[INFO] fetching crate work 0.4.1...
[INFO] checking work-0.4.1 against beta for pr-78714
[INFO] extracting crate work 0.4.1 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate work 0.4.1 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 work 0.4.1
[INFO] finished tweaking crates.io crate work 0.4.1
[INFO] tweaked toml for crates.io crate work 0.4.1 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate crates.io crate work 0.4.1 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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] [stdout] 67fe2506791e2aa8f03b51e7c70b752bd7b65c6a04fe58dde4f5cb318ed0b320
[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" "67fe2506791e2aa8f03b51e7c70b752bd7b65c6a04fe58dde4f5cb318ed0b320", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "67fe2506791e2aa8f03b51e7c70b752bd7b65c6a04fe58dde4f5cb318ed0b320", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "67fe2506791e2aa8f03b51e7c70b752bd7b65c6a04fe58dde4f5cb318ed0b320", kill_on_drop: false }`
[INFO] [stdout] 67fe2506791e2aa8f03b51e7c70b752bd7b65c6a04fe58dde4f5cb318ed0b320
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] 5507ac5198bb2271559b9f47164bc4bdf2f12437868c1deb5881305a527f529d
[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" "5507ac5198bb2271559b9f47164bc4bdf2f12437868c1deb5881305a527f529d", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.41
[INFO] [stderr]    Compiling libsqlite3-sys v0.18.0
[INFO] [stderr]     Checking fuzzy-matcher v0.3.5
[INFO] [stderr]     Checking nix v0.14.1
[INFO] [stderr]     Checking dirs v2.0.2
[INFO] [stderr]     Checking directories v2.0.2
[INFO] [stderr]     Checking chrono v0.4.15
[INFO] [stderr]     Checking rayon-core v1.8.0
[INFO] [stderr]     Checking crossbeam v0.7.3
[INFO] [stderr]     Checking env_logger v0.6.2
[INFO] [stderr]     Checking term v0.6.1
[INFO] [stderr]     Checking rayon v1.4.0
[INFO] [stderr]     Checking rusqlite v0.23.1
[INFO] [stderr]     Checking timer v0.2.0
[INFO] [stderr]     Checking tuikit v0.3.3
[INFO] [stderr]    Compiling darling_core v0.10.2
[INFO] [stderr]    Compiling syn-mid v0.5.0
[INFO] [stderr]    Compiling proc-macro-error-attr v0.4.12
[INFO] [stderr]    Compiling serde_derive v1.0.116
[INFO] [stderr]    Compiling darling_macro v0.10.2
[INFO] [stderr]    Compiling proc-macro-error v0.4.12
[INFO] [stderr]    Compiling clap_derive v3.0.0-beta.1
[INFO] [stderr]    Compiling darling v0.10.2
[INFO] [stderr]    Compiling derive_builder_core v0.9.0
[INFO] [stderr]    Compiling derive_builder v0.9.0
[INFO] [stderr]     Checking clap v3.0.0-beta.1
[INFO] [stderr]     Checking skim v0.8.2
[INFO] [stderr]     Checking serde v1.0.116
[INFO] [stderr]     Checking toml v0.5.6
[INFO] [stderr]     Checking confy v0.4.0
[INFO] [stderr]     Checking work v0.4.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 35.16s
[INFO] running `Command { std: "docker" "inspect" "5507ac5198bb2271559b9f47164bc4bdf2f12437868c1deb5881305a527f529d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5507ac5198bb2271559b9f47164bc4bdf2f12437868c1deb5881305a527f529d", kill_on_drop: false }`
[INFO] [stdout] 5507ac5198bb2271559b9f47164bc4bdf2f12437868c1deb5881305a527f529d