[INFO] fetching crate ra_ap_completion 0.0.38...
[INFO] checking ra_ap_completion-0.0.38 against try#8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8 for pr-82565
[INFO] extracting crate ra_ap_completion 0.0.38 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate ra_ap_completion 0.0.38 on toolchain 8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate ra_ap_completion 0.0.38
[INFO] finished tweaking crates.io crate ra_ap_completion 0.0.38
[INFO] tweaked toml for crates.io crate ra_ap_completion 0.0.38 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded ra_ap_paths v0.0.38
[INFO] [stderr]   Downloaded ra_ap_mbe v0.0.38
[INFO] [stderr]   Downloaded ra_ap_profile v0.0.38
[INFO] [stderr]   Downloaded ra_ap_stdx v0.0.38
[INFO] [stderr]   Downloaded ra_ap_parser v0.0.38
[INFO] [stderr]   Downloaded ra_ap_text_edit v0.0.38
[INFO] [stderr]   Downloaded ra_ap_cfg v0.0.38
[INFO] [stderr]   Downloaded ra_ap_base_db v0.0.38
[INFO] [stderr]   Downloaded ra_ap_vfs v0.0.38
[INFO] [stderr]   Downloaded ra_ap_tt v0.0.38
[INFO] [stderr]   Downloaded ra_ap_test_utils v0.0.38
[INFO] [stderr]   Downloaded chalk-solve v0.56.0
[INFO] [stderr]   Downloaded chalk-recursive v0.56.0
[INFO] [stderr]   Downloaded chalk-ir v0.56.0
[INFO] [stderr]   Downloaded ra_ap_la-arena v0.0.38
[INFO] [stderr]   Downloaded ra_ap_syntax v0.0.38
[INFO] [stderr]   Downloaded chalk-derive v0.56.0
[INFO] [stderr]   Downloaded ra_ap_ide_db v0.0.38
[INFO] [stderr]   Downloaded ra_ap_hir v0.0.38
[INFO] [stderr]   Downloaded ra_ap_hir_expand v0.0.38
[INFO] [stderr]   Downloaded ra_ap_hir_def v0.0.38
[INFO] [stderr]   Downloaded ra_ap_hir_ty v0.0.38
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 67b356ee77548db5967d843c2185814859c54d2d1cd8d703ed06f17a31afd373
[INFO] running `Command { std: "docker" "start" "-a" "67b356ee77548db5967d843c2185814859c54d2d1cd8d703ed06f17a31afd373", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "67b356ee77548db5967d843c2185814859c54d2d1cd8d703ed06f17a31afd373", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "67b356ee77548db5967d843c2185814859c54d2d1cd8d703ed06f17a31afd373", kill_on_drop: false }`
[INFO] [stdout] 67b356ee77548db5967d843c2185814859c54d2d1cd8d703ed06f17a31afd373
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] c4438723ec683d324443ce3380d0ab832aec5c1a029cd347388ee83f7c8637fc
[INFO] running `Command { std: "docker" "start" "-a" "c4438723ec683d324443ce3380d0ab832aec5c1a029cd347388ee83f7c8637fc", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling syn v1.0.64
[INFO] [stderr]    Compiling libc v0.2.88
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling serde_derive v1.0.124
[INFO] [stderr]    Compiling serde v1.0.124
[INFO] [stderr]     Checking once_cell v1.7.2
[INFO] [stderr]     Checking rustc-hash v1.1.0
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling serde_json v1.0.64
[INFO] [stderr]     Checking itoa v0.4.7
[INFO] [stderr]     Checking hashbrown v0.9.1
[INFO] [stderr]     Checking smallvec v1.6.1
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]     Checking either v1.6.1
[INFO] [stderr]     Checking text-size v1.1.0
[INFO] [stderr]     Checking regex-syntax v0.6.23
[INFO] [stderr]     Checking ra_ap_la-arena v0.0.38
[INFO] [stderr]     Checking dissimilar v1.0.2
[INFO] [stderr]    Compiling unicode-segmentation v1.7.1
[INFO] [stderr]     Checking drop_bomb v0.1.5
[INFO] [stderr]    Compiling fst v0.4.5
[INFO] [stderr]     Checking byteorder v1.4.3
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]     Checking pin-project-lite v0.2.6
[INFO] [stderr]     Checking arrayvec v0.5.2
[INFO] [stderr]     Checking ra_ap_paths v0.0.38
[INFO] [stderr]     Checking oorandom v11.1.3
[INFO] [stderr]     Checking ansi_term v0.12.1
[INFO] [stderr]     Checking fixedbitset v0.2.0
[INFO] [stderr]     Checking termcolor v1.1.2
[INFO] [stderr]    Compiling rayon-core v1.9.0
[INFO] [stderr]     Checking anymap v0.12.1
[INFO] [stderr]     Checking scoped-tls v1.0.0
[INFO] [stderr]     Checking instant v0.1.9
[INFO] [stderr]     Checking tracing-core v0.1.17
[INFO] [stderr]     Checking sharded-slab v0.1.1
[INFO] [stderr]     Checking lock_api v0.4.2
[INFO] [stderr]     Checking thread_local v1.1.3
[INFO] [stderr]     Checking ra_ap_text_edit v0.0.38
[INFO] [stderr]     Checking itertools v0.10.0
[INFO] [stderr]     Checking itertools v0.9.0
[INFO] [stderr]     Checking ra_ap_parser v0.0.38
[INFO] [stderr]     Checking rustc-ap-rustc_lexer v705.0.0
[INFO] [stderr]     Checking expect-test v1.1.0
[INFO] [stderr]    Compiling heck v0.3.2
[INFO] [stderr]    Compiling memoffset v0.6.1
[INFO] [stderr]    Compiling crossbeam-utils v0.8.3
[INFO] [stderr]    Compiling indexmap v1.6.2
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling rayon v1.5.0
[INFO] [stderr]     Checking always-assert v0.1.2
[INFO] [stderr]     Checking tracing-log v0.1.2
[INFO] [stderr]     Checking ena v0.14.0
[INFO] [stderr]     Checking ra_ap_stdx v0.0.38
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking perf-event-open-sys v1.0.1
[INFO] [stderr]     Checking parking_lot_core v0.8.3
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]     Checking perf-event v0.4.6
[INFO] [stderr]     Checking dashmap v4.0.2
[INFO] [stderr]     Checking parking_lot v0.11.1
[INFO] [stderr]     Checking crossbeam-epoch v0.9.3
[INFO] [stderr]     Checking crossbeam-channel v0.5.0
[INFO] [stderr]     Checking petgraph v0.5.1
[INFO] [stderr]     Checking ra_ap_vfs v0.0.38
[INFO] [stderr]     Checking crossbeam-deque v0.8.0
[INFO] [stderr]     Checking countme v2.0.4
[INFO] [stderr]     Checking ra_ap_profile v0.0.38
[INFO] [stderr]     Checking rowan v0.12.6
[INFO] [stderr]     Checking regex-automata v0.1.9
[INFO] [stderr]     Checking regex v1.4.4
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]     Checking matchers v0.0.1
[INFO] [stderr]    Compiling synstructure v0.12.4
[INFO] [stderr]    Compiling tracing-attributes v0.1.15
[INFO] [stderr]    Compiling salsa-macros v0.16.0
[INFO] [stderr]    Compiling chalk-derive v0.56.0
[INFO] [stderr]     Checking chalk-ir v0.56.0
[INFO] [stderr]     Checking tracing v0.1.25
[INFO] [stderr]     Checking salsa v0.16.0
[INFO] [stderr]     Checking smol_str v0.1.17
[INFO] [stderr]     Checking tracing-serde v0.1.2
[INFO] [stderr]     Checking ra_ap_tt v0.0.38
[INFO] [stderr]     Checking ra_ap_cfg v0.0.38
[INFO] [stderr]     Checking ra_ap_test_utils v0.0.38
[INFO] [stderr]     Checking tracing-subscriber v0.2.17
[INFO] [stderr]     Checking ra_ap_syntax v0.0.38
[INFO] [stderr]     Checking tracing-tree v0.1.9
[INFO] [stderr]     Checking chalk-solve v0.56.0
[INFO] [stderr]     Checking ra_ap_mbe v0.0.38
[INFO] [stderr]     Checking ra_ap_base_db v0.0.38
[INFO] [stderr]     Checking ra_ap_hir_expand v0.0.38
[INFO] [stderr]     Checking ra_ap_hir_def v0.0.38
[INFO] [stderr]     Checking chalk-recursive v0.56.0
[INFO] [stderr]     Checking ra_ap_hir_ty v0.0.38
[INFO] [stderr]     Checking ra_ap_hir v0.0.38
[INFO] [stderr]     Checking ra_ap_ide_db v0.0.38
[INFO] [stderr]     Checking ra_ap_completion v0.0.38 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 16s
[INFO] running `Command { std: "docker" "inspect" "c4438723ec683d324443ce3380d0ab832aec5c1a029cd347388ee83f7c8637fc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c4438723ec683d324443ce3380d0ab832aec5c1a029cd347388ee83f7c8637fc", kill_on_drop: false }`
[INFO] [stdout] c4438723ec683d324443ce3380d0ab832aec5c1a029cd347388ee83f7c8637fc