[INFO] cloning repository https://github.com/letscodehu/disco
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/letscodehu/disco" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fletscodehu%2Fdisco", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fletscodehu%2Fdisco'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 6f2b5d3be462c58f471874ee6c224c91944297bc
[INFO] testing letscodehu/disco against try#eafdee2dfae8c2233b74f98b123308be7ccefcc6 for pr-79296
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fletscodehu%2Fdisco" "/workspace/builds/worker-3/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/letscodehu/disco on toolchain eafdee2dfae8c2233b74f98b123308be7ccefcc6
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/letscodehu/disco
[INFO] finished tweaking git repo https://github.com/letscodehu/disco
[INFO] tweaked toml for git repo https://github.com/letscodehu/disco written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/letscodehu/disco already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded scheduled-thread-pool v0.2.3
[INFO] [stderr]   Downloaded named_pipe v0.4.1
[INFO] [stderr]   Downloaded bit-vec v0.6.1
[INFO] [stderr]   Downloaded rust_decimal v1.2.0
[INFO] [stderr]   Downloaded ucd-trie v0.1.2
[INFO] [stderr]   Downloaded mysql_common v0.18.1
[INFO] [stderr]   Downloaded serde_json v1.0.45
[INFO] [stderr]   Downloaded rocket_contrib_codegen v0.4.2
[INFO] [stderr]   Downloaded rocket_contrib v0.4.2
[INFO] [stderr]   Downloaded bit-vec v0.5.1
[INFO] [stderr]   Downloaded rocket_http v0.4.2
[INFO] [stderr]   Downloaded pest_meta v2.1.2
[INFO] [stderr]   Downloaded pest v2.1.2
[INFO] [stderr]   Downloaded bigdecimal v0.1.0
[INFO] [stderr]   Downloaded mysql v14.2.0
[INFO] [stderr]   Downloaded mysql_common v0.12.0
[INFO] [stderr]   Downloaded rocket v0.4.2
[INFO] [stderr]   Downloaded filetime v0.2.8
[INFO] [stderr]   Downloaded pest_generator v2.1.1
[INFO] [stderr]   Downloaded checked v0.5.0
[INFO] [stderr]   Downloaded r2d2_mysql v9.0.0
[INFO] [stderr]   Downloaded atoi v0.2.4
[INFO] [stderr]   Downloaded rocket_codegen v0.4.2
[INFO] [stderr]   Downloaded mysql v16.1.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "metadata" "--no-deps" "--format-version=1", 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] 7fd896a1b74b4f94575859fa77e0d1e21bd859d0b227b407d293c47760117db0
[INFO] running `Command { std: "docker" "start" "-a" "7fd896a1b74b4f94575859fa77e0d1e21bd859d0b227b407d293c47760117db0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7fd896a1b74b4f94575859fa77e0d1e21bd859d0b227b407d293c47760117db0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7fd896a1b74b4f94575859fa77e0d1e21bd859d0b227b407d293c47760117db0", kill_on_drop: false }`
[INFO] [stdout] 7fd896a1b74b4f94575859fa77e0d1e21bd859d0b227b407d293c47760117db0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 79b311463caf1d0d1ba715d32b082037448f5bdd095619d2733c3ca08352d410
[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" "79b311463caf1d0d1ba715d32b082037448f5bdd095619d2733c3ca08352d410", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.66
[INFO] [stderr]    Compiling proc-macro2 v1.0.8
[INFO] [stderr]    Compiling syn v1.0.14
[INFO] [stderr]    Compiling smallvec v1.2.0
[INFO] [stderr]    Compiling byteorder v1.3.2
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]    Compiling matches v0.1.8
[INFO] [stderr]    Compiling serde v1.0.104
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling rand_core v0.4.2
[INFO] [stderr]    Compiling version_check v0.1.5
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling memchr v2.3.0
[INFO] [stderr]    Compiling typenum v1.11.2
[INFO] [stderr]    Compiling ryu v1.0.2
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]    Compiling version_check v0.9.1
[INFO] [stderr]    Compiling ppv-lite86 v0.2.6
[INFO] [stderr]    Compiling yansi v0.5.0
[INFO] [stderr]    Compiling regex v1.0.6
[INFO] [stderr]    Compiling percent-encoding v1.0.1
[INFO] [stderr]    Compiling regex-syntax v0.6.14
[INFO] [stderr]    Compiling yansi v0.4.0
[INFO] [stderr]    Compiling utf8-ranges v1.0.4
[INFO] [stderr]    Compiling httparse v1.3.4
[INFO] [stderr]    Compiling crc32fast v1.2.0
[INFO] [stderr]    Compiling safemem v0.3.3
[INFO] [stderr]    Compiling untrusted v0.6.2
[INFO] [stderr]    Compiling ucd-trie v0.1.2
[INFO] [stderr]    Compiling arrayvec v0.4.12
[INFO] [stderr]    Compiling scopeguard v1.0.0
[INFO] [stderr]    Compiling adler32 v1.0.4
[INFO] [stderr]    Compiling sha1 v0.6.0
[INFO] [stderr]    Compiling uuid v0.7.4
[INFO] [stderr]    Compiling typeable v0.1.2
[INFO] [stderr]    Compiling language-tags v0.2.2
[INFO] [stderr]    Compiling nodrop v0.1.14
[INFO] [stderr]    Compiling nix v0.11.1
[INFO] [stderr]    Compiling maplit v1.0.2
[INFO] [stderr]    Compiling traitobject v0.1.0
[INFO] [stderr]    Compiling static_assertions v0.3.4
[INFO] [stderr]    Compiling bufstream v0.1.4
[INFO] [stderr]    Compiling fnv v1.0.6
[INFO] [stderr]    Compiling slab v0.4.2
[INFO] [stderr]    Compiling state v0.4.1
[INFO] [stderr]    Compiling same-file v1.0.6
[INFO] [stderr]    Compiling bit-vec v0.5.1
[INFO] [stderr]    Compiling bytes v0.5.4
[INFO] [stderr]    Compiling lazycell v1.2.1
[INFO] [stderr]    Compiling percent-encoding v2.1.0
[INFO] [stderr]    Compiling mysql v16.1.0
[INFO] [stderr]    Compiling quick-error v1.2.3
[INFO] [stderr]    Compiling bit-vec v0.6.1
[INFO] [stderr]    Compiling rustc-serialize v0.3.24
[INFO] [stderr]    Compiling glob v0.3.0
[INFO] [stderr]    Compiling num-traits v0.2.11
[INFO] [stderr]    Compiling num-integer v0.1.42
[INFO] [stderr]    Compiling num-bigint v0.2.6
[INFO] [stderr]    Compiling thread_local v0.3.6
[INFO] [stderr]    Compiling num-complex v0.2.4
[INFO] [stderr]    Compiling num-rational v0.2.3
[INFO] [stderr]    Compiling indexmap v1.3.1
[INFO] [stderr]    Compiling num-iter v0.1.40
[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 unicode-bidi v0.3.4
[INFO] [stderr]    Compiling rand_core v0.3.1
[INFO] [stderr]    Compiling rand_jitter v0.1.4
[INFO] [stderr]    Compiling unicode-normalization v0.1.12
[INFO] [stderr]    Compiling ring v0.13.5
[INFO] [stderr]    Compiling unicase v1.4.2
[INFO] [stderr]    Compiling lock_api v0.3.3
[INFO] [stderr]    Compiling c2-chacha v0.2.3
[INFO] [stderr]    Compiling miniz_oxide v0.3.5
[INFO] [stderr]    Compiling pear_codegen v0.1.2
[INFO] [stderr]    Compiling pest v2.1.2
[INFO] [stderr]    Compiling rocket_codegen v0.4.2
[INFO] [stderr]    Compiling rocket_contrib_codegen v0.4.2
[INFO] [stderr]    Compiling rocket v0.4.2
[INFO] [stderr]    Compiling walkdir v2.3.1
[INFO] [stderr]    Compiling rand_isaac v0.1.1
[INFO] [stderr]    Compiling rand_hc v0.1.0
[INFO] [stderr]    Compiling rand_xorshift v0.1.1
[INFO] [stderr]    Compiling lexical-core v0.4.6
[INFO] [stderr]    Compiling lexical v2.2.2
[INFO] [stderr]    Compiling log v0.3.9
[INFO] [stderr]    Compiling aho-corasick v0.6.10
[INFO] [stderr]    Compiling idna v0.1.5
[INFO] [stderr]    Compiling idna v0.2.0
[INFO] [stderr]    Compiling pest_meta v2.1.2
[INFO] [stderr]    Compiling base64 v0.10.1
[INFO] [stderr]    Compiling base64 v0.9.3
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]    Compiling mime v0.2.6
[INFO] [stderr]    Compiling generic-array v0.12.3
[INFO] [stderr]    Compiling url v1.7.2
[INFO] [stderr]    Compiling url v2.1.1
[INFO] [stderr]    Compiling atoi v0.2.4
[INFO] [stderr]    Compiling checked v0.5.0
[INFO] [stderr]    Compiling block-buffer v0.7.3
[INFO] [stderr]    Compiling digest v0.8.1
[INFO] [stderr]    Compiling time v0.1.42
[INFO] [stderr]    Compiling net2 v0.2.33
[INFO] [stderr]    Compiling num_cpus v1.12.0
[INFO] [stderr]    Compiling parking_lot_core v0.7.0
[INFO] [stderr]    Compiling rand_os v0.1.3
[INFO] [stderr]    Compiling flate2 v1.0.13
[INFO] [stderr]    Compiling iovec v0.1.4
[INFO] [stderr]    Compiling inotify-sys v0.1.3
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling filetime v0.2.8
[INFO] [stderr]    Compiling nix v0.15.0
[INFO] [stderr]    Compiling sha2 v0.8.1
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling chrono v0.4.10
[INFO] [stderr]    Compiling hyper v0.10.16
[INFO] [stderr]    Compiling parking_lot v0.10.0
[INFO] [stderr]    Compiling mio v0.6.21
[INFO] [stderr]    Compiling inotify v0.7.0
[INFO] [stderr]    Compiling rand_chacha v0.2.1
[INFO] [stderr]    Compiling cookie v0.11.2
[INFO] [stderr]    Compiling scheduled-thread-pool v0.2.3
[INFO] [stderr]    Compiling pest_generator v2.1.1
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling mio-extras v2.0.6
[INFO] [stderr]    Compiling r2d2 v0.8.8
[INFO] [stderr]    Compiling notify v4.0.15
[INFO] [stderr]    Compiling num v0.2.1
[INFO] [stderr]    Compiling serde_derive v1.0.104
[INFO] [stderr]    Compiling twox-hash v1.5.0
[INFO] [stderr]    Compiling pest_derive v2.1.0
[INFO] [stderr]    Compiling devise_core v0.2.0
[INFO] [stderr]    Compiling devise_codegen v0.2.0
[INFO] [stderr]    Compiling devise v0.2.0
[INFO] [stderr]    Compiling pear v0.1.2
[INFO] [stderr]    Compiling rocket_http v0.4.2
[INFO] [stdout] error: proc macro panicked
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/rocket_http-0.4.2/src/parse/uri/parser.rs:119:34
[INFO] [stdout]     |
[INFO] [stdout] 119 |             let path_and_query = pear_try!(path_and_query(is_pchar));
[INFO] [stdout]     |                                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: message: called `Option::unwrap()` on a `None` value
[INFO] [stdout]     = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rocket_http`
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[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" "79b311463caf1d0d1ba715d32b082037448f5bdd095619d2733c3ca08352d410", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "79b311463caf1d0d1ba715d32b082037448f5bdd095619d2733c3ca08352d410", kill_on_drop: false }`
[INFO] [stdout] 79b311463caf1d0d1ba715d32b082037448f5bdd095619d2733c3ca08352d410