[INFO] fetching crate closest-sum-pair 0.3.0...
[INFO] testing closest-sum-pair-0.3.0 against 1.55.0 for beta-1.56-1
[INFO] extracting crate closest-sum-pair 0.3.0 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate closest-sum-pair 0.3.0 on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate closest-sum-pair 0.3.0
[INFO] finished tweaking crates.io crate closest-sum-pair 0.3.0
[INFO] tweaked toml for crates.io crate closest-sum-pair 0.3.0 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 1c5dbd5913b8d8095ae1ef1a8a68527c87431c881c63d3f52d73cf9d288fa50f
[INFO] running `Command { std: "docker" "start" "-a" "1c5dbd5913b8d8095ae1ef1a8a68527c87431c881c63d3f52d73cf9d288fa50f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1c5dbd5913b8d8095ae1ef1a8a68527c87431c881c63d3f52d73cf9d288fa50f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1c5dbd5913b8d8095ae1ef1a8a68527c87431c881c63d3f52d73cf9d288fa50f", kill_on_drop: false }`
[INFO] [stdout] 1c5dbd5913b8d8095ae1ef1a8a68527c87431c881c63d3f52d73cf9d288fa50f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 94a054c248257449510fc245b49819bdc440a287c30b942932e85ee638edb482
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "94a054c248257449510fc245b49819bdc440a287c30b942932e85ee638edb482", kill_on_drop: false }`
[INFO] [stderr]    Compiling closest-sum-pair v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.71s
[INFO] running `Command { std: "docker" "inspect" "94a054c248257449510fc245b49819bdc440a287c30b942932e85ee638edb482", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "94a054c248257449510fc245b49819bdc440a287c30b942932e85ee638edb482", kill_on_drop: false }`
[INFO] [stdout] 94a054c248257449510fc245b49819bdc440a287c30b942932e85ee638edb482
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 77fe05554ff7379eddeddb539e315083487af428348020a2155b2a9c25091be3
[INFO] running `Command { std: "docker" "start" "-a" "77fe05554ff7379eddeddb539e315083487af428348020a2155b2a9c25091be3", kill_on_drop: false }`
[INFO] [stderr]    Compiling closest-sum-pair v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.48s
[INFO] running `Command { std: "docker" "inspect" "77fe05554ff7379eddeddb539e315083487af428348020a2155b2a9c25091be3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "77fe05554ff7379eddeddb539e315083487af428348020a2155b2a9c25091be3", kill_on_drop: false }`
[INFO] [stdout] 77fe05554ff7379eddeddb539e315083487af428348020a2155b2a9c25091be3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] fe7a5115303e8f47a0e03ce4bc15b009e87e193729bd353067b5298f33f65bce
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "fe7a5115303e8f47a0e03ce4bc15b009e87e193729bd353067b5298f33f65bce", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/closest_sum_pair-ae962fc61b3646a8)
[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]      Running tests/integration_test.rs (/opt/rustwide/target/debug/deps/integration_test-33ba9fd73adf464e)
[INFO] [stdout] 
[INFO] [stdout] running 9 tests
[INFO] [stdout] test tests::mixed_lower ... ok
[INFO] [stdout] test tests::mixed_middle ... ok
[INFO] [stdout] test tests::negative_lower ... ok
[INFO] [stdout] test tests::negative_middle ... ok
[INFO] [stdout] test tests::positive_lower ... ok
[INFO] [stdout] test tests::negative_upper ... ok
[INFO] [stdout] test tests::positive_middle ... ok
[INFO] [stdout] test tests::positive_upper ... ok
[INFO] [stdout] test tests::mixed_upper ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 9 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests closest-sum-pair
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/interface.rs - interface::Elements::find_pair (line 44) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.32s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "fe7a5115303e8f47a0e03ce4bc15b009e87e193729bd353067b5298f33f65bce", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fe7a5115303e8f47a0e03ce4bc15b009e87e193729bd353067b5298f33f65bce", kill_on_drop: false }`
[INFO] [stdout] fe7a5115303e8f47a0e03ce4bc15b009e87e193729bd353067b5298f33f65bce