[INFO] cloning repository https://github.com/sandmuel/necs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/sandmuel/necs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsandmuel%2Fnecs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsandmuel%2Fnecs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 786bfdd8d354900fd71548c94c80b72be4d2877c
[INFO] building sandmuel/necs against master#44f415c1d617ebc7b931a243b7b321ef8a6ca47c for pr-142134-abi-ast-error
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsandmuel%2Fnecs" "/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/sandmuel/necs on toolchain 44f415c1d617ebc7b931a243b7b321ef8a6ca47c
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+44f415c1d617ebc7b931a243b7b321ef8a6ca47c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/sandmuel/necs
[INFO] finished tweaking git repo https://github.com/sandmuel/necs
[INFO] tweaked toml for git repo https://github.com/sandmuel/necs written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/sandmuel/necs 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" "+44f415c1d617ebc7b931a243b7b321ef8a6ca47c" "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:eea15d5475069c3ef791f10c2c6b5af2ee421ef2da1e680ecce1cba46243983b" "/opt/rustwide/cargo-home/bin/cargo" "+44f415c1d617ebc7b931a243b7b321ef8a6ca47c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 98187efd1c8e1f6eab12d915445d7839d8c0b139cef03e93dc463e847e5c4a1e
[INFO] running `Command { std: "docker" "start" "-a" "98187efd1c8e1f6eab12d915445d7839d8c0b139cef03e93dc463e847e5c4a1e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "98187efd1c8e1f6eab12d915445d7839d8c0b139cef03e93dc463e847e5c4a1e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "98187efd1c8e1f6eab12d915445d7839d8c0b139cef03e93dc463e847e5c4a1e", kill_on_drop: false }`
[INFO] [stdout] 98187efd1c8e1f6eab12d915445d7839d8c0b139cef03e93dc463e847e5c4a1e
[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=warn" "-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:eea15d5475069c3ef791f10c2c6b5af2ee421ef2da1e680ecce1cba46243983b" "/opt/rustwide/cargo-home/bin/cargo" "+44f415c1d617ebc7b931a243b7b321ef8a6ca47c" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 643ebc21ba22abca9337a236e0c2592db6489aa4943f2854b47c7b91a71babf4
[INFO] running `Command { std: "docker" "start" "-a" "643ebc21ba22abca9337a236e0c2592db6489aa4943f2854b47c7b91a71babf4", kill_on_drop: false }`
[INFO] [stderr]    Compiling version_check v0.9.5
[INFO] [stderr]    Compiling proc-macro2 v1.0.95
[INFO] [stderr]    Compiling unicode-ident v1.0.18
[INFO] [stderr]    Compiling slotmap v1.0.7
[INFO] [stderr]    Compiling quote v1.0.40
[INFO] [stderr]    Compiling necs_internal v0.1.0 (/opt/rustwide/workdir/necs_internal)
[INFO] [stderr]    Compiling syn v2.0.100
[INFO] [stderr]    Compiling necs_macros v0.1.0 (/opt/rustwide/workdir/necs_macros)
[INFO] [stderr]    Compiling necs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 7.01s
[INFO] running `Command { std: "docker" "inspect" "643ebc21ba22abca9337a236e0c2592db6489aa4943f2854b47c7b91a71babf4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "643ebc21ba22abca9337a236e0c2592db6489aa4943f2854b47c7b91a71babf4", kill_on_drop: false }`
[INFO] [stdout] 643ebc21ba22abca9337a236e0c2592db6489aa4943f2854b47c7b91a71babf4
[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=warn" "-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:eea15d5475069c3ef791f10c2c6b5af2ee421ef2da1e680ecce1cba46243983b" "/opt/rustwide/cargo-home/bin/cargo" "+44f415c1d617ebc7b931a243b7b321ef8a6ca47c" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b925345eb7e3d411e4b9366596700a2e68f494e5afa24d65b2c0ea80f1e3fb84
[INFO] running `Command { std: "docker" "start" "-a" "b925345eb7e3d411e4b9366596700a2e68f494e5afa24d65b2c0ea80f1e3fb84", kill_on_drop: false }`
[INFO] [stderr]    Compiling necs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.36s
[INFO] running `Command { std: "docker" "inspect" "b925345eb7e3d411e4b9366596700a2e68f494e5afa24d65b2c0ea80f1e3fb84", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b925345eb7e3d411e4b9366596700a2e68f494e5afa24d65b2c0ea80f1e3fb84", kill_on_drop: false }`
[INFO] [stdout] b925345eb7e3d411e4b9366596700a2e68f494e5afa24d65b2c0ea80f1e3fb84