[INFO] fetching crate map_reduce_omri 0.1.2...
[INFO] checking map_reduce_omri-0.1.2 against try#a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d for pr-145342-1
[INFO] extracting crate map_reduce_omri 0.1.2 into /workspace/builds/worker-6-tc2/source
[INFO] started tweaking crates.io crate map_reduce_omri 0.1.2
[INFO] finished tweaking crates.io crate map_reduce_omri 0.1.2
[INFO] tweaked toml for crates.io crate map_reduce_omri 0.1.2 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate map_reduce_omri 0.1.2 on toolchain a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "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" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 50 packages to latest compatible versions
[INFO] [stderr]       Adding simplelog v0.5.3 (available: v0.12.2)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8461585bf406a1d50263161d6b496a8c5645252823975ff87971da2624436086
[INFO] running `Command { std: "docker" "start" "-a" "8461585bf406a1d50263161d6b496a8c5645252823975ff87971da2624436086", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8461585bf406a1d50263161d6b496a8c5645252823975ff87971da2624436086", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8461585bf406a1d50263161d6b496a8c5645252823975ff87971da2624436086", kill_on_drop: false }`
[INFO] [stdout] 8461585bf406a1d50263161d6b496a8c5645252823975ff87971da2624436086
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9a654d605918e80aeda5c49246f2c6a7eb6dcb8f6c2072d48a1a95eaae98ff99
[INFO] running `Command { std: "docker" "start" "-a" "9a654d605918e80aeda5c49246f2c6a7eb6dcb8f6c2072d48a1a95eaae98ff99", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.175
[INFO] [stderr]    Compiling autocfg v1.5.0
[INFO] [stderr]     Checking byteorder v1.5.0
[INFO] [stderr]     Checking iana-time-zone v0.1.63
[INFO] [stderr]     Checking log v0.4.27
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]     Checking chrono v0.4.41
[INFO] [stderr]     Checking dirs v1.0.5
[INFO] [stderr]     Checking term v0.5.2
[INFO] [stderr]     Checking simplelog v0.5.3
[INFO] [stderr]     Checking map_reduce_omri v0.1.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:28:84
[INFO] [stdout]    |
[INFO] [stdout] 28 | pub fn run_map_reduce_framework<K1, V1, K2, V2, K3, V3>(map: fn(K1, V1, emit: &mut FnMut(K2, V2)),
[INFO] [stdout]    |                                                                                    ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 28 | pub fn run_map_reduce_framework<K1, V1, K2, V2, K3, V3>(map: fn(K1, V1, emit: &mut dyn FnMut(K2, V2)),
[INFO] [stdout]    |                                                                                    +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:29:88
[INFO] [stdout]    |
[INFO] [stdout] 29 | ...                   reduce: fn(K2, Vec<V2>, emit: &mut FnMut(K3, V3)),
[INFO] [stdout]    |                                                          ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 29 |                                                     reduce: fn(K2, Vec<V2>, emit: &mut dyn FnMut(K3, V3)),
[INFO] [stdout]    |                                                                                        +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:59:70
[INFO] [stdout]    |
[INFO] [stdout] 59 | ...                   reduce: fn(K2, Vec<V2>, emit: &mut FnMut(K3, V3)),
[INFO] [stdout]    |                                                          ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 59 |                                   reduce: fn(K2, Vec<V2>, emit: &mut dyn FnMut(K3, V3)),
[INFO] [stdout]    |                                                                      +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:108:59
[INFO] [stdout]     |
[INFO] [stdout] 108 | fn execute_map<K1, V1, K2, V2>(map: fn(K1, V1, emit: &mut FnMut(K2, V2)),
[INFO] [stdout]     |                                                           ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 108 | fn execute_map<K1, V1, K2, V2>(map: fn(K1, V1, emit: &mut dyn FnMut(K2, V2)),
[INFO] [stdout]     |                                                           +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:28:84
[INFO] [stdout]    |
[INFO] [stdout] 28 | pub fn run_map_reduce_framework<K1, V1, K2, V2, K3, V3>(map: fn(K1, V1, emit: &mut FnMut(K2, V2)),
[INFO] [stdout]    |                                                                                    ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 28 | pub fn run_map_reduce_framework<K1, V1, K2, V2, K3, V3>(map: fn(K1, V1, emit: &mut dyn FnMut(K2, V2)),
[INFO] [stdout]    |                                                                                    +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:198:67
[INFO] [stdout]     |
[INFO] [stdout] 198 | fn map_worker_function<K1, V1, K2, V2>(map: fn(K1, V1, emit: &mut FnMut(K2, V2)),
[INFO] [stdout]     |                                                                   ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 198 | fn map_worker_function<K1, V1, K2, V2>(map: fn(K1, V1, emit: &mut dyn FnMut(K2, V2)),
[INFO] [stdout]     |                                                                   +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:232:78
[INFO] [stdout]     |
[INFO] [stdout] 232 | fn reduce_worker_function<K2, V2, K3, V3>(reduce: fn(K2, Vec<V2>, emit: &mut FnMut(K3, V3)),
[INFO] [stdout]     |                                                                              ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 232 | fn reduce_worker_function<K2, V2, K3, V3>(reduce: fn(K2, Vec<V2>, emit: &mut dyn FnMut(K3, V3)),
[INFO] [stdout]     |                                                                              +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:29:88
[INFO] [stdout]    |
[INFO] [stdout] 29 | ...                   reduce: fn(K2, Vec<V2>, emit: &mut FnMut(K3, V3)),
[INFO] [stdout]    |                                                          ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 29 |                                                     reduce: fn(K2, Vec<V2>, emit: &mut dyn FnMut(K3, V3)),
[INFO] [stdout]    |                                                                                        +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:59:70
[INFO] [stdout]    |
[INFO] [stdout] 59 | ...                   reduce: fn(K2, Vec<V2>, emit: &mut FnMut(K3, V3)),
[INFO] [stdout]    |                                                          ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 59 |                                   reduce: fn(K2, Vec<V2>, emit: &mut dyn FnMut(K3, V3)),
[INFO] [stdout]    |                                                                      +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:108:59
[INFO] [stdout]     |
[INFO] [stdout] 108 | fn execute_map<K1, V1, K2, V2>(map: fn(K1, V1, emit: &mut FnMut(K2, V2)),
[INFO] [stdout]     |                                                           ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 108 | fn execute_map<K1, V1, K2, V2>(map: fn(K1, V1, emit: &mut dyn FnMut(K2, V2)),
[INFO] [stdout]     |                                                           +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:198:67
[INFO] [stdout]     |
[INFO] [stdout] 198 | fn map_worker_function<K1, V1, K2, V2>(map: fn(K1, V1, emit: &mut FnMut(K2, V2)),
[INFO] [stdout]     |                                                                   ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 198 | fn map_worker_function<K1, V1, K2, V2>(map: fn(K1, V1, emit: &mut dyn FnMut(K2, V2)),
[INFO] [stdout]     |                                                                   +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:232:78
[INFO] [stdout]     |
[INFO] [stdout] 232 | fn reduce_worker_function<K2, V2, K3, V3>(reduce: fn(K2, Vec<V2>, emit: &mut FnMut(K3, V3)),
[INFO] [stdout]     |                                                                              ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 232 | fn reduce_worker_function<K2, V2, K3, V3>(reduce: fn(K2, Vec<V2>, emit: &mut dyn FnMut(K3, V3)),
[INFO] [stdout]     |                                                                              +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.98s
[INFO] running `Command { std: "docker" "inspect" "9a654d605918e80aeda5c49246f2c6a7eb6dcb8f6c2072d48a1a95eaae98ff99", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9a654d605918e80aeda5c49246f2c6a7eb6dcb8f6c2072d48a1a95eaae98ff99", kill_on_drop: false }`
[INFO] [stdout] 9a654d605918e80aeda5c49246f2c6a7eb6dcb8f6c2072d48a1a95eaae98ff99