[INFO] cloning repository https://github.com/CosmicSyntax/minmaxheap
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/CosmicSyntax/minmaxheap" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCosmicSyntax%2Fminmaxheap", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCosmicSyntax%2Fminmaxheap'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] eb007deb4d63eaa674c7d5c46116530a1f065385
[INFO] testing CosmicSyntax/minmaxheap against 1.55.0 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCosmicSyntax%2Fminmaxheap" "/workspace/builds/worker-5/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/CosmicSyntax/minmaxheap 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 git repo https://github.com/CosmicSyntax/minmaxheap
[INFO] finished tweaking git repo https://github.com/CosmicSyntax/minmaxheap
[INFO] tweaked toml for git repo https://github.com/CosmicSyntax/minmaxheap written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] crate git repo https://github.com/CosmicSyntax/minmaxheap already has a lockfile, it will not be regenerated
[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-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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] [stdout] 0719277c12cf463b5a210d88b3d838f59548e4dc6a88e4ec6742f7a877a72243
[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" "0719277c12cf463b5a210d88b3d838f59548e4dc6a88e4ec6742f7a877a72243", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0719277c12cf463b5a210d88b3d838f59548e4dc6a88e4ec6742f7a877a72243", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0719277c12cf463b5a210d88b3d838f59548e4dc6a88e4ec6742f7a877a72243", kill_on_drop: false }`
[INFO] [stdout] 0719277c12cf463b5a210d88b3d838f59548e4dc6a88e4ec6742f7a877a72243
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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] fb75aa6a9257b19c93ca4493735064496c12fbb9b6a3eb74046737ab567c1f72
[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" "fb75aa6a9257b19c93ca4493735064496c12fbb9b6a3eb74046737ab567c1f72", kill_on_drop: false }`
[INFO] [stderr]    Compiling minmaxheap v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.93s
[INFO] running `Command { std: "docker" "inspect" "fb75aa6a9257b19c93ca4493735064496c12fbb9b6a3eb74046737ab567c1f72", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fb75aa6a9257b19c93ca4493735064496c12fbb9b6a3eb74046737ab567c1f72", kill_on_drop: false }`
[INFO] [stdout] fb75aa6a9257b19c93ca4493735064496c12fbb9b6a3eb74046737ab567c1f72
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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] e0750bc783774d01dbf9f75f274dfbebe83372d07f5b862ebd8f79290f77c201
[INFO] running `Command { std: "docker" "start" "-a" "e0750bc783774d01dbf9f75f274dfbebe83372d07f5b862ebd8f79290f77c201", kill_on_drop: false }`
[INFO] [stderr]    Compiling minmaxheap v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.07s
[INFO] running `Command { std: "docker" "inspect" "e0750bc783774d01dbf9f75f274dfbebe83372d07f5b862ebd8f79290f77c201", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e0750bc783774d01dbf9f75f274dfbebe83372d07f5b862ebd8f79290f77c201", kill_on_drop: false }`
[INFO] [stdout] e0750bc783774d01dbf9f75f274dfbebe83372d07f5b862ebd8f79290f77c201
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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] 363894d3a6296c6c88640f941d8fb6236f204f15e069394ea0bb8ccd43c6eb79
[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" "363894d3a6296c6c88640f941d8fb6236f204f15e069394ea0bb8ccd43c6eb79", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/minmaxheap-fdba15fd71265d6d)
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/minmaxheap-3e99f615ee9a2732)
[INFO] [stdout] test tests::max_check ... ok
[INFO] [stdout] test tests::invert_check ... ok
[INFO] [stdout] test tests::min_check ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests minmaxheap
[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] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test src/lib.rs - Heap::add (line 76) ... ok
[INFO] [stdout] test src/lib.rs - Heap::new (line 56) ... ok
[INFO] [stdout] test src/lib.rs - Heap::new (line 51) ... ok
[INFO] [stdout] test src/lib.rs - (line 4) ... ok
[INFO] [stdout] test src/lib.rs - Heap::peak (line 128) ... ok
[INFO] [stdout] test src/lib.rs - Heap::invert (line 148) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.90s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "363894d3a6296c6c88640f941d8fb6236f204f15e069394ea0bb8ccd43c6eb79", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "363894d3a6296c6c88640f941d8fb6236f204f15e069394ea0bb8ccd43c6eb79", kill_on_drop: false }`
[INFO] [stdout] 363894d3a6296c6c88640f941d8fb6236f204f15e069394ea0bb8ccd43c6eb79