[INFO] fetching crate rust-visitor 0.1.0...
[INFO] checking rust-visitor-0.1.0 against try#f47dd4da3ae8c32c9e65d307bfe640b143e674df for pr-77526
[INFO] extracting crate rust-visitor 0.1.0 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate rust-visitor 0.1.0 on toolchain f47dd4da3ae8c32c9e65d307bfe640b143e674df
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate rust-visitor 0.1.0
[INFO] finished tweaking crates.io crate rust-visitor 0.1.0
[INFO] tweaked toml for crates.io crate rust-visitor 0.1.0 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded perf-event-open-sys v1.0.1
[INFO] [stderr]   Downloaded tracing-serde v0.1.2
[INFO] [stderr]   Downloaded thin-dst v1.1.0
[INFO] [stderr]   Downloaded rowan v0.10.0
[INFO] [stderr]   Downloaded rustc-ap-rustc_lexer v673.0.0
[INFO] [stderr]   Downloaded chalk-derive v0.27.0
[INFO] [stderr]   Downloaded chalk-ir v0.27.0
[INFO] [stderr]   Downloaded tracing-tree v0.1.6
[INFO] [stderr]   Downloaded sharded-slab v0.0.9
[INFO] [stderr]   Downloaded tracing-subscriber v0.2.13
[INFO] [stderr]   Downloaded drop_bomb v0.1.5
[INFO] [stderr]   Downloaded chalk-recursive v0.27.0
[INFO] [stderr]   Downloaded chalk-solve v0.27.0
[INFO] [stderr]   Downloaded fst v0.4.4
[INFO] [stderr]   Downloaded ra_ap_base_db v0.0.16
[INFO] [stderr]   Downloaded perf-event v0.4.5
[INFO] [stderr]   Downloaded salsa-macros v0.15.2
[INFO] [stderr]   Downloaded ra_ap_cfg v0.0.16
[INFO] [stderr]   Downloaded ra_ap_hir_expand v0.0.16
[INFO] [stderr]   Downloaded ra_ap_hir v0.0.16
[INFO] [stderr]   Downloaded ra_ap_mbe v0.0.16
[INFO] [stderr]   Downloaded text-size v1.0.0
[INFO] [stderr]   Downloaded ra_ap_parser v0.0.16
[INFO] [stderr]   Downloaded salsa v0.15.2
[INFO] [stderr]   Downloaded ra_ap_paths v0.0.16
[INFO] [stderr]   Downloaded ra_ap_tt v0.0.16
[INFO] [stderr]   Downloaded ra_ap_text_edit v0.0.16
[INFO] [stderr]   Downloaded ra_ap_arena v0.0.16
[INFO] [stderr]   Downloaded ra_ap_ide_db v0.0.16
[INFO] [stderr]   Downloaded ra_ap_profile v0.0.16
[INFO] [stderr]   Downloaded ra_ap_test_utils v0.0.16
[INFO] [stderr]   Downloaded ra_ap_stdx v0.0.16
[INFO] [stderr]   Downloaded ra_ap_syntax v0.0.16
[INFO] [stderr]   Downloaded ra_ap_hir_def v0.0.16
[INFO] [stderr]   Downloaded ra_ap_vfs v0.0.16
[INFO] [stderr]   Downloaded ra_ap_hir_ty v0.0.16
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e206eeb8a3e6c24947f08892478d8ea1b7c346f774cdfd5be600ed5e7c696fb8
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "e206eeb8a3e6c24947f08892478d8ea1b7c346f774cdfd5be600ed5e7c696fb8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e206eeb8a3e6c24947f08892478d8ea1b7c346f774cdfd5be600ed5e7c696fb8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e206eeb8a3e6c24947f08892478d8ea1b7c346f774cdfd5be600ed5e7c696fb8", kill_on_drop: false }`
[INFO] [stdout] e206eeb8a3e6c24947f08892478d8ea1b7c346f774cdfd5be600ed5e7c696fb8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b9e88c5f27ac1da3e919b796db71d035ca1b55df6efece30edd7e9d693328c34
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "b9e88c5f27ac1da3e919b796db71d035ca1b55df6efece30edd7e9d693328c34", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.79
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling serde_json v1.0.58
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]     Checking itoa v0.4.6
[INFO] [stderr]     Checking text-size v1.0.0
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]     Checking ra_ap_stdx v0.0.16
[INFO] [stderr]    Compiling fst v0.4.4
[INFO] [stderr]     Checking unicode-xid v0.2.1
[INFO] [stderr]     Checking drop_bomb v0.1.5
[INFO] [stderr]     Checking thin-dst v1.1.0
[INFO] [stderr]     Checking pin-project-lite v0.1.10
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]     Checking ra_ap_paths v0.0.16
[INFO] [stderr]     Checking oorandom v11.1.2
[INFO] [stderr]     Checking ra_ap_arena v0.0.16
[INFO] [stderr]     Checking anymap v0.12.1
[INFO] [stderr]     Checking scoped-tls v1.0.0
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]    Compiling num-integer v0.1.43
[INFO] [stderr]     Checking instant v0.1.7
[INFO] [stderr]    Compiling memoffset v0.5.6
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.2
[INFO] [stderr]    Compiling rayon v1.4.1
[INFO] [stderr]     Checking tracing-core v0.1.17
[INFO] [stderr]     Checking itertools v0.9.0
[INFO] [stderr]     Checking sharded-slab v0.0.9
[INFO] [stderr]     Checking thread_local v1.0.1
[INFO] [stderr]     Checking regex v1.3.9
[INFO] [stderr]     Checking lock_api v0.4.1
[INFO] [stderr]     Checking rustc-ap-rustc_lexer v673.0.0
[INFO] [stderr]     Checking ra_ap_text_edit v0.0.16
[INFO] [stderr]     Checking ra_ap_parser v0.0.16
[INFO] [stderr]     Checking ena v0.14.0
[INFO] [stderr]    Compiling syn v1.0.42
[INFO] [stderr]     Checking petgraph v0.5.1
[INFO] [stderr]     Checking tracing-log v0.1.1
[INFO] [stderr]     Checking regex-automata v0.1.9
[INFO] [stderr]     Checking crossbeam-channel v0.4.4
[INFO] [stderr]     Checking crossbeam-deque v0.7.3
[INFO] [stderr]     Checking parking_lot_core v0.8.0
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]     Checking perf-event-open-sys v1.0.1
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking ra_ap_vfs v0.0.16
[INFO] [stderr]     Checking rayon-core v1.8.1
[INFO] [stderr]     Checking perf-event v0.4.5
[INFO] [stderr]     Checking parking_lot v0.11.0
[INFO] [stderr]     Checking matchers v0.0.1
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]     Checking ra_ap_profile v0.0.16
[INFO] [stderr]    Compiling synstructure v0.12.4
[INFO] [stderr]    Compiling serde_derive v1.0.116
[INFO] [stderr]    Compiling tracing-attributes v0.1.11
[INFO] [stderr]    Compiling salsa-macros v0.15.2
[INFO] [stderr]    Compiling chalk-derive v0.27.0
[INFO] [stderr]     Checking chalk-ir v0.27.0
[INFO] [stderr]     Checking tracing v0.1.21
[INFO] [stderr]     Checking salsa v0.15.2
[INFO] [stderr]     Checking serde v1.0.116
[INFO] [stderr]     Checking smol_str v0.1.17
[INFO] [stderr]     Checking tracing-serde v0.1.2
[INFO] [stderr]     Checking rowan v0.10.0
[INFO] [stderr]     Checking ra_ap_tt v0.0.16
[INFO] [stderr]     Checking ra_ap_cfg v0.0.16
[INFO] [stderr]     Checking ra_ap_syntax v0.0.16
[INFO] [stderr]     Checking ra_ap_test_utils v0.0.16
[INFO] [stderr]     Checking tracing-subscriber v0.2.13
[INFO] [stderr]     Checking tracing-tree v0.1.6
[INFO] [stderr]     Checking chalk-solve v0.27.0
[INFO] [stderr]     Checking ra_ap_mbe v0.0.16
[INFO] [stderr]     Checking ra_ap_base_db v0.0.16
[INFO] [stderr]     Checking ra_ap_hir_expand v0.0.16
[INFO] [stderr]     Checking ra_ap_hir_def v0.0.16
[INFO] [stderr]     Checking chalk-recursive v0.27.0
[INFO] [stderr]     Checking ra_ap_hir_ty v0.0.16
[INFO] [stderr]     Checking ra_ap_hir v0.0.16
[INFO] [stderr]     Checking ra_ap_ide_db v0.0.16
[INFO] [stderr]     Checking rust-visitor v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 43s
[INFO] running `Command { std: "docker" "inspect" "b9e88c5f27ac1da3e919b796db71d035ca1b55df6efece30edd7e9d693328c34", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b9e88c5f27ac1da3e919b796db71d035ca1b55df6efece30edd7e9d693328c34", kill_on_drop: false }`
[INFO] [stdout] b9e88c5f27ac1da3e919b796db71d035ca1b55df6efece30edd7e9d693328c34