[INFO] fetching crate xmpp 0.3.0...
[INFO] checking xmpp-0.3.0 against try#3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f for pr-87248
[INFO] extracting crate xmpp 0.3.0 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate xmpp 0.3.0 on toolchain 3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate xmpp 0.3.0
[INFO] finished tweaking crates.io crate xmpp 0.3.0
[INFO] tweaked toml for crates.io crate xmpp 0.3.0 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate crates.io crate xmpp 0.3.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "fetch" "--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 tokio-tls v0.2.1
[INFO] [stderr]   Downloaded blake2 v0.8.1
[INFO] [stderr]   Downloaded markup5ever v0.9.0
[INFO] [stderr]   Downloaded sha2 v0.8.0
[INFO] [stderr]   Downloaded pbkdf2 v0.3.0
[INFO] [stderr]   Downloaded sasl v0.4.3
[INFO] [stderr]   Downloaded trust-dns-proto v0.8.0
[INFO] [stderr]   Downloaded trust-dns-resolver v0.12.0
[INFO] [stderr]   Downloaded xml5ever v0.15.0
[INFO] [stderr]   Downloaded minidom v0.11.1
[INFO] [stderr]   Downloaded jid v0.7.1
[INFO] [stderr]   Downloaded tokio-xmpp v1.0.1
[INFO] [stderr]   Downloaded xmpp-parsers v0.15.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 02852d73274c5aae83b7d7e16582b0db673d814f736f1458b9170bc565b39c4c
[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" "02852d73274c5aae83b7d7e16582b0db673d814f736f1458b9170bc565b39c4c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "02852d73274c5aae83b7d7e16582b0db673d814f736f1458b9170bc565b39c4c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "02852d73274c5aae83b7d7e16582b0db673d814f736f1458b9170bc565b39c4c", kill_on_drop: false }`
[INFO] [stdout] 02852d73274c5aae83b7d7e16582b0db673d814f736f1458b9170bc565b39c4c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", 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] e06dbfb115171342fa8c463d73852fc61ee9c009cffd89d7fd8830d06604203d
[INFO] running `Command { std: "docker" "start" "-a" "e06dbfb115171342fa8c463d73852fc61ee9c009cffd89d7fd8830d06604203d", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.62
[INFO] [stderr]    Compiling autocfg v0.1.6
[INFO] [stderr]     Checking cfg-if v0.1.9
[INFO] [stderr]    Compiling byteorder v1.3.2
[INFO] [stderr]     Checking rand_core v0.4.2
[INFO] [stderr]     Checking futures v0.1.29
[INFO] [stderr]    Compiling cc v1.0.45
[INFO] [stderr]    Compiling typenum v1.11.2
[INFO] [stderr]     Checking smallvec v0.6.10
[INFO] [stderr]    Compiling siphasher v0.2.3
[INFO] [stderr]     Checking stable_deref_trait v1.1.1
[INFO] [stderr]    Compiling proc-macro2 v1.0.3
[INFO] [stderr]     Checking scopeguard v0.3.3
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling pkg-config v0.3.16
[INFO] [stderr]    Compiling string_cache_shared v0.3.0
[INFO] [stderr]    Compiling arrayvec v0.4.11
[INFO] [stderr]     Checking nodrop v0.1.13
[INFO] [stderr]    Compiling getrandom v0.1.12
[INFO] [stderr]    Compiling ryu v1.0.0
[INFO] [stderr]     Checking scopeguard v1.0.0
[INFO] [stderr]    Compiling memchr v2.2.1
[INFO] [stderr]     Checking subtle v1.0.0
[INFO] [stderr]     Checking ppv-lite86 v0.2.5
[INFO] [stderr]     Checking new_debug_unreachable v1.0.3
[INFO] [stderr]    Compiling bitflags v1.1.0
[INFO] [stderr]    Compiling itoa v0.4.4
[INFO] [stderr]    Compiling failure_derive v0.1.5
[INFO] [stderr]     Checking rustc-demangle v0.1.16
[INFO] [stderr]     Checking fake-simd v0.1.2
[INFO] [stderr]    Compiling openssl v0.10.24
[INFO] [stderr]    Compiling native-tls v0.2.3
[INFO] [stderr]     Checking quick-error v1.2.2
[INFO] [stderr]     Checking keccak v0.1.0
[INFO] [stderr]     Checking linked-hash-map v0.5.2
[INFO] [stderr]     Checking block-padding v0.1.4
[INFO] [stderr]     Checking crossbeam-utils v0.6.6
[INFO] [stderr]     Checking owning_ref v0.4.0
[INFO] [stderr]     Checking rand_core v0.3.1
[INFO] [stderr]     Checking rand_jitter v0.1.4
[INFO] [stderr]     Checking unicode-normalization v0.1.8
[INFO] [stderr]    Compiling phf_shared v0.7.24
[INFO] [stderr]     Checking futf v0.1.4
[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]     Checking log v0.4.8
[INFO] [stderr]    Compiling serde v1.0.100
[INFO] [stderr]     Checking c2-chacha v0.2.2
[INFO] [stderr]     Checking rand_isaac v0.1.1
[INFO] [stderr]     Checking rand_xorshift v0.1.1
[INFO] [stderr]     Checking rand_hc v0.1.0
[INFO] [stderr]     Checking tokio-sync v0.1.6
[INFO] [stderr]     Checking lru-cache v0.1.2
[INFO] [stderr]     Checking lock_api v0.1.5
[INFO] [stderr]    Compiling parking_lot_core v0.4.0
[INFO] [stderr]    Compiling memoffset v0.5.1
[INFO] [stderr]     Checking phf v0.7.24
[INFO] [stderr]     Checking tokio-executor v0.1.8
[INFO] [stderr]     Checking crossbeam-queue v0.1.2
[INFO] [stderr]     Checking tendril v0.4.1
[INFO] [stderr]     Checking base64 v0.10.1
[INFO] [stderr]    Compiling rand_os v0.1.3
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]     Checking iovec v0.1.2
[INFO] [stderr]     Checking num_cpus v1.10.1
[INFO] [stderr]     Checking net2 v0.2.33
[INFO] [stderr]     Checking time v0.1.42
[INFO] [stderr]     Checking hostname v0.1.5
[INFO] [stderr]     Checking socket2 v0.3.11
[INFO] [stderr]     Checking generic-array v0.12.3
[INFO] [stderr]     Checking quick-xml v0.16.1
[INFO] [stderr]     Checking idna v0.2.0
[INFO] [stderr]     Checking tokio-timer v0.2.11
[INFO] [stderr]     Checking tokio-current-thread v0.1.6
[INFO] [stderr]    Compiling openssl-sys v0.9.49
[INFO] [stderr]    Compiling backtrace-sys v0.1.31
[INFO] [stderr]     Checking bytes v0.4.12
[INFO] [stderr]     Checking mio v0.6.19
[INFO] [stderr]     Checking resolv-conf v0.6.2
[INFO] [stderr]    Compiling syn v1.0.5
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking digest v0.8.1
[INFO] [stderr]     Checking crypto-mac v0.7.0
[INFO] [stderr]     Checking block-buffer v0.7.3
[INFO] [stderr]     Checking minidom v0.11.1
[INFO] [stderr]     Checking url v2.1.0
[INFO] [stderr]     Checking crossbeam-epoch v0.7.2
[INFO] [stderr]     Checking tokio-io v0.1.12
[INFO] [stderr]     Checking sha2 v0.8.0
[INFO] [stderr]     Checking sha-1 v0.8.1
[INFO] [stderr]     Checking sha3 v0.8.2
[INFO] [stderr]     Checking pbkdf2 v0.3.0
[INFO] [stderr]     Checking hmac v0.7.1
[INFO] [stderr]     Checking blake2 v0.8.1
[INFO] [stderr]     Checking mio-uds v0.6.7
[INFO] [stderr]     Checking jid v0.7.1
[INFO] [stderr]     Checking rand_chacha v0.2.1
[INFO] [stderr]     Checking crossbeam-deque v0.7.1
[INFO] [stderr]     Checking tokio-codec v0.1.1
[INFO] [stderr]     Checking sasl v0.4.3
[INFO] [stderr]     Checking chrono v0.4.9
[INFO] [stderr]     Checking rand v0.7.0
[INFO] [stderr]     Checking backtrace v0.3.37
[INFO] [stderr]     Checking tokio-threadpool v0.1.15
[INFO] [stderr]    Compiling synstructure v0.10.2
[INFO] [stderr]    Compiling phf_generator v0.7.24
[INFO] [stderr]    Compiling serde_json v1.0.40
[INFO] [stderr]     Checking parking_lot v0.7.1
[INFO] [stderr]    Compiling string_cache_codegen v0.4.2
[INFO] [stderr]    Compiling phf_codegen v0.7.24
[INFO] [stderr]     Checking tokio-reactor v0.1.9
[INFO] [stderr]     Checking xmpp-parsers v0.15.0
[INFO] [stderr]     Checking tokio-fs v0.1.6
[INFO] [stderr]     Checking tokio-udp v0.1.5
[INFO] [stderr]     Checking tokio-tcp v0.1.3
[INFO] [stderr]     Checking tokio-uds v0.2.5
[INFO] [stderr]    Compiling enum-as-inner v0.2.1
[INFO] [stderr]    Compiling string_cache v0.7.3
[INFO] [stderr]    Compiling serde_derive v1.0.100
[INFO] [stderr]     Checking tokio v0.1.22
[INFO] [stderr]     Checking failure v0.1.5
[INFO] [stderr]     Checking tokio-tls v0.2.1
[INFO] [stderr]     Checking trust-dns-proto v0.8.0
[INFO] [stderr]     Checking trust-dns-resolver v0.12.0
[INFO] [stderr]    Compiling markup5ever v0.9.0
[INFO] [stderr]     Checking xml5ever v0.15.0
[INFO] [stderr]     Checking tokio-xmpp v1.0.1
[INFO] [stderr]     Checking xmpp v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 38.99s
[INFO] running `Command { std: "docker" "inspect" "e06dbfb115171342fa8c463d73852fc61ee9c009cffd89d7fd8830d06604203d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e06dbfb115171342fa8c463d73852fc61ee9c009cffd89d7fd8830d06604203d", kill_on_drop: false }`
[INFO] [stdout] e06dbfb115171342fa8c463d73852fc61ee9c009cffd89d7fd8830d06604203d