[INFO] cloning repository https://github.com/inmemlab/memson
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/inmemlab/memson" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Finmemlab%2Fmemson", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Finmemlab%2Fmemson'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 423b241509d5d1425c3c4b4675841a0aa9faeeff
[INFO] checking inmemlab/memson against try#9c1dcf141bc0875407c4eb36972857bd3db713e2 for pr-81863
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Finmemlab%2Fmemson" "/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/inmemlab/memson on toolchain 9c1dcf141bc0875407c4eb36972857bd3db713e2
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+9c1dcf141bc0875407c4eb36972857bd3db713e2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/inmemlab/memson
[INFO] finished tweaking git repo https://github.com/inmemlab/memson
[INFO] tweaked toml for git repo https://github.com/inmemlab/memson written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/inmemlab/memson already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+9c1dcf141bc0875407c4eb36972857bd3db713e2" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded unicode-xid v0.2.1
[INFO] [stderr]   Downloaded parking_lot_core v0.8.0
[INFO] [stderr]   Downloaded signal-hook-registry v1.2.1
[INFO] [stderr]   Downloaded arc-swap v0.4.7
[INFO] [stderr]   Downloaded threadpool v1.8.1
[INFO] [stderr]   Downloaded actix-threadpool v0.3.3
[INFO] [stderr]   Downloaded opaque-debug v0.3.0
[INFO] [stderr]   Downloaded actix-router v0.2.5
[INFO] [stderr]   Downloaded digest v0.9.0
[INFO] [stderr]   Downloaded bytestring v0.1.5
[INFO] [stderr]   Downloaded copyless v0.1.5
[INFO] [stderr]   Downloaded itoa v0.4.6
[INFO] [stderr]   Downloaded cfg-if v1.0.0
[INFO] [stderr]   Downloaded memoffset v0.5.6
[INFO] [stderr]   Downloaded dirs-next v1.0.2
[INFO] [stderr]   Downloaded either v1.6.1
[INFO] [stderr]   Downloaded autocfg v1.0.1
[INFO] [stderr]   Downloaded getrandom v0.1.15
[INFO] [stderr]   Downloaded tokio v0.2.22
[INFO] [stderr]   Downloaded thiserror-impl v1.0.21
[INFO] [stderr]   Downloaded addr2line v0.13.0
[INFO] [stderr]   Downloaded actix-web-codegen v0.3.0
[INFO] [stderr]   Downloaded async-trait v0.1.41
[INFO] [stderr]   Downloaded actix-testing v1.0.1
[INFO] [stderr]   Downloaded actix_derive v0.5.0
[INFO] [stderr]   Downloaded widestring v0.4.3
[INFO] [stderr]   Downloaded block-buffer v0.9.0
[INFO] [stderr]   Downloaded brotli2 v0.3.2
[INFO] [stderr]   Downloaded cookie v0.14.2
[INFO] [stderr]   Downloaded flate2 v1.0.18
[INFO] [stderr]   Downloaded indexmap v1.6.0
[INFO] [stderr]   Downloaded miniz_oxide v0.4.3
[INFO] [stderr]   Downloaded actix-http v2.0.0
[INFO] [stderr]   Downloaded wasm-bindgen-shared v0.2.68
[INFO] [stderr]   Downloaded assert_approx_eq v1.1.0
[INFO] [stderr]   Downloaded base64 v0.12.3
[INFO] [stderr]   Downloaded stdweb v0.4.20
[INFO] [stderr]   Downloaded object v0.21.1
[INFO] [stderr]   Downloaded rustc-demangle v0.1.17
[INFO] [stderr]   Downloaded actix-server v1.0.4
[INFO] [stderr]   Downloaded h2 v0.2.6
[INFO] [stderr]   Downloaded aho-corasick v0.7.14
[INFO] [stderr]   Downloaded gimli v0.22.0
[INFO] [stderr]   Downloaded actix v0.10.0
[INFO] [stderr]   Downloaded brotli-sys v0.3.2
[INFO] [stderr]   Downloaded regex v1.4.1
[INFO] [stderr]   Downloaded actix-web v3.1.0
[INFO] [stderr]   Downloaded tinyvec v1.0.1
[INFO] [stderr]   Downloaded backtrace v0.3.53
[INFO] [stderr]   Downloaded wasm-bindgen v0.2.68
[INFO] [stderr]   Downloaded mime v0.3.16
[INFO] [stderr]   Downloaded futures v0.3.6
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[INFO] [stderr]   Downloaded awc v2.0.0
[INFO] [stderr]   Downloaded version_check v0.9.2
[INFO] [stderr]   Downloaded futures-io v0.3.6
[INFO] [stderr]   Downloaded futures-task v0.3.6
[INFO] [stderr]   Downloaded pin-project v0.4.27
[INFO] [stderr]   Downloaded futures-util v0.3.6
[INFO] [stderr]   Downloaded socket2 v0.3.15
[INFO] [stderr]   Downloaded redox_users v0.3.5
[INFO] [stderr]   Downloaded dirs-sys-next v0.1.1
[INFO] [stderr]   Downloaded serde_json v1.0.59
[INFO] [stderr]   Downloaded futures-sink v0.3.6
[INFO] [stderr]   Downloaded tracing v0.1.21
[INFO] [stderr]   Downloaded rayon v1.4.1
[INFO] [stderr]   Downloaded rustyline v6.3.0
[INFO] [stderr]   Downloaded futures-macro v0.3.6
[INFO] [stderr]   Downloaded ppv-lite86 v0.2.9
[INFO] [stderr]   Downloaded futures-channel v0.3.6
[INFO] [stderr]   Downloaded futures-core v0.3.6
[INFO] [stderr]   Downloaded winapi v0.3.9
[INFO] [stderr]   Downloaded tokio v0.3.0
[INFO] [stderr]   Downloaded regex-syntax v0.6.20
[INFO] [stderr]   Downloaded libc v0.2.79
[INFO] [stderr]   Downloaded encoding_rs v0.8.24
[INFO] [stderr]   Downloaded const_fn v0.4.2
[INFO] [stderr]   Downloaded mio v0.7.3
[INFO] [stderr]   Downloaded http v0.2.1
[INFO] [stderr]   Downloaded ntapi v0.3.4
[INFO] [stderr]   Downloaded adler v0.2.3
[INFO] [stderr]   Downloaded tracing-core v0.1.17
[INFO] [stderr]   Downloaded hashbrown v0.9.1
[INFO] [stderr]   Downloaded derive_more v0.99.11
[INFO] [stderr]   Downloaded fxhash v0.2.1
[INFO] [stderr]   Downloaded stdweb-derive v0.5.3
[INFO] [stderr]   Downloaded bumpalo v3.4.0
[INFO] [stderr]   Downloaded dtoa v0.4.6
[INFO] [stderr]   Downloaded actix-tls v2.0.0
[INFO] [stderr]   Downloaded discard v1.0.4
[INFO] [stderr]   Downloaded base-x v0.2.6
[INFO] [stderr]   Downloaded cpuid-bool v0.1.2
[INFO] [stderr]   Downloaded serde_urlencoded v0.6.1
[INFO] [stderr]   Downloaded stdweb-internal-macros v0.2.9
[INFO] [stderr]   Downloaded stdweb-internal-runtime v0.1.5
[INFO] [stderr]   Downloaded standback v0.2.11
[INFO] [stderr]   Downloaded wasm-bindgen-backend v0.2.68
[INFO] [stderr]   Downloaded wasm-bindgen-macro-support v0.2.68
[INFO] [stderr]   Downloaded wasm-bindgen-macro v0.2.68
[INFO] [stderr]   Downloaded time v0.2.22
[INFO] [stderr]   Downloaded generic-array v0.14.4
[INFO] [stderr]   Downloaded time-macros-impl v0.1.1
[INFO] [stderr]   Downloaded time-macros v0.1.1
[INFO] [stderr]   Downloaded tinyvec_macros v0.1.0
[INFO] [stderr]   Downloaded tinyvec v0.3.4
[INFO] [stderr]   Downloaded unicode-normalization v0.1.13
[INFO] [stderr]   Downloaded pin-project-lite v0.1.10
[INFO] [stderr]   Downloaded enum-as-inner v0.3.3
[INFO] [stderr]   Downloaded actix-connect v2.0.0
[INFO] [stderr]   Downloaded actix-codec v0.3.0
[INFO] [stderr]   Downloaded actix-utils v2.0.0
[INFO] [stderr]   Downloaded once_cell v1.4.1
[INFO] [stderr]   Downloaded proc-macro-hack v0.5.18
[INFO] [stderr]   Downloaded thiserror v1.0.21
[INFO] [stderr]   Downloaded actix-rt v1.1.1
[INFO] [stderr]   Downloaded pin-project-internal v0.4.27
[INFO] [stderr]   Downloaded proc-macro-nested v0.1.6
[INFO] [stderr]   Downloaded rayon-core v1.8.1
[INFO] [stderr]   Downloaded syn v1.0.44
[INFO] [stderr]   Downloaded tokio-macros v0.3.0
[INFO] [stderr]   Downloaded crossbeam-channel v0.4.4
[INFO] [stderr]   Downloaded cc v1.0.61
[INFO] [stderr]   Downloaded miow v0.3.5
[INFO] [stderr]   Downloaded serde_derive v1.0.117
[INFO] [stderr]   Downloaded serde v1.0.117
[INFO] [stderr]   Downloaded nix v0.18.0
[INFO] [stderr]   Downloaded unicode-width v0.1.8
[INFO] [stderr]   Downloaded utf8parse v0.2.0
[INFO] [stderr]   Downloaded ryu v1.0.5
[INFO] [stderr]   Downloaded bytes v0.5.6
[INFO] [stderr]   Downloaded actix-macros v0.1.2
[INFO] [stderr]   Downloaded log v0.4.11
[INFO] [stderr]   Downloaded hermit-abi v0.1.17
[INFO] [stderr]   Downloaded instant v0.1.7
[INFO] [stderr]   Downloaded lock_api v0.4.1
[INFO] [stderr]   Downloaded sha-1 v0.9.1
[INFO] [stderr]   Downloaded cloudabi v0.1.0
[INFO] [stderr]   Downloaded smallvec v1.4.2
[INFO] [stderr]   Downloaded redox_syscall v0.1.57
[INFO] [stderr]   Downloaded tokio-util v0.4.0
[INFO] [stderr]   Downloaded net2 v0.2.35
[INFO] [stderr]   Downloaded parking_lot v0.11.0
[INFO] [stderr]   Downloaded actix-service v1.0.6
[INFO] [stderr]   Downloaded quote v1.0.7
[INFO] [stderr]   Downloaded proc-macro2 v1.0.24
[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" "+9c1dcf141bc0875407c4eb36972857bd3db713e2" "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] 66f3f6f43c483df6d005930af5dc65f27b837975389fd142e5eeedea1c298445
[INFO] running `Command { std: "docker" "start" "-a" "66f3f6f43c483df6d005930af5dc65f27b837975389fd142e5eeedea1c298445", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "66f3f6f43c483df6d005930af5dc65f27b837975389fd142e5eeedea1c298445", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "66f3f6f43c483df6d005930af5dc65f27b837975389fd142e5eeedea1c298445", kill_on_drop: false }`
[INFO] [stdout] 66f3f6f43c483df6d005930af5dc65f27b837975389fd142e5eeedea1c298445
[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" "+9c1dcf141bc0875407c4eb36972857bd3db713e2" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 53986bc3ff1bdd61b068bcba652f123cd1eef7dba0177e292f0a354bb03841c0
[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" "53986bc3ff1bdd61b068bcba652f123cd1eef7dba0177e292f0a354bb03841c0", kill_on_drop: false }`
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]    Compiling proc-macro-hack v0.5.18
[INFO] [stderr]     Checking bytes v0.5.6
[INFO] [stderr]     Checking arc-swap v0.4.7
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]    Compiling proc-macro-nested v0.1.6
[INFO] [stderr]     Checking smallvec v1.4.2
[INFO] [stderr]    Compiling getrandom v0.1.15
[INFO] [stderr]     Checking tinyvec v0.3.4
[INFO] [stderr]     Checking copyless v0.1.5
[INFO] [stderr]     Checking itoa v0.4.6
[INFO] [stderr]     Checking gimli v0.22.0
[INFO] [stderr]     Checking ppv-lite86 v0.2.9
[INFO] [stderr]     Checking match_cfg v0.1.0
[INFO] [stderr]     Checking object v0.21.1
[INFO] [stderr]    Compiling const_fn v0.4.2
[INFO] [stderr]     Checking linked-hash-map v0.5.3
[INFO] [stderr]    Compiling encoding_rs v0.8.24
[INFO] [stderr]     Checking cpuid-bool v0.1.2
[INFO] [stderr]     Checking dtoa v0.4.6
[INFO] [stderr]     Checking opaque-debug v0.3.0
[INFO] [stderr]    Compiling nix v0.18.0
[INFO] [stderr]     Checking unicode-width v0.1.8
[INFO] [stderr]     Checking unicode-segmentation v1.6.0
[INFO] [stderr]     Checking assert_approx_eq v1.1.0
[INFO] [stderr]     Checking instant v0.1.7
[INFO] [stderr]    Compiling standback v0.2.11
[INFO] [stderr]    Compiling generic-array v0.14.4
[INFO] [stderr]    Compiling indexmap v1.6.0
[INFO] [stderr]    Compiling time v0.2.22
[INFO] [stderr]     Checking tracing-core v0.1.17
[INFO] [stderr]    Compiling cookie v0.14.2
[INFO] [stderr]    Compiling rayon v1.4.1
[INFO] [stderr]     Checking futures-task v0.3.6
[INFO] [stderr]    Compiling brotli-sys v0.3.2
[INFO] [stderr]     Checking lock_api v0.4.1
[INFO] [stderr]     Checking tinyvec v1.0.1
[INFO] [stderr]     Checking lru-cache v0.1.2
[INFO] [stderr]     Checking unicode-normalization v0.1.13
[INFO] [stderr]     Checking http v0.2.1
[INFO] [stderr]     Checking bytestring v0.1.5
[INFO] [stderr]     Checking net2 v0.2.35
[INFO] [stderr]     Checking iovec v0.1.4
[INFO] [stderr]     Checking signal-hook-registry v1.2.1
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking parking_lot_core v0.8.0
[INFO] [stderr]     Checking hostname v0.3.1
[INFO] [stderr]     Checking socket2 v0.3.15
[INFO] [stderr]     Checking dirs-sys-next v0.1.1
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]     Checking aho-corasick v0.7.14
[INFO] [stderr]     Checking fxhash v0.2.1
[INFO] [stderr]     Checking resolv-conf v0.6.3
[INFO] [stderr]     Checking flate2 v1.0.18
[INFO] [stderr]     Checking tracing v0.1.21
[INFO] [stderr]     Checking mio v0.7.3
[INFO] [stderr]     Checking crossbeam-channel v0.4.4
[INFO] [stderr]     Checking threadpool v1.8.1
[INFO] [stderr]     Checking crossbeam-epoch v0.8.2
[INFO] [stderr]     Checking mio v0.6.22
[INFO] [stderr]     Checking dirs-next v1.0.2
[INFO] [stderr]     Checking parking_lot v0.11.0
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]    Compiling syn v1.0.44
[INFO] [stderr]     Checking block-buffer v0.9.0
[INFO] [stderr]     Checking digest v0.9.0
[INFO] [stderr]     Checking idna v0.2.0
[INFO] [stderr]     Checking crossbeam-deque v0.7.3
[INFO] [stderr]     Checking regex v1.4.1
[INFO] [stderr]     Checking sha-1 v0.9.1
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking rayon-core v1.8.1
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking mio-uds v0.6.8
[INFO] [stderr]     Checking url v2.1.1
[INFO] [stderr]     Checking tokio v0.2.22
[INFO] [stderr]     Checking addr2line v0.13.0
[INFO] [stderr]     Checking backtrace v0.3.53
[INFO] [stderr]     Checking rustyline v6.3.0
[INFO] [stderr]     Checking tokio-util v0.3.1
[INFO] [stderr]     Checking brotli2 v0.3.2
[INFO] [stderr]    Compiling pin-project-internal v0.4.27
[INFO] [stderr]    Compiling futures-macro v0.3.6
[INFO] [stderr]    Compiling derive_more v0.99.11
[INFO] [stderr]    Compiling actix-macros v0.1.2
[INFO] [stderr]    Compiling thiserror-impl v1.0.21
[INFO] [stderr]    Compiling enum-as-inner v0.3.3
[INFO] [stderr]    Compiling async-trait v0.1.41
[INFO] [stderr]    Compiling serde_derive v1.0.117
[INFO] [stderr]    Compiling time-macros-impl v0.1.1
[INFO] [stderr]    Compiling tokio-macros v0.3.0
[INFO] [stderr]    Compiling actix_derive v0.5.0
[INFO] [stderr]    Compiling actix-web-codegen v0.3.0
[INFO] [stderr] error: could not compile `async-trait`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name async_trait --edition=2018 /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/async-trait-0.1.41/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi --crate-type proc-macro --emit=dep-info,link -C prefer-dynamic -C embed-bitcode=no -C debuginfo=2 -C metadata=164d1a30eb54da5c -C extra-filename=-164d1a30eb54da5c --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-bb4ba7198c8ab084.rlib --extern quote=/opt/rustwide/target/debug/deps/libquote-33642d99cc055f47.rlib --extern syn=/opt/rustwide/target/debug/deps/libsyn-42100c2fd90a0b17.rlib --extern proc_macro --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" "53986bc3ff1bdd61b068bcba652f123cd1eef7dba0177e292f0a354bb03841c0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "53986bc3ff1bdd61b068bcba652f123cd1eef7dba0177e292f0a354bb03841c0", kill_on_drop: false }`
[INFO] [stdout] 53986bc3ff1bdd61b068bcba652f123cd1eef7dba0177e292f0a354bb03841c0