[INFO] cloning repository https://github.com/thehappycheese/npeg-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/thehappycheese/npeg-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fthehappycheese%2Fnpeg-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fthehappycheese%2Fnpeg-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c2efa3172ba2f3cabb731169fe553400583f1ae2
[INFO] checking thehappycheese/npeg-rs against master#af4a5a13a15fa0c60e06321077ef452f769b42fd for pr-122960-4
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fthehappycheese%2Fnpeg-rs" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/thehappycheese/npeg-rs on toolchain af4a5a13a15fa0c60e06321077ef452f769b42fd
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+af4a5a13a15fa0c60e06321077ef452f769b42fd" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/thehappycheese/npeg-rs
[INFO] finished tweaking git repo https://github.com/thehappycheese/npeg-rs
[INFO] tweaked toml for git repo https://github.com/thehappycheese/npeg-rs written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/thehappycheese/npeg-rs already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+af4a5a13a15fa0c60e06321077ef452f769b42fd" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: virtual workspace defaulting to `resolver = "1"` despite one or more workspace members being on edition 2021 which implies `resolver = "2"`
[INFO] [stderr] note: to keep the current resolver, specify `workspace.resolver = "1"` in the workspace root's manifest
[INFO] [stderr] note: to use the edition 2021 resolver, specify `workspace.resolver = "2"` in the workspace root's manifest
[INFO] [stderr] note: for more details see https://doc.rust-lang.org/cargo/reference/resolver.html#resolver-versions
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded aho-corasick v0.7.19
[INFO] [stderr]   Downloaded regex-syntax v0.6.27
[INFO] [stderr]   Downloaded regex v1.6.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+af4a5a13a15fa0c60e06321077ef452f769b42fd" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] afcc0097f3d1afc8479261930517489c8994dd774330d74c07a9ac3fe3999382
[INFO] running `Command { std: "docker" "start" "-a" "afcc0097f3d1afc8479261930517489c8994dd774330d74c07a9ac3fe3999382", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "afcc0097f3d1afc8479261930517489c8994dd774330d74c07a9ac3fe3999382", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "afcc0097f3d1afc8479261930517489c8994dd774330d74c07a9ac3fe3999382", kill_on_drop: false }`
[INFO] [stdout] afcc0097f3d1afc8479261930517489c8994dd774330d74c07a9ac3fe3999382
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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=allow" "-e" "RUSTDOCFLAGS=--cap-lints=allow" "-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+af4a5a13a15fa0c60e06321077ef452f769b42fd" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f3b7510139b1479e752810581b3605ff463fbb704f27365343ceb2e7e35b9eff
[INFO] running `Command { std: "docker" "start" "-a" "f3b7510139b1479e752810581b3605ff463fbb704f27365343ceb2e7e35b9eff", kill_on_drop: false }`
[INFO] [stderr] warning: virtual workspace defaulting to `resolver = "1"` despite one or more workspace members being on edition 2021 which implies `resolver = "2"`
[INFO] [stderr] note: to keep the current resolver, specify `workspace.resolver = "1"` in the workspace root's manifest
[INFO] [stderr] note: to use the edition 2021 resolver, specify `workspace.resolver = "2"` in the workspace root's manifest
[INFO] [stderr] note: for more details see https://doc.rust-lang.org/cargo/reference/resolver.html#resolver-versions
[INFO] [stderr]     Checking regex-syntax v0.6.27
[INFO] [stderr]     Checking aho-corasick v0.7.19
[INFO] [stderr]     Checking regex v1.6.0
[INFO] [stderr]     Checking npeg_rs v0.1.0 (/opt/rustwide/workdir/npeg_rs)
[INFO] [stdout] error[E0583]: file not found for module `parser`
[INFO] [stdout]  --> npeg_rs/src/core/mod.rs:2:1
[INFO] [stdout]   |
[INFO] [stdout] 2 | mod parser;
[INFO] [stdout]   | ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = help: to create the module `parser`, create file "npeg_rs/src/core/parser.rs" or "npeg_rs/src/core/parser/mod.rs"
[INFO] [stdout]   = note: if there is a `mod parser` elsewhere in the crate already, import it with `use crate::...` instead
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0583]: file not found for module `parser`
[INFO] [stdout]  --> npeg_rs/src/core/mod.rs:2:1
[INFO] [stdout]   |
[INFO] [stdout] 2 | mod parser;
[INFO] [stdout]   | ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = help: to create the module `parser`, create file "npeg_rs/src/core/parser.rs" or "npeg_rs/src/core/parser/mod.rs"
[INFO] [stdout]   = note: if there is a `mod parser` elsewhere in the crate already, import it with `use crate::...` instead
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `parser::Parser`
[INFO] [stdout]  --> npeg_rs/src/core/mod.rs:8:9
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub use parser            ::  Parser;
[INFO] [stdout]   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ no `Parser` in `core::parser`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `parser::Parser`
[INFO] [stdout]  --> npeg_rs/src/core/mod.rs:8:9
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub use parser            ::  Parser;
[INFO] [stdout]   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ no `Parser` in `core::parser`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0432, E0583.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0432, E0583.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `npeg_rs` (lib) due to 3 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `npeg_rs` (lib test) due to 3 previous errors
[INFO] running `Command { std: "docker" "inspect" "f3b7510139b1479e752810581b3605ff463fbb704f27365343ceb2e7e35b9eff", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f3b7510139b1479e752810581b3605ff463fbb704f27365343ceb2e7e35b9eff", kill_on_drop: false }`
[INFO] [stdout] f3b7510139b1479e752810581b3605ff463fbb704f27365343ceb2e7e35b9eff