[INFO] cloning repository https://github.com/pczora/olderon
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/pczora/olderon" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpczora%2Folderon", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpczora%2Folderon'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 19bc0f4b2d22478d537fb013339178acb9caeae0
[INFO] checking pczora/olderon against master#af4a5a13a15fa0c60e06321077ef452f769b42fd for pr-122960-4
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpczora%2Folderon" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/pczora/olderon 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/pczora/olderon
[INFO] finished tweaking git repo https://github.com/pczora/olderon
[INFO] tweaked toml for git repo https://github.com/pczora/olderon written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/pczora/olderon 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] fbce149bd374de59ade727a14b23a1f734ef4c9de4ae751747471b5ac187f78f
[INFO] running `Command { std: "docker" "start" "-a" "fbce149bd374de59ade727a14b23a1f734ef4c9de4ae751747471b5ac187f78f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fbce149bd374de59ade727a14b23a1f734ef4c9de4ae751747471b5ac187f78f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fbce149bd374de59ade727a14b23a1f734ef4c9de4ae751747471b5ac187f78f", kill_on_drop: false }`
[INFO] [stdout] fbce149bd374de59ade727a14b23a1f734ef4c9de4ae751747471b5ac187f78f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 3bd81d46934f8e77b8ee47ff507caa7a08ae0e429cc6eac94ab60c026123ff43
[INFO] running `Command { std: "docker" "start" "-a" "3bd81d46934f8e77b8ee47ff507caa7a08ae0e429cc6eac94ab60c026123ff43", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]     Checking regex-syntax v0.6.29
[INFO] [stderr]     Checking aho-corasick v0.7.20
[INFO] [stderr]     Checking regex v1.5.5
[INFO] [stderr]     Checking olderon v0.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0599]: no method named `at` found for struct `regex::Captures` in the current scope
[INFO] [stdout]   --> src/fileparser.rs:44:23
[INFO] [stdout]    |
[INFO] [stdout] 44 |         let arg = cap.at(1).unwrap();
[INFO] [stdout]    |                       ^^ method not found in `Captures<'_>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `at` found for struct `regex::Captures` in the current scope
[INFO] [stdout]   --> src/fileparser.rs:44:23
[INFO] [stdout]    |
[INFO] [stdout] 44 |         let arg = cap.at(1).unwrap();
[INFO] [stdout]    |                       ^^ method not found in `Captures<'_>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `at` found for struct `regex::Captures` in the current scope
[INFO] [stdout]   --> src/fileparser.rs:64:23
[INFO] [stdout]    |
[INFO] [stdout] 64 |         let arg = cap.at(1).unwrap();
[INFO] [stdout]    |                       ^^ method not found in `Captures<'_>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `at` found for struct `regex::Captures` in the current scope
[INFO] [stdout]   --> src/fileparser.rs:64:23
[INFO] [stdout]    |
[INFO] [stdout] 64 |         let arg = cap.at(1).unwrap();
[INFO] [stdout]    |                       ^^ method not found in `Captures<'_>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `at` found for struct `regex::Captures` in the current scope
[INFO] [stdout]   --> src/fileparser.rs:69:23
[INFO] [stdout]    |
[INFO] [stdout] 69 |         let arg = cap.at(1).unwrap();
[INFO] [stdout]    |                       ^^ method not found in `Captures<'_>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `at` found for struct `regex::Captures` in the current scope
[INFO] [stdout]   --> src/fileparser.rs:69:23
[INFO] [stdout]    |
[INFO] [stdout] 69 |         let arg = cap.at(1).unwrap();
[INFO] [stdout]    |                       ^^ method not found in `Captures<'_>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 3 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0599`.
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 3 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0599`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `olderon` (bin "olderon" test) due to 4 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `olderon` (bin "olderon") due to 4 previous errors
[INFO] running `Command { std: "docker" "inspect" "3bd81d46934f8e77b8ee47ff507caa7a08ae0e429cc6eac94ab60c026123ff43", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3bd81d46934f8e77b8ee47ff507caa7a08ae0e429cc6eac94ab60c026123ff43", kill_on_drop: false }`
[INFO] [stdout] 3bd81d46934f8e77b8ee47ff507caa7a08ae0e429cc6eac94ab60c026123ff43
[INFO] checking pczora/olderon against try#36dbcaee1a55543dfc181be52a69d99ff46ff62f for pr-122960-4
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpczora%2Folderon" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/pczora/olderon on toolchain 36dbcaee1a55543dfc181be52a69d99ff46ff62f
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+36dbcaee1a55543dfc181be52a69d99ff46ff62f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/pczora/olderon
[INFO] finished tweaking git repo https://github.com/pczora/olderon
[INFO] tweaked toml for git repo https://github.com/pczora/olderon written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/pczora/olderon 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" "+36dbcaee1a55543dfc181be52a69d99ff46ff62f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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" "+36dbcaee1a55543dfc181be52a69d99ff46ff62f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7f33c1e459bd98484da173bbbc71592a14afe15f7679d80b919ba5f917853262
[INFO] running `Command { std: "docker" "start" "-a" "7f33c1e459bd98484da173bbbc71592a14afe15f7679d80b919ba5f917853262", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7f33c1e459bd98484da173bbbc71592a14afe15f7679d80b919ba5f917853262", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7f33c1e459bd98484da173bbbc71592a14afe15f7679d80b919ba5f917853262", kill_on_drop: false }`
[INFO] [stdout] 7f33c1e459bd98484da173bbbc71592a14afe15f7679d80b919ba5f917853262
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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" "+36dbcaee1a55543dfc181be52a69d99ff46ff62f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 79b979cc8a075ca2e63c769ce6c1fc36726e209b01464b61f233e9f924c4bef9
[INFO] running `Command { std: "docker" "start" "-a" "79b979cc8a075ca2e63c769ce6c1fc36726e209b01464b61f233e9f924c4bef9", kill_on_drop: false }`
[INFO] [stderr] Copying to /tmp/fixit
[INFO] [stderr] no edition found in manifest, probably 2015, skipping
[INFO] running `Command { std: "docker" "inspect" "79b979cc8a075ca2e63c769ce6c1fc36726e209b01464b61f233e9f924c4bef9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "79b979cc8a075ca2e63c769ce6c1fc36726e209b01464b61f233e9f924c4bef9", kill_on_drop: false }`
[INFO] [stdout] 79b979cc8a075ca2e63c769ce6c1fc36726e209b01464b61f233e9f924c4bef9