[INFO] fetching crate sum-queue 1.0.0...
[INFO] building sum-queue-1.0.0 against try#d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6 for pr-146237-1
[INFO] extracting crate sum-queue 1.0.0 into /workspace/builds/worker-1-tc2/source
[INFO] started tweaking crates.io crate sum-queue 1.0.0
[INFO] finished tweaking crates.io crate sum-queue 1.0.0
[INFO] tweaked toml for crates.io crate sum-queue 1.0.0 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate sum-queue 1.0.0 on toolchain d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "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" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4d4b6ce197f287656bc4878a3a5adf680011d7df165b037f934a2190e7a8cdef
[INFO] running `Command { std: "docker" "start" "-a" "4d4b6ce197f287656bc4878a3a5adf680011d7df165b037f934a2190e7a8cdef", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4d4b6ce197f287656bc4878a3a5adf680011d7df165b037f934a2190e7a8cdef", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4d4b6ce197f287656bc4878a3a5adf680011d7df165b037f934a2190e7a8cdef", kill_on_drop: false }`
[INFO] [stdout] 4d4b6ce197f287656bc4878a3a5adf680011d7df165b037f934a2190e7a8cdef
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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=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" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ee384109a4d690a9ec60e4f0ba95b6649442572170a012951dd4cc63c2139a86
[INFO] running `Command { std: "docker" "start" "-a" "ee384109a4d690a9ec60e4f0ba95b6649442572170a012951dd4cc63c2139a86", kill_on_drop: false }`
[INFO] [stderr]    Compiling sum-queue v1.0.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::thread`
[INFO] [stdout]    --> src/lib.rs:483:13
[INFO] [stdout]     |
[INFO] [stdout] 483 |     pub use std::thread;
[INFO] [stdout]     |             ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: if this is a test module, consider adding a `#[cfg(test)]` to the containing module
[INFO] [stdout]    --> src/lib.rs:482:1
[INFO] [stdout]     |
[INFO] [stdout] 482 | mod tests {
[INFO] [stdout]     | ^^^^^^^^^
[INFO] [stdout]     = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::time::Duration`
[INFO] [stdout]    --> src/lib.rs:484:13
[INFO] [stdout]     |
[INFO] [stdout] 484 |     pub use std::time::Duration;
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: if this is a test module, consider adding a `#[cfg(test)]` to the containing module
[INFO] [stdout]    --> src/lib.rs:482:1
[INFO] [stdout]     |
[INFO] [stdout] 482 | mod tests {
[INFO] [stdout]     | ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::SumQueue`
[INFO] [stdout]    --> src/lib.rs:485:13
[INFO] [stdout]     |
[INFO] [stdout] 485 |     pub use crate::SumQueue;
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: if this is a test module, consider adding a `#[cfg(test)]` to the containing module
[INFO] [stdout]    --> src/lib.rs:482:1
[INFO] [stdout]     |
[INFO] [stdout] 482 | mod tests {
[INFO] [stdout]     | ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.16s
[INFO] running `Command { std: "docker" "inspect" "ee384109a4d690a9ec60e4f0ba95b6649442572170a012951dd4cc63c2139a86", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ee384109a4d690a9ec60e4f0ba95b6649442572170a012951dd4cc63c2139a86", kill_on_drop: false }`
[INFO] [stdout] ee384109a4d690a9ec60e4f0ba95b6649442572170a012951dd4cc63c2139a86
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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=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" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 061388c5bcc9576f40f2cc40f0a5b7414b1111024412251dd913c6f69b3d765b
[INFO] running `Command { std: "docker" "start" "-a" "061388c5bcc9576f40f2cc40f0a5b7414b1111024412251dd913c6f69b3d765b", kill_on_drop: false }`
[INFO] [stderr]    Compiling sum-queue v1.0.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::thread`
[INFO] [stdout]    --> src/lib.rs:483:13
[INFO] [stdout]     |
[INFO] [stdout] 483 |     pub use std::thread;
[INFO] [stdout]     |             ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: if this is a test module, consider adding a `#[cfg(test)]` to the containing module
[INFO] [stdout]    --> src/lib.rs:482:1
[INFO] [stdout]     |
[INFO] [stdout] 482 | mod tests {
[INFO] [stdout]     | ^^^^^^^^^
[INFO] [stdout]     = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::time::Duration`
[INFO] [stdout]    --> src/lib.rs:484:13
[INFO] [stdout]     |
[INFO] [stdout] 484 |     pub use std::time::Duration;
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: if this is a test module, consider adding a `#[cfg(test)]` to the containing module
[INFO] [stdout]    --> src/lib.rs:482:1
[INFO] [stdout]     |
[INFO] [stdout] 482 | mod tests {
[INFO] [stdout]     | ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::SumQueue`
[INFO] [stdout]    --> src/lib.rs:485:13
[INFO] [stdout]     |
[INFO] [stdout] 485 |     pub use crate::SumQueue;
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: if this is a test module, consider adding a `#[cfg(test)]` to the containing module
[INFO] [stdout]    --> src/lib.rs:482:1
[INFO] [stdout]     |
[INFO] [stdout] 482 | mod tests {
[INFO] [stdout]     | ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.58s
[INFO] running `Command { std: "docker" "inspect" "061388c5bcc9576f40f2cc40f0a5b7414b1111024412251dd913c6f69b3d765b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "061388c5bcc9576f40f2cc40f0a5b7414b1111024412251dd913c6f69b3d765b", kill_on_drop: false }`
[INFO] [stdout] 061388c5bcc9576f40f2cc40f0a5b7414b1111024412251dd913c6f69b3d765b