[INFO] fetching crate ugdb 0.1.8...
[INFO] checking ugdb-0.1.8 against beta for pr-78714
[INFO] extracting crate ugdb 0.1.8 into /workspace/builds/worker-5/source
[INFO] validating manifest of crates.io crate ugdb 0.1.8 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 ugdb 0.1.8
[INFO] finished tweaking crates.io crate ugdb 0.1.8
[INFO] tweaked toml for crates.io crate ugdb 0.1.8 written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] crate crates.io crate ugdb 0.1.8 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-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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] 32488e2d32cb76bb6fd389065e3ecfd06d25ee2d99302c8949c22c0f6c82a9d1
[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" "32488e2d32cb76bb6fd389065e3ecfd06d25ee2d99302c8949c22c0f6c82a9d1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "32488e2d32cb76bb6fd389065e3ecfd06d25ee2d99302c8949c22c0f6c82a9d1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "32488e2d32cb76bb6fd389065e3ecfd06d25ee2d99302c8949c22c0f6c82a9d1", kill_on_drop: false }`
[INFO] [stdout] 32488e2d32cb76bb6fd389065e3ecfd06d25ee2d99302c8949c22c0f6c82a9d1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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] d729aa0e88b4bb0b36859cb127c87be8febbca659e9d30f96239d6ff1659ca23
[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" "d729aa0e88b4bb0b36859cb127c87be8febbca659e9d30f96239d6ff1659ca23", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.34
[INFO] [stderr]    Compiling serde v1.0.114
[INFO] [stderr]    Compiling new_debug_unreachable v1.0.4
[INFO] [stderr]    Compiling plist v0.2.4
[INFO] [stderr]    Compiling bit-vec v0.6.2
[INFO] [stderr]    Compiling lalrpop-util v0.18.1
[INFO] [stderr]     Checking itertools v0.5.10
[INFO] [stderr]    Compiling onig_sys v68.2.1
[INFO] [stderr]    Compiling libc v0.2.72
[INFO] [stderr]    Compiling nix v0.7.0
[INFO] [stderr]     Checking nix v0.8.1
[INFO] [stderr]     Checking termion v1.5.5
[INFO] [stderr]     Checking time v0.1.43
[INFO] [stderr]     Checking unix_socket v0.5.0
[INFO] [stderr]    Compiling ena v0.13.1
[INFO] [stderr]     Checking nix v0.13.1
[INFO] [stderr]     Checking base64 v0.8.0
[INFO] [stderr]     Checking flate2 v1.0.16
[INFO] [stderr]     Checking backtrace v0.3.50
[INFO] [stderr]     Checking clap v2.33.1
[INFO] [stderr]     Checking rand v0.3.23
[INFO] [stderr]     Checking num-complex v0.1.43
[INFO] [stderr]     Checking num-traits v0.1.43
[INFO] [stderr]     Checking num-integer v0.1.43
[INFO] [stderr]    Compiling bit-set v0.5.2
[INFO] [stderr]    Compiling structopt-derive v0.2.18
[INFO] [stderr]    Compiling sha2 v0.8.2
[INFO] [stderr]     Checking chan v0.1.23
[INFO] [stderr]     Checking raw_tty v0.1.0
[INFO] [stderr]    Compiling rand_os v0.1.3
[INFO] [stderr]    Compiling dirs v1.0.5
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]     Checking chrono v0.4.13
[INFO] [stderr]    Compiling term v0.5.2
[INFO] [stderr]     Checking chan-signal v0.3.3
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]     Checking ndarray v0.8.4
[INFO] [stderr]    Compiling ascii-canvas v2.0.0
[INFO] [stderr]     Checking flexi_logger v0.11.5
[INFO] [stderr]    Compiling phf_generator v0.7.24
[INFO] [stderr]    Compiling string_cache_codegen v0.4.4
[INFO] [stderr]     Checking unsegen v0.2.4
[INFO] [stderr]    Compiling string_cache v0.7.5
[INFO] [stderr]     Checking structopt v0.2.18
[INFO] [stderr]    Compiling serde_derive v1.0.114
[INFO] [stderr]     Checking unsegen_signals v0.2.0
[INFO] [stderr]     Checking unsegen_terminal v0.2.1
[INFO] [stderr]     Checking unsegen_jsonviewer v0.2.0
[INFO] [stderr]     Checking onig v3.2.2
[INFO] [stderr]     Checking bincode v1.3.1
[INFO] [stderr]     Checking serde_json v1.0.56
[INFO] [stderr]    Compiling docopt v1.1.0
[INFO] [stderr]    Compiling toml v0.4.10
[INFO] [stderr]     Checking syntect v2.1.0
[INFO] [stderr]    Compiling lalrpop v0.18.1
[INFO] [stderr]     Checking unsegen_pager v0.2.0
[INFO] [stderr]    Compiling ugdb v0.1.8 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 55s
[INFO] running `Command { std: "docker" "inspect" "d729aa0e88b4bb0b36859cb127c87be8febbca659e9d30f96239d6ff1659ca23", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d729aa0e88b4bb0b36859cb127c87be8febbca659e9d30f96239d6ff1659ca23", kill_on_drop: false }`
[INFO] [stdout] d729aa0e88b4bb0b36859cb127c87be8febbca659e9d30f96239d6ff1659ca23