[INFO] fetching crate merkle_light 0.4.0... [INFO] testing merkle_light-0.4.0 against master#562dee4820c458d823175268e41601d4c060588a for pr-154210-1 [INFO] extracting crate merkle_light 0.4.0 into /workspace/builds/worker-7-tc1/source [INFO] started tweaking crates.io crate merkle_light 0.4.0 [INFO] finished tweaking crates.io crate merkle_light 0.4.0 [INFO] tweaked toml for crates.io crate merkle_light 0.4.0 written to /workspace/builds/worker-7-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate merkle_light 0.4.0 on toolchain 562dee4820c458d823175268e41601d4c060588a [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate crates.io crate merkle_light 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" "+562dee4820c458d823175268e41601d4c060588a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded wasm-bindgen-backend v0.2.81 [INFO] [stderr] Downloaded wasm-bindgen-macro v0.2.81 [INFO] [stderr] Downloaded getrandom v0.2.7 [INFO] [stderr] Downloaded wasm-bindgen-shared v0.2.81 [INFO] [stderr] Downloaded wasm-bindgen-macro-support v0.2.81 [INFO] [stderr] Downloaded js-sys v0.3.58 [INFO] [stderr] Downloaded wasm-bindgen v0.2.81 [INFO] [stderr] Downloaded web-sys v0.3.58 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] b74fac360ca4f7fd2b8468a6111fcb4a105a4b7daa7c7cfb457044d21d5aa48b [INFO] running `Command { std: "docker" "start" "-a" "b74fac360ca4f7fd2b8468a6111fcb4a105a4b7daa7c7cfb457044d21d5aa48b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "b74fac360ca4f7fd2b8468a6111fcb4a105a4b7daa7c7cfb457044d21d5aa48b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b74fac360ca4f7fd2b8468a6111fcb4a105a4b7daa7c7cfb457044d21d5aa48b", kill_on_drop: false }` [INFO] [stdout] b74fac360ca4f7fd2b8468a6111fcb4a105a4b7daa7c7cfb457044d21d5aa48b [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] e1e0175fb4c28d0ed3979b196c88ee730cb3cdbe314cb29da088f78c34fd1fa7 [INFO] running `Command { std: "docker" "start" "-a" "e1e0175fb4c28d0ed3979b196c88ee730cb3cdbe314cb29da088f78c34fd1fa7", kill_on_drop: false }` [INFO] [stderr] Compiling merkle_light v0.4.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unexpected `cfg` condition value: `nightly` [INFO] [stdout] --> src/lib.rs:157:13 [INFO] [stdout] | [INFO] [stdout] 157 | #![cfg_attr(feature="nightly", allow(unstable_features))] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: expected values for `feature` are: `bitcoin`, `chaincore`, `crypto_bench`, `default`, `rand`, `ring`, `rust-crypto`, and `std` [INFO] [stdout] = help: consider adding `nightly` as a feature in `Cargo.toml` [INFO] [stdout] = note: see for more information about checking conditional configuration [INFO] [stdout] = note: `#[warn(unexpected_cfgs)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: unnecessary qualification [INFO] [stdout] --> src/hash_impl.rs:163:12 [INFO] [stdout] | [INFO] [stdout] 163 | if mem::size_of::() == mem::size_of::() { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] note: the lint level is defined here [INFO] [stdout] --> src/lib.rs:149:19 [INFO] [stdout] | [INFO] [stdout] 149 | missing_docs, unused_qualifications, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] help: remove the unnecessary path segments [INFO] [stdout] | [INFO] [stdout] 163 - if mem::size_of::() == mem::size_of::() { [INFO] [stdout] 163 + if size_of::() == mem::size_of::() { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: unnecessary qualification [INFO] [stdout] --> src/hash_impl.rs:163:38 [INFO] [stdout] | [INFO] [stdout] 163 | if mem::size_of::() == mem::size_of::() { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] help: remove the unnecessary path segments [INFO] [stdout] | [INFO] [stdout] 163 - if mem::size_of::() == mem::size_of::() { [INFO] [stdout] 163 + if mem::size_of::() == size_of::() { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: unnecessary qualification [INFO] [stdout] --> src/hash_impl.rs:178:12 [INFO] [stdout] | [INFO] [stdout] 178 | if mem::size_of::() == mem::size_of::() { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] help: remove the unnecessary path segments [INFO] [stdout] | [INFO] [stdout] 178 - if mem::size_of::() == mem::size_of::() { [INFO] [stdout] 178 + if size_of::() == mem::size_of::() { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: unnecessary qualification [INFO] [stdout] --> src/hash_impl.rs:178:38 [INFO] [stdout] | [INFO] [stdout] 178 | if mem::size_of::() == mem::size_of::() { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] help: remove the unnecessary path segments [INFO] [stdout] | [INFO] [stdout] 178 - if mem::size_of::() == mem::size_of::() { [INFO] [stdout] 178 + if mem::size_of::() == size_of::() { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `merkle_light` (lib) due to 4 previous errors; 1 warning emitted [INFO] running `Command { std: "docker" "inspect" "e1e0175fb4c28d0ed3979b196c88ee730cb3cdbe314cb29da088f78c34fd1fa7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e1e0175fb4c28d0ed3979b196c88ee730cb3cdbe314cb29da088f78c34fd1fa7", kill_on_drop: false }` [INFO] [stdout] e1e0175fb4c28d0ed3979b196c88ee730cb3cdbe314cb29da088f78c34fd1fa7