[INFO] cloning repository https://github.com/xleyba/backendr
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/xleyba/backendr" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fxleyba%2Fbackendr", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fxleyba%2Fbackendr'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 2ec0e91ee614c1d5635a8da4a0e69ec1e073a11b
[INFO] checking xleyba/backendr against try#f47dd4da3ae8c32c9e65d307bfe640b143e674df for pr-77526
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fxleyba%2Fbackendr" "/workspace/builds/worker-2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/xleyba/backendr on toolchain f47dd4da3ae8c32c9e65d307bfe640b143e674df
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/xleyba/backendr
[INFO] finished tweaking git repo https://github.com/xleyba/backendr
[INFO] tweaked toml for git repo https://github.com/xleyba/backendr written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/xleyba/backendr already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded encoding-index-singlebyte v1.20141219.5
[INFO] [stderr]   Downloaded string v0.1.3
[INFO] [stderr]   Downloaded if_chain v0.1.3
[INFO] [stderr]   Downloaded proc-macro2 v0.4.29
[INFO] [stderr]   Downloaded encoding-index-tradchinese v1.20141219.5
[INFO] [stderr]   Downloaded validator_derive v0.8.0
[INFO] [stderr]   Downloaded trust-dns-resolver v0.11.0
[INFO] [stderr]   Downloaded tokio-executor v0.1.7
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[INFO] [stderr]   Downloaded flate2 v1.0.7
[INFO] [stderr]   Downloaded actix-web-codegen v0.1.0-beta.1
[INFO] [stderr]   Downloaded actix-server-config v0.1.1
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[INFO] [stderr]   Downloaded string v0.2.0
[INFO] [stderr]   Downloaded crc v1.8.1
[INFO] [stderr]   Downloaded winreg v0.5.1
[INFO] [stderr]   Downloaded h2 v0.1.18
[INFO] [stderr]   Downloaded http v0.1.17
[INFO] [stderr]   Downloaded miniz-sys v0.1.11
[INFO] [stderr]   Downloaded miniz_oxide_c_api v0.2.1
[INFO] [stderr]   Downloaded actix-http v0.1.5
[INFO] [stderr]   Downloaded crossbeam-utils v0.6.5
[INFO] [stderr]   Downloaded encoding-index-simpchinese v1.20141219.5
[INFO] [stderr]   Downloaded actix-server v0.4.3
[INFO] [stderr]   Downloaded actix-router v0.1.3
[INFO] [stderr]   Downloaded actix-utils v0.3.5
[INFO] [stderr]   Downloaded actix-service v0.3.6
[INFO] [stderr]   Downloaded tokio-reactor v0.1.9
[INFO] [stderr]   Downloaded actix-web v1.0.0-beta.3
[INFO] [stderr]   Downloaded actix-connect v0.1.5
[INFO] [stderr]   Downloaded validator v0.8.0
[INFO] [stderr]   Downloaded r2d2_sqlite v0.9.0
[INFO] [stderr]   Downloaded encoding-index-japanese v1.20141219.5
[INFO] [stderr]   Downloaded rusqlite v0.17.0
[INFO] [stderr]   Downloaded mime v0.3.13
[INFO] [stderr]   Downloaded colored v1.7.0
[INFO] [stderr]   Downloaded derive_more v0.14.0
[INFO] [stderr]   Downloaded build_const v0.2.1
[INFO] [stderr]   Downloaded awc v0.1.1
[INFO] [stderr]   Downloaded r2d2 v0.8.4
[INFO] [stderr]   Downloaded libsqlite3-sys v0.13.0
[INFO] [stderr]   Downloaded signal-hook-registry v1.0.0
[INFO] [stderr]   Downloaded encoding-index-korean v1.20141219.5
[INFO] [stderr]   Downloaded copyless v0.1.2
[INFO] [stderr]   Downloaded ring v0.14.6
[INFO] [stderr]   Downloaded serde_rusqlite v0.18.0
[INFO] [stderr]   Downloaded hashbrown v0.2.2
[INFO] [stderr]   Downloaded unicase v2.3.0
[INFO] [stderr]   Downloaded encoding_index_tests v0.1.4
[INFO] [stderr]   Downloaded encoding v0.2.33
[INFO] [stderr]   Downloaded envy v0.4.0
[INFO] [stderr]   Downloaded libc v0.2.53
[INFO] [stderr]   Downloaded futures v0.1.26
[INFO] [stderr]   Downloaded syn v0.15.33
[INFO] [stderr]   Downloaded scheduled-thread-pool v0.2.0
[INFO] [stderr]   Downloaded error-chain v0.8.1
[INFO] [stderr]   Downloaded fallible-iterator v0.1.6
[INFO] [stderr]   Downloaded tokio-sync v0.1.5
[INFO] [stderr]   Downloaded miniz_oxide v0.2.1
[INFO] [stderr]   Downloaded widestring v0.2.2
[INFO] [stderr]   Downloaded ipconfig v0.1.9
[INFO] [stderr]   Downloaded socket2 v0.3.8
[INFO] [stderr]   Downloaded trust-dns-proto v0.7.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e52246984cfffd2b864372a364daddd7e47fcd5435c71ea8ca1519bb0c987065
[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" "e52246984cfffd2b864372a364daddd7e47fcd5435c71ea8ca1519bb0c987065", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e52246984cfffd2b864372a364daddd7e47fcd5435c71ea8ca1519bb0c987065", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e52246984cfffd2b864372a364daddd7e47fcd5435c71ea8ca1519bb0c987065", kill_on_drop: false }`
[INFO] [stdout] e52246984cfffd2b864372a364daddd7e47fcd5435c71ea8ca1519bb0c987065
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4c95792b8c6571d5fe2652129548fc13bc570d8501cec7886ff0794ef3ef6cdb
[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" "4c95792b8c6571d5fe2652129548fc13bc570d8501cec7886ff0794ef3ef6cdb", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v0.4.29
[INFO] [stderr]    Compiling syn v0.15.33
[INFO] [stderr]     Checking rand_core v0.4.0
[INFO] [stderr]    Compiling byteorder v1.3.1
[INFO] [stderr]     Checking smallvec v0.6.9
[INFO] [stderr]     Checking stable_deref_trait v1.1.1
[INFO] [stderr]     Checking slab v0.4.2
[INFO] [stderr]     Checking scopeguard v0.3.3
[INFO] [stderr]    Compiling memchr v2.2.0
[INFO] [stderr]     Checking fnv v1.0.6
[INFO] [stderr]    Compiling serde v1.0.90
[INFO] [stderr]     Checking lazycell v1.2.1
[INFO] [stderr]     Checking matches v0.1.8
[INFO] [stderr]    Compiling regex v1.1.6
[INFO] [stderr]    Compiling encoding_index_tests v0.1.4
[INFO] [stderr]     Checking ucd-util v0.1.3
[INFO] [stderr]     Checking utf8-ranges v1.0.2
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]     Checking bitflags v1.0.4
[INFO] [stderr]    Compiling crc32fast v1.2.0
[INFO] [stderr]    Compiling lazy_static v1.3.0
[INFO] [stderr]     Checking spin v0.5.0
[INFO] [stderr]     Checking string v0.1.3
[INFO] [stderr]     Checking hashbrown v0.2.2
[INFO] [stderr]     Checking copyless v0.1.2
[INFO] [stderr]    Compiling if_chain v0.1.3
[INFO] [stderr]     Checking termcolor v1.0.4
[INFO] [stderr]     Checking log v0.4.6
[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 crossbeam-utils v0.6.5
[INFO] [stderr]    Compiling ring v0.14.6
[INFO] [stderr]     Checking colored v1.7.0
[INFO] [stderr]     Checking owning_ref v0.4.0
[INFO] [stderr]     Checking unicode-bidi v0.3.4
[INFO] [stderr]     Checking humantime v1.2.0
[INFO] [stderr]     Checking tokio-sync v0.1.5
[INFO] [stderr]    Compiling unicase v2.3.0
[INFO] [stderr]    Compiling encoding-index-singlebyte v1.20141219.5
[INFO] [stderr]    Compiling encoding-index-tradchinese v1.20141219.5
[INFO] [stderr]    Compiling encoding-index-simpchinese v1.20141219.5
[INFO] [stderr]    Compiling encoding-index-japanese v1.20141219.5
[INFO] [stderr]    Compiling encoding-index-korean v1.20141219.5
[INFO] [stderr]    Compiling libsqlite3-sys v0.13.0
[INFO] [stderr]     Checking regex-syntax v0.6.6
[INFO] [stderr]     Checking actix-service v0.3.6
[INFO] [stderr]     Checking rand_core v0.3.1
[INFO] [stderr]     Checking rand_jitter v0.1.3
[INFO] [stderr]    Compiling thread_local v0.3.6
[INFO] [stderr]     Checking unicode-normalization v0.1.8
[INFO] [stderr]     Checking tokio-executor v0.1.7
[INFO] [stderr]     Checking lock_api v0.1.5
[INFO] [stderr]     Checking rand_xorshift v0.1.1
[INFO] [stderr]     Checking rand_hc v0.1.0
[INFO] [stderr]     Checking rand_isaac v0.1.1
[INFO] [stderr]     Checking rand_os v0.1.3
[INFO] [stderr]     Checking signal-hook-registry v1.0.0
[INFO] [stderr]    Compiling parking_lot_core v0.4.0
[INFO] [stderr]    Compiling encoding v0.2.33
[INFO] [stderr]     Checking tokio-timer v0.2.10
[INFO] [stderr]     Checking tokio-current-thread v0.1.6
[INFO] [stderr]     Checking threadpool v1.7.1
[INFO] [stderr]     Checking mio v0.6.16
[INFO] [stderr]     Checking backtrace v0.3.15
[INFO] [stderr]     Checking chrono v0.4.6
[INFO] [stderr]     Checking flate2 v1.0.7
[INFO] [stderr]     Checking signal-hook v0.1.9
[INFO] [stderr]    Compiling aho-corasick v0.7.3
[INFO] [stderr]     Checking mime v0.3.13
[INFO] [stderr]     Checking bytes v0.4.12
[INFO] [stderr]     Checking base64 v0.10.1
[INFO] [stderr]     Checking idna v0.1.5
[INFO] [stderr]    Compiling quote v0.6.12
[INFO] [stderr]     Checking mio-uds v0.6.7
[INFO] [stderr]     Checking rusqlite v0.17.0
[INFO] [stderr]     Checking tokio-io v0.1.12
[INFO] [stderr]     Checking http v0.1.17
[INFO] [stderr]     Checking string v0.2.0
[INFO] [stderr]     Checking url v1.7.2
[INFO] [stderr]     Checking parking_lot v0.7.1
[INFO] [stderr]     Checking tokio-codec v0.1.1
[INFO] [stderr]     Checking actix-codec v0.1.2
[INFO] [stderr]     Checking tokio-reactor v0.1.9
[INFO] [stderr]     Checking r2d2 v0.8.4
[INFO] [stderr]     Checking actix-utils v0.3.5
[INFO] [stderr]     Checking r2d2_sqlite v0.9.0
[INFO] [stderr]     Checking tokio-tcp v0.1.3
[INFO] [stderr]     Checking tokio-udp v0.1.3
[INFO] [stderr]     Checking tokio-signal v0.2.7
[INFO] [stderr]     Checking actix-server-config v0.1.1
[INFO] [stderr]     Checking env_logger v0.6.1
[INFO] [stderr]     Checking h2 v0.1.18
[INFO] [stderr]    Compiling synstructure v0.10.1
[INFO] [stderr]    Compiling serde_derive v1.0.90
[INFO] [stderr]    Compiling derive_more v0.14.0
[INFO] [stderr]    Compiling failure_derive v0.1.5
[INFO] [stderr]    Compiling enum-as-inner v0.2.1
[INFO] [stderr]    Compiling actix-web-codegen v0.1.0-beta.1
[INFO] [stderr]     Checking failure v0.1.5
[INFO] [stderr]     Checking trust-dns-proto v0.7.3
[INFO] [stderr]     Checking actix-threadpool v0.1.0
[INFO] [stderr]     Checking trust-dns-resolver v0.11.0
[INFO] [stderr]     Checking actix-rt v0.2.2
[INFO] [stderr]     Checking actix-server v0.4.3
[INFO] [stderr]     Checking actix-connect v0.1.5
[INFO] [stderr]     Checking serde_json v1.0.39
[INFO] [stderr]     Checking serde_urlencoded v0.5.5
[INFO] [stderr]     Checking actix-router v0.1.3
[INFO] [stderr]     Checking envy v0.4.0
[INFO] [stderr]     Checking serde_rusqlite v0.18.0
[INFO] [stderr]     Checking uuid v0.7.4
[INFO] [stderr]     Checking actix-http v0.1.5
[INFO] [stderr]     Checking validator v0.8.0
[INFO] [stderr]    Compiling validator_derive v0.8.0
[INFO] [stderr]     Checking awc v0.1.1
[INFO] [stderr]     Checking actix-web v1.0.0-beta.3
[INFO] [stderr]     Checking backendr v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2m 19s
[INFO] running `Command { std: "docker" "inspect" "4c95792b8c6571d5fe2652129548fc13bc570d8501cec7886ff0794ef3ef6cdb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4c95792b8c6571d5fe2652129548fc13bc570d8501cec7886ff0794ef3ef6cdb", kill_on_drop: false }`
[INFO] [stdout] 4c95792b8c6571d5fe2652129548fc13bc570d8501cec7886ff0794ef3ef6cdb