[INFO] cloning repository https://github.com/omri123/use_map_reduce [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/omri123/use_map_reduce" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fomri123%2Fuse_map_reduce", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fomri123%2Fuse_map_reduce'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 6e97bb4187298c03c9587f41e407fa4da704e783 [INFO] testing omri123/use_map_reduce against master#a77da2d454e6caa227a85b16410b95f93495e7e0 for pr-91031 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fomri123%2Fuse_map_reduce" "/workspace/builds/worker-7/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/omri123/use_map_reduce on toolchain a77da2d454e6caa227a85b16410b95f93495e7e0 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/omri123/use_map_reduce [INFO] finished tweaking git repo https://github.com/omri123/use_map_reduce [INFO] tweaked toml for git repo https://github.com/omri123/use_map_reduce written to /workspace/builds/worker-7/source/Cargo.toml [INFO] crate git repo https://github.com/omri123/use_map_reduce already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 6a08fdf23b8d5cd43db0d5660c1af1d1445ece57e10a1c1c0851359ab8d1e378 [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" "6a08fdf23b8d5cd43db0d5660c1af1d1445ece57e10a1c1c0851359ab8d1e378", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "6a08fdf23b8d5cd43db0d5660c1af1d1445ece57e10a1c1c0851359ab8d1e378", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6a08fdf23b8d5cd43db0d5660c1af1d1445ece57e10a1c1c0851359ab8d1e378", kill_on_drop: false }` [INFO] [stdout] 6a08fdf23b8d5cd43db0d5660c1af1d1445ece57e10a1c1c0851359ab8d1e378 [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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 67d5203b34f578aa2c6b58f5f5c0ce2124bc7d4618e3ea8fe6ca7a65e0f2a671 [INFO] running `Command { std: "docker" "start" "-a" "67d5203b34f578aa2c6b58f5f5c0ce2124bc7d4618e3ea8fe6ca7a65e0f2a671", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.49 [INFO] [stderr] Compiling byteorder v1.3.1 [INFO] [stderr] Compiling term v0.5.1 [INFO] [stderr] Compiling time v0.1.42 [INFO] [stderr] Compiling chrono v0.4.6 [INFO] [stderr] Compiling simplelog v0.5.3 [INFO] [stderr] Compiling map_reduce_omri v0.1.2 [INFO] [stderr] Compiling use_map_reduce v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/main.rs:40:36 [INFO] [stdout] | [INFO] [stdout] 40 | fn visit_dirs(dir: &Path, cb: &mut FnMut(DirEntry)) -> io::Result<()> { [INFO] [stdout] | ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn FnMut(DirEntry)` [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] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/main.rs:56:61 [INFO] [stdout] | [INFO] [stdout] 56 | fn map_count_words(entry: PathBuf, _unused: i32, emit: &mut FnMut(String, i32)) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn FnMut(String, i32)` [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] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/main.rs:93:58 [INFO] [stdout] | [INFO] [stdout] 93 | fn reduce_count_words(k: String, v: Vec, emit: &mut FnMut(String, i32)){ [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn FnMut(String, i32)` [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] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 12.45s [INFO] running `Command { std: "docker" "inspect" "67d5203b34f578aa2c6b58f5f5c0ce2124bc7d4618e3ea8fe6ca7a65e0f2a671", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "67d5203b34f578aa2c6b58f5f5c0ce2124bc7d4618e3ea8fe6ca7a65e0f2a671", kill_on_drop: false }` [INFO] [stdout] 67d5203b34f578aa2c6b58f5f5c0ce2124bc7d4618e3ea8fe6ca7a65e0f2a671 [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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 81e20d753adf5b0a9572e19ac36b79cacd62bd7e46c9cdd219f9ab6dd3641280 [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" "81e20d753adf5b0a9572e19ac36b79cacd62bd7e46c9cdd219f9ab6dd3641280", kill_on_drop: false }` [INFO] [stderr] Compiling use_map_reduce v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/main.rs:40:36 [INFO] [stdout] | [INFO] [stdout] 40 | fn visit_dirs(dir: &Path, cb: &mut FnMut(DirEntry)) -> io::Result<()> { [INFO] [stdout] | ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn FnMut(DirEntry)` [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] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/main.rs:56:61 [INFO] [stdout] | [INFO] [stdout] 56 | fn map_count_words(entry: PathBuf, _unused: i32, emit: &mut FnMut(String, i32)) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn FnMut(String, i32)` [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] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/main.rs:93:58 [INFO] [stdout] | [INFO] [stdout] 93 | fn reduce_count_words(k: String, v: Vec, emit: &mut FnMut(String, i32)){ [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn FnMut(String, i32)` [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] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.99s [INFO] running `Command { std: "docker" "inspect" "81e20d753adf5b0a9572e19ac36b79cacd62bd7e46c9cdd219f9ab6dd3641280", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "81e20d753adf5b0a9572e19ac36b79cacd62bd7e46c9cdd219f9ab6dd3641280", kill_on_drop: false }` [INFO] [stdout] 81e20d753adf5b0a9572e19ac36b79cacd62bd7e46c9cdd219f9ab6dd3641280 [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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 8f4faab665d125f27efa2269f6cab3de790bc2f7e04ef25d48f484bd66ace550 [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" "8f4faab665d125f27efa2269f6cab3de790bc2f7e04ef25d48f484bd66ace550", kill_on_drop: false }` [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/main.rs:40:36 [INFO] [stderr] | [INFO] [stderr] 40 | fn visit_dirs(dir: &Path, cb: &mut FnMut(DirEntry)) -> io::Result<()> { [INFO] [stderr] | ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn FnMut(DirEntry)` [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] [stdout] [INFO] [stderr] [INFO] [stdout] running 0 tests [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] [INFO] [stderr] --> src/main.rs:56:61 [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stderr] | [INFO] [stdout] [INFO] [stderr] 56 | fn map_count_words(entry: PathBuf, _unused: i32, emit: &mut FnMut(String, i32)) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn FnMut(String, i32)` [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] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/main.rs:93:58 [INFO] [stderr] | [INFO] [stderr] 93 | fn reduce_count_words(k: String, v: Vec, emit: &mut FnMut(String, i32)){ [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn FnMut(String, i32)` [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] [INFO] [stderr] warning: `use_map_reduce` (bin "use_map_reduce" test) generated 3 warnings [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.03s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/use_map_reduce-d40e2159731a34fc) [INFO] running `Command { std: "docker" "inspect" "8f4faab665d125f27efa2269f6cab3de790bc2f7e04ef25d48f484bd66ace550", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8f4faab665d125f27efa2269f6cab3de790bc2f7e04ef25d48f484bd66ace550", kill_on_drop: false }` [INFO] [stdout] 8f4faab665d125f27efa2269f6cab3de790bc2f7e04ef25d48f484bd66ace550