[INFO] fetching crate rust-visitor 0.3.0...
[INFO] testing rust-visitor-0.3.0 against 1.59.0 for beta-1.60-1
[INFO] extracting crate rust-visitor 0.3.0 into /workspace/builds/worker-12/source
[INFO] validating manifest of crates.io crate rust-visitor 0.3.0 on toolchain 1.59.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate rust-visitor 0.3.0
[INFO] finished tweaking crates.io crate rust-visitor 0.3.0
[INFO] tweaked toml for crates.io crate rust-visitor 0.3.0 written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded dashmap v4.0.2
[INFO] [stderr]   Downloaded ra_ap_stdx v0.0.77
[INFO] [stderr]   Downloaded perf-event v0.4.7
[INFO] [stderr]   Downloaded cov-mark v2.0.0-pre.1
[INFO] [stderr]   Downloaded ra_ap_syntax v0.0.77
[INFO] [stderr]   Downloaded ra_ap_profile v0.0.77
[INFO] [stderr]   Downloaded text-size v1.1.0
[INFO] [stderr]   Downloaded always-assert v0.1.2
[INFO] [stderr]   Downloaded ra_ap_la-arena v0.0.77
[INFO] [stderr]   Downloaded drop_bomb v0.1.5
[INFO] [stderr]   Downloaded rowan v0.14.1
[INFO] [stderr]   Downloaded countme v2.0.4
[INFO] [stderr]   Downloaded rustc-ap-rustc_lexer v725.0.0
[INFO] [stderr]   Downloaded ra_ap_text_edit v0.0.77
[INFO] [stderr]   Downloaded ra_ap_parser v0.0.77
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 95c598a1f34f0410d5f38960193d60411a5287bee31b1ac287ee8637a9106deb
[INFO] running `Command { std: "docker" "start" "-a" "95c598a1f34f0410d5f38960193d60411a5287bee31b1ac287ee8637a9106deb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "95c598a1f34f0410d5f38960193d60411a5287bee31b1ac287ee8637a9106deb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "95c598a1f34f0410d5f38960193d60411a5287bee31b1ac287ee8637a9106deb", kill_on_drop: false }`
[INFO] [stdout] 95c598a1f34f0410d5f38960193d60411a5287bee31b1ac287ee8637a9106deb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 323a5768008b29b038716429bf855d9b6ee869e210248b44e2caf60e72fd26bf
[INFO] running `Command { std: "docker" "start" "-a" "323a5768008b29b038716429bf855d9b6ee869e210248b44e2caf60e72fd26bf", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.136
[INFO] [stderr]    Compiling text-size v1.1.0
[INFO] [stderr]    Compiling hashbrown v0.11.2
[INFO] [stderr]    Compiling drop_bomb v0.1.5
[INFO] [stderr]    Compiling ra_ap_la-arena v0.0.77
[INFO] [stderr]    Compiling cov-mark v2.0.0-pre.1
[INFO] [stderr]    Compiling rustc-ap-rustc_lexer v725.0.0
[INFO] [stderr]    Compiling perf-event-open-sys v1.0.1
[INFO] [stderr]    Compiling dashmap v4.0.2
[INFO] [stderr]    Compiling always-assert v0.1.2
[INFO] [stderr]    Compiling ra_ap_stdx v0.0.77
[INFO] [stderr]    Compiling ra_ap_parser v0.0.77
[INFO] [stderr]    Compiling ra_ap_text_edit v0.0.77
[INFO] [stderr]    Compiling perf-event v0.4.7
[INFO] [stderr]    Compiling countme v2.0.4
[INFO] [stderr]    Compiling indexmap v1.8.0
[INFO] [stderr]    Compiling rowan v0.14.1
[INFO] [stderr]    Compiling ra_ap_profile v0.0.77
[INFO] [stderr]    Compiling smol_str v0.1.21
[INFO] [stderr]    Compiling ra_ap_syntax v0.0.77
[INFO] [stderr]    Compiling rust-visitor v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 8.25s
[INFO] running `Command { std: "docker" "inspect" "323a5768008b29b038716429bf855d9b6ee869e210248b44e2caf60e72fd26bf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "323a5768008b29b038716429bf855d9b6ee869e210248b44e2caf60e72fd26bf", kill_on_drop: false }`
[INFO] [stdout] 323a5768008b29b038716429bf855d9b6ee869e210248b44e2caf60e72fd26bf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f24fd2d4642881560fd3c02a021fad6336c0283e10e94afaeddc82a5e6f6bb71
[INFO] running `Command { std: "docker" "start" "-a" "f24fd2d4642881560fd3c02a021fad6336c0283e10e94afaeddc82a5e6f6bb71", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust-visitor v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.49s
[INFO] running `Command { std: "docker" "inspect" "f24fd2d4642881560fd3c02a021fad6336c0283e10e94afaeddc82a5e6f6bb71", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f24fd2d4642881560fd3c02a021fad6336c0283e10e94afaeddc82a5e6f6bb71", kill_on_drop: false }`
[INFO] [stdout] f24fd2d4642881560fd3c02a021fad6336c0283e10e94afaeddc82a5e6f6bb71
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 9b6a9a1f2a39e1e9843eca85263ee0a31f5419a74ef16741f09fc95fc38869cd
[INFO] running `Command { std: "docker" "start" "-a" "9b6a9a1f2a39e1e9843eca85263ee0a31f5419a74ef16741f09fc95fc38869cd", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/rust_visitor-4818d3c9cad55cec)
[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] [stderr]    Doc-tests rust-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] running `Command { std: "docker" "inspect" "9b6a9a1f2a39e1e9843eca85263ee0a31f5419a74ef16741f09fc95fc38869cd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9b6a9a1f2a39e1e9843eca85263ee0a31f5419a74ef16741f09fc95fc38869cd", kill_on_drop: false }`
[INFO] [stdout] 9b6a9a1f2a39e1e9843eca85263ee0a31f5419a74ef16741f09fc95fc38869cd