[INFO] fetching crate holochain_locksmith 0.0.52-alpha2...
[INFO] checking holochain_locksmith-0.0.52-alpha2 against master#1f12b9b0fdbe735968ac002792a720f0ba4faca6 for crater-rollup-uwu
[INFO] extracting crate holochain_locksmith 0.0.52-alpha2 into /workspace/builds/worker-3-tc1/source
[INFO] validating manifest of crates.io crate holochain_locksmith 0.0.52-alpha2 on toolchain 1f12b9b0fdbe735968ac002792a720f0ba4faca6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate holochain_locksmith 0.0.52-alpha2
[INFO] finished tweaking crates.io crate holochain_locksmith 0.0.52-alpha2
[INFO] tweaked toml for crates.io crate holochain_locksmith 0.0.52-alpha2 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 35 packages to latest compatible versions
[INFO] [stderr]       Adding autocfg v0.1.8 (latest: v1.3.0)
[INFO] [stderr]       Adding backtrace v0.3.27 (latest: v0.3.73)
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[INFO] [stderr]       Adding cloudabi v0.0.3 (latest: v0.1.0)
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[INFO] [stderr]       Adding parking_lot v0.9.0 (latest: v0.12.3)
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[INFO] [stderr]       Adding redox_syscall v0.1.57 (latest: v0.5.3)
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[INFO] [stderr]       Adding smallvec v0.6.14 (latest: v1.13.2)
[INFO] [stderr]       Adding time v0.1.45 (latest: v0.3.36)
[INFO] [stderr]       Adding wasi v0.10.0+wasi-snapshot-preview1 (latest: v0.13.2+wasi-0.2.1)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded snowflake v1.3.0
[INFO] [stderr]   Downloaded backtrace v0.3.27
[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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] caa2d97b3db6e7e3e8efee4ce2665b25b7d2f2406c3119df6659288417e40d0b
[INFO] running `Command { std: "docker" "start" "-a" "caa2d97b3db6e7e3e8efee4ce2665b25b7d2f2406c3119df6659288417e40d0b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "caa2d97b3db6e7e3e8efee4ce2665b25b7d2f2406c3119df6659288417e40d0b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "caa2d97b3db6e7e3e8efee4ce2665b25b7d2f2406c3119df6659288417e40d0b", kill_on_drop: false }`
[INFO] [stdout] caa2d97b3db6e7e3e8efee4ce2665b25b7d2f2406c3119df6659288417e40d0b
[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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e457388ca8d67ce25b3b39e6e659463166e252a59baa51a81ec423d7c7cb37e0
[INFO] running `Command { std: "docker" "start" "-a" "e457388ca8d67ce25b3b39e6e659463166e252a59baa51a81ec423d7c7cb37e0", kill_on_drop: false }`
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]    Compiling shlex v1.3.0
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling autocfg v0.1.8
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking time v0.1.45
[INFO] [stderr]    Compiling backtrace v0.3.27
[INFO] [stderr]     Checking crossbeam-utils v0.6.6
[INFO] [stderr]    Compiling cc v1.1.15
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]     Checking smallvec v0.6.14
[INFO] [stderr]     Checking rustc-demangle v0.1.24
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]     Checking snowflake v1.3.0
[INFO] [stderr]     Checking crossbeam-channel v0.3.8
[INFO] [stderr]    Compiling parking_lot_core v0.6.3
[INFO] [stderr]    Compiling parking_lot v0.9.0
[INFO] [stderr]     Checking num-integer v0.1.46
[INFO] [stderr]    Compiling backtrace-sys v0.1.37
[INFO] [stderr]     Checking chrono v0.4.6
[INFO] [stderr]     Checking holochain_locksmith v0.0.52-alpha2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: fields `lock_type` and `kind` are never read
[INFO] [stdout]   --> src/error.rs:17:5
[INFO] [stdout]    |
[INFO] [stdout] 16 | pub struct LocksmithError {
[INFO] [stdout]    |            -------------- fields in this struct
[INFO] [stdout] 17 |     lock_type: LockType,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] 18 |     kind: LocksmithErrorKind,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `LocksmithError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `lock_type` and `kind` are never read
[INFO] [stdout]   --> src/error.rs:17:5
[INFO] [stdout]    |
[INFO] [stdout] 16 | pub struct LocksmithError {
[INFO] [stdout]    |            -------------- fields in this struct
[INFO] [stdout] 17 |     lock_type: LockType,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] 18 |     kind: LocksmithErrorKind,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `LocksmithError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.94s
[INFO] running `Command { std: "docker" "inspect" "e457388ca8d67ce25b3b39e6e659463166e252a59baa51a81ec423d7c7cb37e0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e457388ca8d67ce25b3b39e6e659463166e252a59baa51a81ec423d7c7cb37e0", kill_on_drop: false }`
[INFO] [stdout] e457388ca8d67ce25b3b39e6e659463166e252a59baa51a81ec423d7c7cb37e0