[INFO] fetching crate downloader_mc 0.1.3...
[INFO] checking downloader_mc-0.1.3 against master#75948c8bb3bd37f1e8ee20273a04edea4c1f84f8 for pr-147984-1
[INFO] extracting crate downloader_mc 0.1.3 into /workspace/builds/worker-5-tc1/source
[INFO] started tweaking crates.io crate downloader_mc 0.1.3
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate downloader_mc 0.1.3
[INFO] tweaked toml for crates.io crate downloader_mc 0.1.3 written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate downloader_mc 0.1.3 on toolchain 75948c8bb3bd37f1e8ee20273a04edea4c1f84f8
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+75948c8bb3bd37f1e8ee20273a04edea4c1f84f8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate downloader_mc 0.1.3 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" "+75948c8bb3bd37f1e8ee20273a04edea4c1f84f8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded openssl-sys v0.9.80
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[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+75948c8bb3bd37f1e8ee20273a04edea4c1f84f8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0df8cd732b83904b9fcfb46ba695c8e1350ca43127bce19a230e9de41c17b384
[INFO] running `Command { std: "docker" "start" "-a" "0df8cd732b83904b9fcfb46ba695c8e1350ca43127bce19a230e9de41c17b384", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0df8cd732b83904b9fcfb46ba695c8e1350ca43127bce19a230e9de41c17b384", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0df8cd732b83904b9fcfb46ba695c8e1350ca43127bce19a230e9de41c17b384", kill_on_drop: false }`
[INFO] [stdout] 0df8cd732b83904b9fcfb46ba695c8e1350ca43127bce19a230e9de41c17b384
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+75948c8bb3bd37f1e8ee20273a04edea4c1f84f8" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 20b44c2ee7724fdbe7a7c5c39a16ef10c01da06fc143911f0c4385dd61a7a78c
[INFO] running `Command { std: "docker" "start" "-a" "20b44c2ee7724fdbe7a7c5c39a16ef10c01da06fc143911f0c4385dd61a7a78c", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.95
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[INFO] [stderr]    Compiling syn v1.0.107
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[INFO] [stderr]    Compiling cc v1.0.78
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[INFO] [stderr]     Checking once_cell v1.17.0
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[INFO] [stderr]    Compiling futures-channel v0.3.26
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[INFO] [stderr]    Compiling tokio v1.25.0
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[INFO] [stderr]     Checking itoa v1.0.5
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[INFO] [stderr]     Checking tracing-core v0.1.30
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[INFO] [stderr]    Compiling futures-macro v0.3.26
[INFO] [stderr]    Compiling openssl-macros v0.1.0
[INFO] [stderr]     Checking chksum-sha2-384 v0.1.0
[INFO] [stderr]     Checking chksum-md5 v0.1.0
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[INFO] [stderr]     Checking hyper-tls v0.5.0
[INFO] [stderr]     Checking reqwest v0.11.13
[INFO] [stderr]     Checking downloader_mc v0.1.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: value assigned to `current` is never read
[INFO] [stdout]   --> src/client/downloader.rs:58:13
[INFO] [stdout]    |
[INFO] [stdout] 58 |             current += bytes.len() as u64;
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `current` is never read
[INFO] [stdout]   --> src/client/downloader.rs:58:13
[INFO] [stdout]    |
[INFO] [stdout] 58 |             current += bytes.len() as u64;
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 46.86s
[INFO] running `Command { std: "docker" "inspect" "20b44c2ee7724fdbe7a7c5c39a16ef10c01da06fc143911f0c4385dd61a7a78c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "20b44c2ee7724fdbe7a7c5c39a16ef10c01da06fc143911f0c4385dd61a7a78c", kill_on_drop: false }`
[INFO] [stdout] 20b44c2ee7724fdbe7a7c5c39a16ef10c01da06fc143911f0c4385dd61a7a78c