[INFO] fetching crate kf 0.1.4...
[INFO] checking kf-0.1.4 against master#568f6a8641e391ffcdcdb03e79d0901731d8d399 for pr-117164
[INFO] extracting crate kf 0.1.4 into /workspace/builds/worker-1-tc1/source
[INFO] validating manifest of crates.io crate kf 0.1.4 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 kf 0.1.4
[INFO] finished tweaking crates.io crate kf 0.1.4
[INFO] tweaked toml for crates.io crate kf 0.1.4 written to /workspace/builds/worker-1-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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded fehler-macros v1.0.0
[INFO] [stderr]   Downloaded simba v0.1.5
[INFO] [stderr]   Downloaded fehler v1.0.0
[INFO] [stderr]   Downloaded nalgebra v0.21.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 12d1c8fc469f6c0d55862bc854b61eedc0d295680e05450c2b3efba37eda28f1
[INFO] running `Command { std: "docker" "start" "-a" "12d1c8fc469f6c0d55862bc854b61eedc0d295680e05450c2b3efba37eda28f1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "12d1c8fc469f6c0d55862bc854b61eedc0d295680e05450c2b3efba37eda28f1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "12d1c8fc469f6c0d55862bc854b61eedc0d295680e05450c2b3efba37eda28f1", kill_on_drop: false }`
[INFO] [stdout] 12d1c8fc469f6c0d55862bc854b61eedc0d295680e05450c2b3efba37eda28f1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] c9f690d8a83cdffe72e10e653bbcff29a76eac56569084d9168981e71f9431ba
[INFO] running `Command { std: "docker" "start" "-a" "c9f690d8a83cdffe72e10e653bbcff29a76eac56569084d9168981e71f9431ba", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.70
[INFO] [stderr]    Compiling libm v0.2.8
[INFO] [stderr]    Compiling libc v0.2.150
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]    Compiling proc-macro-hack v0.5.20+deprecated
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]     Checking ppv-lite86 v0.2.17
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling num-traits v0.2.17
[INFO] [stderr]    Compiling num-complex v0.2.4
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]    Compiling typenum v1.17.0
[INFO] [stderr]    Compiling quote v1.0.33
[INFO] [stderr]    Compiling num-rational v0.2.4
[INFO] [stderr]    Compiling thiserror v1.0.50
[INFO] [stderr]    Compiling syn v2.0.39
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking rawpointer v0.2.1
[INFO] [stderr]     Checking matrixmultiply v0.2.4
[INFO] [stderr]    Compiling paste-impl v0.1.18
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking generic-array v0.13.3
[INFO] [stderr]     Checking approx v0.3.2
[INFO] [stderr]     Checking paste v0.1.18
[INFO] [stderr]     Checking rand_distr v0.2.2
[INFO] [stderr]     Checking simba v0.1.5
[INFO] [stderr]     Checking nalgebra v0.21.1
[INFO] [stderr]    Compiling thiserror-impl v1.0.50
[INFO] [stderr]    Compiling fehler-macros v1.0.0
[INFO] [stderr]     Checking fehler v1.0.0
[INFO] [stderr]     Checking kf v0.1.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 8.79s
[INFO] running `Command { std: "docker" "inspect" "c9f690d8a83cdffe72e10e653bbcff29a76eac56569084d9168981e71f9431ba", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c9f690d8a83cdffe72e10e653bbcff29a76eac56569084d9168981e71f9431ba", kill_on_drop: false }`
[INFO] [stdout] c9f690d8a83cdffe72e10e653bbcff29a76eac56569084d9168981e71f9431ba