[INFO] fetching crate fast-rustc-ap-rustc_index 1.0.0...
[INFO] checking fast-rustc-ap-rustc_index-1.0.0 against try#8a749131e7beb72f6edacefd2bdcbed3d67b2112 for pr-72331
[INFO] extracting crate fast-rustc-ap-rustc_index 1.0.0 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate fast-rustc-ap-rustc_index 1.0.0 on toolchain 8a749131e7beb72f6edacefd2bdcbed3d67b2112
[INFO] running `"/workspace/cargo-home/bin/cargo" "+8a749131e7beb72f6edacefd2bdcbed3d67b2112" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate fast-rustc-ap-rustc_index 1.0.0
[INFO] finished tweaking crates.io crate fast-rustc-ap-rustc_index 1.0.0
[INFO] tweaked toml for crates.io crate fast-rustc-ap-rustc_index 1.0.0 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+8a749131e7beb72f6edacefd2bdcbed3d67b2112" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+8a749131e7beb72f6edacefd2bdcbed3d67b2112" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "+8a749131e7beb72f6edacefd2bdcbed3d67b2112" "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] ed5d695e86410a856d301a18411a7288707daedb846c887d42ee0cb45a10f6fd
[INFO] running `"docker" "start" "-a" "ed5d695e86410a856d301a18411a7288707daedb846c887d42ee0cb45a10f6fd"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]     Checking smallvec v1.4.0
[INFO] [stderr]    Compiling indexmap v1.3.2
[INFO] [stderr]     Checking fast-rustc-ap-serialize v1.0.0
[INFO] [stderr]     Checking fast-rustc-ap-rustc_index v1.0.0 (/opt/rustwide/workdir)
[INFO] [stderr] error[E0407]: method `replace_one` is not a member of trait `std::iter::Step`
[INFO] [stderr]    --> vec.rs:213:13
[INFO] [stderr]     |
[INFO] [stderr] 213 | /             fn replace_one(&mut self) -> Self {
[INFO] [stderr] 214 | |                 ::std::mem::replace(self, Self::from_u32(1))
[INFO] [stderr] 215 | |             }
[INFO] [stderr]     | |_____________^ not a member of trait `std::iter::Step`
[INFO] [stderr]     | 
[INFO] [stderr]    ::: vec/tests.rs:2:1
[INFO] [stderr]     |
[INFO] [stderr] 2   |   newtype_index!(struct MyIdx { MAX = 0xFFFF_FFFA });
[INFO] [stderr]     |   --------------------------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] error[E0407]: method `replace_zero` is not a member of trait `std::iter::Step`
[INFO] [stderr]    --> vec.rs:218:13
[INFO] [stderr]     |
[INFO] [stderr] 218 | /             fn replace_zero(&mut self) -> Self {
[INFO] [stderr] 219 | |                 ::std::mem::replace(self, Self::from_u32(0))
[INFO] [stderr] 220 | |             }
[INFO] [stderr]     | |_____________^ not a member of trait `std::iter::Step`
[INFO] [stderr]     | 
[INFO] [stderr]    ::: vec/tests.rs:2:1
[INFO] [stderr]     |
[INFO] [stderr] 2   |   newtype_index!(struct MyIdx { MAX = 0xFFFF_FFFA });
[INFO] [stderr]     |   --------------------------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] error[E0407]: method `add_one` is not a member of trait `std::iter::Step`
[INFO] [stderr]    --> vec.rs:223:13
[INFO] [stderr]     |
[INFO] [stderr] 223 | /             fn add_one(&self) -> Self {
[INFO] [stderr] 224 | |                 Self::from_usize(Self::index(*self) + 1)
[INFO] [stderr] 225 | |             }
[INFO] [stderr]     | |_____________^ not a member of trait `std::iter::Step`
[INFO] [stderr]     | 
[INFO] [stderr]    ::: vec/tests.rs:2:1
[INFO] [stderr]     |
[INFO] [stderr] 2   |   newtype_index!(struct MyIdx { MAX = 0xFFFF_FFFA });
[INFO] [stderr]     |   --------------------------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] error[E0407]: method `sub_one` is not a member of trait `std::iter::Step`
[INFO] [stderr]    --> vec.rs:228:13
[INFO] [stderr]     |
[INFO] [stderr] 228 | /             fn sub_one(&self) -> Self {
[INFO] [stderr] 229 | |                 Self::from_usize(Self::index(*self) - 1)
[INFO] [stderr] 230 | |             }
[INFO] [stderr]     | |_____________^ not a member of trait `std::iter::Step`
[INFO] [stderr]     | 
[INFO] [stderr]    ::: vec/tests.rs:2:1
[INFO] [stderr]     |
[INFO] [stderr] 2   |   newtype_index!(struct MyIdx { MAX = 0xFFFF_FFFA });
[INFO] [stderr]     |   --------------------------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] error[E0407]: method `add_usize` is not a member of trait `std::iter::Step`
[INFO] [stderr]    --> vec.rs:233:13
[INFO] [stderr]     |
[INFO] [stderr] 233 | /             fn add_usize(&self, u: usize) -> Option<Self> {
[INFO] [stderr] 234 | |                 Self::index(*self).checked_add(u).map(Self::from_usize)
[INFO] [stderr] 235 | |             }
[INFO] [stderr]     | |_____________^ not a member of trait `std::iter::Step`
[INFO] [stderr]     | 
[INFO] [stderr]    ::: vec/tests.rs:2:1
[INFO] [stderr]     |
[INFO] [stderr] 2   |   newtype_index!(struct MyIdx { MAX = 0xFFFF_FFFA });
[INFO] [stderr]     |   --------------------------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] error[E0407]: method `sub_usize` is not a member of trait `std::iter::Step`
[INFO] [stderr]    --> vec.rs:238:13
[INFO] [stderr]     |
[INFO] [stderr] 238 | /             fn sub_usize(&self, u: usize) -> Option<Self> {
[INFO] [stderr] 239 | |                 Self::index(*self).checked_sub(u).map(Self::from_usize)
[INFO] [stderr] 240 | |             }
[INFO] [stderr]     | |_____________^ not a member of trait `std::iter::Step`
[INFO] [stderr]     | 
[INFO] [stderr]    ::: vec/tests.rs:2:1
[INFO] [stderr]     |
[INFO] [stderr] 2   |   newtype_index!(struct MyIdx { MAX = 0xFFFF_FFFA });
[INFO] [stderr]     |   --------------------------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] error[E0200]: the trait `std::iter::Step` requires an `unsafe impl` declaration
[INFO] [stderr]    --> vec.rs:203:9
[INFO] [stderr]     |
[INFO] [stderr] 203 | /         impl ::std::iter::Step for $type {
[INFO] [stderr] 204 | |             #[inline]
[INFO] [stderr] 205 | |             fn steps_between(start: &Self, end: &Self) -> Option<usize> {
[INFO] [stderr] 206 | |                 <usize as ::std::iter::Step>::steps_between(
[INFO] [stderr] ...   |
[INFO] [stderr] 240 | |             }
[INFO] [stderr] 241 | |         }
[INFO] [stderr]     | |_________^
[INFO] [stderr]     | 
[INFO] [stderr]    ::: vec/tests.rs:2:1
[INFO] [stderr]     |
[INFO] [stderr] 2   |   newtype_index!(struct MyIdx { MAX = 0xFFFF_FFFA });
[INFO] [stderr]     |   --------------------------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 7 previous errors
[INFO] [stderr] 
[INFO] [stderr] Some errors have detailed explanations: E0200, E0407.
[INFO] [stderr] For more information about an error, try `rustc --explain E0200`.
[INFO] [stderr] error: could not compile `fast-rustc-ap-rustc_index`.
[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" "ed5d695e86410a856d301a18411a7288707daedb846c887d42ee0cb45a10f6fd"`
[INFO] running `"docker" "rm" "-f" "ed5d695e86410a856d301a18411a7288707daedb846c887d42ee0cb45a10f6fd"`
[INFO] [stdout] ed5d695e86410a856d301a18411a7288707daedb846c887d42ee0cb45a10f6fd