[INFO] cloning repository https://github.com/realaravinth/map-reduce-count-distinct
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/realaravinth/map-reduce-count-distinct" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frealaravinth%2Fmap-reduce-count-distinct", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frealaravinth%2Fmap-reduce-count-distinct'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 10c05d6667eed5517dde5ad5368f5c69c1a31f59
[INFO] testing realaravinth/map-reduce-count-distinct against 1.69.0 for beta-1.70-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frealaravinth%2Fmap-reduce-count-distinct" "/workspace/builds/worker-1-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/realaravinth/map-reduce-count-distinct on toolchain 1.69.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.69.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/realaravinth/map-reduce-count-distinct
[INFO] finished tweaking git repo https://github.com/realaravinth/map-reduce-count-distinct
[INFO] tweaked toml for git repo https://github.com/realaravinth/map-reduce-count-distinct written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/realaravinth/map-reduce-count-distinct already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.69.0" "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-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+1.69.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e5f2b16b8485af43fc316feab0717886c79fe82341ac8e11b9a3932ec2fbc6c8
[INFO] running `Command { std: "docker" "start" "-a" "e5f2b16b8485af43fc316feab0717886c79fe82341ac8e11b9a3932ec2fbc6c8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e5f2b16b8485af43fc316feab0717886c79fe82341ac8e11b9a3932ec2fbc6c8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e5f2b16b8485af43fc316feab0717886c79fe82341ac8e11b9a3932ec2fbc6c8", kill_on_drop: false }`
[INFO] [stdout] e5f2b16b8485af43fc316feab0717886c79fe82341ac8e11b9a3932ec2fbc6c8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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" "RUSTDOCFLAGS=--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@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+1.69.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] dd5bc0bb591c95e7761179493172840aa6f793977fb57d7caa5d9cd1e07261cb
[INFO] running `Command { std: "docker" "start" "-a" "dd5bc0bb591c95e7761179493172840aa6f793977fb57d7caa5d9cd1e07261cb", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling libc v0.2.93
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.26
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling syn v1.0.70
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling scopeguard v1.1.0
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]    Compiling once_cell v1.7.2
[INFO] [stderr]    Compiling proc-macro-hack v0.5.19
[INFO] [stderr]    Compiling proc-macro-nested v0.1.7
[INFO] [stderr]    Compiling rayon-core v1.9.0
[INFO] [stderr]    Compiling pin-project-lite v0.2.6
[INFO] [stderr]    Compiling fs_extra v1.2.0
[INFO] [stderr]    Compiling version_check v0.9.3
[INFO] [stderr]    Compiling cc v1.0.67
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling slog v2.7.0
[INFO] [stderr]    Compiling getrandom v0.2.2
[INFO] [stderr]    Compiling futures-core v0.3.14
[INFO] [stderr]    Compiling futures-sink v0.3.14
[INFO] [stderr]    Compiling instant v0.1.9
[INFO] [stderr]    Compiling smallvec v1.6.1
[INFO] [stderr]    Compiling futures-task v0.3.14
[INFO] [stderr]    Compiling ahash v0.7.2
[INFO] [stderr]    Compiling futures-channel v0.3.14
[INFO] [stderr]    Compiling pin-utils v0.1.0
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling futures-io v0.3.14
[INFO] [stderr]    Compiling slab v0.4.3
[INFO] [stderr]    Compiling crossbeam-utils v0.8.3
[INFO] [stderr]    Compiling memoffset v0.6.3
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling tokio v1.5.0
[INFO] [stderr]    Compiling rayon v1.5.0
[INFO] [stderr]    Compiling thread_local v1.1.3
[INFO] [stderr]    Compiling lock_api v0.4.3
[INFO] [stderr]    Compiling unicode-width v0.1.8
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling strsim v0.8.0
[INFO] [stderr]    Compiling take_mut v0.2.2
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling dirs-sys-next v0.1.2
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling time v0.1.43
[INFO] [stderr]    Compiling jemalloc-sys v0.3.2
[INFO] [stderr]    Compiling parking_lot_core v0.8.3
[INFO] [stderr]    Compiling signal-hook-registry v1.3.0
[INFO] [stderr]    Compiling mio v0.7.11
[INFO] [stderr]    Compiling vec_map v0.8.2
[INFO] [stderr]    Compiling dirs-next v2.0.0
[INFO] [stderr]    Compiling parking_lot v0.11.1
[INFO] [stderr]    Compiling term v0.7.0
[INFO] [stderr]    Compiling ansi_term v0.11.0
[INFO] [stderr]    Compiling bytes v1.0.1
[INFO] [stderr]    Compiling either v1.6.1
[INFO] [stderr]    Compiling hashbrown v0.11.2
[INFO] [stderr]    Compiling threadpool v1.8.1
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling dashmap v4.0.2
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.3
[INFO] [stderr]    Compiling crossbeam-channel v0.5.1
[INFO] [stderr]    Compiling crossbeam-deque v0.8.0
[INFO] [stderr]    Compiling slog-async v2.6.0
[INFO] [stderr]    Compiling chrono v0.4.19
[INFO] [stderr]    Compiling slog-term v2.8.0
[INFO] [stderr]    Compiling futures-macro v0.3.14
[INFO] [stderr]    Compiling tokio-macros v1.1.0
[INFO] [stderr]    Compiling futures-util v0.3.14
[INFO] [stderr]    Compiling futures-executor v0.3.14
[INFO] [stderr]    Compiling futures v0.3.14
[INFO] [stderr]    Compiling jemallocator v0.3.2
[INFO] [stderr]    Compiling map-reduce v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unreachable statement
[INFO] [stdout]   --> src/dash.rs:89:9
[INFO] [stdout]    |
[INFO] [stdout] 86 | /         unimplemented!(
[INFO] [stdout] 87 | |             "threads aren't sharing hashmap in this version, shoud change that. Use locks perhaps"
[INFO] [stdout] 88 | |         );
[INFO] [stdout]    | |_________- any code following this expression is unreachable
[INFO] [stdout] 89 |           let map = Map::new();
[INFO] [stdout]    |           ^^^^^^^^^^^^^^^^^^^^^ unreachable statement
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unreachable_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `WordPair` is never constructed
[INFO] [stdout]   --> src/utils.rs:54:8
[INFO] [stdout]    |
[INFO] [stdout] 54 | struct WordPair(&'static str, usize);
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `prepare_map_reduce` is never used
[INFO] [stdout]   --> src/utils.rs:63:8
[INFO] [stdout]    |
[INFO] [stdout] 63 | pub fn prepare_map_reduce() {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/utils.rs:58:8
[INFO] [stdout]    |
[INFO] [stdout] 58 |     fn new(word: &'static str) -> Self {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 48.27s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: fs_extra v1.2.0
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1`
[INFO] running `Command { std: "docker" "inspect" "dd5bc0bb591c95e7761179493172840aa6f793977fb57d7caa5d9cd1e07261cb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dd5bc0bb591c95e7761179493172840aa6f793977fb57d7caa5d9cd1e07261cb", kill_on_drop: false }`
[INFO] [stdout] dd5bc0bb591c95e7761179493172840aa6f793977fb57d7caa5d9cd1e07261cb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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" "RUSTDOCFLAGS=--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@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+1.69.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6af3ce46c8744d10a9b7d55598e560a4df0cab9c391b21d72a55a303ae28d790
[INFO] running `Command { std: "docker" "start" "-a" "6af3ce46c8744d10a9b7d55598e560a4df0cab9c391b21d72a55a303ae28d790", kill_on_drop: false }`
[INFO] [stderr]    Compiling map-reduce v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unreachable statement
[INFO] [stdout]   --> src/dash.rs:89:9
[INFO] [stdout]    |
[INFO] [stdout] 86 | /         unimplemented!(
[INFO] [stdout] 87 | |             "threads aren't sharing hashmap in this version, shoud change that. Use locks perhaps"
[INFO] [stdout] 88 | |         );
[INFO] [stdout]    | |_________- any code following this expression is unreachable
[INFO] [stdout] 89 |           let map = Map::new();
[INFO] [stdout]    |           ^^^^^^^^^^^^^^^^^^^^^ unreachable statement
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unreachable_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `WordPair` is never constructed
[INFO] [stdout]   --> src/utils.rs:54:8
[INFO] [stdout]    |
[INFO] [stdout] 54 | struct WordPair(&'static str, usize);
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `prepare_map_reduce` is never used
[INFO] [stdout]   --> src/utils.rs:63:8
[INFO] [stdout]    |
[INFO] [stdout] 63 | pub fn prepare_map_reduce() {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/utils.rs:58:8
[INFO] [stdout]    |
[INFO] [stdout] 58 |     fn new(word: &'static str) -> Self {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.48s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: fs_extra v1.2.0
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1`
[INFO] running `Command { std: "docker" "inspect" "6af3ce46c8744d10a9b7d55598e560a4df0cab9c391b21d72a55a303ae28d790", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6af3ce46c8744d10a9b7d55598e560a4df0cab9c391b21d72a55a303ae28d790", kill_on_drop: false }`
[INFO] [stdout] 6af3ce46c8744d10a9b7d55598e560a4df0cab9c391b21d72a55a303ae28d790
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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" "RUSTDOCFLAGS=--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@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+1.69.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 33d5dd20c95792c7bb5fa49c06d0ece2214665934d9e4b73a93240a65801655e
[INFO] running `Command { std: "docker" "start" "-a" "33d5dd20c95792c7bb5fa49c06d0ece2214665934d9e4b73a93240a65801655e", kill_on_drop: false }`
[INFO] [stderr] warning: unreachable statement
[INFO] [stderr]   --> src/dash.rs:89:9
[INFO] [stderr]    |
[INFO] [stderr] 86 | /         unimplemented!(
[INFO] [stderr] 87 | |             "threads aren't sharing hashmap in this version, shoud change that. Use locks perhaps"
[INFO] [stderr] 88 | |         );
[INFO] [stderr]    | |_________- any code following this expression is unreachable
[INFO] [stderr] 89 |           let map = Map::new();
[INFO] [stderr]    |           ^^^^^^^^^^^^^^^^^^^^^ unreachable statement
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unreachable_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: struct `WordPair` is never constructed
[INFO] [stderr]   --> src/utils.rs:54:8
[INFO] [stderr]    |
[INFO] [stderr] 54 | struct WordPair(&'static str, usize);
[INFO] [stderr]    |        ^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function `prepare_map_reduce` is never used
[INFO] [stderr]   --> src/utils.rs:63:8
[INFO] [stderr]    |
[INFO] [stderr] 63 | pub fn prepare_map_reduce() {
[INFO] [stderr]    |        ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function `new` is never used
[INFO] [stderr]   --> src/utils.rs:58:8
[INFO] [stderr]    |
[INFO] [stderr] 58 |     fn new(word: &'static str) -> Self {
[INFO] [stderr]    |        ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `map-reduce` (bin "map-reduce" test) generated 4 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: fs_extra v1.2.0
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1`
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/map_reduce-7aea3fee2a7f9511)
[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" "33d5dd20c95792c7bb5fa49c06d0ece2214665934d9e4b73a93240a65801655e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "33d5dd20c95792c7bb5fa49c06d0ece2214665934d9e4b73a93240a65801655e", kill_on_drop: false }`
[INFO] [stdout] 33d5dd20c95792c7bb5fa49c06d0ece2214665934d9e4b73a93240a65801655e
