[INFO] cloning repository https://github.com/gballet/jupiter-contract
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/gballet/jupiter-contract" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgballet%2Fjupiter-contract", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgballet%2Fjupiter-contract'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 16e43af5dc8900de80479bd5a22f3ab30ce8bba0
[INFO] documenting gballet/jupiter-contract against beta-2020-10-09 for beta-1.48-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgballet%2Fjupiter-contract" "/workspace/builds/worker-13/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-13/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/gballet/jupiter-contract on toolchain beta-2020-10-09
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-10-09" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/gballet/jupiter-contract
[INFO] finished tweaking git repo https://github.com/gballet/jupiter-contract
[INFO] tweaked toml for git repo https://github.com/gballet/jupiter-contract written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] crate git repo https://github.com/gballet/jupiter-contract already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-10-09" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded jupiter-account v0.1.10
[INFO] [stderr]   Downloaded multiproof-rs v0.1.9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-10-09" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] dfdcb278478d9e3714d9cc22cbdc384aeb0f4cdbe747bcde372d99baf175b697
[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" "dfdcb278478d9e3714d9cc22cbdc384aeb0f4cdbe747bcde372d99baf175b697", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "dfdcb278478d9e3714d9cc22cbdc384aeb0f4cdbe747bcde372d99baf175b697", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dfdcb278478d9e3714d9cc22cbdc384aeb0f4cdbe747bcde372d99baf175b697", kill_on_drop: false }`
[INFO] [stdout] dfdcb278478d9e3714d9cc22cbdc384aeb0f4cdbe747bcde372d99baf175b697
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "RUSTDOCFLAGS=--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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-10-09" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9c766d965e8a1b17e6c1f016ae6ec0f7068b872bf9dc2d6978af03060a094ace
[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" "9c766d965e8a1b17e6c1f016ae6ec0f7068b872bf9dc2d6978af03060a094ace", 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 syn v1.0.36
[INFO] [stderr]    Compiling libc v0.2.73
[INFO] [stderr]     Checking half v1.6.0
[INFO] [stderr]     Checking rustc-hex v2.1.0
[INFO] [stderr]     Checking keccak v0.1.0
[INFO] [stderr]     Checking arrayref v0.3.6
[INFO] [stderr]     Checking subtle v2.2.3
[INFO] [stderr]     Checking block-buffer v0.7.3
[INFO] [stderr]     Checking hmac-drbg v0.2.0
[INFO] [stderr]     Checking sha2 v0.8.2
[INFO] [stderr]     Checking rlp v0.4.5
[INFO] [stderr]     Checking sha3 v0.8.2
[INFO] [stderr]     Checking getrandom v0.1.14
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking libsecp256k1 v0.3.5
[INFO] [stderr]    Compiling serde_derive v1.0.114
[INFO] [stderr]     Checking serde v1.0.114
[INFO] [stderr]     Checking serde_cbor v0.10.2
[INFO] [stderr]     Checking serde_json v1.0.57
[INFO] [stderr]     Checking multiproof-rs v0.1.9
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/multiproof-rs-0.1.9/src/lib.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(box_syntax, box_patterns)]
[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 E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `multiproof-rs`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `Command { std: "docker" "inspect" "9c766d965e8a1b17e6c1f016ae6ec0f7068b872bf9dc2d6978af03060a094ace", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9c766d965e8a1b17e6c1f016ae6ec0f7068b872bf9dc2d6978af03060a094ace", kill_on_drop: false }`
[INFO] [stdout] 9c766d965e8a1b17e6c1f016ae6ec0f7068b872bf9dc2d6978af03060a094ace
