[INFO] cloning repository https://github.com/dansteren/files
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/dansteren/files" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdansteren%2Ffiles", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdansteren%2Ffiles'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 50252b6d9a3466798f73d10e2ddecc9782c8416e
[INFO] testing dansteren/files against 1.55.0 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdansteren%2Ffiles" "/workspace/builds/worker-3/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/dansteren/files on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/dansteren/files
[INFO] finished tweaking git repo https://github.com/dansteren/files
[INFO] tweaked toml for git repo https://github.com/dansteren/files written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/dansteren/files already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 30ab547a4e89b5c1ed397baa2fd4bbdbc8e3a8260f8a75a13436eb63cd51c8de
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "30ab547a4e89b5c1ed397baa2fd4bbdbc8e3a8260f8a75a13436eb63cd51c8de", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "30ab547a4e89b5c1ed397baa2fd4bbdbc8e3a8260f8a75a13436eb63cd51c8de", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "30ab547a4e89b5c1ed397baa2fd4bbdbc8e3a8260f8a75a13436eb63cd51c8de", kill_on_drop: false }`
[INFO] [stdout] 30ab547a4e89b5c1ed397baa2fd4bbdbc8e3a8260f8a75a13436eb63cd51c8de
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] b055cef60f649224c216079edfa028fa5743107a9eba79076977229a88e525da
[INFO] running `Command { std: "docker" "start" "-a" "b055cef60f649224c216079edfa028fa5743107a9eba79076977229a88e525da", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling syn v1.0.72
[INFO] [stderr]    Compiling either v1.6.1
[INFO] [stderr]    Compiling futures-core v0.3.15
[INFO] [stderr]    Compiling futures-task v0.3.15
[INFO] [stderr]    Compiling futures-channel v0.3.15
[INFO] [stderr]    Compiling cpufeatures v0.1.4
[INFO] [stderr]    Compiling beef v0.5.0
[INFO] [stderr]    Compiling futures-sink v0.3.15
[INFO] [stderr]    Compiling futures-io v0.3.15
[INFO] [stderr]    Compiling base32 v0.4.0
[INFO] [stderr]    Compiling typed-arena v2.0.1
[INFO] [stderr]    Compiling num-bigint v0.3.2
[INFO] [stderr]    Compiling futures-util v0.3.15
[INFO] [stderr]    Compiling codespan-reporting v0.9.5
[INFO] [stderr]    Compiling dirs v1.0.5
[INFO] [stderr]    Compiling getrandom v0.2.3
[INFO] [stderr]    Compiling twoway v0.2.2
[INFO] [stderr]    Compiling lalrpop-util v0.19.5
[INFO] [stderr]    Compiling Inflector v0.11.4
[INFO] [stderr]    Compiling sha2 v0.9.5
[INFO] [stderr]    Compiling chrono v0.4.19
[INFO] [stderr]    Compiling pretty v0.10.0
[INFO] [stderr]    Compiling term v0.5.2
[INFO] [stderr]    Compiling rand_core v0.6.2
[INFO] [stderr]    Compiling itertools v0.10.0
[INFO] [stderr]    Compiling combine v3.8.1
[INFO] [stderr]    Compiling rand_chacha v0.3.0
[INFO] [stderr]    Compiling ascii-canvas v2.0.0
[INFO] [stderr]    Compiling rand v0.8.3
[INFO] [stderr]    Compiling tempfile v3.2.0
[INFO] [stderr]    Compiling lalrpop v0.19.5
[INFO] [stderr]    Compiling pest_generator v2.1.3
[INFO] [stderr]    Compiling darling_core v0.12.4
[INFO] [stderr]    Compiling serde_derive v1.0.126
[INFO] [stderr]    Compiling thiserror-impl v1.0.25
[INFO] [stderr]    Compiling derivative v2.2.0
[INFO] [stderr]    Compiling futures-macro v0.3.15
[INFO] [stderr]    Compiling logos-derive v0.12.0
[INFO] [stderr]    Compiling candid_derive v0.4.4
[INFO] [stderr]    Compiling pest_derive v2.1.0
[INFO] [stderr]    Compiling derive_more v0.99.14
[INFO] [stderr]    Compiling async-stream-impl v0.3.2
[INFO] [stderr]    Compiling async-trait v0.1.50
[INFO] [stderr]    Compiling darling_macro v0.12.4
[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-0.19.5/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi --crate-type lib --emit=dep-info,metadata,link -C embed-bitcode=no -C debuginfo=2 --cfg 'feature="default"' --cfg 'feature="lexer"' --cfg 'feature="pico-args"' -C metadata=58c02d38c29b38da -C extra-filename=-58c02d38c29b38da --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern ascii_canvas=/opt/rustwide/target/debug/deps/libascii_canvas-770552f452a1c9d7.rmeta --extern atty=/opt/rustwide/target/debug/deps/libatty-1e49ff90cdfb8e83.rmeta --extern bit_set=/opt/rustwide/target/debug/deps/libbit_set-115aed30b41b3bc3.rmeta --extern diff=/opt/rustwide/target/debug/deps/libdiff-af8dcb0167b90fed.rmeta --extern ena=/opt/rustwide/target/debug/deps/libena-d6da56462bffdb14.rmeta --extern itertools=/opt/rustwide/target/debug/deps/libitertools-8adea721b28c3d78.rmeta --extern lalrpop_util=/opt/rustwide/target/debug/deps/liblalrpop_util-c1741a1e95bcd978.rmeta --extern petgraph=/opt/rustwide/target/debug/deps/libpetgraph-83c85e2fbc797511.rmeta --extern pico_args=/opt/rustwide/target/debug/deps/libpico_args-00c856e88071c976.rmeta --extern regex=/opt/rustwide/target/debug/deps/libregex-17cdeefc8882f7b8.rmeta --extern regex_syntax=/opt/rustwide/target/debug/deps/libregex_syntax-b77be10fdde4f88a.rmeta --extern string_cache=/opt/rustwide/target/debug/deps/libstring_cache-a16d78890f8950db.rmeta --extern term=/opt/rustwide/target/debug/deps/libterm-0349d246fb177222.rmeta --extern tiny_keccak=/opt/rustwide/target/debug/deps/libtiny_keccak-7c916d2da9fe8838.rmeta --extern unicode_xid=/opt/rustwide/target/debug/deps/libunicode_xid-5ecee5fca1210f52.rmeta --cap-lints allow --cap-lints=warn` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "b055cef60f649224c216079edfa028fa5743107a9eba79076977229a88e525da", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b055cef60f649224c216079edfa028fa5743107a9eba79076977229a88e525da", kill_on_drop: false }`
[INFO] [stdout] b055cef60f649224c216079edfa028fa5743107a9eba79076977229a88e525da