[INFO] cloning repository https://github.com/kazerthekeen/Square-of-Squares-Solver
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/kazerthekeen/Square-of-Squares-Solver" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkazerthekeen%2FSquare-of-Squares-Solver", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkazerthekeen%2FSquare-of-Squares-Solver'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 8149654ea6175792bdb55e7eeec81476511e51f0
[INFO] testing kazerthekeen/Square-of-Squares-Solver against master#99e3aef02079e9c10583638520cd0c134dc3a01d for pr-85530
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkazerthekeen%2FSquare-of-Squares-Solver" "/workspace/builds/worker-6/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/kazerthekeen/Square-of-Squares-Solver on toolchain 99e3aef02079e9c10583638520cd0c134dc3a01d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/kazerthekeen/Square-of-Squares-Solver
[INFO] finished tweaking git repo https://github.com/kazerthekeen/Square-of-Squares-Solver
[INFO] tweaked toml for git repo https://github.com/kazerthekeen/Square-of-Squares-Solver written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/kazerthekeen/Square-of-Squares-Solver already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "fetch" "--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: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] cccd75b6ec6247c3939745c7f6dbd4391f85107b2f38ba71553b31af8c1b24f5
[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" "cccd75b6ec6247c3939745c7f6dbd4391f85107b2f38ba71553b31af8c1b24f5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cccd75b6ec6247c3939745c7f6dbd4391f85107b2f38ba71553b31af8c1b24f5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cccd75b6ec6247c3939745c7f6dbd4391f85107b2f38ba71553b31af8c1b24f5", kill_on_drop: false }`
[INFO] [stdout] cccd75b6ec6247c3939745c7f6dbd4391f85107b2f38ba71553b31af8c1b24f5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 766ba6c331a26a9ed3c5d25a2ce0de59f157079096863abb140f263e13545586
[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" "766ba6c331a26a9ed3c5d25a2ce0de59f157079096863abb140f263e13545586", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.70
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling cc v1.0.54
[INFO] [stderr]    Compiling autocfg v1.0.0
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]    Compiling tinyvec v0.3.3
[INFO] [stderr]    Compiling matches v0.1.8
[INFO] [stderr]    Compiling proc-macro2 v1.0.18
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling openssl v0.10.29
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]    Compiling foreign-types-shared v0.1.1
[INFO] [stderr]    Compiling native-tls v0.2.4
[INFO] [stderr]    Compiling syn v1.0.31
[INFO] [stderr]    Compiling safemem v0.3.3
[INFO] [stderr]    Compiling percent-encoding v1.0.1
[INFO] [stderr]    Compiling traitobject v0.1.0
[INFO] [stderr]    Compiling openssl-probe v0.1.2
[INFO] [stderr]    Compiling language-tags v0.2.2
[INFO] [stderr]    Compiling typeable v0.1.2
[INFO] [stderr]    Compiling antidote v1.0.0
[INFO] [stderr]    Compiling ppv-lite86 v0.2.8
[INFO] [stderr]    Compiling mime v0.3.16
[INFO] [stderr]    Compiling slash-formatter v2.2.6
[INFO] [stderr]    Compiling foreign-types v0.3.2
[INFO] [stderr]    Compiling unicode-bidi v0.3.4
[INFO] [stderr]    Compiling unicode-normalization v0.1.13
[INFO] [stderr]    Compiling log v0.3.9
[INFO] [stderr]    Compiling mime v0.2.6
[INFO] [stderr]    Compiling openssl-sys v0.9.58
[INFO] [stderr]    Compiling base64 v0.9.3
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling time v0.1.43
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling threadpool v1.8.1
[INFO] [stderr]    Compiling idna v0.1.5
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling url v1.7.2
[INFO] [stderr]    Compiling hyper v0.10.16
[INFO] [stderr]    Compiling hyper-native-tls v0.3.0
[INFO] [stderr]    Compiling educe v0.4.2
[INFO] [stderr]    Compiling easy-http-request v0.2.6
[INFO] [stderr]    Compiling sqrprob v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `rand::Rng`
[INFO] [stdout]   --> src/main.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | use rand::Rng;
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 26.11s
[INFO] running `Command { std: "docker" "inspect" "766ba6c331a26a9ed3c5d25a2ce0de59f157079096863abb140f263e13545586", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "766ba6c331a26a9ed3c5d25a2ce0de59f157079096863abb140f263e13545586", kill_on_drop: false }`
[INFO] [stdout] 766ba6c331a26a9ed3c5d25a2ce0de59f157079096863abb140f263e13545586
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "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] 9a8b9e074e774d5fee67c22c9584a8848431fd0c4a2657b63d99435428ff15b6
[INFO] running `Command { std: "docker" "start" "-a" "9a8b9e074e774d5fee67c22c9584a8848431fd0c4a2657b63d99435428ff15b6", kill_on_drop: false }`
[INFO] [stderr]    Compiling sqrprob v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.12s
[INFO] running `Command { std: "docker" "inspect" "9a8b9e074e774d5fee67c22c9584a8848431fd0c4a2657b63d99435428ff15b6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9a8b9e074e774d5fee67c22c9584a8848431fd0c4a2657b63d99435428ff15b6", kill_on_drop: false }`
[INFO] [stdout] 9a8b9e074e774d5fee67c22c9584a8848431fd0c4a2657b63d99435428ff15b6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 72a442815f80c81075cb4e421343acf129ed11e11de57f56eb418b4ba2c34ab9
[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" "72a442815f80c81075cb4e421343acf129ed11e11de57f56eb418b4ba2c34ab9", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/sqrprob-309a598284067863)
[INFO] [stdout] 
[INFO] [stdout] running 9 tests
[INFO] [stdout] test test_compute_square_base ... ok
[INFO] [stdout] test test_balanced_partition ... ok
[INFO] [stdout] test test_compute_square_constant ... ok
[INFO] [stdout] test test_is_valid_false ... ok
[INFO] [stdout] test test_pool_size_bad_input_defaults ... ok
[INFO] [stdout] test test_pool_size_good_input_works ... ok
[INFO] [stdout] test test_is_valid_true ... ok
[INFO] [stdout] test test_pool_size_no_input_defaults ... ok
[INFO] [stdout] test test_balanced_partition_rand_500 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 9 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 10.34s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "72a442815f80c81075cb4e421343acf129ed11e11de57f56eb418b4ba2c34ab9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "72a442815f80c81075cb4e421343acf129ed11e11de57f56eb418b4ba2c34ab9", kill_on_drop: false }`
[INFO] [stdout] 72a442815f80c81075cb4e421343acf129ed11e11de57f56eb418b4ba2c34ab9