[INFO] fetching crate reqray 0.4.3...
[INFO] checking reqray-0.4.3 against 1.95.0 for pr-155915
[INFO] extracting crate reqray 0.4.3 into /workspace/builds/worker-5-tc1/source
[INFO] started tweaking crates.io crate reqray 0.4.3
[INFO] finished tweaking crates.io crate reqray 0.4.3
[INFO] tweaked toml for crates.io crate reqray 0.4.3 written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate reqray 0.4.3 on toolchain 1.95.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.95.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate reqray 0.4.3 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.95.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded tracing-log v0.1.2
[INFO] [stderr]   Downloaded parking_lot_core v0.6.2
[INFO] [stderr]   Downloaded num_threads v0.1.3
[INFO] [stderr]   Downloaded async-executor v1.4.1
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[INFO] [stderr]   Downloaded plotters-svg v0.3.1
[INFO] [stderr]   Downloaded async-global-executor v2.0.2
[INFO] [stderr]   Downloaded async-lock v2.4.0
[INFO] [stderr]   Downloaded gloo-timers v0.2.3
[INFO] [stderr]   Downloaded unindent v0.1.7
[INFO] [stderr]   Downloaded tracing-appender v0.2.0
[INFO] [stderr]   Downloaded value-bag v1.0.0-alpha.8
[INFO] [stderr]   Downloaded criterion-plot v0.4.4
[INFO] [stderr]   Downloaded quanta v0.9.3
[INFO] [stderr]   Downloaded async-io v1.6.0
[INFO] [stderr]   Downloaded polling v2.2.0
[INFO] [stderr]   Downloaded time v0.3.7
[INFO] [stderr]   Downloaded raw-cpuid v10.2.0
[INFO] [stderr]   Downloaded criterion v0.3.5
[INFO] [stderr]   Downloaded tracing-subscriber v0.3.8
[INFO] [stderr]   Downloaded async-std v1.10.0
[INFO] [stderr]   Downloaded csv v1.1.6
[INFO] [stderr]   Downloaded plotters v0.3.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.95.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3410171c602d55ac394005671b0b3bfaad8cd88dc62ddcffd678d6f6d1a6650e
[INFO] running `Command { std: "docker" "start" "-a" "3410171c602d55ac394005671b0b3bfaad8cd88dc62ddcffd678d6f6d1a6650e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3410171c602d55ac394005671b0b3bfaad8cd88dc62ddcffd678d6f6d1a6650e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3410171c602d55ac394005671b0b3bfaad8cd88dc62ddcffd678d6f6d1a6650e", kill_on_drop: false }`
[INFO] [stdout] 3410171c602d55ac394005671b0b3bfaad8cd88dc62ddcffd678d6f6d1a6650e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.95.0" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0d6907525988f7d52379b11e7db052e0cd6ad3de61f5bb4fb31f98c2a80b230c
[INFO] running `Command { std: "docker" "start" "-a" "0d6907525988f7d52379b11e7db052e0cd6ad3de61f5bb4fb31f98c2a80b230c", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.36
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling syn v1.0.86
[INFO] [stderr]    Compiling libc v0.2.117
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[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]     Checking slab v0.4.5
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[INFO] [stderr]    Compiling crossbeam-utils v0.8.7
[INFO] [stderr]     Checking once_cell v1.9.0
[INFO] [stderr]     Checking futures-io v0.3.21
[INFO] [stderr]    Compiling parking_lot_core v0.6.2
[INFO] [stderr]     Checking regex-syntax v0.6.25
[INFO] [stderr]    Compiling memoffset v0.5.6
[INFO] [stderr]    Compiling serde v1.0.136
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[INFO] [stderr]    Compiling futures-task v0.3.21
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[INFO] [stderr]    Compiling ctor v0.1.21
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[INFO] [stderr]    Compiling futures-macro v0.3.21
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[INFO] [stderr]     Checking tokio v1.16.1
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[INFO] [stderr]     Checking tokio-udp v0.1.6
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[INFO] [stderr]     Checking tokio v0.1.22
[INFO] [stderr]     Checking tracing-appender v0.2.0
[INFO] [stderr]     Checking reqray v0.4.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/internal.rs:257:17
[INFO] [stdout]     |
[INFO] [stdout] 257 |             let mut per_thread = timing_info
[INFO] [stdout]     |                 ----^^^^^^^^^^
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking criterion v0.3.5
[INFO] [stderr]     Checking futures-executor v0.3.21
[INFO] [stderr]     Checking futures v0.3.21
[INFO] [stderr]     Checking tracing-futures v0.2.5
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/internal.rs:257:17
[INFO] [stdout]     |
[INFO] [stdout] 257 |             let mut per_thread = timing_info
[INFO] [stdout]     |                 ----^^^^^^^^^^
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 59.90s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: criterion v0.3.5
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 7`
[INFO] running `Command { std: "docker" "inspect" "0d6907525988f7d52379b11e7db052e0cd6ad3de61f5bb4fb31f98c2a80b230c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0d6907525988f7d52379b11e7db052e0cd6ad3de61f5bb4fb31f98c2a80b230c", kill_on_drop: false }`
[INFO] [stdout] 0d6907525988f7d52379b11e7db052e0cd6ad3de61f5bb4fb31f98c2a80b230c
