[INFO] cloning repository https://github.com/caseif/Feather
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/caseif/Feather" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcaseif%2FFeather", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcaseif%2FFeather'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 4c49275c80e7e5b72ae3b6c9cf9809fc622e39b1
[INFO] checking caseif/Feather/4c49275c80e7e5b72ae3b6c9cf9809fc622e39b1 against master#a932eb36f8adf6c8cdfc450f063943da3112d621 for pr-140209-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcaseif%2FFeather" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/caseif/Feather on toolchain a932eb36f8adf6c8cdfc450f063943da3112d621
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a932eb36f8adf6c8cdfc450f063943da3112d621" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/caseif/Feather
[INFO] finished tweaking git repo https://github.com/caseif/Feather
[INFO] tweaked toml for git repo https://github.com/caseif/Feather written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a932eb36f8adf6c8cdfc450f063943da3112d621" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 46 packages to latest compatible versions
[INFO] [stderr]       Adding itertools v0.12.1 (available: v0.14.0)
[INFO] [stderr]       Adding strum v0.26.3 (available: v0.27.1)
[INFO] [stderr]       Adding strum_macros v0.26.4 (available: v0.27.1)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a932eb36f8adf6c8cdfc450f063943da3112d621" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:b0b074c097205a61b89e8ad263052f976b2b332c4dc5f02aef1fe52501660d6e" "/opt/rustwide/cargo-home/bin/cargo" "+a932eb36f8adf6c8cdfc450f063943da3112d621" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a28eca6e161fbaca6ced294bf59e471f1ed39aafb42ee68341d0acd73765d04e
[INFO] running `Command { std: "docker" "start" "-a" "a28eca6e161fbaca6ced294bf59e471f1ed39aafb42ee68341d0acd73765d04e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a28eca6e161fbaca6ced294bf59e471f1ed39aafb42ee68341d0acd73765d04e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a28eca6e161fbaca6ced294bf59e471f1ed39aafb42ee68341d0acd73765d04e", kill_on_drop: false }`
[INFO] [stdout] a28eca6e161fbaca6ced294bf59e471f1ed39aafb42ee68341d0acd73765d04e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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" "RUSTDOCFLAGS=--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:b0b074c097205a61b89e8ad263052f976b2b332c4dc5f02aef1fe52501660d6e" "/opt/rustwide/cargo-home/bin/cargo" "+a932eb36f8adf6c8cdfc450f063943da3112d621" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 57caa0c79c8981c4484d15e074f70b372ac780f2669feb351c22c758baf9f8e7
[INFO] running `Command { std: "docker" "start" "-a" "57caa0c79c8981c4484d15e074f70b372ac780f2669feb351c22c758baf9f8e7", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.95
[INFO] [stderr]    Compiling serde v1.0.219
[INFO] [stderr]     Checking regex-syntax v0.8.5
[INFO] [stderr]     Checking either v1.15.0
[INFO] [stderr]     Checking lazy_static v1.5.0
[INFO] [stderr]     Checking indexmap v2.9.0
[INFO] [stderr]    Compiling aho-corasick v1.1.3
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling rustversion v1.0.20
[INFO] [stderr]    Compiling libc v0.2.172
[INFO] [stderr]    Compiling itertools v0.12.1
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling heck v0.5.0
[INFO] [stderr]     Checking unicode-width v0.1.14
[INFO] [stderr]    Compiling unicode-segmentation v1.12.0
[INFO] [stderr]     Checking unicode-ident v1.0.18
[INFO] [stderr]     Checking strum v0.26.3
[INFO] [stderr]     Checking exitcode v1.1.2
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]    Compiling heck v0.3.3
[INFO] [stderr]    Compiling quote v1.0.40
[INFO] [stderr]    Compiling syn v2.0.101
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking clap v2.34.0
[INFO] [stderr]     Checking regex-automata v0.4.9
[INFO] [stderr]    Compiling serde_derive v1.0.219
[INFO] [stderr]    Compiling strum_macros v0.26.4
[INFO] [stderr]    Compiling structopt-derive v0.4.18
[INFO] [stderr]     Checking regex v1.11.1
[INFO] [stderr]     Checking structopt v0.3.26
[INFO] [stderr]     Checking serde_json v1.0.140
[INFO] [stderr]     Checking feather-parse v0.0.1 (/opt/rustwide/workdir/feather-parse)
[INFO] [stdout] warning: struct `InvalidCstPathError` is never constructed
[INFO] [stdout]   --> feather-parse/src/cst.rs:52:8
[INFO] [stdout]    |
[INFO] [stdout] 52 | struct InvalidCstPathError {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `InvalidCstPathError` is never constructed
[INFO] [stdout]   --> feather-parse/src/cst.rs:52:8
[INFO] [stdout]    |
[INFO] [stdout] 52 | struct InvalidCstPathError {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking feather-lrgen v0.0.1 (/opt/rustwide/workdir/feather-lrgen)
[INFO] [stdout] warning: struct `InvalidCstPathError` is never constructed
[INFO] [stdout]   --> feather-parse/src/cst.rs:52:8
[INFO] [stdout]    |
[INFO] [stdout] 52 | struct InvalidCstPathError {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking feather-ast v0.0.1 (/opt/rustwide/workdir/feather-ast)
[INFO] [stderr] error: could not compile `feather-ast` (lib test)
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/rustup-home/toolchains/a932eb36f8adf6c8cdfc450f063943da3112d621/bin/rustc --crate-name featherast --edition=2021 feather-ast/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --emit=dep-info,metadata -C embed-bitcode=no -C debuginfo=2 --test --check-cfg 'cfg(docsrs,test)' --check-cfg 'cfg(feature, values())' -C metadata=045a044fd7ce45d0 -C extra-filename=-345955b7f6abda10 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern feather_lrgen=/opt/rustwide/target/debug/deps/libfeather_lrgen-72aaea96aaa68022.so --extern featherparse=/opt/rustwide/target/debug/deps/libfeatherparse-96faed56b41aea3b.rmeta --extern indexmap=/opt/rustwide/target/debug/deps/libindexmap-9d2477b81a3314ef.rmeta --extern itertools=/opt/rustwide/target/debug/deps/libitertools-870276b394cda045.rmeta --extern lazy_static=/opt/rustwide/target/debug/deps/liblazy_static-cb8ca6aa8c56979f.rmeta --extern serde=/opt/rustwide/target/debug/deps/libserde-d3b77a3bfbf0dae5.rmeta --extern serde_json=/opt/rustwide/target/debug/deps/libserde_json-b5e8116f99d50f7f.rmeta --extern strum=/opt/rustwide/target/debug/deps/libstrum-605b27ffb1762140.rmeta --extern strum_macros=/opt/rustwide/target/debug/deps/libstrum_macros-601dd30ef8c7ba5d.so --cap-lints=forbid` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "57caa0c79c8981c4484d15e074f70b372ac780f2669feb351c22c758baf9f8e7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "57caa0c79c8981c4484d15e074f70b372ac780f2669feb351c22c758baf9f8e7", kill_on_drop: false }`
[INFO] [stdout] 57caa0c79c8981c4484d15e074f70b372ac780f2669feb351c22c758baf9f8e7