[INFO] cloning repository https://github.com/asampley/fn_cache
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/asampley/fn_cache" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fasampley%2Ffn_cache", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fasampley%2Ffn_cache'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] bd28a130330861619647531fcf857a005a1e2a86
[INFO] checking asampley/fn_cache against master#21de280cccb4eb02ead6bf0af40e2355a9136d6f for pr-100043-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fasampley%2Ffn_cache" "/workspace/builds/worker-0/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/asampley/fn_cache on toolchain 21de280cccb4eb02ead6bf0af40e2355a9136d6f
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+21de280cccb4eb02ead6bf0af40e2355a9136d6f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/asampley/fn_cache
[INFO] finished tweaking git repo https://github.com/asampley/fn_cache
[INFO] tweaked toml for git repo https://github.com/asampley/fn_cache written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/asampley/fn_cache already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+21de280cccb4eb02ead6bf0af40e2355a9136d6f" "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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded autocfg v0.1.6
[INFO] [stderr]   Downloaded fxhash v0.2.1
[INFO] [stderr]   Downloaded num-traits v0.2.8
[INFO] [stderr]   Downloaded num-integer v0.1.41
[INFO] [stderr]   Downloaded byteorder v1.3.2
[INFO] [stderr]   Downloaded hashers v1.0.1
[INFO] [stderr]   Downloaded num-bigint v0.2.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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@sha256:824c28ce115f6b999260af6986f3384c158e782489540e41c0b698ca1d9fd927" "/opt/rustwide/cargo-home/bin/cargo" "+21de280cccb4eb02ead6bf0af40e2355a9136d6f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1123ef89c5016e8c0679c34b64d457ba9f3e8c037a14b5608f4b924393613a43
[INFO] running `Command { std: "docker" "start" "-a" "1123ef89c5016e8c0679c34b64d457ba9f3e8c037a14b5608f4b924393613a43", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1123ef89c5016e8c0679c34b64d457ba9f3e8c037a14b5608f4b924393613a43", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1123ef89c5016e8c0679c34b64d457ba9f3e8c037a14b5608f4b924393613a43", kill_on_drop: false }`
[INFO] [stdout] 1123ef89c5016e8c0679c34b64d457ba9f3e8c037a14b5608f4b924393613a43
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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@sha256:824c28ce115f6b999260af6986f3384c158e782489540e41c0b698ca1d9fd927" "/opt/rustwide/cargo-home/bin/cargo" "+21de280cccb4eb02ead6bf0af40e2355a9136d6f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 43089ebb4c768b11e165c5d07a70741e7bf5b45cb98ccef91c679f9a219acc78
[INFO] running `Command { std: "docker" "start" "-a" "43089ebb4c768b11e165c5d07a70741e7bf5b45cb98ccef91c679f9a219acc78", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v0.1.6
[INFO] [stderr]    Compiling byteorder v1.3.2
[INFO] [stderr]    Compiling num-bigint v0.2.2
[INFO] [stderr]     Checking fn-cache v0.5.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling num-traits v0.2.8
[INFO] [stderr]    Compiling num-integer v0.1.41
[INFO] [stderr]     Checking fxhash v0.2.1
[INFO] [stderr]     Checking hashers v1.0.1
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.17s
[INFO] running `Command { std: "docker" "inspect" "43089ebb4c768b11e165c5d07a70741e7bf5b45cb98ccef91c679f9a219acc78", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "43089ebb4c768b11e165c5d07a70741e7bf5b45cb98ccef91c679f9a219acc78", kill_on_drop: false }`
[INFO] [stdout] 43089ebb4c768b11e165c5d07a70741e7bf5b45cb98ccef91c679f9a219acc78