[INFO] fetching crate real-proc 0.0.3...
[INFO] building real-proc-0.0.3 against master#44f415c1d617ebc7b931a243b7b321ef8a6ca47c for pr-142134-abi-ast-error
[INFO] extracting crate real-proc 0.0.3 into /workspace/builds/worker-2-tc1/source
[INFO] validating manifest of crates.io crate real-proc 0.0.3 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 crates.io crate real-proc 0.0.3
[INFO] finished tweaking crates.io crate real-proc 0.0.3
[INFO] tweaked toml for crates.io crate real-proc 0.0.3 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] crate crates.io crate real-proc 0.0.3 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] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded const-frac v0.0.4
[INFO] [stderr]   Downloaded trybuild v1.0.56
[INFO] [stderr]   Downloaded dissimilar v1.0.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 860499b4df97d25384e8b40a6e06c4e9fa834744dc29bba0a27130589f001466
[INFO] running `Command { std: "docker" "start" "-a" "860499b4df97d25384e8b40a6e06c4e9fa834744dc29bba0a27130589f001466", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "860499b4df97d25384e8b40a6e06c4e9fa834744dc29bba0a27130589f001466", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "860499b4df97d25384e8b40a6e06c4e9fa834744dc29bba0a27130589f001466", kill_on_drop: false }`
[INFO] [stdout] 860499b4df97d25384e8b40a6e06c4e9fa834744dc29bba0a27130589f001466
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] fb65df02f9f9d04f583a45b9450c0c7f1cce2b627b45367881f49b1c50e181ae
[INFO] running `Command { std: "docker" "start" "-a" "fb65df02f9f9d04f583a45b9450c0c7f1cce2b627b45367881f49b1c50e181ae", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.36
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling syn v1.0.86
[INFO] [stderr]    Compiling paste v1.0.6
[INFO] [stderr]    Compiling gcd v2.1.0
[INFO] [stderr]    Compiling combine v4.6.3
[INFO] [stderr]    Compiling quote v1.0.15
[INFO] [stderr]    Compiling const-frac v0.0.4
[INFO] [stderr]    Compiling real-proc v0.0.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 10.07s
[INFO] running `Command { std: "docker" "inspect" "fb65df02f9f9d04f583a45b9450c0c7f1cce2b627b45367881f49b1c50e181ae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fb65df02f9f9d04f583a45b9450c0c7f1cce2b627b45367881f49b1c50e181ae", kill_on_drop: false }`
[INFO] [stdout] fb65df02f9f9d04f583a45b9450c0c7f1cce2b627b45367881f49b1c50e181ae
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 77c22f6571e71ecccd67e93599237ee669eb647824aebc4b493eabda5c196b5c
[INFO] running `Command { std: "docker" "start" "-a" "77c22f6571e71ecccd67e93599237ee669eb647824aebc4b493eabda5c196b5c", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.36
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling serde_derive v1.0.136
[INFO] [stderr]    Compiling serde v1.0.136
[INFO] [stderr]    Compiling serde_json v1.0.79
[INFO] [stderr]    Compiling itoa v1.0.1
[INFO] [stderr]    Compiling ryu v1.0.9
[INFO] [stderr]    Compiling trybuild v1.0.56
[INFO] [stderr]    Compiling dissimilar v1.0.3
[INFO] [stderr]    Compiling glob v0.3.0
[INFO] [stderr]    Compiling termcolor v1.1.3
[INFO] [stderr]    Compiling once_cell v1.10.0
[INFO] [stderr]    Compiling syn v1.0.86
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling gcd v2.1.0
[INFO] [stderr]    Compiling combine v4.6.3
[INFO] [stderr]    Compiling quote v1.0.15
[INFO] [stderr]    Compiling const-frac v0.0.4
[INFO] [stderr]    Compiling real-proc v0.0.3 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling toml v0.5.8
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 18.30s
[INFO] running `Command { std: "docker" "inspect" "77c22f6571e71ecccd67e93599237ee669eb647824aebc4b493eabda5c196b5c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "77c22f6571e71ecccd67e93599237ee669eb647824aebc4b493eabda5c196b5c", kill_on_drop: false }`
[INFO] [stdout] 77c22f6571e71ecccd67e93599237ee669eb647824aebc4b493eabda5c196b5c