[INFO] crate simple_bpm 0.2.1 is already in cache
[INFO] checking simple_bpm-0.2.1 against master#4fb54ed484e2239a3e9eff3be17df00d2a162be3 for pr-73345
[INFO] extracting crate simple_bpm 0.2.1 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate simple_bpm 0.2.1 on toolchain 4fb54ed484e2239a3e9eff3be17df00d2a162be3
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4fb54ed484e2239a3e9eff3be17df00d2a162be3" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate simple_bpm 0.2.1
[INFO] finished tweaking crates.io crate simple_bpm 0.2.1
[INFO] tweaked toml for crates.io crate simple_bpm 0.2.1 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4fb54ed484e2239a3e9eff3be17df00d2a162be3" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4fb54ed484e2239a3e9eff3be17df00d2a162be3" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "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_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:6c9ffe128752d56c8d75334ed354142a5229917ed99767f56566dd8e857ad726" "/opt/rustwide/cargo-home/bin/cargo" "+4fb54ed484e2239a3e9eff3be17df00d2a162be3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4b68f4d7f9d189c741ec0520c74d5f52717f5c9810b0097dd653451441a491b4
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "4b68f4d7f9d189c741ec0520c74d5f52717f5c9810b0097dd653451441a491b4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4b68f4d7f9d189c741ec0520c74d5f52717f5c9810b0097dd653451441a491b4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4b68f4d7f9d189c741ec0520c74d5f52717f5c9810b0097dd653451441a491b4", kill_on_drop: false }`
[INFO] [stdout] 4b68f4d7f9d189c741ec0520c74d5f52717f5c9810b0097dd653451441a491b4
[INFO] running `Command { std: "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@sha256:6c9ffe128752d56c8d75334ed354142a5229917ed99767f56566dd8e857ad726" "/opt/rustwide/cargo-home/bin/cargo" "+4fb54ed484e2239a3e9eff3be17df00d2a162be3" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a5ee987db664a3abfb2506fb62c2a1c2e20090bd4c5480ad6e633396f4bca1ca
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "a5ee987db664a3abfb2506fb62c2a1c2e20090bd4c5480ad6e633396f4bca1ca", kill_on_drop: false }`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling glob v0.2.11
[INFO] [stderr]    Compiling gimli v0.21.0
[INFO] [stderr]    Compiling object v0.19.0
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling regex-syntax v0.6.18
[INFO] [stderr]    Compiling quick-error v1.2.3
[INFO] [stderr]    Compiling bindgen v0.47.3
[INFO] [stderr]    Compiling termcolor v1.1.0
[INFO] [stderr]    Compiling scopeguard v0.3.3
[INFO] [stderr]    Compiling peeking_take_while v0.1.2
[INFO] [stderr]    Compiling nom v4.2.3
[INFO] [stderr]    Compiling libloading v0.5.2
[INFO] [stderr]    Compiling cmake v0.1.44
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling humantime v1.3.0
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]     Checking csv-core v0.1.10
[INFO] [stderr]    Compiling thread_local v1.0.1
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]     Checking regex-automata v0.1.9
[INFO] [stderr]     Checking rand_xoshiro v0.1.0
[INFO] [stderr]    Compiling aho-corasick v0.7.10
[INFO] [stderr]    Compiling clap v2.33.1
[INFO] [stderr]    Compiling syn v1.0.31
[INFO] [stderr]     Checking itertools-num v0.1.3
[INFO] [stderr]    Compiling hashbrown v0.1.8
[INFO] [stderr]     Checking simple_bpm v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking criterion-plot v0.3.1
[INFO] [stderr]     Checking bstr v0.2.13
[INFO] [stderr]    Compiling clang-sys v0.26.4
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]    Compiling cexpr v0.3.6
[INFO] [stderr]     Checking csv v1.1.3
[INFO] [stderr]    Compiling regex v1.3.9
[INFO] [stderr]    Compiling addr2line v0.12.1
[INFO] [stderr]    Compiling backtrace v0.3.48
[INFO] [stderr]    Compiling serde_derive v1.0.112
[INFO] [stderr]    Compiling env_logger v0.6.2
[INFO] [stderr]    Compiling failure v0.1.8
[INFO] [stderr]    Compiling which v2.0.1
[INFO] [stderr]     Checking criterion v0.2.11
[INFO] [stderr]    Compiling hodges v0.1.0
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]   --> examples/optimise.rs:47:15
[INFO] [stdout]    |
[INFO] [stdout] 47 |     let mse = (total_err_sqs / pretrials as f32);
[INFO] [stdout]    |               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 17s
[INFO] running `Command { std: "docker" "inspect" "a5ee987db664a3abfb2506fb62c2a1c2e20090bd4c5480ad6e633396f4bca1ca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a5ee987db664a3abfb2506fb62c2a1c2e20090bd4c5480ad6e633396f4bca1ca", kill_on_drop: false }`
[INFO] [stdout] a5ee987db664a3abfb2506fb62c2a1c2e20090bd4c5480ad6e633396f4bca1ca