[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] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] 53d93a05ca8b705b85c9781cc45626b12f91d356 [INFO] checking zesterer/flume against master#bd0bacc694d7d8175804bb6f690cb846bfa4a9ee for pr-71665 [INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzesterer%2Fflume" "/workspace/builds/worker-3/source"` [INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/zesterer/flume on toolchain bd0bacc694d7d8175804bb6f690cb846bfa4a9ee [INFO] running `"/workspace/cargo-home/bin/cargo" "+bd0bacc694d7d8175804bb6f690cb846bfa4a9ee" "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-3/source/Cargo.toml [INFO] running `"/workspace/cargo-home/bin/cargo" "+bd0bacc694d7d8175804bb6f690cb846bfa4a9ee" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `"/workspace/cargo-home/bin/cargo" "+bd0bacc694d7d8175804bb6f690cb846bfa4a9ee" "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-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "+bd0bacc694d7d8175804bb6f690cb846bfa4a9ee" "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] 915c8108a083bb18873b16164ac6fc844da52f6f4f2ef8a0982ad5f5b410dfc1 [INFO] running `"docker" "start" "-a" "915c8108a083bb18873b16164ac6fc844da52f6f4f2ef8a0982ad5f5b410dfc1"` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] Compiling libc v0.2.70 [INFO] [stderr] Checking lazy_static v1.4.0 [INFO] [stderr] Compiling syn v1.0.21 [INFO] [stderr] Compiling ryu v1.0.4 [INFO] [stderr] Checking futures-core v0.3.5 [INFO] [stderr] Checking futures-sink v0.3.5 [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Checking pin-utils v0.1.0 [INFO] [stderr] Compiling rayon-core v1.7.0 [INFO] [stderr] Checking futures-io v0.3.5 [INFO] [stderr] Checking unicode-width v0.1.7 [INFO] [stderr] Checking futures-task v0.3.5 [INFO] [stderr] Checking regex-syntax v0.6.17 [INFO] [stderr] Checking oorandom v11.1.1 [INFO] [stderr] Checking pin-project-lite v0.1.5 [INFO] [stderr] Checking spin v0.5.2 [INFO] [stderr] Compiling memoffset v0.5.4 [INFO] [stderr] Compiling num-traits v0.2.11 [INFO] [stderr] Checking itertools v0.9.0 [INFO] [stderr] Compiling proc-macro2 v1.0.12 [INFO] [stderr] Checking crossbeam-utils v0.7.2 [INFO] [stderr] Checking csv-core v0.1.10 [INFO] [stderr] Compiling cast v0.2.3 [INFO] [stderr] Checking kv-log-macro v1.0.5 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Checking bstr v0.2.13 [INFO] [stderr] Checking futures-channel v0.3.5 [INFO] [stderr] Checking clap v2.33.1 [INFO] [stderr] Checking crossbeam-epoch v0.8.2 [INFO] [stderr] Checking crossbeam-queue v0.2.1 [INFO] [stderr] Checking crossbeam-channel v0.4.2 [INFO] [stderr] Checking serde_json v1.0.53 [INFO] [stderr] Compiling quote v1.0.5 [INFO] [stderr] Checking crossbeam-deque v0.7.3 [INFO] [stderr] Checking csv v1.1.3 [INFO] [stderr] Checking num_cpus v1.13.0 [INFO] [stderr] Checking iovec v0.1.4 [INFO] [stderr] Checking net2 v0.2.34 [INFO] [stderr] Checking async-task v1.3.1 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking criterion-plot v0.4.2 [INFO] [stderr] Checking mio v0.6.22 [INFO] [stderr] Checking regex v1.3.7 [INFO] [stderr] Checking plotters v0.2.14 [INFO] [stderr] Checking rayon v1.3.0 [INFO] [stderr] Checking tinytemplate v1.0.4 [INFO] [stderr] Checking mio-uds v0.6.8 [INFO] [stderr] Compiling pin-project-internal v0.4.16 [INFO] [stderr] Compiling serde_derive v1.0.110 [INFO] [stderr] Compiling async-attributes v1.1.1 [INFO] [stderr] Checking async-std v1.5.0 [INFO] [stderr] Checking pin-project v0.4.16 [INFO] [stderr] Checking futures-util v0.3.5 [INFO] [stderr] Checking futures v0.3.5 [INFO] [stderr] Checking flume v0.7.1 (/opt/rustwide/workdir) [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: if this is intentional, prefix it 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: if this is intentional, prefix it 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] warning: 6 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1m 28s [INFO] running `"docker" "inspect" "915c8108a083bb18873b16164ac6fc844da52f6f4f2ef8a0982ad5f5b410dfc1"` [INFO] running `"docker" "rm" "-f" "915c8108a083bb18873b16164ac6fc844da52f6f4f2ef8a0982ad5f5b410dfc1"` [INFO] [stdout] 915c8108a083bb18873b16164ac6fc844da52f6f4f2ef8a0982ad5f5b410dfc1