[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 against master#f9515fdd5aa132e27d9b580a35b27f4b453251c1 for pr-125923
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcaseif%2FFeather" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/caseif/Feather on toolchain f9515fdd5aa132e27d9b580a35b27f4b453251c1
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f9515fdd5aa132e27d9b580a35b27f4b453251c1" "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-3-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f9515fdd5aa132e27d9b580a35b27f4b453251c1" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 50 packages to latest compatible versions
[INFO] [stderr]       Adding bitflags v1.3.2 (latest: v2.5.0)
[INFO] [stderr]       Adding clap v2.34.0 (latest: v4.5.7)
[INFO] [stderr]       Adding heck v0.3.3 (latest: v0.5.0)
[INFO] [stderr]       Adding hermit-abi v0.1.19 (latest: v0.4.0)
[INFO] [stderr]       Adding itertools v0.12.1 (latest: v0.13.0)
[INFO] [stderr]       Adding strsim v0.8.0 (latest: v0.11.1)
[INFO] [stderr]       Adding syn v1.0.109 (latest: v2.0.67)
[INFO] [stderr]       Adding textwrap v0.11.0 (latest: v0.16.1)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f9515fdd5aa132e27d9b580a35b27f4b453251c1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded exitcode v1.1.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:dff56e7819e73ed36160586b3445e93eb0be776c16704aeeded9c3fb668b2384" "/opt/rustwide/cargo-home/bin/cargo" "+f9515fdd5aa132e27d9b580a35b27f4b453251c1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ebea9be381accd989822a8629a67023dcee25dcab7c2014303dc81b2223aea1d
[INFO] running `Command { std: "docker" "start" "-a" "ebea9be381accd989822a8629a67023dcee25dcab7c2014303dc81b2223aea1d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ebea9be381accd989822a8629a67023dcee25dcab7c2014303dc81b2223aea1d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ebea9be381accd989822a8629a67023dcee25dcab7c2014303dc81b2223aea1d", kill_on_drop: false }`
[INFO] [stdout] ebea9be381accd989822a8629a67023dcee25dcab7c2014303dc81b2223aea1d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:dff56e7819e73ed36160586b3445e93eb0be776c16704aeeded9c3fb668b2384" "/opt/rustwide/cargo-home/bin/cargo" "+f9515fdd5aa132e27d9b580a35b27f4b453251c1" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] eb548e1baa79a3e4baa9c622a850cc581457b7e78f7334b618f39ea35b28849c
[INFO] running `Command { std: "docker" "start" "-a" "eb548e1baa79a3e4baa9c622a850cc581457b7e78f7334b618f39ea35b28849c", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.86
[INFO] [stderr]    Compiling unicode-ident v1.0.12
[INFO] [stderr]    Compiling serde v1.0.203
[INFO] [stderr]    Compiling serde_json v1.0.117
[INFO] [stderr]     Checking memchr v2.7.4
[INFO] [stderr]    Compiling version_check v0.9.4
[INFO] [stderr]     Checking regex-syntax v0.8.4
[INFO] [stderr]     Checking itoa v1.0.11
[INFO] [stderr]     Checking either v1.12.0
[INFO] [stderr]     Checking hashbrown v0.14.5
[INFO] [stderr]     Checking equivalent v1.0.1
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking ryu v1.0.18
[INFO] [stderr]    Compiling rustversion v1.0.17
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling libc v0.2.155
[INFO] [stderr]     Checking itertools v0.12.1
[INFO] [stderr]    Compiling heck v0.5.0
[INFO] [stderr]     Checking unicode-width v0.1.13
[INFO] [stderr]    Compiling unicode-segmentation v1.11.0
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking vec_map v0.8.2
[INFO] [stderr]     Checking bitflags v1.3.2
[INFO] [stderr]     Checking ansi_term v0.12.1
[INFO] [stderr]    Compiling aho-corasick v1.1.3
[INFO] [stderr]     Checking strum v0.26.2
[INFO] [stderr]     Checking indexmap v2.2.6
[INFO] [stderr]     Checking strsim v0.8.0
[INFO] [stderr]     Checking exitcode v1.1.2
[INFO] [stderr]    Compiling quote v1.0.36
[INFO] [stderr]    Compiling heck v0.3.3
[INFO] [stderr]    Compiling syn v2.0.67
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking clap v2.34.0
[INFO] [stderr]     Checking regex-automata v0.4.7
[INFO] [stderr]    Compiling serde_derive v1.0.203
[INFO] [stderr]    Compiling strum_macros v0.26.4
[INFO] [stderr]    Compiling structopt-derive v0.4.18
[INFO] [stderr]     Checking regex v1.10.5
[INFO] [stderr]     Checking structopt v0.3.26
[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] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[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] [stdout] warning: 1 warning emitted
[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)
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/rustup-home/toolchains/f9515fdd5aa132e27d9b580a35b27f4b453251c1/bin/rustc --crate-name featherast --edition=2021 feather-ast/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --crate-type rlib --emit=dep-info,metadata -C embed-bitcode=no -C debuginfo=2 --check-cfg 'cfg(docsrs)' --check-cfg 'cfg(feature, values())' -C metadata=3b390478fa9e86f4 -C extra-filename=-3b390478fa9e86f4 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern feather_lrgen=/opt/rustwide/target/debug/deps/libfeather_lrgen-7ef0a8fdda7c61b1.so --extern featherparse=/opt/rustwide/target/debug/deps/libfeatherparse-0d66cfc776d2801e.rmeta --extern indexmap=/opt/rustwide/target/debug/deps/libindexmap-3376f07616d40395.rmeta --extern itertools=/opt/rustwide/target/debug/deps/libitertools-8c98a1c8d52b12c3.rmeta --extern lazy_static=/opt/rustwide/target/debug/deps/liblazy_static-cfcc8480bfe4faf6.rmeta --extern serde=/opt/rustwide/target/debug/deps/libserde-533685a6bdb1ea5d.rmeta --extern serde_json=/opt/rustwide/target/debug/deps/libserde_json-a9190a590863ef9f.rmeta --extern strum=/opt/rustwide/target/debug/deps/libstrum-5c3008c44a69bf75.rmeta --extern strum_macros=/opt/rustwide/target/debug/deps/libstrum_macros-4156dbe73996d70e.so --cap-lints=forbid` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[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/f9515fdd5aa132e27d9b580a35b27f4b453251c1/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)' --check-cfg 'cfg(feature, values())' -C metadata=16f8d3bd19944774 -C extra-filename=-16f8d3bd19944774 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern feather_lrgen=/opt/rustwide/target/debug/deps/libfeather_lrgen-7ef0a8fdda7c61b1.so --extern featherparse=/opt/rustwide/target/debug/deps/libfeatherparse-0d66cfc776d2801e.rmeta --extern indexmap=/opt/rustwide/target/debug/deps/libindexmap-3376f07616d40395.rmeta --extern itertools=/opt/rustwide/target/debug/deps/libitertools-8c98a1c8d52b12c3.rmeta --extern lazy_static=/opt/rustwide/target/debug/deps/liblazy_static-cfcc8480bfe4faf6.rmeta --extern serde=/opt/rustwide/target/debug/deps/libserde-533685a6bdb1ea5d.rmeta --extern serde_json=/opt/rustwide/target/debug/deps/libserde_json-a9190a590863ef9f.rmeta --extern strum=/opt/rustwide/target/debug/deps/libstrum-5c3008c44a69bf75.rmeta --extern strum_macros=/opt/rustwide/target/debug/deps/libstrum_macros-4156dbe73996d70e.so --cap-lints=forbid` (signal: 9, SIGKILL: kill)
[INFO] running `Command { std: "docker" "inspect" "eb548e1baa79a3e4baa9c622a850cc581457b7e78f7334b618f39ea35b28849c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eb548e1baa79a3e4baa9c622a850cc581457b7e78f7334b618f39ea35b28849c", kill_on_drop: false }`
[INFO] [stdout] eb548e1baa79a3e4baa9c622a850cc581457b7e78f7334b618f39ea35b28849c