[INFO] fetching crate mapreduce 0.1.0... [INFO] testing mapreduce-0.1.0 against try#ce59db7a1b1b012fb2793c4641c1bdecad7a128b for pr-85530 [INFO] extracting crate mapreduce 0.1.0 into /workspace/builds/worker-7/source [INFO] validating manifest of crates.io crate mapreduce 0.1.0 on toolchain ce59db7a1b1b012fb2793c4641c1bdecad7a128b [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate mapreduce 0.1.0 [INFO] finished tweaking crates.io crate mapreduce 0.1.0 [INFO] tweaked toml for crates.io crate mapreduce 0.1.0 written to /workspace/builds/worker-7/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 9d3adbcf2f7845b8a8f1773e7b3dd56637a645a3ed2ab33de3f05bb67851548d [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" "9d3adbcf2f7845b8a8f1773e7b3dd56637a645a3ed2ab33de3f05bb67851548d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "9d3adbcf2f7845b8a8f1773e7b3dd56637a645a3ed2ab33de3f05bb67851548d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9d3adbcf2f7845b8a8f1773e7b3dd56637a645a3ed2ab33de3f05bb67851548d", kill_on_drop: false }` [INFO] [stdout] 9d3adbcf2f7845b8a8f1773e7b3dd56637a645a3ed2ab33de3f05bb67851548d [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] c787ee0c677a5f74cd04339c909764cc882c7546d815969a476b835c6ab082e3 [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" "c787ee0c677a5f74cd04339c909764cc882c7546d815969a476b835c6ab082e3", kill_on_drop: false }` [INFO] [stderr] Compiling mapreduce v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/mapreduce.rs:11:43 [INFO] [stdout] | [INFO] [stdout] 11 | pub type MapFunc = fn(item: T, writer: Writer); [INFO] [stdout] | ^^^^^^ help: use `dyn`: `dyn Writer` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition! [INFO] [stdout] = note: for more information, see issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/mapreduce.rs:13:46 [INFO] [stdout] | [INFO] [stdout] 13 | pub type MapperFunc = fn(item: T, writer: Writer, cancel: fn(Error)); [INFO] [stdout] | ^^^^^^ help: use `dyn`: `dyn Writer` [INFO] [stdout] | [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition! [INFO] [stdout] = note: for more information, see issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/mapreduce.rs:14:55 [INFO] [stdout] | [INFO] [stdout] 14 | pub type ReducerFunc = fn(pipe: Sender, writer: Writer, cancel: fn(Error)); [INFO] [stdout] | ^^^^^^ help: use `dyn`: `dyn Writer` [INFO] [stdout] | [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition! [INFO] [stdout] = note: for more information, see issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `ch` [INFO] [stdout] --> src/mapreduce.rs:27:13 [INFO] [stdout] | [INFO] [stdout] 27 | fn drain(ch:Receiver){ [INFO] [stdout] | ^^ help: if this is intentional, prefix it with an underscore: `_ch` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: private type `MapReduceOption` in public interface (error E0446) [INFO] [stdout] --> src/mapreduce.rs:16:1 [INFO] [stdout] | [INFO] [stdout] 16 | pub type Option = fn(opts: &mut MapReduceOption); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(private_in_public)]` on by default [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stdout] = note: for more information, see issue #34537 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `drain` [INFO] [stdout] --> src/mapreduce.rs:27:4 [INFO] [stdout] | [INFO] [stdout] 27 | fn drain(ch:Receiver){ [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 6 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.35s [INFO] running `Command { std: "docker" "inspect" "c787ee0c677a5f74cd04339c909764cc882c7546d815969a476b835c6ab082e3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c787ee0c677a5f74cd04339c909764cc882c7546d815969a476b835c6ab082e3", kill_on_drop: false }` [INFO] [stdout] c787ee0c677a5f74cd04339c909764cc882c7546d815969a476b835c6ab082e3 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 5d129f6bc7c6bfb64566ad8836040094d011661e84c54cc8783180c3b421e4da [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" "5d129f6bc7c6bfb64566ad8836040094d011661e84c54cc8783180c3b421e4da", kill_on_drop: false }` [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/mapreduce.rs:11:43 [INFO] [stdout] | [INFO] [stdout] 11 | pub type MapFunc = fn(item: T, writer: Writer); [INFO] [stdout] | ^^^^^^ help: use `dyn`: `dyn Writer` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition! [INFO] [stdout] = note: for more information, see issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/mapreduce.rs:13:46 [INFO] [stdout] | [INFO] [stdout] 13 | pub type MapperFunc = fn(item: T, writer: Writer, cancel: fn(Error)); [INFO] [stdout] | ^^^^^^ help: use `dyn`: `dyn Writer` [INFO] [stdout] | [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition! [INFO] [stdout] = note: for more information, see issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/mapreduce.rs:14:55 [INFO] [stdout] | [INFO] [stdout] 14 | pub type ReducerFunc = fn(pipe: Sender, writer: Writer, cancel: fn(Error)); [INFO] [stdout] | ^^^^^^ help: use `dyn`: `dyn Writer` [INFO] [stdout] | [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition! [INFO] [stdout] = note: for more information, see issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `ch` [INFO] [stdout] --> src/mapreduce.rs:27:13 [INFO] [stdout] | [INFO] [stdout] 27 | fn drain(ch:Receiver){ [INFO] [stdout] | ^^ help: if this is intentional, prefix it with an underscore: `_ch` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: private type `MapReduceOption` in public interface (error E0446) [INFO] [stdout] --> src/mapreduce.rs:16:1 [INFO] [stdout] | [INFO] [stdout] 16 | pub type Option = fn(opts: &mut MapReduceOption); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(private_in_public)]` on by default [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stdout] = note: for more information, see issue #34537 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `drain` [INFO] [stdout] --> src/mapreduce.rs:27:4 [INFO] [stdout] | [INFO] [stdout] 27 | fn drain(ch:Receiver){ [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 6 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling mapreduce v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/mapreduce.rs:11:43 [INFO] [stdout] | [INFO] [stdout] 11 | pub type MapFunc = fn(item: T, writer: Writer); [INFO] [stdout] | ^^^^^^ help: use `dyn`: `dyn Writer` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition! [INFO] [stdout] = note: for more information, see issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/mapreduce.rs:13:46 [INFO] [stdout] | [INFO] [stdout] 13 | pub type MapperFunc = fn(item: T, writer: Writer, cancel: fn(Error)); [INFO] [stdout] | ^^^^^^ help: use `dyn`: `dyn Writer` [INFO] [stdout] | [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition! [INFO] [stdout] = note: for more information, see issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/mapreduce.rs:14:55 [INFO] [stdout] | [INFO] [stdout] 14 | pub type ReducerFunc = fn(pipe: Sender, writer: Writer, cancel: fn(Error)); [INFO] [stdout] | ^^^^^^ help: use `dyn`: `dyn Writer` [INFO] [stdout] | [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition! [INFO] [stdout] = note: for more information, see issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `ch` [INFO] [stdout] --> src/mapreduce.rs:27:13 [INFO] [stdout] | [INFO] [stdout] 27 | fn drain(ch:Receiver){ [INFO] [stdout] | ^^ help: if this is intentional, prefix it with an underscore: `_ch` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: private type `MapReduceOption` in public interface (error E0446) [INFO] [stdout] --> src/mapreduce.rs:16:1 [INFO] [stdout] | [INFO] [stdout] 16 | pub type Option = fn(opts: &mut MapReduceOption); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(private_in_public)]` on by default [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stdout] = note: for more information, see issue #34537 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `drain` [INFO] [stdout] --> src/mapreduce.rs:27:4 [INFO] [stdout] | [INFO] [stdout] 27 | fn drain(ch:Receiver){ [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 6 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.48s [INFO] running `Command { std: "docker" "inspect" "5d129f6bc7c6bfb64566ad8836040094d011661e84c54cc8783180c3b421e4da", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5d129f6bc7c6bfb64566ad8836040094d011661e84c54cc8783180c3b421e4da", kill_on_drop: false }` [INFO] [stdout] 5d129f6bc7c6bfb64566ad8836040094d011661e84c54cc8783180c3b421e4da [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] a3009f749a437da9b8284cb845b301174cd599d84c69e23203e3f3b26ede8fec [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" "a3009f749a437da9b8284cb845b301174cd599d84c69e23203e3f3b26ede8fec", kill_on_drop: false }` [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/mapreduce.rs:11:43 [INFO] [stderr] | [INFO] [stderr] 11 | pub type MapFunc = fn(item: T, writer: Writer); [INFO] [stderr] | ^^^^^^ help: use `dyn`: `dyn Writer` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stderr] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition! [INFO] [stderr] = note: for more information, see issue #80165 [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/mapreduce.rs:13:46 [INFO] [stderr] | [INFO] [stderr] 13 | pub type MapperFunc = fn(item: T, writer: Writer, cancel: fn(Error)); [INFO] [stderr] | ^^^^^^ help: use `dyn`: `dyn Writer` [INFO] [stderr] | [INFO] [stderr] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition! [INFO] [stderr] = note: for more information, see issue #80165 [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/mapreduce.rs:14:55 [INFO] [stderr] | [INFO] [stderr] 14 | pub type ReducerFunc = fn(pipe: Sender, writer: Writer, cancel: fn(Error)); [INFO] [stderr] | ^^^^^^ help: use `dyn`: `dyn Writer` [INFO] [stderr] | [INFO] [stderr] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition! [INFO] [stderr] = note: for more information, see issue #80165 [INFO] [stderr] [INFO] [stderr] warning: unused variable: `ch` [INFO] [stderr] --> src/mapreduce.rs:27:13 [INFO] [stderr] | [INFO] [stderr] 27 | fn drain(ch:Receiver){ [INFO] [stderr] | ^^ help: if this is intentional, prefix it with an underscore: `_ch` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: private type `MapReduceOption` in public interface (error E0446) [INFO] [stderr] --> src/mapreduce.rs:16:1 [INFO] [stderr] | [INFO] [stderr] 16 | pub type Option = fn(opts: &mut MapReduceOption); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(private_in_public)]` on by default [INFO] [stderr] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stderr] = note: for more information, see issue #34537 [INFO] [stderr] [INFO] [stderr] warning: function is never used: `drain` [INFO] [stderr] --> src/mapreduce.rs:27:4 [INFO] [stderr] | [INFO] [stderr] 27 | fn drain(ch:Receiver){ [INFO] [stderr] | ^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: 6 warnings emitted [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/mapreduce.rs:11:43 [INFO] [stderr] | [INFO] [stderr] 11 | pub type MapFunc = fn(item: T, writer: Writer); [INFO] [stderr] | ^^^^^^ help: use `dyn`: `dyn Writer` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stderr] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition! [INFO] [stderr] = note: for more information, see issue #80165 [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/mapreduce.rs:13:46 [INFO] [stderr] | [INFO] [stderr] 13 | pub type MapperFunc = fn(item: T, writer: Writer, cancel: fn(Error)); [INFO] [stderr] | ^^^^^^ help: use `dyn`: `dyn Writer` [INFO] [stderr] | [INFO] [stderr] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition! [INFO] [stderr] = note: for more information, see issue #80165 [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/mapreduce.rs:14:55 [INFO] [stderr] | [INFO] [stderr] 14 | pub type ReducerFunc = fn(pipe: Sender, writer: Writer, cancel: fn(Error)); [INFO] [stderr] | ^^^^^^ help: use `dyn`: `dyn Writer` [INFO] [stderr] | [INFO] [stderr] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition! [INFO] [stderr] = note: for more information, see issue #80165 [INFO] [stderr] [INFO] [stderr] warning: unused variable: `ch` [INFO] [stderr] --> src/mapreduce.rs:27:13 [INFO] [stderr] | [INFO] [stderr] 27 | fn drain(ch:Receiver){ [INFO] [stderr] | ^^ help: if this is intentional, prefix it with an underscore: `_ch` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: private type `MapReduceOption` in public interface (error E0446) [INFO] [stderr] --> src/mapreduce.rs:16:1 [INFO] [stderr] | [INFO] [stderr] 16 | pub type Option = fn(opts: &mut MapReduceOption); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(private_in_public)]` on by default [INFO] [stderr] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stderr] = note: for more information, see issue #34537 [INFO] [stderr] [INFO] [stderr] warning: function is never used: `drain` [INFO] [stderr] --> src/mapreduce.rs:27:4 [INFO] [stderr] | [INFO] [stderr] 27 | fn drain(ch:Receiver){ [INFO] [stderr] | ^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: 6 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.01s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/mapreduce-691c8c2936a18b30) [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] [stderr] Doc-tests mapreduce [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" "a3009f749a437da9b8284cb845b301174cd599d84c69e23203e3f3b26ede8fec", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a3009f749a437da9b8284cb845b301174cd599d84c69e23203e3f3b26ede8fec", kill_on_drop: false }` [INFO] [stdout] a3009f749a437da9b8284cb845b301174cd599d84c69e23203e3f3b26ede8fec