[INFO] fetching crate map_reduce_omri 0.1.2... [INFO] testing map_reduce_omri-0.1.2 against 1.59.0 for beta-1.60-1 [INFO] extracting crate map_reduce_omri 0.1.2 into /workspace/builds/worker-88/source [INFO] validating manifest of crates.io crate map_reduce_omri 0.1.2 on toolchain 1.59.0 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [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-88/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-88/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-88/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] dae00131ee1dc0e8bcacb70333220352669c44165b4c08b89fd2edf1a02f86f8 [INFO] running `Command { std: "docker" "start" "-a" "dae00131ee1dc0e8bcacb70333220352669c44165b4c08b89fd2edf1a02f86f8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "dae00131ee1dc0e8bcacb70333220352669c44165b4c08b89fd2edf1a02f86f8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "dae00131ee1dc0e8bcacb70333220352669c44165b4c08b89fd2edf1a02f86f8", kill_on_drop: false }` [INFO] [stdout] dae00131ee1dc0e8bcacb70333220352669c44165b4c08b89fd2edf1a02f86f8 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-88/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-88/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=warn" "-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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 66c063b6512f999c34bb211ecec1613e2a0e1d720a430f05ccd3c056bc7767aa [INFO] running `Command { std: "docker" "start" "-a" "66c063b6512f999c34bb211ecec1613e2a0e1d720a430f05ccd3c056bc7767aa", kill_on_drop: false }` [INFO] [stderr] Compiling autocfg v1.1.0 [INFO] [stderr] Compiling dirs v1.0.5 [INFO] [stderr] Compiling time v0.1.44 [INFO] [stderr] Compiling term v0.5.2 [INFO] [stderr] Compiling num-traits v0.2.14 [INFO] [stderr] Compiling num-integer v0.1.44 [INFO] [stderr] Compiling chrono v0.4.19 [INFO] [stderr] Compiling simplelog v0.5.3 [INFO] [stderr] Compiling 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(map: fn(K1, V1, emit: &mut FnMut(K2, V2)), [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [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 [INFO] [stdout] help: use `dyn` [INFO] [stdout] | [INFO] [stdout] 28 - pub fn run_map_reduce_framework(map: fn(K1, V1, emit: &mut FnMut(K2, V2)), [INFO] [stdout] 28 + pub fn run_map_reduce_framework(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, 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 [INFO] [stdout] help: use `dyn` [INFO] [stdout] | [INFO] [stdout] 29 - reduce: fn(K2, Vec, emit: &mut FnMut(K3, V3)), [INFO] [stdout] 29 + reduce: fn(K2, Vec, 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, 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 [INFO] [stdout] help: use `dyn` [INFO] [stdout] | [INFO] [stdout] 59 - reduce: fn(K2, Vec, emit: &mut FnMut(K3, V3)), [INFO] [stdout] 59 + reduce: fn(K2, Vec, 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(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 [INFO] [stdout] help: use `dyn` [INFO] [stdout] | [INFO] [stdout] 108 - fn execute_map(map: fn(K1, V1, emit: &mut FnMut(K2, V2)), [INFO] [stdout] 108 + fn execute_map(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(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 [INFO] [stdout] help: use `dyn` [INFO] [stdout] | [INFO] [stdout] 198 - fn map_worker_function(map: fn(K1, V1, emit: &mut FnMut(K2, V2)), [INFO] [stdout] 198 + fn map_worker_function(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(reduce: fn(K2, Vec, 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 [INFO] [stdout] help: use `dyn` [INFO] [stdout] | [INFO] [stdout] 232 - fn reduce_worker_function(reduce: fn(K2, Vec, emit: &mut FnMut(K3, V3)), [INFO] [stdout] 232 + fn reduce_worker_function(reduce: fn(K2, Vec, emit: &mut dyn FnMut(K3, V3)), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 6 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 6.37s [INFO] running `Command { std: "docker" "inspect" "66c063b6512f999c34bb211ecec1613e2a0e1d720a430f05ccd3c056bc7767aa", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "66c063b6512f999c34bb211ecec1613e2a0e1d720a430f05ccd3c056bc7767aa", kill_on_drop: false }` [INFO] [stdout] 66c063b6512f999c34bb211ecec1613e2a0e1d720a430f05ccd3c056bc7767aa [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-88/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-88/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=warn" "-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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 2e4ed054333e3ce2874f0995e0cc34d98af3a57f003837c98e961c411a8579e4 [INFO] running `Command { std: "docker" "start" "-a" "2e4ed054333e3ce2874f0995e0cc34d98af3a57f003837c98e961c411a8579e4", kill_on_drop: false }` [INFO] [stderr] Compiling 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(map: fn(K1, V1, emit: &mut FnMut(K2, V2)), [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [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 [INFO] [stdout] help: use `dyn` [INFO] [stdout] | [INFO] [stdout] 28 - pub fn run_map_reduce_framework(map: fn(K1, V1, emit: &mut FnMut(K2, V2)), [INFO] [stdout] 28 + pub fn run_map_reduce_framework(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, 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 [INFO] [stdout] help: use `dyn` [INFO] [stdout] | [INFO] [stdout] 29 - reduce: fn(K2, Vec, emit: &mut FnMut(K3, V3)), [INFO] [stdout] 29 + reduce: fn(K2, Vec, 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, 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 [INFO] [stdout] help: use `dyn` [INFO] [stdout] | [INFO] [stdout] 59 - reduce: fn(K2, Vec, emit: &mut FnMut(K3, V3)), [INFO] [stdout] 59 + reduce: fn(K2, Vec, 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(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 [INFO] [stdout] help: use `dyn` [INFO] [stdout] | [INFO] [stdout] 108 - fn execute_map(map: fn(K1, V1, emit: &mut FnMut(K2, V2)), [INFO] [stdout] 108 + fn execute_map(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(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 [INFO] [stdout] help: use `dyn` [INFO] [stdout] | [INFO] [stdout] 198 - fn map_worker_function(map: fn(K1, V1, emit: &mut FnMut(K2, V2)), [INFO] [stdout] 198 + fn map_worker_function(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(reduce: fn(K2, Vec, 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 [INFO] [stdout] help: use `dyn` [INFO] [stdout] | [INFO] [stdout] 232 - fn reduce_worker_function(reduce: fn(K2, Vec, emit: &mut FnMut(K3, V3)), [INFO] [stdout] 232 + fn reduce_worker_function(reduce: fn(K2, Vec, emit: &mut dyn FnMut(K3, V3)), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 6 warnings emitted [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(map: fn(K1, V1, emit: &mut FnMut(K2, V2)), [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [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 [INFO] [stdout] help: use `dyn` [INFO] [stdout] | [INFO] [stdout] 28 - pub fn run_map_reduce_framework(map: fn(K1, V1, emit: &mut FnMut(K2, V2)), [INFO] [stdout] 28 + pub fn run_map_reduce_framework(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, 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 [INFO] [stdout] help: use `dyn` [INFO] [stdout] | [INFO] [stdout] 29 - reduce: fn(K2, Vec, emit: &mut FnMut(K3, V3)), [INFO] [stdout] 29 + reduce: fn(K2, Vec, 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, 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 [INFO] [stdout] help: use `dyn` [INFO] [stdout] | [INFO] [stdout] 59 - reduce: fn(K2, Vec, emit: &mut FnMut(K3, V3)), [INFO] [stdout] 59 + reduce: fn(K2, Vec, 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(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 [INFO] [stdout] help: use `dyn` [INFO] [stdout] | [INFO] [stdout] 108 - fn execute_map(map: fn(K1, V1, emit: &mut FnMut(K2, V2)), [INFO] [stdout] 108 + fn execute_map(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(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 [INFO] [stdout] help: use `dyn` [INFO] [stdout] | [INFO] [stdout] 198 - fn map_worker_function(map: fn(K1, V1, emit: &mut FnMut(K2, V2)), [INFO] [stdout] 198 + fn map_worker_function(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(reduce: fn(K2, Vec, 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 [INFO] [stdout] help: use `dyn` [INFO] [stdout] | [INFO] [stdout] 232 - fn reduce_worker_function(reduce: fn(K2, Vec, emit: &mut FnMut(K3, V3)), [INFO] [stdout] 232 + fn reduce_worker_function(reduce: fn(K2, Vec, emit: &mut dyn FnMut(K3, V3)), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 6 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.76s [INFO] running `Command { std: "docker" "inspect" "2e4ed054333e3ce2874f0995e0cc34d98af3a57f003837c98e961c411a8579e4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2e4ed054333e3ce2874f0995e0cc34d98af3a57f003837c98e961c411a8579e4", kill_on_drop: false }` [INFO] [stdout] 2e4ed054333e3ce2874f0995e0cc34d98af3a57f003837c98e961c411a8579e4 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-88/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-88/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=warn" "-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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 2f9f67e1703ef058b3a8b36d5f53cd4918a0ba27c635349f5720c81617aef583 [INFO] running `Command { std: "docker" "start" "-a" "2f9f67e1703ef058b3a8b36d5f53cd4918a0ba27c635349f5720c81617aef583", kill_on_drop: false }` [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/lib.rs:28:84 [INFO] [stderr] | [INFO] [stderr] 28 | pub fn run_map_reduce_framework(map: fn(K1, V1, emit: &mut FnMut(K2, V2)), [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stderr] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stderr] = note: for more information, see [INFO] [stderr] help: use `dyn` [INFO] [stderr] | [INFO] [stderr] 28 - pub fn run_map_reduce_framework(map: fn(K1, V1, emit: &mut FnMut(K2, V2)), [INFO] [stderr] 28 + pub fn run_map_reduce_framework(map: fn(K1, V1, emit: &mut dyn FnMut(K2, V2)), [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/lib.rs:29:88 [INFO] [stderr] | [INFO] [stderr] 29 | ... reduce: fn(K2, Vec, emit: &mut FnMut(K3, V3)), [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stderr] = note: for more information, see [INFO] [stderr] help: use `dyn` [INFO] [stderr] | [INFO] [stderr] 29 - reduce: fn(K2, Vec, emit: &mut FnMut(K3, V3)), [INFO] [stderr] 29 + reduce: fn(K2, Vec, emit: &mut dyn FnMut(K3, V3)), [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/lib.rs:59:70 [INFO] [stderr] | [INFO] [stderr] 59 | ... reduce: fn(K2, Vec, emit: &mut FnMut(K3, V3)), [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stderr] = note: for more information, see [INFO] [stderr] help: use `dyn` [INFO] [stderr] | [INFO] [stderr] 59 - reduce: fn(K2, Vec, emit: &mut FnMut(K3, V3)), [INFO] [stderr] 59 + reduce: fn(K2, Vec, emit: &mut dyn FnMut(K3, V3)), [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/lib.rs:108:59 [INFO] [stderr] | [INFO] [stderr] 108 | fn execute_map(map: fn(K1, V1, emit: &mut FnMut(K2, V2)), [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stderr] = note: for more information, see [INFO] [stderr] help: use `dyn` [INFO] [stderr] | [INFO] [stderr] 108 - fn execute_map(map: fn(K1, V1, emit: &mut FnMut(K2, V2)), [INFO] [stderr] 108 + fn execute_map(map: fn(K1, V1, emit: &mut dyn FnMut(K2, V2)), [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/lib.rs:198:67 [INFO] [stderr] | [INFO] [stderr] 198 | fn map_worker_function(map: fn(K1, V1, emit: &mut FnMut(K2, V2)), [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stderr] = note: for more information, see [INFO] [stderr] help: use `dyn` [INFO] [stderr] | [INFO] [stderr] 198 - fn map_worker_function(map: fn(K1, V1, emit: &mut FnMut(K2, V2)), [INFO] [stderr] 198 + fn map_worker_function(map: fn(K1, V1, emit: &mut dyn FnMut(K2, V2)), [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/lib.rs:232:78 [INFO] [stderr] | [INFO] [stderr] 232 | fn reduce_worker_function(reduce: fn(K2, Vec, emit: &mut FnMut(K3, V3)), [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stderr] = note: for more information, see [INFO] [stderr] help: use `dyn` [INFO] [stderr] | [INFO] [stderr] 232 - fn reduce_worker_function(reduce: fn(K2, Vec, emit: &mut FnMut(K3, V3)), [INFO] [stderr] 232 + fn reduce_worker_function(reduce: fn(K2, Vec, emit: &mut dyn FnMut(K3, V3)), [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: `map_reduce_omri` (lib) generated 6 warnings [INFO] [stderr] warning: `map_reduce_omri` (lib test) generated 6 warnings (6 duplicates) [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.09s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/map_reduce_omri-14630cf10a4d5772) [INFO] [stdout] [INFO] [stderr] Doc-tests map_reduce_omri [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [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; finished in 0.00s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "2f9f67e1703ef058b3a8b36d5f53cd4918a0ba27c635349f5720c81617aef583", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2f9f67e1703ef058b3a8b36d5f53cd4918a0ba27c635349f5720c81617aef583", kill_on_drop: false }` [INFO] [stdout] 2f9f67e1703ef058b3a8b36d5f53cd4918a0ba27c635349f5720c81617aef583