[INFO] fetching crate enzyme 0.4.0... [INFO] checking enzyme-0.4.0 against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar [INFO] extracting crate enzyme 0.4.0 into /workspace/builds/worker-6-tc1/source [INFO] validating manifest of crates.io crate enzyme 0.4.0 on toolchain 385fa9d845dd326c6bbfd58c22244215e431948a [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [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-6-tc1/source/Cargo.toml [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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded filetime v0.2.15 [INFO] [stderr] Downloaded getrandom v0.2.3 [INFO] [stderr] Downloaded shlex v1.1.0 [INFO] [stderr] Downloaded openssl-probe v0.1.4 [INFO] [stderr] Downloaded schannel v0.1.19 [INFO] [stderr] Downloaded socket2 v0.4.2 [INFO] [stderr] Downloaded cexpr v0.4.0 [INFO] [stderr] Downloaded glob v0.3.0 [INFO] [stderr] Downloaded nom v5.1.2 [INFO] [stderr] Downloaded clang-sys v1.3.0 [INFO] [stderr] Downloaded regex v1.5.4 [INFO] [stderr] Downloaded bindgen v0.58.1 [INFO] [stderr] Downloaded proc-macro2 v1.0.34 [INFO] [stderr] Downloaded openssl-sys v0.9.72 [INFO] [stderr] Downloaded curl v0.4.41 [INFO] [stderr] Downloaded flate2 v1.0.22 [INFO] [stderr] Downloaded tar v0.4.38 [INFO] [stderr] Downloaded quote v1.0.10 [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-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] ef6a58bb5a0285a33d0536f81cc67935a8c5bb834704c77591080bcbc7c0f5f0 [INFO] running `Command { std: "docker" "start" "-a" "ef6a58bb5a0285a33d0536f81cc67935a8c5bb834704c77591080bcbc7c0f5f0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "ef6a58bb5a0285a33d0536f81cc67935a8c5bb834704c77591080bcbc7c0f5f0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ef6a58bb5a0285a33d0536f81cc67935a8c5bb834704c77591080bcbc7c0f5f0", kill_on_drop: false }` [INFO] [stdout] ef6a58bb5a0285a33d0536f81cc67935a8c5bb834704c77591080bcbc7c0f5f0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 88cbaac88e417820d9d9b42af47987850cf2ebcd11acf4f00946f9b0dfaacc7f [INFO] running `Command { std: "docker" "start" "-a" "88cbaac88e417820d9d9b42af47987850cf2ebcd11acf4f00946f9b0dfaacc7f", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.112 [INFO] [stderr] Compiling pkg-config v0.3.24 [INFO] [stderr] Compiling autocfg v1.0.1 [INFO] [stderr] Compiling cc v1.0.72 [INFO] [stderr] Compiling glob v0.3.0 [INFO] [stderr] Compiling version_check v0.9.3 [INFO] [stderr] Compiling memchr v2.4.1 [INFO] [stderr] Compiling proc-macro2 v1.0.34 [INFO] [stderr] Compiling nom v5.1.2 [INFO] [stderr] Compiling crc32fast v1.3.0 [INFO] [stderr] Compiling miniz_oxide v0.4.4 [INFO] [stderr] Compiling clang-sys v1.3.0 [INFO] [stderr] Checking unicode-xid v0.2.2 [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 quote v1.0.10 [INFO] [stderr] Checking shlex v1.1.0 [INFO] [stderr] Checking dirs-sys v0.3.6 [INFO] [stderr] Checking filetime v0.2.15 [INFO] [stderr] Checking socket2 v0.4.2 [INFO] [stderr] Compiling enzyme v0.4.0 (/opt/rustwide/workdir) [INFO] [stderr] Checking peeking_take_while v0.1.2 [INFO] [stderr] Checking rustc-hash v1.1.0 [INFO] [stderr] Checking openssl-probe v0.1.4 [INFO] [stderr] Checking lazycell v1.3.0 [INFO] [stderr] Checking flate2 v1.0.22 [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] Checking tar v0.4.38 [INFO] [stderr] Checking dirs v3.0.2 [INFO] [stderr] Checking cexpr v0.4.0 [INFO] [stderr] Checking regex v1.5.4 [INFO] [stdout] warning: the item `flate2` is imported redundantly [INFO] [stdout] --> src/code/downloader.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | use flate2; [INFO] [stdout] | ^^^^^^ the item `flate2` is already defined by prelude [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `bindgen` is imported redundantly [INFO] [stdout] --> src/code/generate_api.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use bindgen; [INFO] [stdout] | ^^^^^^^ the item `bindgen` is already defined by prelude [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `dirs` is imported redundantly [INFO] [stdout] --> src/code/utils.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use dirs; [INFO] [stdout] | ^^^^ the item `dirs` is already defined by prelude [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] [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: the item `flate2` is imported redundantly [INFO] [stdout] --> src/code/downloader.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | use flate2; [INFO] [stdout] | ^^^^^^ the item `flate2` is already defined by prelude [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `bindgen` is imported redundantly [INFO] [stdout] --> src/code/generate_api.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use bindgen; [INFO] [stdout] | ^^^^^^^ the item `bindgen` is already defined by prelude [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `dirs` is imported redundantly [INFO] [stdout] --> src/code/utils.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use dirs; [INFO] [stdout] | ^^^^ the item `dirs` is already defined by prelude [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] [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: 7 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 7 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 17.67s [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 2` [INFO] running `Command { std: "docker" "inspect" "88cbaac88e417820d9d9b42af47987850cf2ebcd11acf4f00946f9b0dfaacc7f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "88cbaac88e417820d9d9b42af47987850cf2ebcd11acf4f00946f9b0dfaacc7f", kill_on_drop: false }` [INFO] [stdout] 88cbaac88e417820d9d9b42af47987850cf2ebcd11acf4f00946f9b0dfaacc7f