[INFO] cloning repository https://github.com/BBennettChiba/Rust-etymology
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/BBennettChiba/Rust-etymology" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBBennettChiba%2FRust-etymology", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBBennettChiba%2FRust-etymology'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 479c4f43cee60fed4d215b084dc39d8d57470ab2
[INFO] checking BBennettChiba/Rust-etymology against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBBennettChiba%2FRust-etymology" "/workspace/builds/worker-5-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/BBennettChiba/Rust-etymology on toolchain 385fa9d845dd326c6bbfd58c22244215e431948a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/BBennettChiba/Rust-etymology
[INFO] finished tweaking git repo https://github.com/BBennettChiba/Rust-etymology
[INFO] tweaked toml for git repo https://github.com/BBennettChiba/Rust-etymology written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/BBennettChiba/Rust-etymology 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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded bzip2 v0.4.3
[INFO] [stderr]   Downloaded miniz_oxide v0.5.3
[INFO] [stderr]   Downloaded stfu8 v0.2.5
[INFO] [stderr]   Downloaded flate2 v1.0.24
[INFO] [stderr]   Downloaded voca_rs v1.14.0
[INFO] [stderr]   Downloaded epub v1.2.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] da607ea97bfd047557c2f628c46b4ba47e85d42774735ffcdb93020e284a6a4e
[INFO] running `Command { std: "docker" "start" "-a" "da607ea97bfd047557c2f628c46b4ba47e85d42774735ffcdb93020e284a6a4e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "da607ea97bfd047557c2f628c46b4ba47e85d42774735ffcdb93020e284a6a4e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "da607ea97bfd047557c2f628c46b4ba47e85d42774735ffcdb93020e284a6a4e", kill_on_drop: false }`
[INFO] [stdout] da607ea97bfd047557c2f628c46b4ba47e85d42774735ffcdb93020e284a6a4e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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=forbid" "-e" "RUSTDOCFLAGS=--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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0c7033b0fb758eb607864e89c97eaaa08e8f33072de810cf7932a7a4eecd6a48
[INFO] running `Command { std: "docker" "start" "-a" "0c7033b0fb758eb607864e89c97eaaa08e8f33072de810cf7932a7a4eecd6a48", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.43
[INFO] [stderr]    Compiling quote v1.0.21
[INFO] [stderr]    Compiling unicode-ident v1.0.3
[INFO] [stderr]    Compiling syn v1.0.99
[INFO] [stderr]    Compiling libc v0.2.132
[INFO] [stderr]    Compiling pkg-config v0.3.25
[INFO] [stderr]    Compiling cc v1.0.73
[INFO] [stderr]    Compiling crc32fast v1.3.2
[INFO] [stderr]    Compiling serde_derive v1.0.143
[INFO] [stderr]     Checking regex-syntax v0.6.27
[INFO] [stderr]     Checking miniz_oxide v0.5.3
[INFO] [stderr]    Compiling serde v1.0.143
[INFO] [stderr]    Compiling anyhow v1.0.62
[INFO] [stderr]    Compiling serde_json v1.0.83
[INFO] [stderr]     Checking flate2 v1.0.24
[INFO] [stderr]     Checking percent-encoding v2.1.0
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]     Checking unicode-segmentation v1.9.0
[INFO] [stderr]     Checking itoa v1.0.3
[INFO] [stderr]     Checking xml-rs v0.8.4
[INFO] [stderr]     Checking ryu v1.0.11
[INFO] [stderr]    Compiling bzip2-sys v0.1.11+1.0.8
[INFO] [stderr]     Checking regex v1.6.0
[INFO] [stderr]     Checking bzip2 v0.4.3
[INFO] [stderr]     Checking stfu8 v0.2.5
[INFO] [stderr]    Compiling thiserror-impl v1.0.32
[INFO] [stderr]     Checking voca_rs v1.14.0
[INFO] [stderr]     Checking thiserror v1.0.32
[INFO] [stderr]     Checking zip v0.5.13
[INFO] [stderr]     Checking epub v1.2.3
[INFO] [stderr]     Checking etymology v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 25.52s
[INFO] running `Command { std: "docker" "inspect" "0c7033b0fb758eb607864e89c97eaaa08e8f33072de810cf7932a7a4eecd6a48", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0c7033b0fb758eb607864e89c97eaaa08e8f33072de810cf7932a7a4eecd6a48", kill_on_drop: false }`
[INFO] [stdout] 0c7033b0fb758eb607864e89c97eaaa08e8f33072de810cf7932a7a4eecd6a48
[INFO] checking BBennettChiba/Rust-etymology against try#645bb72776a6a56a1a8f52631a44bd082b2ba509 for absurd-question-mark-desugar
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBBennettChiba%2FRust-etymology" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/BBennettChiba/Rust-etymology on toolchain 645bb72776a6a56a1a8f52631a44bd082b2ba509
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/BBennettChiba/Rust-etymology
[INFO] finished tweaking git repo https://github.com/BBennettChiba/Rust-etymology
[INFO] tweaked toml for git repo https://github.com/BBennettChiba/Rust-etymology written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/BBennettChiba/Rust-etymology 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" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6eedebc9ac77dec349dccc5daf95600db654c629a4bcf99c5533959f149a1c50
[INFO] running `Command { std: "docker" "start" "-a" "6eedebc9ac77dec349dccc5daf95600db654c629a4bcf99c5533959f149a1c50", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6eedebc9ac77dec349dccc5daf95600db654c629a4bcf99c5533959f149a1c50", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6eedebc9ac77dec349dccc5daf95600db654c629a4bcf99c5533959f149a1c50", kill_on_drop: false }`
[INFO] [stdout] 6eedebc9ac77dec349dccc5daf95600db654c629a4bcf99c5533959f149a1c50
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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=forbid" "-e" "RUSTDOCFLAGS=--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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 551546fdc0ab3486857d55cd1a3c1bfd89176b52a2d4555ab3b5ba1958090034
[INFO] running `Command { std: "docker" "start" "-a" "551546fdc0ab3486857d55cd1a3c1bfd89176b52a2d4555ab3b5ba1958090034", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.43
[INFO] [stderr]    Compiling quote v1.0.21
[INFO] [stderr]    Compiling unicode-ident v1.0.3
[INFO] [stderr]    Compiling syn v1.0.99
[INFO] [stderr]    Compiling libc v0.2.132
[INFO] [stderr]    Compiling pkg-config v0.3.25
[INFO] [stderr]    Compiling cc v1.0.73
[INFO] [stderr]    Compiling crc32fast v1.3.2
[INFO] [stderr]     Checking regex-syntax v0.6.27
[INFO] [stderr]    Compiling serde_derive v1.0.143
[INFO] [stderr]     Checking miniz_oxide v0.5.3
[INFO] [stderr]    Compiling serde v1.0.143
[INFO] [stderr]    Compiling anyhow v1.0.62
[INFO] [stderr]     Checking flate2 v1.0.24
[INFO] [stderr]    Compiling serde_json v1.0.83
[INFO] [stderr]     Checking xml-rs v0.8.4
[INFO] [stderr]     Checking percent-encoding v2.1.0
[INFO] [stderr]     Checking itoa v1.0.3
[INFO] [stderr]     Checking ryu v1.0.11
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]     Checking unicode-segmentation v1.9.0
[INFO] [stderr]    Compiling bzip2-sys v0.1.11+1.0.8
[INFO] [stderr]     Checking regex v1.6.0
[INFO] [stderr]     Checking bzip2 v0.4.3
[INFO] [stderr]    Compiling thiserror-impl v1.0.32
[INFO] [stderr]     Checking stfu8 v0.2.5
[INFO] [stderr]     Checking voca_rs v1.14.0
[INFO] [stderr]     Checking thiserror v1.0.32
[INFO] [stderr]     Checking zip v0.5.13
[INFO] [stderr]     Checking epub v1.2.3
[INFO] [stderr]     Checking etymology v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 26.36s
[INFO] running `Command { std: "docker" "inspect" "551546fdc0ab3486857d55cd1a3c1bfd89176b52a2d4555ab3b5ba1958090034", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "551546fdc0ab3486857d55cd1a3c1bfd89176b52a2d4555ab3b5ba1958090034", kill_on_drop: false }`
[INFO] [stdout] 551546fdc0ab3486857d55cd1a3c1bfd89176b52a2d4555ab3b5ba1958090034