[INFO] cloning repository https://github.com/trevor-crypto/acala-repro
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/trevor-crypto/acala-repro" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftrevor-crypto%2Facala-repro", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftrevor-crypto%2Facala-repro'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 476cd5d02094309481634e1e9920701af9d586d2
[INFO] checking trevor-crypto/acala-repro against master#82310651b93a594a3fd69015e1562186a080d94c for pr-145770
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftrevor-crypto%2Facala-repro" "/workspace/builds/worker-1-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/trevor-crypto/acala-repro
[INFO] finished tweaking git repo https://github.com/trevor-crypto/acala-repro
[INFO] tweaked toml for git repo https://github.com/trevor-crypto/acala-repro written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/trevor-crypto/acala-repro on toolchain 82310651b93a594a3fd69015e1562186a080d94c
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+82310651b93a594a3fd69015e1562186a080d94c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/trevor-crypto/acala-repro 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" "+82310651b93a594a3fd69015e1562186a080d94c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
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[INFO] [stderr]   Downloaded ed25519-zebra v3.1.0
[INFO] [stderr]   Downloaded getrandom_or_panic v0.0.3
[INFO] [stderr]   Downloaded sp-crypto-hashing v0.1.0
[INFO] [stderr]   Downloaded sp-externalities v0.26.0
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[INFO] [stderr]   Downloaded fs-err v2.11.0
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[INFO] [stderr]   Downloaded fiat-crypto v0.2.6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+82310651b93a594a3fd69015e1562186a080d94c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a1a1eb0f1c1ea7ad01cf9f17924932364048f3cb4266eb2324be22afef5d5bec
[INFO] running `Command { std: "docker" "start" "-a" "a1a1eb0f1c1ea7ad01cf9f17924932364048f3cb4266eb2324be22afef5d5bec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a1a1eb0f1c1ea7ad01cf9f17924932364048f3cb4266eb2324be22afef5d5bec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a1a1eb0f1c1ea7ad01cf9f17924932364048f3cb4266eb2324be22afef5d5bec", kill_on_drop: false }`
[INFO] [stdout] a1a1eb0f1c1ea7ad01cf9f17924932364048f3cb4266eb2324be22afef5d5bec
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+82310651b93a594a3fd69015e1562186a080d94c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c0462b7f58ba83f71b711ba10704eaad47d0c62c492202d4899fc16783c02568
[INFO] running `Command { std: "docker" "start" "-a" "c0462b7f58ba83f71b711ba10704eaad47d0c62c492202d4899fc16783c02568", kill_on_drop: false }`
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[INFO] [stderr]     Checking secp256k1 v0.28.2
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[INFO] [stderr]    Compiling sp-runtime-interface-proc-macro v17.0.0
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[INFO] [stderr]     Checking curve25519-dalek v3.2.0
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[INFO] [stderr]     Checking frame-metadata v16.0.0
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[INFO] [stderr]     Checking subxt-metadata v0.34.0
[INFO] [stderr]     Checking acala-repro v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `metadata`
[INFO] [stdout]   --> src/main.rs:13:9
[INFO] [stdout]    |
[INFO] [stdout] 13 |     let metadata: Metadata = Decode::decode(&mut decoded.as_slice())?;
[INFO] [stdout]    |         ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_metadata`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `metadata`
[INFO] [stdout]   --> src/main.rs:13:9
[INFO] [stdout]    |
[INFO] [stdout] 13 |     let metadata: Metadata = Decode::decode(&mut decoded.as_slice())?;
[INFO] [stdout]    |         ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_metadata`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 46.78s
[INFO] running `Command { std: "docker" "inspect" "c0462b7f58ba83f71b711ba10704eaad47d0c62c492202d4899fc16783c02568", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c0462b7f58ba83f71b711ba10704eaad47d0c62c492202d4899fc16783c02568", kill_on_drop: false }`
[INFO] [stdout] c0462b7f58ba83f71b711ba10704eaad47d0c62c492202d4899fc16783c02568
