[INFO] cloning repository https://github.com/williballenthin/sled-pyo3-example
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/williballenthin/sled-pyo3-example" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwilliballenthin%2Fsled-pyo3-example", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwilliballenthin%2Fsled-pyo3-example'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 47399c1e1df444d855203ffcad97f0bfa50c2009
[INFO] checking williballenthin/sled-pyo3-example against master#1f12b9b0fdbe735968ac002792a720f0ba4faca6 for crater-rollup-uwu
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwilliballenthin%2Fsled-pyo3-example" "/workspace/builds/worker-5-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/williballenthin/sled-pyo3-example 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 git repo https://github.com/williballenthin/sled-pyo3-example
[INFO] finished tweaking git repo https://github.com/williballenthin/sled-pyo3-example
[INFO] tweaked toml for git repo https://github.com/williballenthin/sled-pyo3-example written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/williballenthin/sled-pyo3-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" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded pyo3cls v0.12.3
[INFO] [stderr]   Downloaded indoc-impl v0.3.6
[INFO] [stderr]   Downloaded ctor v0.1.16
[INFO] [stderr]   Downloaded inventory-impl v0.1.9
[INFO] [stderr]   Downloaded inventory v0.1.9
[INFO] [stderr]   Downloaded indoc v0.3.6
[INFO] [stderr]   Downloaded ghost v0.1.2
[INFO] [stderr]   Downloaded unindent v0.1.7
[INFO] [stderr]   Downloaded pyo3-derive-backend v0.12.3
[INFO] [stderr]   Downloaded pyo3-log v0.2.0
[INFO] [stderr]   Downloaded syn v1.0.45
[INFO] [stderr]   Downloaded pyo3 v0.12.3
[INFO] [stderr]   Downloaded sled v0.34.4
[INFO] [stderr]   Downloaded libc v0.2.79
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] d3f2b438f61915675c74580f5082f34191089f0b4e37942734b62bf6ca11b1e2
[INFO] running `Command { std: "docker" "start" "-a" "d3f2b438f61915675c74580f5082f34191089f0b4e37942734b62bf6ca11b1e2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d3f2b438f61915675c74580f5082f34191089f0b4e37942734b62bf6ca11b1e2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d3f2b438f61915675c74580f5082f34191089f0b4e37942734b62bf6ca11b1e2", kill_on_drop: false }`
[INFO] [stdout] d3f2b438f61915675c74580f5082f34191089f0b4e37942734b62bf6ca11b1e2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 07b61aa651c4202ee48edfd5452ca88f444124f2bcc2ecfa2149ea11be4433f1
[INFO] running `Command { std: "docker" "start" "-a" "07b61aa651c4202ee48edfd5452ca88f444124f2bcc2ecfa2149ea11be4433f1", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling syn v1.0.45
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]    Compiling libc v0.2.79
[INFO] [stderr]    Compiling proc-macro-hack v0.5.18
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]     Checking smallvec v1.4.2
[INFO] [stderr]    Compiling unindent v0.1.7
[INFO] [stderr]    Compiling inventory v0.1.9
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]    Compiling crc32fast v1.2.0
[INFO] [stderr]    Compiling pyo3 v0.12.3
[INFO] [stderr]     Checking instant v0.1.7
[INFO] [stderr]     Checking lock_api v0.4.1
[INFO] [stderr]     Checking arc-swap v0.4.7
[INFO] [stderr]    Compiling memoffset v0.5.6
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.2
[INFO] [stderr]     Checking fxhash v0.2.1
[INFO] [stderr]    Compiling paste-impl v0.1.18
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]     Checking parking_lot_core v0.8.0
[INFO] [stderr]     Checking fs2 v0.4.3
[INFO] [stderr]     Checking parking_lot v0.11.0
[INFO] [stderr]     Checking paste v0.1.18
[INFO] [stderr]     Checking sled v0.34.4
[INFO] [stderr]    Compiling pyo3-derive-backend v0.12.3
[INFO] [stderr]    Compiling indoc-impl v0.3.6
[INFO] [stderr]    Compiling ghost v0.1.2
[INFO] [stderr]    Compiling ctor v0.1.16
[INFO] [stderr]    Compiling inventory-impl v0.1.9
[INFO] [stderr]     Checking indoc v0.3.6
[INFO] [stderr]    Compiling pyo3cls v0.12.3
[INFO] [stderr]     Checking pyo3-log v0.2.0
[INFO] [stderr]     Checking sled-pyo3-example v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `inner` is never read
[INFO] [stdout]  --> src/lib.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub struct Db {
[INFO] [stdout]   |            -- field in this struct
[INFO] [stdout] 8 |     inner: sled::Tree,
[INFO] [stdout]   |     ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `Db` has a derived impl for the trait `Clone`, 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: field `inner` is never read
[INFO] [stdout]  --> src/lib.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub struct Db {
[INFO] [stdout]   |            -- field in this struct
[INFO] [stdout] 8 |     inner: sled::Tree,
[INFO] [stdout]   |     ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `Db` has a derived impl for the trait `Clone`, 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 6.31s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: pyo3 v0.12.3, pyo3-derive-backend v0.12.3
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1`
[INFO] running `Command { std: "docker" "inspect" "07b61aa651c4202ee48edfd5452ca88f444124f2bcc2ecfa2149ea11be4433f1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "07b61aa651c4202ee48edfd5452ca88f444124f2bcc2ecfa2149ea11be4433f1", kill_on_drop: false }`
[INFO] [stdout] 07b61aa651c4202ee48edfd5452ca88f444124f2bcc2ecfa2149ea11be4433f1