[INFO] fetching crate objt 0.1.0...
[INFO] building objt-0.1.0 against try#4987e9d4227139400384ab59296ffee3b0fb1183 for pr-146237-2
[INFO] extracting crate objt 0.1.0 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate objt 0.1.0
[INFO] finished tweaking crates.io crate objt 0.1.0
[INFO] tweaked toml for crates.io crate objt 0.1.0 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate objt 0.1.0 on toolchain 4987e9d4227139400384ab59296ffee3b0fb1183
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 21 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9fce2a922cf9d81d6144158ce180d490e4730638b35418038ad712e4872e15f3
[INFO] running `Command { std: "docker" "start" "-a" "9fce2a922cf9d81d6144158ce180d490e4730638b35418038ad712e4872e15f3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9fce2a922cf9d81d6144158ce180d490e4730638b35418038ad712e4872e15f3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9fce2a922cf9d81d6144158ce180d490e4730638b35418038ad712e4872e15f3", kill_on_drop: false }`
[INFO] [stdout] 9fce2a922cf9d81d6144158ce180d490e4730638b35418038ad712e4872e15f3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a031c378c19d578d0c6369f86ca6264450e1c82565b710b2ec5d5e42569c237b
[INFO] running `Command { std: "docker" "start" "-a" "a031c378c19d578d0c6369f86ca6264450e1c82565b710b2ec5d5e42569c237b", kill_on_drop: false }`
[INFO] [stderr]    Compiling objt v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.08s
[INFO] running `Command { std: "docker" "inspect" "a031c378c19d578d0c6369f86ca6264450e1c82565b710b2ec5d5e42569c237b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a031c378c19d578d0c6369f86ca6264450e1c82565b710b2ec5d5e42569c237b", kill_on_drop: false }`
[INFO] [stdout] a031c378c19d578d0c6369f86ca6264450e1c82565b710b2ec5d5e42569c237b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 641dc6c12352f65980a807e8b558e637f5b3af42863088ca82e730ba37f9776a
[INFO] running `Command { std: "docker" "start" "-a" "641dc6c12352f65980a807e8b558e637f5b3af42863088ca82e730ba37f9776a", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v2.0.106
[INFO] [stderr]    Compiling futures-macro v0.3.31
[INFO] [stderr]    Compiling tracing-attributes v0.1.30
[INFO] [stderr]    Compiling futures-util v0.3.31
[INFO] [stderr]    Compiling tracing v0.1.41
[INFO] [stderr]    Compiling futures-executor v0.3.31
[INFO] [stderr]    Compiling futures v0.3.31
[INFO] [stderr]    Compiling objt v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `super::*`
[INFO] [stdout]   --> src/lib.rs:55:9
[INFO] [stdout]    |
[INFO] [stdout] 55 |     use super::*;
[INFO] [stdout]    |         ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `WeakTest` is never constructed
[INFO] [stdout]   --> src/lib.rs:64:21
[INFO] [stdout]    |
[INFO] [stdout] 64 |         objt!(Test, WeakTest, TestInner, a: u32, b: u32);
[INFO] [stdout]    |                     ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout]    = note: this warning originates in the macro `objt` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `borrow_mut`, `clone_ref`, `as_weak`, and `in_future` are never used
[INFO] [stdout]   --> src/lib.rs:22:27
[INFO] [stdout]    |
[INFO] [stdout]  9 |         impl $name {
[INFO] [stdout]    |         ---------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 22 |             pub(crate) fn borrow_mut(&self) -> std::cell::RefMut<$inner> {
[INFO] [stdout]    |                           ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 28 |             pub fn clone_ref(&self) -> Self {
[INFO] [stdout]    |                    ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 36 |             pub fn as_weak(&self) -> $weakname {
[INFO] [stdout]    |                    ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 40 |             pub fn in_future<F: futures::Future, FC: FnOnce($name) -> F>(&self, f: FC) -> F {
[INFO] [stdout]    |                    ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 64 |         objt!(Test, WeakTest, TestInner, a: u32, b: u32);
[INFO] [stdout]    |         ------------------------------------------------ in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `objt` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/lib.rs:15:34
[INFO] [stdout]    |
[INFO] [stdout] 15 |             pub(crate) fn borrow(&self) -> std::cell::Ref<$inner> {
[INFO] [stdout]    |                                  ^^^^^     ^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                                  |
[INFO] [stdout]    |                                  the lifetime is elided here
[INFO] [stdout] ...
[INFO] [stdout] 64 |         objt!(Test, WeakTest, TestInner, a: u32, b: u32);
[INFO] [stdout]    |         ------------------------------------------------ in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout]    = note: this warning originates in the macro `objt` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 15 |             pub(crate) fn borrow(&self) -> std::cell::Ref<'_, $inner> {
[INFO] [stdout]    |                                                           +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/lib.rs:22:38
[INFO] [stdout]    |
[INFO] [stdout] 22 |             pub(crate) fn borrow_mut(&self) -> std::cell::RefMut<$inner> {
[INFO] [stdout]    |                                      ^^^^^     ^^^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                                      |
[INFO] [stdout]    |                                      the lifetime is elided here
[INFO] [stdout] ...
[INFO] [stdout] 64 |         objt!(Test, WeakTest, TestInner, a: u32, b: u32);
[INFO] [stdout]    |         ------------------------------------------------ in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: this warning originates in the macro `objt` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 22 |             pub(crate) fn borrow_mut(&self) -> std::cell::RefMut<'_, $inner> {
[INFO] [stdout]    |                                                                  +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `upgrade` is never used
[INFO] [stdout]   --> src/lib.rs:46:27
[INFO] [stdout]    |
[INFO] [stdout] 45 |         impl $weakname {
[INFO] [stdout]    |         -------------- method in this implementation
[INFO] [stdout] 46 |             pub(crate) fn upgrade(&self) -> Option<$name> {
[INFO] [stdout]    |                           ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 64 |         objt!(Test, WeakTest, TestInner, a: u32, b: u32);
[INFO] [stdout]    |         ------------------------------------------------ in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `objt` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 7.07s
[INFO] running `Command { std: "docker" "inspect" "641dc6c12352f65980a807e8b558e637f5b3af42863088ca82e730ba37f9776a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "641dc6c12352f65980a807e8b558e637f5b3af42863088ca82e730ba37f9776a", kill_on_drop: false }`
[INFO] [stdout] 641dc6c12352f65980a807e8b558e637f5b3af42863088ca82e730ba37f9776a
