[INFO] updating cached repository https://github.com/racer-rust/racer
[INFO] running `"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"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 9aa59ce4486eec90af78bd3106afbf596dc7946b
[INFO] checking racer-rust/racer against try#4662032ab74cd44d423120d08d251dfead4914a0 for pr-72788
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fracer-rust%2Fracer" "/workspace/builds/worker-1/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/racer-rust/racer on toolchain 4662032ab74cd44d423120d08d251dfead4914a0
[INFO] running `"/workspace/cargo-home/bin/cargo" "+4662032ab74cd44d423120d08d251dfead4914a0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/racer-rust/racer
[INFO] removed workspace from git repo https://github.com/racer-rust/racer
[INFO] removed path dependency racer-cargo-metadata from git repo https://github.com/racer-rust/racer
[INFO] removed path dependency racer-testutils from git repo https://github.com/racer-rust/racer
[INFO] finished tweaking git repo https://github.com/racer-rust/racer
[INFO] tweaked toml for git repo https://github.com/racer-rust/racer written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate git repo https://github.com/racer-rust/racer already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+4662032ab74cd44d423120d08d251dfead4914a0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr] error: the lock file /workspace/builds/worker-1/source/Cargo.lock needs to be updated but --locked was passed to prevent this
[INFO] [stderr] If you want to try to generate the lock file without accessing the network, use the --offline flag.
[INFO] the lockfile is outdated, regenerating it
[INFO] running `"/workspace/cargo-home/bin/cargo" "+4662032ab74cd44d423120d08d251dfead4914a0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+4662032ab74cd44d423120d08d251dfead4914a0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"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" "/opt/rustwide/cargo-home/bin/cargo" "+4662032ab74cd44d423120d08d251dfead4914a0" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 03c70c2f741f8eba7887d2b0ec510a0d2e629c4b3c3b9acacd972b5d61842143
[INFO] running `"docker" "start" "-a" "03c70c2f741f8eba7887d2b0ec510a0d2e629c4b3c3b9acacd972b5d61842143"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.71
[INFO] [stderr]    Compiling proc-macro2 v1.0.18
[INFO] [stderr]    Compiling syn v1.0.30
[INFO] [stderr]     Checking smallvec v1.4.0
[INFO] [stderr]    Compiling rustc-rayon-core v0.3.0
[INFO] [stderr]     Checking either v1.5.3
[INFO] [stderr]     Checking stable_deref_trait v1.1.1
[INFO] [stderr]     Checking rustc-ap-graphviz v659.0.0
[INFO] [stderr]     Checking opaque-debug v0.2.3
[INFO] [stderr]    Compiling serde v1.0.111
[INFO] [stderr]     Checking unicode-xid v0.2.0
[INFO] [stderr]    Compiling rustc-ap-rustc_ast v659.0.0
[INFO] [stderr]    Compiling rustc-ap-rustc_target v659.0.0
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]     Checking annotate-snippets v0.6.1
[INFO] [stderr]     Checking quick-error v1.2.3
[INFO] [stderr]     Checking rustc-ap-rustc_fs_util v659.0.0
[INFO] [stderr]     Checking regex-syntax v0.6.18
[INFO] [stderr]     Checking strsim v0.8.0
[INFO] [stderr]     Checking humantime v2.0.0
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling indexmap v1.4.0
[INFO] [stderr]    Compiling psm v0.1.8
[INFO] [stderr]    Compiling stacker v0.1.9
[INFO] [stderr]     Checking lock_api v0.3.4
[INFO] [stderr]     Checking crossbeam-utils v0.6.6
[INFO] [stderr]     Checking block-padding v0.1.5
[INFO] [stderr]     Checking getopts v0.2.21
[INFO] [stderr]     Checking humantime v1.3.0
[INFO] [stderr]     Checking rustc-ap-rustc_lexer v659.0.0
[INFO] [stderr]     Checking unicode-normalization v0.1.12
[INFO] [stderr]     Checking smallvec v0.6.13
[INFO] [stderr]     Checking ena v0.14.0
[INFO] [stderr]     Checking digest v0.8.1
[INFO] [stderr]     Checking block-buffer v0.7.3
[INFO] [stderr]     Checking crossbeam-queue v0.1.2
[INFO] [stderr]     Checking sha-1 v0.8.2
[INFO] [stderr]     Checking md-5 v0.8.0
[INFO] [stderr]     Checking crossbeam-epoch v0.8.2
[INFO] [stderr]     Checking rustc-ap-serialize v659.0.0
[INFO] [stderr]    Compiling quote v1.0.6
[INFO] [stderr]     Checking crossbeam-deque v0.7.3
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking parking_lot_core v0.6.2
[INFO] [stderr]     Checking memmap v0.7.0
[INFO] [stderr]     Checking parking_lot_core v0.7.2
[INFO] [stderr]     Checking jobserver v0.1.21
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking termize v0.1.1
[INFO] [stderr]     Checking clap v2.33.1
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking parking_lot v0.9.0
[INFO] [stderr]     Checking parking_lot v0.10.2
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking measureme v0.7.1
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking rustc-rayon v0.3.0
[INFO] [stderr]     Checking rustc-ap-rustc_index v659.0.0
[INFO] [stderr]     Checking regex v1.3.9
[INFO] [stderr]     Checking tempfile v3.1.0
[INFO] [stderr]     Checking env_logger v0.7.1
[INFO] [stderr]     Checking rustc-ap-rustc_data_structures v659.0.0
[INFO] [stderr]     Checking rustc-ap-arena v659.0.0
[INFO] [stderr]    Compiling synstructure v0.12.3
[INFO] [stderr]    Compiling rustc-ap-rustc_macros v659.0.0
[INFO] [stderr]    Compiling serde_derive v1.0.111
[INFO] [stderr]    Compiling derive_more v0.99.7
[INFO] [stderr]     Checking rustc-ap-rustc_span v659.0.0
[INFO] [stderr]     Checking rustc-ap-rustc_feature v659.0.0
[INFO] [stderr]     Checking rustc-ap-rustc_errors v659.0.0
[INFO] [stderr]     Checking rustc-ap-rustc_ast_pretty v659.0.0
[INFO] [stderr]     Checking rustc-ap-rustc_session v659.0.0
[INFO] [stderr]     Checking rustc-ap-rustc_parse v659.0.0
[INFO] [stderr]     Checking racer-interner v0.1.0
[INFO] [stderr]     Checking serde_json v1.0.53
[INFO] [stderr]     Checking rls-span v0.5.2
[INFO] [stderr]     Checking racer-cargo-metadata v0.1.1
[INFO] [stderr]     Checking racer v2.1.34
[INFO] [stderr]     Checking racer v2.1.34 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking racer-testutils v0.1.0
[INFO] [stderr] error[E0061]: this function takes 2 arguments but 1 argument was supplied
[INFO] [stderr]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/racer-testutils-0.1.0/src/lib.rs:191:19
[INFO] [stderr]     |
[INFO] [stderr] 191 |     let session = racer::Session::new(&cache);
[INFO] [stderr]     |                   ^^^^^^^^^^^^^^^^^^^ ------ supplied 1 argument
[INFO] [stderr]     |                   |
[INFO] [stderr]     |                   expected 2 arguments
[INFO] [stderr] 
[INFO] [stderr] error[E0061]: this function takes 2 arguments but 1 argument was supplied
[INFO] [stderr]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/racer-testutils-0.1.0/src/lib.rs:219:19
[INFO] [stderr]     |
[INFO] [stderr] 219 |     let session = racer::Session::new(&cache);
[INFO] [stderr]     |                   ^^^^^^^^^^^^^^^^^^^ ------ supplied 1 argument
[INFO] [stderr]     |                   |
[INFO] [stderr]     |                   expected 2 arguments
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 2 previous errors
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0061`.
[INFO] [stderr] error: could not compile `racer-testutils`.
[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 `"docker" "inspect" "03c70c2f741f8eba7887d2b0ec510a0d2e629c4b3c3b9acacd972b5d61842143"`
[INFO] running `"docker" "rm" "-f" "03c70c2f741f8eba7887d2b0ec510a0d2e629c4b3c3b9acacd972b5d61842143"`
[INFO] [stdout] 03c70c2f741f8eba7887d2b0ec510a0d2e629c4b3c3b9acacd972b5d61842143