[INFO] fetching crate boxx 0.0.3-beta...
[INFO] checking boxx-0.0.3-beta against beta for pr-78714
[INFO] extracting crate boxx 0.0.3-beta into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate boxx 0.0.3-beta on toolchain beta
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate boxx 0.0.3-beta
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate boxx 0.0.3-beta
[INFO] tweaked toml for crates.io crate boxx 0.0.3-beta written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate crates.io crate boxx 0.0.3-beta already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "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] d7d1f52efd49f77d41d2d02445aca1ce1214569a36aea7bee307df309948a783
[INFO] running `Command { std: "docker" "start" "-a" "d7d1f52efd49f77d41d2d02445aca1ce1214569a36aea7bee307df309948a783", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d7d1f52efd49f77d41d2d02445aca1ce1214569a36aea7bee307df309948a783", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d7d1f52efd49f77d41d2d02445aca1ce1214569a36aea7bee307df309948a783", kill_on_drop: false }`
[INFO] [stdout] d7d1f52efd49f77d41d2d02445aca1ce1214569a36aea7bee307df309948a783
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2184db94141332dc3ebe82c3bc30be6db62bf50308fa319f3772855b92d16950
[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" "2184db94141332dc3ebe82c3bc30be6db62bf50308fa319f3772855b92d16950", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.67
[INFO] [stderr]    Compiling syn v1.0.16
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling serde v1.0.104
[INFO] [stderr]     Checking regex-syntax v0.6.16
[INFO] [stderr]    Compiling pulldown-cmark v0.4.1
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]     Checking semver-parser v0.9.0
[INFO] [stderr]     Checking vte v0.3.3
[INFO] [stderr]     Checking itertools v0.8.2
[INFO] [stderr]     Checking aho-corasick v0.7.9
[INFO] [stderr]     Checking strip-ansi-escapes v0.1.0
[INFO] [stderr]     Checking quote v0.6.13
[INFO] [stderr]     Checking termios v0.3.1
[INFO] [stderr]     Checking clicolors-control v1.0.1
[INFO] [stderr]     Checking term_size v0.3.1
[INFO] [stderr]     Checking regex v1.3.4
[INFO] [stderr]     Checking console v0.9.2
[INFO] [stderr]    Compiling thiserror-impl v1.0.11
[INFO] [stderr]     Checking toml v0.5.6
[INFO] [stderr]     Checking thiserror v1.0.11
[INFO] [stderr]     Checking boxx v0.0.3-beta (/opt/rustwide/workdir)
[INFO] [stderr]     Checking version-sync v0.8.1
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 26.56s
[INFO] running `Command { std: "docker" "inspect" "2184db94141332dc3ebe82c3bc30be6db62bf50308fa319f3772855b92d16950", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2184db94141332dc3ebe82c3bc30be6db62bf50308fa319f3772855b92d16950", kill_on_drop: false }`
[INFO] [stdout] 2184db94141332dc3ebe82c3bc30be6db62bf50308fa319f3772855b92d16950