[INFO] fetching crate phc 0.1.0...
[INFO] checking phc-0.1.0 against master#2748a9fd93dd1a00a4521f4f16de5befbf77f6cd for pr-62262-1
[INFO] extracting crate phc 0.1.0 into /workspace/builds/worker-11/source
[INFO] validating manifest of crates.io crate phc 0.1.0 on toolchain 2748a9fd93dd1a00a4521f4f16de5befbf77f6cd
[INFO] running `"/workspace/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate phc 0.1.0
[INFO] finished tweaking crates.io crate phc 0.1.0
[INFO] tweaked toml for crates.io crate phc 0.1.0 written to /workspace/builds/worker-11/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr] warning: the cargo feature `edition` is now stable and is no longer necessary to be listed in the manifest
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "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] 9d288de3b89876c6737c353f9887230a6d8508592906de67481dba7261109c65
[INFO] running `"docker" "start" "-a" "9d288de3b89876c6737c353f9887230a6d8508592906de67481dba7261109c65"`
[INFO] [stderr] warning: the cargo feature `edition` is now stable and is no longer necessary to be listed in the manifest
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking phc v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: method is never used: `from_option`
[INFO] [stderr]   --> src/raw.rs:74:5
[INFO] [stderr]    |
[INFO] [stderr] 74 | /     pub(crate) fn from_option<T: Into<Salt>>(
[INFO] [stderr] 75 | |         salt_and_hash: Option<(T, Option<Vec<u8>>)>,
[INFO] [stderr] 76 | |     ) -> SaltAndHash {
[INFO] [stderr] 77 | |         use self::SaltAndHash::*;
[INFO] [stderr] ...  |
[INFO] [stderr] 85 | |         }
[INFO] [stderr] 86 | |     }
[INFO] [stderr]    | |_____^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `from_parts`
[INFO] [stderr]    --> src/raw.rs:105:5
[INFO] [stderr]     |
[INFO] [stderr] 105 | /     pub(crate) fn from_parts<T: Into<String>, U: Into<Vec<(String, String)>>>(
[INFO] [stderr] 106 | |         id: T,
[INFO] [stderr] 107 | |         params: U,
[INFO] [stderr] 108 | |         salt_and_hash: SaltAndHash,
[INFO] [stderr] ...   |
[INFO] [stderr] 114 | |         }
[INFO] [stderr] 115 | |     }
[INFO] [stderr]     | |_____^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `from_option`
[INFO] [stderr]   --> src/raw.rs:74:5
[INFO] [stderr]    |
[INFO] [stderr] 74 | /     pub(crate) fn from_option<T: Into<Salt>>(
[INFO] [stderr] 75 | |         salt_and_hash: Option<(T, Option<Vec<u8>>)>,
[INFO] [stderr] 76 | |     ) -> SaltAndHash {
[INFO] [stderr] 77 | |         use self::SaltAndHash::*;
[INFO] [stderr] ...  |
[INFO] [stderr] 85 | |         }
[INFO] [stderr] 86 | |     }
[INFO] [stderr]    | |_____^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `from_parts`
[INFO] [stderr]    --> src/raw.rs:105:5
[INFO] [stderr]     |
[INFO] [stderr] 105 | /     pub(crate) fn from_parts<T: Into<String>, U: Into<Vec<(String, String)>>>(
[INFO] [stderr] 106 | |         id: T,
[INFO] [stderr] 107 | |         params: U,
[INFO] [stderr] 108 | |         salt_and_hash: SaltAndHash,
[INFO] [stderr] ...   |
[INFO] [stderr] 114 | |         }
[INFO] [stderr] 115 | |     }
[INFO] [stderr]     | |_____^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.24s
[INFO] running `"docker" "inspect" "9d288de3b89876c6737c353f9887230a6d8508592906de67481dba7261109c65"`
[INFO] running `"docker" "rm" "-f" "9d288de3b89876c6737c353f9887230a6d8508592906de67481dba7261109c65"`
[INFO] [stdout] 9d288de3b89876c6737c353f9887230a6d8508592906de67481dba7261109c65