[INFO] fetching crate proqnt 0.1.0...
[INFO] checking proqnt-0.1.0 against master#568f6a8641e391ffcdcdb03e79d0901731d8d399 for pr-117164
[INFO] extracting crate proqnt 0.1.0 into /workspace/builds/worker-0-tc1/source
[INFO] validating manifest of crates.io crate proqnt 0.1.0 on toolchain 568f6a8641e391ffcdcdb03e79d0901731d8d399
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+568f6a8641e391ffcdcdb03e79d0901731d8d399" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate proqnt 0.1.0
[INFO] finished tweaking crates.io crate proqnt 0.1.0
[INFO] tweaked toml for crates.io crate proqnt 0.1.0 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+568f6a8641e391ffcdcdb03e79d0901731d8d399" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+568f6a8641e391ffcdcdb03e79d0901731d8d399" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+568f6a8641e391ffcdcdb03e79d0901731d8d399" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9a6854c4aa2d600d1fdcae8fa767dcb804dc8d1629fca9579fcaa71973b6cf0d
[INFO] running `Command { std: "docker" "start" "-a" "9a6854c4aa2d600d1fdcae8fa767dcb804dc8d1629fca9579fcaa71973b6cf0d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9a6854c4aa2d600d1fdcae8fa767dcb804dc8d1629fca9579fcaa71973b6cf0d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9a6854c4aa2d600d1fdcae8fa767dcb804dc8d1629fca9579fcaa71973b6cf0d", kill_on_drop: false }`
[INFO] [stdout] 9a6854c4aa2d600d1fdcae8fa767dcb804dc8d1629fca9579fcaa71973b6cf0d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+568f6a8641e391ffcdcdb03e79d0901731d8d399" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] de224b89bde8c4fc2cbe1e5eb61cc49a346a3eab5979fdad750e07f1f5119bf7
[INFO] running `Command { std: "docker" "start" "-a" "de224b89bde8c4fc2cbe1e5eb61cc49a346a3eab5979fdad750e07f1f5119bf7", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-traits v0.2.17
[INFO] [stderr]     Checking wait-timeout v0.2.0
[INFO] [stderr]     Checking arrayvec v0.7.4
[INFO] [stderr]     Checking unarray v0.1.4
[INFO] [stderr]     Checking rand_xorshift v0.3.0
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking rusty-fork v0.3.0
[INFO] [stderr]     Checking proqnt v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking proptest v1.4.0
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.86s
[INFO] running `Command { std: "docker" "inspect" "de224b89bde8c4fc2cbe1e5eb61cc49a346a3eab5979fdad750e07f1f5119bf7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "de224b89bde8c4fc2cbe1e5eb61cc49a346a3eab5979fdad750e07f1f5119bf7", kill_on_drop: false }`
[INFO] [stdout] de224b89bde8c4fc2cbe1e5eb61cc49a346a3eab5979fdad750e07f1f5119bf7