[INFO] fetching crate ugdb 0.1.8...
[INFO] checking ugdb-0.1.8 against try#3e22d1f9053c0fc87629b3c6d5d9567856368e5d for pr-78714
[INFO] extracting crate ugdb 0.1.8 into /workspace/builds/worker-12/source
[INFO] validating manifest of crates.io crate ugdb 0.1.8 on toolchain 3e22d1f9053c0fc87629b3c6d5d9567856368e5d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e22d1f9053c0fc87629b3c6d5d9567856368e5d" "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-12/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" "+3e22d1f9053c0fc87629b3c6d5d9567856368e5d" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded bit-vec v0.4.4
[INFO] [stderr]   Downloaded chan-signal v0.3.3
[INFO] [stderr]   Downloaded flexi_logger v0.11.5
[INFO] [stderr]   Downloaded lalrpop-util v0.18.1
[INFO] [stderr]   Downloaded unsegen_pager v0.2.0
[INFO] [stderr]   Downloaded unsegen_signals v0.2.0
[INFO] [stderr]   Downloaded unsegen_terminal v0.2.1
[INFO] [stderr]   Downloaded ascii-canvas v2.0.0
[INFO] [stderr]   Downloaded ena v0.13.1
[INFO] [stderr]   Downloaded unsegen_jsonviewer v0.2.0
[INFO] [stderr]   Downloaded bit-set v0.4.0
[INFO] [stderr]   Downloaded lalrpop v0.18.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "+3e22d1f9053c0fc87629b3c6d5d9567856368e5d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] bb449ff67c740970f9b624be2bb8ae857171161c54e46a57a9a4dc5d54890c18
[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" "bb449ff67c740970f9b624be2bb8ae857171161c54e46a57a9a4dc5d54890c18", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bb449ff67c740970f9b624be2bb8ae857171161c54e46a57a9a4dc5d54890c18", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bb449ff67c740970f9b624be2bb8ae857171161c54e46a57a9a4dc5d54890c18", kill_on_drop: false }`
[INFO] [stdout] bb449ff67c740970f9b624be2bb8ae857171161c54e46a57a9a4dc5d54890c18
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "+3e22d1f9053c0fc87629b3c6d5d9567856368e5d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e9e2ab95b9efdd3630925677a37a5d672921d07dc02d59805f05d4a9c7bca9fd
[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" "e9e2ab95b9efdd3630925677a37a5d672921d07dc02d59805f05d4a9c7bca9fd", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.34
[INFO] [stderr]    Compiling string_cache_shared v0.3.0
[INFO] [stderr]    Compiling ndarray v0.8.4
[INFO] [stderr]     Checking smallvec v0.3.4
[INFO] [stderr]    Compiling ordermap v0.3.5
[INFO] [stderr]    Compiling plist v0.2.4
[INFO] [stderr]    Compiling bit-vec v0.6.2
[INFO] [stderr]    Compiling new_debug_unreachable v1.0.4
[INFO] [stderr]    Compiling precomputed-hash v0.1.1
[INFO] [stderr]    Compiling lalrpop-util v0.18.1
[INFO] [stderr]     Checking nom v2.2.1
[INFO] [stderr]     Checking itertools v0.5.10
[INFO] [stderr]    Compiling onig_sys v68.2.1
[INFO] [stderr]    Compiling libc v0.2.72
[INFO] [stderr]     Checking nix v0.8.1
[INFO] [stderr]     Checking termion v1.5.5
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]     Checking backtrace v0.3.50
[INFO] [stderr]     Checking unix_socket v0.5.0
[INFO] [stderr]     Checking nix v0.13.1
[INFO] [stderr]     Checking base64 v0.8.0
[INFO] [stderr]    Compiling ena v0.13.1
[INFO] [stderr]     Checking clap v2.33.1
[INFO] [stderr]     Checking flate2 v1.0.16
[INFO] [stderr]    Compiling bit-set v0.5.2
[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]     Checking nix v0.7.0
[INFO] [stderr]    Compiling petgraph v0.4.13
[INFO] [stderr]    Compiling derive_more v0.14.1
[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]     Checking rand v0.3.23
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling term v0.5.2
[INFO] [stderr]     Checking chan v0.1.23
[INFO] [stderr]     Checking chan-signal v0.3.3
[INFO] [stderr]    Compiling ascii-canvas v2.0.0
[INFO] [stderr]    Compiling phf_generator v0.7.24
[INFO] [stderr]    Compiling string_cache_codegen v0.4.4
[INFO] [stderr]     Checking flexi_logger v0.11.5
[INFO] [stderr]     Checking structopt v0.2.18
[INFO] [stderr]    Compiling string_cache v0.7.5
[INFO] [stderr]     Checking onig v3.2.2
[INFO] [stderr]     Checking raw_tty v0.1.0
[INFO] [stderr]     Checking unsegen v0.2.4
[INFO] [stderr]    Compiling serde_derive v1.0.114
[INFO] [stderr]     Checking unsegen_terminal v0.2.1
[INFO] [stderr]     Checking unsegen_signals v0.2.0
[INFO] [stderr]     Checking unsegen_jsonviewer v0.2.0
[INFO] [stderr]    Compiling serde v1.0.114
[INFO] [stderr]    Compiling docopt v1.1.0
[INFO] [stderr]    Compiling toml v0.4.10
[INFO] [stderr]     Checking bincode v1.3.1
[INFO] [stderr]     Checking serde_json v1.0.56
[INFO] [stderr]    Compiling lalrpop v0.18.1
[INFO] [stderr]     Checking syntect v2.1.0
[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 54s
[INFO] running `Command { std: "docker" "inspect" "e9e2ab95b9efdd3630925677a37a5d672921d07dc02d59805f05d4a9c7bca9fd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e9e2ab95b9efdd3630925677a37a5d672921d07dc02d59805f05d4a9c7bca9fd", kill_on_drop: false }`
[INFO] [stdout] e9e2ab95b9efdd3630925677a37a5d672921d07dc02d59805f05d4a9c7bca9fd