[INFO] fetching crate nova_core 0.0.1...
[INFO] building nova_core-0.0.1 against master#c7f6aa2869acdbf014d094c6e427e554e160b6db for pr-146237-2
[INFO] extracting crate nova_core 0.0.1 into /workspace/builds/worker-2-tc1/source
[INFO] started tweaking crates.io crate nova_core 0.0.1
[INFO] finished tweaking crates.io crate nova_core 0.0.1
[INFO] tweaked toml for crates.io crate nova_core 0.0.1 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate nova_core 0.0.1 on toolchain c7f6aa2869acdbf014d094c6e427e554e160b6db
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 48 packages to latest compatible versions
[INFO] [stderr]       Adding base64 v0.21.7 (available: v0.22.1)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded nova_serde v0.0.1
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2d103b8b8659d91fd341a97838743c5af522a7a673018451dc37a844d058406b
[INFO] running `Command { std: "docker" "start" "-a" "2d103b8b8659d91fd341a97838743c5af522a7a673018451dc37a844d058406b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2d103b8b8659d91fd341a97838743c5af522a7a673018451dc37a844d058406b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2d103b8b8659d91fd341a97838743c5af522a7a673018451dc37a844d058406b", kill_on_drop: false }`
[INFO] [stdout] 2d103b8b8659d91fd341a97838743c5af522a7a673018451dc37a844d058406b
[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=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" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6a09e4632448b589da7ce40a913cee2c044b3911ab4078f9e6d336675c042723
[INFO] running `Command { std: "docker" "start" "-a" "6a09e4632448b589da7ce40a913cee2c044b3911ab4078f9e6d336675c042723", kill_on_drop: false }`
[INFO] [stderr]    Compiling xml-rs v0.8.27
[INFO] [stderr]    Compiling form_urlencoded v1.2.2
[INFO] [stderr]    Compiling serde_urlencoded v0.7.1
[INFO] [stderr]    Compiling serde-xml-rs v0.6.0
[INFO] [stderr]    Compiling nova_serde v0.0.1
[INFO] [stderr]    Compiling nova_core v0.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around closure body
[INFO] [stdout]   --> src/ext/request_ext.rs:29:30
[INFO] [stdout]    |
[INFO] [stdout] 29 |             .filter(|(_, t)| (t.starts_with('{') && t.ends_with('}')))
[INFO] [stdout]    |                              ^                                      ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 29 -             .filter(|(_, t)| (t.starts_with('{') && t.ends_with('}')))
[INFO] [stdout] 29 +             .filter(|(_, t)| t.starts_with('{') && t.ends_with('}') )
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.07s
[INFO] running `Command { std: "docker" "inspect" "6a09e4632448b589da7ce40a913cee2c044b3911ab4078f9e6d336675c042723", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6a09e4632448b589da7ce40a913cee2c044b3911ab4078f9e6d336675c042723", kill_on_drop: false }`
[INFO] [stdout] 6a09e4632448b589da7ce40a913cee2c044b3911ab4078f9e6d336675c042723
[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=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" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f5ad9d120df1f494488a3ee7d4687265ca04aa5a40b6e868ea41ef41f8e64ce8
[INFO] running `Command { std: "docker" "start" "-a" "f5ad9d120df1f494488a3ee7d4687265ca04aa5a40b6e868ea41ef41f8e64ce8", kill_on_drop: false }`
[INFO] [stdout] warning: unnecessary parentheses around closure body
[INFO] [stdout]   --> src/ext/request_ext.rs:29:30
[INFO] [stdout]    |
[INFO] [stdout] 29 |             .filter(|(_, t)| (t.starts_with('{') && t.ends_with('}')))
[INFO] [stdout]    |                              ^                                      ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 29 -             .filter(|(_, t)| (t.starts_with('{') && t.ends_with('}')))
[INFO] [stdout] 29 +             .filter(|(_, t)| t.starts_with('{') && t.ends_with('}') )
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling nova_core v0.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around closure body
[INFO] [stdout]   --> src/ext/request_ext.rs:29:30
[INFO] [stdout]    |
[INFO] [stdout] 29 |             .filter(|(_, t)| (t.starts_with('{') && t.ends_with('}')))
[INFO] [stdout]    |                              ^                                      ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 29 -             .filter(|(_, t)| (t.starts_with('{') && t.ends_with('}')))
[INFO] [stdout] 29 +             .filter(|(_, t)| t.starts_with('{') && t.ends_with('}') )
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.59s
[INFO] running `Command { std: "docker" "inspect" "f5ad9d120df1f494488a3ee7d4687265ca04aa5a40b6e868ea41ef41f8e64ce8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f5ad9d120df1f494488a3ee7d4687265ca04aa5a40b6e868ea41ef41f8e64ce8", kill_on_drop: false }`
[INFO] [stdout] f5ad9d120df1f494488a3ee7d4687265ca04aa5a40b6e868ea41ef41f8e64ce8
