[INFO] fetching crate map_reduce_omri 0.1.2... [INFO] testing map_reduce_omri-0.1.2 against 1.49.0 for beta-1.50-1 [INFO] extracting crate map_reduce_omri 0.1.2 into /workspace/builds/worker-0/source [INFO] validating manifest of crates.io crate map_reduce_omri 0.1.2 on toolchain 1.49.0 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "read-manifest" "--manifest-path" "Cargo.toml", 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-0/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "fetch" "--locked" "--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-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 3692a46a620db476d2b292405f63a0897cc66ef11186dcb001325081f89eae3a [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "3692a46a620db476d2b292405f63a0897cc66ef11186dcb001325081f89eae3a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "3692a46a620db476d2b292405f63a0897cc66ef11186dcb001325081f89eae3a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3692a46a620db476d2b292405f63a0897cc66ef11186dcb001325081f89eae3a", kill_on_drop: false }` [INFO] [stdout] 3692a46a620db476d2b292405f63a0897cc66ef11186dcb001325081f89eae3a [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] e478bee26eabf1f3dad66c49cb5e3fc40a75fbe076b35ae766e2f293606dc64a [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "e478bee26eabf1f3dad66c49cb5e3fc40a75fbe076b35ae766e2f293606dc64a", kill_on_drop: false }` [INFO] [stderr] Compiling autocfg v1.0.1 [INFO] [stderr] Compiling libc v0.2.81 [INFO] [stderr] Compiling byteorder v1.3.4 [INFO] [stderr] Compiling log v0.4.11 [INFO] [stderr] Compiling cfg-if v0.1.10 [INFO] [stderr] Compiling num-traits v0.2.14 [INFO] [stderr] Compiling num-integer v0.1.44 [INFO] [stderr] Compiling time v0.1.44 [INFO] [stderr] Compiling dirs v1.0.5 [INFO] [stderr] Compiling term v0.5.2 [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] | ^^^^^^^^^^^^^ help: use `dyn`: `dyn FnMut(K2, V2)` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [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] | ^^^^^^^^^^^^^ help: use `dyn`: `dyn FnMut(K3, V3)` [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] | ^^^^^^^^^^^^^ help: use `dyn`: `dyn FnMut(K3, V3)` [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] | ^^^^^^^^^^^^^ help: use `dyn`: `dyn FnMut(K2, V2)` [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] | ^^^^^^^^^^^^^ help: use `dyn`: `dyn FnMut(K2, V2)` [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] | ^^^^^^^^^^^^^ help: use `dyn`: `dyn FnMut(K3, V3)` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 6 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 7.87s [INFO] running `Command { std: "docker" "inspect" "e478bee26eabf1f3dad66c49cb5e3fc40a75fbe076b35ae766e2f293606dc64a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e478bee26eabf1f3dad66c49cb5e3fc40a75fbe076b35ae766e2f293606dc64a", kill_on_drop: false }` [INFO] [stdout] e478bee26eabf1f3dad66c49cb5e3fc40a75fbe076b35ae766e2f293606dc64a [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 8f0fedaaeeb01bc2c0667885d836b4fbca623987c492245a48d3f71d78e0f9f2 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "8f0fedaaeeb01bc2c0667885d836b4fbca623987c492245a48d3f71d78e0f9f2", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [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] | ^^^^^^^^^^^^^ help: use `dyn`: `dyn FnMut(K2, V2)` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [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] | ^^^^^^^^^^^^^ help: use `dyn`: `dyn FnMut(K3, V3)` [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] | ^^^^^^^^^^^^^ help: use `dyn`: `dyn FnMut(K3, V3)` [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] | ^^^^^^^^^^^^^ help: use `dyn`: `dyn FnMut(K2, V2)` [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] | ^^^^^^^^^^^^^ help: use `dyn`: `dyn FnMut(K2, V2)` [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] | ^^^^^^^^^^^^^ help: use `dyn`: `dyn FnMut(K3, V3)` [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] | ^^^^^^^^^^^^^ help: use `dyn`: `dyn FnMut(K2, V2)` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [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] | ^^^^^^^^^^^^^ help: use `dyn`: `dyn FnMut(K3, V3)` [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] | ^^^^^^^^^^^^^ help: use `dyn`: `dyn FnMut(K3, V3)` [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] | ^^^^^^^^^^^^^ help: use `dyn`: `dyn FnMut(K2, V2)` [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] | ^^^^^^^^^^^^^ help: use `dyn`: `dyn FnMut(K2, V2)` [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] | ^^^^^^^^^^^^^ help: use `dyn`: `dyn FnMut(K3, V3)` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 6 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.63s [INFO] running `Command { std: "docker" "inspect" "8f0fedaaeeb01bc2c0667885d836b4fbca623987c492245a48d3f71d78e0f9f2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8f0fedaaeeb01bc2c0667885d836b4fbca623987c492245a48d3f71d78e0f9f2", kill_on_drop: false }` [INFO] [stdout] 8f0fedaaeeb01bc2c0667885d836b4fbca623987c492245a48d3f71d78e0f9f2 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] a3c625d4ea2126d136d004e1cef1fccc65beb839112170e4f077d8a202da0342 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "a3c625d4ea2126d136d004e1cef1fccc65beb839112170e4f077d8a202da0342", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [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] | ^^^^^^^^^^^^^ help: use `dyn`: `dyn FnMut(K2, V2)` [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:29:88 [INFO] [stderr] | [INFO] [stderr] 29 | ... reduce: fn(K2, Vec, emit: &mut FnMut(K3, V3)), [INFO] [stderr] | ^^^^^^^^^^^^^ help: use `dyn`: `dyn FnMut(K3, V3)` [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] | ^^^^^^^^^^^^^ help: use `dyn`: `dyn FnMut(K3, V3)` [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] | ^^^^^^^^^^^^^ help: use `dyn`: `dyn FnMut(K2, V2)` [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] | ^^^^^^^^^^^^^ help: use `dyn`: `dyn FnMut(K2, V2)` [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] | ^^^^^^^^^^^^^ help: use `dyn`: `dyn FnMut(K3, V3)` [INFO] [stderr] [INFO] [stderr] warning: 6 warnings emitted [INFO] [stderr] [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] | ^^^^^^^^^^^^^ help: use `dyn`: `dyn FnMut(K2, V2)` [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:29:88 [INFO] [stderr] | [INFO] [stderr] 29 | ... reduce: fn(K2, Vec, emit: &mut FnMut(K3, V3)), [INFO] [stderr] | ^^^^^^^^^^^^^ help: use `dyn`: `dyn FnMut(K3, V3)` [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] | ^^^^^^^^^^^^^ help: use `dyn`: `dyn FnMut(K3, V3)` [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] | ^^^^^^^^^^^^^ help: use `dyn`: `dyn FnMut(K2, V2)` [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] | ^^^^^^^^^^^^^ help: use `dyn`: `dyn FnMut(K2, V2)` [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] | ^^^^^^^^^^^^^ help: use `dyn`: `dyn FnMut(K3, V3)` [INFO] [stderr] [INFO] [stderr] warning: 6 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.40s [INFO] [stdout] [INFO] [stderr] Running /opt/rustwide/target/debug/deps/map_reduce_omri-cec77e324e27b156 [INFO] [stdout] running 0 tests [INFO] [stderr] Doc-tests map_reduce_omri [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [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 [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "a3c625d4ea2126d136d004e1cef1fccc65beb839112170e4f077d8a202da0342", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a3c625d4ea2126d136d004e1cef1fccc65beb839112170e4f077d8a202da0342", kill_on_drop: false }` [INFO] [stdout] a3c625d4ea2126d136d004e1cef1fccc65beb839112170e4f077d8a202da0342