[INFO] updating cached repository https://github.com/zesterer/flume [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] [stderr] From https://github.com/zesterer/flume [INFO] [stderr] + 29afabc...d58c1c5 flavour-refactor -> flavour-refactor (forced update) [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] 53d93a05ca8b705b85c9781cc45626b12f91d356 [INFO] checking zesterer/flume against try#1cdff26b98d4c2377ea6ae8929f1daebbf58f2b0 for pr-69530 [INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzesterer%2Fflume" "/workspace/builds/worker-5/source"` [INFO] [stderr] Cloning into '/workspace/builds/worker-5/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/zesterer/flume on toolchain 1cdff26b98d4c2377ea6ae8929f1daebbf58f2b0 [INFO] running `"/workspace/cargo-home/bin/cargo" "+1cdff26b98d4c2377ea6ae8929f1daebbf58f2b0" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking git repo https://github.com/zesterer/flume [INFO] finished tweaking git repo https://github.com/zesterer/flume [INFO] tweaked toml for git repo https://github.com/zesterer/flume written to /workspace/builds/worker-5/source/Cargo.toml [INFO] running `"/workspace/cargo-home/bin/cargo" "+1cdff26b98d4c2377ea6ae8929f1daebbf58f2b0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/workspace/cargo-home/bin/cargo" "+1cdff26b98d4c2377ea6ae8929f1daebbf58f2b0" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "+1cdff26b98d4c2377ea6ae8929f1daebbf58f2b0" "check" "--frozen" "--all" "--all-targets"` [INFO] [stdout] 13037422b2e5eca2ec945d008fc034283816c890bfb1d3848df245a79f8d86f3 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `"docker" "start" "-a" "13037422b2e5eca2ec945d008fc034283816c890bfb1d3848df245a79f8d86f3"` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] Compiling byteorder v1.3.4 [INFO] [stderr] Checking futures-sink v0.3.4 [INFO] [stderr] Checking futures-task v0.3.4 [INFO] [stderr] Checking regex-syntax v0.6.17 [INFO] [stderr] Checking oorandom v11.1.1 [INFO] [stderr] Checking itertools v0.9.0 [INFO] [stderr] Checking csv-core v0.1.10 [INFO] [stderr] Checking async-task v1.3.1 [INFO] [stderr] Checking mio v0.6.22 [INFO] [stderr] Compiling async-attributes v1.1.1 [INFO] [stderr] Checking tinytemplate v1.0.4 [INFO] [stderr] Checking plotters v0.2.14 [INFO] [stderr] Checking futures-channel v0.3.4 [INFO] [stderr] Checking futures-util v0.3.4 [INFO] [stderr] Checking regex-automata v0.1.9 [INFO] [stderr] Checking mio-uds v0.6.8 [INFO] [stderr] Checking bstr v0.2.12 [INFO] [stderr] Checking criterion-plot v0.4.2 [INFO] [stderr] Checking regex v1.3.7 [INFO] [stderr] Checking async-std v1.5.0 [INFO] [stderr] Checking futures v0.3.4 [INFO] [stderr] Checking flume v0.7.1 (/opt/rustwide/workdir) [INFO] [stderr] Checking csv v1.1.3 [INFO] [stderr] Checking criterion v0.3.2 [INFO] [stderr] warning: unused variable: `i` [INFO] [stderr] --> benches/basic.rs:247:25 [INFO] [stderr] | [INFO] [stderr] 247 | for i in 0..iters / thread_num { [INFO] [stderr] | ^ help: consider prefixing with an underscore: `_i` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `i` [INFO] [stderr] --> benches/basic.rs:253:17 [INFO] [stderr] | [INFO] [stderr] 253 | for i in 0..iters - ((iters / thread_num) * thread_num) { [INFO] [stderr] | ^ help: consider prefixing with an underscore: `_i` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> benches/basic.rs:240:14 [INFO] [stderr] | [INFO] [stderr] 240 | let (mut tx, mut rx) = S::bounded(iters as usize); [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: variable does not need to be mutable [INFO] [stderr] --> benches/basic.rs:240:22 [INFO] [stderr] | [INFO] [stderr] 240 | let (mut tx, mut rx) = S::bounded(iters as usize); [INFO] [stderr] | ----^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> benches/basic.rs:269:14 [INFO] [stderr] | [INFO] [stderr] 269 | let (mut tx, mut rx) = S::bounded(bound); [INFO] [stderr] | ----^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> benches/basic.rs:269:22 [INFO] [stderr] | [INFO] [stderr] 269 | let (mut tx, mut rx) = S::bounded(bound); [INFO] [stderr] | ----^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 27.15s [INFO] running `"docker" "inspect" "13037422b2e5eca2ec945d008fc034283816c890bfb1d3848df245a79f8d86f3"` [INFO] running `"docker" "rm" "-f" "13037422b2e5eca2ec945d008fc034283816c890bfb1d3848df245a79f8d86f3"` [INFO] [stdout] 13037422b2e5eca2ec945d008fc034283816c890bfb1d3848df245a79f8d86f3