[INFO] fetching crate pre-rfc3243-libtw2-huffman 0.1.0...
[INFO] checking pre-rfc3243-libtw2-huffman-0.1.0 against try#c659ee110de67e82444e4b6c8407c1a9af9c2cf6 for pr-145608-1
[INFO] extracting crate pre-rfc3243-libtw2-huffman 0.1.0 into /workspace/builds/worker-3-tc2/source
[INFO] started tweaking crates.io crate pre-rfc3243-libtw2-huffman 0.1.0
[INFO] finished tweaking crates.io crate pre-rfc3243-libtw2-huffman 0.1.0
[INFO] tweaked toml for crates.io crate pre-rfc3243-libtw2-huffman 0.1.0 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate pre-rfc3243-libtw2-huffman 0.1.0 on toolchain c659ee110de67e82444e4b6c8407c1a9af9c2cf6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate pre-rfc3243-libtw2-huffman 0.1.0 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" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 28d26df08f85495638a152fa0d9fde94ad492e67a7a829adc10162017d9b5d2c
[INFO] running `Command { std: "docker" "start" "-a" "28d26df08f85495638a152fa0d9fde94ad492e67a7a829adc10162017d9b5d2c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "28d26df08f85495638a152fa0d9fde94ad492e67a7a829adc10162017d9b5d2c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "28d26df08f85495638a152fa0d9fde94ad492e67a7a829adc10162017d9b5d2c", kill_on_drop: false }`
[INFO] [stdout] 28d26df08f85495638a152fa0d9fde94ad492e67a7a829adc10162017d9b5d2c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 73e6bb71fa099c0e3f6e888b1e5ecdcfdd817214b77b1fdd4f94ddff2fec9d00
[INFO] running `Command { std: "docker" "start" "-a" "73e6bb71fa099c0e3f6e888b1e5ecdcfdd817214b77b1fdd4f94ddff2fec9d00", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.88
[INFO] [stderr]    Compiling winapi-build v0.1.1
[INFO] [stderr]     Checking winapi v0.2.8
[INFO] [stderr]    Compiling byteorder v1.3.1
[INFO] [stderr]     Checking cfg-if v0.1.7
[INFO] [stderr]     Checking mac v0.0.2
[INFO] [stderr]     Checking regex-syntax v0.3.9
[INFO] [stderr]     Checking utf8-ranges v0.1.3
[INFO] [stderr]     Checking itertools v0.4.19
[INFO] [stderr]     Checking bencher v0.1.5
[INFO] [stderr]     Checking buffer v0.1.9
[INFO] [stderr]     Checking log v0.4.6
[INFO] [stderr]    Compiling kernel32-sys v0.2.2
[INFO] [stderr]     Checking log v0.3.9
[INFO] [stderr]     Checking zerocopy v0.7.32
[INFO] [stderr]     Checking thread-id v2.0.0
[INFO] [stderr]     Checking memchr v0.1.11
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]     Checking thread_local v0.2.7
[INFO] [stderr]     Checking aho-corasick v0.5.3
[INFO] [stderr]     Checking regex v0.1.80
[INFO] [stderr]     Checking pre-rfc3243-libtw2-common v0.1.0
[INFO] [stderr]     Checking rand v0.3.23
[INFO] [stderr]     Checking pre-rfc3243-libtw2-huffman v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking env_logger v0.3.5
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/lib.rs:452:17
[INFO] [stdout]     |
[INFO] [stdout] 452 |     pub fn repr(&self) -> Repr {
[INFO] [stdout]     |                 ^^^^^     ---- the same lifetime is hidden here
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 452 |     pub fn repr(&self) -> Repr<'_> {
[INFO] [stdout]     |                               ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking quickcheck v0.4.1
[INFO] [stdout] error[E0432]: unresolved import `libtw2_huffman_reference`
[INFO] [stdout]  --> benches/compression.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | use libtw2_huffman_reference::Huffman as HuffmanReference;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^ use of unresolved module or unlinked crate `libtw2_huffman_reference`
[INFO] [stdout]   |
[INFO] [stdout]   = help: if you wanted to use a crate named `libtw2_huffman_reference`, use `cargo add libtw2_huffman_reference` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `pre-rfc3243-libtw2-huffman` (bench "compression") due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/lib.rs:452:17
[INFO] [stdout]     |
[INFO] [stdout] 452 |     pub fn repr(&self) -> Repr {
[INFO] [stdout]     |                 ^^^^^     ---- the same lifetime is hidden here
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 452 |     pub fn repr(&self) -> Repr<'_> {
[INFO] [stdout]     |                               ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "73e6bb71fa099c0e3f6e888b1e5ecdcfdd817214b77b1fdd4f94ddff2fec9d00", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "73e6bb71fa099c0e3f6e888b1e5ecdcfdd817214b77b1fdd4f94ddff2fec9d00", kill_on_drop: false }`
[INFO] [stdout] 73e6bb71fa099c0e3f6e888b1e5ecdcfdd817214b77b1fdd4f94ddff2fec9d00