[INFO] fetching crate syn_builder 0.2.0...
[INFO] testing syn_builder-0.2.0 against master#caccb4d0368bd918ef6668af8e13834d07040417 for pr-146098-1
[INFO] extracting crate syn_builder 0.2.0 into /workspace/builds/worker-7-tc1/source
[INFO] started tweaking crates.io crate syn_builder 0.2.0
[INFO] finished tweaking crates.io crate syn_builder 0.2.0
[INFO] tweaked toml for crates.io crate syn_builder 0.2.0 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate syn_builder 0.2.0 on toolchain caccb4d0368bd918ef6668af8e13834d07040417
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+caccb4d0368bd918ef6668af8e13834d07040417" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate syn_builder 0.2.0 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" "+caccb4d0368bd918ef6668af8e13834d07040417" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded proc-macro2 v1.0.67
[INFO] [stderr]   Downloaded syn v2.0.37
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+caccb4d0368bd918ef6668af8e13834d07040417" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 21f4bf2cb58d59d96c77ccd0f95dd5f6673e5f61b240c2a719452a94063e3303
[INFO] running `Command { std: "docker" "start" "-a" "21f4bf2cb58d59d96c77ccd0f95dd5f6673e5f61b240c2a719452a94063e3303", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "21f4bf2cb58d59d96c77ccd0f95dd5f6673e5f61b240c2a719452a94063e3303", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "21f4bf2cb58d59d96c77ccd0f95dd5f6673e5f61b240c2a719452a94063e3303", kill_on_drop: false }`
[INFO] [stdout] 21f4bf2cb58d59d96c77ccd0f95dd5f6673e5f61b240c2a719452a94063e3303
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+caccb4d0368bd918ef6668af8e13834d07040417" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 665af04dd99561a5fc8e17e8401ac14899329fc21e52a8eac59791199ff39cbb
[INFO] running `Command { std: "docker" "start" "-a" "665af04dd99561a5fc8e17e8401ac14899329fc21e52a8eac59791199ff39cbb", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.67
[INFO] [stderr]    Compiling unicode-ident v1.0.12
[INFO] [stderr]    Compiling quote v1.0.33
[INFO] [stderr]    Compiling syn v2.0.37
[INFO] [stderr]    Compiling syn_builder v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 6.86s
[INFO] running `Command { std: "docker" "inspect" "665af04dd99561a5fc8e17e8401ac14899329fc21e52a8eac59791199ff39cbb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "665af04dd99561a5fc8e17e8401ac14899329fc21e52a8eac59791199ff39cbb", kill_on_drop: false }`
[INFO] [stdout] 665af04dd99561a5fc8e17e8401ac14899329fc21e52a8eac59791199ff39cbb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+caccb4d0368bd918ef6668af8e13834d07040417" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f82734d1dae626c1659f0a22144825e74d4049b651b55865264607bae84e73a1
[INFO] running `Command { std: "docker" "start" "-a" "f82734d1dae626c1659f0a22144825e74d4049b651b55865264607bae84e73a1", kill_on_drop: false }`
[INFO] [stderr]    Compiling quote v1.0.33
[INFO] [stderr]    Compiling syn v2.0.37
[INFO] [stderr]    Compiling syn_builder v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 5.89s
[INFO] running `Command { std: "docker" "inspect" "f82734d1dae626c1659f0a22144825e74d4049b651b55865264607bae84e73a1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f82734d1dae626c1659f0a22144825e74d4049b651b55865264607bae84e73a1", kill_on_drop: false }`
[INFO] [stdout] f82734d1dae626c1659f0a22144825e74d4049b651b55865264607bae84e73a1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+caccb4d0368bd918ef6668af8e13834d07040417" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 0b1e0e376311fffb6e095b8d8ae165f9a7b36d0c05b8ce75e37aff6e678e7ec6
[INFO] running `Command { std: "docker" "start" "-a" "0b1e0e376311fffb6e095b8d8ae165f9a7b36d0c05b8ce75e37aff6e678e7ec6", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/syn_builder-46be2fadb7850f14)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests syn_builder
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "0b1e0e376311fffb6e095b8d8ae165f9a7b36d0c05b8ce75e37aff6e678e7ec6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0b1e0e376311fffb6e095b8d8ae165f9a7b36d0c05b8ce75e37aff6e678e7ec6", kill_on_drop: false }`
[INFO] [stdout] 0b1e0e376311fffb6e095b8d8ae165f9a7b36d0c05b8ce75e37aff6e678e7ec6