[INFO] cloning repository https://github.com/Alvarsson/rust_lalrpop_compiler
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Alvarsson/rust_lalrpop_compiler" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAlvarsson%2Frust_lalrpop_compiler", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAlvarsson%2Frust_lalrpop_compiler'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] bcfe2a7586d63732c401025c56cab80d4e661dfe
[INFO] documenting Alvarsson/rust_lalrpop_compiler against 1.61.0 for beta-1.62-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAlvarsson%2Frust_lalrpop_compiler" "/workspace/builds/worker-32/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-32/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Alvarsson/rust_lalrpop_compiler on toolchain 1.61.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.61.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Alvarsson/rust_lalrpop_compiler
[INFO] finished tweaking git repo https://github.com/Alvarsson/rust_lalrpop_compiler
[INFO] tweaked toml for git repo https://github.com/Alvarsson/rust_lalrpop_compiler written to /workspace/builds/worker-32/source/Cargo.toml
[INFO] crate git repo https://github.com/Alvarsson/rust_lalrpop_compiler already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.61.0" "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 string_cache v0.8.0
[INFO] [stderr]   Downloaded serde v1.0.115
[INFO] [stderr]   Downloaded bit-vec v0.6.2
[INFO] [stderr]   Downloaded indexmap v1.5.2
[INFO] [stderr]   Downloaded docopt v1.1.0
[INFO] [stderr]   Downloaded syn v1.0.39
[INFO] [stderr]   Downloaded serde_derive v1.0.115
[INFO] [stderr]   Downloaded lalrpop-util v0.19.0
[INFO] [stderr]   Downloaded libc v0.2.76
[INFO] [stderr]   Downloaded lalrpop v0.19.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-32/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-32/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" "+1.61.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f071b173bfe559a2aacb8ce787a1df599fb39f05b44505a7962681f16495ec8e
[INFO] running `Command { std: "docker" "start" "-a" "f071b173bfe559a2aacb8ce787a1df599fb39f05b44505a7962681f16495ec8e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f071b173bfe559a2aacb8ce787a1df599fb39f05b44505a7962681f16495ec8e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f071b173bfe559a2aacb8ce787a1df599fb39f05b44505a7962681f16495ec8e", kill_on_drop: false }`
[INFO] [stdout] f071b173bfe559a2aacb8ce787a1df599fb39f05b44505a7962681f16495ec8e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-32/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-32/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" "RUSTDOCFLAGS=--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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+1.61.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 406bfb768a558463613affd08666bbef3e2be2aad79e4209bf251390f8c65442
[INFO] running `Command { std: "docker" "start" "-a" "406bfb768a558463613affd08666bbef3e2be2aad79e4209bf251390f8c65442", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]    Compiling proc-macro2 v1.0.19
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling syn v1.0.39
[INFO] [stderr]    Compiling libc v0.2.76
[INFO] [stderr]    Compiling typenum v1.12.0
[INFO] [stderr]    Compiling serde_derive v1.0.115
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling serde v1.0.115
[INFO] [stderr]    Compiling regex-syntax v0.6.18
[INFO] [stderr]    Compiling byte-tools v0.3.1
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling siphasher v0.3.3
[INFO] [stderr]    Compiling strsim v0.9.3
[INFO] [stderr]    Compiling fake-simd v0.1.2
[INFO] [stderr]    Compiling new_debug_unreachable v1.0.4
[INFO] [stderr]    Compiling bit-vec v0.6.2
[INFO] [stderr]    Compiling precomputed-hash v0.1.1
[INFO] [stderr]    Compiling opaque-debug v0.2.3
[INFO] [stderr]    Compiling either v1.6.0
[INFO] [stderr]    Compiling fixedbitset v0.2.0
[INFO] [stderr]    Compiling diff v0.1.12
[INFO] [stderr]     Checking thread_local v1.0.1
[INFO] [stderr]    Compiling block-padding v0.1.5
[INFO] [stderr]    Compiling itertools v0.9.0
[INFO] [stderr]    Compiling bit-set v0.5.2
[INFO] [stderr]    Compiling phf_shared v0.8.0
[INFO] [stderr]    Compiling hashbrown v0.8.2
[INFO] [stderr]    Compiling indexmap v1.5.2
[INFO] [stderr]     Checking aho-corasick v0.7.13
[INFO] [stderr]    Compiling ena v0.14.0
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]    Compiling dirs v1.0.5
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling term v0.5.2
[INFO] [stderr]    Compiling ascii-canvas v2.0.0
[INFO] [stderr]    Compiling generic-array v0.12.3
[INFO] [stderr]     Checking regex v1.3.9
[INFO] [stderr]    Compiling petgraph v0.5.1
[INFO] [stderr]    Compiling block-buffer v0.7.3
[INFO] [stderr]    Compiling digest v0.8.1
[INFO] [stderr]    Compiling sha2 v0.8.2
[INFO] [stderr]     Checking lalrpop-util v0.19.0
[INFO] [stderr]    Compiling string_cache v0.8.0
[INFO] [stderr]    Compiling docopt v1.1.0
[INFO] [stderr]    Compiling lalrpop v0.19.0
[INFO] [stderr]    Compiling d7050e_2020 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]  Documenting d7050e_2020 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: couldn't read src/minimal/main.rs: No such file or directory (os error 2)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not document `d7050e_2020`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type bin --crate-name minimal src/minimal/main.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=9a3bc378001a7e10 -L dependency=/opt/rustwide/target/debug/deps --extern lalrpop_util=/opt/rustwide/target/debug/deps/liblalrpop_util-51eb8d433570253a.rmeta --extern regex=/opt/rustwide/target/debug/deps/libregex-a91f11a93593e59e.rmeta --cap-lints=warn --crate-version 0.1.0` (exit status: 1)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "406bfb768a558463613affd08666bbef3e2be2aad79e4209bf251390f8c65442", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "406bfb768a558463613affd08666bbef3e2be2aad79e4209bf251390f8c65442", kill_on_drop: false }`
[INFO] [stdout] 406bfb768a558463613affd08666bbef3e2be2aad79e4209bf251390f8c65442