[INFO] fetching crate racer-testutils 0.1.0...
[INFO] checking racer-testutils-0.1.0 against try#f47dd4da3ae8c32c9e65d307bfe640b143e674df for pr-77526
[INFO] extracting crate racer-testutils 0.1.0 into /workspace/builds/worker-5/source
[INFO] validating manifest of crates.io crate racer-testutils 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 racer-testutils 0.1.0
[INFO] finished tweaking crates.io crate racer-testutils 0.1.0
[INFO] tweaked toml for crates.io crate racer-testutils 0.1.0 written to /workspace/builds/worker-5/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]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded rustc-ap-rustc_target v679.0.0
[INFO] [stderr]   Downloaded psm v0.1.11
[INFO] [stderr]   Downloaded rustc-ap-rustc_errors v679.0.0
[INFO] [stderr]   Downloaded rls-span v0.5.2
[INFO] [stderr]   Downloaded rustc-ap-rustc_ast_pretty v679.0.0
[INFO] [stderr]   Downloaded rustc-ap-rustc_ast v679.0.0
[INFO] [stderr]   Downloaded rustc-ap-rustc_parse v679.0.0
[INFO] [stderr]   Downloaded rustc-ap-rustc_data_structures v679.0.0
[INFO] [stderr]   Downloaded rustc-ap-rustc_index v679.0.0
[INFO] [stderr]   Downloaded rustc-ap-rustc_span v679.0.0
[INFO] [stderr]   Downloaded rustc-ap-rustc_lexer v679.0.0
[INFO] [stderr]   Downloaded rustc-ap-rustc_feature v679.0.0
[INFO] [stderr]   Downloaded rustc-ap-rustc_session v679.0.0
[INFO] [stderr]   Downloaded stacker v0.1.12
[INFO] [stderr]   Downloaded rustc-ap-rustc_fs_util v679.0.0
[INFO] [stderr]   Downloaded rustc-ap-rustc_serialize v679.0.0
[INFO] [stderr]   Downloaded rustc-ap-rustc_arena v679.0.0
[INFO] [stderr]   Downloaded rustc-ap-rustc_graphviz v679.0.0
[INFO] [stderr]   Downloaded rustc-ap-rustc_macros v679.0.0
[INFO] [stderr]   Downloaded racer v2.1.39
[INFO] [stderr]   Downloaded racer-interner v0.1.0
[INFO] [stderr]   Downloaded racer-cargo-metadata v0.1.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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] 92fe0ee1828a1008f7524b4d9434eec2ee6b149a8193ebbc0b7a59e209891bf6
[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" "92fe0ee1828a1008f7524b4d9434eec2ee6b149a8193ebbc0b7a59e209891bf6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "92fe0ee1828a1008f7524b4d9434eec2ee6b149a8193ebbc0b7a59e209891bf6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "92fe0ee1828a1008f7524b4d9434eec2ee6b149a8193ebbc0b7a59e209891bf6", kill_on_drop: false }`
[INFO] [stdout] 92fe0ee1828a1008f7524b4d9434eec2ee6b149a8193ebbc0b7a59e209891bf6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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] ae30643e5f8bff6020c57d7f709a7873d53463fc14de8f92fe389922bca3fb59
[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" "ae30643e5f8bff6020c57d7f709a7873d53463fc14de8f92fe389922bca3fb59", kill_on_drop: false }`
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[INFO] [stderr]    Compiling libc v0.2.79
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[INFO] [stderr]    Compiling unicode-xid v0.2.1
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[INFO] [stderr]    Compiling maybe-uninit v2.0.0
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[INFO] [stderr]    Compiling semver-parser v0.7.0
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[INFO] [stderr]    Compiling typenum v1.12.0
[INFO] [stderr]     Checking smallvec v1.4.2
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[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]     Checking pin-project-lite v0.1.10
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[INFO] [stderr]     Checking rustc-ap-rustc_graphviz v679.0.0
[INFO] [stderr]     Checking fake-simd v0.1.2
[INFO] [stderr]     Checking scoped-tls v1.0.0
[INFO] [stderr]    Compiling serde_derive v1.0.116
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[INFO] [stderr]     Checking termcolor v1.1.0
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[INFO] [stderr]     Checking itoa v0.4.6
[INFO] [stderr]     Checking rustc-ap-rustc_fs_util v679.0.0
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[INFO] [stderr]     Checking lock_api v0.3.4
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[INFO] [stderr]    Compiling parking_lot v0.9.0
[INFO] [stderr]    Compiling syn v1.0.42
[INFO] [stderr]     Checking rustc-ap-rustc_serialize v679.0.0
[INFO] [stderr]     Checking getrandom v0.1.15
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking parking_lot_core v0.8.0
[INFO] [stderr]     Checking memmap v0.7.0
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[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking termize v0.1.1
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[INFO] [stderr]     Checking crossbeam-deque v0.7.3
[INFO] [stderr]     Checking parking_lot v0.11.0
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[INFO] [stderr]     Checking rustc-rayon v0.3.0
[INFO] [stderr]     Checking tempfile v3.1.0
[INFO] [stderr]     Checking env_logger v0.7.1
[INFO] [stderr]    Compiling synstructure v0.12.4
[INFO] [stderr]    Compiling rustc-ap-rustc_macros v679.0.0
[INFO] [stderr]    Compiling tracing-attributes v0.1.11
[INFO] [stderr]    Compiling derive_more v0.99.11
[INFO] [stderr]     Checking tracing v0.1.21
[INFO] [stderr]     Checking rustc-ap-rustc_index v679.0.0
[INFO] [stderr]     Checking rustc-ap-rustc_data_structures v679.0.0
[INFO] [stderr]     Checking rustc-ap-rustc_arena v679.0.0
[INFO] [stderr]     Checking rustc-ap-rustc_span v679.0.0
[INFO] [stderr]     Checking serde v1.0.116
[INFO] [stderr]     Checking rustc-ap-rustc_ast v679.0.0
[INFO] [stderr]     Checking rustc-ap-rustc_target v679.0.0
[INFO] [stderr]     Checking rustc-ap-rustc_feature v679.0.0
[INFO] [stderr]     Checking rustc-ap-rustc_errors v679.0.0
[INFO] [stderr]     Checking racer-interner v0.1.0
[INFO] [stderr]     Checking rls-span v0.5.2
[INFO] [stderr]     Checking racer-cargo-metadata v0.1.1
[INFO] [stderr]     Checking rustc-ap-rustc_ast_pretty v679.0.0
[INFO] [stderr]     Checking rustc-ap-rustc_session v679.0.0
[INFO] [stderr]     Checking rustc-ap-rustc_parse v679.0.0
[INFO] [stderr]     Checking racer v2.1.39
[INFO] [stderr]     Checking racer-testutils v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0061]: this function takes 2 arguments but 1 argument was supplied
[INFO] [stdout]    --> src/lib.rs:191:19
[INFO] [stdout]     |
[INFO] [stdout] 191 |     let session = racer::Session::new(&cache);
[INFO] [stdout]     |                   ^^^^^^^^^^^^^^^^^^^ ------ supplied 1 argument
[INFO] [stdout]     |                   |
[INFO] [stdout]     |                   expected 2 arguments
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0061]: this function takes 2 arguments but 1 argument was supplied
[INFO] [stdout]    --> src/lib.rs:219:19
[INFO] [stdout]     |
[INFO] [stdout] 219 |     let session = racer::Session::new(&cache);
[INFO] [stdout]     |                   ^^^^^^^^^^^^^^^^^^^ ------ supplied 1 argument
[INFO] [stdout]     |                   |
[INFO] [stdout]     |                   expected 2 arguments
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0061`.
[INFO] [stdout] 
[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] [stdout] error[E0061]: this function takes 2 arguments but 1 argument was supplied
[INFO] [stdout]    --> src/lib.rs:191:19
[INFO] [stdout]     |
[INFO] [stdout] 191 |     let session = racer::Session::new(&cache);
[INFO] [stdout]     |                   ^^^^^^^^^^^^^^^^^^^ ------ supplied 1 argument
[INFO] [stdout]     |                   |
[INFO] [stdout]     |                   expected 2 arguments
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0061]: this function takes 2 arguments but 1 argument was supplied
[INFO] [stdout]    --> src/lib.rs:219:19
[INFO] [stdout]     |
[INFO] [stdout] 219 |     let session = racer::Session::new(&cache);
[INFO] [stdout]     |                   ^^^^^^^^^^^^^^^^^^^ ------ supplied 1 argument
[INFO] [stdout]     |                   |
[INFO] [stdout]     |                   expected 2 arguments
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0061`.
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "ae30643e5f8bff6020c57d7f709a7873d53463fc14de8f92fe389922bca3fb59", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ae30643e5f8bff6020c57d7f709a7873d53463fc14de8f92fe389922bca3fb59", kill_on_drop: false }`
[INFO] [stdout] ae30643e5f8bff6020c57d7f709a7873d53463fc14de8f92fe389922bca3fb59