[INFO] fetching crate mvutils 1.6.3...
[INFO] checking mvutils-1.6.3 against try#6713fa75964eb229409a9c6f6f5c418423e313ff for pr-133502-22
[INFO] extracting crate mvutils 1.6.3 into /workspace/builds/worker-2-tc2/source
[INFO] started tweaking crates.io crate mvutils 1.6.3
[INFO] finished tweaking crates.io crate mvutils 1.6.3
[INFO] tweaked toml for crates.io crate mvutils 1.6.3 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate mvutils 1.6.3 on toolchain 6713fa75964eb229409a9c6f6f5c418423e313ff
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+6713fa75964eb229409a9c6f6f5c418423e313ff" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate mvutils 1.6.3 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" "+6713fa75964eb229409a9c6f6f5c418423e313ff" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+6713fa75964eb229409a9c6f6f5c418423e313ff" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9387c43231763166be0720eb32c4cc805fd4c5da232e0593fab65726580c2a1a
[INFO] running `Command { std: "docker" "start" "-a" "9387c43231763166be0720eb32c4cc805fd4c5da232e0593fab65726580c2a1a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9387c43231763166be0720eb32c4cc805fd4c5da232e0593fab65726580c2a1a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9387c43231763166be0720eb32c4cc805fd4c5da232e0593fab65726580c2a1a", kill_on_drop: false }`
[INFO] [stdout] 9387c43231763166be0720eb32c4cc805fd4c5da232e0593fab65726580c2a1a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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" "RUSTDOCFLAGS=--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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+6713fa75964eb229409a9c6f6f5c418423e313ff" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 550b2391d46883fcf3e45c8e55841c72afa9031335407ad7b193c9c3a393fec7
[INFO] running `Command { std: "docker" "start" "-a" "550b2391d46883fcf3e45c8e55841c72afa9031335407ad7b193c9c3a393fec7", kill_on_drop: false }`
[INFO] [stderr]    Compiling core_extensions v1.5.4
[INFO] [stderr]    Compiling serde_json v1.0.145
[INFO] [stderr]    Compiling quote v1.0.41
[INFO] [stderr]    Compiling tstr_proc_macros v0.2.2
[INFO] [stderr]    Compiling core_extensions_proc_macros v1.5.4
[INFO] [stderr]     Checking parking_lot_core v0.9.12
[INFO] [stderr]     Checking aho-corasick v1.1.3
[INFO] [stderr]     Checking regex-syntax v0.8.7
[INFO] [stderr]    Compiling syn v2.0.106
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]     Checking typewit v1.14.2
[INFO] [stderr]    Compiling abi_stable_shared v0.11.0
[INFO] [stderr]     Checking const_panic v0.2.15
[INFO] [stderr]     Checking tstr v0.2.4
[INFO] [stderr]     Checking parking_lot v0.12.5
[INFO] [stderr]     Checking repr_offset v0.2.2
[INFO] [stderr]     Checking generational-arena v0.2.9
[INFO] [stderr]     Checking libloading v0.7.4
[INFO] [stderr]     Checking bytebuffer v2.3.0
[INFO] [stderr]     Checking regex-automata v0.4.12
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]    Compiling mvutils-proc-macro v1.1.6
[INFO] [stderr]     Checking regex v1.12.1
[INFO] [stderr]    Compiling as_derive_utils v0.11.0
[INFO] [stderr]    Compiling abi_stable_derive v0.11.3
[INFO] [stderr]     Checking serde v1.0.228
[INFO] [stderr]     Checking abi_stable v0.11.3
[INFO] [stderr]     Checking mvutils v1.6.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::alloc::Layout`
[INFO] [stdout]  --> src/unsafe_utils.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::alloc::Layout;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `AtomicUsize` and `Ordering`
[INFO] [stdout]  --> src/unsafe_utils.rs:7:25
[INFO] [stdout]   |
[INFO] [stdout] 7 | use std::sync::atomic::{AtomicUsize, Ordering};
[INFO] [stdout]   |                         ^^^^^^^^^^^  ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::sync::Arc`
[INFO] [stdout]  --> src/unsafe_utils.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | use std::sync::Arc;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::alloc::Layout`
[INFO] [stdout]  --> src/unsafe_utils.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::alloc::Layout;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `DerefMut` and `Deref`
[INFO] [stdout]  --> src/unsafe_utils.rs:6:16
[INFO] [stdout]   |
[INFO] [stdout] 6 | use std::ops::{Deref, DerefMut};
[INFO] [stdout]   |                ^^^^^  ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `AtomicUsize` and `Ordering`
[INFO] [stdout]  --> src/unsafe_utils.rs:7:25
[INFO] [stdout]   |
[INFO] [stdout] 7 | use std::sync::atomic::{AtomicUsize, Ordering};
[INFO] [stdout]   |                         ^^^^^^^^^^^  ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::sync::Arc`
[INFO] [stdout]  --> src/unsafe_utils.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | use std::sync::Arc;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0275]: overflow evaluating the requirement `<I as NewIntoPeekable>::Iterator == I`
[INFO] [stdout]   --> src/into_peek.rs:53:5
[INFO] [stdout]    |
[INFO] [stdout] 53 |     fn into_peekable(self) -> IntoPeekable<Self::Iterator, Self::PeekItem> {
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0275]: overflow evaluating the requirement `<I as NewIntoPeekable>::Iterator == I`
[INFO] [stdout]   --> src/into_peek.rs:53:5
[INFO] [stdout]    |
[INFO] [stdout] 53 |     fn into_peekable(self) -> IntoPeekable<Self::Iterator, Self::PeekItem> {
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0275]: overflow evaluating whether `IntoPeekable<<I as NewIntoPeekable>::Iterator, <I as NewIntoPeekable>::PeekItem>` is well-formed
[INFO] [stdout]   --> src/into_peek.rs:53:5
[INFO] [stdout]    |
[INFO] [stdout] 53 |     fn into_peekable(self) -> IntoPeekable<Self::Iterator, Self::PeekItem> {
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] note: the requirement `IntoPeekable<<I as NewIntoPeekable>::Iterator, <I as NewIntoPeekable>::PeekItem> well-formed` appears on the `impl`'s method `into_peekable` but not on the corresponding trait's method
[INFO] [stdout]   --> src/into_peek.rs:42:8
[INFO] [stdout]    |
[INFO] [stdout] 38 | pub trait NewIntoPeekable {
[INFO] [stdout]    |           --------------- in this trait
[INFO] [stdout] ...
[INFO] [stdout] 42 |     fn into_peekable(self) -> IntoPeekable<Self::Iterator, Self::PeekItem>
[INFO] [stdout]    |        ^^^^^^^^^^^^^ this trait's method doesn't have the requirement `IntoPeekable<<I as NewIntoPeekable>::Iterator, <I as NewIntoPeekable>::PeekItem> well-formed`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0275]: overflow evaluating whether `IntoPeekable<<I as NewIntoPeekable>::Iterator, <I as NewIntoPeekable>::PeekItem>` is well-formed
[INFO] [stdout]   --> src/into_peek.rs:53:5
[INFO] [stdout]    |
[INFO] [stdout] 53 |     fn into_peekable(self) -> IntoPeekable<Self::Iterator, Self::PeekItem> {
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] note: the requirement `IntoPeekable<<I as NewIntoPeekable>::Iterator, <I as NewIntoPeekable>::PeekItem> well-formed` appears on the `impl`'s method `into_peekable` but not on the corresponding trait's method
[INFO] [stdout]   --> src/into_peek.rs:42:8
[INFO] [stdout]    |
[INFO] [stdout] 38 | pub trait NewIntoPeekable {
[INFO] [stdout]    |           --------------- in this trait
[INFO] [stdout] ...
[INFO] [stdout] 42 |     fn into_peekable(self) -> IntoPeekable<Self::Iterator, Self::PeekItem>
[INFO] [stdout]    |        ^^^^^^^^^^^^^ this trait's method doesn't have the requirement `IntoPeekable<<I as NewIntoPeekable>::Iterator, <I as NewIntoPeekable>::PeekItem> well-formed`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Deref`
[INFO] [stdout]  --> src/unsafe_utils.rs:6:16
[INFO] [stdout]   |
[INFO] [stdout] 6 | use std::ops::{Deref, DerefMut};
[INFO] [stdout]   |                ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `DerefMut`
[INFO] [stdout]  --> src/unsafe_utils.rs:6:23
[INFO] [stdout]   |
[INFO] [stdout] 6 | use std::ops::{Deref, DerefMut};
[INFO] [stdout]   |                       ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `bytes`
[INFO] [stdout]    --> src/hashers.rs:137:25
[INFO] [stdout]     |
[INFO] [stdout] 137 |     fn write(&mut self, bytes: &[u8]) {
[INFO] [stdout]     |                         ^^^^^ help: if this is intentional, prefix it with an underscore: `_bytes`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `bytes`
[INFO] [stdout]    --> src/hashers.rs:137:25
[INFO] [stdout]     |
[INFO] [stdout] 137 |     fn write(&mut self, bytes: &[u8]) {
[INFO] [stdout]     |                         ^^^^^ help: if this is intentional, prefix it with an underscore: `_bytes`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0275`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `mvutils` (lib) due to 2 previous errors; 6 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] For more information about this error, try `rustc --explain E0275`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `mvutils` (lib test) due to 2 previous errors; 5 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "550b2391d46883fcf3e45c8e55841c72afa9031335407ad7b193c9c3a393fec7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "550b2391d46883fcf3e45c8e55841c72afa9031335407ad7b193c9c3a393fec7", kill_on_drop: false }`
[INFO] [stdout] 550b2391d46883fcf3e45c8e55841c72afa9031335407ad7b193c9c3a393fec7
