[INFO] fetching crate input_crate 0.1.0...
[INFO] checking input_crate-0.1.0 against master#da897dfb6daa268a965d2d73620316ba56020a19 for pr-76219
[INFO] extracting crate input_crate 0.1.0 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate input_crate 0.1.0 on toolchain da897dfb6daa268a965d2d73620316ba56020a19
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+da897dfb6daa268a965d2d73620316ba56020a19" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate input_crate 0.1.0
[INFO] finished tweaking crates.io crate input_crate 0.1.0
[INFO] tweaked toml for crates.io crate input_crate 0.1.0 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+da897dfb6daa268a965d2d73620316ba56020a19" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+da897dfb6daa268a965d2d73620316ba56020a19" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+da897dfb6daa268a965d2d73620316ba56020a19" "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] e7d37f5496b822d3841207567d18adb48d5dea8098b940a7aede22d34b70ea09
[INFO] running `Command { std: "docker" "start" "-a" "e7d37f5496b822d3841207567d18adb48d5dea8098b940a7aede22d34b70ea09", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e7d37f5496b822d3841207567d18adb48d5dea8098b940a7aede22d34b70ea09", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e7d37f5496b822d3841207567d18adb48d5dea8098b940a7aede22d34b70ea09", kill_on_drop: false }`
[INFO] [stdout] e7d37f5496b822d3841207567d18adb48d5dea8098b940a7aede22d34b70ea09
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+da897dfb6daa268a965d2d73620316ba56020a19" "check" "--frozen" "--all" "--all-targets" "--message-format=json", 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] 3e27efc2abaa19d2ff57423cb9c0681ec6faccc8816c9b398d152b1bdba65828
[INFO] running `Command { std: "docker" "start" "-a" "3e27efc2abaa19d2ff57423cb9c0681ec6faccc8816c9b398d152b1bdba65828", kill_on_drop: false }`
[INFO] [stderr]     Checking input_crate v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.35s
[INFO] running `Command { std: "docker" "inspect" "3e27efc2abaa19d2ff57423cb9c0681ec6faccc8816c9b398d152b1bdba65828", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3e27efc2abaa19d2ff57423cb9c0681ec6faccc8816c9b398d152b1bdba65828", kill_on_drop: false }`
[INFO] [stdout] 3e27efc2abaa19d2ff57423cb9c0681ec6faccc8816c9b398d152b1bdba65828