[INFO] fetching crate benri 0.1.12...
[INFO] checking benri-0.1.12 against master#e6e4f7ed1589e03bc2f6c5931c1a72e7947e8682 for beta-170-4
[INFO] extracting crate benri 0.1.12 into /workspace/builds/worker-2-tc2/source
[INFO] validating manifest of crates.io crate benri 0.1.12 on toolchain e6e4f7ed1589e03bc2f6c5931c1a72e7947e8682
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+e6e4f7ed1589e03bc2f6c5931c1a72e7947e8682" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate benri 0.1.12
[INFO] finished tweaking crates.io crate benri 0.1.12
[INFO] tweaked toml for crates.io crate benri 0.1.12 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" __CARGO_TEST_CHANNEL_OVERRIDE_DO_NOT_USE_THIS="nightly" "/workspace/cargo-home/bin/cargo" "+e6e4f7ed1589e03bc2f6c5931c1a72e7947e8682" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+e6e4f7ed1589e03bc2f6c5931c1a72e7947e8682" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:19e73879b68f455e41552ea35293514db52ea292d993f571636dbffedb77a1ee" "/opt/rustwide/cargo-home/bin/cargo" "+e6e4f7ed1589e03bc2f6c5931c1a72e7947e8682" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 47ffa02677f24304d5b5e06ffac53350ab10b949491a13e3e1178ef2b663a19f
[INFO] running `Command { std: "docker" "start" "-a" "47ffa02677f24304d5b5e06ffac53350ab10b949491a13e3e1178ef2b663a19f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "47ffa02677f24304d5b5e06ffac53350ab10b949491a13e3e1178ef2b663a19f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "47ffa02677f24304d5b5e06ffac53350ab10b949491a13e3e1178ef2b663a19f", kill_on_drop: false }`
[INFO] [stdout] 47ffa02677f24304d5b5e06ffac53350ab10b949491a13e3e1178ef2b663a19f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:19e73879b68f455e41552ea35293514db52ea292d993f571636dbffedb77a1ee" "/opt/rustwide/cargo-home/bin/cargo" "+e6e4f7ed1589e03bc2f6c5931c1a72e7947e8682" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7867b92a56904f1f6d701500fd96dee27e5fab1fffa66d3cf3252cba35c7eb95
[INFO] running `Command { std: "docker" "start" "-a" "7867b92a56904f1f6d701500fd96dee27e5fab1fffa66d3cf3252cba35c7eb95", kill_on_drop: false }`
[INFO] [stderr]     Checking benri v0.1.12 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::sync::atomic::*`
[INFO] [stdout]  --> src/sync.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::sync::atomic::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Receiver`, `Sender`
[INFO] [stdout]  --> src/sync.rs:4:2
[INFO] [stdout]   |
[INFO] [stdout] 4 |     Sender,
[INFO] [stdout]   |     ^^^^^^
[INFO] [stdout] 5 |     Receiver,
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Arc`, `Mutex`, `RwLock`
[INFO] [stdout]   --> src/sync.rs:8:2
[INFO] [stdout]    |
[INFO] [stdout] 8  |     Arc,
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 9  |     Mutex,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 10 |     RwLock,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::mass_panic`
[INFO] [stdout]   --> src/sync.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 12 | use crate::mass_panic;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::sync::atomic::*`
[INFO] [stdout]  --> src/sync.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::sync::atomic::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Receiver`, `Sender`
[INFO] [stdout]  --> src/sync.rs:4:2
[INFO] [stdout]   |
[INFO] [stdout] 4 |     Sender,
[INFO] [stdout]   |     ^^^^^^
[INFO] [stdout] 5 |     Receiver,
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Arc`, `Mutex`, `RwLock`
[INFO] [stdout]   --> src/sync.rs:8:2
[INFO] [stdout]    |
[INFO] [stdout] 8  |     Arc,
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 9  |     Mutex,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 10 |     RwLock,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::mass_panic`
[INFO] [stdout]   --> src/sync.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 12 | use crate::mass_panic;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.06s
[INFO] running `Command { std: "docker" "inspect" "7867b92a56904f1f6d701500fd96dee27e5fab1fffa66d3cf3252cba35c7eb95", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7867b92a56904f1f6d701500fd96dee27e5fab1fffa66d3cf3252cba35c7eb95", kill_on_drop: false }`
[INFO] [stdout] 7867b92a56904f1f6d701500fd96dee27e5fab1fffa66d3cf3252cba35c7eb95
