[INFO] cloning repository https://github.com/samuel-weinstein-cs/coffee-gravity
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/samuel-weinstein-cs/coffee-gravity" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsamuel-weinstein-cs%2Fcoffee-gravity", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsamuel-weinstein-cs%2Fcoffee-gravity'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f8b46cc7fbb49c964ce99b8b000b1d6b562c7ff1
[INFO] checking samuel-weinstein-cs/coffee-gravity against master#18bd2dd5cda08b09ace6e37c1a0312e9b2bb4beb for pr-96970
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsamuel-weinstein-cs%2Fcoffee-gravity" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/samuel-weinstein-cs/coffee-gravity on toolchain 18bd2dd5cda08b09ace6e37c1a0312e9b2bb4beb
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+18bd2dd5cda08b09ace6e37c1a0312e9b2bb4beb" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/samuel-weinstein-cs/coffee-gravity
[INFO] finished tweaking git repo https://github.com/samuel-weinstein-cs/coffee-gravity
[INFO] tweaked toml for git repo https://github.com/samuel-weinstein-cs/coffee-gravity written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/samuel-weinstein-cs/coffee-gravity already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+18bd2dd5cda08b09ace6e37c1a0312e9b2bb4beb" "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 stretch v0.2.2
[INFO] [stderr]   Downloaded coffee v0.4.1
[INFO] [stderr]   Downloaded gfx_glyph v0.15.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+18bd2dd5cda08b09ace6e37c1a0312e9b2bb4beb" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3efc2de6a6673a669111db67158cbc942c2c5ed01b04efc53c19b7fb5217401b
[INFO] running `Command { std: "docker" "start" "-a" "3efc2de6a6673a669111db67158cbc942c2c5ed01b04efc53c19b7fb5217401b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3efc2de6a6673a669111db67158cbc942c2c5ed01b04efc53c19b7fb5217401b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3efc2de6a6673a669111db67158cbc942c2c5ed01b04efc53c19b7fb5217401b", kill_on_drop: false }`
[INFO] [stdout] 3efc2de6a6673a669111db67158cbc942c2c5ed01b04efc53c19b7fb5217401b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+18bd2dd5cda08b09ace6e37c1a0312e9b2bb4beb" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 04176f40542e3f207bc9515a592e1c9413b089e7fe267bee16353d5b5fcdb78f
[INFO] running `Command { std: "docker" "start" "-a" "04176f40542e3f207bc9515a592e1c9413b089e7fe267bee16353d5b5fcdb78f", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling libc v0.2.88
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling libm v0.2.1
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling xml-rs v0.8.3
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]     Checking byteorder v1.4.2
[INFO] [stderr]    Compiling khronos_api v3.1.0
[INFO] [stderr]    Compiling pkg-config v0.3.19
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]     Checking rand_core v0.4.2
[INFO] [stderr]     Checking rustc-hash v1.1.0
[INFO] [stderr]     Checking linked-hash-map v0.5.4
[INFO] [stderr]    Compiling autocfg v0.1.7
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]    Compiling nix v0.14.1
[INFO] [stderr]     Checking slab v0.4.2
[INFO] [stderr]     Checking lazycell v1.3.0
[INFO] [stderr]    Compiling rayon-core v1.9.0
[INFO] [stderr]     Checking ppv-lite86 v0.2.10
[INFO] [stderr]    Compiling arrayvec v0.4.12
[INFO] [stderr]     Checking downcast-rs v1.2.0
[INFO] [stderr]     Checking same-file v1.0.6
[INFO] [stderr]     Checking adler32 v1.2.0
[INFO] [stderr]     Checking xi-unicode v0.2.1
[INFO] [stderr]     Checking nodrop v0.1.14
[INFO] [stderr]    Compiling cc v1.0.67
[INFO] [stderr]    Compiling typenum v1.12.0
[INFO] [stderr]    Compiling num-derive v0.2.5
[INFO] [stderr]     Checking smallvec v1.6.1
[INFO] [stderr]     Checking xdg v2.2.0
[INFO] [stderr]     Checking static_assertions v1.1.0
[INFO] [stderr]    Compiling nix v0.15.0
[INFO] [stderr]     Checking either v1.6.1
[INFO] [stderr]    Compiling libm v0.1.4
[INFO] [stderr]     Checking adler v1.0.2
[INFO] [stderr]     Checking gimli v0.23.0
[INFO] [stderr]     Checking lzw v0.10.0
[INFO] [stderr]     Checking uuid v0.8.2
[INFO] [stderr]     Checking rawpointer v0.2.1
[INFO] [stderr]     Checking color_quant v1.1.0
[INFO] [stderr]     Checking percent-encoding v2.1.0
[INFO] [stderr]     Checking vec_map v0.8.2
[INFO] [stderr]     Checking object v0.23.0
[INFO] [stderr]     Checking rustc-demangle v0.1.18
[INFO] [stderr]    Compiling coffee v0.4.1
[INFO] [stderr]     Checking scoped_threadpool v0.1.9
[INFO] [stderr]     Checking fnv v1.0.7
[INFO] [stderr]     Checking libloading v0.6.7
[INFO] [stderr]     Checking instant v0.1.9
[INFO] [stderr] error: could not compile `xml-rs`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name xml /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/xml-rs-0.8.3/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 -C metadata=9d44d9c1aa24ee24 -C extra-filename=-9d44d9c1aa24ee24 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --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 `gimli`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name gimli --edition=2018 /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/gimli-0.23.0/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 --cfg 'feature="read"' -C metadata=0c84e96769a4ba48 -C extra-filename=-0c84e96769a4ba48 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --cap-lints allow --cap-lints=forbid` (signal: 9, SIGKILL: kill)
[INFO] [stderr] error: could not compile `object`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name object --edition=2018 /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/object-0.23.0/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 --cfg 'feature="archive"' --cfg 'feature="coff"' --cfg 'feature="elf"' --cfg 'feature="macho"' --cfg 'feature="pe"' --cfg 'feature="read_core"' --cfg 'feature="unaligned"' -C metadata=9c180a0e68f7317d -C extra-filename=-9c180a0e68f7317d --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --cap-lints allow --cap-lints=forbid` (signal: 9, SIGKILL: kill)
[INFO] running `Command { std: "docker" "inspect" "04176f40542e3f207bc9515a592e1c9413b089e7fe267bee16353d5b5fcdb78f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "04176f40542e3f207bc9515a592e1c9413b089e7fe267bee16353d5b5fcdb78f", kill_on_drop: false }`
[INFO] [stdout] 04176f40542e3f207bc9515a592e1c9413b089e7fe267bee16353d5b5fcdb78f