[INFO] updating cached repository https://github.com/jwilm/racerd
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune", kill_on_drop: false }`
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e3d380b9a1d3f3b67286d60465746bc89fea9098
[INFO] checking jwilm/racerd against master#4fb54ed484e2239a3e9eff3be17df00d2a162be3 for pr-73345
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjwilm%2Fracerd" "/workspace/builds/worker-1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/jwilm/racerd on toolchain 4fb54ed484e2239a3e9eff3be17df00d2a162be3
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4fb54ed484e2239a3e9eff3be17df00d2a162be3" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/jwilm/racerd
[INFO] finished tweaking git repo https://github.com/jwilm/racerd
[INFO] tweaked toml for git repo https://github.com/jwilm/racerd written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate git repo https://github.com/jwilm/racerd already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4fb54ed484e2239a3e9eff3be17df00d2a162be3" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:6c9ffe128752d56c8d75334ed354142a5229917ed99767f56566dd8e857ad726" "/opt/rustwide/cargo-home/bin/cargo" "+4fb54ed484e2239a3e9eff3be17df00d2a162be3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 86ac498461d9fbf78874bc02da970d33d67a25b8eb75d7f8b314c6ea2f316493
[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" "86ac498461d9fbf78874bc02da970d33d67a25b8eb75d7f8b314c6ea2f316493", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "86ac498461d9fbf78874bc02da970d33d67a25b8eb75d7f8b314c6ea2f316493", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "86ac498461d9fbf78874bc02da970d33d67a25b8eb75d7f8b314c6ea2f316493", kill_on_drop: false }`
[INFO] [stdout] 86ac498461d9fbf78874bc02da970d33d67a25b8eb75d7f8b314c6ea2f316493
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:6c9ffe128752d56c8d75334ed354142a5229917ed99767f56566dd8e857ad726" "/opt/rustwide/cargo-home/bin/cargo" "+4fb54ed484e2239a3e9eff3be17df00d2a162be3" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e1062d4dd4db976294e4cd9b4cba0faccb1cc1a44438d0894d32927c1f6ff846
[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" "e1062d4dd4db976294e4cd9b4cba0faccb1cc1a44438d0894d32927c1f6ff846", kill_on_drop: false }`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling libc v0.2.62
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]     Checking smallvec v0.6.10
[INFO] [stderr]    Compiling rand_core v0.4.2
[INFO] [stderr]    Compiling version_check v0.1.5
[INFO] [stderr]    Compiling proc-macro2 v1.0.1
[INFO] [stderr]    Compiling arrayvec v0.4.11
[INFO] [stderr]    Compiling siphasher v0.2.3
[INFO] [stderr]    Compiling syn v1.0.3
[INFO] [stderr]     Checking nodrop v0.1.13
[INFO] [stderr]     Checking traitobject v0.1.0
[INFO] [stderr]    Compiling rustc-rayon-core v0.2.0
[INFO] [stderr]    Compiling serde v1.0.99
[INFO] [stderr]     Checking matches v0.1.8
[INFO] [stderr]     Checking stable_deref_trait v1.1.1
[INFO] [stderr]    Compiling httparse v1.3.4
[INFO] [stderr]    Compiling rustc-rayon v0.2.0
[INFO] [stderr]     Checking safemem v0.3.2
[INFO] [stderr]    Compiling memchr v2.2.1
[INFO] [stderr]     Checking indexmap v1.0.2
[INFO] [stderr]     Checking percent-encoding v1.0.1
[INFO] [stderr]    Compiling ryu v1.0.0
[INFO] [stderr]     Checking typeable v0.1.2
[INFO] [stderr]     Checking rustc-ap-graphviz v546.0.0
[INFO] [stderr]    Compiling either v1.5.2
[INFO] [stderr]     Checking language-tags v0.2.2
[INFO] [stderr]    Compiling bitflags v1.1.0
[INFO] [stderr]     Checking modifier v0.1.0
[INFO] [stderr]     Checking termcolor v1.0.5
[INFO] [stderr]     Checking regex-syntax v0.6.11
[INFO] [stderr]    Compiling rustc-ap-rustc_target v546.0.0
[INFO] [stderr]     Checking quick-error v1.2.2
[INFO] [stderr]    Compiling gcc v0.3.55
[INFO] [stderr]    Compiling rustc-ap-syntax v546.0.0
[INFO] [stderr]     Checking annotate-snippets v0.6.1
[INFO] [stderr]     Checking rustc-serialize v0.3.24
[INFO] [stderr]     Checking rustc-ap-rustc_lexer v546.0.0
[INFO] [stderr]     Checking route-recognizer v0.1.13
[INFO] [stderr]     Checking constant_time_eq v0.1.3
[INFO] [stderr]     Checking strsim v0.9.2
[INFO] [stdout] error[E0433]: failed to resolve: could not find `property` in `unicode`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/rustc-ap-rustc_lexer-546.0.0/src/lib.rs:672:24
[INFO] [stdout]     |
[INFO] [stdout] 672 |         core::unicode::property::Pattern_White_Space(c)
[INFO] [stdout]     |                        ^^^^^^^^ could not find `property` in `unicode`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking rand_core v0.3.1
[INFO] [stderr]     Checking crossbeam-utils v0.2.2
[INFO] [stderr]     Checking crossbeam-utils v0.6.6
[INFO] [stderr]     Checking unicode-bidi v0.3.4
[INFO] [stdout] error[E0599]: no method named `is_xid_start` found for type `char` in the current scope
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/rustc-ap-rustc_lexer-546.0.0/src/lib.rs:689:33
[INFO] [stdout]     |
[INFO] [stdout] 689 |             || (c > '\x7f' && c.is_xid_start())
[INFO] [stdout]     |                                 ^^^^^^^^^^^^ method not found in `char`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `is_xid_continue` found for type `char` in the current scope
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/rustc-ap-rustc_lexer-546.0.0/src/lib.rs:708:33
[INFO] [stdout]     |
[INFO] [stdout] 708 |             || (c > '\x7f' && c.is_xid_continue())
[INFO] [stdout]     |                                 ^^^^^^^^^^^^^^^ method not found in `char`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking unsafe-any v0.4.2
[INFO] [stdout] error: aborting due to 3 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0433, E0599.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0433`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rustc-ap-rustc_lexer`.
[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" "e1062d4dd4db976294e4cd9b4cba0faccb1cc1a44438d0894d32927c1f6ff846", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e1062d4dd4db976294e4cd9b4cba0faccb1cc1a44438d0894d32927c1f6ff846", kill_on_drop: false }`
[INFO] [stdout] e1062d4dd4db976294e4cd9b4cba0faccb1cc1a44438d0894d32927c1f6ff846