[INFO] fetching crate monistode-emulator 0.2.6...
[INFO] checking monistode-emulator-0.2.6 against try#1f308f12738d8cc40bb23bf0c8114b37c164bb49 for pr-137268
[INFO] extracting crate monistode-emulator 0.2.6 into /workspace/builds/worker-6-tc2/source
[INFO] validating manifest of crates.io crate monistode-emulator 0.2.6 on toolchain 1f308f12738d8cc40bb23bf0c8114b37c164bb49
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1f308f12738d8cc40bb23bf0c8114b37c164bb49" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate monistode-emulator 0.2.6
[INFO] finished tweaking crates.io crate monistode-emulator 0.2.6
[INFO] tweaked toml for crates.io crate monistode-emulator 0.2.6 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1f308f12738d8cc40bb23bf0c8114b37c164bb49" "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 25 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1f308f12738d8cc40bb23bf0c8114b37c164bb49" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:b0b074c097205a61b89e8ad263052f976b2b332c4dc5f02aef1fe52501660d6e" "/opt/rustwide/cargo-home/bin/cargo" "+1f308f12738d8cc40bb23bf0c8114b37c164bb49" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 87b6cbe4a3e3505c71dea40edbbecbfb061965c92466c6966d06cf396784e81f
[INFO] running `Command { std: "docker" "start" "-a" "87b6cbe4a3e3505c71dea40edbbecbfb061965c92466c6966d06cf396784e81f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "87b6cbe4a3e3505c71dea40edbbecbfb061965c92466c6966d06cf396784e81f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "87b6cbe4a3e3505c71dea40edbbecbfb061965c92466c6966d06cf396784e81f", kill_on_drop: false }`
[INFO] [stdout] 87b6cbe4a3e3505c71dea40edbbecbfb061965c92466c6966d06cf396784e81f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:b0b074c097205a61b89e8ad263052f976b2b332c4dc5f02aef1fe52501660d6e" "/opt/rustwide/cargo-home/bin/cargo" "+1f308f12738d8cc40bb23bf0c8114b37c164bb49" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 30dcdbe1fd8816ad26299eaeff98cd0a6e5e30f5b60d85a96904d51a6fac21bf
[INFO] running `Command { std: "docker" "start" "-a" "30dcdbe1fd8816ad26299eaeff98cd0a6e5e30f5b60d85a96904d51a6fac21bf", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.95
[INFO] [stderr]    Compiling unicode-ident v1.0.18
[INFO] [stderr]    Compiling radium v0.7.0
[INFO] [stderr]    Compiling serde v1.0.219
[INFO] [stderr]     Checking tap v1.0.1
[INFO] [stderr]     Checking equivalent v1.0.2
[INFO] [stderr]     Checking hashbrown v0.15.3
[INFO] [stderr]    Compiling autocfg v1.4.0
[INFO] [stderr]     Checking unicode-segmentation v1.12.0
[INFO] [stderr]     Checking funty v2.0.0
[INFO] [stderr]     Checking unsafe-libyaml v0.2.11
[INFO] [stderr]     Checking ryu v1.0.20
[INFO] [stderr]     Checking itoa v1.0.15
[INFO] [stderr]     Checking ux v0.1.6
[INFO] [stderr]     Checking wyz v0.5.1
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]     Checking convert_case v0.6.0
[INFO] [stderr]     Checking bitvec v1.0.1
[INFO] [stderr]     Checking indexmap v2.9.0
[INFO] [stderr]    Compiling quote v1.0.40
[INFO] [stderr]    Compiling syn v2.0.101
[INFO] [stderr]    Compiling serde_derive v1.0.219
[INFO] [stderr]    Compiling num-derive v0.4.2
[INFO] [stderr]     Checking serde_yaml v0.9.34+deprecated
[INFO] [stderr]     Checking monistode-binutils v0.1.4
[INFO] [stderr]     Checking monistode-emulator v0.2.6 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `executable`
[INFO] [stdout]    --> src/cisc_processor.rs:809:35
[INFO] [stdout]     |
[INFO] [stdout] 809 |     fn load_executable(&mut self, executable: &Executable) -> Result<(), String> {
[INFO] [stdout]     |                                   ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_executable`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `executable`
[INFO] [stdout]    --> src/cisc_processor.rs:809:35
[INFO] [stdout]     |
[INFO] [stdout] 809 |     fn load_executable(&mut self, executable: &Executable) -> Result<(), String> {
[INFO] [stdout]     |                                   ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_executable`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 16.55s
[INFO] running `Command { std: "docker" "inspect" "30dcdbe1fd8816ad26299eaeff98cd0a6e5e30f5b60d85a96904d51a6fac21bf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "30dcdbe1fd8816ad26299eaeff98cd0a6e5e30f5b60d85a96904d51a6fac21bf", kill_on_drop: false }`
[INFO] [stdout] 30dcdbe1fd8816ad26299eaeff98cd0a6e5e30f5b60d85a96904d51a6fac21bf