[INFO] cloning repository https://github.com/lotabout/skim
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/lotabout/skim" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flotabout%2Fskim", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flotabout%2Fskim'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 7ca825105e7da7b5ab747e4aba5e32425e150001
[INFO] testing lotabout/skim against master#a77da2d454e6caa227a85b16410b95f93495e7e0 for pr-91031
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flotabout%2Fskim" "/workspace/builds/worker-24/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-24/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/lotabout/skim on toolchain a77da2d454e6caa227a85b16410b95f93495e7e0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/lotabout/skim
[INFO] finished tweaking git repo https://github.com/lotabout/skim
[INFO] tweaked toml for git repo https://github.com/lotabout/skim written to /workspace/builds/worker-24/source/Cargo.toml
[INFO] crate git repo https://github.com/lotabout/skim already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] eaa7be10573308d7b5ec4ee6514537d1174d502e430a078361a5927141431cb4
[INFO] running `Command { std: "docker" "start" "-a" "eaa7be10573308d7b5ec4ee6514537d1174d502e430a078361a5927141431cb4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "eaa7be10573308d7b5ec4ee6514537d1174d502e430a078361a5927141431cb4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eaa7be10573308d7b5ec4ee6514537d1174d502e430a078361a5927141431cb4", kill_on_drop: false }`
[INFO] [stdout] eaa7be10573308d7b5ec4ee6514537d1174d502e430a078361a5927141431cb4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 89deec88c083c52074662b0b14157c96dffc105ae2bc347fb63a90b3f389151b
[INFO] running `Command { std: "docker" "start" "-a" "89deec88c083c52074662b0b14157c96dffc105ae2bc347fb63a90b3f389151b", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.103
[INFO] [stderr]    Compiling proc-macro2 v1.0.29
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling syn v1.0.80
[INFO] [stderr]    Compiling crossbeam-utils v0.8.5
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.5
[INFO] [stderr]    Compiling proc-macro-hack v0.5.19
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling strsim v0.9.3
[INFO] [stderr]    Compiling ident_case v1.0.1
[INFO] [stderr]    Compiling bitflags v1.3.2
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling rayon-core v1.9.1
[INFO] [stderr]    Compiling const_fn v0.4.8
[INFO] [stderr]    Compiling crossbeam-queue v0.3.2
[INFO] [stderr]    Compiling nix v0.14.1
[INFO] [stderr]    Compiling unicode-width v0.1.9
[INFO] [stderr]    Compiling once_cell v1.8.0
[INFO] [stderr]    Compiling derive_builder v0.9.0
[INFO] [stderr]    Compiling regex-syntax v0.6.25
[INFO] [stderr]    Compiling strsim v0.8.0
[INFO] [stderr]    Compiling humantime v2.1.0
[INFO] [stderr]    Compiling utf8parse v0.2.0
[INFO] [stderr]    Compiling termcolor v1.1.2
[INFO] [stderr]    Compiling ansi_term v0.11.0
[INFO] [stderr]    Compiling vec_map v0.8.2
[INFO] [stderr]    Compiling arrayvec v0.5.2
[INFO] [stderr]    Compiling beef v0.5.1
[INFO] [stderr]    Compiling shlex v0.1.1
[INFO] [stderr]    Compiling memoffset v0.6.4
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling rayon v1.5.1
[INFO] [stderr]    Compiling standback v0.2.17
[INFO] [stderr]    Compiling time v0.2.27
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling thread_local v1.1.3
[INFO] [stderr]    Compiling fuzzy-matcher v0.3.7
[INFO] [stderr]    Compiling quote v1.0.10
[INFO] [stderr]    Compiling crossbeam-channel v0.5.1
[INFO] [stderr]    Compiling aho-corasick v0.7.18
[INFO] [stderr]    Compiling crossbeam-deque v0.8.1
[INFO] [stderr]    Compiling dirs-sys v0.3.6
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling time v0.1.43
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling nix v0.23.0
[INFO] [stderr]    Compiling crossbeam-channel v0.4.4
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling crossbeam v0.8.1
[INFO] [stderr]    Compiling regex v1.5.4
[INFO] [stderr]    Compiling defer-drop v1.2.0
[INFO] [stderr]    Compiling dirs v2.0.2
[INFO] [stderr]    Compiling vte_generate_state_changes v0.1.1
[INFO] [stderr]    Compiling term v0.6.1
[INFO] [stderr]    Compiling chrono v0.4.19
[INFO] [stderr]    Compiling tuikit v0.4.5
[INFO] [stderr]    Compiling vte v0.9.0
[INFO] [stderr]    Compiling env_logger v0.8.4
[INFO] [stderr]    Compiling timer v0.2.0
[INFO] [stderr]    Compiling darling_core v0.10.2
[INFO] [stderr]    Compiling time-macros-impl v0.1.2
[INFO] [stderr]    Compiling darling_macro v0.10.2
[INFO] [stderr]    Compiling time-macros v0.1.1
[INFO] [stderr]    Compiling darling v0.10.2
[INFO] [stderr]    Compiling derive_builder_core v0.9.0
[INFO] [stderr]    Compiling skim v0.9.4 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `query`
[INFO] [stdout]   --> src/engine/exact.rs:22:5
[INFO] [stdout]    |
[INFO] [stdout] 22 |     query: String,
[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]     Finished dev [unoptimized + debuginfo] target(s) in 43.38s
[INFO] running `Command { std: "docker" "inspect" "89deec88c083c52074662b0b14157c96dffc105ae2bc347fb63a90b3f389151b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "89deec88c083c52074662b0b14157c96dffc105ae2bc347fb63a90b3f389151b", kill_on_drop: false }`
[INFO] [stdout] 89deec88c083c52074662b0b14157c96dffc105ae2bc347fb63a90b3f389151b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b9e177c4d24b09718982954ffcf398d64c302176f4ccdbd311608b4ec1e1cbe6
[INFO] running `Command { std: "docker" "start" "-a" "b9e177c4d24b09718982954ffcf398d64c302176f4ccdbd311608b4ec1e1cbe6", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling skim v0.9.4 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `query`
[INFO] [stdout]   --> src/engine/exact.rs:22:5
[INFO] [stdout]    |
[INFO] [stdout] 22 |     query: String,
[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: field is never read: `query`
[INFO] [stdout]   --> src/engine/exact.rs:22:5
[INFO] [stdout]    |
[INFO] [stdout] 22 |     query: String,
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `skim`; 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name skim --edition=2018 src/lib.rs --error-format=json --json=diagnostic-rendered-ansi --emit=dep-info,link -C embed-bitcode=no -C debuginfo=2 --test --cfg 'feature="default"' -C metadata=94c9dfa1718d230a -C extra-filename=-94c9dfa1718d230a --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern atty=/opt/rustwide/target/debug/deps/libatty-85bc12148334dc60.rlib --extern beef=/opt/rustwide/target/debug/deps/libbeef-bca425ffa1ea87b1.rlib --extern bitflags=/opt/rustwide/target/debug/deps/libbitflags-05dfd5b5d1225bed.rlib --extern chrono=/opt/rustwide/target/debug/deps/libchrono-a96b340e651a3cba.rlib --extern clap=/opt/rustwide/target/debug/deps/libclap-6cf6d9e9fa14e80f.rlib --extern crossbeam=/opt/rustwide/target/debug/deps/libcrossbeam-6e197abedce89796.rlib --extern defer_drop=/opt/rustwide/target/debug/deps/libdefer_drop-1085e14fb74f0819.rlib --extern derive_builder=/opt/rustwide/target/debug/deps/libderive_builder-beb5d4fe660651ad.so --extern env_logger=/opt/rustwide/target/debug/deps/libenv_logger-789b8f9ede047a6f.rlib --extern fuzzy_matcher=/opt/rustwide/target/debug/deps/libfuzzy_matcher-8a533850208405d3.rlib --extern lazy_static=/opt/rustwide/target/debug/deps/liblazy_static-b33cd6b8ee13db74.rlib --extern log=/opt/rustwide/target/debug/deps/liblog-41607b4997ff699e.rlib --extern nix=/opt/rustwide/target/debug/deps/libnix-0218664ac0cd26b2.rlib --extern rayon=/opt/rustwide/target/debug/deps/librayon-8168cdfb361b6af7.rlib --extern regex=/opt/rustwide/target/debug/deps/libregex-dd9363dd410b6a25.rlib --extern shlex=/opt/rustwide/target/debug/deps/libshlex-f8ac0bde03d5249d.rlib --extern time=/opt/rustwide/target/debug/deps/libtime-6467765ac37cca4e.rlib --extern timer=/opt/rustwide/target/debug/deps/libtimer-64ac81908321f79a.rlib --extern tuikit=/opt/rustwide/target/debug/deps/libtuikit-f11fd63bfc92b5f4.rlib --extern unicode_width=/opt/rustwide/target/debug/deps/libunicode_width-e91030079211fd3f.rlib --extern vte=/opt/rustwide/target/debug/deps/libvte-6fecdb5fb6a73073.rlib --cap-lints=forbid` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "b9e177c4d24b09718982954ffcf398d64c302176f4ccdbd311608b4ec1e1cbe6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b9e177c4d24b09718982954ffcf398d64c302176f4ccdbd311608b4ec1e1cbe6", kill_on_drop: false }`
[INFO] [stdout] b9e177c4d24b09718982954ffcf398d64c302176f4ccdbd311608b4ec1e1cbe6