[INFO] fetching crate rb64 0.3.1...
[INFO] building rb64-0.3.1 against try#4987e9d4227139400384ab59296ffee3b0fb1183 for pr-146237-2
[INFO] extracting crate rb64 0.3.1 into /workspace/builds/worker-1-tc2/source
[INFO] started tweaking crates.io crate rb64 0.3.1
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate rb64 0.3.1
[INFO] tweaked toml for crates.io crate rb64 0.3.1 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate rb64 0.3.1 on toolchain 4987e9d4227139400384ab59296ffee3b0fb1183
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate rb64 0.3.1 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" "+4987e9d4227139400384ab59296ffee3b0fb1183" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] adf3f155aa3d8d1ee3d378d76d87230a032e68b6b73e446e14e10b59836bde43
[INFO] running `Command { std: "docker" "start" "-a" "adf3f155aa3d8d1ee3d378d76d87230a032e68b6b73e446e14e10b59836bde43", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "adf3f155aa3d8d1ee3d378d76d87230a032e68b6b73e446e14e10b59836bde43", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "adf3f155aa3d8d1ee3d378d76d87230a032e68b6b73e446e14e10b59836bde43", kill_on_drop: false }`
[INFO] [stdout] adf3f155aa3d8d1ee3d378d76d87230a032e68b6b73e446e14e10b59836bde43
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bc7defe777d7836d67865e87015b9a42ab8b39fd9baa10efaf7df32d16a9dd82
[INFO] running `Command { std: "docker" "start" "-a" "bc7defe777d7836d67865e87015b9a42ab8b39fd9baa10efaf7df32d16a9dd82", kill_on_drop: false }`
[INFO] [stderr]    Compiling rb64 v0.3.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `crate::unreachable`
[INFO] [stdout]  --> src/decode.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use crate::unreachable;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::unreachable`
[INFO] [stdout]  --> src/encode.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::unreachable;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.46s
[INFO] running `Command { std: "docker" "inspect" "bc7defe777d7836d67865e87015b9a42ab8b39fd9baa10efaf7df32d16a9dd82", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bc7defe777d7836d67865e87015b9a42ab8b39fd9baa10efaf7df32d16a9dd82", kill_on_drop: false }`
[INFO] [stdout] bc7defe777d7836d67865e87015b9a42ab8b39fd9baa10efaf7df32d16a9dd82
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 83a135253c5e823cddb15540a948a7dc0996ee013ef1b567195ea1f008ce2e02
[INFO] running `Command { std: "docker" "start" "-a" "83a135253c5e823cddb15540a948a7dc0996ee013ef1b567195ea1f008ce2e02", kill_on_drop: false }`
[INFO] [stdout] warning: unused import: `crate::unreachable`
[INFO] [stdout]  --> src/decode.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use crate::unreachable;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling rb64 v0.3.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `crate::unreachable`
[INFO] [stdout]  --> src/encode.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::unreachable;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::unreachable`
[INFO] [stdout]  --> src/decode.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use crate::unreachable;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::unreachable`
[INFO] [stdout]  --> src/encode.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::unreachable;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.94s
[INFO] running `Command { std: "docker" "inspect" "83a135253c5e823cddb15540a948a7dc0996ee013ef1b567195ea1f008ce2e02", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "83a135253c5e823cddb15540a948a7dc0996ee013ef1b567195ea1f008ce2e02", kill_on_drop: false }`
[INFO] [stdout] 83a135253c5e823cddb15540a948a7dc0996ee013ef1b567195ea1f008ce2e02