[INFO] fetching crate ach-ring 0.1.9...
[INFO] checking ach-ring-0.1.9 against try#31561a63598a0f21fc74c024747ef1310fdd2eb2 for pr-133536
[INFO] extracting crate ach-ring 0.1.9 into /workspace/builds/worker-1-tc2/source
[INFO] validating manifest of crates.io crate ach-ring 0.1.9 on toolchain 31561a63598a0f21fc74c024747ef1310fdd2eb2
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+31561a63598a0f21fc74c024747ef1310fdd2eb2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate ach-ring 0.1.9
[INFO] finished tweaking crates.io crate ach-ring 0.1.9
[INFO] tweaked toml for crates.io crate ach-ring 0.1.9 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+31561a63598a0f21fc74c024747ef1310fdd2eb2" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 109 packages to latest compatible versions
[INFO] [stderr]       Adding criterion v0.3.6 (available: v0.5.1)
[INFO] [stderr]       Adding flume v0.10.14 (available: v0.11.1)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+31561a63598a0f21fc74c024747ef1310fdd2eb2" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/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" "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" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:4a844ea9eb2546a2d2c7022eacef16ef2e8229c7fbb2c7d4d55a9ceca922f72d" "/opt/rustwide/cargo-home/bin/cargo" "+31561a63598a0f21fc74c024747ef1310fdd2eb2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2d7bacb80ca0bcbeefa218e13c2baa9bfc1df7cdcd2018d89c29c2d095871339
[INFO] running `Command { std: "docker" "start" "-a" "2d7bacb80ca0bcbeefa218e13c2baa9bfc1df7cdcd2018d89c29c2d095871339", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2d7bacb80ca0bcbeefa218e13c2baa9bfc1df7cdcd2018d89c29c2d095871339", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2d7bacb80ca0bcbeefa218e13c2baa9bfc1df7cdcd2018d89c29c2d095871339", kill_on_drop: false }`
[INFO] [stdout] 2d7bacb80ca0bcbeefa218e13c2baa9bfc1df7cdcd2018d89c29c2d095871339
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:4a844ea9eb2546a2d2c7022eacef16ef2e8229c7fbb2c7d4d55a9ceca922f72d" "/opt/rustwide/cargo-home/bin/cargo" "+31561a63598a0f21fc74c024747ef1310fdd2eb2" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bf06850b567818ba6a6db23e4e83a6e431423319ae086400934195df67169d64
[INFO] running `Command { std: "docker" "start" "-a" "bf06850b567818ba6a6db23e4e83a6e431423319ae086400934195df67169d64", kill_on_drop: false }`
[INFO] [stderr]     Checking memchr v2.7.4
[INFO] [stderr]    Compiling lock_api v0.4.12
[INFO] [stderr]     Checking scopeguard v1.2.0
[INFO] [stderr]     Checking regex-syntax v0.8.5
[INFO] [stderr]    Compiling pin-project-internal v1.1.7
[INFO] [stderr]     Checking getrandom v0.2.15
[INFO] [stderr]     Checking atomic v0.5.3
[INFO] [stderr]     Checking spin_loop v0.1.1
[INFO] [stderr]     Checking futures-core v0.3.31
[INFO] [stderr]     Checking futures-sink v0.3.31
[INFO] [stderr]     Checking crossbeam-queue v0.3.11
[INFO] [stderr]     Checking nanorand v0.7.0
[INFO] [stderr]     Checking on_drop v0.1.2
[INFO] [stderr]     Checking ach-util v0.1.16
[INFO] [stderr]     Checking ach-ring v0.1.9 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking spin v0.9.8
[INFO] [stderr]     Checking serde_json v1.0.133
[INFO] [stderr]     Checking csv-core v0.1.11
[INFO] [stderr]     Checking csv v1.3.1
[INFO] [stderr]     Checking pin-project v1.1.7
[INFO] [stderr]     Checking flume v0.10.14
[INFO] [stderr]     Checking regex-automata v0.4.9
[INFO] [stderr]     Checking tinytemplate v1.2.1
[INFO] [stderr]     Checking regex v1.11.1
[INFO] [stderr]     Checking criterion v0.3.6
[INFO] [stdout] warning: unused import: `black_box`
[INFO] [stdout]  --> benches/basic.rs:2:17
[INFO] [stdout]   |
[INFO] [stdout] 2 | use criterion::{black_box, criterion_group, criterion_main, Criterion};
[INFO] [stdout]   |                 ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Message` is never constructed
[INFO] [stdout]  --> benches/basic.rs:9:8
[INFO] [stdout]   |
[INFO] [stdout] 9 | struct Message;
[INFO] [stdout]   |        ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.86s
[INFO] running `Command { std: "docker" "inspect" "bf06850b567818ba6a6db23e4e83a6e431423319ae086400934195df67169d64", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bf06850b567818ba6a6db23e4e83a6e431423319ae086400934195df67169d64", kill_on_drop: false }`
[INFO] [stdout] bf06850b567818ba6a6db23e4e83a6e431423319ae086400934195df67169d64
