[INFO] cloning repository https://github.com/mathhacksco/crawler
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mathhacksco/crawler" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmathhacksco%2Fcrawler", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmathhacksco%2Fcrawler'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e7676b19e8d2eeb5269173d27a46714f891d61f8
[INFO] checking mathhacksco/crawler against try#8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8 for pr-82565
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmathhacksco%2Fcrawler" "/workspace/builds/worker-5/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/mathhacksco/crawler on toolchain 8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/mathhacksco/crawler
[INFO] finished tweaking git repo https://github.com/mathhacksco/crawler
[INFO] tweaked toml for git repo https://github.com/mathhacksco/crawler written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] crate git repo https://github.com/mathhacksco/crawler already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded proc-macro-hack-impl v0.4.0
[INFO] [stderr]   Downloaded mio-uds v0.6.6
[INFO] [stderr]   Downloaded error-chain v0.10.0
[INFO] [stderr]   Downloaded dotenv v0.8.0
[INFO] [stderr]   Downloaded derive-error-chain v0.10.1
[INFO] [stderr]   Downloaded serde_derive v1.0.75
[INFO] [stderr]   Downloaded libflate v0.1.16
[INFO] [stderr]   Downloaded tokio-uds v0.2.1
[INFO] [stderr]   Downloaded cc v1.0.23
[INFO] [stderr]   Downloaded isatty v0.1.8
[INFO] [stderr]   Downloaded rocket_codegen v0.3.16
[INFO] [stderr]   Downloaded dotenv v0.10.1
[INFO] [stderr]   Downloaded proc-macro-hack v0.4.0
[INFO] [stderr]   Downloaded ascii v0.7.1
[INFO] [stderr]   Downloaded tokio-current-thread v0.1.1
[INFO] [stderr]   Downloaded tokio v0.1.8
[INFO] [stderr]   Downloaded tokio-executor v0.1.4
[INFO] [stderr]   Downloaded tokio-threadpool v0.1.6
[INFO] [stderr]   Downloaded encoding_rs v0.8.6
[INFO] [stderr]   Downloaded tokio-io v0.1.8
[INFO] [stderr]   Downloaded rocket_contrib v0.3.16
[INFO] [stderr]   Downloaded pear_codegen v0.0.20
[INFO] [stderr]   Downloaded tokio-timer v0.2.6
[INFO] [stderr]   Downloaded tokio-reactor v0.1.5
[INFO] [stderr]   Downloaded toml v0.4.6
[INFO] [stderr]   Downloaded rocket v0.3.16
[INFO] [stderr]   Downloaded pear v0.0.20
[INFO] [stderr]   Downloaded parking_lot_core v0.3.0
[INFO] [stderr]   Downloaded memchr v2.0.2
[INFO] [stderr]   Downloaded unicase_serde v0.1.0
[INFO] [stderr]   Downloaded proc-macro2 v0.4.15
[INFO] [stderr]   Downloaded serde v1.0.75
[INFO] [stderr]   Downloaded combine v3.5.1
[INFO] [stderr]   Downloaded dotenv_codegen_impl v0.1.0
[INFO] [stderr]   Downloaded redis v0.9.0
[INFO] [stderr]   Downloaded dotenv_codegen v0.11.0
[INFO] [stderr]   Downloaded rocket_cors v0.2.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 433d13fa5b972548e8b4cbb996c816128c6f17732d486ecab4e780fd9c76826f
[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" "433d13fa5b972548e8b4cbb996c816128c6f17732d486ecab4e780fd9c76826f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "433d13fa5b972548e8b4cbb996c816128c6f17732d486ecab4e780fd9c76826f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "433d13fa5b972548e8b4cbb996c816128c6f17732d486ecab4e780fd9c76826f", kill_on_drop: false }`
[INFO] [stdout] 433d13fa5b972548e8b4cbb996c816128c6f17732d486ecab4e780fd9c76826f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "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] 0e9f351197aff521a9e2f8fde111f76b94938fb134625ec24c446c3d79dd3dfa
[INFO] running `Command { std: "docker" "start" "-a" "0e9f351197aff521a9e2f8fde111f76b94938fb134625ec24c446c3d79dd3dfa", kill_on_drop: false }`
[INFO] [stderr]     Checking libc v0.2.43
[INFO] [stderr]     Checking cfg-if v0.1.5
[INFO] [stderr]     Checking byteorder v1.2.6
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]     Checking crossbeam-utils v0.5.0
[INFO] [stderr]    Compiling serde v1.0.75
[INFO] [stderr]    Compiling rayon-core v1.4.1
[INFO] [stderr]     Checking slab v0.4.1
[INFO] [stderr]    Compiling winapi-build v0.1.1
[INFO] [stderr]     Checking lazycell v0.6.0
[INFO] [stderr]     Checking matches v0.1.8
[INFO] [stderr]     Checking percent-encoding v1.0.1
[INFO] [stderr]     Checking unicode-normalization v0.1.7
[INFO] [stderr]    Compiling gcc v0.3.54
[INFO] [stderr]     Checking nodrop v0.1.12
[INFO] [stderr]    Compiling pkg-config v0.3.14
[INFO] [stderr]     Checking language-tags v0.2.2
[INFO] [stderr]    Compiling winapi v0.2.8
[INFO] [stderr]    Compiling siphasher v0.2.3
[INFO] [stderr]    Compiling openssl v0.9.24
[INFO] [stderr]    Compiling unicode-xid v0.0.4
[INFO] [stderr]    Compiling proc-macro2 v0.4.15
[INFO] [stderr]     Checking foreign-types-shared v0.1.1
[INFO] [stderr]     Checking bitflags v0.9.1
[INFO] [stderr]    Compiling quote v0.3.15
[INFO] [stderr]     Checking scoped-tls v0.1.2
[INFO] [stderr]    Compiling build_const v0.2.1
[INFO] [stderr]    Compiling ryu v0.2.6
[INFO] [stderr]    Compiling proc-macro-hack-impl v0.4.0
[INFO] [stderr]     Checking try-lock v0.1.0
[INFO] [stderr]    Compiling regex v0.2.11
[INFO] [stderr]     Checking rustc-demangle v0.1.9
[INFO] [stderr]     Checking either v1.5.0
[INFO] [stderr]     Checking utf8-ranges v1.0.1
[INFO] [stderr]     Checking ascii v0.7.1
[INFO] [stderr]     Checking dtoa v0.4.3
[INFO] [stderr]     Checking adler32 v1.0.3
[INFO] [stderr]    Compiling redis v0.9.0
[INFO] [stderr]     Checking sha1 v0.6.0
[INFO] [stderr]    Compiling unicase v1.4.2
[INFO] [stderr]    Compiling unicase v2.1.0
[INFO] [stderr]     Checking tokio-executor v0.1.4
[INFO] [stderr]    Compiling crossbeam-utils v0.2.2
[INFO] [stderr]    Compiling log v0.4.4
[INFO] [stderr]    Compiling backtrace-sys v0.1.24
[INFO] [stderr]     Checking owning_ref v0.3.3
[INFO] [stderr]    Compiling pear_codegen v0.0.20
[INFO] [stderr]    Compiling rocket v0.3.16
[INFO] [stderr]    Compiling rocket_codegen v0.3.16
[INFO] [stderr]     Checking encoding_rs v0.8.6
[INFO] [stderr]     Checking arrayvec v0.4.7
[INFO] [stderr]     Checking unreachable v1.0.0
[INFO] [stderr]     Checking unicode-bidi v0.3.4
[INFO] [stderr]    Compiling base64 v0.9.2
[INFO] [stderr]    Compiling synom v0.11.3
[INFO] [stderr]    Compiling kernel32-sys v0.2.2
[INFO] [stderr]     Checking foreign-types v0.3.2
[INFO] [stderr]     Checking base64 v0.6.0
[INFO] [stderr]     Checking regex-syntax v0.5.6
[INFO] [stderr]    Compiling num_cpus v1.8.0
[INFO] [stderr]    Compiling rand v0.5.5
[INFO] [stderr]    Compiling memchr v0.1.11
[INFO] [stderr]    Compiling time v0.1.40
[INFO] [stderr]    Compiling memchr v2.0.2
[INFO] [stderr]    Compiling isatty v0.1.8
[INFO] [stderr]     Checking iovec v0.1.2
[INFO] [stderr]     Checking net2 v0.2.33
[INFO] [stderr]     Checking rand v0.4.3
[INFO] [stderr]    Compiling crc v1.8.1
[INFO] [stderr]    Compiling httparse v1.3.2
[INFO] [stderr]     Checking tokio-timer v0.2.6
[INFO] [stderr]     Checking tokio-current-thread v0.1.1
[INFO] [stderr]     Checking lock_api v0.1.3
[INFO] [stderr]    Compiling idna v0.1.5
[INFO] [stderr]    Compiling openssl-sys v0.9.35
[INFO] [stderr]    Compiling proc-macro-hack v0.4.0
[INFO] [stderr]    Compiling log v0.3.9
[INFO] [stderr]     Checking smallvec v0.6.5
[INFO] [stderr]     Checking want v0.0.4
[INFO] [stderr]    Compiling syn v0.11.11
[INFO] [stderr]    Compiling aho-corasick v0.5.3
[INFO] [stderr]     Checking futures-cpupool v0.1.8
[INFO] [stderr]     Checking bytes v0.4.9
[INFO] [stderr]     Checking aho-corasick v0.6.8
[INFO] [stderr]     Checking combine v3.5.1
[INFO] [stderr]     Checking mio v0.6.15
[INFO] [stderr]    Compiling mime v0.2.6
[INFO] [stderr]     Checking crossbeam-epoch v0.5.2
[INFO] [stdout] error[E0557]: feature has been removed
[INFO] [stdout]  --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/pear_codegen-0.0.20/src/lib.rs:1:45
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(plugin_registrar, rustc_private, quote)]
[INFO] [stdout]   |                                             ^^^^^ feature has been removed
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking thread_local v0.3.6
[INFO] [stdout] error[E0462]: found staticlib `rustc` instead of rlib or dylib
[INFO] [stdout]  --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/pear_codegen-0.0.20/src/lib.rs:3:1
[INFO] [stdout]   |
[INFO] [stdout] 3 | extern crate rustc;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = help: please recompile that crate using --crate-type lib
[INFO] [stdout]   = note: the following crate versions were found:
[INFO] [stdout]           crate `rustc`: /opt/rustwide/rustup-home/toolchains/8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc-nightly_rt.asan.a
[INFO] [stdout]           crate `rustc`: /opt/rustwide/rustup-home/toolchains/8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc-nightly_rt.tsan.a
[INFO] [stdout]           crate `rustc`: /opt/rustwide/rustup-home/toolchains/8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc-nightly_rt.msan.a
[INFO] [stdout]           crate `rustc`: /opt/rustwide/rustup-home/toolchains/8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc-nightly_rt.lsan.a
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0557`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `pear_codegen`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "0e9f351197aff521a9e2f8fde111f76b94938fb134625ec24c446c3d79dd3dfa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0e9f351197aff521a9e2f8fde111f76b94938fb134625ec24c446c3d79dd3dfa", kill_on_drop: false }`
[INFO] [stdout] 0e9f351197aff521a9e2f8fde111f76b94938fb134625ec24c446c3d79dd3dfa