[INFO] fetching crate shoulda_core 0.2.0... [INFO] checking shoulda_core-0.2.0 against try#024378d9203a4009ed73d6db2681b88a8d74ce7a for pr-112160 [INFO] extracting crate shoulda_core 0.2.0 into /workspace/builds/worker-0-tc2/source [INFO] validating manifest of crates.io crate shoulda_core 0.2.0 on toolchain 024378d9203a4009ed73d6db2681b88a8d74ce7a [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+024378d9203a4009ed73d6db2681b88a8d74ce7a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate shoulda_core 0.2.0 [INFO] finished tweaking crates.io crate shoulda_core 0.2.0 [INFO] tweaked toml for crates.io crate shoulda_core 0.2.0 written to /workspace/builds/worker-0-tc2/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+024378d9203a4009ed73d6db2681b88a8d74ce7a" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+024378d9203a4009ed73d6db2681b88a8d74ce7a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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@sha256:19e73879b68f455e41552ea35293514db52ea292d993f571636dbffedb77a1ee" "/opt/rustwide/cargo-home/bin/cargo" "+024378d9203a4009ed73d6db2681b88a8d74ce7a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] e3769a3de39b97eb0a674b5a2f5882bdd2363d9d921df35c625dba0b2d5892ec [INFO] running `Command { std: "docker" "start" "-a" "e3769a3de39b97eb0a674b5a2f5882bdd2363d9d921df35c625dba0b2d5892ec", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "e3769a3de39b97eb0a674b5a2f5882bdd2363d9d921df35c625dba0b2d5892ec", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e3769a3de39b97eb0a674b5a2f5882bdd2363d9d921df35c625dba0b2d5892ec", kill_on_drop: false }` [INFO] [stdout] e3769a3de39b97eb0a674b5a2f5882bdd2363d9d921df35c625dba0b2d5892ec [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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@sha256:19e73879b68f455e41552ea35293514db52ea292d993f571636dbffedb77a1ee" "/opt/rustwide/cargo-home/bin/cargo" "+024378d9203a4009ed73d6db2681b88a8d74ce7a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] cbccf66319ad96db5c7fede2758ac80a1e6c25bfe00fb74cfbe0ec09e24d0658 [INFO] running `Command { std: "docker" "start" "-a" "cbccf66319ad96db5c7fede2758ac80a1e6c25bfe00fb74cfbe0ec09e24d0658", kill_on_drop: false }` [INFO] [stderr] Compiling syn v1.0.109 [INFO] [stderr] Compiling const_env_impl v0.1.2 [INFO] [stderr] Compiling impl-trait-for-tuples v0.2.2 [INFO] [stderr] Compiling const_env v0.1.2 [INFO] [stderr] Checking shoulda_core v0.2.0 (/opt/rustwide/workdir) [INFO] [stdout] error: call to `.borrow()` on a reference in this situation does nothing [INFO] [stdout] --> src/wrapper_types.rs:72:47 [INFO] [stdout] | [INFO] [stdout] 72 | self.get().should_eq::(&other.borrow().get()) [INFO] [stdout] | ^^^^^^^^^ unnecessary method call [INFO] [stdout] | [INFO] [stdout] = note: the type `Cell` does not implement `Borrow`, so calling `borrow` on `&Cell` copies the reference, which does not do anything and can be removed [INFO] [stdout] = note: `#[deny(noop_method_call)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: call to `.borrow()` on a reference in this situation does nothing [INFO] [stdout] --> src/wrapper_types.rs:72:47 [INFO] [stdout] | [INFO] [stdout] 72 | self.get().should_eq::(&other.borrow().get()) [INFO] [stdout] | ^^^^^^^^^ unnecessary method call [INFO] [stdout] | [INFO] [stdout] = note: the type `Cell` does not implement `Borrow`, so calling `borrow` on `&Cell` copies the reference, which does not do anything and can be removed [INFO] [stdout] = note: `#[deny(noop_method_call)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to previous error [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to previous error [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `shoulda_core` (lib) due to 2 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: could not compile `shoulda_core` (lib test) due to 2 previous errors [INFO] running `Command { std: "docker" "inspect" "cbccf66319ad96db5c7fede2758ac80a1e6c25bfe00fb74cfbe0ec09e24d0658", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "cbccf66319ad96db5c7fede2758ac80a1e6c25bfe00fb74cfbe0ec09e24d0658", kill_on_drop: false }` [INFO] [stdout] cbccf66319ad96db5c7fede2758ac80a1e6c25bfe00fb74cfbe0ec09e24d0658