[INFO] fetching crate futures01 0.1.29...
[INFO] checking futures01-0.1.29 against master#c724b67e1b474262917a5154d74e7072267593fe for pr-74315
[INFO] extracting crate futures01 0.1.29 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate futures01 0.1.29 on toolchain c724b67e1b474262917a5154d74e7072267593fe
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c724b67e1b474262917a5154d74e7072267593fe" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate futures01 0.1.29
[INFO] finished tweaking crates.io crate futures01 0.1.29
[INFO] tweaked toml for crates.io crate futures01 0.1.29 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c724b67e1b474262917a5154d74e7072267593fe" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c724b67e1b474262917a5154d74e7072267593fe" "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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:d9fbb4e2287ab3795bdefaf705efb7541a8875c13bce71e067d6b01dc5ed759b" "/opt/rustwide/cargo-home/bin/cargo" "+c724b67e1b474262917a5154d74e7072267593fe" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b23a93d2c6da668e4c70d1e969f10b48b8457ab67eed28aa109bd01ada89406a
[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" "b23a93d2c6da668e4c70d1e969f10b48b8457ab67eed28aa109bd01ada89406a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b23a93d2c6da668e4c70d1e969f10b48b8457ab67eed28aa109bd01ada89406a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b23a93d2c6da668e4c70d1e969f10b48b8457ab67eed28aa109bd01ada89406a", kill_on_drop: false }`
[INFO] [stdout] b23a93d2c6da668e4c70d1e969f10b48b8457ab67eed28aa109bd01ada89406a
[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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:d9fbb4e2287ab3795bdefaf705efb7541a8875c13bce71e067d6b01dc5ed759b" "/opt/rustwide/cargo-home/bin/cargo" "+c724b67e1b474262917a5154d74e7072267593fe" "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] 985a845f6768ea53ab46d05567c21a816273002c474c72d8f326fdf9b769df2b
[INFO] running `Command { std: "docker" "start" "-a" "985a845f6768ea53ab46d05567c21a816273002c474c72d8f326fdf9b769df2b", kill_on_drop: false }`
[INFO] [stderr]     Checking futures v0.1.29
[INFO] [stderr]     Checking futures01 v0.1.29 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.67s
[INFO] running `Command { std: "docker" "inspect" "985a845f6768ea53ab46d05567c21a816273002c474c72d8f326fdf9b769df2b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "985a845f6768ea53ab46d05567c21a816273002c474c72d8f326fdf9b769df2b", kill_on_drop: false }`
[INFO] [stdout] 985a845f6768ea53ab46d05567c21a816273002c474c72d8f326fdf9b769df2b