[INFO] fetching crate kjson 0.0.10...
[INFO] checking kjson-0.0.10 against master#350d0ef0ec0493e6d21cfb265cb8211a0e74d766 for pr-145342-1
[INFO] extracting crate kjson 0.0.10 into /workspace/builds/worker-3-tc1/source
[INFO] started tweaking crates.io crate kjson 0.0.10
[INFO] finished tweaking crates.io crate kjson 0.0.10
[INFO] tweaked toml for crates.io crate kjson 0.0.10 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate kjson 0.0.10 on toolchain 350d0ef0ec0493e6d21cfb265cb8211a0e74d766
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate kjson 0.0.10 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f22814b848f9d555318644a9567a052fdd3956380d09120dbe8b6f07a24473db
[INFO] running `Command { std: "docker" "start" "-a" "f22814b848f9d555318644a9567a052fdd3956380d09120dbe8b6f07a24473db", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f22814b848f9d555318644a9567a052fdd3956380d09120dbe8b6f07a24473db", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f22814b848f9d555318644a9567a052fdd3956380d09120dbe8b6f07a24473db", kill_on_drop: false }`
[INFO] [stdout] f22814b848f9d555318644a9567a052fdd3956380d09120dbe8b6f07a24473db
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5803618363eabb9a3d72f4cdb56695bb819144d88c5d4d9a74a7e30504229b4c
[INFO] running `Command { std: "docker" "start" "-a" "5803618363eabb9a3d72f4cdb56695bb819144d88c5d4d9a74a7e30504229b4c", kill_on_drop: false }`
[INFO] [stderr]     Checking kjson v0.0.10 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.35s
[INFO] running `Command { std: "docker" "inspect" "5803618363eabb9a3d72f4cdb56695bb819144d88c5d4d9a74a7e30504229b4c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5803618363eabb9a3d72f4cdb56695bb819144d88c5d4d9a74a7e30504229b4c", kill_on_drop: false }`
[INFO] [stdout] 5803618363eabb9a3d72f4cdb56695bb819144d88c5d4d9a74a7e30504229b4c