[INFO] fetching crate microledger 0.1.1...
[INFO] checking microledger-0.1.1 against 1.95.0 for pr-155915
[INFO] extracting crate microledger 0.1.1 into /workspace/builds/worker-3-tc1/source
[INFO] started tweaking crates.io crate microledger 0.1.1
[INFO] finished tweaking crates.io crate microledger 0.1.1
[INFO] tweaked toml for crates.io crate microledger 0.1.1 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate microledger 0.1.1 on toolchain 1.95.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.95.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate microledger 0.1.1 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" "+1.95.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded zeroize v1.4.3
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.95.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] db44dfd1a0c31cd60ba9672fceece1ea3bf56f3868355d37ddb40c2ea0b58ea6
[INFO] running `Command { std: "docker" "start" "-a" "db44dfd1a0c31cd60ba9672fceece1ea3bf56f3868355d37ddb40c2ea0b58ea6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "db44dfd1a0c31cd60ba9672fceece1ea3bf56f3868355d37ddb40c2ea0b58ea6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "db44dfd1a0c31cd60ba9672fceece1ea3bf56f3868355d37ddb40c2ea0b58ea6", kill_on_drop: false }`
[INFO] [stdout] db44dfd1a0c31cd60ba9672fceece1ea3bf56f3868355d37ddb40c2ea0b58ea6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.95.0" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 318e9631e55825c5f55830d7d0ad6f17e05dd5e457eda38ff9d9b667c7fd6f0b
[INFO] running `Command { std: "docker" "start" "-a" "318e9631e55825c5f55830d7d0ad6f17e05dd5e457eda38ff9d9b667c7fd6f0b", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.47
[INFO] [stderr]    Compiling syn v1.0.104
[INFO] [stderr]    Compiling typenum v1.15.0
[INFO] [stderr]    Compiling generic-array v0.14.6
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[INFO] [stderr]     Checking block-padding v0.2.1
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[INFO] [stderr]    Compiling lock_api v0.4.9
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[INFO] [stderr]     Checking serde_cbor v0.11.2
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[INFO] [stderr]     Checking num v0.2.1
[INFO] [stderr]     Checking fraction v0.9.0
[INFO] [stderr]     Checking keri v0.8.2
[INFO] [stderr]     Checking microledger v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: method `at` is never used
[INFO] [stdout]   --> src/microledger.rs:61:8
[INFO] [stdout]    |
[INFO] [stdout] 21 | impl MicroLedger {
[INFO] [stdout]    | ---------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 61 |     fn at(&self, block_id: &DigitalFingerprint) -> Option<Self> {
[INFO] [stdout]    |        ^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 57.83s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: nom v5.1.2
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 3`
[INFO] running `Command { std: "docker" "inspect" "318e9631e55825c5f55830d7d0ad6f17e05dd5e457eda38ff9d9b667c7fd6f0b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "318e9631e55825c5f55830d7d0ad6f17e05dd5e457eda38ff9d9b667c7fd6f0b", kill_on_drop: false }`
[INFO] [stdout] 318e9631e55825c5f55830d7d0ad6f17e05dd5e457eda38ff9d9b667c7fd6f0b
