[INFO] cloning repository https://github.com/kerrickstaley/hsk_flashcards
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/kerrickstaley/hsk_flashcards" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkerrickstaley%2Fhsk_flashcards", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkerrickstaley%2Fhsk_flashcards'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 980cb2d89fadb6670cade0c3517a0faabfdcdc72
[INFO] testing kerrickstaley/hsk_flashcards against master#9e297bf54d31eb3b30067208ff9af4416945a2ed for pr-125507
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkerrickstaley%2Fhsk_flashcards" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/kerrickstaley/hsk_flashcards on toolchain 9e297bf54d31eb3b30067208ff9af4416945a2ed
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9e297bf54d31eb3b30067208ff9af4416945a2ed" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/kerrickstaley/hsk_flashcards
[INFO] finished tweaking git repo https://github.com/kerrickstaley/hsk_flashcards
[INFO] tweaked toml for git repo https://github.com/kerrickstaley/hsk_flashcards written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/kerrickstaley/hsk_flashcards already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9e297bf54d31eb3b30067208ff9af4416945a2ed" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[ERROR] error running command: no output for 300 seconds
[ERROR] this task or one of its parent failed!
[ERROR] no output for 300 seconds
[ERROR] note: run with `RUST_BACKTRACE=1` to display a backtrace.
[INFO] testing kerrickstaley/hsk_flashcards against try#61a9ac64344e91d62f5496627ff363d177f9daab for pr-125507
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkerrickstaley%2Fhsk_flashcards" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/kerrickstaley/hsk_flashcards on toolchain 61a9ac64344e91d62f5496627ff363d177f9daab
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+61a9ac64344e91d62f5496627ff363d177f9daab" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/kerrickstaley/hsk_flashcards
[INFO] finished tweaking git repo https://github.com/kerrickstaley/hsk_flashcards
[INFO] tweaked toml for git repo https://github.com/kerrickstaley/hsk_flashcards written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/kerrickstaley/hsk_flashcards already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+61a9ac64344e91d62f5496627ff363d177f9daab" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[ERROR] error running command: no output for 300 seconds
[INFO] testing kerrickstaley/hsk_flashcards against try#61a9ac64344e91d62f5496627ff363d177f9daab for pr-125507
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkerrickstaley%2Fhsk_flashcards" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/kerrickstaley/hsk_flashcards on toolchain 61a9ac64344e91d62f5496627ff363d177f9daab
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+61a9ac64344e91d62f5496627ff363d177f9daab" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/kerrickstaley/hsk_flashcards
[INFO] finished tweaking git repo https://github.com/kerrickstaley/hsk_flashcards
[INFO] tweaked toml for git repo https://github.com/kerrickstaley/hsk_flashcards written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/kerrickstaley/hsk_flashcards already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+61a9ac64344e91d62f5496627ff363d177f9daab" "fetch" "--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]     Blocking waiting for file lock on package cache
[ERROR] error running command: no output for 300 seconds
[INFO] testing kerrickstaley/hsk_flashcards against try#61a9ac64344e91d62f5496627ff363d177f9daab for pr-125507
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkerrickstaley%2Fhsk_flashcards" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/kerrickstaley/hsk_flashcards on toolchain 61a9ac64344e91d62f5496627ff363d177f9daab
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+61a9ac64344e91d62f5496627ff363d177f9daab" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/kerrickstaley/hsk_flashcards
[INFO] finished tweaking git repo https://github.com/kerrickstaley/hsk_flashcards
[INFO] tweaked toml for git repo https://github.com/kerrickstaley/hsk_flashcards written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/kerrickstaley/hsk_flashcards already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+61a9ac64344e91d62f5496627ff363d177f9daab" "fetch" "--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]     Blocking waiting for file lock on package cache
[ERROR] error running command: no output for 300 seconds
[INFO] testing kerrickstaley/hsk_flashcards against try#61a9ac64344e91d62f5496627ff363d177f9daab for pr-125507
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkerrickstaley%2Fhsk_flashcards" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/kerrickstaley/hsk_flashcards on toolchain 61a9ac64344e91d62f5496627ff363d177f9daab
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+61a9ac64344e91d62f5496627ff363d177f9daab" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/kerrickstaley/hsk_flashcards
[INFO] finished tweaking git repo https://github.com/kerrickstaley/hsk_flashcards
[INFO] tweaked toml for git repo https://github.com/kerrickstaley/hsk_flashcards written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/kerrickstaley/hsk_flashcards already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+61a9ac64344e91d62f5496627ff363d177f9daab" "fetch" "--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]     Blocking waiting for file lock on package cache
[ERROR] error running command: no output for 300 seconds
[INFO] testing kerrickstaley/hsk_flashcards against try#61a9ac64344e91d62f5496627ff363d177f9daab for pr-125507
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkerrickstaley%2Fhsk_flashcards" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/kerrickstaley/hsk_flashcards on toolchain 61a9ac64344e91d62f5496627ff363d177f9daab
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+61a9ac64344e91d62f5496627ff363d177f9daab" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/kerrickstaley/hsk_flashcards
[INFO] finished tweaking git repo https://github.com/kerrickstaley/hsk_flashcards
[INFO] tweaked toml for git repo https://github.com/kerrickstaley/hsk_flashcards written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/kerrickstaley/hsk_flashcards already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+61a9ac64344e91d62f5496627ff363d177f9daab" "fetch" "--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]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded memchr v0.1.3
[INFO] [stderr]   Downloaded regex-syntax v0.1.2
[INFO] [stderr]   Downloaded aho-corasick v0.2.1
[INFO] [stderr]   Downloaded yaml v0.2.0
[INFO] [stderr]   Downloaded libc v0.1.8
[INFO] [stderr]   Downloaded log v0.3.1
[INFO] [stderr]   Downloaded getopts v0.2.11
[INFO] [stderr]   Downloaded byteorder v0.3.11
[INFO] [stderr]   Downloaded pkg-config v0.3.5
[INFO] [stderr]   Downloaded libsqlite3-sys v0.0.13
[INFO] [stderr]   Downloaded rusqlite v0.0.17
[INFO] [stderr]   Downloaded rust-crypto v0.2.31
[INFO] [stderr]   Downloaded rand v0.3.8
[INFO] [stderr]   Downloaded csv v0.14.2
[INFO] [stderr]   Downloaded rustc-serialize v0.3.15
[INFO] [stderr]   Downloaded gcc v0.3.8
[INFO] [stderr]   Downloaded bitflags v0.1.1
[INFO] [stderr]   Downloaded time v0.1.26
[INFO] [stderr]   Downloaded regex v0.1.38
[INFO] [stderr]   Downloaded regex_macros v0.1.20
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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:dff56e7819e73ed36160586b3445e93eb0be776c16704aeeded9c3fb668b2384" "/opt/rustwide/cargo-home/bin/cargo" "+61a9ac64344e91d62f5496627ff363d177f9daab" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d3d0a7841699d26e6fd667f3ac82e442d67e551da2d48b4625083599c5301a82
[INFO] running `Command { std: "docker" "start" "-a" "d3d0a7841699d26e6fd667f3ac82e442d67e551da2d48b4625083599c5301a82", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d3d0a7841699d26e6fd667f3ac82e442d67e551da2d48b4625083599c5301a82", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d3d0a7841699d26e6fd667f3ac82e442d67e551da2d48b4625083599c5301a82", kill_on_drop: false }`
[INFO] [stdout] d3d0a7841699d26e6fd667f3ac82e442d67e551da2d48b4625083599c5301a82
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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" "RUSTDOCFLAGS=--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:dff56e7819e73ed36160586b3445e93eb0be776c16704aeeded9c3fb668b2384" "/opt/rustwide/cargo-home/bin/cargo" "+61a9ac64344e91d62f5496627ff363d177f9daab" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0e9a76ff0eb879336b2cebb527057a07b74f3123242cd49b3abbc7b6de7b97e0
[INFO] running `Command { std: "docker" "start" "-a" "0e9a76ff0eb879336b2cebb527057a07b74f3123242cd49b3abbc7b6de7b97e0", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.1.8
[INFO] [stderr]    Compiling gcc v0.3.8
[INFO] [stderr]    Compiling pkg-config v0.3.5
[INFO] [stderr]    Compiling regex-syntax v0.1.2
[INFO] [stderr]    Compiling rusqlite v0.0.17
[INFO] [stderr]    Compiling rustc-serialize v0.3.15
[INFO] [stderr]    Compiling yaml v0.2.0
[INFO] [stderr]    Compiling bitflags v0.1.1
[INFO] [stdout] error[E0432]: unresolved import `std::fs::PathExt`
[INFO] [stdout]  --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/yaml-0.2.0/build.rs:3:21
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::fs::{File, PathExt};
[INFO] [stdout]   |                     ^^^^^^^ no `PathExt` in `fs`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rusqlite` (build script) due to 2 previous errors
[INFO] [stdout] error[E0463]: can't find crate for `pkg_config`
[INFO] [stdout]  --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/rusqlite-0.0.17/build.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | extern crate pkg_config;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^ can't find crate
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0463`.
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `yaml` (build script) due to 2 previous errors
[INFO] [stdout] error[E0642]: patterns aren't allowed in functions without bodies
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/rustc-serialize-0.3.15/src/serialize.rs:145:45
[INFO] [stdout]     |
[INFO] [stdout] 145 | ...                   &f_name: &str,
[INFO] [stdout]     |                       ^^^^^^^ pattern not allowed in function without body
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0310]: the parameter type `T` may not live long enough
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/rustc-serialize-0.3.15/src/serialize.rs:452:5
[INFO] [stdout]     |
[INFO] [stdout] 452 |     fn decode<D: Decoder>(d: &mut D) -> Result<Cow<'static, T>, D::Error> {
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |     |
[INFO] [stdout]     |     the parameter type `T` must be valid for the static lifetime...
[INFO] [stdout]     |     ...so that the type `T` will meet its required lifetime bounds...
[INFO] [stdout]     |
[INFO] [stdout] note: ...that is required by this bound
[INFO] [stdout]    --> /rustc/61a9ac64344e91d62f5496627ff363d177f9daab/library/alloc/src/borrow.rs:180:30
[INFO] [stdout] help: consider adding an explicit lifetime bound
[INFO] [stdout]     |
[INFO] [stdout] 448 | impl<'a, T: ?Sized + 'static> Decodable for Cow<'a, T>
[INFO] [stdout]     |                    +++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the size for values of type `Self` cannot be known at compilation time
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/rustc-serialize-0.3.15/src/serialize.rs:201:41
[INFO] [stdout]     |
[INFO] [stdout] 201 |     fn decode<D: Decoder>(d: &mut D) -> Result<Self, D::Error>;
[INFO] [stdout]     |                                         ^^^^^^^^^^^^^^^^^^^^^^ doesn't have a size known at compile-time
[INFO] [stdout]     |
[INFO] [stdout] note: required by an implicit `Sized` bound in `Result`
[INFO] [stdout]    --> /rustc/61a9ac64344e91d62f5496627ff363d177f9daab/library/core/src/result.rs:506:1
[INFO] [stdout] help: consider further restricting `Self`
[INFO] [stdout]     |
[INFO] [stdout] 201 |     fn decode<D: Decoder>(d: &mut D) -> Result<Self, D::Error> where Self: Sized;
[INFO] [stdout]     |                                                                +++++++++++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 3 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0277, E0310, E0642.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0277`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rustc-serialize` (lib) due to 4 previous errors
[INFO] running `Command { std: "docker" "inspect" "0e9a76ff0eb879336b2cebb527057a07b74f3123242cd49b3abbc7b6de7b97e0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0e9a76ff0eb879336b2cebb527057a07b74f3123242cd49b3abbc7b6de7b97e0", kill_on_drop: false }`
[INFO] [stdout] 0e9a76ff0eb879336b2cebb527057a07b74f3123242cd49b3abbc7b6de7b97e0