[INFO] cloning repository https://github.com/pritamnikam/rust-blockchain-example
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/pritamnikam/rust-blockchain-example" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpritamnikam%2Frust-blockchain-example", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpritamnikam%2Frust-blockchain-example'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] cd064901da420b44393c9987d7129b5962adc14d
[INFO] checking pritamnikam/rust-blockchain-example against try#121a90d34197f711021eeb158e7f4184b8be8ceb for pr-140313
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpritamnikam%2Frust-blockchain-example" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/pritamnikam/rust-blockchain-example on toolchain 121a90d34197f711021eeb158e7f4184b8be8ceb
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+121a90d34197f711021eeb158e7f4184b8be8ceb" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/pritamnikam/rust-blockchain-example
[INFO] finished tweaking git repo https://github.com/pritamnikam/rust-blockchain-example
[INFO] tweaked toml for git repo https://github.com/pritamnikam/rust-blockchain-example written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/pritamnikam/rust-blockchain-example 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" "+121a90d34197f711021eeb158e7f4184b8be8ceb" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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:b0b074c097205a61b89e8ad263052f976b2b332c4dc5f02aef1fe52501660d6e" "/opt/rustwide/cargo-home/bin/cargo" "+121a90d34197f711021eeb158e7f4184b8be8ceb" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] fcb471d7952e80e71e6d76da5cbaa89ce0a7fe583260d283ebf998f4921fdd0e
[INFO] running `Command { std: "docker" "start" "-a" "fcb471d7952e80e71e6d76da5cbaa89ce0a7fe583260d283ebf998f4921fdd0e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fcb471d7952e80e71e6d76da5cbaa89ce0a7fe583260d283ebf998f4921fdd0e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fcb471d7952e80e71e6d76da5cbaa89ce0a7fe583260d283ebf998f4921fdd0e", kill_on_drop: false }`
[INFO] [stdout] fcb471d7952e80e71e6d76da5cbaa89ce0a7fe583260d283ebf998f4921fdd0e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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:b0b074c097205a61b89e8ad263052f976b2b332c4dc5f02aef1fe52501660d6e" "/opt/rustwide/cargo-home/bin/cargo" "+121a90d34197f711021eeb158e7f4184b8be8ceb" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 245a028eb066f1b5ec0db1c076d21a11ba9a607255644aa5a29637d5cb488d29
[INFO] running `Command { std: "docker" "start" "-a" "245a028eb066f1b5ec0db1c076d21a11ba9a607255644aa5a29637d5cb488d29", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.78
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[INFO] [stderr]    Compiling tempfile v3.9.0
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[INFO] [stderr]    Compiling async-trait v0.1.77
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[INFO] [stderr]    Compiling crc32fast v1.3.2
[INFO] [stderr]     Checking aho-corasick v1.1.2
[INFO] [stderr]    Compiling ahash v0.7.7
[INFO] [stderr]    Compiling toml_edit v0.19.15
[INFO] [stderr]    Compiling prost-build v0.8.0
[INFO] [stderr]     Checking adler v1.0.2
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[INFO] [stderr]    Compiling wasm-bindgen v0.2.90
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[INFO] [stderr]    Compiling libz-sys v1.1.15
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[INFO] [stdout] error[E0635]: unknown feature `stdsimd`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/ahash-0.7.7/src/lib.rs:33:42
[INFO] [stdout]    |
[INFO] [stdout] 33 | #![cfg_attr(feature = "stdsimd", feature(stdsimd))]
[INFO] [stdout]    |                                          ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
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[INFO] [stderr]     Checking socket2 v0.5.5
[INFO] [stderr]     Checking mio v0.8.10
[INFO] [stdout] For more information about this error, try `rustc --explain E0635`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `ahash` (lib) due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "245a028eb066f1b5ec0db1c076d21a11ba9a607255644aa5a29637d5cb488d29", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "245a028eb066f1b5ec0db1c076d21a11ba9a607255644aa5a29637d5cb488d29", kill_on_drop: false }`
[INFO] [stdout] 245a028eb066f1b5ec0db1c076d21a11ba9a607255644aa5a29637d5cb488d29