[INFO] fetching crate preexplorer 0.4.1...
[INFO] checking preexplorer-0.4.1 against master#936f2600b6c903b04387f74ed5cbce88bb06d243 for pr-91141
[INFO] extracting crate preexplorer 0.4.1 into /workspace/builds/worker-49/source
[INFO] validating manifest of crates.io crate preexplorer 0.4.1 on toolchain 936f2600b6c903b04387f74ed5cbce88bb06d243
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate preexplorer 0.4.1
[INFO] finished tweaking crates.io crate preexplorer 0.4.1
[INFO] tweaked toml for crates.io crate preexplorer 0.4.1 written to /workspace/builds/worker-49/source/Cargo.toml
[INFO] crate crates.io crate preexplorer 0.4.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-49/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-49/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6bc068d53a61aa5edf807f1ec4f94546e262caf84c4e8842c5d35a9630f62089
[INFO] running `Command { std: "docker" "start" "-a" "6bc068d53a61aa5edf807f1ec4f94546e262caf84c4e8842c5d35a9630f62089", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6bc068d53a61aa5edf807f1ec4f94546e262caf84c4e8842c5d35a9630f62089", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6bc068d53a61aa5edf807f1ec4f94546e262caf84c4e8842c5d35a9630f62089", kill_on_drop: false }`
[INFO] [stdout] 6bc068d53a61aa5edf807f1ec4f94546e262caf84c4e8842c5d35a9630f62089
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-49/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-49/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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c349c27e973939751e31779d06a25e852b899988ef2099598a148993ad3cff02
[INFO] running `Command { std: "docker" "start" "-a" "c349c27e973939751e31779d06a25e852b899988ef2099598a148993ad3cff02", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling version_check v0.9.2
[INFO] [stderr]    Compiling syn v1.0.58
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]     Checking rawpointer v0.2.1
[INFO] [stderr]     Checking ppv-lite86 v0.2.10
[INFO] [stderr]     Checking custom_derive v0.1.7
[INFO] [stderr]    Compiling ndarray v0.13.1
[INFO] [stderr]    Compiling anyhow v1.0.37
[INFO] [stderr]     Checking float-ord v0.2.0
[INFO] [stderr]     Checking either v1.6.1
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling num-complex v0.2.4
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]     Checking matrixmultiply v0.2.4
[INFO] [stderr]     Checking conv v0.3.3
[INFO] [stderr]     Checking itertools v0.9.0
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking average v0.10.6
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]    Compiling quote v1.0.8
[INFO] [stderr]     Checking rand_distr v0.2.2
[INFO] [stderr]    Compiling thiserror-impl v1.0.23
[INFO] [stderr]    Compiling getset v0.1.1
[INFO] [stderr]     Checking thiserror v1.0.23
[INFO] [stderr]     Checking preexplorer v0.4.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.90s
[INFO] running `Command { std: "docker" "inspect" "c349c27e973939751e31779d06a25e852b899988ef2099598a148993ad3cff02", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c349c27e973939751e31779d06a25e852b899988ef2099598a148993ad3cff02", kill_on_drop: false }`
[INFO] [stdout] c349c27e973939751e31779d06a25e852b899988ef2099598a148993ad3cff02