[INFO] cloning repository https://github.com/amling/r4
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/amling/r4" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Famling%2Fr4", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Famling%2Fr4'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] bdb1c29d83fd9c2965945efdab20f44b51189073
[INFO] checking amling/r4 against master#ad0d4190facd509a5c79dce427bb7deb2824046e for pr-92472
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Famling%2Fr4" "/workspace/builds/worker-99/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-99/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/amling/r4 on toolchain ad0d4190facd509a5c79dce427bb7deb2824046e
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ad0d4190facd509a5c79dce427bb7deb2824046e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/amling/r4
[INFO] finished tweaking git repo https://github.com/amling/r4
[INFO] tweaked toml for git repo https://github.com/amling/r4 written to /workspace/builds/worker-99/source/Cargo.toml
[INFO] crate git repo https://github.com/amling/r4 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ad0d4190facd509a5c79dce427bb7deb2824046e" "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-99/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-99/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:a429bb59b7a3b4e7270a4b4c243bb115fc561d8f62ec34ef63a0a36cabf65dfd" "/opt/rustwide/cargo-home/bin/cargo" "+ad0d4190facd509a5c79dce427bb7deb2824046e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 93a1d2b6f130eb8c6186391169f383ace59283418b85c4b04d61edde6db6d6a2
[INFO] running `Command { std: "docker" "start" "-a" "93a1d2b6f130eb8c6186391169f383ace59283418b85c4b04d61edde6db6d6a2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "93a1d2b6f130eb8c6186391169f383ace59283418b85c4b04d61edde6db6d6a2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "93a1d2b6f130eb8c6186391169f383ace59283418b85c4b04d61edde6db6d6a2", kill_on_drop: false }`
[INFO] [stdout] 93a1d2b6f130eb8c6186391169f383ace59283418b85c4b04d61edde6db6d6a2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-99/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-99/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:a429bb59b7a3b4e7270a4b4c243bb115fc561d8f62ec34ef63a0a36cabf65dfd" "/opt/rustwide/cargo-home/bin/cargo" "+ad0d4190facd509a5c79dce427bb7deb2824046e" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1e47c48144bdf657558b888972957c7eddddaf9420aa0cc80a2896d4218e0d4e
[INFO] running `Command { std: "docker" "start" "-a" "1e47c48144bdf657558b888972957c7eddddaf9420aa0cc80a2896d4218e0d4e", 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]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling proc-macro2 v0.4.21
[INFO] [stderr]    Compiling libc v0.2.67
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling serde v1.0.82
[INFO] [stderr]     Checking ars_macro v1.0.0 (/opt/rustwide/workdir/ars/macro)
[INFO] [stderr]    Compiling ryu v0.2.7
[INFO] [stderr]     Checking itoa v0.4.3
[INFO] [stderr]     Checking ars_validates v1.0.0 (/opt/rustwide/workdir/ars/validates)
[INFO] [stderr]     Checking lazy_static v1.2.0
[INFO] [stderr]    Compiling rand_core v0.3.0
[INFO] [stderr]    Compiling typenum v1.10.0
[INFO] [stderr]    Compiling cfg-if v0.1.6
[INFO] [stderr]    Compiling cc v1.0.28
[INFO] [stderr]    Compiling string_cache_shared v0.3.0
[INFO] [stderr]    Compiling regex v1.1.0
[INFO] [stderr]    Compiling byteorder v1.2.7
[INFO] [stderr]    Compiling byte-tools v0.3.0
[INFO] [stderr]    Compiling void v1.0.2
[INFO] [stderr]    Compiling ucd-util v0.1.3
[INFO] [stderr]    Compiling autocfg v0.1.1
[INFO] [stderr]    Compiling utf8-ranges v1.0.2
[INFO] [stderr]    Compiling precomputed-hash v0.1.1
[INFO] [stderr]    Compiling strsim v0.7.0
[INFO] [stderr]    Compiling failure_derive v0.1.5
[INFO] [stderr]    Compiling fixedbitset v0.1.9
[INFO] [stderr]    Compiling opaque-debug v0.2.1
[INFO] [stderr]    Compiling bit-vec v0.5.0
[INFO] [stderr]    Compiling ordermap v0.3.5
[INFO] [stderr]    Compiling either v1.5.0
[INFO] [stderr]    Compiling fake-simd v0.1.2
[INFO] [stderr]     Checking rustc-demangle v0.1.13
[INFO] [stderr]    Compiling lalrpop-util v0.17.2
[INFO] [stderr]    Compiling diff v0.1.11
[INFO] [stderr]     Checking ars_sync v1.0.0 (/opt/rustwide/workdir/ars/sync)
[INFO] [stderr]     Checking ars_ds v1.0.0 (/opt/rustwide/workdir/ars/ds)
[INFO] [stderr]    Compiling memchr v2.1.2
[INFO] [stderr]    Compiling block-padding v0.1.2
[INFO] [stderr]    Compiling thread_local v0.3.6
[INFO] [stderr]    Compiling log v0.4.6
[INFO] [stderr]    Compiling rand_pcg v0.1.1
[INFO] [stderr]    Compiling rand_chacha v0.1.0
[INFO] [stderr]    Compiling rand v0.6.1
[INFO] [stderr]     Checking registry_args v1.0.0 (/opt/rustwide/workdir/registry_args)
[INFO] [stderr]    Compiling regex-syntax v0.6.4
[INFO] [stderr]    Compiling unreachable v1.0.0
[INFO] [stderr]    Compiling rand_core v0.2.2
[INFO] [stderr]     Checking rand_xorshift v0.1.0
[INFO] [stderr]     Checking rand_isaac v0.1.1
[INFO] [stderr]     Checking rand_hc v0.1.0
[INFO] [stderr]    Compiling itertools v0.8.2
[INFO] [stderr]    Compiling new_debug_unreachable v1.0.1
[INFO] [stderr]     Checking ars_opts v1.0.0 (/opt/rustwide/workdir/ars/opts)
[INFO] [stderr]    Compiling ena v0.13.1
[INFO] [stderr]    Compiling bit-set v0.5.0
[INFO] [stderr]    Compiling backtrace v0.3.13
[INFO] [stderr]    Compiling petgraph v0.4.13
[INFO] [stderr]     Checking quote v0.6.10
[INFO] [stderr]    Compiling rand v0.5.5
[INFO] [stderr]    Compiling dirs v1.0.5
[INFO] [stderr]    Compiling atty v0.2.11
[INFO] [stderr]     Checking syn v0.15.23
[INFO] [stderr]    Compiling term v0.5.2
[INFO] [stderr]    Compiling backtrace-sys v0.1.28
[INFO] [stderr]    Compiling rlua v0.15.3
[INFO] [stderr]     Checking aho-corasick v0.6.9
[INFO] [stderr]    Compiling generic-array v0.12.0
[INFO] [stderr]    Compiling ascii-canvas v2.0.0
[INFO] [stderr]    Compiling block-buffer v0.7.0
[INFO] [stderr]    Compiling digest v0.8.0
[INFO] [stderr]    Compiling sha2 v0.8.0
[INFO] [stderr]    Compiling phf_generator v0.7.23
[INFO] [stderr]    Compiling string_cache_codegen v0.4.2
[INFO] [stderr]    Compiling string_cache v0.7.3
[INFO] [stderr]     Checking registry_args_derive v1.0.0 (/opt/rustwide/workdir/registry_args_derive)
[INFO] [stderr]     Checking serde_json v1.0.33
[INFO] [stderr]    Compiling synstructure v0.10.1
[INFO] [stderr]     Checking record v1.0.0 (/opt/rustwide/workdir/record)
[INFO] [stderr]    Compiling serde_derive v1.0.82
[INFO] [stderr]    Compiling ars_validates_derive v1.0.0 (/opt/rustwide/workdir/ars/validates_derive)
[INFO] [stderr]     Checking stream v1.0.0 (/opt/rustwide/workdir/stream)
[INFO] [stderr]     Checking bgop v1.0.0 (/opt/rustwide/workdir/bgop)
[INFO] [stderr]     Checking registry v1.0.0 (/opt/rustwide/workdir/registry)
[INFO] [stderr]     Checking failure v0.1.5
[INFO] [stderr]     Checking aggregator v1.0.0 (/opt/rustwide/workdir/aggregator)
[INFO] [stderr]     Checking sorts v1.0.0 (/opt/rustwide/workdir/sorts)
[INFO] [stderr]     Checking clumper v1.0.0 (/opt/rustwide/workdir/clumper)
[INFO] [stderr]     Checking deaggregator v1.0.0 (/opt/rustwide/workdir/deaggregator)
[INFO] [stderr]    Compiling docopt v1.0.2
[INFO] [stderr]    Compiling lalrpop v0.17.2
[INFO] [stderr] error: could not compile `lalrpop`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name lalrpop /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/lalrpop-0.17.2/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,future-incompat --crate-type lib --emit=dep-info,metadata,link -C embed-bitcode=no -C debuginfo=2 -C metadata=64aaf822a98238b8 -C extra-filename=-64aaf822a98238b8 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern ascii_canvas=/opt/rustwide/target/debug/deps/libascii_canvas-4a62052db1266b13.rmeta --extern atty=/opt/rustwide/target/debug/deps/libatty-1da9003dc39b180e.rmeta --extern bit_set=/opt/rustwide/target/debug/deps/libbit_set-7c5898483fcb8485.rmeta --extern diff=/opt/rustwide/target/debug/deps/libdiff-d0caa4607a70fb91.rmeta --extern docopt=/opt/rustwide/target/debug/deps/libdocopt-c3c6d3f119def32e.rmeta --extern ena=/opt/rustwide/target/debug/deps/libena-4544072a3b6b7ec8.rmeta --extern itertools=/opt/rustwide/target/debug/deps/libitertools-6c0a04d3081a4170.rmeta --extern lalrpop_util=/opt/rustwide/target/debug/deps/liblalrpop_util-5d76efdf5ff543b1.rmeta --extern petgraph=/opt/rustwide/target/debug/deps/libpetgraph-2b3097ce57f3ad76.rmeta --extern regex=/opt/rustwide/target/debug/deps/libregex-c4ce9ed74819d1e7.rmeta --extern regex_syntax=/opt/rustwide/target/debug/deps/libregex_syntax-0bbe2020519ff957.rmeta --extern serde=/opt/rustwide/target/debug/deps/libserde-f24598223aac47a0.rmeta --extern serde_derive=/opt/rustwide/target/debug/deps/libserde_derive-468b75de289bd0be.so --extern sha2=/opt/rustwide/target/debug/deps/libsha2-1df4895ce4856f1e.rmeta --extern string_cache=/opt/rustwide/target/debug/deps/libstring_cache-195dd4629be1c0b7.rmeta --extern term=/opt/rustwide/target/debug/deps/libterm-8d1805c5524387e4.rmeta --extern unicode_xid=/opt/rustwide/target/debug/deps/libunicode_xid-17df5e5ca0bb5bda.rmeta --cap-lints allow --cap-lints=forbid` (signal: 9, SIGKILL: kill)
[INFO] running `Command { std: "docker" "inspect" "1e47c48144bdf657558b888972957c7eddddaf9420aa0cc80a2896d4218e0d4e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1e47c48144bdf657558b888972957c7eddddaf9420aa0cc80a2896d4218e0d4e", kill_on_drop: false }`
[INFO] [stdout] 1e47c48144bdf657558b888972957c7eddddaf9420aa0cc80a2896d4218e0d4e