[INFO] fetching crate merkle_light 0.4.0... [INFO] testing merkle_light-0.4.0 against master#c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38 for pr-146098-8 [INFO] extracting crate merkle_light 0.4.0 into /workspace/builds/worker-2-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-2-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate merkle_light 0.4.0 on toolchain c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "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" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded rand v0.3.23 [INFO] [stderr] Downloaded wasi v0.10.0+wasi-snapshot-preview1 [INFO] [stderr] Downloaded wasm-bindgen-shared v0.2.81 [INFO] [stderr] Downloaded rand v0.4.6 [INFO] [stderr] Downloaded rand_core v0.6.3 [INFO] [stderr] Downloaded ppv-lite86 v0.2.16 [INFO] [stderr] Downloaded getrandom v0.2.7 [INFO] [stderr] Downloaded quote v1.0.20 [INFO] [stderr] Downloaded cc v1.0.73 [INFO] [stderr] Downloaded proc-macro2 v1.0.40 [INFO] [stderr] Downloaded js-sys v0.3.58 [INFO] [stderr] Downloaded bumpalo v3.10.0 [INFO] [stderr] Downloaded rustc-serialize v0.3.24 [INFO] [stderr] Downloaded unicode-ident v1.0.1 [INFO] [stderr] Downloaded wasm-bindgen-backend v0.2.81 [INFO] [stderr] Downloaded gcc v0.3.55 [INFO] [stderr] Downloaded wasm-bindgen v0.2.81 [INFO] [stderr] Downloaded once_cell v1.12.0 [INFO] [stderr] Downloaded wasm-bindgen-macro v0.2.81 [INFO] [stderr] Downloaded wasm-bindgen-macro-support v0.2.81 [INFO] [stderr] Downloaded syn v1.0.98 [INFO] [stderr] Downloaded spin v0.5.2 [INFO] [stderr] Downloaded untrusted v0.7.1 [INFO] [stderr] Downloaded time v0.1.44 [INFO] [stderr] Downloaded libc v0.2.126 [INFO] [stderr] Downloaded web-sys v0.3.58 [INFO] [stderr] Downloaded rust-crypto v0.2.36 [INFO] [stderr] Downloaded ring v0.16.20 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] d6deba7499537ca68d25f59b23646481dc4f04cd671782cce13ffba0e220d848 [INFO] running `Command { std: "docker" "start" "-a" "d6deba7499537ca68d25f59b23646481dc4f04cd671782cce13ffba0e220d848", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "d6deba7499537ca68d25f59b23646481dc4f04cd671782cce13ffba0e220d848", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d6deba7499537ca68d25f59b23646481dc4f04cd671782cce13ffba0e220d848", kill_on_drop: false }` [INFO] [stdout] d6deba7499537ca68d25f59b23646481dc4f04cd671782cce13ffba0e220d848 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 9cf1af5a7facbc7994c39fa954150278eb7a95d14b8f8c1e0e2154b35b1c5fcc [INFO] running `Command { std: "docker" "start" "-a" "9cf1af5a7facbc7994c39fa954150278eb7a95d14b8f8c1e0e2154b35b1c5fcc", 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" "9cf1af5a7facbc7994c39fa954150278eb7a95d14b8f8c1e0e2154b35b1c5fcc", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9cf1af5a7facbc7994c39fa954150278eb7a95d14b8f8c1e0e2154b35b1c5fcc", kill_on_drop: false }` [INFO] [stdout] 9cf1af5a7facbc7994c39fa954150278eb7a95d14b8f8c1e0e2154b35b1c5fcc