[INFO] fetching crate tuna-web 0.0.2...
[INFO] checking tuna-web-0.0.2 against try#ddfd70ee3c3748e597b32f416b0d15a4f6e37685 for pr-87050
[INFO] extracting crate tuna-web 0.0.2 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate tuna-web 0.0.2 on toolchain ddfd70ee3c3748e597b32f416b0d15a4f6e37685
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate tuna-web 0.0.2
[INFO] finished tweaking crates.io crate tuna-web 0.0.2
[INFO] tweaked toml for crates.io crate tuna-web 0.0.2 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate crates.io crate tuna-web 0.0.2 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded rand_chacha v0.3.0
[INFO] [stderr]   Downloaded core-foundation-sys v0.8.2
[INFO] [stderr]   Downloaded lock_api v0.4.4
[INFO] [stderr]   Downloaded chrono v0.4.19
[INFO] [stderr]   Downloaded rand_hc v0.3.0
[INFO] [stderr]   Downloaded getrandom v0.2.2
[INFO] [stderr]   Downloaded humantime v2.1.0
[INFO] [stderr]   Downloaded nanoserde-derive v0.1.16
[INFO] [stderr]   Downloaded foreign-types-shared v0.1.1
[INFO] [stderr]   Downloaded foreign-types v0.3.2
[INFO] [stderr]   Downloaded core-foundation v0.9.1
[INFO] [stderr]   Downloaded tiny_http v0.8.2
[INFO] [stderr]   Downloaded env_logger v0.8.3
[INFO] [stderr]   Downloaded winapi-util v0.1.5
[INFO] [stderr]   Downloaded anyhow v1.0.40
[INFO] [stderr]   Downloaded openssl-probe v0.1.4
[INFO] [stderr]   Downloaded aho-corasick v0.7.18
[INFO] [stderr]   Downloaded ascii v1.0.0
[INFO] [stderr]   Downloaded base64 v0.13.0
[INFO] [stderr]   Downloaded tuna v0.0.3
[INFO] [stderr]   Downloaded libc v0.2.94
[INFO] [stderr]   Downloaded tempfile v3.2.0
[INFO] [stderr]   Downloaded idna v0.2.3
[INFO] [stderr]   Downloaded tungstenite v0.13.0
[INFO] [stderr]   Downloaded input_buffer v0.4.0
[INFO] [stderr]   Downloaded wasi v0.10.2+wasi-snapshot-preview1
[INFO] [stderr]   Downloaded rand_core v0.6.2
[INFO] [stderr]   Downloaded proc-macro2 v1.0.26
[INFO] [stderr]   Downloaded digest v0.9.0
[INFO] [stderr]   Downloaded sha-1 v0.9.6
[INFO] [stderr]   Downloaded thiserror v1.0.24
[INFO] [stderr]   Downloaded num-traits v0.2.14
[INFO] [stderr]   Downloaded redox_syscall v0.2.8
[INFO] [stderr]   Downloaded cpufeatures v0.1.3
[INFO] [stderr]   Downloaded syn v1.0.72
[INFO] [stderr]   Downloaded include_dir_impl v0.6.0
[INFO] [stderr]   Downloaded include_dir v0.6.0
[INFO] [stderr]   Downloaded openssl v0.10.34
[INFO] [stderr]   Downloaded vcpkg v0.2.12
[INFO] [stderr]   Downloaded openssl-sys v0.9.63
[INFO] [stderr]   Downloaded security-framework-sys v2.2.0
[INFO] [stderr]   Downloaded scopeguard v1.1.0
[INFO] [stderr]   Downloaded smallvec v1.6.1
[INFO] [stderr]   Downloaded parking_lot_core v0.8.3
[INFO] [stderr]   Downloaded cc v1.0.67
[INFO] [stderr]   Downloaded block-buffer v0.9.0
[INFO] [stderr]   Downloaded generic-array v0.14.4
[INFO] [stderr]   Downloaded opaque-debug v0.3.0
[INFO] [stderr]   Downloaded thiserror-impl v1.0.24
[INFO] [stderr]   Downloaded form_urlencoded v1.0.1
[INFO] [stderr]   Downloaded tinyvec v1.2.0
[INFO] [stderr]   Downloaded unicode-normalization v0.1.17
[INFO] [stderr]   Downloaded percent-encoding v2.1.0
[INFO] [stderr]   Downloaded utf-8 v0.7.6
[INFO] [stderr]   Downloaded regex-syntax v0.6.25
[INFO] [stderr]   Downloaded regex v1.5.4
[INFO] [stderr]   Downloaded termcolor v1.1.2
[INFO] [stderr]   Downloaded glob v0.3.0
[INFO] [stderr]   Downloaded num-integer v0.1.44
[INFO] [stderr]   Downloaded chunked_transfer v1.4.0
[INFO] [stderr]   Downloaded security-framework v2.2.0
[INFO] [stderr]   Downloaded rand v0.8.3
[INFO] [stderr]   Downloaded url v2.2.2
[INFO] [stderr]   Downloaded instant v0.1.9
[INFO] [stderr]   Downloaded parking_lot v0.11.1
[INFO] [stderr]   Downloaded once_cell v1.7.2
[INFO] [stderr]   Downloaded schannel v0.1.19
[INFO] [stderr]   Downloaded native-tls v0.2.7
[INFO] [stderr]   Downloaded ppv-lite86 v0.2.10
[INFO] [stderr]   Downloaded typenum v1.13.0
[INFO] [stderr]   Downloaded nanoserde v0.1.25
[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" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2fb1d558674e76f0a4f15bd22f7399ef3c085490290e04b66b7e94a6d5cf799d
[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" "2fb1d558674e76f0a4f15bd22f7399ef3c085490290e04b66b7e94a6d5cf799d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2fb1d558674e76f0a4f15bd22f7399ef3c085490290e04b66b7e94a6d5cf799d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2fb1d558674e76f0a4f15bd22f7399ef3c085490290e04b66b7e94a6d5cf799d", kill_on_drop: false }`
[INFO] [stdout] 2fb1d558674e76f0a4f15bd22f7399ef3c085490290e04b66b7e94a6d5cf799d
[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" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "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] 6f5f75a201b8fe6d35c80171af1aed362597812e4e97b5814a490fede323f185
[INFO] running `Command { std: "docker" "start" "-a" "6f5f75a201b8fe6d35c80171af1aed362597812e4e97b5814a490fede323f185", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling pkg-config v0.3.19
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling version_check v0.9.3
[INFO] [stderr]    Compiling typenum v1.13.0
[INFO] [stderr]     Checking matches v0.1.8
[INFO] [stderr]     Checking tinyvec_macros v0.1.0
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling memchr v2.4.0
[INFO] [stderr]     Checking foreign-types-shared v0.1.1
[INFO] [stderr]    Compiling proc-macro-hack v0.5.19
[INFO] [stderr]     Checking percent-encoding v2.1.0
[INFO] [stderr]     Checking bytes v1.0.1
[INFO] [stderr]     Checking ppv-lite86 v0.2.10
[INFO] [stderr]    Compiling httparse v1.4.1
[INFO] [stderr]    Compiling native-tls v0.2.7
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]     Checking cpufeatures v0.1.3
[INFO] [stderr]     Checking itoa v0.4.7
[INFO] [stderr]     Checking opaque-debug v0.3.0
[INFO] [stderr]     Checking fnv v1.0.7
[INFO] [stderr]     Checking openssl-probe v0.1.4
[INFO] [stderr]    Compiling nanoserde-derive v0.1.16
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking base64 v0.13.0
[INFO] [stderr]     Checking regex-syntax v0.6.25
[INFO] [stderr]     Checking byteorder v1.4.3
[INFO] [stderr]     Checking instant v0.1.9
[INFO] [stderr]     Checking tinyvec v1.2.0
[INFO] [stderr]     Checking unicode-bidi v0.3.5
[INFO] [stderr]     Checking foreign-types v0.3.2
[INFO] [stderr]     Checking form_urlencoded v1.0.1
[INFO] [stderr]     Checking lock_api v0.4.4
[INFO] [stderr]    Compiling proc-macro2 v1.0.26
[INFO] [stderr]     Checking http v0.2.4
[INFO] [stderr]     Checking input_buffer v0.4.0
[INFO] [stderr]     Checking getrandom v0.2.2
[INFO] [stderr]     Checking parking_lot_core v0.8.3
[INFO] [stderr]    Compiling generic-array v0.14.4
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]     Checking rand_core v0.6.2
[INFO] [stderr]     Checking parking_lot v0.11.1
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling openssl-sys v0.9.63
[INFO] [stderr]     Checking rand_chacha v0.3.0
[INFO] [stderr]     Checking aho-corasick v0.7.18
[INFO] [stderr]    Compiling syn v1.0.72
[INFO] [stderr]     Checking unicode-normalization v0.1.17
[INFO] [stderr]     Checking rand v0.8.3
[INFO] [stderr]     Checking nanoserde v0.1.25
[INFO] [stderr]    Compiling openssl v0.10.34
[INFO] [stderr]     Checking regex v1.5.4
[INFO] [stderr]     Checking digest v0.9.0
[INFO] [stderr]     Checking block-buffer v0.9.0
[INFO] [stderr]     Checking tuna v0.0.3
[INFO] [stderr]     Checking sha-1 v0.9.6
[INFO] [stderr]     Checking idna v0.2.3
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]     Checking env_logger v0.8.3
[INFO] [stderr]     Checking url v2.2.2
[INFO] [stderr]     Checking tiny_http v0.8.2
[INFO] [stderr]    Compiling thiserror-impl v1.0.24
[INFO] [stderr]    Compiling include_dir_impl v0.6.0
[INFO] [stderr]     Checking include_dir v0.6.0
[INFO] [stderr]     Checking thiserror v1.0.24
[INFO] [stderr]     Checking tungstenite v0.13.0
[INFO] [stderr]     Checking tuna-web v0.0.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 31.34s
[INFO] running `Command { std: "docker" "inspect" "6f5f75a201b8fe6d35c80171af1aed362597812e4e97b5814a490fede323f185", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6f5f75a201b8fe6d35c80171af1aed362597812e4e97b5814a490fede323f185", kill_on_drop: false }`
[INFO] [stdout] 6f5f75a201b8fe6d35c80171af1aed362597812e4e97b5814a490fede323f185