[INFO] fetching crate diskspace_insight 0.1.92...
[INFO] checking diskspace_insight-0.1.92 against beta-2021-10-15 for beta-1.56-3
[INFO] extracting crate diskspace_insight 0.1.92 into /workspace/builds/worker-45/source
[INFO] validating manifest of crates.io crate diskspace_insight 0.1.92 on toolchain beta-2021-10-15
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-10-15" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate diskspace_insight 0.1.92
[INFO] finished tweaking crates.io crate diskspace_insight 0.1.92
[INFO] tweaked toml for crates.io crate diskspace_insight 0.1.92 written to /workspace/builds/worker-45/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-10-15" "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" "+beta-2021-10-15" "fetch" "--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-45/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-45/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-10-15" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2c8bfee32a9b8604aa01cadeb66d7ae1bf584174635071e1c7a684529c3bd134
[INFO] running `Command { std: "docker" "start" "-a" "2c8bfee32a9b8604aa01cadeb66d7ae1bf584174635071e1c7a684529c3bd134", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2c8bfee32a9b8604aa01cadeb66d7ae1bf584174635071e1c7a684529c3bd134", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2c8bfee32a9b8604aa01cadeb66d7ae1bf584174635071e1c7a684529c3bd134", kill_on_drop: false }`
[INFO] [stdout] 2c8bfee32a9b8604aa01cadeb66d7ae1bf584174635071e1c7a684529c3bd134
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-45/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-45/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-10-15" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a7a4a2f388c6c0cb3000fea5879710d6e3561392d2193ab2e7511a8d9ad34c67
[INFO] running `Command { std: "docker" "start" "-a" "a7a4a2f388c6c0cb3000fea5879710d6e3561392d2193ab2e7511a8d9ad34c67", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.103
[INFO] [stderr]    Compiling syn v1.0.80
[INFO] [stderr]    Compiling openssl v0.10.36
[INFO] [stderr]     Checking futures-io v0.3.17
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[INFO] [stderr]     Checking diskspace_insight v0.1.92 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking hyper v0.14.13
[INFO] [stderr]     Checking criterion v0.3.5
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[INFO] [stderr]     Checking benchmark_sampledata v0.1.5
[INFO] [stdout] warning: unused imports: `Benchmark`, `black_box`
[INFO] [stdout]  --> benches/home.rs:1:17
[INFO] [stdout]   |
[INFO] [stdout] 1 | use criterion::{black_box, criterion_group, criterion_main, Benchmark, Criterion};
[INFO] [stdout]   |                 ^^^^^^^^^                                   ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::fs::File`
[INFO] [stdout]  --> benches/scan_kernel.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use std::fs::File;
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated struct `criterion::Benchmark`: Please use BenchmarkGroups instead.
[INFO] [stdout]  --> benches/home.rs:1:61
[INFO] [stdout]   |
[INFO] [stdout] 1 | use criterion::{black_box, criterion_group, criterion_main, Benchmark, Criterion};
[INFO] [stdout]   |                                                             ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> benches/scan_kernel.rs:23:5
[INFO] [stdout]    |
[INFO] [stdout] 23 |     sd.remove();
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 37.51s
[INFO] running `Command { std: "docker" "inspect" "a7a4a2f388c6c0cb3000fea5879710d6e3561392d2193ab2e7511a8d9ad34c67", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a7a4a2f388c6c0cb3000fea5879710d6e3561392d2193ab2e7511a8d9ad34c67", kill_on_drop: false }`
[INFO] [stdout] a7a4a2f388c6c0cb3000fea5879710d6e3561392d2193ab2e7511a8d9ad34c67
