[INFO] cloning repository https://github.com/renlulu/rust-bitopia
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/renlulu/rust-bitopia" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frenlulu%2Frust-bitopia", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frenlulu%2Frust-bitopia'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] af8a008b28127f60075c4c38747b81c11bec1cdc
[INFO] checking renlulu/rust-bitopia against master#4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5 for pr-81174
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frenlulu%2Frust-bitopia" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/renlulu/rust-bitopia on toolchain 4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/renlulu/rust-bitopia
[INFO] finished tweaking git repo https://github.com/renlulu/rust-bitopia
[INFO] tweaked toml for git repo https://github.com/renlulu/rust-bitopia written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/renlulu/rust-bitopia already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5" "fetch" "--locked" "--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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4f81cd79f9406c26864649897b1425c8bf4f97a83e71760c13a740ae44e0d4a7
[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" "4f81cd79f9406c26864649897b1425c8bf4f97a83e71760c13a740ae44e0d4a7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4f81cd79f9406c26864649897b1425c8bf4f97a83e71760c13a740ae44e0d4a7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4f81cd79f9406c26864649897b1425c8bf4f97a83e71760c13a740ae44e0d4a7", kill_on_drop: false }`
[INFO] [stdout] 4f81cd79f9406c26864649897b1425c8bf4f97a83e71760c13a740ae44e0d4a7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7a17c0c8ac3e4a7ec06c29eae3a5f6e7e0970bc949a12fcac741ecbfc89ab98b
[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" "7a17c0c8ac3e4a7ec06c29eae3a5f6e7e0970bc949a12fcac741ecbfc89ab98b", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.50
[INFO] [stderr]    Compiling arrayvec v0.4.10
[INFO] [stderr]     Checking cfg-if v0.1.7
[INFO] [stderr]    Compiling byteorder v1.3.1
[INFO] [stderr]    Compiling autocfg v0.1.2
[INFO] [stderr]    Compiling nodrop v0.1.13
[INFO] [stderr]    Compiling lazy_static v1.3.0
[INFO] [stderr]     Checking rand_core v0.4.0
[INFO] [stderr]    Compiling rayon v1.0.3
[INFO] [stderr]    Compiling either v1.5.1
[INFO] [stderr]     Checking smallvec v0.6.9
[INFO] [stderr]    Compiling typenum v1.10.0
[INFO] [stderr]     Checking scopeguard v0.3.3
[INFO] [stderr]    Compiling proc-macro2 v0.4.27
[INFO] [stderr]    Compiling serde v1.0.89
[INFO] [stderr]     Checking opaque-debug v0.2.2
[INFO] [stderr]     Checking subtle v1.0.0
[INFO] [stderr]     Checking futures v0.1.25
[INFO] [stderr]    Compiling crunchy v0.1.6
[INFO] [stderr]    Compiling failure_derive v0.1.5
[INFO] [stderr]     Checking arrayref v0.3.5
[INFO] [stderr]     Checking rustc-demangle v0.1.13
[INFO] [stderr]    Compiling heapsize v0.4.2
[INFO] [stderr]    Compiling subtle v2.0.0
[INFO] [stderr]     Checking spin v0.5.0
[INFO] [stderr]     Checking untrusted v0.6.2
[INFO] [stderr]    Compiling num-traits v0.2.6
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[INFO] [stderr]    Compiling crunchy v0.2.1
[INFO] [stderr]     Checking keccak v0.1.0
[INFO] [stderr]     Checking rustc-hex v2.0.1
[INFO] [stderr]     Checking hash-db v0.11.0
[INFO] [stderr]    Compiling proc-macro-hack-impl v0.4.1
[INFO] [stderr]     Checking static_assertions v0.2.5
[INFO] [stderr]     Checking memory_units v0.3.0
[INFO] [stderr]     Checking base58 v0.1.0
[INFO] [stderr]     Checking byte-tools v0.2.0
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[INFO] [stderr]     Checking integer-sqrt v0.1.2
[INFO] [stderr]     Checking sha1 v0.6.0
[INFO] [stderr]    Compiling ryu v0.2.7
[INFO] [stderr]    Compiling httparse v1.3.3
[INFO] [stderr]    Compiling num-integer v0.1.39
[INFO] [stderr]    Compiling openssl v0.10.19
[INFO] [stderr]    Compiling memchr v2.2.0
[INFO] [stderr]    Compiling protobuf v2.4.0
[INFO] [stderr]     Checking bs58 v0.2.2
[INFO] [stderr]     Checking data-encoding v2.1.2
[INFO] [stderr]    Compiling slog v2.4.1
[INFO] [stderr]     Checking bitmask v0.5.0 (https://github.com/paritytech/bitmask#c2d8d196)
[INFO] [stderr]     Checking take_mut v0.2.2
[INFO] [stderr]    Compiling regex v1.1.2
[INFO] [stderr]     Checking parity-bytes v0.1.0 (https://github.com/paritytech/parity-common?rev=b0317f649ab2c665b7987b8475878fc4d2e1f81d#b0317f64)
[INFO] [stderr]    Compiling bitflags v1.0.4
[INFO] [stderr]    Compiling glob v0.2.11
[INFO] [stderr]    Compiling native-tls v0.2.2
[INFO] [stderr]     Checking ucd-util v0.1.3
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[INFO] [stderr]    Compiling quick-error v1.2.2
[INFO] [stderr]    Compiling utf8-ranges v1.0.2
[INFO] [stderr]    Compiling unicode-width v0.1.5
[INFO] [stderr]     Checking traitobject v0.1.0
[INFO] [stderr]     Checking language-tags v0.2.2
[INFO] [stderr]     Checking typeable v0.1.2
[INFO] [stderr]    Compiling termcolor v1.0.4
[INFO] [stderr]    Compiling ansi_term v0.11.0
[INFO] [stderr]    Compiling bindgen v0.43.2
[INFO] [stderr]    Compiling vec_map v0.8.1
[INFO] [stderr]    Compiling strsim v0.7.0
[INFO] [stderr]     Checking byteorder v0.5.3
[INFO] [stderr]     Checking static_slice v0.0.3
[INFO] [stderr]     Checking nohash-hasher v0.1.1
[INFO] [stderr]    Compiling peeking_take_while v0.1.2
[INFO] [stderr]     Checking quick-error v0.1.4
[INFO] [stderr]    Compiling make-cmd v0.1.0
[INFO] [stderr]     Checking linked-hash-map v0.4.2
[INFO] [stderr]    Compiling gcc v0.3.55
[INFO] [stderr]     Checking indexmap v1.0.2
[INFO] [stderr]     Checking string v0.1.3
[INFO] [stderr]     Checking linked-hash-map v0.5.1
[INFO] [stderr]     Checking rustc-serialize v0.3.24
[INFO] [stderr]     Checking interleaved-ordered v0.1.1
[INFO] [stderr]    Compiling unicode-segmentation v1.2.1
[INFO] [stderr]    Compiling sysinfo v0.8.2
[INFO] [stderr]    Compiling nix v0.11.0
[INFO] [stderr]    Compiling names v0.11.0
[INFO] [stderr]     Checking target_info v0.1.0
[INFO] [stderr]     Checking xdg v2.2.0
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling crossbeam-utils v0.2.2
[INFO] [stderr]    Compiling log v0.4.6
[INFO] [stderr]     Checking crossbeam-utils v0.6.5
[INFO] [stderr]     Checking thread_local v0.3.6
[INFO] [stderr]    Compiling proc-macro2 v0.3.5
[INFO] [stderr]     Checking owning_ref v0.4.0
[INFO] [stderr]     Checking block-padding v0.1.3
[INFO] [stderr]     Checking rand_core v0.3.1
[INFO] [stderr]     Checking rand_jitter v0.1.3
[INFO] [stderr]     Checking unicode-normalization v0.1.8
[INFO] [stderr]     Checking trie-root v0.11.0
[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 backtrace v0.3.14
[INFO] [stderr]     Checking humantime v1.2.0
[INFO] [stderr]    Compiling unicase v2.3.0
[INFO] [stderr]     Checking regex-syntax v0.6.5
[INFO] [stderr]    Compiling textwrap v0.10.0
[INFO] [stderr]    Compiling proc-macro-hack v0.4.1
[INFO] [stderr]     Checking tokio-sync v0.1.3
[INFO] [stderr]     Checking lru-cache v0.1.1
[INFO] [stderr]     Checking linked_hash_set v0.1.3
[INFO] [stderr]    Compiling heck v0.3.1
[INFO] [stderr]    Compiling clang-sys v0.26.4
[INFO] [stderr]     Checking app_dirs v1.2.1
[INFO] [stderr]     Checking log v0.3.9
[INFO] [stderr]     Checking want v0.0.6
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]     Checking rand_hc v0.1.0
[INFO] [stderr]     Checking rand_isaac v0.1.1
[INFO] [stderr]     Checking rand_xorshift v0.1.1
[INFO] [stderr]     Checking lock_api v0.1.5
[INFO] [stderr]     Checking tokio-executor v0.1.6
[INFO] [stderr]     Checking crossbeam-queue v0.1.2
[INFO] [stderr]     Checking crossbeam-channel v0.3.8
[INFO] [stderr]    Compiling quote v0.5.2
[INFO] [stderr]    Compiling hex-literal-impl v0.1.1
[INFO] [stderr]     Checking mime v0.2.6
[INFO] [stderr]     Checking tiny-keccak v1.4.2
[INFO] [stderr]    Compiling rust-crypto v0.2.36
[INFO] [stderr]     Checking idna v0.1.5
[INFO] [stderr]     Checking parity-wasm v0.31.3
[INFO] [stderr]     Checking hashbrown v0.1.8
[INFO] [stderr]     Checking base64 v0.9.3
[INFO] [stderr]     Checking base64 v0.10.1
[INFO] [stderr]     Checking dns-parser v0.8.0
[INFO] [stderr]     Checking bigint v4.4.1
[INFO] [stderr]    Compiling parking_lot_core v0.4.0
[INFO] [stderr]    Compiling sr-std v0.1.0 (https://github.com/paritytech/substrate.git?rev=c4ca27f7121f37172ae0d2d92280a947ca77edd8#c4ca27f7)
[INFO] [stderr]    Compiling sr-io v0.1.0 (https://github.com/paritytech/substrate.git?rev=c4ca27f7121f37172ae0d2d92280a947ca77edd8#c4ca27f7)
[INFO] [stderr]    Compiling safe-mix v1.0.0
[INFO] [stderr]    Compiling parking_lot_core v0.3.1
[INFO] [stderr]    Compiling snow v0.5.2
[INFO] [stderr]    Compiling sr-sandbox v0.1.0 (https://github.com/paritytech/substrate.git?rev=c4ca27f7121f37172ae0d2d92280a947ca77edd8#c4ca27f7)
[INFO] [stderr]     Checking tokio-timer v0.2.10
[INFO] [stderr]     Checking tokio-current-thread v0.1.5
[INFO] [stderr]    Compiling crossbeam-epoch v0.3.1
[INFO] [stderr]    Compiling blake2-rfc v0.2.18
[INFO] [stderr]     Checking elastic-array v0.10.2
[INFO] [stderr]     Checking memory-db v0.11.0
[INFO] [stderr]    Compiling num_cpus v1.10.0
[INFO] [stderr]    Compiling atty v0.2.11
[INFO] [stderr]    Compiling which v1.0.5
[INFO] [stderr]    Compiling time v0.1.42
[INFO] [stderr]     Checking rand_os v0.1.3
[INFO] [stderr]     Checking iovec v0.1.2
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]     Checking rand v0.5.6
[INFO] [stderr]     Checking net2 v0.2.33
[INFO] [stderr]     Checking fs-swap v0.2.4
[INFO] [stderr]     Checking fdlimit v0.1.1
[INFO] [stderr]     Checking uint v0.6.1
[INFO] [stderr]     Checking hash256-std-hasher v0.11.0
[INFO] [stderr]     Checking crossbeam-epoch v0.7.1
[INFO] [stderr]    Compiling quote v0.6.11
[INFO] [stderr]     Checking slog-async v2.3.0
[INFO] [stderr]     Checking aho-corasick v0.6.10
[INFO] [stderr]    Compiling nom v4.2.2
[INFO] [stderr]    Compiling generic-array v0.12.0
[INFO] [stderr]     Checking generic-array v0.8.3
[INFO] [stderr]     Checking hex-literal v0.1.3
[INFO] [stderr]     Checking url v1.7.2
[INFO] [stderr]    Compiling clap v2.32.0
[INFO] [stderr]     Checking futures-cpupool v0.1.8
[INFO] [stderr]     Checking kvdb v0.1.0 (https://github.com/paritytech/parity-common?rev=b0317f649ab2c665b7987b8475878fc4d2e1f81d#b0317f64)
[INFO] [stderr]    Compiling crossbeam-deque v0.2.0
[INFO] [stderr]     Checking bytes v0.4.12
[INFO] [stderr]     Checking mio v0.6.16
[INFO] [stderr]     Checking wasmi v0.4.3
[INFO] [stderr]     Checking pwasm-utils v0.6.2
[INFO] [stderr]     Checking crossbeam-deque v0.7.1
[INFO] [stderr]     Checking crossbeam-deque v0.6.3
[INFO] [stderr]     Checking rand v0.3.23
[INFO] [stderr]     Checking parking_lot_core v0.2.14
[INFO] [stderr]    Compiling syn v0.15.27
[INFO] [stderr]    Compiling digest v0.8.0
[INFO] [stderr]     Checking fixed-hash v0.3.0
[INFO] [stderr]     Checking digest v0.6.2
[INFO] [stderr]     Checking crypto-mac v0.4.0
[INFO] [stderr]     Checking block-buffer v0.2.0
[INFO] [stderr]     Checking chrono v0.4.6
[INFO] [stderr]     Checking block-buffer v0.7.0
[INFO] [stderr]     Checking crypto-mac v0.7.0
[INFO] [stderr]     Checking block-cipher-trait v0.6.2
[INFO] [stderr]     Checking stream-cipher v0.3.0
[INFO] [stderr]    Compiling rayon-core v1.4.1
[INFO] [stderr]     Checking impl-serde v0.1.1
[INFO] [stderr]     Checking serde_json v1.0.39
[INFO] [stderr]    Compiling cexpr v0.3.4
[INFO] [stderr]     Checking tokio-io v0.1.12
[INFO] [stderr]     Checking http v0.1.16
[INFO] [stderr]     Checking cuckoofilter v0.3.2
[INFO] [stderr]     Checking hyper v0.10.15
[INFO] [stderr]     Checking parking_lot v0.5.5
[INFO] [stderr]     Checking mio-uds v0.6.7
[INFO] [stderr]     Checking mio-extras v2.0.5
[INFO] [stderr]     Checking hmac v0.4.2
[INFO] [stderr]     Checking sha2 v0.6.0
[INFO] [stderr]     Checking hmac v0.7.0
[INFO] [stderr]     Checking blake2 v0.8.0
[INFO] [stderr]     Checking sha2 v0.8.0
[INFO] [stderr]     Checking sha3 v0.8.1
[INFO] [stderr]     Checking twox-hash v1.1.2
[INFO] [stderr]     Checking trie-db v0.11.0
[INFO] [stderr]     Checking tokio-threadpool v0.1.12
[INFO] [stderr]     Checking aes-soft v0.3.3
[INFO] [stderr]     Checking twofish v0.2.0
[INFO] [stderr]     Checking parking_lot v0.6.4
[INFO] [stderr]     Checking ctr v0.3.0
[INFO] [stderr]    Compiling toml v0.4.10
[INFO] [stderr]     Checking globset v0.4.2
[INFO] [stderr]     Checking env_logger v0.6.1
[INFO] [stderr]     Checking tokio-codec v0.1.1
[INFO] [stderr]     Checking rw-stream-sink v0.1.0
[INFO] [stderr]     Checking aio-limited v0.1.0
[INFO] [stderr]     Checking hmac-drbg v0.1.2
[INFO] [stderr]     Checking parity-ws v0.8.0
[INFO] [stderr]     Checking slog-json v2.3.0
[INFO] [stderr]     Checking substrate-serializer v0.1.0 (https://github.com/paritytech/substrate.git?rev=c4ca27f7121f37172ae0d2d92280a947ca77edd8#c4ca27f7)
[INFO] [stderr]     Checking ctrlc v3.1.1
[INFO] [stderr]     Checking parking_lot v0.7.1
[INFO] [stderr]    Compiling vergen v3.0.4
[INFO] [stderr]     Checking aes-ctr v0.3.0
[INFO] [stderr]     Checking exit-future v0.1.3
[INFO] [stderr]     Checking tokio-fs v0.1.6
[INFO] [stderr]     Checking libsecp256k1 v0.2.2
[INFO] [stderr]     Checking unsigned-varint v0.2.2
[INFO] [stderr]     Checking yamux v0.1.8
[INFO] [stderr]     Checking once_cell v0.1.8
[INFO] [stderr]     Checking tokio-reactor v0.1.9
[INFO] [stderr]     Checking crossbeam v0.6.0
[INFO] [stderr]     Checking h2 v0.1.16
[INFO] [stderr]     Checking parity-multihash v0.1.0
[INFO] [stderr]     Checking multistream-select v0.3.0
[INFO] [stderr]    Compiling proc-macro-crate v0.1.3
[INFO] [stderr]     Checking slog-scope v4.1.1
[INFO] [stderr]     Checking tokio-uds v0.2.5
[INFO] [stderr]     Checking tokio-udp v0.1.3
[INFO] [stderr]     Checking tokio-tcp v0.1.3
[INFO] [stderr]     Checking pbkdf2 v0.3.0
[INFO] [stderr]     Checking parity-multiaddr v0.2.0
[INFO] [stderr]     Checking tokio v0.1.16
[INFO] [stderr]    Compiling cc v1.0.26
[INFO] [stderr]     Checking tk-listen v0.2.1
[INFO] [stderr]     Checking tokio-dns-unofficial v0.4.0
[INFO] [stderr]     Checking libp2p-core v0.4.0
[INFO] [stderr]    Compiling backtrace-sys v0.1.28
[INFO] [stderr]    Compiling clear_on_drop v0.2.3
[INFO] [stderr]    Compiling ring v0.14.6
[INFO] [stderr]    Compiling openssl-sys v0.9.42
[INFO] [stderr]    Compiling libloading v0.5.0
[INFO] [stderr]    Compiling secp256k1 v0.12.2
[INFO] [stderr]     Checking hyper v0.12.25
[INFO] [stderr] error: failed to run custom build command for `clear_on_drop v0.2.3`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/build/clear_on_drop-f5af17377606ac16/build-script-build` (signal: 11, SIGSEGV: invalid memory reference)
[INFO] [stderr]   --- stdout
[INFO] [stderr]   TARGET = Some("x86_64-unknown-linux-gnu")
[INFO] [stderr]   OPT_LEVEL = Some("0")
[INFO] [stderr]   HOST = Some("x86_64-unknown-linux-gnu")
[INFO] [stderr]   CC_x86_64-unknown-linux-gnu = None
[INFO] [stderr]   CC_x86_64_unknown_linux_gnu = None
[INFO] [stderr]   HOST_CC = None
[INFO] [stderr]   CC = None
[INFO] [stderr]   CFLAGS_x86_64-unknown-linux-gnu = None
[INFO] [stderr]   CFLAGS_x86_64_unknown_linux_gnu = None
[INFO] [stderr]   HOST_CFLAGS = None
[INFO] [stderr]   CFLAGS = None
[INFO] [stderr]   DEBUG = Some("true")
[INFO] [stderr]   running: "cc" "-O0" "-ffunction-sections" "-fdata-sections" "-fPIC" "-g" "-fno-omit-frame-pointer" "-m64" "-Wall" "-Wextra" "-o" "/opt/rustwide/target/debug/build/clear_on_drop-63410d02abeffaab/out/src/hide.o" "-c" "src/hide.c"
[INFO] [stderr]   exit code: 0
[INFO] [stderr]   AR_x86_64-unknown-linux-gnu = None
[INFO] [stderr]   AR_x86_64_unknown_linux_gnu = None
[INFO] [stderr]   HOST_AR = None
[INFO] [stderr]   AR = None
[INFO] [stderr]   running: "ar" "crs" "/opt/rustwide/target/debug/build/clear_on_drop-63410d02abeffaab/out/libclear_on_drop.a" "/opt/rustwide/target/debug/build/clear_on_drop-63410d02abeffaab/out/src/hide.o"
[INFO] [stderr] 
[INFO] [stderr]   --- stderr
[INFO] [stderr]   thread '<unnamed>' panicked at 'attempted to leave type `nodrop::NoDrop<(epoch::Epoch, garbage::Bag)>` uninitialized, which is invalid', /rustc/4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5/library/core/src/mem/mod.rs:671:9
[INFO] [stderr]   stack backtrace:
[INFO] [stderr]      0:     0x5597882056c7 - std::backtrace_rs::backtrace::libunwind::trace::h8bc78f7bc1f75bdb
[INFO] [stderr]                                  at /rustc/4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5/library/std/src/../../backtrace/src/backtrace/libunwind.rs:90:5
[INFO] [stderr]      1:     0x5597882056c7 - std::backtrace_rs::backtrace::trace_unsynchronized::ha4c961c9576f95ba
[INFO] [stderr]                                  at /rustc/4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stderr]      2:     0x5597882056c7 - std::sys_common::backtrace::_print_fmt::hc20cfdc233d6eb02
[INFO] [stderr]                                  at /rustc/4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5/library/std/src/sys_common/backtrace.rs:67:5
[INFO] [stderr]      3:     0x5597882056c7 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::h04bea14549780a0f
[INFO] [stderr]                                  at /rustc/4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5/library/std/src/sys_common/backtrace.rs:46:22
[INFO] [stderr]      4:     0x55978822255c - core::fmt::write::h3868db8542c90941
[INFO] [stderr]                                  at /rustc/4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5/library/core/src/fmt/mod.rs:1096:17
[INFO] [stderr]      5:     0x5597882010b2 - std::io::Write::write_fmt::h55dd75636eef6a5c
[INFO] [stderr]                                  at /rustc/4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5/library/std/src/io/mod.rs:1568:15
[INFO] [stderr]      6:     0x559788207a45 - std::sys_common::backtrace::_print::h6439e8525077c7da
[INFO] [stderr]                                  at /rustc/4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5/library/std/src/sys_common/backtrace.rs:49:5
[INFO] [stderr]      7:     0x559788207a45 - std::sys_common::backtrace::print::h02b685f728ce3931
[INFO] [stderr]                                  at /rustc/4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5/library/std/src/sys_common/backtrace.rs:36:9
[INFO] [stderr]      8:     0x559788207a45 - std::panicking::default_hook::{{closure}}::h7c29625065fafae1
[INFO] [stderr]                                  at /rustc/4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5/library/std/src/panicking.rs:208:50
[INFO] [stderr]      9:     0x5597882075a3 - std::panicking::default_hook::hba441710bb71f4d5
[INFO] [stderr]                                  at /rustc/4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5/library/std/src/panicking.rs:225:9
[INFO] [stderr]     10:     0x5597882081e1 - std::panicking::rust_panic_with_hook::ha936eb00e51bc4d9
[INFO] [stderr]                                  at /rustc/4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5/library/std/src/panicking.rs:591:17
[INFO] [stderr]     11:     0x559788207cf7 - std::panicking::begin_panic_handler::{{closure}}::hcd15140e0238536e
[INFO] [stderr]                                  at /rustc/4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5/library/std/src/panicking.rs:495:13
[INFO] [stderr]     12:     0x559788205b8c - std::sys_common::backtrace::__rust_end_short_backtrace::hb13a021bb64823a1
[INFO] [stderr]                                  at /rustc/4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5/library/std/src/sys_common/backtrace.rs:141:18
[INFO] [stderr]     13:     0x559788207c89 - rust_begin_unwind
[INFO] [stderr]                                  at /rustc/4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5/library/std/src/panicking.rs:493:5
[INFO] [stderr]     14:     0x559788221931 - core::panicking::panic_fmt::h20225113c4a2f8fd
[INFO] [stderr]                                  at /rustc/4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5/library/core/src/panicking.rs:92:14
[INFO] [stderr]     15:     0x55978822187d - core::panicking::panic::h35b77276aa4b0c12
[INFO] [stderr]                                  at /rustc/4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5/library/core/src/panicking.rs:50:5
[INFO] [stderr]     16:     0x5597881dbd30 - core::mem::uninitialized::h1674370426ee349e
[INFO] [stderr]                                  at /rustc/4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5/library/core/src/mem/mod.rs:671:9
[INFO] [stderr]     17:     0x5597881dbd30 - crossbeam_epoch::sync::queue::Queue<T>::new::h43ee2104cbb457ca
[INFO] [stderr]                                  at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/crossbeam-epoch-0.3.1/src/sync/queue.rs:57:28
[INFO] [stderr]     18:     0x5597881d3d0d - crossbeam_epoch::internal::Global::new::h6f63ed6e37995540
[INFO] [stderr]                                  at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/crossbeam-epoch-0.3.1/src/internal.rs:63:20
[INFO] [stderr]     19:     0x5597881de271 - crossbeam_epoch::collector::Collector::new::he4cec1b50717443f
[INFO] [stderr]                                  at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/crossbeam-epoch-0.3.1/src/collector.rs:32:38
[INFO] [stderr]     20:     0x5597881dfbca - <crossbeam_epoch::default::COLLECTOR as core::ops::deref::Deref>::deref::__static_ref_initialize::hb4ad9a18eeb093f1
[INFO] [stderr]                                  at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/crossbeam-epoch-0.3.1/src/default.rs:12:39
[INFO] [stderr]     21:     0x5597881dfbca - core::ops::function::FnOnce::call_once::h2569784d15ff5716
[INFO] [stderr]                                  at /rustc/4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5/library/core/src/ops/function.rs:227:5
[INFO] [stderr]     22:     0x5597881dd807 - lazy_static::lazy::Lazy<T>::get::{{closure}}::h0d6fa81090f9b5a7
[INFO] [stderr]                                  at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/lazy_static-1.3.0/src/inline_lazy.rs:28:29
[INFO] [stderr]     23:     0x5597881df2cf - std::sync::once::Once::call_once::{{closure}}::h25afec5ab1b85f40
[INFO] [stderr]                                  at /rustc/4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5/library/std/src/sync/once.rs:261:41
[INFO] [stderr]     24:     0x559788205332 - std::sync::once::Once::call_inner::h2c350ddd5f41c65a
[INFO] [stderr]                                  at /rustc/4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5/library/std/src/sync/once.rs:420:21
[INFO] [stderr]     25:     0x5597881df247 - std::sync::once::Once::call_once::hb9cd99dc06748e65
[INFO] [stderr]                                  at /rustc/4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5/library/std/src/sync/once.rs:261:9
[INFO] [stderr]     26:     0x5597881d78a9 - lazy_static::lazy::Lazy<T>::get::h7e1491820e550d8d
[INFO] [stderr]                                  at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/lazy_static-1.3.0/src/inline_lazy.rs:27:9
[INFO] [stderr]     27:     0x5597881d78a9 - <crossbeam_epoch::default::COLLECTOR as core::ops::deref::Deref>::deref::__stability::h272ca94c4cfebc9b
[INFO] [stderr]                                  at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/lazy_static-1.3.0/src/lib.rs:138:21
[INFO] [stderr]     28:     0x5597881d78a9 - <crossbeam_epoch::default::COLLECTOR as core::ops::deref::Deref>::deref::hfb38e85012627bcb
[INFO] [stderr]                                  at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/lazy_static-1.3.0/src/lib.rs:140:17
[INFO] [stderr]     29:     0x5597881d7924 - crossbeam_epoch::default::HANDLE::__init::heb347b584ee69b12
[INFO] [stderr]                                  at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/crossbeam-epoch-0.3.1/src/default.rs:17:29
[INFO] [stderr]     30:     0x5597881dfbe9 - core::ops::function::FnOnce::call_once::h32f48e7962f85dae
[INFO] [stderr]                                  at /rustc/4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5/library/core/src/ops/function.rs:227:5
[INFO] [stderr]     31:     0x5597881d6fbc - std::thread::local::lazy::LazyKeyInner<T>::initialize::h3796305be76bc5c8
[INFO] [stderr]                                  at /rustc/4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5/library/std/src/thread/local.rs:304:25
[INFO] [stderr]     32:     0x5597881dd90b - std::thread::local::fast::Key<T>::try_initialize::hf7ddda1aa155aa82
[INFO] [stderr]                                  at /rustc/4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5/library/std/src/thread/local.rs:473:31
[INFO] [stderr]     33:     0x5597881dda5b - std::thread::local::fast::Key<T>::get::h5e022b308b5217cb
[INFO] [stderr]                                  at /rustc/4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5/library/std/src/thread/local.rs:456:29
[INFO] [stderr]     34:     0x5597881d7970 - crossbeam_epoch::default::HANDLE::__getit::h18b503541ebe693e
[INFO] [stderr]                                  at /rustc/4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5/library/std/src/thread/local.rs:183:26
[INFO] [stderr]     35:     0x5597881b35ab - std::thread::local::LocalKey<T>::try_with::h88a3d1a57a3f6aab
[INFO] [stderr]                                  at /rustc/4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5/library/std/src/thread/local.rs:271:32
[INFO] [stderr]     36:     0x5597881b325f - std::thread::local::LocalKey<T>::with::h4a978cfe2949b5a3
[INFO] [stderr]                                  at /rustc/4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5/library/std/src/thread/local.rs:248:9
[INFO] [stderr]     37:     0x5597881adf74 - crossbeam_epoch::default::is_pinned::h132028fc926f07a5
[INFO] [stderr]                                  at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/crossbeam-epoch-0.3.1/src/default.rs:33:5
[INFO] [stderr]     38:     0x5597881ba1e4 - crossbeam_deque::Stealer<T>::steal::h8be81a65ba9058b1
[INFO] [stderr]                                  at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/crossbeam-deque-0.2.0/src/lib.rs:714:12
[INFO] [stderr]     39:     0x5597881a88a3 - rayon_core::registry::WorkerThread::steal::{{closure}}::h63685392f3ea49f2
[INFO] [stderr]                                  at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/rayon-core-1.4.1/src/registry.rs:614:27
[INFO] [stderr]     40:     0x5597881a58cb - core::ops::function::impls::<impl core::ops::function::FnMut<A> for &mut F>::call_mut::ha8a171c88c0d01e7
[INFO] [stderr]                                  at /rustc/4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5/library/core/src/ops/function.rs:269:13
[INFO] [stderr]     41:     0x5597881aaf41 - core::iter::traits::iterator::Iterator::find_map::check::{{closure}}::had325fb74abb7959
[INFO] [stderr]                                  at /rustc/4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5/library/core/src/iter/traits/iterator.rs:2352:32
[INFO] [stderr]     42:     0x5597881bb9a7 - core::iter::adapters::filter::filter_try_fold::{{closure}}::h0e2c3e024b9ae2eb
[INFO] [stderr]                                  at /rustc/4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5/library/core/src/iter/adapters/filter.rs:43:44
[INFO] [stderr]     43:     0x5597881bb12c - core::ops::function::impls::<impl core::ops::function::FnMut<A> for &mut F>::call_mut::h6761207a1b0a2825
[INFO] [stderr]                                  at /rustc/4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5/library/core/src/ops/function.rs:269:13
[INFO] [stderr]     44:     0x5597881ab3e3 - core::iter::traits::iterator::Iterator::try_fold::hd0c896289caf89a9
[INFO] [stderr]                                  at /rustc/4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5/library/core/src/iter/traits/iterator.rs:1983:21
[INFO] [stderr]     45:     0x5597881b1f62 - <core::iter::adapters::chain::Chain<A,B> as core::iter::traits::iterator::Iterator>::try_fold::hbe97735ae4591fe5
[INFO] [stderr]                                  at /rustc/4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5/library/core/src/iter/adapters/chain.rs:104:19
[INFO] [stderr]     46:     0x5597881bab24 - <core::iter::adapters::filter::Filter<I,P> as core::iter::traits::iterator::Iterator>::try_fold::h796120de5e36491d
[INFO] [stderr]                                  at /rustc/4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5/library/core/src/iter/adapters/filter.rs:92:9
[INFO] [stderr]     47:     0x5597881bb8c1 - core::iter::traits::iterator::Iterator::find_map::ha465bfcac9fbf51e
[INFO] [stderr]                                  at /rustc/4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5/library/core/src/iter/traits/iterator.rs:2358:9
[INFO] [stderr]     48:     0x5597881b23c6 - <core::iter::adapters::filter_map::FilterMap<I,F> as core::iter::traits::iterator::Iterator>::next::hf714f02be9638be0
[INFO] [stderr]                                  at /rustc/4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5/library/core/src/iter/adapters/filter_map.rs:61:9
[INFO] [stderr]     49:     0x5597881a87cc - rayon_core::registry::WorkerThread::steal::h585cb146c1275238
[INFO] [stderr]                                  at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/rayon-core-1.4.1/src/registry.rs:608:9
[INFO] [stderr]     50:     0x5597881a8502 - rayon_core::registry::WorkerThread::wait_until_cold::{{closure}}::h9f06824402645d2b
[INFO] [stderr]                                  at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/rayon-core-1.4.1/src/registry.rs:565:48
[INFO] [stderr]     51:     0x5597881c6e63 - core::option::Option<T>::or_else::hef4d98ec5c91bb41
[INFO] [stderr]                                  at /rustc/4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5/library/core/src/option.rs:784:21
[INFO] [stderr]     52:     0x5597881a81e4 - rayon_core::registry::WorkerThread::wait_until_cold::hc8dbca51b39c8835
[INFO] [stderr]                                  at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/rayon-core-1.4.1/src/registry.rs:564:32
[INFO] [stderr]     53:     0x5597881a7c37 - rayon_core::registry::WorkerThread::wait_until::h5838c97b264c1eee
[INFO] [stderr]                                  at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/rayon-core-1.4.1/src/registry.rs:544:13
[INFO] [stderr]     54:     0x5597881a8cff - rayon_core::registry::main_loop::h4590758470ddf1c1
[INFO] [stderr]                                  at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/rayon-core-1.4.1/src/registry.rs:666:5
[INFO] [stderr]     55:     0x5597881a7170 - rayon_core::registry::Registry::new::{{closure}}::h48f4f6b71993de9b
[INFO] [stderr]                                  at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/rayon-core-1.4.1/src/registry.rs:135:54
[INFO] [stderr]     56:     0x5597881adfde - std::sys_common::backtrace::__rust_begin_short_backtrace::hf26faf34701fc008
[INFO] [stderr]                                  at /rustc/4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5/library/std/src/sys_common/backtrace.rs:125:18
[INFO] [stderr]     57:     0x5597881b4542 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::hd3f0d50f8a8a51d7
[INFO] [stderr]                                  at /rustc/4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5/library/std/src/thread/mod.rs:474:17
[INFO] [stderr]     58:     0x5597881a9542 - <std::panic::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h662447d49be54e2b
[INFO] [stderr]                                  at /rustc/4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5/library/std/src/panic.rs:322:9
[INFO] [stderr]     59:     0x5597881acafe - std::panicking::try::do_call::hceb1616c2d736528
[INFO] [stderr]                                  at /rustc/4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5/library/std/src/panicking.rs:379:40
[INFO] [stderr]     60:     0x5597881adb1d - __rust_try
[INFO] [stderr]     61:     0x5597881ac9a3 - std::panicking::try::hdc90b5ddaff147d6
[INFO] [stderr]                                  at /rustc/4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5/library/std/src/panicking.rs:343:19
[INFO] [stderr]     62:     0x5597881aa492 - std::panic::catch_unwind::h585bb3f7dac8bc18
[INFO] [stderr]                                  at /rustc/4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5/library/std/src/panic.rs:396:14
[INFO] [stderr]     63:     0x5597881b4348 - std::thread::Builder::spawn_unchecked::{{closure}}::h64045ea4d210050c
[INFO] [stderr]                                  at /rustc/4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5/library/std/src/thread/mod.rs:473:30
[INFO] [stderr]     64:     0x5597881b47cf - core::ops::function::FnOnce::call_once{{vtable.shim}}::he88b744e2d33ff41
[INFO] [stderr]                                  at /rustc/4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5/library/core/src/ops/function.rs:227:5
[INFO] [stderr]     65:     0x55978820efaa - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h8ffdf8dc1f37e360
[INFO] [stderr]                                  at /rustc/4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5/library/alloc/src/boxed.rs:1487:9
[INFO] [stderr]     66:     0x55978820efaa - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h74f6ec149ce6acc8
[INFO] [stderr]                                  at /rustc/4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5/library/alloc/src/boxed.rs:1487:9
[INFO] [stderr]     67:     0x55978820efaa - std::sys::unix::thread::Thread::new::thread_start::h565bef3956c58d58
[INFO] [stderr]                                  at /rustc/4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5/library/std/src/sys/unix/thread.rs:71:17
[INFO] [stderr]     68:     0x7f4f975d7609 - start_thread
[INFO] [stderr]     69:     0x7f4f974f8293 - clone
[INFO] [stderr]     70:                0x0 - <unknown>
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "7a17c0c8ac3e4a7ec06c29eae3a5f6e7e0970bc949a12fcac741ecbfc89ab98b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7a17c0c8ac3e4a7ec06c29eae3a5f6e7e0970bc949a12fcac741ecbfc89ab98b", kill_on_drop: false }`
[INFO] [stdout] 7a17c0c8ac3e4a7ec06c29eae3a5f6e7e0970bc949a12fcac741ecbfc89ab98b