[INFO] fetching crate gluon_completion 0.17.2...
[INFO] testing gluon_completion-0.17.2 against 1.49.0 for beta-1.50-1
[INFO] extracting crate gluon_completion 0.17.2 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate gluon_completion 0.17.2 on toolchain 1.49.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate gluon_completion 0.17.2
[INFO] finished tweaking crates.io crate gluon_completion 0.17.2
[INFO] tweaked toml for crates.io crate gluon_completion 0.17.2 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ed2cc32a3e5a42632771562d98016f73c162d68b436b96fed026ecfd80a8ea47
[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" "ed2cc32a3e5a42632771562d98016f73c162d68b436b96fed026ecfd80a8ea47", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ed2cc32a3e5a42632771562d98016f73c162d68b436b96fed026ecfd80a8ea47", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ed2cc32a3e5a42632771562d98016f73c162d68b436b96fed026ecfd80a8ea47", kill_on_drop: false }`
[INFO] [stdout] ed2cc32a3e5a42632771562d98016f73c162d68b436b96fed026ecfd80a8ea47
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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=warn" "-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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 488506c33339e17e0523f61d6147a7246c3ccfdb327a8438d8da8e9342c4ba32
[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" "488506c33339e17e0523f61d6147a7246c3ccfdb327a8438d8da8e9342c4ba32", kill_on_drop: false }`
[INFO] [stderr]    Compiling typed-arena v2.0.1
[INFO] [stderr]    Compiling ahash v0.3.8
[INFO] [stderr]    Compiling arrayvec v0.5.2
[INFO] [stderr]    Compiling collect-mac v0.1.0
[INFO] [stderr]    Compiling hashbrown v0.8.2
[INFO] [stderr]    Compiling codespan-reporting v0.9.5
[INFO] [stderr]    Compiling ordered-float v2.0.1
[INFO] [stderr]    Compiling gluon_codegen v0.17.2
[INFO] [stderr]    Compiling pretty v0.10.0
[INFO] [stderr]    Compiling codespan v0.9.5
[INFO] [stderr]    Compiling gluon_base v0.17.2
[INFO] [stderr]    Compiling gluon_completion v0.17.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 30.14s
[INFO] running `Command { std: "docker" "inspect" "488506c33339e17e0523f61d6147a7246c3ccfdb327a8438d8da8e9342c4ba32", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "488506c33339e17e0523f61d6147a7246c3ccfdb327a8438d8da8e9342c4ba32", kill_on_drop: false }`
[INFO] [stdout] 488506c33339e17e0523f61d6147a7246c3ccfdb327a8438d8da8e9342c4ba32
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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=warn" "-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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen" "--no-run" "--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] 04291c464e3990d857733e87710c89c0cac41fb2538b6016032d6cefe9f6f386
[INFO] running `Command { std: "docker" "start" "-a" "04291c464e3990d857733e87710c89c0cac41fb2538b6016032d6cefe9f6f386", kill_on_drop: false }`
[INFO] [stderr]    Compiling bit-vec v0.6.3
[INFO] [stderr]    Compiling pico-args v0.3.4
[INFO] [stderr]    Compiling diff v0.1.12
[INFO] [stderr]    Compiling archery v0.3.0
[INFO] [stderr]    Compiling ena v0.14.0
[INFO] [stderr]    Compiling string_cache v0.8.1
[INFO] [stderr]    Compiling lalrpop-util v0.19.3
[INFO] [stderr]    Compiling ascii-canvas v2.0.0
[INFO] [stderr]    Compiling env_logger v0.7.1
[INFO] [stderr]    Compiling rpds v0.7.0
[INFO] [stderr]    Compiling bit-set v0.5.2
[INFO] [stderr]    Compiling lalrpop v0.19.3
[INFO] [stderr]    Compiling gluon_check v0.17.2
[INFO] [stderr]    Compiling gluon_parser v0.17.2
[INFO] [stderr]    Compiling gluon_completion v0.17.2 (/opt/rustwide/workdir)
[INFO] [stdout] error: couldn't read tests/support/../../../check/tests/support/mod.rs: No such file or directory (os error 2)
[INFO] [stdout]   --> tests/support/mod.rs:29:1
[INFO] [stdout]    |
[INFO] [stdout] 29 | mod check_support;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: couldn't read tests/support/../../../check/tests/support/mod.rs: No such file or directory (os error 2)
[INFO] [stdout]   --> tests/support/mod.rs:29:1
[INFO] [stdout]    |
[INFO] [stdout] 29 | mod check_support;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: couldn't read tests/support/../../../check/tests/support/mod.rs: No such file or directory (os error 2)
[INFO] [stdout]   --> tests/support/mod.rs:29:1
[INFO] [stdout]    |
[INFO] [stdout] 29 | mod check_support;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `gluon_completion`
[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: couldn't read tests/support/../../../check/tests/support/mod.rs: No such file or directory (os error 2)
[INFO] [stdout]   --> tests/support/mod.rs:29:1
[INFO] [stdout]    |
[INFO] [stdout] 29 | mod check_support;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "04291c464e3990d857733e87710c89c0cac41fb2538b6016032d6cefe9f6f386", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "04291c464e3990d857733e87710c89c0cac41fb2538b6016032d6cefe9f6f386", kill_on_drop: false }`
[INFO] [stdout] 04291c464e3990d857733e87710c89c0cac41fb2538b6016032d6cefe9f6f386