[INFO] fetching crate tinyjson 2.2.0...
[INFO] checking tinyjson-2.2.0 against try#575650af7d7ca88602df28e39d27bf3e456c306e for pr-80579
[INFO] extracting crate tinyjson 2.2.0 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate tinyjson 2.2.0 on toolchain 575650af7d7ca88602df28e39d27bf3e456c306e
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+575650af7d7ca88602df28e39d27bf3e456c306e" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate tinyjson 2.2.0
[INFO] finished tweaking crates.io crate tinyjson 2.2.0
[INFO] tweaked toml for crates.io crate tinyjson 2.2.0 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate crates.io crate tinyjson 2.2.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+575650af7d7ca88602df28e39d27bf3e456c306e" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+575650af7d7ca88602df28e39d27bf3e456c306e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 13aca2cbd869e5889f259f091e0c6b6cc6f349058de51f5225183064c34765ac
[INFO] running `Command { std: "docker" "start" "-a" "13aca2cbd869e5889f259f091e0c6b6cc6f349058de51f5225183064c34765ac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "13aca2cbd869e5889f259f091e0c6b6cc6f349058de51f5225183064c34765ac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "13aca2cbd869e5889f259f091e0c6b6cc6f349058de51f5225183064c34765ac", kill_on_drop: false }`
[INFO] [stdout] 13aca2cbd869e5889f259f091e0c6b6cc6f349058de51f5225183064c34765ac
[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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+575650af7d7ca88602df28e39d27bf3e456c306e" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d8f502735c8d6afb09c64addde4b7ca382c3728273f68fc7ede69c3585b2d467
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "d8f502735c8d6afb09c64addde4b7ca382c3728273f68fc7ede69c3585b2d467", kill_on_drop: false }`
[INFO] [stderr]     Checking same-file v1.0.6
[INFO] [stderr]     Checking tinyjson v2.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking walkdir v2.3.1
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.65s
[INFO] running `Command { std: "docker" "inspect" "d8f502735c8d6afb09c64addde4b7ca382c3728273f68fc7ede69c3585b2d467", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d8f502735c8d6afb09c64addde4b7ca382c3728273f68fc7ede69c3585b2d467", kill_on_drop: false }`
[INFO] [stdout] d8f502735c8d6afb09c64addde4b7ca382c3728273f68fc7ede69c3585b2d467