[INFO] fetching crate slipper 0.0.1...
[INFO] checking slipper-0.0.1 against master#936f2600b6c903b04387f74ed5cbce88bb06d243 for pr-91141
[INFO] extracting crate slipper 0.0.1 into /workspace/builds/worker-39/source
[INFO] validating manifest of crates.io crate slipper 0.0.1 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 slipper 0.0.1
[INFO] finished tweaking crates.io crate slipper 0.0.1
[INFO] tweaked toml for crates.io crate slipper 0.0.1 written to /workspace/builds/worker-39/source/Cargo.toml
[INFO] crate crates.io crate slipper 0.0.1 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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-39/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-39/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] b74ae96ce301e73aa0b7a311192bb345dc7e553f92a7b6e8606ab368eef9ff1c
[INFO] running `Command { std: "docker" "start" "-a" "b74ae96ce301e73aa0b7a311192bb345dc7e553f92a7b6e8606ab368eef9ff1c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b74ae96ce301e73aa0b7a311192bb345dc7e553f92a7b6e8606ab368eef9ff1c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b74ae96ce301e73aa0b7a311192bb345dc7e553f92a7b6e8606ab368eef9ff1c", kill_on_drop: false }`
[INFO] [stdout] b74ae96ce301e73aa0b7a311192bb345dc7e553f92a7b6e8606ab368eef9ff1c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-39/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-39/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] 9299cafaee6e5635a2722516d4fe05fea4e82e3afab5b8ad1202bec9868be619
[INFO] running `Command { std: "docker" "start" "-a" "9299cafaee6e5635a2722516d4fe05fea4e82e3afab5b8ad1202bec9868be619", kill_on_drop: false }`
[INFO] [stderr]     Checking slipper v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.31s
[INFO] running `Command { std: "docker" "inspect" "9299cafaee6e5635a2722516d4fe05fea4e82e3afab5b8ad1202bec9868be619", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9299cafaee6e5635a2722516d4fe05fea4e82e3afab5b8ad1202bec9868be619", kill_on_drop: false }`
[INFO] [stdout] 9299cafaee6e5635a2722516d4fe05fea4e82e3afab5b8ad1202bec9868be619