[INFO] cloning repository https://github.com/ckauhaus/backy-extract
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ckauhaus/backy-extract" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fckauhaus%2Fbacky-extract", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fckauhaus%2Fbacky-extract'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 5b9bfb598ff4798bc3864cb610bdb32a4519e6a8
[INFO] checking ckauhaus/backy-extract against beta for pr-78714
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fckauhaus%2Fbacky-extract" "/workspace/builds/worker-0/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ckauhaus/backy-extract 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 git repo https://github.com/ckauhaus/backy-extract
[INFO] finished tweaking git repo https://github.com/ckauhaus/backy-extract
[INFO] tweaked toml for git repo https://github.com/ckauhaus/backy-extract written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/ckauhaus/backy-extract 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-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/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] da3dc42a7160fe5709d829abea3965bbf07161e8abde5601621267dd59783047
[INFO] running `Command { std: "docker" "start" "-a" "da3dc42a7160fe5709d829abea3965bbf07161e8abde5601621267dd59783047", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "da3dc42a7160fe5709d829abea3965bbf07161e8abde5601621267dd59783047", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "da3dc42a7160fe5709d829abea3965bbf07161e8abde5601621267dd59783047", kill_on_drop: false }`
[INFO] [stdout] da3dc42a7160fe5709d829abea3965bbf07161e8abde5601621267dd59783047
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c6da18e3cb6f34da9807b3612fad055824f1a0660044622a03d405ae46ac3bcc
[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" "c6da18e3cb6f34da9807b3612fad055824f1a0660044622a03d405ae46ac3bcc", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling proc-macro2 v1.0.6
[INFO] [stderr]    Compiling syn v1.0.11
[INFO] [stderr]     Checking scopeguard v1.0.0
[INFO] [stderr]    Compiling getrandom v0.1.13
[INFO] [stderr]     Checking regex-syntax v0.6.12
[INFO] [stderr]    Compiling serde v1.0.103
[INFO] [stderr]     Checking smallvec v1.0.0
[INFO] [stderr]    Compiling ryu v1.0.2
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]     Checking ppv-lite86 v0.2.6
[INFO] [stderr]    Compiling byteorder v1.3.2
[INFO] [stderr]     Checking linked-hash-map v0.5.2
[INFO] [stderr]    Compiling anyhow v1.0.25
[INFO] [stderr]     Checking number_prefix v0.3.0
[INFO] [stderr]     Checking dtoa v0.4.4
[INFO] [stderr]     Checking termcolor v1.0.5
[INFO] [stderr]     Checking itoa v0.4.4
[INFO] [stderr]     Checking remove_dir_all v0.5.2
[INFO] [stderr]     Checking maplit v1.0.2
[INFO] [stderr]     Checking thread_local v0.3.6
[INFO] [stderr]    Compiling num-traits v0.2.10
[INFO] [stderr]    Compiling num-integer v0.1.41
[INFO] [stderr]     Checking humantime v1.3.0
[INFO] [stderr]     Checking lock_api v0.3.2
[INFO] [stderr]     Checking yaml-rust v0.4.3
[INFO] [stderr]     Checking miniz_oxide v0.3.5
[INFO] [stderr]     Checking c2-chacha v0.2.3
[INFO] [stderr]     Checking atty v0.2.13
[INFO] [stderr]     Checking clicolors-control v1.0.1
[INFO] [stderr]     Checking term_size v0.3.1
[INFO] [stderr]     Checking termios v0.3.1
[INFO] [stderr]     Checking parking_lot_core v0.7.0
[INFO] [stderr]     Checking minilzo-sys v0.1.0
[INFO] [stderr]     Checking time v0.1.42
[INFO] [stderr]     Checking memmap v0.7.0
[INFO] [stderr]     Checking fs2 v0.4.3
[INFO] [stderr]     Checking xattr v0.2.2
[INFO] [stderr]     Checking filetime v0.2.8
[INFO] [stderr]     Checking aho-corasick v0.7.6
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking tempdir v0.3.7
[INFO] [stderr]     Checking crossbeam-queue v0.2.0
[INFO] [stderr]     Checking crossbeam-channel v0.4.0
[INFO] [stderr]     Checking smallstr v0.1.0
[INFO] [stderr]     Checking minilzo v0.2.0
[INFO] [stderr]     Checking tar v0.4.26
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking parking_lot v0.10.0
[INFO] [stderr]     Checking crossbeam-epoch v0.8.0
[INFO] [stderr]     Checking clap v2.33.0
[INFO] [stderr]     Checking flate2 v1.0.13
[INFO] [stderr]     Checking crossbeam-deque v0.7.2
[INFO] [stderr]     Checking rand_chacha v0.2.1
[INFO] [stderr]     Checking rand v0.7.2
[INFO] [stderr]     Checking crossbeam v0.7.3
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]     Checking chrono v0.4.10
[INFO] [stderr]     Checking regex v1.3.1
[INFO] [stderr]     Checking console v0.9.1
[INFO] [stderr]     Checking console v0.7.7
[INFO] [stderr]     Checking env_logger v0.7.1
[INFO] [stderr]     Checking indicatif v0.13.0
[INFO] [stderr]    Compiling proc-macro-error v0.2.6
[INFO] [stderr]    Compiling serde_derive v1.0.103
[INFO] [stderr]    Compiling structopt-derive v0.3.5
[INFO] [stderr]    Compiling thiserror-impl v1.0.9
[INFO] [stderr]     Checking thiserror v1.0.9
[INFO] [stderr]     Checking structopt v0.3.5
[INFO] [stderr]     Checking serde_yaml v0.8.11
[INFO] [stderr]     Checking serde_json v1.0.44
[INFO] [stderr]     Checking backy-extract v0.3.2-dev (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 57.87s
[INFO] running `Command { std: "docker" "inspect" "c6da18e3cb6f34da9807b3612fad055824f1a0660044622a03d405ae46ac3bcc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c6da18e3cb6f34da9807b3612fad055824f1a0660044622a03d405ae46ac3bcc", kill_on_drop: false }`
[INFO] [stdout] c6da18e3cb6f34da9807b3612fad055824f1a0660044622a03d405ae46ac3bcc