[INFO] updating cached repository https://github.com/mkulke/kerfuffle [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] b7a0390e521108237ac5435d0e351a0c0dfedab0 [INFO] checking mkulke/kerfuffle against master#2748a9fd93dd1a00a4521f4f16de5befbf77f6cd for pr-62262-1 [INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmkulke%2Fkerfuffle" "/workspace/builds/worker-4/source"` [INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/mkulke/kerfuffle on toolchain 2748a9fd93dd1a00a4521f4f16de5befbf77f6cd [INFO] running `"/workspace/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking git repo https://github.com/mkulke/kerfuffle [INFO] finished tweaking git repo https://github.com/mkulke/kerfuffle [INFO] tweaked toml for git repo https://github.com/mkulke/kerfuffle written to /workspace/builds/worker-4/source/Cargo.toml [INFO] crate git repo https://github.com/mkulke/kerfuffle already has a lockfile, it will not be regenerated [INFO] running `"/workspace/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "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] f73eddfc6c6556f89346037884dae2e3c28c0087a81f41e85c3408dc08492c34 [INFO] running `"docker" "start" "-a" "f73eddfc6c6556f89346037884dae2e3c28c0087a81f41e85c3408dc08492c34"` [INFO] [stderr] Compiling rustc-demangle v0.1.9 [INFO] [stderr] Compiling multimap v0.4.0 [INFO] [stderr] Compiling iovec v0.1.2 [INFO] [stderr] Compiling atty v0.2.11 [INFO] [stderr] Checking tower-service v0.2.0 (https://github.com/tower-rs/tower#7b61c1fc) [INFO] [stderr] Checking tower-direct-service v0.1.0 (https://github.com/tower-rs/tower#7b61c1fc) [INFO] [stderr] Compiling itertools v0.7.11 [INFO] [stderr] Compiling petgraph v0.4.13 [INFO] [stderr] Compiling codegen v0.1.0 (https://github.com/carllerche/codegen#2d4dcc96) [INFO] [stderr] Checking bytes v0.4.11 [INFO] [stderr] Checking mio v0.6.16 [INFO] [stderr] Compiling tempdir v0.3.7 [INFO] [stderr] Compiling backtrace-sys v0.1.24 [INFO] [stderr] Compiling syn v0.15.21 [INFO] [stderr] Compiling syn v0.14.9 [INFO] [stderr] Checking backtrace v0.3.9 [INFO] [stderr] Checking parking_lot_core v0.3.1 [INFO] [stderr] Compiling env_logger v0.5.13 [INFO] [stderr] Checking rand v0.6.1 [INFO] [stderr] Checking tower-util v0.1.0 (https://github.com/tower-rs/tower#7b61c1fc) [INFO] [stderr] Checking parking_lot v0.6.4 [INFO] [stderr] Checking tokio-io v0.1.10 [INFO] [stderr] Checking http v0.1.14 [INFO] [stderr] Checking prost v0.4.0 [INFO] [stderr] Checking mio-uds v0.6.7 [INFO] [stderr] Checking tokio-reactor v0.1.7 [INFO] [stderr] Checking tokio-codec v0.1.1 [INFO] [stderr] Checking tokio-connect v0.1.0 (https://github.com/carllerche/tokio-connect#f7ad1ca4) [INFO] [stderr] Checking tokio-threadpool v0.1.9 [INFO] [stderr] Checking tokio-udp v0.1.3 [INFO] [stderr] Checking tokio-uds v0.2.4 [INFO] [stderr] Checking tokio-tcp v0.1.2 [INFO] [stderr] Checking tokio-fs v0.1.4 [INFO] [stderr] Checking h2 v0.1.14 [INFO] [stderr] Checking tower-add-origin v0.1.0 (https://github.com/tower-rs/tower-http#3599ce02) [INFO] [stderr] Checking tower-http v0.1.0 (https://github.com/tower-rs/tower-http#3599ce02) [INFO] [stderr] Checking tokio v0.1.13 [INFO] [stderr] Compiling synstructure v0.10.1 [INFO] [stderr] Compiling failure_derive v0.1.3 [INFO] [stderr] Checking tower-h2 v0.1.0 (https://github.com/tower-rs/tower-h2#53d42498) [INFO] [stderr] Compiling failure v0.1.3 [INFO] [stderr] Checking tower-grpc v0.1.0 (https://github.com/tower-rs/tower-grpc.git#a5959c92) [INFO] [stderr] Compiling which v2.0.1 [INFO] [stderr] Compiling prost-derive v0.4.0 [INFO] [stderr] Compiling prost-build v0.4.0 [INFO] [stderr] Compiling prost-types v0.4.0 [INFO] [stderr] Compiling tower-grpc-build v0.1.0 (https://github.com/tower-rs/tower-grpc.git#a5959c92) [INFO] [stderr] Compiling kerfuffle v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] warning: unused import: `std::net::SocketAddr` [INFO] [stderr] --> src/bin/client.rs:14:5 [INFO] [stderr] | [INFO] [stderr] 14 | use std::net::SocketAddr; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused imports: `ConnectFuture`, `TcpStream` [INFO] [stderr] --> src/bin/client.rs:17:23 [INFO] [stderr] | [INFO] [stderr] 17 | use tokio::net::tcp::{ConnectFuture, TcpStream}; [INFO] [stderr] | ^^^^^^^^^^^^^ ^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `tokio::executor::DefaultExecutor` [INFO] [stderr] --> src/bin/client.rs:18:5 [INFO] [stderr] | [INFO] [stderr] 18 | use tokio::executor::DefaultExecutor; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `futures::Future` [INFO] [stderr] --> src/bin/client.rs:20:5 [INFO] [stderr] | [INFO] [stderr] 20 | use futures::Future; [INFO] [stderr] | ^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `tower_h2::client` [INFO] [stderr] --> src/bin/client.rs:22:5 [INFO] [stderr] | [INFO] [stderr] 22 | use tower_h2::client; [INFO] [stderr] | ^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `tower_util::MakeService` [INFO] [stderr] --> src/bin/client.rs:23:5 [INFO] [stderr] | [INFO] [stderr] 23 | use tower_util::MakeService; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `tower_grpc::Request` [INFO] [stderr] --> src/bin/client.rs:24:5 [INFO] [stderr] | [INFO] [stderr] 24 | use tower_grpc::Request; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::net::SocketAddr` [INFO] [stderr] --> src/bin/client.rs:14:5 [INFO] [stderr] | [INFO] [stderr] 14 | use std::net::SocketAddr; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused imports: `ConnectFuture`, `TcpStream` [INFO] [stderr] --> src/bin/client.rs:17:23 [INFO] [stderr] | [INFO] [stderr] 17 | use tokio::net::tcp::{ConnectFuture, TcpStream}; [INFO] [stderr] | ^^^^^^^^^^^^^ ^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `tokio::executor::DefaultExecutor` [INFO] [stderr] --> src/bin/client.rs:18:5 [INFO] [stderr] | [INFO] [stderr] 18 | use tokio::executor::DefaultExecutor; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `futures::Future` [INFO] [stderr] --> src/bin/client.rs:20:5 [INFO] [stderr] | [INFO] [stderr] 20 | use futures::Future; [INFO] [stderr] | ^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `tower_h2::client` [INFO] [stderr] --> src/bin/client.rs:22:5 [INFO] [stderr] | [INFO] [stderr] 22 | use tower_h2::client; [INFO] [stderr] | ^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `tower_util::MakeService` [INFO] [stderr] --> src/bin/client.rs:23:5 [INFO] [stderr] | [INFO] [stderr] 23 | use tower_util::MakeService; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `tower_grpc::Request` [INFO] [stderr] --> src/bin/client.rs:24:5 [INFO] [stderr] | [INFO] [stderr] 24 | use tower_grpc::Request; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `bail_out` [INFO] [stderr] --> src/bin/client.rs:30:1 [INFO] [stderr] | [INFO] [stderr] 30 | fn bail_out(err: Error) -> () { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: function is never used: `bail_out` [INFO] [stderr] --> src/bin/client.rs:30:1 [INFO] [stderr] | [INFO] [stderr] 30 | fn bail_out(err: Error) -> () { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: function is never used: `bail_out` [INFO] [stderr] --> src/bin/server.rs:113:1 [INFO] [stderr] | [INFO] [stderr] 113 | fn bail_out(err: &Error) -> () { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: function is never used: `get_random_duration` [INFO] [stderr] --> src/bin/server.rs:118:1 [INFO] [stderr] | [INFO] [stderr] 118 | fn get_random_duration() -> Duration { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `bail_out` [INFO] [stderr] --> src/bin/server.rs:113:1 [INFO] [stderr] | [INFO] [stderr] 113 | fn bail_out(err: &Error) -> () { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: function is never used: `get_random_duration` [INFO] [stderr] --> src/bin/server.rs:118:1 [INFO] [stderr] | [INFO] [stderr] 118 | fn get_random_duration() -> Duration { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1m 21s [INFO] running `"docker" "inspect" "f73eddfc6c6556f89346037884dae2e3c28c0087a81f41e85c3408dc08492c34"` [INFO] running `"docker" "rm" "-f" "f73eddfc6c6556f89346037884dae2e3c28c0087a81f41e85c3408dc08492c34"` [INFO] [stdout] f73eddfc6c6556f89346037884dae2e3c28c0087a81f41e85c3408dc08492c34