[INFO] cloning repository https://github.com/sindreij/rust-rssreader
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/sindreij/rust-rssreader" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsindreij%2Frust-rssreader", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsindreij%2Frust-rssreader'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 9b7da1be0a37ac0e0fa9b0a0de14f3d593b1fe67
[INFO] testing sindreij/rust-rssreader against 1.54.0 for beta-1.55-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsindreij%2Frust-rssreader" "/workspace/builds/worker-74/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-74/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/sindreij/rust-rssreader on toolchain 1.54.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/sindreij/rust-rssreader
[INFO] finished tweaking git repo https://github.com/sindreij/rust-rssreader
[INFO] tweaked toml for git repo https://github.com/sindreij/rust-rssreader written to /workspace/builds/worker-74/source/Cargo.toml
[INFO] crate git repo https://github.com/sindreij/rust-rssreader already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "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]  Downloading crates ...
[INFO] [stderr]   Downloaded quasi_macros v0.3.0
[INFO] [stderr]   Downloaded httparse v0.1.4
[INFO] [stderr]   Downloaded time v0.1.26
[INFO] [stderr]   Downloaded router v0.0.10
[INFO] [stderr]   Downloaded quasi_codegen v0.3.0
[INFO] [stderr]   Downloaded sequence_trie v0.0.12
[INFO] [stderr]   Downloaded serde_macros v0.4.1
[INFO] [stderr]   Downloaded lazy_static v0.1.11
[INFO] [stderr]   Downloaded unix_socket v0.4.2
[INFO] [stderr]   Downloaded quasi v0.3.0
[INFO] [stderr]   Downloaded serde_codegen v0.4.1
[INFO] [stderr]   Downloaded serde v0.4.1
[INFO] [stderr]   Downloaded itertools v0.3.15
[INFO] [stderr]   Downloaded aster v0.3.2
[INFO] [stderr]   Downloaded postgres v0.9.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-74/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-74/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" "+1.54.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0ba38a5890cd2a24ee86f45cf0c0fc486a8ca31bc131088eed50a915f1796140
[INFO] running `Command { std: "docker" "start" "-a" "0ba38a5890cd2a24ee86f45cf0c0fc486a8ca31bc131088eed50a915f1796140", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0ba38a5890cd2a24ee86f45cf0c0fc486a8ca31bc131088eed50a915f1796140", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0ba38a5890cd2a24ee86f45cf0c0fc486a8ca31bc131088eed50a915f1796140", kill_on_drop: false }`
[INFO] [stdout] 0ba38a5890cd2a24ee86f45cf0c0fc486a8ca31bc131088eed50a915f1796140
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-74/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-74/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=warn" "-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" "+1.54.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 223bd9630598fd24a14cdd1bcd77b92eda83cd6d565f3f667c125c8815a8ba48
[INFO] running `Command { std: "docker" "start" "-a" "223bd9630598fd24a14cdd1bcd77b92eda83cd6d565f3f667c125c8815a8ba48", 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]    Compiling libc v0.1.8
[INFO] [stderr]    Compiling gcc v0.3.8
[INFO] [stderr]    Compiling rustc-serialize v0.3.15
[INFO] [stderr]    Compiling pkg-config v0.3.4
[INFO] [stderr]    Compiling traitobject v0.0.3
[INFO] [stderr]    Compiling matches v0.1.2
[INFO] [stderr]    Compiling lazy_static v0.1.11
[INFO] [stderr]    Compiling bitflags v0.1.1
[INFO] [stderr]    Compiling typeable v0.1.2
[INFO] [stderr]    Compiling phf_shared v0.7.3
[INFO] [stderr]    Compiling httparse v0.1.4
[INFO] [stderr]    Compiling unicase v0.1.0
[INFO] [stderr]    Compiling traitobject v0.0.1
[INFO] [stderr]    Compiling aster v0.3.2
[INFO] [stderr]    Compiling modifier v0.1.0
[INFO] [stderr]    Compiling debug-builders v0.1.0
[INFO] [stderr]    Compiling serde_codegen v0.4.1
[INFO] [stderr]    Compiling route-recognizer v0.1.11
[INFO] [stderr]    Compiling quasi v0.3.0
[INFO] [stderr]    Compiling sequence_trie v0.0.12
[INFO] [stderr]    Compiling postgres_macros v0.1.3
[INFO] [stderr]    Compiling bitflags v0.2.1
[INFO] [stderr]    Compiling bufstream v0.1.1
[INFO] [stderr]    Compiling byteorder v0.3.10
[INFO] [stderr]    Compiling itertools v0.3.15
[INFO] [stdout] error[E0463]: can't find crate for `syntax`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/quasi-0.3.0/src/lib.rs:17:1
[INFO] [stdout]    |
[INFO] [stdout] 17 | extern crate syntax;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^ can't find crate
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0463`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `quasi`
[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] [stdout] error[E0463]: can't find crate for `syntax`
[INFO] [stdout]  --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/aster-0.3.2/src/lib.rs:7:1
[INFO] [stdout]   |
[INFO] [stdout] 7 | extern crate syntax;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^ can't find crate
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0463`.
[INFO] [stdout] 
[INFO] [stdout] error[E0642]: patterns aren't allowed in functions without bodies
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/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[E0277]: the size for values of type `Self` cannot be known at compilation time
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/itertools-0.3.15/src/misc.rs:151:28
[INFO] [stdout]     |
[INFO] [stdout] 151 |     fn mend(Self, Self) -> Result<Self, (Self, Self)>;
[INFO] [stdout]     |                            ^^^^^^^^^^^^^^^^^^^^^^^^^^ doesn't have a size known at compile-time
[INFO] [stdout]     |
[INFO] [stdout] help: consider further restricting `Self`
[INFO] [stdout]     |
[INFO] [stdout] 151 |     fn mend(Self, Self) -> Result<Self, (Self, Self)> where Self: Sized;
[INFO] [stdout]     |                                                       ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0277`.
[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/github.com-1ecc6299db9ec823/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] 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 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0277, E0642.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0277`.
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "223bd9630598fd24a14cdd1bcd77b92eda83cd6d565f3f667c125c8815a8ba48", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "223bd9630598fd24a14cdd1bcd77b92eda83cd6d565f3f667c125c8815a8ba48", kill_on_drop: false }`
[INFO] [stdout] 223bd9630598fd24a14cdd1bcd77b92eda83cd6d565f3f667c125c8815a8ba48
