[INFO] fetching crate emf-core-base-rs 0.1.3...
[INFO] checking emf-core-base-rs-0.1.3 against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar
[INFO] extracting crate emf-core-base-rs 0.1.3 into /workspace/builds/worker-2-tc1/source
[INFO] validating manifest of crates.io crate emf-core-base-rs 0.1.3 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 emf-core-base-rs 0.1.3
[INFO] finished tweaking crates.io crate emf-core-base-rs 0.1.3
[INFO] tweaked toml for crates.io crate emf-core-base-rs 0.1.3 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 13 packages
[INFO] [stderr]       Adding object v0.32.2 (latest: v0.34.0)
[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 emf-core-base-rs-ffi v0.1.2
[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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4bbf38be0a05ce06f84d0fee8bebb14a7e2c17c5d6ab7ff67f4a8e7413e61706
[INFO] running `Command { std: "docker" "start" "-a" "4bbf38be0a05ce06f84d0fee8bebb14a7e2c17c5d6ab7ff67f4a8e7413e61706", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4bbf38be0a05ce06f84d0fee8bebb14a7e2c17c5d6ab7ff67f4a8e7413e61706", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4bbf38be0a05ce06f84d0fee8bebb14a7e2c17c5d6ab7ff67f4a8e7413e61706", kill_on_drop: false }`
[INFO] [stdout] 4bbf38be0a05ce06f84d0fee8bebb14a7e2c17c5d6ab7ff67f4a8e7413e61706
[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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d231e180dd78ea91bba9554313b6c03e20b5ca6d8da3c44301134d4d24e45c39
[INFO] running `Command { std: "docker" "start" "-a" "d231e180dd78ea91bba9554313b6c03e20b5ca6d8da3c44301134d4d24e45c39", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.153
[INFO] [stderr]    Compiling backtrace v0.3.71
[INFO] [stderr]     Checking memchr v2.7.2
[INFO] [stderr]     Checking gimli v0.28.1
[INFO] [stderr]     Checking rustc-demangle v0.1.23
[INFO] [stderr]     Checking emf-core-base-rs-ffi v0.1.2
[INFO] [stderr]     Checking miniz_oxide v0.7.2
[INFO] [stderr]     Checking object v0.32.2
[INFO] [stderr]     Checking addr2line v0.21.0
[INFO] [stderr]     Checking emf-core-base-rs v0.1.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the feature `const_fn_trait_bound` has been stable since 1.61.0 and no longer requires an attribute to enable
[INFO] [stdout]  --> src/lib.rs:5:12
[INFO] [stdout]   |
[INFO] [stdout] 5 | #![feature(const_fn_trait_bound)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `const_fn_trait_bound` has been stable since 1.61.0 and no longer requires an attribute to enable
[INFO] [stdout]  --> src/lib.rs:5:12
[INFO] [stdout]   |
[INFO] [stdout] 5 | #![feature(const_fn_trait_bound)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.borrow()` on a reference in this situation does nothing
[INFO] [stdout]    --> src/library/library_loader.rs:481:25
[INFO] [stdout]     |
[INFO] [stdout] 481 |                 internal.borrow().as_handle(),
[INFO] [stdout]     |                         ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: the type `InternalLibrary<O>` does not implement `Borrow`, so calling `borrow` on `&InternalLibrary<O>` copies the reference, which does not do anything and can be removed
[INFO] [stdout]     = note: `#[warn(noop_method_call)]` on by default
[INFO] [stdout] help: remove this redundant call
[INFO] [stdout]     |
[INFO] [stdout] 481 -                 internal.borrow().as_handle(),
[INFO] [stdout] 481 +                 internal.as_handle(),
[INFO] [stdout]     |
[INFO] [stdout] help: if you meant to clone `InternalLibrary<O>`, implement `Clone` for it
[INFO] [stdout]    --> src/library.rs:159:1
[INFO] [stdout]     |
[INFO] [stdout] 159 + #[derive(Clone)]
[INFO] [stdout] 160 | pub struct InternalLibrary<O> {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.borrow()` on a reference in this situation does nothing
[INFO] [stdout]    --> src/library/library_loader.rs:504:25
[INFO] [stdout]     |
[INFO] [stdout] 504 |                 internal.borrow().as_handle(),
[INFO] [stdout]     |                         ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: the type `InternalLibrary<O>` does not implement `Borrow`, so calling `borrow` on `&InternalLibrary<O>` copies the reference, which does not do anything and can be removed
[INFO] [stdout] help: remove this redundant call
[INFO] [stdout]     |
[INFO] [stdout] 504 -                 internal.borrow().as_handle(),
[INFO] [stdout] 504 +                 internal.as_handle(),
[INFO] [stdout]     |
[INFO] [stdout] help: if you meant to clone `InternalLibrary<O>`, implement `Clone` for it
[INFO] [stdout]    --> src/library.rs:159:1
[INFO] [stdout]     |
[INFO] [stdout] 159 + #[derive(Clone)]
[INFO] [stdout] 160 | pub struct InternalLibrary<O> {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.borrow()` on a reference in this situation does nothing
[INFO] [stdout]    --> src/library/library_loader.rs:801:40
[INFO] [stdout]     |
[INFO] [stdout] 801 |             .get_native_handle(internal.borrow().as_handle())
[INFO] [stdout]     |                                        ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: the type `InternalLibrary<O>` does not implement `Borrow`, so calling `borrow` on `&InternalLibrary<O>` copies the reference, which does not do anything and can be removed
[INFO] [stdout] help: remove this redundant call
[INFO] [stdout]     |
[INFO] [stdout] 801 -             .get_native_handle(internal.borrow().as_handle())
[INFO] [stdout] 801 +             .get_native_handle(internal.as_handle())
[INFO] [stdout]     |
[INFO] [stdout] help: if you meant to clone `InternalLibrary<O>`, implement `Clone` for it
[INFO] [stdout]    --> src/library.rs:159:1
[INFO] [stdout]     |
[INFO] [stdout] 159 + #[derive(Clone)]
[INFO] [stdout] 160 | pub struct InternalLibrary<O> {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.borrow()` on a reference in this situation does nothing
[INFO] [stdout]    --> src/library/library_loader.rs:481:25
[INFO] [stdout]     |
[INFO] [stdout] 481 |                 internal.borrow().as_handle(),
[INFO] [stdout]     |                         ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: the type `InternalLibrary<O>` does not implement `Borrow`, so calling `borrow` on `&InternalLibrary<O>` copies the reference, which does not do anything and can be removed
[INFO] [stdout]     = note: `#[warn(noop_method_call)]` on by default
[INFO] [stdout] help: remove this redundant call
[INFO] [stdout]     |
[INFO] [stdout] 481 -                 internal.borrow().as_handle(),
[INFO] [stdout] 481 +                 internal.as_handle(),
[INFO] [stdout]     |
[INFO] [stdout] help: if you meant to clone `InternalLibrary<O>`, implement `Clone` for it
[INFO] [stdout]    --> src/library.rs:159:1
[INFO] [stdout]     |
[INFO] [stdout] 159 + #[derive(Clone)]
[INFO] [stdout] 160 | pub struct InternalLibrary<O> {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.borrow()` on a reference in this situation does nothing
[INFO] [stdout]    --> src/library/library_loader.rs:504:25
[INFO] [stdout]     |
[INFO] [stdout] 504 |                 internal.borrow().as_handle(),
[INFO] [stdout]     |                         ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: the type `InternalLibrary<O>` does not implement `Borrow`, so calling `borrow` on `&InternalLibrary<O>` copies the reference, which does not do anything and can be removed
[INFO] [stdout] help: remove this redundant call
[INFO] [stdout]     |
[INFO] [stdout] 504 -                 internal.borrow().as_handle(),
[INFO] [stdout] 504 +                 internal.as_handle(),
[INFO] [stdout]     |
[INFO] [stdout] help: if you meant to clone `InternalLibrary<O>`, implement `Clone` for it
[INFO] [stdout]    --> src/library.rs:159:1
[INFO] [stdout]     |
[INFO] [stdout] 159 + #[derive(Clone)]
[INFO] [stdout] 160 | pub struct InternalLibrary<O> {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.borrow()` on a reference in this situation does nothing
[INFO] [stdout]    --> src/library/library_loader.rs:801:40
[INFO] [stdout]     |
[INFO] [stdout] 801 |             .get_native_handle(internal.borrow().as_handle())
[INFO] [stdout]     |                                        ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: the type `InternalLibrary<O>` does not implement `Borrow`, so calling `borrow` on `&InternalLibrary<O>` copies the reference, which does not do anything and can be removed
[INFO] [stdout] help: remove this redundant call
[INFO] [stdout]     |
[INFO] [stdout] 801 -             .get_native_handle(internal.borrow().as_handle())
[INFO] [stdout] 801 +             .get_native_handle(internal.as_handle())
[INFO] [stdout]     |
[INFO] [stdout] help: if you meant to clone `InternalLibrary<O>`, implement `Clone` for it
[INFO] [stdout]    --> src/library.rs:159:1
[INFO] [stdout]     |
[INFO] [stdout] 159 + #[derive(Clone)]
[INFO] [stdout] 160 | pub struct InternalLibrary<O> {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 10.52s
[INFO] running `Command { std: "docker" "inspect" "d231e180dd78ea91bba9554313b6c03e20b5ca6d8da3c44301134d4d24e45c39", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d231e180dd78ea91bba9554313b6c03e20b5ca6d8da3c44301134d4d24e45c39", kill_on_drop: false }`
[INFO] [stdout] d231e180dd78ea91bba9554313b6c03e20b5ca6d8da3c44301134d4d24e45c39
[INFO] checking emf-core-base-rs-0.1.3 against try#645bb72776a6a56a1a8f52631a44bd082b2ba509 for absurd-question-mark-desugar
[INFO] extracting crate emf-core-base-rs 0.1.3 into /workspace/builds/worker-2-tc2/source
[INFO] validating manifest of crates.io crate emf-core-base-rs 0.1.3 on toolchain 645bb72776a6a56a1a8f52631a44bd082b2ba509
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate emf-core-base-rs 0.1.3
[INFO] finished tweaking crates.io crate emf-core-base-rs 0.1.3
[INFO] tweaked toml for crates.io crate emf-core-base-rs 0.1.3 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "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" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9f6c3ce69e22dcd5f9f7365a7a2f894d87c9f400a5640f01c9edddb0633f1909
[INFO] running `Command { std: "docker" "start" "-a" "9f6c3ce69e22dcd5f9f7365a7a2f894d87c9f400a5640f01c9edddb0633f1909", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9f6c3ce69e22dcd5f9f7365a7a2f894d87c9f400a5640f01c9edddb0633f1909", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9f6c3ce69e22dcd5f9f7365a7a2f894d87c9f400a5640f01c9edddb0633f1909", kill_on_drop: false }`
[INFO] [stdout] 9f6c3ce69e22dcd5f9f7365a7a2f894d87c9f400a5640f01c9edddb0633f1909
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d5dfbcb5c3061edad071d9d9bc5ba6f050c25ab38ad0f74f58fb549eed7c0fa2
[INFO] running `Command { std: "docker" "start" "-a" "d5dfbcb5c3061edad071d9d9bc5ba6f050c25ab38ad0f74f58fb549eed7c0fa2", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.153
[INFO] [stderr]    Compiling backtrace v0.3.71
[INFO] [stderr]     Checking memchr v2.7.2
[INFO] [stderr]     Checking gimli v0.28.1
[INFO] [stderr]     Checking miniz_oxide v0.7.2
[INFO] [stderr]     Checking rustc-demangle v0.1.23
[INFO] [stderr]     Checking emf-core-base-rs-ffi v0.1.2
[INFO] [stderr]     Checking object v0.32.2
[INFO] [stderr]     Checking addr2line v0.21.0
[INFO] [stderr]     Checking emf-core-base-rs v0.1.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the feature `const_fn_trait_bound` has been stable since 1.61.0 and no longer requires an attribute to enable
[INFO] [stdout]  --> src/lib.rs:5:12
[INFO] [stdout]   |
[INFO] [stdout] 5 | #![feature(const_fn_trait_bound)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `const_fn_trait_bound` has been stable since 1.61.0 and no longer requires an attribute to enable
[INFO] [stdout]  --> src/lib.rs:5:12
[INFO] [stdout]   |
[INFO] [stdout] 5 | #![feature(const_fn_trait_bound)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.borrow()` on a reference in this situation does nothing
[INFO] [stdout]    --> src/library/library_loader.rs:481:25
[INFO] [stdout]     |
[INFO] [stdout] 481 |                 internal.borrow().as_handle(),
[INFO] [stdout]     |                         ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: the type `InternalLibrary<O>` does not implement `Borrow`, so calling `borrow` on `&InternalLibrary<O>` copies the reference, which does not do anything and can be removed
[INFO] [stdout]     = note: `#[warn(noop_method_call)]` on by default
[INFO] [stdout] help: remove this redundant call
[INFO] [stdout]     |
[INFO] [stdout] 481 -                 internal.borrow().as_handle(),
[INFO] [stdout] 481 +                 internal.as_handle(),
[INFO] [stdout]     |
[INFO] [stdout] help: if you meant to clone `InternalLibrary<O>`, implement `Clone` for it
[INFO] [stdout]    --> src/library.rs:159:1
[INFO] [stdout]     |
[INFO] [stdout] 159 + #[derive(Clone)]
[INFO] [stdout] 160 | pub struct InternalLibrary<O> {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.borrow()` on a reference in this situation does nothing
[INFO] [stdout]    --> src/library/library_loader.rs:504:25
[INFO] [stdout]     |
[INFO] [stdout] 504 |                 internal.borrow().as_handle(),
[INFO] [stdout]     |                         ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: the type `InternalLibrary<O>` does not implement `Borrow`, so calling `borrow` on `&InternalLibrary<O>` copies the reference, which does not do anything and can be removed
[INFO] [stdout] help: remove this redundant call
[INFO] [stdout]     |
[INFO] [stdout] 504 -                 internal.borrow().as_handle(),
[INFO] [stdout] 504 +                 internal.as_handle(),
[INFO] [stdout]     |
[INFO] [stdout] help: if you meant to clone `InternalLibrary<O>`, implement `Clone` for it
[INFO] [stdout]    --> src/library.rs:159:1
[INFO] [stdout]     |
[INFO] [stdout] 159 + #[derive(Clone)]
[INFO] [stdout] 160 | pub struct InternalLibrary<O> {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.borrow()` on a reference in this situation does nothing
[INFO] [stdout]    --> src/library/library_loader.rs:801:40
[INFO] [stdout]     |
[INFO] [stdout] 801 |             .get_native_handle(internal.borrow().as_handle())
[INFO] [stdout]     |                                        ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: the type `InternalLibrary<O>` does not implement `Borrow`, so calling `borrow` on `&InternalLibrary<O>` copies the reference, which does not do anything and can be removed
[INFO] [stdout] help: remove this redundant call
[INFO] [stdout]     |
[INFO] [stdout] 801 -             .get_native_handle(internal.borrow().as_handle())
[INFO] [stdout] 801 +             .get_native_handle(internal.as_handle())
[INFO] [stdout]     |
[INFO] [stdout] help: if you meant to clone `InternalLibrary<O>`, implement `Clone` for it
[INFO] [stdout]    --> src/library.rs:159:1
[INFO] [stdout]     |
[INFO] [stdout] 159 + #[derive(Clone)]
[INFO] [stdout] 160 | pub struct InternalLibrary<O> {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.borrow()` on a reference in this situation does nothing
[INFO] [stdout]    --> src/library/library_loader.rs:481:25
[INFO] [stdout]     |
[INFO] [stdout] 481 |                 internal.borrow().as_handle(),
[INFO] [stdout]     |                         ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: the type `InternalLibrary<O>` does not implement `Borrow`, so calling `borrow` on `&InternalLibrary<O>` copies the reference, which does not do anything and can be removed
[INFO] [stdout]     = note: `#[warn(noop_method_call)]` on by default
[INFO] [stdout] help: remove this redundant call
[INFO] [stdout]     |
[INFO] [stdout] 481 -                 internal.borrow().as_handle(),
[INFO] [stdout] 481 +                 internal.as_handle(),
[INFO] [stdout]     |
[INFO] [stdout] help: if you meant to clone `InternalLibrary<O>`, implement `Clone` for it
[INFO] [stdout]    --> src/library.rs:159:1
[INFO] [stdout]     |
[INFO] [stdout] 159 + #[derive(Clone)]
[INFO] [stdout] 160 | pub struct InternalLibrary<O> {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.borrow()` on a reference in this situation does nothing
[INFO] [stdout]    --> src/library/library_loader.rs:504:25
[INFO] [stdout]     |
[INFO] [stdout] 504 |                 internal.borrow().as_handle(),
[INFO] [stdout]     |                         ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: the type `InternalLibrary<O>` does not implement `Borrow`, so calling `borrow` on `&InternalLibrary<O>` copies the reference, which does not do anything and can be removed
[INFO] [stdout] help: remove this redundant call
[INFO] [stdout]     |
[INFO] [stdout] 504 -                 internal.borrow().as_handle(),
[INFO] [stdout] 504 +                 internal.as_handle(),
[INFO] [stdout]     |
[INFO] [stdout] help: if you meant to clone `InternalLibrary<O>`, implement `Clone` for it
[INFO] [stdout]    --> src/library.rs:159:1
[INFO] [stdout]     |
[INFO] [stdout] 159 + #[derive(Clone)]
[INFO] [stdout] 160 | pub struct InternalLibrary<O> {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.borrow()` on a reference in this situation does nothing
[INFO] [stdout]    --> src/library/library_loader.rs:801:40
[INFO] [stdout]     |
[INFO] [stdout] 801 |             .get_native_handle(internal.borrow().as_handle())
[INFO] [stdout]     |                                        ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: the type `InternalLibrary<O>` does not implement `Borrow`, so calling `borrow` on `&InternalLibrary<O>` copies the reference, which does not do anything and can be removed
[INFO] [stdout] help: remove this redundant call
[INFO] [stdout]     |
[INFO] [stdout] 801 -             .get_native_handle(internal.borrow().as_handle())
[INFO] [stdout] 801 +             .get_native_handle(internal.as_handle())
[INFO] [stdout]     |
[INFO] [stdout] help: if you meant to clone `InternalLibrary<O>`, implement `Clone` for it
[INFO] [stdout]    --> src/library.rs:159:1
[INFO] [stdout]     |
[INFO] [stdout] 159 + #[derive(Clone)]
[INFO] [stdout] 160 | pub struct InternalLibrary<O> {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 11.03s
[INFO] running `Command { std: "docker" "inspect" "d5dfbcb5c3061edad071d9d9bc5ba6f050c25ab38ad0f74f58fb549eed7c0fa2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d5dfbcb5c3061edad071d9d9bc5ba6f050c25ab38ad0f74f58fb549eed7c0fa2", kill_on_drop: false }`
[INFO] [stdout] d5dfbcb5c3061edad071d9d9bc5ba6f050c25ab38ad0f74f58fb549eed7c0fa2