[INFO] cloning repository https://github.com/JiangXb-son/zokrates_0331
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/JiangXb-son/zokrates_0331" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJiangXb-son%2Fzokrates_0331", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJiangXb-son%2Fzokrates_0331'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 0bbecb43ff9aa42eda5adf6f9a439fa0315d778f
[INFO] documenting JiangXb-son/zokrates_0331 against beta-2021-08-01 for beta-1.55-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJiangXb-son%2Fzokrates_0331" "/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/JiangXb-son/zokrates_0331 on toolchain beta-2021-08-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/JiangXb-son/zokrates_0331
[INFO] finished tweaking git repo https://github.com/JiangXb-son/zokrates_0331
[INFO] tweaked toml for git repo https://github.com/JiangXb-son/zokrates_0331 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/JiangXb-son/zokrates_0331 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating git repository `https://github.com/matter-labs/bellman`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded typed-arena v1.7.0
[INFO] [stderr]   Downloaded serde_bytes v0.10.5
[INFO] [stderr]   Downloaded fs_extra v1.1.0
[INFO] [stderr]   Downloaded ucd-util v0.1.7
[INFO] [stderr]   Downloaded reduce v0.1.2
[INFO] [stderr]   Downloaded difference v1.0.0
[INFO] [stderr]   Downloaded blake2-rfc_bellman_edition v0.0.1
[INFO] [stderr]   Downloaded memchr v2.3.2
[INFO] [stderr]   Downloaded wasm-bindgen-test v0.3.8
[INFO] [stderr]   Downloaded bincode v0.8.0
[INFO] [stderr]   Downloaded assert_cli v0.5.4
[INFO] [stderr]   Downloaded wasm-bindgen-futures v0.4.8
[INFO] [stderr]   Downloaded wasm-bindgen-test-macro v0.3.8
[INFO] [stderr]   Downloaded single v1.0.0
[INFO] [stderr]   Downloaded git2 v0.8.0
[INFO] [stderr]   Downloaded pest-ast v0.3.3
[INFO] [stderr]   Downloaded curl-sys v0.4.26
[INFO] [stderr]   Downloaded libssh2-sys v0.2.14
[INFO] [stderr]   Downloaded sapling-crypto_ce v0.1.2
[INFO] [stderr]   Downloaded ff_derive_ce v0.5.1
[INFO] [stderr]   Downloaded ff_ce v0.7.1
[INFO] [stderr]   Downloaded from-pest v0.3.1
[INFO] [stderr]   Downloaded bellman_ce v0.3.1
[INFO] [stderr]   Downloaded pairing_ce v0.18.0
[INFO] [stderr]   Downloaded libgit2-sys v0.7.11
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] cb243472c2e1fe5d69f975a509da26f7185ad2e2f7d09717581cfc005236c91e
[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" "cb243472c2e1fe5d69f975a509da26f7185ad2e2f7d09717581cfc005236c91e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cb243472c2e1fe5d69f975a509da26f7185ad2e2f7d09717581cfc005236c91e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cb243472c2e1fe5d69f975a509da26f7185ad2e2f7d09717581cfc005236c91e", kill_on_drop: false }`
[INFO] [stdout] cb243472c2e1fe5d69f975a509da26f7185ad2e2f7d09717581cfc005236c91e
[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" "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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7662d40e328e3fd96361132378caf2c1422c12cb057c30157e478f3d872c6395
[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" "7662d40e328e3fd96361132378caf2c1422c12cb057c30157e478f3d872c6395", kill_on_drop: false }`
[INFO] [stderr]    Compiling tiny-keccak v2.0.1
[INFO] [stderr]    Compiling hex v0.3.2
[INFO] [stderr]    Compiling zokrates_core v0.4.2 (/opt/rustwide/workdir/zokrates_core)
[INFO] [stderr]    Compiling futures v0.1.29
[INFO] [stderr]    Compiling bit-vec v0.4.4
[INFO] [stderr]    Compiling ucd-util v0.1.7
[INFO] [stderr]    Compiling void v1.0.2
[INFO] [stderr]    Compiling fs_extra v1.1.0
[INFO] [stderr]    Compiling reduce v0.1.2
[INFO] [stderr]    Compiling typed-arena v1.7.0
[INFO] [stderr]    Compiling zokrates_fs_resolver v0.5.0 (/opt/rustwide/workdir/zokrates_fs_resolver)
[INFO] [stderr]  Documenting zokrates_fs_resolver v0.5.0 (/opt/rustwide/workdir/zokrates_fs_resolver)
[INFO] [stderr]    Compiling num-bigint v0.2.6
[INFO] [stderr]    Compiling itertools v0.7.11
[INFO] [stderr]     Checking from-pest v0.3.1
[INFO] [stderr]    Compiling regex-automata v0.1.8
[INFO] [stderr]    Compiling serde_bytes v0.10.5
[INFO] [stderr]    Compiling rand v0.4.6
[INFO] [stderr]    Compiling serde_json v1.0.48
[INFO] [stderr]    Compiling aho-corasick v0.6.10
[INFO] [stderr]    Compiling csv-core v0.1.10
[INFO] [stderr]    Compiling backtrace-sys v0.1.32
[INFO] [stderr]    Compiling blake2-rfc_bellman_edition v0.0.1
[INFO] [stderr]    Compiling num-traits v0.1.43
[INFO] [stderr]     Checking bstr v0.2.11
[INFO] [stderr]     Checking regex-syntax v0.5.6
[INFO] [stderr]    Compiling syn v0.14.9
[INFO] [stderr]    Compiling zokrates_cli v0.5.2 (/opt/rustwide/workdir/zokrates_cli)
[INFO] [stderr]    Compiling num-bigint v0.1.44
[INFO] [stderr]     Checking bincode v0.8.0
[INFO] [stderr]    Compiling backtrace v0.3.44
[INFO] [stderr]    Compiling pest_generator v2.1.1
[INFO] [stderr]    Compiling sha2 v0.8.1
[INFO] [stderr]    Compiling num v0.1.42
[INFO] [stderr]     Checking csv v1.1.3
[INFO] [stderr]    Compiling failure v0.1.6
[INFO] [stderr]    Compiling single v1.0.0
[INFO] [stderr]    Compiling regex v0.2.11
[INFO] [stderr]    Compiling pest-ast v0.3.3
[INFO] [stderr]    Compiling pest_derive v2.1.0
[INFO] [stderr]    Compiling ff_derive_ce v0.5.1
[INFO] [stderr]    Compiling zokrates_parser v0.1.4 (/opt/rustwide/workdir/zokrates_parser)
[INFO] [stderr]  Documenting zokrates_parser v0.1.4 (/opt/rustwide/workdir/zokrates_parser)
[INFO] [stderr]     Checking ff_ce v0.7.1
[INFO] [stderr]    Compiling pairing_ce v0.18.0
[INFO] [stderr]     Checking bellman_ce v0.3.1
[INFO] [stderr]     Checking bellman_ce v0.3.1 (https://github.com/matter-labs/bellman?rev=9e35737#9e357372)
[INFO] [stderr]     Checking zokrates_field v0.3.5 (/opt/rustwide/workdir/zokrates_field)
[INFO] [stderr]  Documenting zokrates_field v0.3.5 (/opt/rustwide/workdir/zokrates_field)
[INFO] [stderr]    Compiling zokrates_pest_ast v0.1.3 (/opt/rustwide/workdir/zokrates_pest_ast)
[INFO] [stderr]  Documenting zokrates_pest_ast v0.1.3 (/opt/rustwide/workdir/zokrates_pest_ast)
[INFO] [stderr]     Checking sapling-crypto_ce v0.1.2
[INFO] [stderr]     Checking zokrates_embed v0.1.1 (/opt/rustwide/workdir/zokrates_embed)
[INFO] [stderr]  Documenting zokrates_embed v0.1.1 (/opt/rustwide/workdir/zokrates_embed)
[INFO] [stderr]  Documenting zokrates_core v0.4.2 (/opt/rustwide/workdir/zokrates_core)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> zokrates_core/src/lib.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(box_patterns, box_syntax)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> zokrates_core/src/lib.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(box_patterns, box_syntax)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: Compilation failed, aborting rustdoc
[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 E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not document `zokrates_core`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --crate-type lib --crate-name zokrates_core zokrates_core/src/lib.rs -o /opt/rustwide/target/doc --cfg 'feature="default"' --error-format=json --json=diagnostic-rendered-ansi --document-private-items -L dependency=/opt/rustwide/target/debug/deps --extern bellman_ce=/opt/rustwide/target/debug/deps/libbellman_ce-867b8c10cc0d1ffd.rmeta --extern bincode=/opt/rustwide/target/debug/deps/libbincode-b8225fcf3e462d13.rmeta --extern csv=/opt/rustwide/target/debug/deps/libcsv-8836505d7172df73.rmeta --extern ff_ce=/opt/rustwide/target/debug/deps/libff_ce-3028104744d13d13.rmeta --extern lazy_static=/opt/rustwide/target/debug/deps/liblazy_static-5e37eee3e84fafab.rmeta --extern num=/opt/rustwide/target/debug/deps/libnum-c7302b3a07847dbb.rmeta --extern num_bigint=/opt/rustwide/target/debug/deps/libnum_bigint-f1b9ed5cce8f37a7.rmeta --extern pairing_ce=/opt/rustwide/target/debug/deps/libpairing_ce-0b68c0926481829c.rmeta --extern rand=/opt/rustwide/target/debug/deps/librand-8d849868d78dc2ec.rmeta --extern reduce=/opt/rustwide/target/debug/deps/libreduce-7f3c7b4389780d82.rmeta --extern regex=/opt/rustwide/target/debug/deps/libregex-09c704246ce1221c.rmeta --extern serde=/opt/rustwide/target/debug/deps/libserde-95e24f9d8e6ebf10.rmeta --extern serde_bytes=/opt/rustwide/target/debug/deps/libserde_bytes-615c60d70a2cc8de.rmeta --extern serde_derive=/opt/rustwide/target/debug/deps/libserde_derive-a3cac8ad8432ac7b.so --extern serde_json=/opt/rustwide/target/debug/deps/libserde_json-4693188da06f87e9.rmeta --extern typed_arena=/opt/rustwide/target/debug/deps/libtyped_arena-8c2e4772cae82786.rmeta --extern zokrates_embed=/opt/rustwide/target/debug/deps/libzokrates_embed-95fa897c0eff79e6.rmeta --extern zokrates_field=/opt/rustwide/target/debug/deps/libzokrates_field-b13ce053701a083c.rmeta --extern zokrates_pest_ast=/opt/rustwide/target/debug/deps/libzokrates_pest_ast-c084cb96d8c0ba4f.rmeta --cap-lints=warn --crate-version 0.4.2` (exit status: 1)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[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: build failed
[INFO] running `Command { std: "docker" "inspect" "7662d40e328e3fd96361132378caf2c1422c12cb057c30157e478f3d872c6395", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7662d40e328e3fd96361132378caf2c1422c12cb057c30157e478f3d872c6395", kill_on_drop: false }`
[INFO] [stdout] 7662d40e328e3fd96361132378caf2c1422c12cb057c30157e478f3d872c6395
