[INFO] cloning repository https://github.com/ahyaemon/super_libre_2
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ahyaemon/super_libre_2" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fahyaemon%2Fsuper_libre_2", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fahyaemon%2Fsuper_libre_2'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 2192cf899a1d9c485ae59973517d5199a843560c
[INFO] checking ahyaemon/super_libre_2 against try#8832a71d49053449d3904572ee8f2c79da2104ae for pr-95953
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fahyaemon%2Fsuper_libre_2" "/workspace/builds/worker-50/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-50/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ahyaemon/super_libre_2 on toolchain 8832a71d49053449d3904572ee8f2c79da2104ae
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8832a71d49053449d3904572ee8f2c79da2104ae" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/ahyaemon/super_libre_2
[INFO] finished tweaking git repo https://github.com/ahyaemon/super_libre_2
[INFO] tweaked toml for git repo https://github.com/ahyaemon/super_libre_2 written to /workspace/builds/worker-50/source/Cargo.toml
[INFO] crate git repo https://github.com/ahyaemon/super_libre_2 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8832a71d49053449d3904572ee8f2c79da2104ae" "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-50/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-50/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" "+8832a71d49053449d3904572ee8f2c79da2104ae" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 59a0c90375a6abb2314e77e4ff5d43943280182dfb60ebce8a14ef6ad2a25d92
[INFO] running `Command { std: "docker" "start" "-a" "59a0c90375a6abb2314e77e4ff5d43943280182dfb60ebce8a14ef6ad2a25d92", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "59a0c90375a6abb2314e77e4ff5d43943280182dfb60ebce8a14ef6ad2a25d92", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "59a0c90375a6abb2314e77e4ff5d43943280182dfb60ebce8a14ef6ad2a25d92", kill_on_drop: false }`
[INFO] [stdout] 59a0c90375a6abb2314e77e4ff5d43943280182dfb60ebce8a14ef6ad2a25d92
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-50/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-50/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" "+8832a71d49053449d3904572ee8f2c79da2104ae" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1a4434f44a54c71611cd5a23bdf9bff36eb239e6adb7285e321b295475970c38
[INFO] running `Command { std: "docker" "start" "-a" "1a4434f44a54c71611cd5a23bdf9bff36eb239e6adb7285e321b295475970c38", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.51
[INFO] [stderr]    Compiling proc-macro2 v0.4.27
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling num-traits v0.2.6
[INFO] [stderr]    Compiling cc v1.0.35
[INFO] [stderr]    Compiling autocfg v0.1.2
[INFO] [stderr]     Checking cfg-if v0.1.7
[INFO] [stderr]    Compiling syn v0.15.30
[INFO] [stderr]     Checking lazy_static v1.3.0
[INFO] [stderr]    Compiling byteorder v1.3.1
[INFO] [stderr]    Compiling serde v1.0.90
[INFO] [stderr]    Compiling xml-rs v0.8.0
[INFO] [stderr]     Checking bitflags v1.0.4
[INFO] [stderr]     Checking rand_core v0.4.0
[INFO] [stderr]    Compiling arrayvec v0.4.10
[INFO] [stderr]    Compiling pkg-config v0.3.14
[INFO] [stderr]     Checking nodrop v0.1.13
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]     Checking scopeguard v0.3.3
[INFO] [stderr]    Compiling khronos_api v3.1.0
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]     Checking memoffset v0.2.1
[INFO] [stderr]    Compiling ryu v0.2.7
[INFO] [stderr]    Compiling nix v0.13.0
[INFO] [stderr]     Checking linked-hash-map v0.5.2
[INFO] [stderr]    Compiling khronos_api v2.2.0
[INFO] [stderr]     Checking smallvec v0.6.9
[INFO] [stderr]     Checking downcast-rs v1.0.4
[INFO] [stderr]    Compiling rustc-demangle v0.1.14
[INFO] [stderr]     Checking stable_deref_trait v1.1.1
[INFO] [stderr]     Checking same-file v1.0.4
[INFO] [stderr]    Compiling num-integer v0.1.39
[INFO] [stderr]    Compiling itoa v0.4.3
[INFO] [stderr]    Compiling pulldown-cmark v0.2.0
[INFO] [stderr]     Checking xdg v2.2.0
[INFO] [stderr]    Compiling num-complex v0.2.1
[INFO] [stderr]    Compiling typenum v1.10.0
[INFO] [stderr]    Compiling remove_dir_all v0.5.1
[INFO] [stderr]    Compiling num-iter v0.1.37
[INFO] [stderr]     Checking adler32 v1.0.3
[INFO] [stderr]    Compiling nix v0.11.0
[INFO] [stderr]    Compiling num-derive v0.2.4
[INFO] [stderr]    Compiling memchr v2.2.0
[INFO] [stderr]    Compiling glob v0.2.11
[INFO] [stderr]    Compiling crc32fast v1.2.0
[INFO] [stderr]    Compiling num-rational v0.2.1
[INFO] [stderr]    Compiling bytecount v0.4.0
[INFO] [stderr]     Checking lzw v0.10.0
[INFO] [stderr]     Checking percent-encoding v1.0.1
[INFO] [stderr]     Checking libm v0.1.2
[INFO] [stderr]     Checking approx v0.1.1
[INFO] [stderr]     Checking color_quant v1.0.1
[INFO] [stderr]     Checking vec_map v0.8.1
[INFO] [stderr]     Checking mint v0.5.1
[INFO] [stderr]     Checking xi-unicode v0.1.0
[INFO] [stderr]     Checking rawpointer v0.1.0
[INFO] [stderr]     Checking uuid v0.7.4
[INFO] [stderr]    Compiling cgmath v0.17.0
[INFO] [stderr]     Checking fnv v1.0.6
[INFO] [stderr]     Checking safe-transmute v0.10.1
[INFO] [stderr]     Checking hound v3.4.0
[INFO] [stderr]     Checking podio v0.1.6
[INFO] [stderr]     Checking claxon v0.3.2
[INFO] [stderr]    Compiling xml-rs v0.7.0
[INFO] [stderr]     Checking draw_state v0.8.0
[INFO] [stderr]     Checking log v0.4.6
[INFO] [stderr]     Checking inflate v0.4.5
[INFO] [stderr]     Checking crossbeam-utils v0.6.5
[INFO] [stderr]     Checking owning_ref v0.4.0
[INFO] [stderr]     Checking matrixmultiply v0.2.2
[INFO] [stderr]     Checking walkdir v2.2.7
[INFO] [stderr]     Checking rand_core v0.3.1
[INFO] [stderr]     Checking rand_jitter v0.1.3
[INFO] [stderr]     Checking gif v0.10.1
[INFO] [stderr]     Checking rand_hc v0.1.0
[INFO] [stderr]     Checking rand_xorshift v0.1.1
[INFO] [stderr]     Checking rand_isaac v0.1.1
[INFO] [stderr]    Compiling x11-dl v2.18.3
[INFO] [stderr]    Compiling alsa-sys v0.1.2
[INFO] [stderr]    Compiling libudev-sys v0.1.4
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling backtrace v0.3.15
[INFO] [stderr]     Checking lock_api v0.1.5
[INFO] [stderr]    Compiling quote v0.6.12
[INFO] [stderr]    Compiling gl_generator v0.9.0
[INFO] [stderr]    Compiling gl_generator v0.10.0
[INFO] [stderr]    Compiling gl_generator v0.11.0
[INFO] [stderr]    Compiling rand v0.4.6
[INFO] [stderr]     Checking rand_os v0.1.3
[INFO] [stderr]     Checking num_cpus v1.10.0
[INFO] [stderr]     Checking memmap v0.7.0
[INFO] [stderr]     Checking shared_library v0.1.9
[INFO] [stderr]     Checking slice-deque v0.1.16
[INFO] [stderr]     Checking directories v1.0.2
[INFO] [stderr]    Compiling libloading v0.5.0
[INFO] [stderr]    Compiling backtrace-sys v0.1.28
[INFO] [stderr]    Compiling bzip2-sys v0.1.7
[INFO] [stderr]    Compiling minimp3-sys v0.3.1
[INFO] [stderr]    Compiling wayland-scanner v0.21.12
[INFO] [stderr]     Checking crossbeam-epoch v0.7.1
[INFO] [stderr]     Checking stb_truetype v0.2.6
[INFO] [stderr]     Checking rustc-hash v1.0.1
[INFO] [stderr]     Checking deflate v0.7.19
[INFO] [stderr]     Checking ogg v0.7.0
[INFO] [stderr]     Checking jpeg-decoder v0.1.15
[INFO] [stderr]     Checking hashbrown v0.1.8
[INFO] [stderr]     Checking cpal v0.8.2
[INFO] [stderr]     Checking csv-core v0.1.5
[INFO] [stderr]     Checking osmesa-sys v0.1.2
[INFO] [stderr]     Checking lewton v0.9.4
[INFO] [stderr]     Checking crossbeam-deque v0.7.1
[INFO] [stderr]    Compiling tempdir v0.3.7
[INFO] [stderr] error: could not compile `syn`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name syn /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/syn-0.15.30/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="clone-impls"' --cfg 'feature="default"' --cfg 'feature="derive"' --cfg 'feature="extra-traits"' --cfg 'feature="full"' --cfg 'feature="parsing"' --cfg 'feature="printing"' --cfg 'feature="proc-macro"' --cfg 'feature="quote"' --cfg 'feature="visit"' -C metadata=fdf0a3421ea40422 -C extra-filename=-fdf0a3421ea40422 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-d586d2e93f3ede76.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-6689093bbb6acfa5.rmeta --extern unicode_xid=/opt/rustwide/target/debug/deps/libunicode_xid-17df5e5ca0bb5bda.rmeta --cap-lints allow --cap-lints=forbid --cfg syn_can_use_thread_id --cfg syn_can_call_macro_by_path` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `nix`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name nix /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/nix-0.13.0/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --crate-type lib --emit=dep-info,metadata -C embed-bitcode=no -C debuginfo=2 -C metadata=5e0b3c29fca6c76e -C extra-filename=-5e0b3c29fca6c76e --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern bitflags=/opt/rustwide/target/debug/deps/libbitflags-9b8b8954aab8cce2.rmeta --extern cfg_if=/opt/rustwide/target/debug/deps/libcfg_if-4f4398e38e3cee3a.rmeta --extern libc=/opt/rustwide/target/debug/deps/liblibc-0321b836858c6486.rmeta --extern void=/opt/rustwide/target/debug/deps/libvoid-8d5221644b636eb9.rmeta --cap-lints allow --cap-lints=forbid` (signal: 9, SIGKILL: kill)
[INFO] running `Command { std: "docker" "inspect" "1a4434f44a54c71611cd5a23bdf9bff36eb239e6adb7285e321b295475970c38", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1a4434f44a54c71611cd5a23bdf9bff36eb239e6adb7285e321b295475970c38", kill_on_drop: false }`
[INFO] [stdout] 1a4434f44a54c71611cd5a23bdf9bff36eb239e6adb7285e321b295475970c38