[INFO] fetching crate rahashmap 0.2.14...
[INFO] testing rahashmap-0.2.14 against master#62efba8a050c64249dab942951bb28f710208bc8 for pr-90799
[INFO] extracting crate rahashmap 0.2.14 into /workspace/builds/worker-93/source
[INFO] validating manifest of crates.io crate rahashmap 0.2.14 on toolchain 62efba8a050c64249dab942951bb28f710208bc8
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate rahashmap 0.2.14
[INFO] finished tweaking crates.io crate rahashmap 0.2.14
[INFO] tweaked toml for crates.io crate rahashmap 0.2.14 written to /workspace/builds/worker-93/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-93/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-93/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4ee1277718258428d21cb76cabab133d030e1c4f6605bf6999afd194d3328e48
[INFO] running `Command { std: "docker" "start" "-a" "4ee1277718258428d21cb76cabab133d030e1c4f6605bf6999afd194d3328e48", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4ee1277718258428d21cb76cabab133d030e1c4f6605bf6999afd194d3328e48", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4ee1277718258428d21cb76cabab133d030e1c4f6605bf6999afd194d3328e48", kill_on_drop: false }`
[INFO] [stdout] 4ee1277718258428d21cb76cabab133d030e1c4f6605bf6999afd194d3328e48
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-93/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-93/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e4c4fda6344d2095654763c18033e241c664550f72cadc6d3b0edbbb4e25ebe7
[INFO] running `Command { std: "docker" "start" "-a" "e4c4fda6344d2095654763c18033e241c664550f72cadc6d3b0edbbb4e25ebe7", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.108
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]    Compiling ppv-lite86 v0.2.15
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling rahashmap v0.2.14 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0432]: unresolved import `std::alloc::Alloc`
[INFO] [stdout]   --> src/table.rs:11:38
[INFO] [stdout]    |
[INFO] [stdout] 11 | use std::alloc::{handle_alloc_error, Alloc, Global, Layout, LayoutErr};
[INFO] [stdout]    |                                      ^^^^^
[INFO] [stdout]    |                                      |
[INFO] [stdout]    |                                      no `Alloc` in `alloc`
[INFO] [stdout]    |                                      help: a similar name exists in the module: `alloc`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `std::collections::CollectionAllocErr`
[INFO] [stdout]   --> src/table.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 12 | use std::collections::CollectionAllocErr;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ no `CollectionAllocErr` in `collections`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]     --> src/map.rs:1913:34
[INFO] [stdout]      |
[INFO] [stdout] 1913 |     fn next(&mut self) -> Option<(&'a K)> {
[INFO] [stdout]      |                                  ^     ^
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]      |
[INFO] [stdout] 1913 -     fn next(&mut self) -> Option<(&'a K)> {
[INFO] [stdout] 1913 +     fn next(&mut self) -> Option<&'a K> {
[INFO] [stdout]      | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]     --> src/map.rs:1933:34
[INFO] [stdout]      |
[INFO] [stdout] 1933 |     fn next(&mut self) -> Option<(&'a V)> {
[INFO] [stdout]      |                                  ^     ^
[INFO] [stdout]      |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]      |
[INFO] [stdout] 1933 -     fn next(&mut self) -> Option<(&'a V)> {
[INFO] [stdout] 1933 +     fn next(&mut self) -> Option<&'a V> {
[INFO] [stdout]      | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]     --> src/map.rs:1953:34
[INFO] [stdout]      |
[INFO] [stdout] 1953 |     fn next(&mut self) -> Option<(&'a mut V)> {
[INFO] [stdout]      |                                  ^         ^
[INFO] [stdout]      |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]      |
[INFO] [stdout] 1953 -     fn next(&mut self) -> Option<(&'a mut V)> {
[INFO] [stdout] 1953 +     fn next(&mut self) -> Option<&'a mut V> {
[INFO] [stdout]      | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated type alias `std::alloc::LayoutErr`: Name does not follow std convention, use LayoutError
[INFO] [stdout]   --> src/table.rs:11:61
[INFO] [stdout]    |
[INFO] [stdout] 11 | use std::alloc::{handle_alloc_error, Alloc, Global, Layout, LayoutErr};
[INFO] [stdout]    |                                                             ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated type alias `std::alloc::LayoutErr`: Name does not follow std convention, use LayoutError
[INFO] [stdout]    --> src/table.rs:661:71
[INFO] [stdout]     |
[INFO] [stdout] 661 | fn calculate_layout<K, V>(capacity: usize) -> Result<(Layout, usize), LayoutErr> {
[INFO] [stdout]     |                                                                       ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `alloc` found for struct `std::alloc::Global` in the current scope
[INFO] [stdout]    --> src/table.rs:697:29
[INFO] [stdout]     |
[INFO] [stdout] 697 |         let buffer = Global.alloc(layout).map_err(|e| match fallibility {
[INFO] [stdout]     |                             ^^^^^ method not found in `std::alloc::Global`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `dealloc` found for struct `std::alloc::Global` in the current scope
[INFO] [stdout]     --> src/table.rs:1131:20
[INFO] [stdout]      |
[INFO] [stdout] 1131 |             Global.dealloc(NonNull::new_unchecked(self.hashes.ptr()).cast(), layout);
[INFO] [stdout]      |                    ^^^^^^^ method not found in `std::alloc::Global`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 4 previous errors; 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0432, E0599.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rahashmap` due to 5 previous errors; 5 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "e4c4fda6344d2095654763c18033e241c664550f72cadc6d3b0edbbb4e25ebe7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e4c4fda6344d2095654763c18033e241c664550f72cadc6d3b0edbbb4e25ebe7", kill_on_drop: false }`
[INFO] [stdout] e4c4fda6344d2095654763c18033e241c664550f72cadc6d3b0edbbb4e25ebe7