[INFO] cloning repository https://github.com/ethereumjs/rustbn-wasm
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ethereumjs/rustbn-wasm" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fethereumjs%2Frustbn-wasm", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fethereumjs%2Frustbn-wasm'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 44e22d0ec5cdf042b8c12f5563c7ea51acb93b61
[INFO] checking ethereumjs/rustbn-wasm against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fethereumjs%2Frustbn-wasm" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ethereumjs/rustbn-wasm on toolchain 385fa9d845dd326c6bbfd58c22244215e431948a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/ethereumjs/rustbn-wasm
[INFO] finished tweaking git repo https://github.com/ethereumjs/rustbn-wasm
[INFO] tweaked toml for git repo https://github.com/ethereumjs/rustbn-wasm written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/ethereumjs/rustbn-wasm already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating git repository `https://github.com/ewasm/ethereum-bn128.rs`
[INFO] [stderr]     Updating git repository `https://github.com/paritytech/bn`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded ethereum-types v0.3.2
[INFO] [stderr]   Downloaded uint v0.2.1
[INFO] [stderr]   Downloaded rustc-hex v1.0.0
[INFO] [stderr]   Downloaded ethbloom v0.5.3
[INFO] [stderr]   Downloaded ethereum-types-serialize v0.2.2
[INFO] [stderr]   Downloaded fixed-hash v0.2.5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 63a5b8e367fac70bbc1afad02ee8dc319dbff36b4b626f0115180e1b55737a54
[INFO] running `Command { std: "docker" "start" "-a" "63a5b8e367fac70bbc1afad02ee8dc319dbff36b4b626f0115180e1b55737a54", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "63a5b8e367fac70bbc1afad02ee8dc319dbff36b4b626f0115180e1b55737a54", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "63a5b8e367fac70bbc1afad02ee8dc319dbff36b4b626f0115180e1b55737a54", kill_on_drop: false }`
[INFO] [stdout] 63a5b8e367fac70bbc1afad02ee8dc319dbff36b4b626f0115180e1b55737a54
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c446774ddc57774a111f481ab7fea914d839e1b4191159be0b8f4883ee54ff73
[INFO] running `Command { std: "docker" "start" "-a" "c446774ddc57774a111f481ab7fea914d839e1b4191159be0b8f4883ee54ff73", kill_on_drop: false }`
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling libc v0.2.146
[INFO] [stderr]    Compiling proc-macro2 v1.0.60
[INFO] [stderr]    Compiling crunchy v0.2.2
[INFO] [stderr]    Compiling heapsize v0.4.2
[INFO] [stderr]    Compiling quote v1.0.28
[INFO] [stderr]    Compiling unicode-ident v1.0.9
[INFO] [stderr]    Compiling wasm-bindgen-shared v0.2.87
[INFO] [stderr]    Compiling serde v1.0.164
[INFO] [stderr]     Checking rustc-hex v2.1.0
[INFO] [stderr]    Compiling crunchy v0.1.6
[INFO] [stderr]    Compiling once_cell v1.18.0
[INFO] [stderr]     Checking byteorder v1.4.3
[INFO] [stderr]    Compiling bumpalo v3.13.0
[INFO] [stderr]    Compiling log v0.4.19
[INFO] [stderr]     Checking rand_core v0.4.2
[INFO] [stderr]     Checking rustc-hex v1.0.0
[INFO] [stderr]    Compiling wasm-bindgen v0.2.87
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]     Checking rand_core v0.3.1
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]     Checking tiny-keccak v1.5.0
[INFO] [stderr]    Compiling uint v0.2.1
[INFO] [stderr]    Compiling ethereum-types v0.3.2
[INFO] [stderr]    Compiling syn v2.0.18
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]     Checking rand v0.5.6
[INFO] [stderr]     Checking fixed-hash v0.2.5
[INFO] [stderr]     Checking bn v0.4.4 (https://github.com/paritytech/bn?rev=6079255e#6079255e)
[INFO] [stderr]     Checking ethereum-types-serialize v0.2.2
[INFO] [stderr]     Checking ethbloom v0.5.3
[INFO] [stderr]    Compiling wasm-bindgen-backend v0.2.87
[INFO] [stderr]    Compiling wasm-bindgen-macro-support v0.2.87
[INFO] [stderr]    Compiling wasm-bindgen-macro v0.2.87
[INFO] [stderr]     Checking ethereum-bn128 v0.1.1 (https://github.com/ewasm/ethereum-bn128.rs#195f83be)
[INFO] [stderr]     Checking rustbn v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 13.37s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: wasm-bindgen v0.2.87
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1`
[INFO] running `Command { std: "docker" "inspect" "c446774ddc57774a111f481ab7fea914d839e1b4191159be0b8f4883ee54ff73", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c446774ddc57774a111f481ab7fea914d839e1b4191159be0b8f4883ee54ff73", kill_on_drop: false }`
[INFO] [stdout] c446774ddc57774a111f481ab7fea914d839e1b4191159be0b8f4883ee54ff73