[INFO] fetching crate taskwarrior-hooks 0.2.2...
[INFO] checking taskwarrior-hooks-0.2.2 against beta for pr-78714
[INFO] extracting crate taskwarrior-hooks 0.2.2 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate taskwarrior-hooks 0.2.2 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 taskwarrior-hooks 0.2.2
[INFO] finished tweaking crates.io crate taskwarrior-hooks 0.2.2
[INFO] tweaked toml for crates.io crate taskwarrior-hooks 0.2.2 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate crates.io crate taskwarrior-hooks 0.2.2 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-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] 7c92846bda6db4c608820547b94f058db8890d46ae3cce06eecbeafa3aed8c3b
[INFO] running `Command { std: "docker" "start" "-a" "7c92846bda6db4c608820547b94f058db8890d46ae3cce06eecbeafa3aed8c3b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7c92846bda6db4c608820547b94f058db8890d46ae3cce06eecbeafa3aed8c3b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7c92846bda6db4c608820547b94f058db8890d46ae3cce06eecbeafa3aed8c3b", kill_on_drop: false }`
[INFO] [stdout] 7c92846bda6db4c608820547b94f058db8890d46ae3cce06eecbeafa3aed8c3b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] 8fdbb6c15771cf998d5f272f0aae72a4fb925f27e1a4e628452b20bd1ad2e5e0
[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" "8fdbb6c15771cf998d5f272f0aae72a4fb925f27e1a4e628452b20bd1ad2e5e0", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.11
[INFO] [stderr]    Compiling fnv v1.0.6
[INFO] [stderr]    Compiling derive_builder v0.6.0
[INFO] [stderr]    Compiling num-traits v0.2.10
[INFO] [stderr]    Compiling num-integer v0.1.41
[INFO] [stderr]    Compiling backtrace-sys v0.1.32
[INFO] [stderr]    Compiling syn v0.13.11
[INFO] [stderr]     Checking rand_os v0.1.3
[INFO] [stderr]     Checking rand v0.6.5
[INFO] [stderr]     Checking backtrace v0.3.40
[INFO] [stderr]    Compiling synstructure v0.12.3
[INFO] [stderr]    Compiling serde_derive v1.0.104
[INFO] [stderr]    Compiling failure_derive v0.1.6
[INFO] [stderr]    Compiling darling_core v0.6.3
[INFO] [stderr]     Checking failure v0.1.6
[INFO] [stderr]    Compiling darling_macro v0.6.3
[INFO] [stderr]    Compiling darling v0.6.3
[INFO] [stderr]    Compiling derive_builder_core v0.3.0
[INFO] [stderr]     Checking serde v1.0.104
[INFO] [stderr]     Checking uuid v0.7.4
[INFO] [stderr]     Checking chrono v0.4.10
[INFO] [stderr]     Checking serde_json v1.0.44
[INFO] [stderr]     Checking task-hookrs v0.7.0
[INFO] [stderr]     Checking taskwarrior-hooks v0.2.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 48.35s
[INFO] running `Command { std: "docker" "inspect" "8fdbb6c15771cf998d5f272f0aae72a4fb925f27e1a4e628452b20bd1ad2e5e0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8fdbb6c15771cf998d5f272f0aae72a4fb925f27e1a4e628452b20bd1ad2e5e0", kill_on_drop: false }`
[INFO] [stdout] 8fdbb6c15771cf998d5f272f0aae72a4fb925f27e1a4e628452b20bd1ad2e5e0