[INFO] crate mold 0.0.1 is already in cache
[INFO] testing mold-0.0.1 against master#28742a1146f10a4f09369baad027a464acb7a766 for pr-71274
[INFO] extracting crate mold 0.0.1 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate mold 0.0.1 on toolchain 28742a1146f10a4f09369baad027a464acb7a766
[INFO] running `"/workspace/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate mold 0.0.1
[INFO] finished tweaking crates.io crate mold 0.0.1
[INFO] tweaked toml for crates.io crate mold 0.0.1 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "build" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] dae7c5c1247cc09987c52d2bd79c17883cd9b20df81ec8c01d2a3b63ac6d444d
[INFO] running `"docker" "start" "-a" "dae7c5c1247cc09987c52d2bd79c17883cd9b20df81ec8c01d2a3b63ac6d444d"`
[INFO] [stderr]    Compiling rand_core v0.4.2
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling libc v0.2.69
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]    Compiling stable_deref_trait v1.1.1
[INFO] [stderr]    Compiling scopeguard v0.3.3
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling owning_ref v0.4.1
[INFO] [stderr]    Compiling rand_core v0.3.1
[INFO] [stderr]    Compiling rand_jitter v0.1.4
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling lock_api v0.1.5
[INFO] [stderr]    Compiling rand_hc v0.1.0
[INFO] [stderr]    Compiling rand_xorshift v0.1.1
[INFO] [stderr]    Compiling rand_isaac v0.1.1
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling smallvec v0.6.13
[INFO] [stderr]    Compiling parking_lot_core v0.4.0
[INFO] [stderr]    Compiling rand_os v0.1.3
[INFO] [stderr]    Compiling parking_lot v0.7.1
[INFO] [stderr]    Compiling mold v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:10:38
[INFO] [stderr]    |
[INFO] [stderr] 10 |     init: RwLock<HashMap<TypeId, Box<Fn() -> Box<(Any + Send + Sync + 'static)> + 'static>>>,
[INFO] [stderr]    |                                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn() -> Box<(Any + Send + Sync + 'static)> + 'static`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:10:51
[INFO] [stderr]    |
[INFO] [stderr] 10 |     init: RwLock<HashMap<TypeId, Box<Fn() -> Box<(Any + Send + Sync + 'static)> + 'static>>>,
[INFO] [stderr]    |                                                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Any + Send + Sync + 'static`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:11:47
[INFO] [stderr]    |
[INFO] [stderr] 11 |     instances: RwLock<HashMap<TypeId, Arc<Box<Any + Send + Sync + 'static>>>>,
[INFO] [stderr]    |                                               ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Any + Send + Sync + 'static`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:39:24
[INFO] [stderr]    |
[INFO] [stderr] 39 |         C: Fn() -> Box<Any + Send + Sync + 'static> + 'static,
[INFO] [stderr]    |                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Any + Send + Sync + 'static`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:55:57
[INFO] [stderr]    |
[INFO] [stderr] 55 |                 return Arc::clone(&*(instance as *const Any as *const Arc<Box<T>>));
[INFO] [stderr]    |                                                         ^^^ help: use `dyn`: `dyn Any`
[INFO] [stderr] 
[INFO] [stderr] warning: 5 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 14.12s
[INFO] running `"docker" "inspect" "dae7c5c1247cc09987c52d2bd79c17883cd9b20df81ec8c01d2a3b63ac6d444d"`
[INFO] running `"docker" "rm" "-f" "dae7c5c1247cc09987c52d2bd79c17883cd9b20df81ec8c01d2a3b63ac6d444d"`
[INFO] [stdout] dae7c5c1247cc09987c52d2bd79c17883cd9b20df81ec8c01d2a3b63ac6d444d
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "test" "--frozen" "--no-run"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] a70be783f36e2a5d4c37e886d229857f0b2624eba6ea748bbab5f575a23b2602
[INFO] running `"docker" "start" "-a" "a70be783f36e2a5d4c37e886d229857f0b2624eba6ea748bbab5f575a23b2602"`
[INFO] [stderr]    Compiling mold v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:10:38
[INFO] [stderr]    |
[INFO] [stderr] 10 |     init: RwLock<HashMap<TypeId, Box<Fn() -> Box<(Any + Send + Sync + 'static)> + 'static>>>,
[INFO] [stderr]    |                                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn() -> Box<(Any + Send + Sync + 'static)> + 'static`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:10:51
[INFO] [stderr]    |
[INFO] [stderr] 10 |     init: RwLock<HashMap<TypeId, Box<Fn() -> Box<(Any + Send + Sync + 'static)> + 'static>>>,
[INFO] [stderr]    |                                                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Any + Send + Sync + 'static`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:11:47
[INFO] [stderr]    |
[INFO] [stderr] 11 |     instances: RwLock<HashMap<TypeId, Arc<Box<Any + Send + Sync + 'static>>>>,
[INFO] [stderr]    |                                               ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Any + Send + Sync + 'static`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:39:24
[INFO] [stderr]    |
[INFO] [stderr] 39 |         C: Fn() -> Box<Any + Send + Sync + 'static> + 'static,
[INFO] [stderr]    |                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Any + Send + Sync + 'static`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:55:57
[INFO] [stderr]    |
[INFO] [stderr] 55 |                 return Arc::clone(&*(instance as *const Any as *const Arc<Box<T>>));
[INFO] [stderr]    |                                                         ^^^ help: use `dyn`: `dyn Any`
[INFO] [stderr] 
[INFO] [stderr] warning: 5 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:10:38
[INFO] [stderr]    |
[INFO] [stderr] 10 |     init: RwLock<HashMap<TypeId, Box<Fn() -> Box<(Any + Send + Sync + 'static)> + 'static>>>,
[INFO] [stderr]    |                                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn() -> Box<(Any + Send + Sync + 'static)> + 'static`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:10:51
[INFO] [stderr]    |
[INFO] [stderr] 10 |     init: RwLock<HashMap<TypeId, Box<Fn() -> Box<(Any + Send + Sync + 'static)> + 'static>>>,
[INFO] [stderr]    |                                                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Any + Send + Sync + 'static`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:11:47
[INFO] [stderr]    |
[INFO] [stderr] 11 |     instances: RwLock<HashMap<TypeId, Arc<Box<Any + Send + Sync + 'static>>>>,
[INFO] [stderr]    |                                               ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Any + Send + Sync + 'static`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:39:24
[INFO] [stderr]    |
[INFO] [stderr] 39 |         C: Fn() -> Box<Any + Send + Sync + 'static> + 'static,
[INFO] [stderr]    |                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Any + Send + Sync + 'static`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:55:57
[INFO] [stderr]    |
[INFO] [stderr] 55 |                 return Arc::clone(&*(instance as *const Any as *const Arc<Box<T>>));
[INFO] [stderr]    |                                                         ^^^ help: use `dyn`: `dyn Any`
[INFO] [stderr] 
[INFO] [stderr] warning: 5 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.78s
[INFO] running `"docker" "inspect" "a70be783f36e2a5d4c37e886d229857f0b2624eba6ea748bbab5f575a23b2602"`
[INFO] running `"docker" "rm" "-f" "a70be783f36e2a5d4c37e886d229857f0b2624eba6ea748bbab5f575a23b2602"`
[INFO] [stdout] a70be783f36e2a5d4c37e886d229857f0b2624eba6ea748bbab5f575a23b2602
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "test" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] e902a6350d1ee8bc59f48884323e2dc7e3f443357412b7b54afac31869474e0f
[INFO] running `"docker" "start" "-a" "e902a6350d1ee8bc59f48884323e2dc7e3f443357412b7b54afac31869474e0f"`
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:10:38
[INFO] [stderr]    |
[INFO] [stderr] 10 |     init: RwLock<HashMap<TypeId, Box<Fn() -> Box<(Any + Send + Sync + 'static)> + 'static>>>,
[INFO] [stderr]    |                                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn() -> Box<(Any + Send + Sync + 'static)> + 'static`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:10:51
[INFO] [stderr]    |
[INFO] [stderr] 10 |     init: RwLock<HashMap<TypeId, Box<Fn() -> Box<(Any + Send + Sync + 'static)> + 'static>>>,
[INFO] [stderr]    |                                                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Any + Send + Sync + 'static`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:11:47
[INFO] [stderr]    |
[INFO] [stderr] 11 |     instances: RwLock<HashMap<TypeId, Arc<Box<Any + Send + Sync + 'static>>>>,
[INFO] [stderr]    |                                               ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Any + Send + Sync + 'static`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:39:24
[INFO] [stderr]    |
[INFO] [stderr] 39 |         C: Fn() -> Box<Any + Send + Sync + 'static> + 'static,
[INFO] [stderr]    |                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Any + Send + Sync + 'static`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:55:57
[INFO] [stderr]    |
[INFO] [stderr] 55 |                 return Arc::clone(&*(instance as *const Any as *const Arc<Box<T>>));
[INFO] [stderr]    |                                                         ^^^ help: use `dyn`: `dyn Any`
[INFO] [stderr] 
[INFO] [stderr] warning: 5 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:10:38
[INFO] [stderr]    |
[INFO] [stderr] 10 |     init: RwLock<HashMap<TypeId, Box<Fn() -> Box<(Any + Send + Sync + 'static)> + 'static>>>,
[INFO] [stderr]    |                                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn() -> Box<(Any + Send + Sync + 'static)> + 'static`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:10:51
[INFO] [stderr]    |
[INFO] [stderr] 10 |     init: RwLock<HashMap<TypeId, Box<Fn() -> Box<(Any + Send + Sync + 'static)> + 'static>>>,
[INFO] [stderr]    |                                                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Any + Send + Sync + 'static`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:11:47
[INFO] [stderr]    |
[INFO] [stderr] 11 |     instances: RwLock<HashMap<TypeId, Arc<Box<Any + Send + Sync + 'static>>>>,
[INFO] [stderr]    |                                               ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Any + Send + Sync + 'static`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:39:24
[INFO] [stderr]    |
[INFO] [stderr] 39 |         C: Fn() -> Box<Any + Send + Sync + 'static> + 'static,
[INFO] [stderr]    |                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Any + Send + Sync + 'static`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:55:57
[INFO] [stderr]    |
[INFO] [stderr] 55 |                 return Arc::clone(&*(instance as *const Any as *const Arc<Box<T>>));
[INFO] [stderr]    |                                                         ^^^ help: use `dyn`: `dyn Any`
[INFO] [stderr] 
[INFO] [stderr] warning: 5 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.20s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/mold-d302461bf6adbe4e
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test tests::it_works ... ok
[INFO] [stdout] test tests::it_should_panic_on_type_mismatch ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests mold
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "e902a6350d1ee8bc59f48884323e2dc7e3f443357412b7b54afac31869474e0f"`
[INFO] running `"docker" "rm" "-f" "e902a6350d1ee8bc59f48884323e2dc7e3f443357412b7b54afac31869474e0f"`
[INFO] [stdout] e902a6350d1ee8bc59f48884323e2dc7e3f443357412b7b54afac31869474e0f