; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::io` [INFO] [stdout] --> src/main.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 7 | use std::io; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::io::Read` [INFO] [stdout] --> src/main.rs:8:5 [INFO] [stdout] | [INFO] [stdout] 8 | use std::io::Read; [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0282]: type annotations needed [INFO] [stdout] --> src/ch13.rs:316:13 [INFO] [stdout] | [INFO] [stdout] 316 | let sum = Counter::new().zip(Counter::new().skip(1)) // 注意 zip 只产生四对值 [INFO] [stdout] | ^^^ consider giving `sum` a type [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to previous error; 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0282`. [INFO] [stdout] [INFO] [stderr] error: could not compile `the_rust_programming_language`. [INFO] [stderr] [INFO] [stderr] To learn more, run the command again with --verbose. [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] error[E0282]: type annotations needed [INFO] [stdout] --> src/ch13.rs:316:13 [INFO] [stdout] | [INFO] [stdout] 316 | let sum = Counter::new().zip(Counter::new().skip(1)) // 注意 zip 只产生四对值 [INFO] [stdout] | ^^^ consider giving `sum` a type [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to previous error; 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0282`. [INFO] [stdout] [INFO] [stderr] error: build failed [INFO] running `Command { std: "docker" "inspect" "72f8bb2c9509632f1df58e98d09a9332fa7fa0150810c2c8281113e39e30dedb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "72f8bb2c9509632f1df58e98d09a9332fa7fa0150810c2c8281113e39e30dedb", kill_on_drop: false }` [INFO] [stdout] 72f8bb2c9509632f1df58e98d09a9332fa7fa0150810c2c8281113e39e30dedb