[INFO] cloning repository https://github.com/kacperszo/rust-poll-app
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/kacperszo/rust-poll-app" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkacperszo%2Frust-poll-app", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkacperszo%2Frust-poll-app'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 8943c9d9f3fc553638001b8ee7ddeea040a8350c
[INFO] building kacperszo/rust-poll-app against try#8b8eff55bd72abbb57167bc42222a7f91d41cb0d for pr-142134-abi-ast-error
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkacperszo%2Frust-poll-app" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/kacperszo/rust-poll-app on toolchain 8b8eff55bd72abbb57167bc42222a7f91d41cb0d
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8b8eff55bd72abbb57167bc42222a7f91d41cb0d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/kacperszo/rust-poll-app
[INFO] finished tweaking git repo https://github.com/kacperszo/rust-poll-app
[INFO] tweaked toml for git repo https://github.com/kacperszo/rust-poll-app written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/kacperszo/rust-poll-app 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" "+8b8eff55bd72abbb57167bc42222a7f91d41cb0d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:eea15d5475069c3ef791f10c2c6b5af2ee421ef2da1e680ecce1cba46243983b" "/opt/rustwide/cargo-home/bin/cargo" "+8b8eff55bd72abbb57167bc42222a7f91d41cb0d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a107958bf8f03b7c37af188be3c4c1e91a76c6a6c181f2508f89c09127032091
[INFO] running `Command { std: "docker" "start" "-a" "a107958bf8f03b7c37af188be3c4c1e91a76c6a6c181f2508f89c09127032091", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a107958bf8f03b7c37af188be3c4c1e91a76c6a6c181f2508f89c09127032091", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a107958bf8f03b7c37af188be3c4c1e91a76c6a6c181f2508f89c09127032091", kill_on_drop: false }`
[INFO] [stdout] a107958bf8f03b7c37af188be3c4c1e91a76c6a6c181f2508f89c09127032091
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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=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" "+8b8eff55bd72abbb57167bc42222a7f91d41cb0d" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] dd94dab142ea70da595d6dc4e83ec3cd7aa2586c1699e4bff8c3326268c546dc
[INFO] running `Command { std: "docker" "start" "-a" "dd94dab142ea70da595d6dc4e83ec3cd7aa2586c1699e4bff8c3326268c546dc", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.84
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[INFO] [stderr]    Compiling pest_derive v2.7.10
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[INFO] [stderr]    Compiling toml_datetime v0.6.6
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[INFO] [stderr]    Compiling ubyte v0.10.4
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[INFO] [stderr]    Compiling toml v0.8.13
[INFO] [stderr]    Compiling rocket_dyn_templates v0.1.0
[INFO] [stderr]    Compiling rust-poll-app v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1m 18s
[INFO] running `Command { std: "docker" "inspect" "dd94dab142ea70da595d6dc4e83ec3cd7aa2586c1699e4bff8c3326268c546dc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dd94dab142ea70da595d6dc4e83ec3cd7aa2586c1699e4bff8c3326268c546dc", kill_on_drop: false }`
[INFO] [stdout] dd94dab142ea70da595d6dc4e83ec3cd7aa2586c1699e4bff8c3326268c546dc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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=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" "+8b8eff55bd72abbb57167bc42222a7f91d41cb0d" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0a2cb8c963c3b8adea1f2e6847bdccfd957a0e91f171d76e281d20f8f76ae30a
[INFO] running `Command { std: "docker" "start" "-a" "0a2cb8c963c3b8adea1f2e6847bdccfd957a0e91f171d76e281d20f8f76ae30a", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust-poll-app v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.20s
[INFO] running `Command { std: "docker" "inspect" "0a2cb8c963c3b8adea1f2e6847bdccfd957a0e91f171d76e281d20f8f76ae30a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0a2cb8c963c3b8adea1f2e6847bdccfd957a0e91f171d76e281d20f8f76ae30a", kill_on_drop: false }`
[INFO] [stdout] 0a2cb8c963c3b8adea1f2e6847bdccfd957a0e91f171d76e281d20f8f76ae30a