[INFO] fetching crate mun_syntax 0.2.0...
[INFO] checking mun_syntax-0.2.0 against beta for pr-78714
[INFO] extracting crate mun_syntax 0.2.0 into /workspace/builds/worker-13/source
[INFO] validating manifest of crates.io crate mun_syntax 0.2.0 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 mun_syntax 0.2.0
[INFO] finished tweaking crates.io crate mun_syntax 0.2.0
[INFO] tweaked toml for crates.io crate mun_syntax 0.2.0 written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[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-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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] 8d7755d502cd6667e9604f1b47a7094b43c1314000063150347103d1a1c8174b
[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" "8d7755d502cd6667e9604f1b47a7094b43c1314000063150347103d1a1c8174b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8d7755d502cd6667e9604f1b47a7094b43c1314000063150347103d1a1c8174b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8d7755d502cd6667e9604f1b47a7094b43c1314000063150347103d1a1c8174b", kill_on_drop: false }`
[INFO] [stdout] 8d7755d502cd6667e9604f1b47a7094b43c1314000063150347103d1a1c8174b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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] 8127661e550724a7dd03bdae30ef4fc0f55d5f00444f855231e406310e902f41
[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" "8127661e550724a7dd03bdae30ef4fc0f55d5f00444f855231e406310e902f41", kill_on_drop: false }`
[INFO] [stderr]     Checking drop_bomb v0.1.5
[INFO] [stderr]     Checking termios v0.3.3
[INFO] [stderr]     Checking clicolors-control v1.0.1
[INFO] [stderr]     Checking text_unit v0.1.10
[INFO] [stderr]     Checking smol_str v0.1.17
[INFO] [stderr]     Checking mun_abi v0.2.0
[INFO] [stderr]     Checking uuid v0.8.1
[INFO] [stderr]     Checking rowan v0.6.3
[INFO] [stderr]     Checking console v0.9.2
[INFO] [stderr]     Checking insta v0.12.0
[INFO] [stderr]     Checking mun_syntax v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.15s
[INFO] running `Command { std: "docker" "inspect" "8127661e550724a7dd03bdae30ef4fc0f55d5f00444f855231e406310e902f41", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8127661e550724a7dd03bdae30ef4fc0f55d5f00444f855231e406310e902f41", kill_on_drop: false }`
[INFO] [stdout] 8127661e550724a7dd03bdae30ef4fc0f55d5f00444f855231e406310e902f41