[INFO] fetching crate riffle 0.2.0...
[INFO] testing riffle-0.2.0 against master#61469b682c2b0bf9cebc4622f1859e2bb3b7ebca for pr-91743
[INFO] extracting crate riffle 0.2.0 into /workspace/builds/worker-36/source
[INFO] validating manifest of crates.io crate riffle 0.2.0 on toolchain 61469b682c2b0bf9cebc4622f1859e2bb3b7ebca
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+61469b682c2b0bf9cebc4622f1859e2bb3b7ebca" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate riffle 0.2.0
[INFO] finished tweaking crates.io crate riffle 0.2.0
[INFO] tweaked toml for crates.io crate riffle 0.2.0 written to /workspace/builds/worker-36/source/Cargo.toml
[INFO] crate crates.io crate riffle 0.2.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+61469b682c2b0bf9cebc4622f1859e2bb3b7ebca" "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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded crc32fast v1.3.1
[INFO] [stderr]   Downloaded serde_json v1.0.78
[INFO] [stderr]   Downloaded shell-words v1.0.0
[INFO] [stderr]   Downloaded bugreport v0.4.1
[INFO] [stderr]   Downloaded content_inspector v0.2.4
[INFO] [stderr]   Downloaded rgb v0.8.31
[INFO] [stderr]   Downloaded ansi_colours v1.1.1
[INFO] [stderr]   Downloaded sys-info v0.9.1
[INFO] [stderr]   Downloaded onig v6.3.1
[INFO] [stderr]   Downloaded wild v2.0.4
[INFO] [stderr]   Downloaded clircle v0.3.0
[INFO] [stderr]   Downloaded path_abs v0.5.1
[INFO] [stderr]   Downloaded plist v1.3.1
[INFO] [stderr]   Downloaded onig_sys v69.7.1
[INFO] [stderr]   Downloaded syntect v4.6.0
[INFO] [stderr]   Downloaded bat v0.19.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-36/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-36/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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+61469b682c2b0bf9cebc4622f1859e2bb3b7ebca" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1327a1fb6c7eb05e2bacd0cbb643763e6e8ec68c5aead086312d3c7e3c512474
[INFO] running `Command { std: "docker" "start" "-a" "1327a1fb6c7eb05e2bacd0cbb643763e6e8ec68c5aead086312d3c7e3c512474", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1327a1fb6c7eb05e2bacd0cbb643763e6e8ec68c5aead086312d3c7e3c512474", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1327a1fb6c7eb05e2bacd0cbb643763e6e8ec68c5aead086312d3c7e3c512474", kill_on_drop: false }`
[INFO] [stdout] 1327a1fb6c7eb05e2bacd0cbb643763e6e8ec68c5aead086312d3c7e3c512474
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-36/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-36/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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+61469b682c2b0bf9cebc4622f1859e2bb3b7ebca" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d59862997c11eb8d340606e08144cabf39918965d74d4a9051e5e0f1e822bc93
[INFO] running `Command { std: "docker" "start" "-a" "d59862997c11eb8d340606e08144cabf39918965d74d4a9051e5e0f1e822bc93", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.117
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling parking_lot_core v0.8.5
[INFO] [stderr]    Compiling signal-hook v0.3.13
[INFO] [stderr]    Compiling scopeguard v1.1.0
[INFO] [stderr]    Compiling smallvec v1.8.0
[INFO] [stderr]    Compiling bitflags v1.3.2
[INFO] [stderr]    Compiling instant v0.1.12
[INFO] [stderr]    Compiling lock_api v0.4.6
[INFO] [stderr]    Compiling signal-hook-registry v1.4.0
[INFO] [stderr]    Compiling mio v0.7.14
[INFO] [stderr]    Compiling parking_lot v0.11.2
[INFO] [stderr]    Compiling signal-hook-mio v0.2.1
[INFO] [stderr]    Compiling crossterm v0.22.1
[INFO] [stderr]    Compiling riffle v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.27s
[INFO] running `Command { std: "docker" "inspect" "d59862997c11eb8d340606e08144cabf39918965d74d4a9051e5e0f1e822bc93", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d59862997c11eb8d340606e08144cabf39918965d74d4a9051e5e0f1e822bc93", kill_on_drop: false }`
[INFO] [stdout] d59862997c11eb8d340606e08144cabf39918965d74d4a9051e5e0f1e822bc93
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-36/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-36/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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+61469b682c2b0bf9cebc4622f1859e2bb3b7ebca" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d86c097ad29ca3412d7c088f0e76d9f8b0c8dd0ef8178f8ffc9fcc1ec7bc05cc
[INFO] running `Command { std: "docker" "start" "-a" "d86c097ad29ca3412d7c088f0e76d9f8b0c8dd0ef8178f8ffc9fcc1ec7bc05cc", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling proc-macro2 v1.0.36
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling syn v1.0.86
[INFO] [stderr]    Compiling pkg-config v0.3.24
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling serde_derive v1.0.136
[INFO] [stderr]    Compiling serde v1.0.136
[INFO] [stderr]    Compiling unicode-width v0.1.9
[INFO] [stderr]    Compiling encoding_index_tests v0.1.4
[INFO] [stderr]    Compiling proc-macro-hack v0.5.19
[INFO] [stderr]    Compiling tinyvec_macros v0.1.0
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling regex-syntax v0.6.25
[INFO] [stderr]    Compiling ansi_term v0.12.1
[INFO] [stderr]    Compiling itoa v1.0.1
[INFO] [stderr]    Compiling matches v0.1.9
[INFO] [stderr]    Compiling crc32fast v1.3.1
[INFO] [stderr]    Compiling hashbrown v0.11.2
[INFO] [stderr]    Compiling strsim v0.8.0
[INFO] [stderr]    Compiling linked-hash-map v0.5.4
[INFO] [stderr]    Compiling unicode-bidi v0.3.7
[INFO] [stderr]    Compiling regex-automata v0.1.10
[INFO] [stderr]    Compiling fnv v1.0.7
[INFO] [stderr]    Compiling same-file v1.0.6
[INFO] [stderr]    Compiling percent-encoding v2.1.0
[INFO] [stderr]    Compiling vec_map v0.8.2
[INFO] [stderr]    Compiling ryu v1.0.9
[INFO] [stderr]    Compiling adler v1.0.2
[INFO] [stderr]    Compiling num_threads v0.1.3
[INFO] [stderr]    Compiling safemem v0.3.3
[INFO] [stderr]    Compiling serde_json v1.0.78
[INFO] [stderr]    Compiling base64 v0.13.0
[INFO] [stderr]    Compiling bytemuck v1.7.3
[INFO] [stderr]    Compiling bugreport v0.4.1
[INFO] [stderr]    Compiling semver v1.0.5
[INFO] [stderr]    Compiling xml-rs v0.8.4
[INFO] [stderr]    Compiling termcolor v1.1.2
[INFO] [stderr]    Compiling std_prelude v0.2.12
[INFO] [stderr]    Compiling once_cell v1.9.0
[INFO] [stderr]    Compiling shell-escape v0.1.5
[INFO] [stderr]    Compiling lazycell v1.3.0
[INFO] [stderr]    Compiling shell-words v1.0.0
[INFO] [stderr]    Compiling wild v2.0.4
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling encoding-index-korean v1.20141219.5
[INFO] [stderr]    Compiling encoding-index-japanese v1.20141219.5
[INFO] [stderr]    Compiling encoding-index-singlebyte v1.20141219.5
[INFO] [stderr]    Compiling encoding-index-tradchinese v1.20141219.5
[INFO] [stderr]    Compiling encoding-index-simpchinese v1.20141219.5
[INFO] [stderr]    Compiling jobserver v0.1.24
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling term_size v0.3.2
[INFO] [stderr]    Compiling dirs-sys-next v0.1.2
[INFO] [stderr]    Compiling terminal_size v0.1.17
[INFO] [stderr]    Compiling walkdir v2.3.2
[INFO] [stderr]    Compiling time v0.3.7
[INFO] [stderr]    Compiling line-wrap v0.1.1
[INFO] [stderr]    Compiling tinyvec v1.5.1
[INFO] [stderr]    Compiling yaml-rust v0.4.5
[INFO] [stderr]    Compiling dirs-next v2.0.0
[INFO] [stderr]    Compiling rgb v0.8.31
[INFO] [stderr]    Compiling clap v2.34.0
[INFO] [stderr]    Compiling form_urlencoded v1.0.1
[INFO] [stderr]    Compiling path_abs v0.5.1
[INFO] [stderr]    Compiling cc v1.0.72
[INFO] [stderr]    Compiling encoding v0.2.33
[INFO] [stderr]    Compiling quote v1.0.15
[INFO] [stderr]    Compiling indexmap v1.8.0
[INFO] [stderr]    Compiling miniz_oxide v0.4.4
[INFO] [stderr]    Compiling ansi_colours v1.1.1
[INFO] [stderr]    Compiling unicode-normalization v0.1.19
[INFO] [stderr]    Compiling aho-corasick v0.7.18
[INFO] [stderr]    Compiling bstr v0.2.17
[INFO] [stderr]    Compiling content_inspector v0.2.4
[INFO] [stderr]    Compiling libz-sys v1.1.3
[INFO] [stderr]    Compiling sys-info v0.9.1
[INFO] [stderr]    Compiling onig_sys v69.7.1
[INFO] [stderr]    Compiling libgit2-sys v0.12.26+1.3.0
[INFO] [stderr]    Compiling idna v0.2.3
[INFO] [stderr] error: could not compile `clap`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name clap --edition=2018 /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/clap-2.34.0/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --crate-type lib --emit=dep-info,metadata,link -C embed-bitcode=no -C debuginfo=2 --cfg 'feature="ansi_term"' --cfg 'feature="atty"' --cfg 'feature="color"' --cfg 'feature="strsim"' --cfg 'feature="suggestions"' --cfg 'feature="term_size"' --cfg 'feature="wrap_help"' -C metadata=3f9625be12848bca -C extra-filename=-3f9625be12848bca --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern ansi_term=/opt/rustwide/target/debug/deps/libansi_term-48f0fd0ac85ec814.rmeta --extern atty=/opt/rustwide/target/debug/deps/libatty-2d9b96298e304896.rmeta --extern bitflags=/opt/rustwide/target/debug/deps/libbitflags-05dfd5b5d1225bed.rmeta --extern strsim=/opt/rustwide/target/debug/deps/libstrsim-c0d73e3d44b574a0.rmeta --extern term_size=/opt/rustwide/target/debug/deps/libterm_size-2bb9df43acd442f0.rmeta --extern textwrap=/opt/rustwide/target/debug/deps/libtextwrap-982350ca8700e4e7.rmeta --extern unicode_width=/opt/rustwide/target/debug/deps/libunicode_width-e91030079211fd3f.rmeta --cap-lints allow --cap-lints=forbid` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "d86c097ad29ca3412d7c088f0e76d9f8b0c8dd0ef8178f8ffc9fcc1ec7bc05cc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d86c097ad29ca3412d7c088f0e76d9f8b0c8dd0ef8178f8ffc9fcc1ec7bc05cc", kill_on_drop: false }`
[INFO] [stdout] d86c097ad29ca3412d7c088f0e76d9f8b0c8dd0ef8178f8ffc9fcc1ec7bc05cc