[INFO] cloning repository https://github.com/rust-lang-nursery/rls
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/rust-lang-nursery/rls" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frust-lang-nursery%2Frls", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frust-lang-nursery%2Frls'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 32c0fe006dcdc13e1ca0ca31de543e4436c1299e
[INFO] checking rust-lang-nursery/rls against master#3aedcf06b73fc36feeebca3d579e1d2a6c40acc5 for pr-65819
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frust-lang-nursery%2Frls" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/rust-lang-nursery/rls on toolchain 3aedcf06b73fc36feeebca3d579e1d2a6c40acc5
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3aedcf06b73fc36feeebca3d579e1d2a6c40acc5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/rust-lang-nursery/rls
[INFO] finished tweaking git repo https://github.com/rust-lang-nursery/rls
[INFO] tweaked toml for git repo https://github.com/rust-lang-nursery/rls written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/rust-lang-nursery/rls already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3aedcf06b73fc36feeebca3d579e1d2a6c40acc5" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/jobserver:/tmp/crater-runner-fifo:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:c46a2d1a26fb48b37929c74ca49dd9409f2375a0a3bdb8fe07617f3ffccaa889" "/opt/rustwide/cargo-home/bin/cargo" "+3aedcf06b73fc36feeebca3d579e1d2a6c40acc5" "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] a575c96241177724f98855c5ba82cb76b4c41074ca6f221f98f2db5522a655f6
[INFO] running `Command { std: "docker" "start" "-a" "a575c96241177724f98855c5ba82cb76b4c41074ca6f221f98f2db5522a655f6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a575c96241177724f98855c5ba82cb76b4c41074ca6f221f98f2db5522a655f6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a575c96241177724f98855c5ba82cb76b4c41074ca6f221f98f2db5522a655f6", kill_on_drop: false }`
[INFO] [stdout] a575c96241177724f98855c5ba82cb76b4c41074ca6f221f98f2db5522a655f6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/jobserver:/tmp/crater-runner-fifo:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "RUSTUP_TOOLCHAIN=3aedcf06b73fc36feeebca3d579e1d2a6c40acc5" "-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:c46a2d1a26fb48b37929c74ca49dd9409f2375a0a3bdb8fe07617f3ffccaa889" "/tmp/crater-runner-fifo/jobserver-crater-fwd" "/opt/rustwide/cargo-home/bin/cargo" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] eb434b655c851d9b0c46805c419332384cb804712cd9e6f69f61eb0e0d38c726
[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" "eb434b655c851d9b0c46805c419332384cb804712cd9e6f69f61eb0e0d38c726", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.91
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling syn v1.0.60
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling version_check v0.9.2
[INFO] [stderr]    Compiling serde_derive v1.0.123
[INFO] [stderr]    Compiling serde v1.0.123
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]     Checking ppv-lite86 v0.2.10
[INFO] [stderr]    Compiling pkg-config v0.3.19
[INFO] [stderr]     Checking pin-project-lite v0.2.4
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]     Checking smallvec v1.6.1
[INFO] [stderr]    Compiling typenum v1.12.0
[INFO] [stderr]    Compiling getrandom v0.2.2
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]     Checking once_cell v1.5.2
[INFO] [stderr]     Checking either v1.6.1
[INFO] [stderr]     Checking hashbrown v0.9.1
[INFO] [stderr]    Compiling rustc-rayon-core v0.3.1
[INFO] [stderr]     Checking unicode-width v0.1.8
[INFO] [stderr]    Compiling serde_json v1.0.61
[INFO] [stderr]     Checking itoa v0.4.7
[INFO] [stderr]     Checking arrayvec v0.5.2
[INFO] [stderr]     Checking opaque-debug v0.3.0
[INFO] [stderr]     Checking rustc-hash v1.1.0
[INFO] [stderr]     Checking cpuid-bool v0.1.2
[INFO] [stderr]     Checking rustc-ap-rustc_graphviz v712.0.0
[INFO] [stderr]     Checking stable_deref_trait v1.2.0
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]     Checking futures-sink v0.3.12
[INFO] [stderr]    Compiling proc-macro-hack v0.5.19
[INFO] [stderr]    Compiling proc-macro-nested v0.1.7
[INFO] [stderr]     Checking scoped-tls v1.0.0
[INFO] [stderr]     Checking termcolor v1.1.2
[INFO] [stderr]     Checking unicode-xid v0.2.1
[INFO] [stderr]     Checking futures-io v0.3.12
[INFO] [stderr]     Checking futures v0.1.30
[INFO] [stderr]     Checking pin-project-lite v0.1.11
[INFO] [stderr]    Compiling winapi v0.3.9
[INFO] [stderr]    Compiling crc32fast v1.2.1
[INFO] [stderr]     Checking annotate-snippets v0.8.0
[INFO] [stderr]     Checking rustc-ap-rustc_fs_util v712.0.0
[INFO] [stderr]    Compiling anyhow v1.0.38
[INFO] [stderr]     Checking percent-encoding v2.1.0
[INFO] [stderr]     Checking quick-error v1.2.3
[INFO] [stderr]    Compiling const_fn v0.4.5
[INFO] [stderr]     Checking ansi_term v0.11.0
[INFO] [stderr]     Checking vec_map v0.8.2
[INFO] [stderr]     Checking strsim v0.8.0
[INFO] [stderr]    Compiling curl v0.4.34
[INFO] [stderr]     Checking same-file v1.0.6
[INFO] [stderr]     Checking semver-parser v0.7.0
[INFO] [stderr]    Compiling openssl v0.10.32
[INFO] [stderr]    Compiling unicode-segmentation v1.7.1
[INFO] [stderr]    Compiling rayon-core v1.9.0
[INFO] [stderr]     Checking hex v0.3.2
[INFO] [stderr]     Checking humantime v2.1.0
[INFO] [stderr]     Checking utf8parse v0.1.1
[INFO] [stderr]     Checking shell-escape v0.1.5
[INFO] [stderr]    Compiling rustc_tools_util v0.2.0
[INFO] [stderr]     Checking rustc-workspace-hack v1.0.0
[INFO] [stderr]     Checking byteorder v1.4.2
[INFO] [stderr]    Compiling rustfmt-nightly v1.4.37 (https://github.com/rust-lang/rustfmt?branch=rustfmt-1.4.37#0bd2b192)
[INFO] [stderr]     Checking bytesize v1.0.1
[INFO] [stderr]     Checking unicode_categories v0.1.1
[INFO] [stderr]     Checking bytecount v0.6.2
[INFO] [stderr]     Checking home v0.5.3
[INFO] [stderr]     Checking json v0.11.15
[INFO] [stderr]     Checking lazycell v1.3.0
[INFO] [stderr]     Checking opener v0.4.1
[INFO] [stderr]     Checking ordslice v0.3.0
[INFO] [stderr]     Checking difference v2.0.0
[INFO] [stderr]     Checking instant v0.1.9
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling memoffset v0.5.6
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.2
[INFO] [stderr]    Compiling indexmap v1.6.1
[INFO] [stderr]    Compiling crossbeam-utils v0.8.1
[INFO] [stderr]    Compiling memoffset v0.6.1
[INFO] [stderr]    Compiling rayon v1.5.0
[INFO] [stderr]     Checking tracing-core v0.1.17
[INFO] [stderr]    Compiling generic-array v0.14.4
[INFO] [stderr]    Compiling unicase v2.6.0
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling im-rc v15.0.0
[INFO] [stderr]     Checking lock_api v0.4.2
[INFO] [stderr]     Checking thread_local v1.1.3
[INFO] [stderr]     Checking futures-task v0.3.12
[INFO] [stderr]     Checking tinyvec v1.1.1
[INFO] [stderr]     Checking itertools v0.9.0
[INFO] [stderr]     Checking itertools v0.8.2
[INFO] [stderr]     Checking getopts v0.2.21
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking futures-channel v0.3.12
[INFO] [stderr]     Checking rustc-ap-rustc_lexer v712.0.0
[INFO] [stderr]     Checking humantime v1.3.0
[INFO] [stderr]     Checking form_urlencoded v1.0.0
[INFO] [stderr]     Checking annotate-snippets v0.6.1
[INFO] [stderr]     Checking walkdir v2.3.1
[INFO] [stderr]    Compiling heck v0.3.2
[INFO] [stderr]     Checking vte v0.3.3
[INFO] [stderr]    Compiling rls v1.41.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking fst v0.3.5
[INFO] [stderr]     Checking unicode-normalization v0.1.16
[INFO] [stderr]     Checking strip-ansi-escapes v0.1.0
[INFO] [stderr]    Compiling jobserver v0.1.21
[INFO] [stderr]    Compiling filetime v0.2.14
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking parking_lot_core v0.8.2
[INFO] [stderr]     Checking perf-event-open-sys v1.0.1
[INFO] [stderr]     Checking memmap v0.7.0
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking net2 v0.2.37
[INFO] [stderr]     Checking iovec v0.1.4
[INFO] [stderr]     Checking socket2 v0.3.19
[INFO] [stderr]     Checking signal-hook-registry v1.3.0
[INFO] [stderr]     Checking termize v0.1.1
[INFO] [stderr]     Checking dirs-sys v0.3.5
[INFO] [stderr]    Compiling quote v1.0.8
[INFO] [stderr]     Checking ena v0.14.0
[INFO] [stderr]     Checking aho-corasick v0.7.15
[INFO] [stderr]     Checking bstr v0.2.14
[INFO] [stderr]     Checking idna v0.2.1
[INFO] [stderr]     Checking idna v0.1.5
[INFO] [stderr]     Checking bitmaps v2.1.0
[INFO] [stderr]    Compiling cc v1.0.66
[INFO] [stderr]    Compiling tar v0.4.32
[INFO] [stderr]     Checking parking_lot v0.11.1
[INFO] [stderr]     Checking rand_core v0.6.1
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking mio v0.6.23
[INFO] [stderr]     Checking dirs v2.0.2
[INFO] [stderr]     Checking miow v0.3.6
[INFO] [stderr]     Checking crossbeam-queue v0.2.3
[INFO] [stderr]     Checking rustc-ap-rustc_serialize v712.0.0
[INFO] [stderr]     Checking crossbeam-epoch v0.9.1
[INFO] [stderr]     Checking crossbeam-channel v0.5.0
[INFO] [stderr]     Checking regex v1.4.3
[INFO] [stderr]     Checking url v1.7.2
[INFO] [stderr]     Checking digest v0.9.0
[INFO] [stderr]     Checking block-buffer v0.9.0
[INFO] [stderr]     Checking measureme v9.1.0
[INFO] [stderr]     Checking rand_chacha v0.3.0
[INFO] [stderr]    Compiling openssl-sys v0.9.60
[INFO] [stderr]    Compiling psm v0.1.12
[INFO] [stderr]    Compiling libz-sys v1.1.2
[INFO] [stderr]    Compiling stacker v0.1.13
[INFO] [stderr]    Compiling libnghttp2-sys v0.1.6+1.43.0
[INFO] [stderr]    Compiling libssh2-sys v0.2.21
[INFO] [stderr]    Compiling curl-sys v0.4.40+curl-7.75.0
[INFO] [stderr]    Compiling libgit2-sys v0.12.18+1.1.0
[INFO] [stderr]     Checking sized-chunks v0.6.2
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking rand_xoshiro v0.4.0
[INFO] [stderr]     Checking mio-uds v0.6.8
[INFO] [stderr]     Checking term v0.6.1
[INFO] [stderr]     Checking crossbeam-deque v0.7.3
[INFO] [stderr]     Checking crossbeam-deque v0.8.0
[INFO] [stderr]     Checking sha-1 v0.9.3
[INFO] [stderr]     Checking md-5 v0.9.1
[INFO] [stderr]     Checking sha2 v0.9.3
[INFO] [stderr]     Checking globset v0.4.6
[INFO] [stderr]     Checking env_logger v0.7.1
[INFO] [stderr]     Checking env_logger v0.8.2
[INFO] [stderr]     Checking env_logger v0.6.2
[INFO] [stderr]     Checking rand v0.8.3
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]    Compiling synstructure v0.12.4
[INFO] [stderr]     Checking ignore v0.4.17
[INFO] [stderr]     Checking tempfile v3.2.0
[INFO] [stderr]     Checking rustc-rayon v0.3.1
[INFO] [stderr]     Checking flate2 v1.0.20
[INFO] [stderr]    Compiling cargo v0.53.0 (https://github.com/rust-lang/cargo?rev=58a961314437258065e23cb6316dfc121d96fb71#58a96131)
[INFO] [stderr]    Compiling tracing-attributes v0.1.12
[INFO] [stderr]    Compiling rustc-ap-rustc_macros v712.0.0
[INFO] [stderr]    Compiling futures-macro v0.3.12
[INFO] [stderr]    Compiling tokio-macros v0.2.6
[INFO] [stderr]    Compiling derive_more v0.99.11
[INFO] [stderr]    Compiling structopt-derive v0.4.14
[INFO] [stderr]    Compiling derive-new v0.5.8
[INFO] [stderr]    Compiling thiserror-impl v1.0.23
[INFO] [stderr]    Compiling rustfmt-config_proc_macro v0.2.0 (https://github.com/rust-lang/rustfmt?branch=rustfmt-1.4.37#0bd2b192)
[INFO] [stderr]    Compiling serde_repr v0.1.6
[INFO] [stderr]     Checking crypto-hash v0.3.4
[INFO] [stderr]     Checking tracing v0.1.23
[INFO] [stderr]     Checking rustc-ap-rustc_index v712.0.0
[INFO] [stderr]     Checking futures-util v0.3.12
[INFO] [stderr]     Checking tokio v0.2.25
[INFO] [stderr]     Checking structopt v0.3.21
[INFO] [stderr]     Checking cargo-util v0.1.0 (https://github.com/rust-lang/cargo?rev=58a961314437258065e23cb6316dfc121d96fb71#58a96131)
[INFO] [stderr]     Checking rustc-ap-rustc_data_structures v712.0.0
[INFO] [stderr]     Checking thiserror v1.0.23
[INFO] [stderr]     Checking futures-executor v0.3.12
[INFO] [stderr]     Checking tokio-util v0.3.1
[INFO] [stderr]     Checking rls-span v0.5.3
[INFO] [stderr]     Checking url v2.2.0
[INFO] [stderr]     Checking semver v0.9.0
[INFO] [stderr]     Checking toml v0.5.8
[INFO] [stderr]     Checking semver v0.10.0
[INFO] [stderr]     Checking serde_ignored v0.1.2
[INFO] [stderr]     Checking cargo-platform v0.1.1 (https://github.com/rust-lang/cargo?rev=58a961314437258065e23cb6316dfc121d96fb71#58a96131)
[INFO] [stderr]     Checking futures v0.3.12
[INFO] [stderr]     Checking rustc-ap-rustc_arena v712.0.0
[INFO] [stderr]     Checking rls-data v0.19.1
[INFO] [stderr]     Checking rls-vfs v0.8.0
[INFO] [stderr]     Checking rustfix v0.5.1
[INFO] [stderr]     Checking lsp-codec v0.2.0
[INFO] [stderr]     Checking lsp-types v0.60.0
[INFO] [stderr]     Checking cargo_metadata v0.8.2
[INFO] [stderr]     Checking jsonrpc-core v17.0.0
[INFO] [stderr]     Checking parity-tokio-ipc v0.8.0
[INFO] [stderr]     Checking rustc-ap-rustc_span v712.0.0
[INFO] [stderr]     Checking rls-analysis v0.18.1
[INFO] [stderr]     Checking jsonrpc-server-utils v17.0.0
[INFO] [stderr]     Checking jsonrpc-pubsub v17.0.0
[INFO] [stderr]     Checking rustc-ap-rustc_ast v712.0.0
[INFO] [stderr]     Checking rustc-ap-rustc_target v712.0.0
[INFO] [stderr]     Checking rustc-ap-rustc_feature v712.0.0
[INFO] [stderr]    Compiling proc-macro-crate v0.1.5
[INFO] [stderr]     Checking jsonrpc-ipc-server v17.0.1
[INFO] [stderr]     Checking jsonrpc-client-transports v17.0.0
[INFO] [stderr]    Compiling jsonrpc-derive v17.0.0
[INFO] [stderr]     Checking jsonrpc-core-client v17.0.0
[INFO] [stderr]     Checking rustc-ap-rustc_ast_pretty v712.0.0
[INFO] [stderr]     Checking rustc-ap-rustc_lint_defs v712.0.0
[INFO] [stderr]     Checking rustc-ap-rustc_errors v712.0.0
[INFO] [stderr]     Checking rustc-ap-rustc_session v712.0.0
[INFO] [stderr]     Checking rustc-ap-rustc_parse v712.0.0
[INFO] [stderr]     Checking rustc-ap-rustc_attr v712.0.0
[INFO] [stdout] error: environment variable `CFG_RELEASE` not defined
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/rustc-ap-rustc_attr-712.0.0/src/builtin.rs:594:47
[INFO] [stdout]     |
[INFO] [stdout] 594 |             let rustc_version = parse_version(env!("CFG_RELEASE"), true).unwrap();
[INFO] [stdout]     |                                               ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rustc-ap-rustc_attr`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "eb434b655c851d9b0c46805c419332384cb804712cd9e6f69f61eb0e0d38c726", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eb434b655c851d9b0c46805c419332384cb804712cd9e6f69f61eb0e0d38c726", kill_on_drop: false }`
[INFO] [stdout] eb434b655c851d9b0c46805c419332384cb804712cd9e6f69f61eb0e0d38c726