[INFO] updating cached repository https://github.com/ChrisMacNaughton/euler-rs
[INFO] running `Command { std: "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", kill_on_drop: false }`
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 725e2f5e689d2e94cada7a25e66af39e8b01c354
[INFO] checking ChrisMacNaughton/euler-rs against master#1557fb031b272b4c5bfcc7de5df7eddc7b36a584 for pr-73166
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FChrisMacNaughton%2Feuler-rs" "/workspace/builds/worker-6/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ChrisMacNaughton/euler-rs on toolchain 1557fb031b272b4c5bfcc7de5df7eddc7b36a584
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1557fb031b272b4c5bfcc7de5df7eddc7b36a584" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/ChrisMacNaughton/euler-rs
[INFO] finished tweaking git repo https://github.com/ChrisMacNaughton/euler-rs
[INFO] tweaked toml for git repo https://github.com/ChrisMacNaughton/euler-rs written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/ChrisMacNaughton/euler-rs already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1557fb031b272b4c5bfcc7de5df7eddc7b36a584" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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:d9fbb4e2287ab3795bdefaf705efb7541a8875c13bce71e067d6b01dc5ed759b" "/opt/rustwide/cargo-home/bin/cargo" "+1557fb031b272b4c5bfcc7de5df7eddc7b36a584" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 84a0b4e6accb5793bb263a3a1a9a916c47217c636b05f846a41e82bd98cb8b8e
[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" "84a0b4e6accb5793bb263a3a1a9a916c47217c636b05f846a41e82bd98cb8b8e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "84a0b4e6accb5793bb263a3a1a9a916c47217c636b05f846a41e82bd98cb8b8e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "84a0b4e6accb5793bb263a3a1a9a916c47217c636b05f846a41e82bd98cb8b8e", kill_on_drop: false }`
[INFO] [stdout] 84a0b4e6accb5793bb263a3a1a9a916c47217c636b05f846a41e82bd98cb8b8e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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:d9fbb4e2287ab3795bdefaf705efb7541a8875c13bce71e067d6b01dc5ed759b" "/opt/rustwide/cargo-home/bin/cargo" "+1557fb031b272b4c5bfcc7de5df7eddc7b36a584" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9e0e4b00a974dc056946c680fbf2176be1b3a7c72e5a3f46aa66fd6509f03ba6
[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" "9e0e4b00a974dc056946c680fbf2176be1b3a7c72e5a3f46aa66fd6509f03ba6", kill_on_drop: false }`
[INFO] [stderr]     Checking bencher v0.1.4
[INFO] [stderr]     Checking euler v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function is never used: `p01`
[INFO] [stdout]  --> benches/euler.rs:8:4
[INFO] [stdout]   |
[INFO] [stdout] 8 | fn p01(bench: &mut Bencher) {
[INFO] [stdout]   |    ^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `p02`
[INFO] [stdout]   --> benches/euler.rs:12:4
[INFO] [stdout]    |
[INFO] [stdout] 12 | fn p02(bench: &mut Bencher) {
[INFO] [stdout]    |    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `p03`
[INFO] [stdout]   --> benches/euler.rs:16:4
[INFO] [stdout]    |
[INFO] [stdout] 16 | fn p03(bench: &mut Bencher) {
[INFO] [stdout]    |    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `p04`
[INFO] [stdout]   --> benches/euler.rs:20:4
[INFO] [stdout]    |
[INFO] [stdout] 20 | fn p04(bench: &mut Bencher) {
[INFO] [stdout]    |    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `p05`
[INFO] [stdout]   --> benches/euler.rs:24:4
[INFO] [stdout]    |
[INFO] [stdout] 24 | fn p05(bench: &mut Bencher) {
[INFO] [stdout]    |    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `p06`
[INFO] [stdout]   --> benches/euler.rs:28:4
[INFO] [stdout]    |
[INFO] [stdout] 28 | fn p06(bench: &mut Bencher) {
[INFO] [stdout]    |    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.88s
[INFO] running `Command { std: "docker" "inspect" "9e0e4b00a974dc056946c680fbf2176be1b3a7c72e5a3f46aa66fd6509f03ba6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9e0e4b00a974dc056946c680fbf2176be1b3a7c72e5a3f46aa66fd6509f03ba6", kill_on_drop: false }`
[INFO] [stdout] 9e0e4b00a974dc056946c680fbf2176be1b3a7c72e5a3f46aa66fd6509f03ba6