[INFO] fetching crate safe_vault 0.20.2...
[INFO] testing safe_vault-0.20.2 against master#62efba8a050c64249dab942951bb28f710208bc8 for pr-90799
[INFO] extracting crate safe_vault 0.20.2 into /workspace/builds/worker-89/source
[INFO] validating manifest of crates.io crate safe_vault 0.20.2 on toolchain 62efba8a050c64249dab942951bb28f710208bc8
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate safe_vault 0.20.2
[INFO] finished tweaking crates.io crate safe_vault 0.20.2
[INFO] tweaked toml for crates.io crate safe_vault 0.20.2 written to /workspace/builds/worker-89/source/Cargo.toml
[INFO] crate crates.io crate safe_vault 0.20.2 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "fetch" "--manifest-path" "Cargo.toml", 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]  Downloading crates ...
[INFO] [stderr]   Downloaded numtoa v0.1.0
[INFO] [stderr]   Downloaded unicase v2.4.0
[INFO] [stderr]   Downloaded zip v0.5.3
[INFO] [stderr]   Downloaded block-padding v0.1.4
[INFO] [stderr]   Downloaded rand04 v0.1.1
[INFO] [stderr]   Downloaded errno v0.2.4
[INFO] [stderr]   Downloaded clear_on_drop v0.2.3
[INFO] [stderr]   Downloaded hex_fmt v0.3.0
[INFO] [stderr]   Downloaded getrandom v0.1.10
[INFO] [stderr]   Downloaded maplit v1.0.1
[INFO] [stderr]   Downloaded webpki v0.19.1
[INFO] [stderr]   Downloaded constant_time_eq v0.1.4
[INFO] [stderr]   Downloaded rust-argon2 v0.5.1
[INFO] [stderr]   Downloaded blake2b_simd v0.5.7
[INFO] [stderr]   Downloaded tokio-codec v0.1.1
[INFO] [stderr]   Downloaded ctrlc v3.1.3
[INFO] [stderr]   Downloaded slog v2.5.2
[INFO] [stderr]   Downloaded mach_o_sys v0.1.1
[INFO] [stderr]   Downloaded hyper-old-types v0.11.0
[INFO] [stderr]   Downloaded redox_termios v0.1.1
[INFO] [stderr]   Downloaded termion v1.5.3
[INFO] [stderr]   Downloaded half v1.3.0
[INFO] [stderr]   Downloaded sha3 v0.8.2
[INFO] [stderr]   Downloaded serde_yaml v0.8.9
[INFO] [stderr]   Downloaded chrono v0.4.7
[INFO] [stderr]   Downloaded redox_users v0.3.1
[INFO] [stderr]   Downloaded ct-logs v0.5.1
[INFO] [stderr]   Downloaded tokio-uds v0.2.5
[INFO] [stderr]   Downloaded typenum v1.10.0
[INFO] [stderr]   Downloaded memsec v0.5.6
[INFO] [stderr]   Downloaded hex v0.3.2
[INFO] [stderr]   Downloaded cc v1.0.40
[INFO] [stderr]   Downloaded ed25519-dalek v0.9.1
[INFO] [stderr]   Downloaded unicode-width v0.1.6
[INFO] [stderr]   Downloaded tokio-fs v0.1.6
[INFO] [stderr]   Downloaded sct v0.5.0
[INFO] [stderr]   Downloaded rand_core v0.5.0
[INFO] [stderr]   Downloaded tokio-udp v0.1.3
[INFO] [stderr]   Downloaded curve25519-dalek v1.2.3
[INFO] [stderr]   Downloaded multibase v0.6.0
[INFO] [stderr]   Downloaded publicsuffix v1.5.2
[INFO] [stderr]   Downloaded bincode v1.1.4
[INFO] [stderr]   Downloaded proc-macro2 v1.0.1
[INFO] [stderr]   Downloaded bzip2-sys v0.1.7
[INFO] [stderr]   Downloaded err-derive v0.1.5
[INFO] [stderr]   Downloaded miniz-sys v0.1.12
[INFO] [stderr]   Downloaded bit-vec v0.5.1
[INFO] [stderr]   Downloaded spin v0.5.1
[INFO] [stderr]   Downloaded safemem v0.3.2
[INFO] [stderr]   Downloaded syn v1.0.3
[INFO] [stderr]   Downloaded unicode-segmentation v1.3.0
[INFO] [stderr]   Downloaded podio v0.1.6
[INFO] [stderr]   Downloaded serde_cbor v0.9.0
[INFO] [stderr]   Downloaded directories v1.0.2
[INFO] [stderr]   Downloaded webpki-roots v0.16.0
[INFO] [stderr]   Downloaded rustls v0.15.2
[INFO] [stderr]   Downloaded pairing v0.14.2
[INFO] [stderr]   Downloaded pbr v1.0.1
[INFO] [stderr]   Downloaded pem v0.6.1
[INFO] [stderr]   Downloaded rand04_compat v0.1.1
[INFO] [stderr]   Downloaded yasna v0.2.2
[INFO] [stderr]   Downloaded self_update v0.5.1
[INFO] [stderr]   Downloaded base-x v0.2.5
[INFO] [stderr]   Downloaded rcgen v0.2.1
[INFO] [stderr]   Downloaded safe-nd v0.4.0
[INFO] [stderr]   Downloaded pickledb v0.4.0
[INFO] [stderr]   Downloaded quinn-proto v0.3.0
[INFO] [stderr]   Downloaded quinn v0.3.0
[INFO] [stderr]   Downloaded quic-p2p v0.2.1
[INFO] [stderr]   Downloaded subtle v2.1.1
[INFO] [stderr]   Downloaded threshold_crypto v0.3.2
[INFO] [stderr]   Downloaded ring v0.14.6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-89/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-89/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] bab17694885ab7d97a1fd13524d5724cc20626007d649d66443638265a6a2b3d
[INFO] running `Command { std: "docker" "start" "-a" "bab17694885ab7d97a1fd13524d5724cc20626007d649d66443638265a6a2b3d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bab17694885ab7d97a1fd13524d5724cc20626007d649d66443638265a6a2b3d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bab17694885ab7d97a1fd13524d5724cc20626007d649d66443638265a6a2b3d", kill_on_drop: false }`
[INFO] [stdout] bab17694885ab7d97a1fd13524d5724cc20626007d649d66443638265a6a2b3d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-89/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-89/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e0a04350dfbd7d2b6f7f3eab6624fefd92c8e63f1c3050abdd4d3d2671d2a0e3
[INFO] running `Command { std: "docker" "start" "-a" "e0a04350dfbd7d2b6f7f3eab6624fefd92c8e63f1c3050abdd4d3d2671d2a0e3", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.62
[INFO] [stderr]    Compiling cfg-if v0.1.9
[INFO] [stderr]    Compiling autocfg v0.1.6
[INFO] [stderr]    Compiling cc v1.0.40
[INFO] [stderr]    Compiling byteorder v1.3.2
[INFO] [stderr]    Compiling proc-macro2 v1.0.1
[INFO] [stderr]    Compiling lazy_static v1.3.0
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]    Compiling syn v1.0.3
[INFO] [stderr]    Compiling serde v1.0.99
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]    Compiling futures v0.1.28
[INFO] [stderr]    Compiling either v1.5.2
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling smallvec v0.6.10
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling slab v0.4.2
[INFO] [stderr]    Compiling fnv v1.0.6
[INFO] [stderr]    Compiling version_check v0.1.5
[INFO] [stderr]    Compiling stable_deref_trait v1.1.1
[INFO] [stderr]    Compiling scopeguard v0.3.3
[INFO] [stderr]    Compiling rustc-demangle v0.1.16
[INFO] [stderr]    Compiling memchr v2.2.1
[INFO] [stderr]    Compiling arrayvec v0.4.11
[INFO] [stderr]    Compiling itoa v0.4.4
[INFO] [stderr]    Compiling failure_derive v0.1.5
[INFO] [stderr]    Compiling bitflags v1.1.0
[INFO] [stderr]    Compiling nodrop v0.1.13
[INFO] [stderr]    Compiling typenum v1.10.0
[INFO] [stderr]    Compiling untrusted v0.6.2
[INFO] [stderr]    Compiling spin v0.5.1
[INFO] [stderr]    Compiling pkg-config v0.3.15
[INFO] [stderr]    Compiling scopeguard v1.0.0
[INFO] [stderr]    Compiling matches v0.1.8
[INFO] [stderr]    Compiling regex-syntax v0.6.11
[INFO] [stderr]    Compiling ryu v1.0.0
[INFO] [stderr]    Compiling httparse v1.3.4
[INFO] [stderr]    Compiling crc32fast v1.2.0
[INFO] [stderr]    Compiling openssl v0.10.24
[INFO] [stderr]    Compiling slog v2.5.2
[INFO] [stderr]    Compiling try-lock v0.2.2
[INFO] [stderr]    Compiling native-tls v0.2.3
[INFO] [stderr]    Compiling adler32 v1.0.3
[INFO] [stderr]    Compiling crunchy v0.2.2
[INFO] [stderr]    Compiling indexmap v1.1.0
[INFO] [stderr]    Compiling dtoa v0.4.4
[INFO] [stderr]    Compiling subtle v2.1.1
[INFO] [stderr]    Compiling getrandom v0.1.10
[INFO] [stderr]    Compiling unicode-width v0.1.6
[INFO] [stderr]    Compiling memsec v0.5.6
[INFO] [stderr]    Compiling unicode-segmentation v1.3.0
[INFO] [stderr]    Compiling byte-tools v0.3.1
[INFO] [stderr]    Compiling encoding_rs v0.8.17
[INFO] [stderr]    Compiling openssl-probe v0.1.2
[INFO] [stderr]    Compiling bit-vec v0.5.1
[INFO] [stderr]    Compiling linked-hash-map v0.5.2
[INFO] [stderr]    Compiling vec_map v0.8.1
[INFO] [stderr]    Compiling quick-error v1.2.2
[INFO] [stderr]    Compiling safemem v0.3.2
[INFO] [stderr]    Compiling ansi_term v0.11.0
[INFO] [stderr]    Compiling strsim v0.8.0
[INFO] [stderr]    Compiling nix v0.14.1
[INFO] [stderr]    Compiling keccak v0.1.0
[INFO] [stderr]    Compiling void v1.0.2
[INFO] [stderr]    Compiling half v1.3.0
[INFO] [stderr]    Compiling language-tags v0.2.2
[INFO] [stderr]    Compiling remove_dir_all v0.5.2
[INFO] [stderr]    Compiling opaque-debug v0.2.3
[INFO] [stderr]    Compiling hex_fmt v0.3.0
[INFO] [stderr]    Compiling unwrap v1.2.1
[INFO] [stderr]    Compiling base-x v0.2.5
[INFO] [stderr]    Compiling podio v0.1.6
[INFO] [stderr]    Compiling termcolor v1.0.5
[INFO] [stderr]    Compiling hex v0.3.2
[INFO] [stderr]    Compiling rand_core v0.3.1
[INFO] [stderr]    Compiling foreign-types v0.3.2
[INFO] [stderr]    Compiling multibase v0.6.0
[INFO] [stderr]    Compiling unicase v2.4.0
[INFO] [stderr]    Compiling error-chain v0.12.1
[INFO] [stderr]    Compiling owning_ref v0.4.0
[INFO] [stderr]    Compiling unicode-normalization v0.1.8
[INFO] [stderr]    Compiling heck v0.3.1
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling thread_local v0.3.6
[INFO] [stderr]    Compiling block-padding v0.1.4
[INFO] [stderr]    Compiling crossbeam-utils v0.6.6
[INFO] [stderr]    Compiling miniz_oxide v0.3.2
[INFO] [stderr]    Compiling try_from v0.3.2
[INFO] [stderr]    Compiling yaml-rust v0.4.3
[INFO] [stderr]    Compiling humantime v1.2.0
[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]    Compiling num-traits v0.2.8
[INFO] [stderr]    Compiling num-integer v0.1.41
[INFO] [stderr]    Compiling bincode v1.1.4
[INFO] [stderr]    Compiling tokio-sync v0.1.6
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling backtrace-sys v0.1.31
[INFO] [stderr]    Compiling ring v0.14.6
[INFO] [stderr]    Compiling openssl-sys v0.9.49
[INFO] [stderr]    Compiling clear_on_drop v0.2.3
[INFO] [stderr]    Compiling miniz-sys v0.1.12
[INFO] [stderr]    Compiling bzip2-sys v0.1.7
[INFO] [stderr]    Compiling rand_hc v0.1.0
[INFO] [stderr]    Compiling rand_isaac v0.1.1
[INFO] [stderr]    Compiling rand_xorshift v0.1.1
[INFO] [stderr]    Compiling unicode-bidi v0.3.4
[INFO] [stderr]    Compiling lock_api v0.1.5
[INFO] [stderr]    Compiling tokio-executor v0.1.8
[INFO] [stderr]    Compiling crossbeam-queue v0.1.2
[INFO] [stderr]    Compiling crossbeam-channel v0.3.9
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling want v0.2.0
[INFO] [stderr]    Compiling idna v0.1.5
[INFO] [stderr]    Compiling tokio-timer v0.2.11
[INFO] [stderr]    Compiling tokio-current-thread v0.1.6
[INFO] [stderr]    Compiling parking_lot_core v0.4.0
[INFO] [stderr]    Compiling memoffset v0.5.1
[INFO] [stderr]    Compiling err-derive v0.1.5
[INFO] [stderr]    Compiling hyper v0.12.33
[INFO] [stderr]    Compiling base64 v0.10.1
[INFO] [stderr]    Compiling base64 v0.9.3
[INFO] [stderr]    Compiling iovec v0.1.2
[INFO] [stderr]    Compiling rand_os v0.1.3
[INFO] [stderr]    Compiling num_cpus v1.10.1
[INFO] [stderr]    Compiling net2 v0.2.33
[INFO] [stderr]    Compiling time v0.1.42
[INFO] [stderr]    Compiling rand v0.4.6
[INFO] [stderr]    Compiling atty v0.2.13
[INFO] [stderr]    Compiling xattr v0.2.2
[INFO] [stderr]    Compiling filetime v0.2.7
[INFO] [stderr]    Compiling errno v0.2.4
[INFO] [stderr]    Compiling dirs-sys v0.3.4
[INFO] [stderr]    Compiling directories v1.0.2
[INFO] [stderr]    Compiling generic-array v0.12.3
[INFO] [stderr]    Compiling url v1.7.2
[INFO] [stderr]    Compiling tiny-keccak v1.5.0
[INFO] [stderr]    Compiling aho-corasick v0.7.6
[INFO] [stderr]    Compiling mime v0.3.13
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]    Compiling mime_guess v2.0.1
[INFO] [stderr]    Compiling regex v1.2.1
[INFO] [stderr]    Compiling webpki v0.19.1
[INFO] [stderr]    Compiling sct v0.5.0
[INFO] [stderr]    Compiling crossbeam-epoch v0.7.2
[INFO] [stderr]    Compiling crossbeam-deque v0.7.1
[INFO] [stderr]    Compiling futures-cpupool v0.1.8
[INFO] [stderr]    Compiling backtrace v0.3.35
[INFO] [stderr]    Compiling mio v0.6.19
[INFO] [stderr]    Compiling pbr v1.0.1
[INFO] [stderr]    Compiling flate2 v1.0.11
[INFO] [stderr]    Compiling clap v2.33.0
[INFO] [stderr]    Compiling bzip2 v0.3.3
[INFO] [stderr]    Compiling directories v2.0.2
[INFO] [stderr]    Compiling tar v0.4.26
[INFO] [stderr]    Compiling digest v0.8.1
[INFO] [stderr]    Compiling block-buffer v0.7.3
[INFO] [stderr]    Compiling chrono v0.4.7
[INFO] [stderr]    Compiling cookie v0.12.0
[INFO] [stderr]    Compiling rand04 v0.1.1
[INFO] [stderr]    Compiling pairing v0.14.2
[INFO] [stderr]    Compiling tempdir v0.3.7
[INFO] [stderr]    Compiling ct-logs v0.5.1
[INFO] [stderr]    Compiling ctrlc v3.1.3
[INFO] [stderr]    Compiling rustls v0.15.2
[INFO] [stderr]    Compiling webpki-roots v0.16.0
[INFO] [stderr]    Compiling env_logger v0.6.2
[INFO] [stderr]    Compiling tokio-threadpool v0.1.15
[INFO] [stderr]    Compiling uuid v0.7.4
[INFO] [stderr]    Compiling rand04_compat v0.1.1
[INFO] [stderr] error: could not compile `nix`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name nix /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/nix-0.14.1/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts --crate-type lib --emit=dep-info,metadata,link -C embed-bitcode=no -C debuginfo=2 -C metadata=d7aae857b37f5429 -C extra-filename=-d7aae857b37f5429 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern bitflags=/opt/rustwide/target/debug/deps/libbitflags-b1e820d41a28c6d6.rmeta --extern cfg_if=/opt/rustwide/target/debug/deps/libcfg_if-074917369cef59f5.rmeta --extern libc=/opt/rustwide/target/debug/deps/liblibc-6c69249c522556a4.rmeta --extern void=/opt/rustwide/target/debug/deps/libvoid-908b01a274af8ae5.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 `Command { std: "docker" "inspect" "e0a04350dfbd7d2b6f7f3eab6624fefd92c8e63f1c3050abdd4d3d2671d2a0e3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e0a04350dfbd7d2b6f7f3eab6624fefd92c8e63f1c3050abdd4d3d2671d2a0e3", kill_on_drop: false }`
[INFO] [stdout] e0a04350dfbd7d2b6f7f3eab6624fefd92c8e63f1c3050abdd4d3d2671d2a0e3