[INFO] cloning repository https://github.com/Full-stack-Web-Dev-BD/serum-dex
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Full-stack-Web-Dev-BD/serum-dex" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FFull-stack-Web-Dev-BD%2Fserum-dex", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FFull-stack-Web-Dev-BD%2Fserum-dex'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 3f8f04a204325e51b94a79b1494495326b29cf25
[INFO] checking Full-stack-Web-Dev-BD/serum-dex against try#3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f for pr-87248
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FFull-stack-Web-Dev-BD%2Fserum-dex" "/workspace/builds/worker-11/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-11/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Full-stack-Web-Dev-BD/serum-dex on toolchain 3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Full-stack-Web-Dev-BD/serum-dex
[INFO] finished tweaking git repo https://github.com/Full-stack-Web-Dev-BD/serum-dex
[INFO] tweaked toml for git repo https://github.com/Full-stack-Web-Dev-BD/serum-dex written to /workspace/builds/worker-11/source/Cargo.toml
[INFO] crate git repo https://github.com/Full-stack-Web-Dev-BD/serum-dex already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9197dce930485f70709a7e0564a7a2e0d105532abc4477e5b46b3cc102b9abd5
[INFO] running `Command { std: "docker" "start" "-a" "9197dce930485f70709a7e0564a7a2e0d105532abc4477e5b46b3cc102b9abd5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9197dce930485f70709a7e0564a7a2e0d105532abc4477e5b46b3cc102b9abd5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9197dce930485f70709a7e0564a7a2e0d105532abc4477e5b46b3cc102b9abd5", kill_on_drop: false }`
[INFO] [stdout] 9197dce930485f70709a7e0564a7a2e0d105532abc4477e5b46b3cc102b9abd5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "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" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 089ad78af5d7ca98fdf96e2b1a3b9be186516c6494c0b035370280824c0ade97
[INFO] running `Command { std: "docker" "start" "-a" "089ad78af5d7ca98fdf96e2b1a3b9be186516c6494c0b035370280824c0ade97", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.86
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling serde v1.0.123
[INFO] [stderr]     Checking cfg-if v1.0.0
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[INFO] [stderr]    Compiling version_check v0.9.2
[INFO] [stderr]    Compiling typenum v1.12.0
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[INFO] [stderr]    Compiling getrandom v0.1.15
[INFO] [stderr]     Checking regex-syntax v0.6.21
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[INFO] [stderr]     Checking subtle v2.3.0
[INFO] [stderr]     Checking block-padding v0.2.1
[INFO] [stderr]    Compiling spin v0.5.2
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[INFO] [stderr]     Checking cpuid-bool v0.1.2
[INFO] [stderr]    Compiling feature-probe v0.1.1
[INFO] [stderr]    Compiling rustversion v1.0.4
[INFO] [stderr]     Checking humantime v2.1.0
[INFO] [stderr]    Compiling bs58 v0.3.1
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[INFO] [stderr]     Checking futures v0.1.30
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[INFO] [stderr]    Compiling memoffset v0.5.6
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[INFO] [stderr]    Compiling solana-frozen-abi-macro v1.5.11
[INFO] [stderr]    Compiling solana-frozen-abi v1.5.11
[INFO] [stderr]    Compiling solana-program v1.5.11
[INFO] [stderr]    Compiling solana-sdk v1.5.11
[INFO] [stderr]    Compiling solana-vote-program v1.5.11
[INFO] [stderr]    Compiling solana-stake-program v1.5.11
[INFO] [stderr]    Compiling solana-runtime v1.5.11
[INFO] [stderr]    Compiling solana-version v1.5.11
[INFO] [stderr]    Compiling field-offset v0.3.2
[INFO] [stderr]     Checking crossbeam-utils v0.7.2
[INFO] [stderr]     Checking crossbeam-utils v0.8.1
[INFO] [stderr]    Compiling generic-array v0.14.4
[INFO] [stderr]    Compiling unicase v2.6.0
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]     Checking quote v1.0.7
[INFO] [stderr]     Checking want v0.3.0
[INFO] [stderr]     Checking num-integer v0.1.44
[INFO] [stderr]     Checking libflate v1.0.3
[INFO] [stderr]     Checking paste v0.1.18
[INFO] [stderr]     Checking indexmap v1.6.0
[INFO] [stderr]    Compiling aho-corasick v0.7.15
[INFO] [stderr]     Checking semver v0.11.0
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]     Checking smallvec v0.6.13
[INFO] [stderr]     Checking crossbeam-queue v0.2.3
[INFO] [stderr]     Checking crossbeam-channel v0.4.4
[INFO] [stderr]     Checking tokio-executor v0.1.10
[INFO] [stderr]     Checking tokio-sync v0.1.8
[INFO] [stderr]     Checking tracing v0.1.22
[INFO] [stderr]     Checking crossbeam-epoch v0.9.1
[INFO] [stderr]     Checking crossbeam-channel v0.5.0
[INFO] [stderr]     Checking syn v1.0.60
[INFO] [stderr]     Checking unicode-normalization v0.1.16
[INFO] [stderr]     Checking tokio-current-thread v0.1.7
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[INFO] [stdout] error[E0557]: feature has been removed
[INFO] [stdout]  --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/field-offset-0.3.2/src/lib.rs:3:53
[INFO] [stdout]   |
[INFO] [stdout] 3 | #![cfg_attr(fieldoffset_assert_in_const_fn, feature(const_fn))]
[INFO] [stdout]   |                                                     ^^^^^^^^ feature has been removed
[INFO] [stdout]   |
[INFO] [stdout]   = note: split into finer-grained feature gates
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0557`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `field-offset` due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "089ad78af5d7ca98fdf96e2b1a3b9be186516c6494c0b035370280824c0ade97", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "089ad78af5d7ca98fdf96e2b1a3b9be186516c6494c0b035370280824c0ade97", kill_on_drop: false }`
[INFO] [stdout] 089ad78af5d7ca98fdf96e2b1a3b9be186516c6494c0b035370280824c0ade97