[INFO] fetching crate hashmap2 0.2.0...
[INFO] checking hashmap2-0.2.0 against beta for pr-78714
[INFO] extracting crate hashmap2 0.2.0 into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate hashmap2 0.2.0 on toolchain beta
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate hashmap2 0.2.0
[INFO] finished tweaking crates.io crate hashmap2 0.2.0
[INFO] tweaked toml for crates.io crate hashmap2 0.2.0 written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "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" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 13cd38d6184d8e319fd27203a54184c96f990be2dc57fb13bbcf2ed163fc72fc
[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" "13cd38d6184d8e319fd27203a54184c96f990be2dc57fb13bbcf2ed163fc72fc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "13cd38d6184d8e319fd27203a54184c96f990be2dc57fb13bbcf2ed163fc72fc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "13cd38d6184d8e319fd27203a54184c96f990be2dc57fb13bbcf2ed163fc72fc", kill_on_drop: false }`
[INFO] [stdout] 13cd38d6184d8e319fd27203a54184c96f990be2dc57fb13bbcf2ed163fc72fc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "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" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a4e7d474ac799a97f7a05e337498dd625861ee6b8b0dbdfb40a8eb537dde9a47
[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" "a4e7d474ac799a97f7a05e337498dd625861ee6b8b0dbdfb40a8eb537dde9a47", kill_on_drop: false }`
[INFO] [stderr]     Checking hashmap2 v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0557]: feature has been removed
[INFO] [stdout]   --> src/lib.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 12 |     dropck_parametricity,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^ feature has been removed
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0557]: feature has been removed
[INFO] [stdout]   --> src/lib.rs:19:5
[INFO] [stdout]    |
[INFO] [stdout] 19 |     unsafe_no_drop_flag,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^ feature has been removed
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0557]: feature has been removed
[INFO] [stdout]   --> src/lib.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 12 |     dropck_parametricity,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^ feature has been removed
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0557]: feature has been removed
[INFO] [stdout]   --> src/lib.rs:19:5
[INFO] [stdout]    |
[INFO] [stdout] 19 |     unsafe_no_drop_flag,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^ feature has been removed
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `alloc::heap`
[INFO] [stdout]   --> src/table.rs:11:12
[INFO] [stdout]    |
[INFO] [stdout] 11 | use alloc::heap::{allocate, deallocate, EMPTY};
[INFO] [stdout]    |            ^^^^ could not find `heap` in `alloc`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `std::num::wrapping`
[INFO] [stdout]   --> src/table.rs:18:15
[INFO] [stdout]    |
[INFO] [stdout] 18 | use std::num::wrapping::OverflowingOps;
[INFO] [stdout]    |               ^^^^^^^^ could not find `wrapping` in `num`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `std::collections::hash_state`
[INFO] [stdout]   --> src/table.rs:21:23
[INFO] [stdout]    |
[INFO] [stdout] 21 | use std::collections::hash_state::HashState;
[INFO] [stdout]    |                       ^^^^^^^^^^ could not find `hash_state` in `collections`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `std::borrow::IntoCow`
[INFO] [stdout]   --> src/lib.rs:34:27
[INFO] [stdout]    |
[INFO] [stdout] 34 | use std::borrow::{Borrow, IntoCow, Cow};
[INFO] [stdout]    |                           ^^^^^^^ no `IntoCow` in `borrow`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `std::collections::hash_state`
[INFO] [stdout]   --> src/lib.rs:59:23
[INFO] [stdout]    |
[INFO] [stdout] 59 | use std::collections::hash_state::HashState;
[INFO] [stdout]    |                       ^^^^^^^^^^ could not find `hash_state` in `collections`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find attribute `unsafe_no_drop_flag` in this scope
[INFO] [stdout]   --> src/table.rs:63:3
[INFO] [stdout]    |
[INFO] [stdout] 63 | #[unsafe_no_drop_flag]
[INFO] [stdout]    |   ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find attribute `unsafe_destructor_blind_to_params` in this scope
[INFO] [stdout]     --> src/table.rs:1002:7
[INFO] [stdout]      |
[INFO] [stdout] 1002 |     #[unsafe_destructor_blind_to_params]
[INFO] [stdout]      |       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `oom` in crate `alloc`
[INFO] [stdout]    --> src/table.rs:612:40
[INFO] [stdout]     |
[INFO] [stdout] 612 |         if buffer.is_null() { ::alloc::oom() }
[INFO] [stdout]     |                                        ^^^ not found in `alloc`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `POST_DROP_USIZE` in module `mem`
[INFO] [stdout]     --> src/table.rs:1004:56
[INFO] [stdout]      |
[INFO] [stdout] 1004 |         if self.capacity == 0 || self.capacity == mem::POST_DROP_USIZE {
[INFO] [stdout]      |                                                        ^^^^^^^^^^^^^^^ not found in `mem`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]   --> src/lib.rs:10:1
[INFO] [stdout]    |
[INFO] [stdout] 10 | / #![feature(
[INFO] [stdout] 11 | |     alloc,
[INFO] [stdout] 12 | |     dropck_parametricity,
[INFO] [stdout] 13 | |     filling_drop,
[INFO] [stdout] ...  |
[INFO] [stdout] 19 | |     unsafe_no_drop_flag,
[INFO] [stdout] 20 | |     wrapping)]
[INFO] [stdout]    | |______________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]     --> src/lib.rs:1541:44
[INFO] [stdout]      |
[INFO] [stdout] 1541 |     #[inline] fn next(&mut self) -> Option<(&'a K)> { self.inner.next() }
[INFO] [stdout]      |                                            ^^^^^^^ help: remove these parentheses
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]     --> src/lib.rs:1551:44
[INFO] [stdout]      |
[INFO] [stdout] 1551 |     #[inline] fn next(&mut self) -> Option<(&'a V)> { self.inner.next() }
[INFO] [stdout]      |                                            ^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 12 previous errors; 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0425, E0432, E0554, E0557.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0425`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `hashmap2`
[INFO] [stdout] error[E0432]: unresolved import `alloc::heap`
[INFO] [stdout]   --> src/table.rs:11:12
[INFO] [stdout]    |
[INFO] [stdout] 11 | use alloc::heap::{allocate, deallocate, EMPTY};
[INFO] [stdout]    |            ^^^^ could not find `heap` in `alloc`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] 
[INFO] [stdout] error[E0432]: unresolved import `std::num::wrapping`
[INFO] [stdout]   --> src/table.rs:18:15
[INFO] [stdout]    |
[INFO] [stdout] 18 | use std::num::wrapping::OverflowingOps;
[INFO] [stdout]    |               ^^^^^^^^ could not find `wrapping` in `num`
[INFO] [stdout] 
[INFO] [stdout] 
[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[E0432]: unresolved import `std::collections::hash_state`
[INFO] [stdout]   --> src/table.rs:21:23
[INFO] [stdout]    |
[INFO] [stdout] 21 | use std::collections::hash_state::HashState;
[INFO] [stdout]    |                       ^^^^^^^^^^ could not find `hash_state` in `collections`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `std::borrow::IntoCow`
[INFO] [stdout]   --> src/lib.rs:34:27
[INFO] [stdout]    |
[INFO] [stdout] 34 | use std::borrow::{Borrow, IntoCow, Cow};
[INFO] [stdout]    |                           ^^^^^^^ no `IntoCow` in `borrow`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `std::collections::hash_state`
[INFO] [stdout]   --> src/lib.rs:59:23
[INFO] [stdout]    |
[INFO] [stdout] 59 | use std::collections::hash_state::HashState;
[INFO] [stdout]    |                       ^^^^^^^^^^ could not find `hash_state` in `collections`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `std::iter::range_inclusive`
[INFO] [stdout]     --> src/lib.rs:1782:9
[INFO] [stdout]      |
[INFO] [stdout] 1782 |     use std::iter::range_inclusive;
[INFO] [stdout]      |         ^^^^^^^^^^^^^^^^^^^^^^^^^^ no `range_inclusive` in `iter`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find attribute `unsafe_no_drop_flag` in this scope
[INFO] [stdout]   --> src/table.rs:63:3
[INFO] [stdout]    |
[INFO] [stdout] 63 | #[unsafe_no_drop_flag]
[INFO] [stdout]    |   ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find attribute `unsafe_destructor_blind_to_params` in this scope
[INFO] [stdout]     --> src/table.rs:1002:7
[INFO] [stdout]      |
[INFO] [stdout] 1002 |     #[unsafe_destructor_blind_to_params]
[INFO] [stdout]      |       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `oom` in crate `alloc`
[INFO] [stdout]    --> src/table.rs:612:40
[INFO] [stdout]     |
[INFO] [stdout] 612 |         if buffer.is_null() { ::alloc::oom() }
[INFO] [stdout]     |                                        ^^^ not found in `alloc`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `POST_DROP_USIZE` in module `mem`
[INFO] [stdout]     --> src/table.rs:1004:56
[INFO] [stdout]      |
[INFO] [stdout] 1004 |         if self.capacity == 0 || self.capacity == mem::POST_DROP_USIZE {
[INFO] [stdout]      |                                                        ^^^^^^^^^^^^^^^ not found in `mem`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]   --> src/lib.rs:10:1
[INFO] [stdout]    |
[INFO] [stdout] 10 | / #![feature(
[INFO] [stdout] 11 | |     alloc,
[INFO] [stdout] 12 | |     dropck_parametricity,
[INFO] [stdout] 13 | |     filling_drop,
[INFO] [stdout] ...  |
[INFO] [stdout] 19 | |     unsafe_no_drop_flag,
[INFO] [stdout] 20 | |     wrapping)]
[INFO] [stdout]    | |______________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]   --> src/lib.rs:22:19
[INFO] [stdout]    |
[INFO] [stdout] 22 | #![cfg_attr(test, feature(range_inclusive))]
[INFO] [stdout]    |                   ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]     --> src/lib.rs:1541:44
[INFO] [stdout]      |
[INFO] [stdout] 1541 |     #[inline] fn next(&mut self) -> Option<(&'a K)> { self.inner.next() }
[INFO] [stdout]      |                                            ^^^^^^^ help: remove these parentheses
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]     --> src/lib.rs:1551:44
[INFO] [stdout]      |
[INFO] [stdout] 1551 |     #[inline] fn next(&mut self) -> Option<(&'a V)> { self.inner.next() }
[INFO] [stdout]      |                                            ^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 14 previous errors; 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0425, E0432, E0554, E0557.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0425`.
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "a4e7d474ac799a97f7a05e337498dd625861ee6b8b0dbdfb40a8eb537dde9a47", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a4e7d474ac799a97f7a05e337498dd625861ee6b8b0dbdfb40a8eb537dde9a47", kill_on_drop: false }`
[INFO] [stdout] a4e7d474ac799a97f7a05e337498dd625861ee6b8b0dbdfb40a8eb537dde9a47