[INFO] crate caps 0.4.0-alpha.2 is already in cache
[INFO] checking caps-0.4.0-alpha.2 against master#c724b67e1b474262917a5154d74e7072267593fe for pr-74315
[INFO] extracting crate caps 0.4.0-alpha.2 into /workspace/builds/worker-14/source
[INFO] validating manifest of crates.io crate caps 0.4.0-alpha.2 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 caps 0.4.0-alpha.2
[INFO] finished tweaking crates.io crate caps 0.4.0-alpha.2
[INFO] tweaked toml for crates.io crate caps 0.4.0-alpha.2 written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] crate crates.io crate caps 0.4.0-alpha.2 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c724b67e1b474262917a5154d74e7072267593fe" "fetch" "--locked" "--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-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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] e2de819b98650f4a21c0d561f52a5a011e11e44ce412d489107882f86c414a79
[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" "e2de819b98650f4a21c0d561f52a5a011e11e44ce412d489107882f86c414a79", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e2de819b98650f4a21c0d561f52a5a011e11e44ce412d489107882f86c414a79", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e2de819b98650f4a21c0d561f52a5a011e11e44ce412d489107882f86c414a79", kill_on_drop: false }`
[INFO] [stdout] e2de819b98650f4a21c0d561f52a5a011e11e44ce412d489107882f86c414a79
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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] a6d401635e4e4bc2e439d980bbae107d47f1e0c103d348f9ec70fccc89d73f9f
[INFO] running `Command { std: "docker" "start" "-a" "a6d401635e4e4bc2e439d980bbae107d47f1e0c103d348f9ec70fccc89d73f9f", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.18
[INFO] [stderr]    Compiling syn v1.0.30
[INFO] [stderr]    Compiling libc v0.2.71
[INFO] [stderr]    Compiling quote v1.0.6
[INFO] [stderr]     Checking errno v0.2.5
[INFO] [stderr]    Compiling thiserror-impl v1.0.19
[INFO] [stderr]     Checking thiserror v1.0.19
[INFO] [stderr]     Checking caps v0.4.0-alpha.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 18.86s
[INFO] running `Command { std: "docker" "inspect" "a6d401635e4e4bc2e439d980bbae107d47f1e0c103d348f9ec70fccc89d73f9f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a6d401635e4e4bc2e439d980bbae107d47f1e0c103d348f9ec70fccc89d73f9f", kill_on_drop: false }`
[INFO] [stdout] a6d401635e4e4bc2e439d980bbae107d47f1e0c103d348f9ec70fccc89d73f9f