[INFO] fetching crate sensitive 0.10.5...
[INFO] testing sensitive-0.10.5 against 1.91.0 for beta-1.92-2
[INFO] extracting crate sensitive 0.10.5 into /workspace/builds/worker-2-tc1/source
[INFO] started tweaking crates.io crate sensitive 0.10.5
[INFO] finished tweaking crates.io crate sensitive 0.10.5
[INFO] tweaked toml for crates.io crate sensitive 0.10.5 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate sensitive 0.10.5 on toolchain 1.91.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.91.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate sensitive 0.10.5 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.91.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded cc v1.2.14
[INFO] [stderr]   Downloaded bulletproof v0.2.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c9b082dded557b77e2c52d31412c4e773c5475e8a89a8518895d51eb61672fd9
[INFO] running `Command { std: "docker" "start" "-a" "c9b082dded557b77e2c52d31412c4e773c5475e8a89a8518895d51eb61672fd9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c9b082dded557b77e2c52d31412c4e773c5475e8a89a8518895d51eb61672fd9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c9b082dded557b77e2c52d31412c4e773c5475e8a89a8518895d51eb61672fd9", kill_on_drop: false }`
[INFO] [stdout] c9b082dded557b77e2c52d31412c4e773c5475e8a89a8518895d51eb61672fd9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d40f27540a2410faa229aba9d5f4873dd970ceb50de66a1821c3be5fecee75f8
[INFO] running `Command { std: "docker" "start" "-a" "d40f27540a2410faa229aba9d5f4873dd970ceb50de66a1821c3be5fecee75f8", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.169
[INFO] [stderr]    Compiling dtor-proc-macro v0.0.5
[INFO] [stderr]    Compiling ctor-proc-macro v0.0.5
[INFO] [stderr]    Compiling tinyvec v1.8.1
[INFO] [stderr]    Compiling dtor v0.0.5
[INFO] [stderr]    Compiling ctor v0.4.1
[INFO] [stderr]    Compiling unicode-normalization v0.1.24
[INFO] [stderr]    Compiling sensitive v0.10.5 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> src/lib.rs:2:1
[INFO] [stdout]   |
[INFO] [stdout] 2 | / #![feature(
[INFO] [stdout] 3 | |     allocator_api,
[INFO] [stdout] 4 | |     core_intrinsics,
[INFO] [stdout] 5 | |     maybe_uninit_slice,
[INFO] [stdout] ... |
[INFO] [stdout] 8 | |     sync_unsafe_cell,
[INFO] [stdout] 9 | | )]
[INFO] [stdout]   | |__^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no function or associated item named `slice_assume_init_mut` found for union `MaybeUninit<T>` in the current scope
[INFO] [stdout]    --> src/string.rs:123:46
[INFO] [stdout]     |
[INFO] [stdout] 123 |                 decomp.encode_utf8(unsafe { MaybeUninit::slice_assume_init_mut(mutable.0.spare_capacity_mut()) });
[INFO] [stdout]     |                                                          ^^^^^^^^^^^^^^^^^^^^^ function or associated item not found in `MaybeUninit<_>`
[INFO] [stdout]     |
[INFO] [stdout] note: if you're trying to build a new `MaybeUninit<_>` consider using one of the following associated functions:
[INFO] [stdout]       MaybeUninit::<T>::new
[INFO] [stdout]       MaybeUninit::<T>::uninit
[INFO] [stdout]       MaybeUninit::<T>::zeroed
[INFO] [stdout]    --> /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/core/src/mem/maybe_uninit.rs:307:5
[INFO] [stdout] help: there is a method `assume_init_mut` with a similar name, but with different arguments
[INFO] [stdout]    --> /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/core/src/mem/maybe_uninit.rs:899:5
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no function or associated item named `slice_assume_init_mut` found for union `MaybeUninit<T>` in the current scope
[INFO] [stdout]    --> src/string.rs:203:45
[INFO] [stdout]     |
[INFO] [stdout] 203 |             decomp.encode_utf8(unsafe { MaybeUninit::slice_assume_init_mut(self.0.spare_capacity_mut()) });
[INFO] [stdout]     |                                                      ^^^^^^^^^^^^^^^^^^^^^ function or associated item not found in `MaybeUninit<_>`
[INFO] [stdout]     |
[INFO] [stdout] note: if you're trying to build a new `MaybeUninit<_>` consider using one of the following associated functions:
[INFO] [stdout]       MaybeUninit::<T>::new
[INFO] [stdout]       MaybeUninit::<T>::uninit
[INFO] [stdout]       MaybeUninit::<T>::zeroed
[INFO] [stdout]    --> /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/core/src/mem/maybe_uninit.rs:307:5
[INFO] [stdout] help: there is a method `assume_init_mut` with a similar name, but with different arguments
[INFO] [stdout]    --> /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/core/src/mem/maybe_uninit.rs:899:5
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no function or associated item named `slice_assume_init_mut` found for union `MaybeUninit<T>` in the current scope
[INFO] [stdout]    --> src/string.rs:216:45
[INFO] [stdout]     |
[INFO] [stdout] 216 |             decomp.encode_utf8(unsafe { MaybeUninit::slice_assume_init_mut(self.0.spare_capacity_mut()) });
[INFO] [stdout]     |                                                      ^^^^^^^^^^^^^^^^^^^^^ function or associated item not found in `MaybeUninit<_>`
[INFO] [stdout]     |
[INFO] [stdout] note: if you're trying to build a new `MaybeUninit<_>` consider using one of the following associated functions:
[INFO] [stdout]       MaybeUninit::<T>::new
[INFO] [stdout]       MaybeUninit::<T>::uninit
[INFO] [stdout]       MaybeUninit::<T>::zeroed
[INFO] [stdout]    --> /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/core/src/mem/maybe_uninit.rs:307:5
[INFO] [stdout] help: there is a method `assume_init_mut` with a similar name, but with different arguments
[INFO] [stdout]    --> /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/core/src/mem/maybe_uninit.rs:899:5
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0554, E0599.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `sensitive` (lib) due to 4 previous errors
[INFO] running `Command { std: "docker" "inspect" "d40f27540a2410faa229aba9d5f4873dd970ceb50de66a1821c3be5fecee75f8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d40f27540a2410faa229aba9d5f4873dd970ceb50de66a1821c3be5fecee75f8", kill_on_drop: false }`
[INFO] [stdout] d40f27540a2410faa229aba9d5f4873dd970ceb50de66a1821c3be5fecee75f8
