[INFO] updating cached repository https://github.com/syuni/rust-by-example
[INFO] running `"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"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] b3f4cf9a5219e47165d823446a761a963ce48beb
[INFO] checking syuni/rust-by-example against master#eaa02f599f651246d5d1b99e7a4c6fa8d04bc9dc for pr-69560
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsyuni%2Frust-by-example" "/workspace/builds/worker-12/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-12/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/syuni/rust-by-example on toolchain eaa02f599f651246d5d1b99e7a4c6fa8d04bc9dc
[INFO] running `"/workspace/cargo-home/bin/cargo" "+eaa02f599f651246d5d1b99e7a4c6fa8d04bc9dc" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/syuni/rust-by-example
[INFO] finished tweaking git repo https://github.com/syuni/rust-by-example
[INFO] tweaked toml for git repo https://github.com/syuni/rust-by-example written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] crate git repo https://github.com/syuni/rust-by-example already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+eaa02f599f651246d5d1b99e7a4c6fa8d04bc9dc" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr] warning: file found to be present in multiple build targets: /workspace/builds/worker-12/source/src/8_2_4.rs
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "/opt/rustwide/cargo-home/bin/cargo" "+eaa02f599f651246d5d1b99e7a4c6fa8d04bc9dc" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 696cf3afc6eb4749874f2264f39924822dd8b44cad6173180008032d52a6550c
[INFO] running `"docker" "start" "-a" "696cf3afc6eb4749874f2264f39924822dd8b44cad6173180008032d52a6550c"`
[INFO] [stderr] warning: file found to be present in multiple build targets: /opt/rustwide/workdir/src/8_2_4.rs
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking rust-by-example v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] error: expected one of `!`, `(`, `...`, `..=`, `..`, `::`, `:`, `{`, or `|`, found `,`
[INFO] [stderr]   --> src/13_7_2.rs:10:32
[INFO] [stderr]    |
[INFO] [stderr] 10 |     fn contains(&self, &Self::A, &Self::B) -> bool;
[INFO] [stderr]    |                                ^ expected one of 9 possible tokens
[INFO] [stderr] 
[INFO] [stderr] error: expected one of `!`, `(`, `...`, `..=`, `..`, `::`, `:`, `{`, or `|`, found `)`
[INFO] [stderr]   --> src/13_7_2.rs:10:42
[INFO] [stderr]    |
[INFO] [stderr] 10 |     fn contains(&self, &Self::A, &Self::B) -> bool;
[INFO] [stderr]    |                                          ^ expected one of 9 possible tokens
[INFO] [stderr] 
[INFO] [stderr] error: expected one of `:`, `@`, or `|`, found `,`
[INFO] [stderr]  --> src/13_7_1.rs:6:26
[INFO] [stderr]   |
[INFO] [stderr] 6 |     fn contains(&self, &A, &B) -> bool; // `A`と`B`の両方を明示的に要求する
[INFO] [stderr]   |                          ^ expected one of `:`, `@`, or `|`
[INFO] [stderr] 
[INFO] [stderr] error: expected one of `:`, `@`, or `|`, found `)`
[INFO] [stderr]  --> src/13_7_1.rs:6:30
[INFO] [stderr]   |
[INFO] [stderr] 6 |     fn contains(&self, &A, &B) -> bool; // `A`と`B`の両方を明示的に要求する
[INFO] [stderr]   |                              ^ expected one of `:`, `@`, or `|`
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]   --> src/18_5_1.rs:14:53
[INFO] [stderr]    |
[INFO] [stderr] 14 |         Err(why) => panic!("couldn't spawn wc: {}", Error::description(&why)),
[INFO] [stderr]    |                                                     ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]   --> src/18_5_1.rs:23:62
[INFO] [stderr]    |
[INFO] [stderr] 23 |         Err(why) => panic!("couldn't write to wc stdin: {}", Error::description(&why)),
[INFO] [stderr]    |                                                              ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]   --> src/18_5_1.rs:31:59
[INFO] [stderr]    |
[INFO] [stderr] 31 |         Err(why) => panic!("couldn't read wc stdout: {}", Error::description(&why)),
[INFO] [stderr]    |                                                           ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 2 previous errors
[INFO] [stderr] 
[INFO] [stderr] error: could not compile `rust-by-example`.
[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] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]   --> src/18_5_1.rs:14:53
[INFO] [stderr]    |
[INFO] [stderr] 14 |         Err(why) => panic!("couldn't spawn wc: {}", Error::description(&why)),
[INFO] [stderr]    |                                                     ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]   --> src/18_5_1.rs:23:62
[INFO] [stderr]    |
[INFO] [stderr] 23 |         Err(why) => panic!("couldn't write to wc stdin: {}", Error::description(&why)),
[INFO] [stderr]    |                                                              ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]   --> src/18_5_1.rs:31:59
[INFO] [stderr]    |
[INFO] [stderr] 31 |         Err(why) => panic!("couldn't read wc stdout: {}", Error::description(&why)),
[INFO] [stderr]    |                                                           ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 2 previous errors
[INFO] [stderr] 
[INFO] [stderr] error: could not compile `rust-by-example`.
[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] [stderr] error: build failed
[INFO] running `"docker" "inspect" "696cf3afc6eb4749874f2264f39924822dd8b44cad6173180008032d52a6550c"`
[INFO] running `"docker" "rm" "-f" "696cf3afc6eb4749874f2264f39924822dd8b44cad6173180008032d52a6550c"`
[INFO] [stdout] 696cf3afc6eb4749874f2264f39924822dd8b44cad6173180008032d52a6550c