[INFO] crate crev-lib 0.9.0 is already in cache
[INFO] checking crev-lib-0.9.0 against master#4ff32c07da9d97e6dc315a4a5c9ffbb797cb27bb for pr-64672
[INFO] extracting crate crev-lib 0.9.0 into work/builds/worker-7/source
[INFO] validating manifest of crates.io crate crev-lib 0.9.0 on toolchain 4ff32c07da9d97e6dc315a4a5c9ffbb797cb27bb
[INFO] running `"/mnt/big/crater/work/cargo-home/bin/cargo" "+4ff32c07da9d97e6dc315a4a5c9ffbb797cb27bb" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate crev-lib 0.9.0
[INFO] finished tweaking crates.io crate crev-lib 0.9.0
[INFO] tweaked toml for crates.io crate crev-lib 0.9.0 written to work/builds/worker-7/source/Cargo.toml
[INFO] running `"/mnt/big/crater/work/cargo-home/bin/cargo" "+4ff32c07da9d97e6dc315a4a5c9ffbb797cb27bb" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/cargo-home/bin/cargo" "+4ff32c07da9d97e6dc315a4a5c9ffbb797cb27bb" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/mnt/big/crater/work/builds/worker-7/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" "+4ff32c07da9d97e6dc315a4a5c9ffbb797cb27bb" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] a9a27283450ad202471353fc768294037ce889556de971a41e700d517bfe2f60
[INFO] running `"docker" "start" "-a" "a9a27283450ad202471353fc768294037ce889556de971a41e700d517bfe2f60"`
[INFO] [stderr]    Compiling libgit2-sys v0.8.2
[INFO] [stderr]     Checking directories v2.0.2
[INFO] [stderr]    Compiling curve25519-dalek v1.2.3
[INFO] [stderr]    Compiling proc-macro-hack v0.5.10
[INFO] [stderr]     Checking rand v0.6.5
[INFO] [stderr]     Checking rust-argon2 v0.5.1
[INFO] [stderr]     Checking serde_yaml v0.8.11
[INFO] [stderr]     Checking serde_cbor v0.10.2
[INFO] [stderr]     Checking miscreant v0.4.2
[INFO] [stderr]     Checking common_failures v0.1.1
[INFO] [stderr]     Checking crev-recursive-digest v0.2.1
[INFO] [stderr]     Checking crev-common v0.9.0
[INFO] [stderr]    Compiling ifmt-impl v0.2.0
[INFO] [stderr]     Checking ed25519-dalek v1.0.0-pre.2
[INFO] [stderr]     Checking crev-data v0.9.0
[INFO] [stderr]     Checking ifmt v0.2.0
[INFO] [stderr]     Checking git2 v0.9.2
[INFO] [stderr]     Checking crev-lib v0.9.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: a method with this name may be added to the standard library in the future
[INFO] [stderr]    --> src/repo/mod.rs:172:80
[INFO] [stderr]     |
[INFO] [stderr] 172 |         let trust_set = if let Some(id) = local.get_for_id_from_str_opt(for_id.as_deref())? {
[INFO] [stderr]     |                                                                                ^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unstable_name_collisions)]` on by default
[INFO] [stderr]     = warning: once this method is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stderr]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stderr]     = help: call with fully qualified syntax `crev_common::convert::OptionDeref::as_deref(...)` to keep using the current method
[INFO] [stderr]     = help: add `#![feature(inner_deref)]` to the crate attributes to enable `std::option::Option::<T>::as_deref`
[INFO] [stderr] 
[INFO] [stderr] warning: a method with this name may be added to the standard library in the future
[INFO] [stderr]    --> src/repo/mod.rs:172:80
[INFO] [stderr]     |
[INFO] [stderr] 172 |         let trust_set = if let Some(id) = local.get_for_id_from_str_opt(for_id.as_deref())? {
[INFO] [stderr]     |                                                                                ^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unstable_name_collisions)]` on by default
[INFO] [stderr]     = warning: once this method is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stderr]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stderr]     = help: call with fully qualified syntax `crev_common::convert::OptionDeref::as_deref(...)` to keep using the current method
[INFO] [stderr]     = help: add `#![feature(inner_deref)]` to the crate attributes to enable `std::option::Option::<T>::as_deref`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 50.05s
[INFO] running `"docker" "inspect" "a9a27283450ad202471353fc768294037ce889556de971a41e700d517bfe2f60"`
[INFO] running `"docker" "rm" "-f" "a9a27283450ad202471353fc768294037ce889556de971a41e700d517bfe2f60"`
[INFO] [stdout] a9a27283450ad202471353fc768294037ce889556de971a41e700d517bfe2f60