[INFO] fetching crate fpgrars 1.13.1...
[INFO] testing fpgrars-1.13.1 against try#1b74e096b9bfb06f84a3007193dcd2f059cbdf6a for pr-96025
[INFO] extracting crate fpgrars 1.13.1 into /workspace/builds/worker-35/source
[INFO] validating manifest of crates.io crate fpgrars 1.13.1 on toolchain 1b74e096b9bfb06f84a3007193dcd2f059cbdf6a
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1b74e096b9bfb06f84a3007193dcd2f059cbdf6a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate fpgrars 1.13.1
[INFO] finished tweaking crates.io crate fpgrars 1.13.1
[INFO] tweaked toml for crates.io crate fpgrars 1.13.1 written to /workspace/builds/worker-35/source/Cargo.toml
[INFO] crate crates.io crate fpgrars 1.13.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1b74e096b9bfb06f84a3007193dcd2f059cbdf6a" "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-35/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-35/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1b74e096b9bfb06f84a3007193dcd2f059cbdf6a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b22530e406e78abd55e8c77d885213278e1ad0488febfeb83dc508f0145ab3f9
[INFO] running `Command { std: "docker" "start" "-a" "b22530e406e78abd55e8c77d885213278e1ad0488febfeb83dc508f0145ab3f9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b22530e406e78abd55e8c77d885213278e1ad0488febfeb83dc508f0145ab3f9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b22530e406e78abd55e8c77d885213278e1ad0488febfeb83dc508f0145ab3f9", kill_on_drop: false }`
[INFO] [stdout] b22530e406e78abd55e8c77d885213278e1ad0488febfeb83dc508f0145ab3f9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-35/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-35/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1b74e096b9bfb06f84a3007193dcd2f059cbdf6a" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 07669da71675ac0fe36630472b804bceb79e4f3581d5e989c23925a94bffd0aa
[INFO] running `Command { std: "docker" "start" "-a" "07669da71675ac0fe36630472b804bceb79e4f3581d5e989c23925a94bffd0aa", 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]    Compiling libc v0.2.102
[INFO] [stderr]    Compiling xml-rs v0.8.3
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling pkg-config v0.3.19
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling proc-macro2 v1.0.28
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling khronos_api v3.1.0
[INFO] [stderr]    Compiling version_check v0.9.2
[INFO] [stderr]    Compiling smallvec v1.6.1
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]    Compiling once_cell v1.8.0
[INFO] [stderr]    Compiling scoped-tls v1.0.0
[INFO] [stderr]    Compiling downcast-rs v1.2.0
[INFO] [stderr]    Compiling ttf-parser v0.6.2
[INFO] [stderr]    Compiling nix v0.18.0
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]    Compiling minimal-lexical v0.1.3
[INFO] [stderr]    Compiling parking_lot_core v0.8.5
[INFO] [stderr]    Compiling ab_glyph_rasterizer v0.1.4
[INFO] [stderr]    Compiling same-file v1.0.6
[INFO] [stderr]    Compiling scopeguard v1.1.0
[INFO] [stderr]    Compiling xdg v2.2.0
[INFO] [stderr]    Compiling slab v0.4.2
[INFO] [stderr]    Compiling lazycell v1.3.0
[INFO] [stderr]    Compiling getrandom v0.1.15
[INFO] [stderr]    Compiling winit v0.23.0
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling percent-encoding v2.1.0
[INFO] [stderr]    Compiling gimli v0.23.0
[INFO] [stderr]    Compiling adler v0.2.3
[INFO] [stderr]    Compiling nix v0.15.0
[INFO] [stderr]    Compiling rustc-demangle v0.1.18
[INFO] [stderr]    Compiling void v1.0.2
[INFO] [stderr]    Compiling lexical-core v0.7.6
[INFO] [stderr]    Compiling object v0.22.0
[INFO] [stderr]    Compiling takeable-option v0.5.0
[INFO] [stderr]    Compiling arrayvec v0.5.2
[INFO] [stderr]    Compiling ppv-lite86 v0.2.10
[INFO] [stderr]    Compiling unicode-width v0.1.8
[INFO] [stderr]    Compiling static_assertions v1.1.0
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling fnv v1.0.7
[INFO] [stderr]    Compiling nibble_vec v0.0.3
[INFO] [stderr]    Compiling strsim v0.8.0
[INFO] [stderr]    Compiling vec_map v0.8.2
[INFO] [stderr]    Compiling ansi_term v0.11.0
[INFO] [stderr]    Compiling memalloc v0.1.0
[INFO] [stderr]    Compiling libloading v0.7.0
[INFO] [stderr]    Compiling instant v0.1.9
[INFO] [stderr]    Compiling libloading v0.6.5
[INFO] [stderr]    Compiling walkdir v2.3.1
[INFO] [stderr]    Compiling lock_api v0.4.5
[INFO] [stderr]    Compiling radix_trie v0.0.9
[INFO] [stderr]    Compiling dlib v0.4.2
[INFO] [stderr]    Compiling nom v7.0.0
[INFO] [stderr]    Compiling nom v5.1.2
[INFO] [stderr]    Compiling dlib v0.5.0
[INFO] [stderr]    Compiling memoffset v0.6.4
[INFO] [stderr]    Compiling miniz_oxide v0.4.3
[INFO] [stderr]    Compiling memoffset v0.5.6
[INFO] [stderr]    Compiling gl_generator v0.14.0
[INFO] [stderr]    Compiling wayland-sys v0.28.6
[INFO] [stderr]    Compiling x11-dl v2.18.5
[INFO] [stderr]    Compiling alsa-sys v0.3.1
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling wayland-scanner v0.28.6
[INFO] [stderr]    Compiling owned_ttf_parser v0.6.0
[INFO] [stderr]    Compiling rusttype v0.9.2
[INFO] [stderr]    Compiling andrew v0.3.1
[INFO] [stderr]    Compiling glutin_glx_sys v0.1.7
[INFO] [stderr]    Compiling glutin_egl_sys v0.1.5
[INFO] [stderr]    Compiling glium v0.28.0
[INFO] [stderr]    Compiling nix v0.20.1
[INFO] [stderr]    Compiling iovec v0.1.4
[INFO] [stderr]    Compiling net2 v0.2.35
[INFO] [stderr]    Compiling memmap2 v0.1.0
[INFO] [stderr]    Compiling raw-window-handle v0.3.3
[INFO] [stderr]    Compiling shared_library v0.1.9
[INFO] [stderr]    Compiling term_size v0.3.2
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling osmesa-sys v0.1.2
[INFO] [stderr]    Compiling parking_lot v0.11.2
[INFO] [stderr]    Compiling mio v0.6.22
[INFO] [stderr]    Compiling wayland-client v0.28.6
[INFO] [stderr]    Compiling wayland-protocols v0.28.6
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling addr2line v0.14.0
[INFO] [stderr]    Compiling xcursor v0.3.4
[INFO] [stderr]    Compiling backtrace v0.3.55
[INFO] [stderr]    Compiling mio-extras v2.0.6
[INFO] [stderr]    Compiling alsa v0.4.3
[INFO] [stderr]    Compiling calloop v0.6.5
[INFO] [stderr]    Compiling wayland-commons v0.28.6
[INFO] [stderr]    Compiling midir v0.7.0
[INFO] [stderr]    Compiling wayland-cursor v0.28.6
[INFO] [stderr]    Compiling wayland-egl v0.28.6
[INFO] [stderr]    Compiling smithay-client-toolkit v0.12.3
[INFO] [stderr]    Compiling glutin v0.25.1
[INFO] [stderr]    Compiling pixel-canvas v0.2.2
[INFO] [stderr]    Compiling fpgrars v1.13.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 53.37s
[INFO] running `Command { std: "docker" "inspect" "07669da71675ac0fe36630472b804bceb79e4f3581d5e989c23925a94bffd0aa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "07669da71675ac0fe36630472b804bceb79e4f3581d5e989c23925a94bffd0aa", kill_on_drop: false }`
[INFO] [stdout] 07669da71675ac0fe36630472b804bceb79e4f3581d5e989c23925a94bffd0aa
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-35/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-35/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1b74e096b9bfb06f84a3007193dcd2f059cbdf6a" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 21ca1fe656333c28e82fe913cf05b28d24ad8ef5342596ee857e9b25a57fca48
[INFO] running `Command { std: "docker" "start" "-a" "21ca1fe656333c28e82fe913cf05b28d24ad8ef5342596ee857e9b25a57fca48", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling smallvec v1.6.1
[INFO] [stderr]    Compiling once_cell v1.8.0
[INFO] [stderr]    Compiling downcast-rs v1.2.0
[INFO] [stderr]    Compiling scoped-tls v1.0.0
[INFO] [stderr]    Compiling minimal-lexical v0.1.3
[INFO] [stderr]    Compiling ttf-parser v0.6.2
[INFO] [stderr]    Compiling ab_glyph_rasterizer v0.1.4
[INFO] [stderr]    Compiling same-file v1.0.6
[INFO] [stderr]    Compiling scopeguard v1.1.0
[INFO] [stderr]    Compiling slab v0.4.2
[INFO] [stderr]    Compiling xdg v2.2.0
[INFO] [stderr]    Compiling lazycell v1.3.0
[INFO] [stderr]    Compiling adler v0.2.3
[INFO] [stderr]    Compiling percent-encoding v2.1.0
[INFO] [stderr]    Compiling gimli v0.23.0
[INFO] [stderr]    Compiling rustc-demangle v0.1.18
[INFO] [stderr]    Compiling object v0.22.0
[INFO] [stderr]    Compiling void v1.0.2
[INFO] [stderr]    Compiling fnv v1.0.7
[INFO] [stderr]    Compiling ppv-lite86 v0.2.10
[INFO] [stderr]    Compiling arrayvec v0.5.2
[INFO] [stderr]    Compiling unicode-width v0.1.8
[INFO] [stderr]    Compiling takeable-option v0.5.0
[INFO] [stderr]    Compiling static_assertions v1.1.0
[INFO] [stderr]    Compiling ansi_term v0.11.0
[INFO] [stderr]    Compiling nibble_vec v0.0.3
[INFO] [stderr]    Compiling memalloc v0.1.0
[INFO] [stderr]    Compiling vec_map v0.8.2
[INFO] [stderr]    Compiling strsim v0.8.0
[INFO] [stderr]    Compiling libc v0.2.102
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling memoffset v0.6.4
[INFO] [stderr]    Compiling memoffset v0.5.6
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling glutin_egl_sys v0.1.5
[INFO] [stderr]    Compiling libloading v0.7.0
[INFO] [stderr]    Compiling libloading v0.6.5
[INFO] [stderr]    Compiling instant v0.1.9
[INFO] [stderr]    Compiling walkdir v2.3.1
[INFO] [stderr]    Compiling miniz_oxide v0.4.3
[INFO] [stderr]    Compiling radix_trie v0.0.9
[INFO] [stderr]    Compiling lock_api v0.4.5
[INFO] [stderr]    Compiling dlib v0.4.2
[INFO] [stderr]    Compiling nom v7.0.0
[INFO] [stderr]    Compiling dlib v0.5.0
[INFO] [stderr]    Compiling lexical-core v0.7.6
[INFO] [stderr]    Compiling wayland-sys v0.28.6
[INFO] [stderr]    Compiling owned_ttf_parser v0.6.0
[INFO] [stderr]    Compiling nix v0.20.1
[INFO] [stderr]    Compiling iovec v0.1.4
[INFO] [stderr]    Compiling net2 v0.2.35
[INFO] [stderr]    Compiling nix v0.18.0
[INFO] [stderr]    Compiling memmap2 v0.1.0
[INFO] [stderr]    Compiling parking_lot_core v0.8.5
[INFO] [stderr]    Compiling x11-dl v2.18.5
[INFO] [stderr]    Compiling shared_library v0.1.9
[INFO] [stderr]    Compiling raw-window-handle v0.3.3
[INFO] [stderr]    Compiling getrandom v0.1.15
[INFO] [stderr]    Compiling term_size v0.3.2
[INFO] [stderr]    Compiling alsa-sys v0.3.1
[INFO] [stderr]    Compiling nix v0.15.0
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling addr2line v0.14.0
[INFO] [stderr]    Compiling xcursor v0.3.4
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling rusttype v0.9.2
[INFO] [stderr]    Compiling mio v0.6.22
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling backtrace v0.3.55
[INFO] [stderr]    Compiling parking_lot v0.11.2
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling osmesa-sys v0.1.2
[INFO] [stderr]    Compiling andrew v0.3.1
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling mio-extras v2.0.6
[INFO] [stderr]    Compiling nom v5.1.2
[INFO] [stderr]    Compiling glutin_glx_sys v0.1.7
[INFO] [stderr]    Compiling calloop v0.6.5
[INFO] [stderr]    Compiling alsa v0.4.3
[INFO] [stderr]    Compiling wayland-commons v0.28.6
[INFO] [stderr] error: could not compile `nix`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name nix --edition=2018 /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/nix-0.20.1/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 -C metadata=3c1e9f5444bff5ec -C extra-filename=-3c1e9f5444bff5ec --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern bitflags=/opt/rustwide/target/debug/deps/libbitflags-6d05264d59b50f7f.rmeta --extern cfg_if=/opt/rustwide/target/debug/deps/libcfg_if-90e3626e3c41eec3.rmeta --extern libc=/opt/rustwide/target/debug/deps/liblibc-2957c5aedd994e2c.rmeta --extern memoffset=/opt/rustwide/target/debug/deps/libmemoffset-1ebc79530dc1dd57.rmeta --cap-lints allow --cap-lints=forbid` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `clap`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name clap /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/clap-2.33.3/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="default"' --cfg 'feature="strsim"' --cfg 'feature="suggestions"' --cfg 'feature="term_size"' --cfg 'feature="vec_map"' --cfg 'feature="wrap_help"' -C metadata=198ce91e9be36add -C extra-filename=-198ce91e9be36add --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern ansi_term=/opt/rustwide/target/debug/deps/libansi_term-76ca62e328105e50.rmeta --extern atty=/opt/rustwide/target/debug/deps/libatty-6471766ad2530161.rmeta --extern bitflags=/opt/rustwide/target/debug/deps/libbitflags-6d05264d59b50f7f.rmeta --extern strsim=/opt/rustwide/target/debug/deps/libstrsim-c0d73e3d44b574a0.rmeta --extern term_size=/opt/rustwide/target/debug/deps/libterm_size-3b70204914f23cc9.rmeta --extern textwrap=/opt/rustwide/target/debug/deps/libtextwrap-5785dc26dbd05325.rmeta --extern unicode_width=/opt/rustwide/target/debug/deps/libunicode_width-6da279cd4f865ec2.rmeta --extern vec_map=/opt/rustwide/target/debug/deps/libvec_map-dab3909866655c61.rmeta --cap-lints allow --cap-lints=forbid` (signal: 9, SIGKILL: kill)
[INFO] running `Command { std: "docker" "inspect" "21ca1fe656333c28e82fe913cf05b28d24ad8ef5342596ee857e9b25a57fca48", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "21ca1fe656333c28e82fe913cf05b28d24ad8ef5342596ee857e9b25a57fca48", kill_on_drop: false }`
[INFO] [stdout] 21ca1fe656333c28e82fe913cf05b28d24ad8ef5342596ee857e9b25a57fca48