[INFO] fetching crate dotter 0.9.0...
[INFO] checking dotter-0.9.0 against beta for pr-78714
[INFO] extracting crate dotter 0.9.0 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate dotter 0.9.0 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 dotter 0.9.0
[INFO] finished tweaking crates.io crate dotter 0.9.0
[INFO] tweaked toml for crates.io crate dotter 0.9.0 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate crates.io crate dotter 0.9.0 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-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] f638a5ef7c3606c0726cdb8479f9b3ba505cbfd582db3be3e38572ecc318015e
[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" "f638a5ef7c3606c0726cdb8479f9b3ba505cbfd582db3be3e38572ecc318015e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f638a5ef7c3606c0726cdb8479f9b3ba505cbfd582db3be3e38572ecc318015e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f638a5ef7c3606c0726cdb8479f9b3ba505cbfd582db3be3e38572ecc318015e", kill_on_drop: false }`
[INFO] [stdout] f638a5ef7c3606c0726cdb8479f9b3ba505cbfd582db3be3e38572ecc318015e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] fc200950e9b8bbfda34b2dcfeef60f1cd10e0eba25c3582ae19bf6d67b200c78
[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" "fc200950e9b8bbfda34b2dcfeef60f1cd10e0eba25c3582ae19bf6d67b200c78", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.117
[INFO] [stderr]    Compiling anyhow v1.0.34
[INFO] [stderr]     Checking nom v1.2.4
[INFO] [stderr]     Checking quick-error v2.0.0
[INFO] [stderr]    Compiling pest_generator v2.1.3
[INFO] [stderr]    Compiling thiserror-impl v1.0.22
[INFO] [stderr]     Checking meval v0.2.0
[INFO] [stderr]    Compiling pest_derive v2.1.0
[INFO] [stderr]     Checking thiserror v1.0.22
[INFO] [stderr]     Checking serde_json v1.0.59
[INFO] [stderr]     Checking rhai v0.18.3
[INFO] [stderr]     Checking toml v0.4.10
[INFO] [stderr]     Checking handlebars v3.5.1
[INFO] [stderr]     Checking dotter v0.9.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 29.08s
[INFO] running `Command { std: "docker" "inspect" "fc200950e9b8bbfda34b2dcfeef60f1cd10e0eba25c3582ae19bf6d67b200c78", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fc200950e9b8bbfda34b2dcfeef60f1cd10e0eba25c3582ae19bf6d67b200c78", kill_on_drop: false }`
[INFO] [stdout] fc200950e9b8bbfda34b2dcfeef60f1cd10e0eba25c3582ae19bf6d67b200c78