[INFO] fetching crate portion-rs 0.3.1...
[INFO] testing portion-rs-0.3.1 against master#a77da2d454e6caa227a85b16410b95f93495e7e0 for pr-91031
[INFO] extracting crate portion-rs 0.3.1 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate portion-rs 0.3.1 on toolchain a77da2d454e6caa227a85b16410b95f93495e7e0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate portion-rs 0.3.1
[INFO] finished tweaking crates.io crate portion-rs 0.3.1
[INFO] tweaked toml for crates.io crate portion-rs 0.3.1 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 74567771fa99368a2d5062cd98e10f4aa2cd389c1802a2a47544b6e6a0ff540a
[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" "74567771fa99368a2d5062cd98e10f4aa2cd389c1802a2a47544b6e6a0ff540a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "74567771fa99368a2d5062cd98e10f4aa2cd389c1802a2a47544b6e6a0ff540a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "74567771fa99368a2d5062cd98e10f4aa2cd389c1802a2a47544b6e6a0ff540a", kill_on_drop: false }`
[INFO] [stdout] 74567771fa99368a2d5062cd98e10f4aa2cd389c1802a2a47544b6e6a0ff540a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "build" "--frozen" "--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] 658514afea39dbea381606a428aaee8340213e70d6cb035332025c1554b79805
[INFO] running `Command { std: "docker" "start" "-a" "658514afea39dbea381606a428aaee8340213e70d6cb035332025c1554b79805", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling portion-rs v0.3.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.82s
[INFO] running `Command { std: "docker" "inspect" "658514afea39dbea381606a428aaee8340213e70d6cb035332025c1554b79805", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "658514afea39dbea381606a428aaee8340213e70d6cb035332025c1554b79805", kill_on_drop: false }`
[INFO] [stdout] 658514afea39dbea381606a428aaee8340213e70d6cb035332025c1554b79805
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "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] ac47b1c147ba6da7670aafe09a0c487845222e2284c5c363782b9ff178b8a0f9
[INFO] running `Command { std: "docker" "start" "-a" "ac47b1c147ba6da7670aafe09a0c487845222e2284c5c363782b9ff178b8a0f9", kill_on_drop: false }`
[INFO] [stderr]    Compiling portion-rs v0.3.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.55s
[INFO] running `Command { std: "docker" "inspect" "ac47b1c147ba6da7670aafe09a0c487845222e2284c5c363782b9ff178b8a0f9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ac47b1c147ba6da7670aafe09a0c487845222e2284c5c363782b9ff178b8a0f9", kill_on_drop: false }`
[INFO] [stdout] ac47b1c147ba6da7670aafe09a0c487845222e2284c5c363782b9ff178b8a0f9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 104655aa99ff08b23345a01e27d21508c102a8f3144ccf26ff46e17a2828cc0b
[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" "104655aa99ff08b23345a01e27d21508c102a8f3144ccf26ff46e17a2828cc0b", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/portion_rs-9268a8711204b09b)
[INFO] [stdout] 
[INFO] [stderr]      Running tests/display.rs (/opt/rustwide/target/debug/deps/display-455a7afb3479637d)
[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 display_closedopen ... ok
[INFO] [stdout] test display_closed ... ok
[INFO] [stdout] test display_openclosed ... ok
[INFO] [stdout] test display_singleton ... ok
[INFO] [stdout] test display_empty ... ok
[INFO] [stderr]      Running tests/intersection.rs (/opt/rustwide/target/debug/deps/intersection-8ce9187809c56dc2)
[INFO] [stdout] test display_open ... ok
[INFO] [stderr]      Running tests/iterator.rs (/opt/rustwide/target/debug/deps/iterator-11d8c3974b095c4f)
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test intersection_open ... ok
[INFO] [stdout] test intersection_singleton ... ok
[INFO] [stdout] test intersection_closed ... ok
[INFO] [stdout] test intersection_variety ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 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 empty ... ok
[INFO] [stdout] test singleton ... ok
[INFO] [stdout] test open ... ok
[INFO] [stdout] test openclosed ... ok
[INFO] [stdout] test closedopen ... ok
[INFO] [stdout] test closed ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/union.rs (/opt/rustwide/target/debug/deps/union-568ac3972b90ba8d)
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test union_empty ... ok
[INFO] [stdout] test union_closed ... ok
[INFO] [stdout] test union_open ... ok
[INFO] [stdout] test union_singleton ... ok
[INFO] [stdout] test union_variety ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests portion-rs
[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] running `Command { std: "docker" "inspect" "104655aa99ff08b23345a01e27d21508c102a8f3144ccf26ff46e17a2828cc0b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "104655aa99ff08b23345a01e27d21508c102a8f3144ccf26ff46e17a2828cc0b", kill_on_drop: false }`
[INFO] [stdout] 104655aa99ff08b23345a01e27d21508c102a8f3144ccf26ff46e17a2828cc0b