[INFO] fetching crate blake3 0.3.8...
[INFO] checking blake3-0.3.8 against try#ddfd70ee3c3748e597b32f416b0d15a4f6e37685 for pr-87050
[INFO] extracting crate blake3 0.3.8 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate blake3 0.3.8 on toolchain ddfd70ee3c3748e597b32f416b0d15a4f6e37685
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate blake3 0.3.8
[INFO] finished tweaking crates.io crate blake3 0.3.8
[INFO] tweaked toml for crates.io crate blake3 0.3.8 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded page_size v0.4.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 65615a1cd58cf0d7adc119bbc8e44fe29cea4c981066556357f7014db4a275e6
[INFO] running `Command { std: "docker" "start" "-a" "65615a1cd58cf0d7adc119bbc8e44fe29cea4c981066556357f7014db4a275e6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "65615a1cd58cf0d7adc119bbc8e44fe29cea4c981066556357f7014db4a275e6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "65615a1cd58cf0d7adc119bbc8e44fe29cea4c981066556357f7014db4a275e6", kill_on_drop: false }`
[INFO] [stdout] 65615a1cd58cf0d7adc119bbc8e44fe29cea4c981066556357f7014db4a275e6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ef7e53a6216371738eb0abb41d56f4cd5abb50a92530483f7087572d10c32968
[INFO] running `Command { std: "docker" "start" "-a" "ef7e53a6216371738eb0abb41d56f4cd5abb50a92530483f7087572d10c32968", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.98
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]     Checking constant_time_eq v0.1.5
[INFO] [stderr]     Checking arrayvec v0.5.2
[INFO] [stderr]    Compiling blake3 v0.3.8 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking crypto-mac v0.8.0
[INFO] [stderr]     Checking getrandom v0.1.16
[INFO] [stderr]     Checking page_size v0.4.2
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `reference_impl`
[INFO] [stdout]    --> benches/bench.rs:353:42
[INFO] [stdout]     |
[INFO] [stdout] 353 |         let mut hasher = reference_impl::Hasher::new();
[INFO] [stdout]     |                                          ^^^^^^ not found in `reference_impl`
[INFO] [stdout]     |
[INFO] [stdout] help: consider importing one of these items
[INFO] [stdout]     |
[INFO] [stdout] 5   | use blake3::Hasher;
[INFO] [stdout]     |
[INFO] [stdout] 5   | use core::hash::Hasher;
[INFO] [stdout]     |
[INFO] [stdout] 5   | use std::hash::Hasher;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `reference_impl`
[INFO] [stdout]    --> src/test.rs:216:43
[INFO] [stdout]     |
[INFO] [stdout] 216 |     assert_eq!(1880, core::mem::size_of::<reference_impl::Hasher>());
[INFO] [stdout]     |                                           ^^^^^^^^^^^^^^ use of undeclared crate or module `reference_impl`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `reference_impl`
[INFO] [stdout]    --> src/test.rs:280:56
[INFO] [stdout]     |
[INFO] [stdout] 280 |             let mut reference_hasher = reference_impl::Hasher::new();
[INFO] [stdout]     |                                                        ^^^^^^ not found in `reference_impl`
[INFO] [stdout]     |
[INFO] [stdout] help: consider importing one of these items
[INFO] [stdout]     |
[INFO] [stdout] 1   | use core::hash::Hasher;
[INFO] [stdout]     |
[INFO] [stdout] 1   | use crate::Hasher;
[INFO] [stdout]     |
[INFO] [stdout] 1   | use std::hash::Hasher;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `reference_impl`
[INFO] [stdout]    --> src/test.rs:301:56
[INFO] [stdout]     |
[INFO] [stdout] 301 |             let mut reference_hasher = reference_impl::Hasher::new_keyed(&TEST_KEY);
[INFO] [stdout]     |                                                        ^^^^^^ not found in `reference_impl`
[INFO] [stdout]     |
[INFO] [stdout] help: consider importing one of these items
[INFO] [stdout]     |
[INFO] [stdout] 1   | use core::hash::Hasher;
[INFO] [stdout]     |
[INFO] [stdout] 1   | use crate::Hasher;
[INFO] [stdout]     |
[INFO] [stdout] 1   | use std::hash::Hasher;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `reference_impl`
[INFO] [stdout]    --> src/test.rs:323:56
[INFO] [stdout]     |
[INFO] [stdout] 323 |             let mut reference_hasher = reference_impl::Hasher::new_derive_key(context);
[INFO] [stdout]     |                                                        ^^^^^^ not found in `reference_impl`
[INFO] [stdout]     |
[INFO] [stdout] help: consider importing one of these items
[INFO] [stdout]     |
[INFO] [stdout] 1   | use core::hash::Hasher;
[INFO] [stdout]     |
[INFO] [stdout] 1   | use crate::Hasher;
[INFO] [stdout]     |
[INFO] [stdout] 1   | use std::hash::Hasher;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `reference_impl`
[INFO] [stdout]    --> src/test.rs:346:38
[INFO] [stdout]     |
[INFO] [stdout] 346 |     let mut hasher = reference_impl::Hasher::new();
[INFO] [stdout]     |                                      ^^^^^^ not found in `reference_impl`
[INFO] [stdout]     |
[INFO] [stdout] help: consider importing one of these items
[INFO] [stdout]     |
[INFO] [stdout] 1   | use core::hash::Hasher;
[INFO] [stdout]     |
[INFO] [stdout] 1   | use crate::Hasher;
[INFO] [stdout]     |
[INFO] [stdout] 1   | use std::hash::Hasher;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `blake3`
[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] [stdout] error: aborting due to 5 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "ef7e53a6216371738eb0abb41d56f4cd5abb50a92530483f7087572d10c32968", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ef7e53a6216371738eb0abb41d56f4cd5abb50a92530483f7087572d10c32968", kill_on_drop: false }`
[INFO] [stdout] ef7e53a6216371738eb0abb41d56f4cd5abb50a92530483f7087572d10c32968