[INFO] cloning repository https://github.com/cburgdorf/rusty-rlp
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/cburgdorf/rusty-rlp" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcburgdorf%2Frusty-rlp", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcburgdorf%2Frusty-rlp'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 998bc1a38cb510adbc5257c664c9a7fd20bca8bf
[INFO] checking cburgdorf/rusty-rlp against try#b047d5f4496a7526d91d0dddea494c05853f2a7b for pr-122661-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcburgdorf%2Frusty-rlp" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/cburgdorf/rusty-rlp
[INFO] finished tweaking git repo https://github.com/cburgdorf/rusty-rlp
[INFO] tweaked toml for git repo https://github.com/cburgdorf/rusty-rlp written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/cburgdorf/rusty-rlp on toolchain b047d5f4496a7526d91d0dddea494c05853f2a7b
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b047d5f4496a7526d91d0dddea494c05853f2a7b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/cburgdorf/rusty-rlp 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" "+b047d5f4496a7526d91d0dddea494c05853f2a7b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/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:cf8efcab8866f2cf4285301c7418e2f4f2a9b088c91ba69c40d5b659f81557f7" "/opt/rustwide/cargo-home/bin/cargo" "+b047d5f4496a7526d91d0dddea494c05853f2a7b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9e05afe9eb1d9277a967d2f4035254a67f716d1b4009f52ae21b5302ef9f3702
[INFO] running `Command { std: "docker" "start" "-a" "9e05afe9eb1d9277a967d2f4035254a67f716d1b4009f52ae21b5302ef9f3702", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9e05afe9eb1d9277a967d2f4035254a67f716d1b4009f52ae21b5302ef9f3702", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9e05afe9eb1d9277a967d2f4035254a67f716d1b4009f52ae21b5302ef9f3702", kill_on_drop: false }`
[INFO] [stdout] 9e05afe9eb1d9277a967d2f4035254a67f716d1b4009f52ae21b5302ef9f3702
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/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:cf8efcab8866f2cf4285301c7418e2f4f2a9b088c91ba69c40d5b659f81557f7" "/opt/rustwide/cargo-home/bin/cargo" "+b047d5f4496a7526d91d0dddea494c05853f2a7b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 64c4e5109343692cbd33569b7e0fc36b18ebfba5be1053fbe3d5e00676b7de43
[INFO] running `Command { std: "docker" "start" "-a" "64c4e5109343692cbd33569b7e0fc36b18ebfba5be1053fbe3d5e00676b7de43", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.78
[INFO] [stderr]    Compiling unicode-ident v1.0.12
[INFO] [stderr]    Compiling libc v0.2.73
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]    Compiling proc-macro-hack v0.5.20+deprecated
[INFO] [stderr]     Checking rustc-hex v2.1.0
[INFO] [stderr]    Compiling serde v1.0.115
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling crunchy v0.2.2
[INFO] [stderr]     Checking ppv-lite86 v0.2.8
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]     Checking either v1.6.0
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]     Checking static_assertions v1.1.0
[INFO] [stderr]     Checking radium v0.3.0
[INFO] [stderr]    Compiling inventory v0.1.11
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]    Compiling tiny-keccak v2.0.2
[INFO] [stderr]     Checking smallvec v1.8.0
[INFO] [stderr]     Checking rlp v0.4.5
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]     Checking byte-slice-cast v0.3.5
[INFO] [stderr]     Checking arrayvec v0.5.1
[INFO] [stderr]     Checking instant v0.1.6
[INFO] [stderr]     Checking bitvec v0.17.4
[INFO] [stderr]    Compiling unindent v0.1.11
[INFO] [stderr]    Compiling pyo3 v0.11.1
[INFO] [stderr]     Checking impl-rlp v0.2.1
[INFO] [stderr]     Checking hex v0.4.2
[INFO] [stderr]    Compiling hex-literal v0.3.0
[INFO] [stderr]    Compiling lock_api v0.4.7
[INFO] [stderr]     Checking bytes v0.5.6
[INFO] [stderr]     Checking uint v0.8.5
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling rstest v0.6.4
[INFO] [stderr]    Compiling quote v1.0.35
[INFO] [stderr]    Compiling syn v2.0.48
[INFO] [stderr]    Compiling paste-impl v0.1.18
[INFO] [stderr]     Checking parking_lot_core v0.8.0
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking parking_lot v0.11.0
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking paste v0.1.18
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking fixed-hash v0.6.1
[INFO] [stderr]     Checking parity-scale-codec v1.3.4
[INFO] [stderr]     Checking impl-serde v0.3.1
[INFO] [stderr]     Checking ethbloom v0.9.2
[INFO] [stderr]    Compiling ghost v0.1.17
[INFO] [stderr]    Compiling pyo3-derive-backend v0.11.1
[INFO] [stderr]     Checking impl-codec v0.4.2
[INFO] [stderr]     Checking primitive-types v0.7.2
[INFO] [stderr]    Compiling ctor v0.1.26
[INFO] [stderr]    Compiling inventory-impl v0.1.11
[INFO] [stderr]    Compiling indoc-impl v0.3.6
[INFO] [stderr]     Checking indoc v0.3.6
[INFO] [stderr]     Checking ethereum-types v0.9.2
[INFO] [stderr]    Compiling pyo3cls v0.11.1
[INFO] [stderr]     Checking rusty-rlp v0.4.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/lib.rs:30:38
[INFO] [stdout]    |
[INFO] [stdout] 30 | fn _wrap_as_list_if_some(val: Option<&PyList>) -> Option<ListOrBytes> {
[INFO] [stdout]    |                                      ^^^^^^^             ----------- the same lifetime is hidden here
[INFO] [stdout]    |                                      |
[INFO] [stdout]    |                                      the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 30 | fn _wrap_as_list_if_some(val: Option<&PyList>) -> Option<ListOrBytes<'_>> {
[INFO] [stdout]    |                                                                     ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/lib.rs:30:38
[INFO] [stdout]    |
[INFO] [stdout] 30 | fn _wrap_as_list_if_some(val: Option<&PyList>) -> Option<ListOrBytes> {
[INFO] [stdout]    |                                      ^^^^^^^             ----------- the same lifetime is hidden here
[INFO] [stdout]    |                                      |
[INFO] [stdout]    |                                      the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 30 | fn _wrap_as_list_if_some(val: Option<&PyList>) -> Option<ListOrBytes<'_>> {
[INFO] [stdout]    |                                                                     ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 12.74s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: pyo3 v0.11.1, pyo3-derive-backend v0.11.1
[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" "64c4e5109343692cbd33569b7e0fc36b18ebfba5be1053fbe3d5e00676b7de43", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "64c4e5109343692cbd33569b7e0fc36b18ebfba5be1053fbe3d5e00676b7de43", kill_on_drop: false }`
[INFO] [stdout] 64c4e5109343692cbd33569b7e0fc36b18ebfba5be1053fbe3d5e00676b7de43