[INFO] fetching crate servo_arc 0.4.3...
[INFO] testing servo_arc-0.4.3 against master#562dee4820c458d823175268e41601d4c060588a for pr-154210-2
[INFO] extracting crate servo_arc 0.4.3 into /workspace/builds/worker-1-tc1/source
[INFO] started tweaking crates.io crate servo_arc 0.4.3
[INFO] finished tweaking crates.io crate servo_arc 0.4.3
[INFO] tweaked toml for crates.io crate servo_arc 0.4.3 written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate servo_arc 0.4.3 on toolchain 562dee4820c458d823175268e41601d4c060588a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "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" "+562dee4820c458d823175268e41601d4c060588a" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 8 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 38afbe14831ae294ad853df8f888d5362701168060ff9e0ca767ab29cbd6fa9e
[INFO] running `Command { std: "docker" "start" "-a" "38afbe14831ae294ad853df8f888d5362701168060ff9e0ca767ab29cbd6fa9e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "38afbe14831ae294ad853df8f888d5362701168060ff9e0ca767ab29cbd6fa9e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "38afbe14831ae294ad853df8f888d5362701168060ff9e0ca767ab29cbd6fa9e", kill_on_drop: false }`
[INFO] [stdout] 38afbe14831ae294ad853df8f888d5362701168060ff9e0ca767ab29cbd6fa9e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] dc83cab06f8c04c75cd65a9c4fe00a6d5152ef456bdcf50799b67bc47922daa5
[INFO] running `Command { std: "docker" "start" "-a" "dc83cab06f8c04c75cd65a9c4fe00a6d5152ef456bdcf50799b67bc47922daa5", kill_on_drop: false }`
[INFO] [stderr]    Compiling servo_arc v0.4.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.22s
[INFO] running `Command { std: "docker" "inspect" "dc83cab06f8c04c75cd65a9c4fe00a6d5152ef456bdcf50799b67bc47922daa5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dc83cab06f8c04c75cd65a9c4fe00a6d5152ef456bdcf50799b67bc47922daa5", kill_on_drop: false }`
[INFO] [stdout] dc83cab06f8c04c75cd65a9c4fe00a6d5152ef456bdcf50799b67bc47922daa5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7b4a351e74369496a33fbd2aee07bf886a171a37023213a12bdd0b79b8b06dc7
[INFO] running `Command { std: "docker" "start" "-a" "7b4a351e74369496a33fbd2aee07bf886a171a37023213a12bdd0b79b8b06dc7", kill_on_drop: false }`
[INFO] [stderr]    Compiling servo_arc v0.4.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.51s
[INFO] running `Command { std: "docker" "inspect" "7b4a351e74369496a33fbd2aee07bf886a171a37023213a12bdd0b79b8b06dc7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7b4a351e74369496a33fbd2aee07bf886a171a37023213a12bdd0b79b8b06dc7", kill_on_drop: false }`
[INFO] [stdout] 7b4a351e74369496a33fbd2aee07bf886a171a37023213a12bdd0b79b8b06dc7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 23f5cf9d33757bb41d7d6149ebc371bf7b9fac8bd54850d959e3716fbacfd8ac
[INFO] running `Command { std: "docker" "start" "-a" "23f5cf9d33757bb41d7d6149ebc371bf7b9fac8bd54850d959e3716fbacfd8ac", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests lib.rs (/opt/rustwide/target/debug/deps/servo_arc-2742cbe5cdfd7ffd)
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stderr]    Doc-tests servo_arc
[INFO] [stdout] test tests::thin_assert_padding ... ok
[INFO] [stdout] test tests::slices_and_thin ... ok
[INFO] [stdout] test tests::empty_thin ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test lib.rs - UniqueArc (line 93) ... ignored
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 1 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "23f5cf9d33757bb41d7d6149ebc371bf7b9fac8bd54850d959e3716fbacfd8ac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "23f5cf9d33757bb41d7d6149ebc371bf7b9fac8bd54850d959e3716fbacfd8ac", kill_on_drop: false }`
[INFO] [stdout] 23f5cf9d33757bb41d7d6149ebc371bf7b9fac8bd54850d959e3716fbacfd8ac