[INFO] fetching crate enzyme 0.4.0...
[INFO] checking enzyme-0.4.0 against master#bca37a20bd376ce3fd138e7cdee7fe704e0f8814 for pr-139493-3
[INFO] extracting crate enzyme 0.4.0 into /workspace/builds/worker-0-tc1/source
[INFO] started tweaking crates.io crate enzyme 0.4.0
[INFO] finished tweaking crates.io crate enzyme 0.4.0
[INFO] tweaked toml for crates.io crate enzyme 0.4.0 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate enzyme 0.4.0 on toolchain bca37a20bd376ce3fd138e7cdee7fe704e0f8814
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+bca37a20bd376ce3fd138e7cdee7fe704e0f8814" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate enzyme 0.4.0 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" "+bca37a20bd376ce3fd138e7cdee7fe704e0f8814" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded curl v0.4.41
[INFO] [stderr]   Downloaded bindgen v0.58.1
[INFO] [stderr]   Downloaded curl-sys v0.4.51+curl-7.80.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+bca37a20bd376ce3fd138e7cdee7fe704e0f8814" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7938ef209763fc862e268472e386aaf9d0de574b268d82fb24f873c2107d3606
[INFO] running `Command { std: "docker" "start" "-a" "7938ef209763fc862e268472e386aaf9d0de574b268d82fb24f873c2107d3606", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7938ef209763fc862e268472e386aaf9d0de574b268d82fb24f873c2107d3606", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7938ef209763fc862e268472e386aaf9d0de574b268d82fb24f873c2107d3606", kill_on_drop: false }`
[INFO] [stdout] 7938ef209763fc862e268472e386aaf9d0de574b268d82fb24f873c2107d3606
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+bca37a20bd376ce3fd138e7cdee7fe704e0f8814" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6df31b4da92c65f676037b1aaf9981bdd0cdd88fd96a791be355dcb36646e29b
[INFO] running `Command { std: "docker" "start" "-a" "6df31b4da92c65f676037b1aaf9981bdd0cdd88fd96a791be355dcb36646e29b", kill_on_drop: false }`
[INFO] [stderr]    Compiling pkg-config v0.3.24
[INFO] [stderr]    Compiling proc-macro2 v1.0.34
[INFO] [stderr]     Checking unicode-xid v0.2.2
[INFO] [stderr]    Compiling clang-sys v1.3.0
[INFO] [stderr]    Compiling crc32fast v1.3.0
[INFO] [stderr]    Compiling nom v5.1.2
[INFO] [stderr]    Compiling bindgen v0.58.1
[INFO] [stderr]    Compiling curl v0.4.41
[INFO] [stderr]     Checking regex-syntax v0.6.25
[INFO] [stderr]     Checking filetime v0.2.15
[INFO] [stderr]     Checking socket2 v0.4.2
[INFO] [stderr]     Checking dirs-sys v0.3.6
[INFO] [stderr]     Checking peeking_take_while v0.1.2
[INFO] [stderr]     Checking shlex v1.1.0
[INFO] [stderr]    Compiling openssl-sys v0.9.72
[INFO] [stderr]    Compiling libz-sys v1.1.3
[INFO] [stderr]    Compiling curl-sys v0.4.51+curl-7.80.0
[INFO] [stderr]    Compiling enzyme v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking quote v1.0.10
[INFO] [stderr]     Checking dirs v3.0.2
[INFO] [stderr]     Checking flate2 v1.0.22
[INFO] [stderr]     Checking tar v0.4.38
[INFO] [stderr]     Checking regex v1.5.4
[INFO] [stderr]     Checking cexpr v0.4.0
[INFO] [stdout] warning: unused import: `utils::Repo`
[INFO] [stdout]  --> src/code/mod.rs:7:9
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub use utils::Repo;
[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 import: `compile::build`
[INFO] [stdout]  --> src/code/mod.rs:8:9
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub use compile::build;
[INFO] [stdout]   |         ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `downloader::download`
[INFO] [stdout]  --> src/code/mod.rs:9:9
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub use downloader::download;
[INFO] [stdout]   |         ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `generate_api::generate_bindings`
[INFO] [stdout]   --> src/code/mod.rs:10:9
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub use generate_api::generate_bindings;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `utils::Repo`
[INFO] [stdout]  --> src/code/mod.rs:7:9
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub use utils::Repo;
[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 import: `compile::build`
[INFO] [stdout]  --> src/code/mod.rs:8:9
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub use compile::build;
[INFO] [stdout]   |         ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `downloader::download`
[INFO] [stdout]  --> src/code/mod.rs:9:9
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub use downloader::download;
[INFO] [stdout]   |         ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `generate_api::generate_bindings`
[INFO] [stdout]   --> src/code/mod.rs:10:9
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub use generate_api::generate_bindings;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 12.20s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: bindgen v0.58.1, nom v5.1.2
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 12`
[INFO] running `Command { std: "docker" "inspect" "6df31b4da92c65f676037b1aaf9981bdd0cdd88fd96a791be355dcb36646e29b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6df31b4da92c65f676037b1aaf9981bdd0cdd88fd96a791be355dcb36646e29b", kill_on_drop: false }`
[INFO] [stdout] 6df31b4da92c65f676037b1aaf9981bdd0cdd88fd96a791be355dcb36646e29b