[INFO] cloning repository https://github.com/vaporyorg/powersoftau
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/vaporyorg/powersoftau" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvaporyorg%2Fpowersoftau", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvaporyorg%2Fpowersoftau'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e473e829e79038e85c382401c884503183546186
[INFO] documenting vaporyorg/powersoftau 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%2Fvaporyorg%2Fpowersoftau" "/workspace/builds/worker-5/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/vaporyorg/powersoftau 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/vaporyorg/powersoftau
[INFO] finished tweaking git repo https://github.com/vaporyorg/powersoftau
[INFO] tweaked toml for git repo https://github.com/vaporyorg/powersoftau written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] crate git repo https://github.com/vaporyorg/powersoftau 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/matterinc/bellman`
[INFO] [stderr]     Updating git repository `https://github.com/gtank/blake2-rfc`
[INFO] [stderr]     Updating git repository `https://github.com/matterinc/pairing`
[INFO] [stderr]     Updating git repository `https://github.com/matterinc/ff`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded crossbeam v0.7.1
[INFO] [stderr]   Downloaded proc-macro-hack v0.4.1
[INFO] [stderr]   Downloaded libc v0.2.49
[INFO] [stderr]   Downloaded blake2 v0.6.1
[INFO] [stderr]   Downloaded hex-literal-impl v0.1.1
[INFO] [stderr]   Downloaded either v1.5.1
[INFO] [stderr]   Downloaded proc-macro-hack-impl v0.4.1
[INFO] [stderr]   Downloaded hex-literal v0.1.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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] 2b905ba8ab247b2eda5fc07d6a4154e40c3a176c7e55798ee7ffb0743548d803
[INFO] running `Command { std: "docker" "start" "-a" "2b905ba8ab247b2eda5fc07d6a4154e40c3a176c7e55798ee7ffb0743548d803", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2b905ba8ab247b2eda5fc07d6a4154e40c3a176c7e55798ee7ffb0743548d803", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2b905ba8ab247b2eda5fc07d6a4154e40c3a176c7e55798ee7ffb0743548d803", kill_on_drop: false }`
[INFO] [stdout] 2b905ba8ab247b2eda5fc07d6a4154e40c3a176c7e55798ee7ffb0743548d803
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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] 1f66db966e98a7bc9284b67a2dd91702dd054e0cde859edc5dba24b39bf68341
[INFO] running `Command { std: "docker" "start" "-a" "1f66db966e98a7bc9284b67a2dd91702dd054e0cde859edc5dba24b39bf68341", 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 v0.2.49
[INFO] [stderr]    Compiling num-integer v0.1.39
[INFO] [stderr]    Compiling num-bigint v0.2.2
[INFO] [stderr]    Compiling serde v1.0.88
[INFO] [stderr]    Compiling proc-macro-hack-impl v0.4.1
[INFO] [stderr]     Checking bit-vec v0.4.4
[INFO] [stderr]     Checking crossbeam-utils v0.6.5
[INFO] [stderr]     Checking itertools v0.8.0
[INFO] [stderr]     Checking blake2-rfc v0.2.18 (https://github.com/gtank/blake2-rfc?rev=7a5b5fc99ae483a0043db7547fb79a6fa44b88a9#7a5b5fc9)
[INFO] [stderr]    Compiling syn v0.14.9
[INFO] [stderr]     Checking digest v0.6.2
[INFO] [stderr]     Checking crypto-mac v0.4.0
[INFO] [stderr]     Checking blake2 v0.6.1
[INFO] [stderr]     Checking crossbeam-epoch v0.7.1
[INFO] [stderr]     Checking crossbeam-queue v0.1.2
[INFO] [stderr]     Checking crossbeam-channel v0.3.8
[INFO] [stderr]    Compiling proc-macro-hack v0.4.1
[INFO] [stderr]    Compiling hex-literal-impl v0.1.1
[INFO] [stderr]     Checking crossbeam-deque v0.7.1
[INFO] [stderr]     Checking crossbeam v0.7.1
[INFO] [stderr]     Checking hex-literal v0.1.3
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]     Checking num_cpus v1.10.0
[INFO] [stderr]     Checking time v0.1.42
[INFO] [stderr]     Checking memmap v0.7.0
[INFO] [stderr]     Checking futures-cpupool v0.1.8
[INFO] [stderr]     Checking rand v0.3.23
[INFO] [stderr]     Checking rust-crypto v0.2.36
[INFO] [stderr]    Compiling ff_derive v0.4.0 (https://github.com/matterinc/ff?tag=0.5#056a13b9)
[INFO] [stderr]     Checking serde_json v1.0.38
[INFO] [stderr]     Checking ff v0.5.0 (https://github.com/matterinc/ff?tag=0.5#056a13b9)
[INFO] [stderr]     Checking pairing v0.16.2 (https://github.com/matterinc/pairing?tag=0.16.2#c2af46ca)
[INFO] [stderr]     Checking bellman v0.2.0 (https://github.com/matterinc/bellman?tag=0.2.0#6e45a4b2)
[INFO] [stderr]     Checking powersoftau v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]  Documenting powersoftau v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/batched_accumulator.rs:146:58
[INFO] [stdout]     |
[INFO] [stdout] 146 | ...S_G1_LENGTH, format!("Index of TauG1 element written must not exceed {}, while it's {}", P::TAU_POWERS_G1_LENGTH, index));
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(non_fmt_panics)]` on by default
[INFO] [stdout]     = note: this usage of panic!() is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]     = note: the assert!() macro supports formatting, so there's no need for the format!() macro here
[INFO] [stdout] help: remove the `format!(..)` macro call
[INFO] [stdout]     |
[INFO] [stdout] 146 |                 assert!(index < P::TAU_POWERS_G1_LENGTH, "Index of TauG1 element written must not exceed {}, while it's {}", P::TAU_POWERS_G1_LENGTH, index);
[INFO] [stdout]     |                                                         --                                                                                                --
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/batched_accumulator.rs:153:55
[INFO] [stdout]     |
[INFO] [stdout] 153 | ...POWERS_LENGTH, format!("Index of TauG2 element written must not exceed {}, while it's {}", P::TAU_POWERS_LENGTH, index));
[INFO] [stdout]     |                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of panic!() is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]     = note: the assert!() macro supports formatting, so there's no need for the format!() macro here
[INFO] [stdout] help: remove the `format!(..)` macro call
[INFO] [stdout]     |
[INFO] [stdout] 153 |                 assert!(index < P::TAU_POWERS_LENGTH, "Index of TauG2 element written must not exceed {}, while it's {}", P::TAU_POWERS_LENGTH, index);
[INFO] [stdout]     |                                                      --                                                                                             --
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/batched_accumulator.rs:162:55
[INFO] [stdout]     |
[INFO] [stdout] 162 | ...OWERS_LENGTH, format!("Index of AlphaG1 element written must not exceed {}, while it's {}", P::TAU_POWERS_LENGTH, index));
[INFO] [stdout]     |                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of panic!() is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]     = note: the assert!() macro supports formatting, so there's no need for the format!() macro here
[INFO] [stdout] help: remove the `format!(..)` macro call
[INFO] [stdout]     |
[INFO] [stdout] 162 |                 assert!(index < P::TAU_POWERS_LENGTH, "Index of AlphaG1 element written must not exceed {}, while it's {}", P::TAU_POWERS_LENGTH, index);
[INFO] [stdout]     |                                                      --                                                                                               --
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/batched_accumulator.rs:172:55
[INFO] [stdout]     |
[INFO] [stdout] 172 | ...OWERS_LENGTH, format!("Index of BetaG1 element written must not exceed {}, while it's {}", P::TAU_POWERS_LENGTH, index));
[INFO] [stdout]     |                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of panic!() is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]     = note: the assert!() macro supports formatting, so there's no need for the format!() macro here
[INFO] [stdout] help: remove the `format!(..)` macro call
[INFO] [stdout]     |
[INFO] [stdout] 172 |                 assert!(index < P::TAU_POWERS_LENGTH, "Index of BetaG1 element written must not exceed {}, while it's {}", P::TAU_POWERS_LENGTH, index);
[INFO] [stdout]     |                                                      --                                                                                              --
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]   --> src/bin/verify_transform_constrained.rs:32:85
[INFO] [stdout]    |
[INFO] [stdout] 32 |     let env_var: String = env::var("CHALLENGE_WORKDIR").unwrap_or(String::from(""));;
[INFO] [stdout]    |                                                                                     ^ help: remove this semicolon
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]   --> src/bin/verify_transform_constrained.rs:56:85
[INFO] [stdout]    |
[INFO] [stdout] 56 |     let env_var: String = env::var("CHALLENGE_WORKDIR").unwrap_or(String::from(""));;
[INFO] [stdout]    |                                                                                     ^ help: remove this semicolon
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]    --> src/bin/verify_transform_constrained.rs:168:89
[INFO] [stdout]     |
[INFO] [stdout] 168 |         let env_var: String = env::var("CHALLENGE_WORKDIR").unwrap_or(String::from(""));;
[INFO] [stdout]     |                                                                                         ^ help: remove this semicolon
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: proc-macro derive panicked
[INFO] [stdout]   --> src/bin/beacon_constrained.rs:44:38
[INFO] [stdout]    |
[INFO] [stdout] 44 |         let mut cur_hash: [u8; 32] = hex!("0000000000000000000a558a61ddc8ee4e488d647a747fe4dcc362fe2026c620");
[INFO] [stdout]    |                                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: message: assertion failed: source.starts_with(prefix)
[INFO] [stdout]    = note: this error originates in the macro `hex` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find macro `proc_macro_call` in this scope
[INFO] [stdout]   --> src/bin/beacon_constrained.rs:44:38
[INFO] [stdout]    |
[INFO] [stdout] 44 |         let mut cur_hash: [u8; 32] = hex!("0000000000000000000a558a61ddc8ee4e488d647a747fe4dcc362fe2026c620");
[INFO] [stdout]    |                                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the macro `hex` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: Compilation failed, aborting rustdoc
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 3 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not document `powersoftau`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type bin --crate-name beacon_constrained src/bin/beacon_constrained.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi --document-private-items -L dependency=/opt/rustwide/target/debug/deps --extern bellman=/opt/rustwide/target/debug/deps/libbellman-3bbb45018a112ac3.rmeta --extern blake2=/opt/rustwide/target/debug/deps/libblake2-cedb48aa57b4e55c.rmeta --extern byteorder=/opt/rustwide/target/debug/deps/libbyteorder-da89145079f6550a.rmeta --extern crossbeam=/opt/rustwide/target/debug/deps/libcrossbeam-9a61dc5ecbad376f.rmeta --extern generic_array=/opt/rustwide/target/debug/deps/libgeneric_array-8dcd4cb49fb10af2.rmeta --extern hex_literal=/opt/rustwide/target/debug/deps/libhex_literal-008e6dc2d50e7cbb.rmeta --extern itertools=/opt/rustwide/target/debug/deps/libitertools-e1c09ea008be5e84.rmeta --extern memmap=/opt/rustwide/target/debug/deps/libmemmap-280c9759866039ef.rmeta --extern num_cpus=/opt/rustwide/target/debug/deps/libnum_cpus-de744111f8b4ae48.rmeta --extern powersoftau=/opt/rustwide/target/debug/deps/libpowersoftau-b794cc77c7ac3f82.rmeta --extern rand=/opt/rustwide/target/debug/deps/librand-5ac1aade2adf641a.rmeta --extern crypto=/opt/rustwide/target/debug/deps/libcrypto-5cc47da77e8ba1e2.rmeta --extern typenum=/opt/rustwide/target/debug/deps/libtypenum-345e76ff7bb8ec0c.rmeta --cap-lints=warn --crate-version 0.2.0` (exit status: 1)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "1f66db966e98a7bc9284b67a2dd91702dd054e0cde859edc5dba24b39bf68341", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1f66db966e98a7bc9284b67a2dd91702dd054e0cde859edc5dba24b39bf68341", kill_on_drop: false }`
[INFO] [stdout] 1f66db966e98a7bc9284b67a2dd91702dd054e0cde859edc5dba24b39bf68341
