[INFO] fetching crate blake3 0.3.7...
[INFO] checking blake3-0.3.7 against master#b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18 for pr-79470
[INFO] extracting crate blake3 0.3.7 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate blake3 0.3.7 on toolchain b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate blake3 0.3.7
[INFO] finished tweaking crates.io crate blake3 0.3.7
[INFO] tweaked toml for crates.io crate blake3 0.3.7 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 09a6de422a814b320d20e95fb019739d29a4fa3f6e4c48e40c6c44ef37e83bed
[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" "09a6de422a814b320d20e95fb019739d29a4fa3f6e4c48e40c6c44ef37e83bed", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "09a6de422a814b320d20e95fb019739d29a4fa3f6e4c48e40c6c44ef37e83bed", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "09a6de422a814b320d20e95fb019739d29a4fa3f6e4c48e40c6c44ef37e83bed", kill_on_drop: false }`
[INFO] [stdout] 09a6de422a814b320d20e95fb019739d29a4fa3f6e4c48e40c6c44ef37e83bed
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9475fd3b714f74f65004a9b2e69c09271cae776e060d4eeb916dee2da162cd27
[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" "9475fd3b714f74f65004a9b2e69c09271cae776e060d4eeb916dee2da162cd27", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.81
[INFO] [stderr]    Compiling typenum v1.12.0
[INFO] [stderr]    Compiling version_check v0.9.2
[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 v0.3.7 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling generic-array v0.14.4
[INFO] [stderr]     Checking getrandom v0.1.15
[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] [stderr]     Checking crypto-mac v0.8.0
[INFO] [stderr]     Checking digest v0.9.0
[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" "9475fd3b714f74f65004a9b2e69c09271cae776e060d4eeb916dee2da162cd27", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9475fd3b714f74f65004a9b2e69c09271cae776e060d4eeb916dee2da162cd27", kill_on_drop: false }`
[INFO] [stdout] 9475fd3b714f74f65004a9b2e69c09271cae776e060d4eeb916dee2da162cd27