[INFO] fetching crate another-visitor 0.1.0...
[INFO] testing another-visitor-0.1.0 against 1.79.0 for beta-1.80-4
[INFO] extracting crate another-visitor 0.1.0 into /workspace/builds/worker-3-tc1/source
[INFO] validating manifest of crates.io crate another-visitor 0.1.0 on toolchain 1.79.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.79.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate another-visitor 0.1.0
[INFO] finished tweaking crates.io crate another-visitor 0.1.0
[INFO] tweaked toml for crates.io crate another-visitor 0.1.0 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] crate crates.io crate another-visitor 0.1.0 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" "+1.79.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded another-visitor-macros v0.1.0
[INFO] [stderr]   Downloaded quote v1.0.23
[INFO] [stderr]   Downloaded proc-macro2 v1.0.50
[INFO] [stderr]   Downloaded unicode-ident v1.0.6
[INFO] [stderr]   Downloaded syn v1.0.107
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:dff56e7819e73ed36160586b3445e93eb0be776c16704aeeded9c3fb668b2384" "/opt/rustwide/cargo-home/bin/cargo" "+1.79.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] cc0f5691e51f27bc2025382d082ceb8e9c68f8595f9b2481e98c3244f60eb961
[INFO] running `Command { std: "docker" "start" "-a" "cc0f5691e51f27bc2025382d082ceb8e9c68f8595f9b2481e98c3244f60eb961", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cc0f5691e51f27bc2025382d082ceb8e9c68f8595f9b2481e98c3244f60eb961", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cc0f5691e51f27bc2025382d082ceb8e9c68f8595f9b2481e98c3244f60eb961", kill_on_drop: false }`
[INFO] [stdout] cc0f5691e51f27bc2025382d082ceb8e9c68f8595f9b2481e98c3244f60eb961
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:dff56e7819e73ed36160586b3445e93eb0be776c16704aeeded9c3fb668b2384" "/opt/rustwide/cargo-home/bin/cargo" "+1.79.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 20834c642adf20c24cf3eea8ec09355cb4537eead15dd109228008f049373dca
[INFO] running `Command { std: "docker" "start" "-a" "20834c642adf20c24cf3eea8ec09355cb4537eead15dd109228008f049373dca", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.50
[INFO] [stderr]    Compiling unicode-ident v1.0.6
[INFO] [stderr]    Compiling quote v1.0.23
[INFO] [stderr]    Compiling syn v1.0.107
[INFO] [stderr]    Compiling downcast-rs v1.2.0
[INFO] [stderr]    Compiling another-visitor-macros v0.1.0
[INFO] [stderr]    Compiling another-visitor v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.99s
[INFO] running `Command { std: "docker" "inspect" "20834c642adf20c24cf3eea8ec09355cb4537eead15dd109228008f049373dca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "20834c642adf20c24cf3eea8ec09355cb4537eead15dd109228008f049373dca", kill_on_drop: false }`
[INFO] [stdout] 20834c642adf20c24cf3eea8ec09355cb4537eead15dd109228008f049373dca
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:dff56e7819e73ed36160586b3445e93eb0be776c16704aeeded9c3fb668b2384" "/opt/rustwide/cargo-home/bin/cargo" "+1.79.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 051e045f8a842a4b8eb4d3cf919ad6e9d1f0b4fe57fb8577ffa71dcece0b9417
[INFO] running `Command { std: "docker" "start" "-a" "051e045f8a842a4b8eb4d3cf919ad6e9d1f0b4fe57fb8577ffa71dcece0b9417", kill_on_drop: false }`
[INFO] [stderr]    Compiling another-visitor v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.99s
[INFO] running `Command { std: "docker" "inspect" "051e045f8a842a4b8eb4d3cf919ad6e9d1f0b4fe57fb8577ffa71dcece0b9417", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "051e045f8a842a4b8eb4d3cf919ad6e9d1f0b4fe57fb8577ffa71dcece0b9417", kill_on_drop: false }`
[INFO] [stdout] 051e045f8a842a4b8eb4d3cf919ad6e9d1f0b4fe57fb8577ffa71dcece0b9417
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:dff56e7819e73ed36160586b3445e93eb0be776c16704aeeded9c3fb668b2384" "/opt/rustwide/cargo-home/bin/cargo" "+1.79.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 749ad3bc692ebfe1d5421be46b211beb2e373f0030bd75887fa254aa1c6eff09
[INFO] running `Command { std: "docker" "start" "-a" "749ad3bc692ebfe1d5421be46b211beb2e373f0030bd75887fa254aa1c6eff09", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/another_visitor-36f934e2e05947a2)
[INFO] [stderr]    Doc-tests another_visitor
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "749ad3bc692ebfe1d5421be46b211beb2e373f0030bd75887fa254aa1c6eff09", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "749ad3bc692ebfe1d5421be46b211beb2e373f0030bd75887fa254aa1c6eff09", kill_on_drop: false }`
[INFO] [stdout] 749ad3bc692ebfe1d5421be46b211beb2e373f0030bd75887fa254aa1c6eff09