[INFO] cloning repository https://github.com/White-Green/bnf_lr1_checker
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/White-Green/bnf_lr1_checker" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FWhite-Green%2Fbnf_lr1_checker", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FWhite-Green%2Fbnf_lr1_checker'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d034abe6990b6fa81b6b3c142dec979eac17c222
[INFO] checking White-Green/bnf_lr1_checker against master#4c60a0ea5b2385d7400df9db1ad04e96f2a4c154 for 92191_revert
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FWhite-Green%2Fbnf_lr1_checker" "/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/White-Green/bnf_lr1_checker on toolchain 4c60a0ea5b2385d7400df9db1ad04e96f2a4c154
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4c60a0ea5b2385d7400df9db1ad04e96f2a4c154" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/White-Green/bnf_lr1_checker
[INFO] finished tweaking git repo https://github.com/White-Green/bnf_lr1_checker
[INFO] tweaked toml for git repo https://github.com/White-Green/bnf_lr1_checker written to /workspace/builds/worker-50/source/Cargo.toml
[INFO] crate git repo https://github.com/White-Green/bnf_lr1_checker already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4c60a0ea5b2385d7400df9db1ad04e96f2a4c154" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating git repository `https://github.com/White-Green/Yet-Another-Rust-Parser`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded enum_index v0.2.0
[INFO] [stderr]   Downloaded enum_index_derive v0.2.0
[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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+4c60a0ea5b2385d7400df9db1ad04e96f2a4c154" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] bf916583b913671ca23e0568737daead21d5a2d115fc8611661a6fb5407489a4
[INFO] running `Command { std: "docker" "start" "-a" "bf916583b913671ca23e0568737daead21d5a2d115fc8611661a6fb5407489a4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bf916583b913671ca23e0568737daead21d5a2d115fc8611661a6fb5407489a4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bf916583b913671ca23e0568737daead21d5a2d115fc8611661a6fb5407489a4", kill_on_drop: false }`
[INFO] [stdout] bf916583b913671ca23e0568737daead21d5a2d115fc8611661a6fb5407489a4
[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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+4c60a0ea5b2385d7400df9db1ad04e96f2a4c154" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f9a593bb57ad91ea2ad2af91b43dffd56d05f87384551b94d86c707c78c48344
[INFO] running `Command { std: "docker" "start" "-a" "f9a593bb57ad91ea2ad2af91b43dffd56d05f87384551b94d86c707c78c48344", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling proc-macro2 v1.0.30
[INFO] [stderr]    Compiling unicode-xid v0.0.4
[INFO] [stderr]    Compiling quote v0.3.15
[INFO] [stderr]    Compiling syn v1.0.80
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling libc v0.2.104
[INFO] [stderr]     Checking unicode-width v0.1.9
[INFO] [stderr]    Compiling enum_index v0.2.0
[INFO] [stderr]     Checking vec_map v0.8.2
[INFO] [stderr]     Checking strsim v0.8.0
[INFO] [stderr]     Checking ansi_term v0.11.0
[INFO] [stderr]     Checking bitflags v1.3.2
[INFO] [stderr]    Compiling synom v0.11.3
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]    Compiling syn v0.11.11
[INFO] [stderr]    Compiling quote v1.0.10
[INFO] [stderr]    Compiling enum_index_derive v0.2.0
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]    Compiling parser v0.1.0 (https://github.com/White-Green/Yet-Another-Rust-Parser?rev=cb7249f9da434fe4e44a089f798ce213a9d52140#cb7249f9)
[INFO] [stderr]    Compiling parser_generator v0.1.0 (https://github.com/White-Green/Yet-Another-Rust-Parser?rev=cb7249f9da434fe4e44a089f798ce213a9d52140#cb7249f9)
[INFO] [stderr]     Checking bnf_lr1_checker v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 51.99s
[INFO] running `Command { std: "docker" "inspect" "f9a593bb57ad91ea2ad2af91b43dffd56d05f87384551b94d86c707c78c48344", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f9a593bb57ad91ea2ad2af91b43dffd56d05f87384551b94d86c707c78c48344", kill_on_drop: false }`
[INFO] [stdout] f9a593bb57ad91ea2ad2af91b43dffd56d05f87384551b94d86c707c78c48344