[INFO] fetching crate tide-serve 0.0.8...
[INFO] checking tide-serve-0.0.8 against master#339e19697a39a78f4d669c217b7d21109215de41 for pr-81213
[INFO] extracting crate tide-serve 0.0.8 into /workspace/builds/worker-12/source
[INFO] validating manifest of crates.io crate tide-serve 0.0.8 on toolchain 339e19697a39a78f4d669c217b7d21109215de41
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+339e19697a39a78f4d669c217b7d21109215de41" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate tide-serve 0.0.8
[INFO] finished tweaking crates.io crate tide-serve 0.0.8
[INFO] tweaked toml for crates.io crate tide-serve 0.0.8 written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] crate crates.io crate tide-serve 0.0.8 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+339e19697a39a78f4d669c217b7d21109215de41" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "+339e19697a39a78f4d669c217b7d21109215de41" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2944853a6f78fcbd492b6c8dac350fedfb04b32d262354f18c108cc93f8f87a2
[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" "2944853a6f78fcbd492b6c8dac350fedfb04b32d262354f18c108cc93f8f87a2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2944853a6f78fcbd492b6c8dac350fedfb04b32d262354f18c108cc93f8f87a2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2944853a6f78fcbd492b6c8dac350fedfb04b32d262354f18c108cc93f8f87a2", kill_on_drop: false }`
[INFO] [stdout] 2944853a6f78fcbd492b6c8dac350fedfb04b32d262354f18c108cc93f8f87a2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "+339e19697a39a78f4d669c217b7d21109215de41" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 520c23548adfbd6567ece8a4e1b22276f0725c1843835a321fcf2544b3500d61
[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" "520c23548adfbd6567ece8a4e1b22276f0725c1843835a321fcf2544b3500d61", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]     Checking foreign-types-shared v0.1.1
[INFO] [stderr]     Checking openssl-probe v0.1.2
[INFO] [stderr]    Compiling unicode-segmentation v1.7.1
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling ring v0.16.19
[INFO] [stderr]    Compiling blake3 v0.3.7
[INFO] [stderr]    Compiling openssl-sys v0.9.58
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]     Checking signal-hook-registry v1.2.2
[INFO] [stderr]     Checking colored v2.0.0
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]     Checking futures-util v0.3.8
[INFO] [stderr]     Checking foreign-types v0.3.2
[INFO] [stderr]     Checking signal-hook v0.1.16
[INFO] [stderr]    Compiling heck v0.3.1
[INFO] [stderr]     Checking futures-lite v1.11.2
[INFO] [stderr]    Compiling openssl v0.10.30
[INFO] [stderr]    Compiling native-tls v0.2.6
[INFO] [stderr]     Checking num-integer v0.1.44
[INFO] [stderr]     Checking size v0.1.2
[INFO] [stderr]    Compiling structopt-derive v0.4.14
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]     Checking async-io v1.3.1
[INFO] [stderr]     Checking async-executor v1.4.0
[INFO] [stderr]     Checking blocking v1.0.2
[INFO] [stderr]     Checking async-process v1.0.1
[INFO] [stderr]     Checking async-global-executor v1.4.3
[INFO] [stderr]     Checking async-std v1.8.0
[INFO] [stderr]     Checking webpki v0.21.4
[INFO] [stderr]     Checking sct v0.6.0
[INFO] [stderr]     Checking webpki-roots v0.21.0
[INFO] [stderr]     Checking rustls v0.19.0
[INFO] [stderr]     Checking structopt v0.3.21
[INFO] [stderr]     Checking async-tls v0.11.0
[INFO] [stderr]     Checking http-types v2.9.0
[INFO] [stderr]     Checking async-native-tls v0.3.3
[INFO] [stderr]     Checking async-session v2.0.1
[INFO] [stderr]     Checking async-h1 v2.3.0
[INFO] [stderr]     Checking async-sse v4.1.0
[INFO] [stderr]     Checking http-client v6.2.0
[INFO] [stderr]     Checking tide v0.15.0
[INFO] [stderr]     Checking tide-rustls v0.1.6
[INFO] [stderr]     Checking driftwood v0.0.5
[INFO] [stderr]     Checking tide-serve v0.0.8 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 04s
[INFO] running `Command { std: "docker" "inspect" "520c23548adfbd6567ece8a4e1b22276f0725c1843835a321fcf2544b3500d61", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "520c23548adfbd6567ece8a4e1b22276f0725c1843835a321fcf2544b3500d61", kill_on_drop: false }`
[INFO] [stdout] 520c23548adfbd6567ece8a4e1b22276f0725c1843835a321fcf2544b3500d61