[INFO] updating cached repository https://github.com/bagedevimo/diffuse
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] d9d4df647816941b5b608f6305d5145062b3098a
[INFO] checking bagedevimo/diffuse against try#d7b51666469c792a8a3f40849607739bae1e705e for pr-71665
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbagedevimo%2Fdiffuse" "/workspace/builds/worker-10/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-10/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/bagedevimo/diffuse on toolchain d7b51666469c792a8a3f40849607739bae1e705e
[INFO] running `"/workspace/cargo-home/bin/cargo" "+d7b51666469c792a8a3f40849607739bae1e705e" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/bagedevimo/diffuse
[INFO] finished tweaking git repo https://github.com/bagedevimo/diffuse
[INFO] tweaked toml for git repo https://github.com/bagedevimo/diffuse written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] crate git repo https://github.com/bagedevimo/diffuse already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+d7b51666469c792a8a3f40849607739bae1e705e" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+d7b51666469c792a8a3f40849607739bae1e705e" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] db731d050a687b186b047b644f88f08d1c55745b38a7662cf7f63654438956a7
[INFO] running `"docker" "start" "-a" "db731d050a687b186b047b644f88f08d1c55745b38a7662cf7f63654438956a7"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling autocfg v0.1.4
[INFO] [stderr]     Checking rand_core v0.4.0
[INFO] [stderr]     Checking lazy_static v1.3.0
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[INFO] [stderr]    Compiling semver-parser v0.7.0
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[INFO] [stderr]    Compiling syn v1.0.14
[INFO] [stderr]    Compiling memchr v2.3.0
[INFO] [stderr]     Checking futures-sink v0.3.3
[INFO] [stderr]    Compiling serde v1.0.92
[INFO] [stderr]     Checking futures-core v0.3.3
[INFO] [stderr]     Checking futures-task v0.3.3
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[INFO] [stderr]    Compiling crc32fast v1.2.0
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[INFO] [stderr]    Compiling rust-crypto v0.2.36
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[INFO] [stderr]    Compiling semver v0.9.0
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[INFO] [stderr]     Checking crossbeam-epoch v0.7.1
[INFO] [stderr]     Checking crossbeam-queue v0.1.2
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling bincode v1.1.4
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[INFO] [stderr]    Compiling rustc_version v0.2.3
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[INFO] [stderr]     Checking tokio-codec v0.1.1
[INFO] [stderr]     Checking tokio-async-await v0.1.7
[INFO] [stderr]     Checking rand v0.3.23
[INFO] [stderr]    Compiling parking_lot_core v0.4.0
[INFO] [stderr]     Checking mio-uds v0.6.7
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[INFO] [stderr]     Checking parking_lot v0.7.1
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[INFO] [stderr]     Checking tokio v0.1.21
[INFO] [stderr]    Compiling proc-macro-hack v0.5.11
[INFO] [stderr]     Checking async-bincode v0.4.9
[INFO] [stderr]    Compiling futures-macro v0.3.3
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[INFO] [stderr]     Checking futures-executor v0.3.3
[INFO] [stderr]     Checking futures v0.3.3
[INFO] [stderr]     Checking diffuse v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]    --> src/git/connection.rs:268:17
[INFO] [stderr]     |
[INFO] [stderr] 268 |                 secondary_cursor.read(&mut new_byte);
[INFO] [stderr]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/git/record.rs:29:9
[INFO] [stderr]    |
[INFO] [stderr] 29 |         reader.read(&mut oid);
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/git/record.rs:65:9
[INFO] [stderr]    |
[INFO] [stderr] 65 |         input.read(&mut bufs);
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: 3 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/git/connection.rs:157:13
[INFO] [stderr]     |
[INFO] [stderr] 157 |         let mut raw_data: [u8; 2] = [210, 35];
[INFO] [stderr]     |             ----^^^^^^^^
[INFO] [stderr]     |             |
[INFO] [stderr]     |             help: remove this `mut`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]    --> src/git/connection.rs:268:17
[INFO] [stderr]     |
[INFO] [stderr] 268 |                 secondary_cursor.read(&mut new_byte);
[INFO] [stderr]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/git/record.rs:29:9
[INFO] [stderr]    |
[INFO] [stderr] 29 |         reader.read(&mut oid);
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/git/record.rs:65:9
[INFO] [stderr]    |
[INFO] [stderr] 65 |         input.read(&mut bufs);
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: 4 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `input`
[INFO] [stderr]  --> src/bin/diffuse_recv_pack.rs:6:9
[INFO] [stderr]   |
[INFO] [stderr] 6 |     let input = io::stdin();
[INFO] [stderr]   |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_input`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `size`
[INFO] [stderr]   --> src/bin/diffuse_recv_pack.rs:30:45
[INFO] [stderr]    |
[INFO] [stderr] 30 |             diffuse::git::Packet::Message { size, data } => {
[INFO] [stderr]    |                                             ^^^^ help: try ignoring the field: `size: _`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `data`
[INFO] [stderr]   --> src/bin/diffuse_recv_pack.rs:30:51
[INFO] [stderr]    |
[INFO] [stderr] 30 |             diffuse::git::Packet::Message { size, data } => {
[INFO] [stderr]    |                                                   ^^^^ help: try ignoring the field: `data: _`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/bin/diffuse_recv_pack.rs:17:9
[INFO] [stderr]    |
[INFO] [stderr] 17 |     let mut cursor = std::io::Cursor::new(buffer);
[INFO] [stderr]    |         ----^^^^^^
[INFO] [stderr]    |         |
[INFO] [stderr]    |         help: remove this `mut`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: the feature `async_await` has been stable since 1.39.0 and no longer requires an attribute to enable
[INFO] [stderr]  --> src/bin/diffuse_recv_pack.rs:1:12
[INFO] [stderr]   |
[INFO] [stderr] 1 | #![feature(async_await)]
[INFO] [stderr]   |            ^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(stable_features)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `input`
[INFO] [stderr]  --> src/bin/diffuse_recv_pack.rs:6:9
[INFO] [stderr]   |
[INFO] [stderr] 6 |     let input = io::stdin();
[INFO] [stderr]   |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_input`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `size`
[INFO] [stderr]   --> src/bin/diffuse_recv_pack.rs:30:45
[INFO] [stderr]    |
[INFO] [stderr] 30 |             diffuse::git::Packet::Message { size, data } => {
[INFO] [stderr]    |                                             ^^^^ help: try ignoring the field: `size: _`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `data`
[INFO] [stderr]   --> src/bin/diffuse_recv_pack.rs:30:51
[INFO] [stderr]    |
[INFO] [stderr] 30 |             diffuse::git::Packet::Message { size, data } => {
[INFO] [stderr]    |                                                   ^^^^ help: try ignoring the field: `data: _`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/bin/diffuse_recv_pack.rs:17:9
[INFO] [stderr]    |
[INFO] [stderr] 17 |     let mut cursor = std::io::Cursor::new(buffer);
[INFO] [stderr]    |         ----^^^^^^
[INFO] [stderr]    |         |
[INFO] [stderr]    |         help: remove this `mut`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/bin/diffuse_recv_pack.rs:16:5
[INFO] [stderr]    |
[INFO] [stderr] 16 |     std::io::stdin().lock().read_to_end(&mut buffer);
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: the feature `async_await` has been stable since 1.39.0 and no longer requires an attribute to enable
[INFO] [stderr]  --> src/bin/diffuse_recv_pack.rs:1:12
[INFO] [stderr]   |
[INFO] [stderr] 1 | #![feature(async_await)]
[INFO] [stderr]   |            ^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(stable_features)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/bin/diffuse_recv_pack.rs:16:5
[INFO] [stderr]    |
[INFO] [stderr] 16 |     std::io::stdin().lock().read_to_end(&mut buffer);
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: 6 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: 6 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 03s
[INFO] running `"docker" "inspect" "db731d050a687b186b047b644f88f08d1c55745b38a7662cf7f63654438956a7"`
[INFO] running `"docker" "rm" "-f" "db731d050a687b186b047b644f88f08d1c55745b38a7662cf7f63654438956a7"`
[INFO] [stdout] db731d050a687b186b047b644f88f08d1c55745b38a7662cf7f63654438956a7