[INFO] fetching crate enzyme 0.4.0...
[INFO] checking enzyme-0.4.0 against master#cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c for pr-143170
[INFO] extracting crate enzyme 0.4.0 into /workspace/builds/worker-3-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-3-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate enzyme 0.4.0 on toolchain cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "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" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded curl v0.4.41
[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-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 21faaa702d1c521e7f8dcf006e7a9ec28a63b2d5aa1e750052c214fb9e1f5285
[INFO] running `Command { std: "docker" "start" "-a" "21faaa702d1c521e7f8dcf006e7a9ec28a63b2d5aa1e750052c214fb9e1f5285", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "21faaa702d1c521e7f8dcf006e7a9ec28a63b2d5aa1e750052c214fb9e1f5285", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "21faaa702d1c521e7f8dcf006e7a9ec28a63b2d5aa1e750052c214fb9e1f5285", kill_on_drop: false }`
[INFO] [stdout] 21faaa702d1c521e7f8dcf006e7a9ec28a63b2d5aa1e750052c214fb9e1f5285
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cbd1069e1b34a958f5c7954007911224ade99c3564995588fce77561d034d704
[INFO] running `Command { std: "docker" "start" "-a" "cbd1069e1b34a958f5c7954007911224ade99c3564995588fce77561d034d704", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.112
[INFO] [stderr]    Compiling pkg-config v0.3.24
[INFO] [stderr]    Compiling cc v1.0.72
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling version_check v0.9.3
[INFO] [stderr]    Compiling glob v0.3.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.34
[INFO] [stderr]    Compiling crc32fast v1.3.0
[INFO] [stderr]    Compiling curl v0.4.41
[INFO] [stderr]     Checking regex-syntax v0.6.25
[INFO] [stderr]    Compiling bindgen v0.58.1
[INFO] [stderr]     Checking lazycell v1.3.0
[INFO] [stderr]     Checking rustc-hash v1.1.0
[INFO] [stderr]     Checking shlex v1.1.0
[INFO] [stderr]    Compiling enzyme v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking peeking_take_while v0.1.2
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking openssl-probe v0.1.4
[INFO] [stderr]    Compiling nom v5.1.2
[INFO] [stderr]    Compiling clang-sys v1.3.0
[INFO] [stderr]     Checking quote v1.0.10
[INFO] [stderr]    Compiling libz-sys v1.1.3
[INFO] [stderr]    Compiling openssl-sys v0.9.72
[INFO] [stderr]    Compiling curl-sys v0.4.51+curl-7.80.0
[INFO] [stderr]     Checking dirs-sys v0.3.6
[INFO] [stderr]     Checking socket2 v0.4.2
[INFO] [stderr]     Checking filetime v0.2.15
[INFO] [stderr]     Checking flate2 v1.0.22
[INFO] [stderr]     Checking dirs v3.0.2
[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)]` 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)]` 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 10.35s
[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 1`
[INFO] running `Command { std: "docker" "inspect" "cbd1069e1b34a958f5c7954007911224ade99c3564995588fce77561d034d704", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cbd1069e1b34a958f5c7954007911224ade99c3564995588fce77561d034d704", kill_on_drop: false }`
[INFO] [stdout] cbd1069e1b34a958f5c7954007911224ade99c3564995588fce77561d034d704