[INFO] fetching crate membuf 0.0.5...
[INFO] checking membuf-0.0.5 against try#72f88fc4e9458f89516a0b8b0868f3718aec5b47 for pr-74989
[INFO] extracting crate membuf 0.0.5 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate membuf 0.0.5 on toolchain 72f88fc4e9458f89516a0b8b0868f3718aec5b47
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+72f88fc4e9458f89516a0b8b0868f3718aec5b47" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate membuf 0.0.5
[INFO] finished tweaking crates.io crate membuf 0.0.5
[INFO] tweaked toml for crates.io crate membuf 0.0.5 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+72f88fc4e9458f89516a0b8b0868f3718aec5b47" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+72f88fc4e9458f89516a0b8b0868f3718aec5b47" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+72f88fc4e9458f89516a0b8b0868f3718aec5b47" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0f70c4b3f103920c5ea536b3b1d53777c07c9fe2176af1ed8d0191346edd6abe
[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" "0f70c4b3f103920c5ea536b3b1d53777c07c9fe2176af1ed8d0191346edd6abe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0f70c4b3f103920c5ea536b3b1d53777c07c9fe2176af1ed8d0191346edd6abe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0f70c4b3f103920c5ea536b3b1d53777c07c9fe2176af1ed8d0191346edd6abe", kill_on_drop: false }`
[INFO] [stdout] 0f70c4b3f103920c5ea536b3b1d53777c07c9fe2176af1ed8d0191346edd6abe
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+72f88fc4e9458f89516a0b8b0868f3718aec5b47" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0d6f060a37f16517fff3fdd1bffb36409a766fa7a539d7a798eacf0ad35ec028
[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" "0d6f060a37f16517fff3fdd1bffb36409a766fa7a539d7a798eacf0ad35ec028", kill_on_drop: false }`
[INFO] [stderr]     Checking membuf v0.0.5 (/opt/rustwide/workdir)
[INFO] [stdout] error: lint `raw_pointer_derive` has been removed: `using derive with raw pointers is ok`
[INFO] [stdout]  --> src/lib.rs:4:10
[INFO] [stdout]   |
[INFO] [stdout] 4 | #![allow(raw_pointer_derive)]
[INFO] [stdout]   |          ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]  --> src/lib.rs:2:24
[INFO] [stdout]   |
[INFO] [stdout] 2 | #![cfg_attr(test, deny(warnings))]
[INFO] [stdout]   |                        ^^^^^^^^
[INFO] [stdout]   = note: `#[deny(renamed_and_removed_lints)]` implied by `#[deny(warnings)]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lint `raw_pointer_derive` has been removed: `using derive with raw pointers is ok`
[INFO] [stdout]  --> src/lib.rs:4:10
[INFO] [stdout]   |
[INFO] [stdout] 4 | #![allow(raw_pointer_derive)]
[INFO] [stdout]   |          ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(renamed_and_removed_lints)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `core::nonzero`
[INFO] [stdout]   --> src/lib.rs:15:11
[INFO] [stdout]    |
[INFO] [stdout] 15 | use core::nonzero::NonZero;
[INFO] [stdout]    |           ^^^^^^^ could not find `nonzero` in `core`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `core::nonzero`
[INFO] [stdout]   --> src/lib.rs:15:11
[INFO] [stdout]    |
[INFO] [stdout] 15 | use core::nonzero::NonZero;
[INFO] [stdout]    |           ^^^^^^^ could not find `nonzero` in `core`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `core::nonzero`
[INFO] [stdout]  --> src/alloc.rs:8:11
[INFO] [stdout]   |
[INFO] [stdout] 8 | use core::nonzero::NonZero;
[INFO] [stdout]   |           ^^^^^^^ could not find `nonzero` in `core`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `std::rt::heap`
[INFO] [stdout]  --> src/alloc.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 | use std::rt::heap;
[INFO] [stdout]   |     ^^^^^^^^^^^^^ no `heap` in `rt`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `core::nonzero`
[INFO] [stdout]  --> src/alloc.rs:8:11
[INFO] [stdout]   |
[INFO] [stdout] 8 | use core::nonzero::NonZero;
[INFO] [stdout]   |           ^^^^^^^ could not find `nonzero` in `core`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `std::rt::heap`
[INFO] [stdout]  --> src/alloc.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 | use std::rt::heap;
[INFO] [stdout]   |     ^^^^^^^^^^^^^ no `heap` in `rt`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `oom` in crate `alloc`
[INFO] [stdout]   --> src/alloc.rs:20:31
[INFO] [stdout]    |
[INFO] [stdout] 20 |     if ptr.is_null() { alloc::oom() }
[INFO] [stdout]    |                               ^^^ not found in `alloc`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `oom` in crate `alloc`
[INFO] [stdout]   --> src/alloc.rs:40:16
[INFO] [stdout]    |
[INFO] [stdout] 40 |         alloc::oom()
[INFO] [stdout]    |                ^^^ not found in `alloc`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `oom` in crate `alloc`
[INFO] [stdout]   --> src/alloc.rs:20:31
[INFO] [stdout]    |
[INFO] [stdout] 20 |     if ptr.is_null() { alloc::oom() }
[INFO] [stdout]    |                               ^^^ not found in `alloc`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `oom` in crate `alloc`
[INFO] [stdout]   --> src/alloc.rs:40:16
[INFO] [stdout]    |
[INFO] [stdout] 40 |         alloc::oom()
[INFO] [stdout]    |                ^^^ not found in `alloc`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0392]: parameter `T` is never used
[INFO] [stdout]   --> src/unique.rs:19:22
[INFO] [stdout]    |
[INFO] [stdout] 19 | pub struct UniqueBuf<T> {
[INFO] [stdout]    |                      ^ unused parameter
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider removing `T`, referring to it in a field, or using a marker such as `PhantomData`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0392]: parameter `T` is never used
[INFO] [stdout]   --> src/unique.rs:19:22
[INFO] [stdout]    |
[INFO] [stdout] 19 | pub struct UniqueBuf<T> {
[INFO] [stdout]    |                      ^ unused parameter
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider removing `T`, referring to it in a field, or using a marker such as `PhantomData`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 7 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0392, E0425, E0432.
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 6 previous errors; 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0392, E0425, E0432.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0392`.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0392`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `membuf`.
[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 `Command { std: "docker" "inspect" "0d6f060a37f16517fff3fdd1bffb36409a766fa7a539d7a798eacf0ad35ec028", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0d6f060a37f16517fff3fdd1bffb36409a766fa7a539d7a798eacf0ad35ec028", kill_on_drop: false }`
[INFO] [stdout] 0d6f060a37f16517fff3fdd1bffb36409a766fa7a539d7a798eacf0ad35ec028
