[INFO] fetching crate ark-snark-zypher 0.4.0...
[INFO] checking ark-snark-zypher-0.4.0 against 895980e0290783bb09b1ccf1b11f14eb09b10430 for pr-160186
[INFO] extracting crate ark-snark-zypher 0.4.0 into /workspace/builds/worker-0-tc2/source
[INFO] started tweaking crates.io crate ark-snark-zypher 0.4.0
[INFO] finished tweaking crates.io crate ark-snark-zypher 0.4.0
[INFO] tweaked toml for crates.io crate ark-snark-zypher 0.4.0 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate ark-snark-zypher 0.4.0 on toolchain 895980e0290783bb09b1ccf1b11f14eb09b10430
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+895980e0290783bb09b1ccf1b11f14eb09b10430" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+895980e0290783bb09b1ccf1b11f14eb09b10430" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 36 packages to highest compatible versions
[INFO] [stderr]       Adding generic-array v0.14.7 (available: v0.14.9)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+895980e0290783bb09b1ccf1b11f14eb09b10430" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:77db811e55d90add9212f6832c23229e3de5f1c1f9905e8cb07319ea15df73ac" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] f78bba991cec4c1d542af519e488fd3d21f4eba7e9ae97cc37b72ca211733710
[INFO] running `Command { std: "docker" "start" "f78bba991cec4c1d542af519e488fd3d21f4eba7e9ae97cc37b72ca211733710", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f78bba991cec4c1d542af519e488fd3d21f4eba7e9ae97cc37b72ca211733710", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "f78bba991cec4c1d542af519e488fd3d21f4eba7e9ae97cc37b72ca211733710" "/opt/rustwide/cargo-home/bin/cargo" "+895980e0290783bb09b1ccf1b11f14eb09b10430" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f78bba991cec4c1d542af519e488fd3d21f4eba7e9ae97cc37b72ca211733710", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "f78bba991cec4c1d542af519e488fd3d21f4eba7e9ae97cc37b72ca211733710" "/opt/rustwide/cargo-home/bin/cargo" "+895980e0290783bb09b1ccf1b11f14eb09b10430" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling unicode-ident v1.0.27
[INFO] [stderr]    Compiling zerocopy v0.8.63
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking typenum v1.20.1
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]     Checking either v1.19.0
[INFO] [stderr]     Checking arrayvec v0.7.8
[INFO] [stderr]     Checking tracing-core v0.1.36
[INFO] [stderr]    Compiling proc-macro2 v1.0.107
[INFO] [stderr]     Checking itertools v0.12.1
[INFO] [stderr]     Checking tracing v0.1.44
[INFO] [stderr]    Compiling quote v1.0.47
[INFO] [stderr]    Compiling num-integer v0.1.47
[INFO] [stderr]    Compiling syn v2.0.119
[INFO] [stderr]    Compiling num-bigint v0.4.8
[INFO] [stderr]     Checking generic-array v0.14.7
[INFO] [stderr]     Checking crypto-common v0.1.7
[INFO] [stderr]     Checking digest v0.10.7
[INFO] [stderr]    Compiling derivative v2.2.0
[INFO] [stderr]    Compiling zeroize_derive v1.5.0
[INFO] [stderr]    Compiling ark-ff-asm-zypher v0.4.2
[INFO] [stderr]    Compiling ark-ff-macros-zypher v0.4.2
[INFO] [stderr]     Checking zeroize v1.9.1
[INFO] [stderr]     Checking ppv-lite86 v0.2.21
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.8
[INFO] [stderr]     Checking ark-std-zypher v0.4.0
[INFO] [stderr]     Checking ark-serialize-zypher v0.4.2
[INFO] [stderr]     Checking ark-ff-zypher v0.4.2
[INFO] [stderr]     Checking ark-relations-zypher v0.4.0
[INFO] [stderr]     Checking ark-snark-zypher v0.4.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unexpected `cfg` condition value: `std`
[INFO] [stdout]  --> src/lib.rs:3:17
[INFO] [stdout]   |
[INFO] [stdout] 3 | #![cfg_attr(not(feature = "std"), no_std)]
[INFO] [stdout]   |                 ^^^^^^^^^^^^^^^ help: remove the condition
[INFO] [stdout]   |
[INFO] [stdout]   = note: no expected values for `feature`
[INFO] [stdout]   = help: consider adding `std` as a feature in `Cargo.toml`
[INFO] [stdout]   = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]   = note: `#[warn(unexpected_cfgs)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition value: `std`
[INFO] [stdout]  --> src/lib.rs:3:17
[INFO] [stdout]   |
[INFO] [stdout] 3 | #![cfg_attr(not(feature = "std"), no_std)]
[INFO] [stdout]   |                 ^^^^^^^^^^^^^^^ help: remove the condition
[INFO] [stdout]   |
[INFO] [stdout]   = note: no expected values for `feature`
[INFO] [stdout]   = help: consider adding `std` as a feature in `Cargo.toml`
[INFO] [stdout]   = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]   = note: `#[warn(unexpected_cfgs)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 25.19s
[INFO] running `Command { std: "docker" "inspect" "f78bba991cec4c1d542af519e488fd3d21f4eba7e9ae97cc37b72ca211733710", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f78bba991cec4c1d542af519e488fd3d21f4eba7e9ae97cc37b72ca211733710", kill_on_drop: false }`
[INFO] [stdout] f78bba991cec4c1d542af519e488fd3d21f4eba7e9ae97cc37b72ca211733710
