[INFO] updating cached repository https://github.com/pop-os/upgrade
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] [stderr] From https://github.com/pop-os/upgrade
[INFO] [stderr]  + 38a1425...e8e0fa4 dev        -> dev  (forced update)
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] ad9653ce98d20b3da37104643189d8b77779edf1
[INFO] checking pop-os/upgrade against try#71b81291baafb8a58836272757b28817fe1d8190 for pr-73102
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpop-os%2Fupgrade" "/workspace/builds/worker-10/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-10/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/pop-os/upgrade on toolchain 71b81291baafb8a58836272757b28817fe1d8190
[INFO] running `"/workspace/cargo-home/bin/cargo" "+71b81291baafb8a58836272757b28817fe1d8190" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/pop-os/upgrade
[INFO] removed workspace from git repo https://github.com/pop-os/upgrade
[INFO] finished tweaking git repo https://github.com/pop-os/upgrade
[INFO] tweaked toml for git repo https://github.com/pop-os/upgrade written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] crate git repo https://github.com/pop-os/upgrade already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+71b81291baafb8a58836272757b28817fe1d8190" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr] error: the lock file /workspace/builds/worker-10/source/Cargo.lock needs to be updated but --locked was passed to prevent this
[INFO] [stderr] If you want to try to generate the lock file without accessing the network, use the --offline flag.
[INFO] the lockfile is outdated, regenerating it
[INFO] running `"/workspace/cargo-home/bin/cargo" "+71b81291baafb8a58836272757b28817fe1d8190" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] [stderr]     Updating git repository `https://github.com/pop-os/sysfs-class`
[INFO] [stderr]     Updating git repository `https://github.com/pop-os/apt-cli-wrappers`
[INFO] [stderr]     Updating git repository `https://github.com/pop-os/apt-fetcher`
[INFO] [stderr]     Updating git repository `https://github.com/pop-os/apt-keyring`
[INFO] [stderr]     Updating git repository `https://github.com/pop-os/apt-sources-lists`
[INFO] [stderr]     Updating git repository `https://github.com/pop-os/async-fetcher`
[INFO] [stderr]     Updating git repository `https://github.com/pop-os/distinst/`
[INFO] [stderr]     Updating git repository `https://github.com/pop-os/parallel-getter`
[INFO] [stderr]     Updating git repository `https://github.com/pop-os/exit-status-ext`
[INFO] [stderr]     Updating git repository `https://github.com/pop-os/apt-release-file`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+71b81291baafb8a58836272757b28817fe1d8190" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+71b81291baafb8a58836272757b28817fe1d8190" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] e116488c4aabb0e5569ac73f6329874290371e0cae9ad4b039f90f2a4d4b20d7
[INFO] running `"docker" "start" "-a" "e116488c4aabb0e5569ac73f6329874290371e0cae9ad4b039f90f2a4d4b20d7"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]    Compiling autocfg v1.0.0
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.18
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]    Compiling version_check v0.9.2
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]    Compiling cc v1.0.54
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]     Checking slab v0.4.2
[INFO] [stderr]     Checking either v1.5.3
[INFO] [stderr]     Checking fnv v1.0.7
[INFO] [stderr]    Compiling pkg-config v0.3.17
[INFO] [stderr]     Checking futures v0.1.29
[INFO] [stderr]     Checking rand_core v0.4.2
[INFO] [stderr]     Checking itoa v0.4.5
[INFO] [stderr]     Checking smallvec v1.4.0
[INFO] [stderr]    Compiling rustversion v1.0.2
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]     Checking matches v0.1.8
[INFO] [stderr]    Compiling autocfg v0.1.7
[INFO] [stderr]    Compiling typenum v1.12.0
[INFO] [stderr]    Compiling httparse v1.3.4
[INFO] [stderr]     Checking foreign-types-shared v0.1.1
[INFO] [stderr]    Compiling openssl v0.10.29
[INFO] [stderr]    Compiling bindgen v0.53.3
[INFO] [stderr]    Compiling serde v1.0.111
[INFO] [stderr]     Checking remove_dir_all v0.5.3
[INFO] [stderr]     Checking try-lock v0.2.2
[INFO] [stderr]    Compiling lazycell v1.2.1
[INFO] [stderr]    Compiling native-tls v0.2.4
[INFO] [stderr]     Checking futures-core v0.3.5
[INFO] [stderr]     Checking bytes v0.5.4
[INFO] [stderr]     Checking openssl-probe v0.1.2
[INFO] [stderr]    Compiling pin-project-internal v0.4.21
[INFO] [stderr]     Checking percent-encoding v2.1.0
[INFO] [stderr]     Checking ppv-lite86 v0.2.8
[INFO] [stderr]    Compiling arrayvec v0.4.12
[INFO] [stderr]     Checking pin-project-lite v0.1.7
[INFO] [stderr]     Checking scopeguard v0.3.3
[INFO] [stderr]     Checking once_cell v1.4.0
[INFO] [stderr]     Checking rle-decode-fast v1.0.1
[INFO] [stderr]     Checking byte-tools v0.3.1
[INFO] [stderr]     Checking dtoa v0.4.5
[INFO] [stderr]     Checking numtoa v0.2.3
[INFO] [stderr]     Checking percent-encoding v1.0.1
[INFO] [stderr]     Checking nodrop v0.1.14
[INFO] [stderr]    Compiling encoding_rs v0.8.23
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]     Checking take_mut v0.2.2
[INFO] [stderr]     Checking futures-io v0.3.5
[INFO] [stderr]     Checking mime v0.3.16
[INFO] [stderr]     Checking stable_deref_trait v1.1.1
[INFO] [stderr]     Checking pin-utils v0.1.0
[INFO] [stderr]     Checking memoffset v0.2.1
[INFO] [stderr]     Checking futures-sink v0.3.5
[INFO] [stderr]    Compiling serde_json v1.0.55
[INFO] [stderr]     Checking opaque-debug v0.2.3
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]     Checking fake-simd v0.1.2
[INFO] [stderr]     Checking cascade v0.1.4
[INFO] [stderr]     Checking tower-service v0.3.0
[INFO] [stderr]     Checking base64 v0.11.0
[INFO] [stderr]     Checking unicode_categories v0.1.1
[INFO] [stderr]     Checking arc-swap v0.4.7
[INFO] [stderr]     Checking iowrap v0.2.0
[INFO] [stderr]     Checking distinst-bootloader v0.1.0 (https://github.com/pop-os/distinst/#a6525800)
[INFO] [stderr]     Checking deb-architectures v0.1.0
[INFO] [stderr]     Checking libflate_lz77 v1.0.0
[INFO] [stderr]     Checking base64 v0.12.1
[INFO] [stderr]     Checking hex-view v0.1.3
[INFO] [stderr]     Checking unchecked-index v0.2.2
[INFO] [stderr]     Checking progress-streams v1.1.0
[INFO] [stderr]     Checking exit-status-ext v0.1.0 (https://github.com/pop-os/exit-status-ext#46700735)
[INFO] [stderr]     Checking fomat-macros v0.3.1
[INFO] [stderr]     Checking human-sort v0.2.2
[INFO] [stderr]     Checking enclose v1.1.8
[INFO] [stderr]     Checking atomic v0.4.5
[INFO] [stderr]     Checking try_from v0.3.2
[INFO] [stderr]     Checking thread_local v1.0.1
[INFO] [stderr]     Checking os-release v0.1.0
[INFO] [stderr]     Checking crossbeam-utils v0.6.6
[INFO] [stderr]     Checking itertools v0.9.0
[INFO] [stderr]    Compiling clang-sys v0.29.3
[INFO] [stderr]     Checking unicode-bidi v0.3.4
[INFO] [stderr]     Checking rand_core v0.3.1
[INFO] [stderr]     Checking rand_jitter v0.1.4
[INFO] [stderr]     Checking miniz_oxide v0.3.7
[INFO] [stderr]     Checking foreign-types v0.3.2
[INFO] [stderr]     Checking unicode-normalization v0.1.12
[INFO] [stderr]     Checking futures-channel v0.3.5
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.2
[INFO] [stderr]    Compiling proc-macro-error v1.0.2
[INFO] [stderr]    Compiling nom v5.1.2
[INFO] [stderr]    Compiling unicase v2.6.0
[INFO] [stderr]    Compiling error-chain v0.12.2
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]    Compiling memoffset v0.5.4
[INFO] [stderr]    Compiling num-integer v0.1.43
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.2
[INFO] [stderr]    Compiling indexmap v1.4.0
[INFO] [stderr]    Compiling num-bigint v0.2.6
[INFO] [stderr]    Compiling num-complex v0.2.4
[INFO] [stderr]    Compiling num-rational v0.2.4
[INFO] [stderr]    Compiling num-iter v0.1.41
[INFO] [stderr]     Checking block-padding v0.1.5
[INFO] [stderr]     Checking futures-task v0.3.5
[INFO] [stderr]     Checking sysfs-class v0.1.3 (https://github.com/pop-os/sysfs-class#c3b86e07)
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]     Checking owning_ref v0.4.1
[INFO] [stderr]     Checking http v0.2.1
[INFO] [stderr]    Compiling libdbus-sys v0.2.1
[INFO] [stderr]    Compiling itertools v0.8.2
[INFO] [stderr]    Compiling libc v0.2.71
[INFO] [stderr]     Checking crc32fast v1.2.0
[INFO] [stderr]     Checking snailquote v0.2.0
[INFO] [stderr]     Checking rand_xorshift v0.1.1
[INFO] [stderr]     Checking rand_isaac v0.1.1
[INFO] [stderr]     Checking rand_hc v0.1.0
[INFO] [stderr]     Checking crossbeam-queue v0.1.2
[INFO] [stderr]     Checking tokio-sync v0.1.8
[INFO] [stderr]     Checking iovec v0.1.4
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking net2 v0.2.34
[INFO] [stderr]     Checking time v0.1.43
[INFO] [stderr]     Checking backtrace v0.3.48
[INFO] [stderr]     Checking errno v0.2.5
[INFO] [stderr]     Checking getrandom v0.1.14
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]     Checking rand_os v0.1.3
[INFO] [stderr]     Checking rand v0.5.6
[INFO] [stderr]     Checking socket2 v0.3.12
[INFO] [stderr]     Checking signal-hook-registry v1.2.0
[INFO] [stderr]     Checking filetime v0.2.10
[INFO] [stderr]     Checking lock_api v0.1.5
[INFO] [stderr]    Compiling parking_lot_core v0.3.1
[INFO] [stderr]    Compiling hyper v0.12.35
[INFO] [stderr]    Compiling cast v0.2.3
[INFO] [stderr]     Checking libflate v0.1.27
[INFO] [stderr]     Checking flate2 v1.0.14
[INFO] [stderr]     Checking libflate v1.0.1
[INFO] [stderr]     Checking envfile v0.2.1
[INFO] [stderr]     Checking want v0.2.0
[INFO] [stderr]     Checking want v0.3.0
[INFO] [stderr]     Checking fern v0.6.0
[INFO] [stderr]    Compiling openssl-sys v0.9.58
[INFO] [stderr]    Compiling libloading v0.5.2
[INFO] [stderr]    Compiling lzma-sys v0.1.16
[INFO] [stderr]    Compiling lz4-sys v1.9.2
[INFO] [stderr]     Checking idna v0.2.0
[INFO] [stderr]     Checking idna v0.1.5
[INFO] [stderr]     Checking aho-corasick v0.7.10
[INFO] [stderr]     Checking twoway v0.2.1
[INFO] [stderr]     Checking bytes v0.4.12
[INFO] [stderr]     Checking futures-cpupool v0.1.8
[INFO] [stderr]     Checking loopdev v0.2.1
[INFO] [stderr]     Checking exec v0.3.1
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]     Checking clap v2.33.1
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling which v3.1.1
[INFO] [stderr]     Checking mio v0.6.22
[INFO] [stderr]     Checking crossbeam-epoch v0.5.2
[INFO] [stderr]     Checking crossbeam-epoch v0.6.1
[INFO] [stderr]     Checking tempdir v0.3.7
[INFO] [stderr]    Compiling mime_guess v2.0.3
[INFO] [stderr]     Checking sys-mount v1.2.1
[INFO] [stderr]     Checking generic-array v0.12.3
[INFO] [stderr]     Checking http-body v0.3.1
[INFO] [stderr]     Checking url v1.7.2
[INFO] [stderr]     Checking parking_lot_core v0.6.2
[INFO] [stderr]     Checking url v2.1.1
[INFO] [stderr]     Checking tokio-executor v0.1.10
[INFO] [stderr]     Checking crossbeam-queue v0.2.3
[INFO] [stderr]     Checking crossbeam-channel v0.4.2
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking dbus v0.6.5
[INFO] [stderr]    Compiling syn v1.0.31
[INFO] [stderr]     Checking tokio-io v0.1.13
[INFO] [stderr]     Checking http v0.1.21
[INFO] [stderr]     Checking tokio-buf v0.1.1
[INFO] [stderr]     Checking string v0.2.1
[INFO] [stderr]     Checking regex v1.3.9
[INFO] [stderr]     Checking digest v0.8.1
[INFO] [stderr]     Checking block-buffer v0.7.3
[INFO] [stderr]     Checking crossbeam-deque v0.5.2
[INFO] [stderr]     Checking distinst-chroot v0.1.0 (https://github.com/pop-os/distinst/#a6525800)
[INFO] [stderr]     Checking tokio-timer v0.2.13
[INFO] [stderr]     Checking tokio-current-thread v0.1.7
[INFO] [stderr]     Checking parking_lot v0.9.0
[INFO] [stderr]     Checking crossbeam-deque v0.7.3
[INFO] [stderr]     Checking mio-uds v0.6.8
[INFO] [stderr]     Checking tokio v0.2.21
[INFO] [stderr]     Checking parking_lot v0.6.4
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking cookie v0.12.0
[INFO] [stderr]     Checking xz2 v0.1.6
[INFO] [stderr]     Checking chrono v0.4.11
[INFO] [stderr]     Checking sha-1 v0.8.2
[INFO] [stderr]     Checking sha2 v0.8.2
[INFO] [stderr]     Checking md-5 v0.8.0
[INFO] [stderr]     Checking tokio-codec v0.1.2
[INFO] [stderr]     Checking tokio-reactor v0.1.12
[INFO] [stderr]     Checking uuid v0.7.4
[INFO] [stderr]     Checking tokio-threadpool v0.1.18
[INFO] [stderr]     Checking rayon-core v1.7.0
[INFO] [stderr]     Checking crossbeam v0.7.3
[INFO] [stderr]     Checking crossbeam-channel v0.2.6
[INFO] [stderr]    Compiling cexpr v0.4.0
[INFO] [stderr]     Checking publicsuffix v1.5.4
[INFO] [stderr]     Checking sedregex v0.2.4
[INFO] [stderr]     Checking tokio-tcp v0.1.4
[INFO] [stderr]     Checking tokio-udp v0.1.6
[INFO] [stderr]     Checking tokio-uds v0.2.6
[INFO] [stderr]     Checking tokio-signal v0.2.9
[INFO] [stderr]     Checking notify-rust v3.6.3
[INFO] [stderr]     Checking logind-dbus v0.1.1
[INFO] [stderr]     Checking procfs v0.5.4
[INFO] [stderr]     Checking procfs v0.7.9
[INFO] [stderr]     Checking tempfile v3.1.0
[INFO] [stderr]    Compiling env_logger v0.7.1
[INFO] [stderr]     Checking rayon v1.3.0
[INFO] [stderr]     Checking tokio-fs v0.1.7
[INFO] [stderr]     Checking http-body v0.1.0
[INFO] [stderr]     Checking h2 v0.1.26
[INFO] [stderr]     Checking distinst-utils v0.1.0 (https://github.com/pop-os/distinst/#a6525800)
[INFO] [stderr]     Checking crossbeam v0.4.1
[INFO] [stderr]     Checking tokio-process v0.2.5
[INFO] [stderr]     Checking tempfile-fast v0.3.3
[INFO] [stderr]     Checking tokio v0.1.22
[INFO] [stderr]     Checking num v0.2.1
[INFO] [stderr]     Checking apt-cli-wrappers v0.1.0 (https://github.com/pop-os/apt-cli-wrappers#8eb24ae0)
[INFO] [stderr] error: could not compile `clap`.
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name clap /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/clap-2.33.1/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts --crate-type lib --emit=dep-info,metadata,link -Cembed-bitcode=no -C debuginfo=2 --cfg 'feature="ansi_term"' --cfg 'feature="atty"' --cfg 'feature="color"' --cfg 'feature="default"' --cfg 'feature="strsim"' --cfg 'feature="suggestions"' --cfg 'feature="vec_map"' -C metadata=bdce61a39fe896a5 -C extra-filename=-bdce61a39fe896a5 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern ansi_term=/opt/rustwide/target/debug/deps/libansi_term-57347c83007afbc1.rmeta --extern atty=/opt/rustwide/target/debug/deps/libatty-6cac5f0fa6a73076.rmeta --extern bitflags=/opt/rustwide/target/debug/deps/libbitflags-495057c2a47c9bc0.rmeta --extern strsim=/opt/rustwide/target/debug/deps/libstrsim-53ac12748a0f1b08.rmeta --extern textwrap=/opt/rustwide/target/debug/deps/libtextwrap-67460bc7b7755d02.rmeta --extern unicode_width=/opt/rustwide/target/debug/deps/libunicode_width-fa6095e65a90f01b.rmeta --extern vec_map=/opt/rustwide/target/debug/deps/libvec_map-201b1fb0ddda4360.rmeta --cap-lints allow --cap-lints=forbid` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `"docker" "inspect" "e116488c4aabb0e5569ac73f6329874290371e0cae9ad4b039f90f2a4d4b20d7"`
[INFO] running `"docker" "rm" "-f" "e116488c4aabb0e5569ac73f6329874290371e0cae9ad4b039f90f2a4d4b20d7"`
[INFO] [stdout] e116488c4aabb0e5569ac73f6329874290371e0cae9ad4b039f90f2a4d4b20d7