[INFO] cloning repository https://github.com/sprintlang/sprint
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/sprintlang/sprint" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsprintlang%2Fsprint", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsprintlang%2Fsprint'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 7d16c1ba422017d1c0b15a46c06399e4b864e57e
[INFO] checking sprintlang/sprint against master#36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923 for pr-81863
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsprintlang%2Fsprint" "/workspace/builds/worker-6/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/sprintlang/sprint on toolchain 36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/sprintlang/sprint
[INFO] finished tweaking git repo https://github.com/sprintlang/sprint
[INFO] tweaked toml for git repo https://github.com/sprintlang/sprint written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/sprintlang/sprint already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923" "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-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 77328aeddee3a9bede313c9a32a427c4a35e92f91808d5f456b1da068789a969
[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" "77328aeddee3a9bede313c9a32a427c4a35e92f91808d5f456b1da068789a969", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "77328aeddee3a9bede313c9a32a427c4a35e92f91808d5f456b1da068789a969", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "77328aeddee3a9bede313c9a32a427c4a35e92f91808d5f456b1da068789a969", kill_on_drop: false }`
[INFO] [stdout] 77328aeddee3a9bede313c9a32a427c4a35e92f91808d5f456b1da068789a969
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 474e53c0955ad90d7ff0498d32df7192d5e4a54320b64aba4d0a51a7dac6c837
[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" "474e53c0955ad90d7ff0498d32df7192d5e4a54320b64aba4d0a51a7dac6c837", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.66
[INFO] [stderr]    Compiling proc-macro2 v1.0.7
[INFO] [stderr]    Compiling syn v1.0.13
[INFO] [stderr]    Compiling serde v1.0.104
[INFO] [stderr]    Compiling byteorder v1.3.2
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling either v1.5.3
[INFO] [stderr]    Compiling version_check v0.1.5
[INFO] [stderr]     Checking regex-syntax v0.6.13
[INFO] [stderr]    Compiling remove_dir_all v0.5.2
[INFO] [stderr]    Compiling multimap v0.4.0
[INFO] [stderr]    Compiling subtle v2.2.2
[INFO] [stderr]    Compiling memsec v0.5.7
[INFO] [stderr]     Checking futures v0.1.29
[INFO] [stderr]     Checking unsigned-varint v0.3.0
[INFO] [stderr]     Checking mirai-annotations v1.5.0
[INFO] [stderr]     Checking endian-type v0.1.2
[INFO] [stderr]     Checking nibble_vec v0.0.4
[INFO] [stderr]     Checking bs58 v0.3.0
[INFO] [stderr]     Checking unsigned-varint v0.2.3
[INFO] [stderr]     Checking bech32 v0.6.0
[INFO] [stderr]    Compiling slog v2.5.2
[INFO] [stderr]     Checking pin-project-lite v0.1.2
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling bindgen v0.51.1
[INFO] [stderr]     Checking ordermap v0.3.5
[INFO] [stderr]     Checking bit-vec v0.6.1
[INFO] [stderr]     Checking fixedbitset v0.1.9
[INFO] [stderr]    Compiling siphasher v0.3.1
[INFO] [stderr]     Checking termcolor v1.0.5
[INFO] [stderr]    Compiling prometheus v0.7.0
[INFO] [stderr]     Checking futures-task v0.3.1
[INFO] [stderr]    Compiling askama_escape v0.2.0
[INFO] [stderr]     Checking bytecount v0.3.2
[INFO] [stderr]    Compiling humansize v1.1.0
[INFO] [stderr]    Compiling libra-metrics v0.1.0 (https://github.com/libra/libra#e1f5faee)
[INFO] [stderr]    Compiling nix v0.14.1
[INFO] [stderr]     Checking typed-arena v1.7.0
[INFO] [stderr]     Checking zeroize v1.1.0
[INFO] [stderr]     Checking safemem v0.3.3
[INFO] [stderr]     Checking utf8parse v0.1.1
[INFO] [stderr]    Compiling unindent v0.1.5
[INFO] [stderr]    Compiling num-traits v0.2.10
[INFO] [stderr]    Compiling crossbeam-utils v0.7.0
[INFO] [stderr]    Compiling num-integer v0.1.41
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.0
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling clear_on_drop v0.2.3
[INFO] [stderr]     Checking thread_local v0.3.6
[INFO] [stderr]    Compiling indexmap v1.3.0
[INFO] [stderr]     Checking crossbeam-utils v0.6.6
[INFO] [stderr]    Compiling libloading v0.5.2
[INFO] [stderr]    Compiling cmake v0.1.42
[INFO] [stderr]     Checking tracing-core v0.1.8
[INFO] [stderr]    Compiling num-bigint v0.2.4
[INFO] [stderr]    Compiling num-complex v0.2.3
[INFO] [stderr]    Compiling num-iter v0.1.39
[INFO] [stderr]    Compiling num-rational v0.2.2
[INFO] [stderr]     Checking try_from v0.3.2
[INFO] [stderr]    Compiling c2-chacha v0.2.3
[INFO] [stderr]     Checking lock_api v0.3.3
[INFO] [stderr]    Compiling rand_core v0.3.1
[INFO] [stderr]     Checking http v0.2.0
[INFO] [stderr]     Checking futures-channel v0.3.1
[INFO] [stderr]     Checking radix_trie v0.1.6
[INFO] [stderr]    Compiling clang-sys v0.28.1
[INFO] [stderr]    Compiling itertools v0.8.2
[INFO] [stderr]    Compiling nom v4.2.3
[INFO] [stderr]    Compiling nom v5.1.0
[INFO] [stderr]    Compiling error-chain v0.12.1
[INFO] [stderr]     Checking futures-util v0.3.1
[INFO] [stderr]     Checking owning_ref v0.3.3
[INFO] [stderr]    Compiling phf_shared v0.8.0
[INFO] [stderr]     Checking petgraph v0.4.13
[INFO] [stderr]     Checking miniz_oxide v0.3.5
[INFO] [stderr]     Checking log v0.4.8
[INFO] [stderr]     Checking tokio-sync v0.1.7
[INFO] [stderr]     Checking typenum v1.11.2
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]     Checking idna v0.2.0
[INFO] [stderr]     Checking idna v0.1.5
[INFO] [stderr]     Checking crunchy v0.2.2
[INFO] [stderr]     Checking tokio-executor v0.1.9
[INFO] [stderr]     Checking crossbeam-queue v0.1.2
[INFO] [stderr]     Checking arrayvec v0.4.12
[INFO] [stderr]     Checking encoding_rs v0.8.22
[INFO] [stderr]    Compiling memoffset v0.5.3
[INFO] [stderr]    Compiling parking_lot_core v0.6.2
[INFO] [stderr]    Compiling parking_lot v0.9.0
[INFO] [stderr]    Compiling lexical-core v0.4.6
[INFO] [stderr]    Compiling hyper v0.12.35
[INFO] [stderr]     Checking want v0.2.0
[INFO] [stderr]     Checking want v0.3.0
[INFO] [stderr]     Checking tiny-keccak v1.5.0
[INFO] [stderr]     Checking tokio-current-thread v0.1.6
[INFO] [stderr]     Checking tokio-timer v0.2.12
[INFO] [stderr]     Checking generic-array v0.12.3
[INFO] [stderr]     Checking url v2.1.1
[INFO] [stderr]     Checking url v1.7.2
[INFO] [stderr]     Checking iovec v0.1.4
[INFO] [stderr]     Checking time v0.1.42
[INFO] [stderr]     Checking getrandom v0.1.14
[INFO] [stderr]     Checking backtrace-sys v0.1.32
[INFO] [stderr]     Checking rand_os v0.1.3
[INFO] [stderr]     Checking num_cpus v1.11.1
[INFO] [stderr]     Checking net2 v0.2.33
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking wait-timeout v0.2.0
[INFO] [stderr]     Checking errno v0.2.4
[INFO] [stderr]     Checking signal-hook-registry v1.2.0
[INFO] [stderr]     Checking dirs-sys v0.3.4
[INFO] [stderr]     Checking thread-id v3.3.0
[INFO] [stderr]     Checking get_if_addrs v0.5.3
[INFO] [stderr]     Checking rand v0.5.6
[INFO] [stderr]     Checking flate2 v1.0.13
[INFO] [stderr]     Checking slog-scope v4.3.0
[INFO] [stderr]     Checking slog-async v2.3.0
[INFO] [stderr]     Checking regex v1.3.2
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]     Checking base64 v0.10.1
[INFO] [stderr]     Checking base64 v0.9.3
[INFO] [stderr]    Compiling rustc-hash v1.0.1
[INFO] [stderr]    Compiling mime_guess v2.0.1
[INFO] [stderr]     Checking crossbeam-queue v0.2.1
[INFO] [stderr]     Checking crossbeam-channel v0.4.0
[INFO] [stderr]     Checking bytes v0.4.12
[INFO] [stderr]     Checking digest v0.8.1
[INFO] [stderr]     Checking block-buffer v0.7.3
[INFO] [stderr]     Checking crypto-mac v0.7.0
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking futures-cpupool v0.1.8
[INFO] [stderr]     Checking clap v2.33.0
[INFO] [stderr]     Checking http-body v0.3.1
[INFO] [stderr]     Checking dirs v2.0.2
[INFO] [stderr]     Checking mio v0.6.21
[INFO] [stderr]     Checking cookie v0.12.0
[INFO] [stderr]    Compiling curve25519-dalek v1.2.3 (https://github.com/calibra/curve25519-dalek.git?branch=fiat#caa6b902)
[INFO] [stderr]     Checking rand04 v0.1.1
[INFO] [stderr]     Checking pairing v0.14.2
[INFO] [stderr]     Checking parking_lot_core v0.2.14
[INFO] [stderr]     Checking sha2 v0.8.1
[INFO] [stderr]     Checking sha3 v0.8.2
[INFO] [stderr]     Checking sha-1 v0.8.2
[INFO] [stderr]     Checking hmac v0.7.1
[INFO] [stderr]     Checking blake2 v0.8.1
[INFO] [stderr]     Checking term v0.6.1
[INFO] [stderr]     Checking rand_pcg v0.2.1
[INFO] [stderr]     Checking rand_chacha v0.2.1
[INFO] [stderr]     Checking curve25519-dalek v2.0.0
[INFO] [stderr]     Checking publicsuffix v1.5.4
[INFO] [stderr]     Checking tokio-io v0.1.12
[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 chrono v0.4.10
[INFO] [stderr]    Compiling cexpr v0.3.6
[INFO] [stderr]     Checking mio-uds v0.6.7
[INFO] [stderr]     Checking rand04_compat v0.1.1
[INFO] [stderr]     Checking libra-tools v0.1.0 (https://github.com/libra/libra#e1f5faee)
[INFO] [stderr]     Checking uuid v0.7.4
[INFO] [stderr]     Checking parking_lot v0.4.8
[INFO] [stderr]     Checking pbkdf2 v0.3.0
[INFO] [stderr]     Checking rand v0.7.2
[INFO] [stderr]     Checking crossbeam-deque v0.7.2
[INFO] [stderr]     Checking tokio-reactor v0.1.11
[INFO] [stderr]     Checking chashmap v2.2.2
[INFO] [stderr]     Checking crossbeam v0.7.3
[INFO] [stderr]     Checking tokio-threadpool v0.1.17
[INFO] [stderr]     Checking rayon-core v1.7.0
[INFO] [stderr]     Checking slog-term v2.4.2
[INFO] [stderr] error: could not compile `http`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name http /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/http-0.1.21/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi --crate-type lib --emit=dep-info,metadata -C embed-bitcode=no -C debuginfo=2 -C metadata=19239eab0ad859f3 -C extra-filename=-19239eab0ad859f3 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern bytes=/opt/rustwide/target/debug/deps/libbytes-ecf033fb6305cc3a.rmeta --extern fnv=/opt/rustwide/target/debug/deps/libfnv-7759f42dcbd777f5.rmeta --extern itoa=/opt/rustwide/target/debug/deps/libitoa-47971cea8105a320.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" "474e53c0955ad90d7ff0498d32df7192d5e4a54320b64aba4d0a51a7dac6c837", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "474e53c0955ad90d7ff0498d32df7192d5e4a54320b64aba4d0a51a7dac6c837", kill_on_drop: false }`
[INFO] [stdout] 474e53c0955ad90d7ff0498d32df7192d5e4a54320b64aba4d0a51a7dac6c837