[INFO] fetching crate yaxpeax-rx 0.0.1...
[INFO] checking yaxpeax-rx-0.0.1 against master#cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c for pr-143170
[INFO] extracting crate yaxpeax-rx 0.0.1 into /workspace/builds/worker-2-tc1/source
[INFO] started tweaking crates.io crate yaxpeax-rx 0.0.1
[INFO] finished tweaking crates.io crate yaxpeax-rx 0.0.1
[INFO] tweaked toml for crates.io crate yaxpeax-rx 0.0.1 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate yaxpeax-rx 0.0.1 on toolchain cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 3 packages to latest compatible versions
[INFO] [stderr]       Adding yaxpeax-arch v0.2.8 (available: v0.3.2)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] bc288e52c8ee7696806f69c99e5e3a30b85ed26eb1e93993cc7b4824d991aa45
[INFO] running `Command { std: "docker" "start" "-a" "bc288e52c8ee7696806f69c99e5e3a30b85ed26eb1e93993cc7b4824d991aa45", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bc288e52c8ee7696806f69c99e5e3a30b85ed26eb1e93993cc7b4824d991aa45", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bc288e52c8ee7696806f69c99e5e3a30b85ed26eb1e93993cc7b4824d991aa45", kill_on_drop: false }`
[INFO] [stdout] bc288e52c8ee7696806f69c99e5e3a30b85ed26eb1e93993cc7b4824d991aa45
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d02c5fce8d053c6a8468c7f391e5431d08112298a1593f65b23e7db6abd46923
[INFO] running `Command { std: "docker" "start" "-a" "d02c5fce8d053c6a8468c7f391e5431d08112298a1593f65b23e7db6abd46923", kill_on_drop: false }`
[INFO] [stderr]     Checking yaxpeax-arch v0.2.8
[INFO] [stderr]     Checking yaxpeax-rx v0.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: method `on_decode_end` is never used
[INFO] [stdout]     --> src/lib.rs:1007:8
[INFO] [stdout]      |
[INFO] [stdout] 936  | trait DecodeHandler<T: Reader<<RX as Arch>::Address, <RX as Arch>::Word>> {
[INFO] [stdout]      |       ------------- method in this trait
[INFO] [stdout] ...
[INFO] [stdout] 1007 |     fn on_decode_end(&mut self) {}
[INFO] [stdout]      |        ^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `on_decode_end` is never used
[INFO] [stdout]     --> src/lib.rs:1007:8
[INFO] [stdout]      |
[INFO] [stdout] 936  | trait DecodeHandler<T: Reader<<RX as Arch>::Address, <RX as Arch>::Word>> {
[INFO] [stdout]      |       ------------- method in this trait
[INFO] [stdout] ...
[INFO] [stdout] 1007 |     fn on_decode_end(&mut self) {}
[INFO] [stdout]      |        ^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.96s
[INFO] running `Command { std: "docker" "inspect" "d02c5fce8d053c6a8468c7f391e5431d08112298a1593f65b23e7db6abd46923", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d02c5fce8d053c6a8468c7f391e5431d08112298a1593f65b23e7db6abd46923", kill_on_drop: false }`
[INFO] [stdout] d02c5fce8d053c6a8468c7f391e5431d08112298a1593f65b23e7db6abd46923