[INFO] fetching crate portion-rs 0.3.1...
[INFO] testing portion-rs-0.3.1 against try#d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2 for pr-86479
[INFO] extracting crate portion-rs 0.3.1 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate portion-rs 0.3.1 on toolchain d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "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-2/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 19f0d56558e5934e7ab6d3e555e556b848e118e1927bd2c7339297ea204bcffc
[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" "19f0d56558e5934e7ab6d3e555e556b848e118e1927bd2c7339297ea204bcffc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "19f0d56558e5934e7ab6d3e555e556b848e118e1927bd2c7339297ea204bcffc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "19f0d56558e5934e7ab6d3e555e556b848e118e1927bd2c7339297ea204bcffc", kill_on_drop: false }`
[INFO] [stdout] 19f0d56558e5934e7ab6d3e555e556b848e118e1927bd2c7339297ea204bcffc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "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] aeba31e24743f9ac0b33dd022a17675ba69ee43fe50b619b023f95969e58e24d
[INFO] running `Command { std: "docker" "start" "-a" "aeba31e24743f9ac0b33dd022a17675ba69ee43fe50b619b023f95969e58e24d", kill_on_drop: false }`
[INFO] [stderr]    Compiling portion-rs v0.3.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.36s
[INFO] running `Command { std: "docker" "inspect" "aeba31e24743f9ac0b33dd022a17675ba69ee43fe50b619b023f95969e58e24d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aeba31e24743f9ac0b33dd022a17675ba69ee43fe50b619b023f95969e58e24d", kill_on_drop: false }`
[INFO] [stdout] aeba31e24743f9ac0b33dd022a17675ba69ee43fe50b619b023f95969e58e24d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a6b665daa042b73a886b32c1442049ada40efb7b0a944a928fc50c388462001c
[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" "a6b665daa042b73a886b32c1442049ada40efb7b0a944a928fc50c388462001c", kill_on_drop: false }`
[INFO] [stderr]    Compiling portion-rs v0.3.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.47s
[INFO] running `Command { std: "docker" "inspect" "a6b665daa042b73a886b32c1442049ada40efb7b0a944a928fc50c388462001c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a6b665daa042b73a886b32c1442049ada40efb7b0a944a928fc50c388462001c", kill_on_drop: false }`
[INFO] [stdout] a6b665daa042b73a886b32c1442049ada40efb7b0a944a928fc50c388462001c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] cd085343812d65323cd7e428c5f7476fd5d6a2db074f9598ccc8311d61106cda
[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" "cd085343812d65323cd7e428c5f7476fd5d6a2db074f9598ccc8311d61106cda", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/portion_rs-94cdc033a83dc5fd)
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running tests/display.rs (/opt/rustwide/target/debug/deps/display-a0a25bbed009d9b7)
[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_openclosed ... ok
[INFO] [stdout] test display_open ... ok
[INFO] [stdout] test display_empty ... ok
[INFO] [stdout] test display_singleton ... ok
[INFO] [stdout] test display_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/intersection.rs (/opt/rustwide/target/debug/deps/intersection-1a353480ad813388)
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test intersection_singleton ... ok
[INFO] [stdout] test intersection_variety ... ok
[INFO] [stderr]      Running tests/iterator.rs (/opt/rustwide/target/debug/deps/iterator-582ae1f9559f2040)
[INFO] [stdout] test intersection_open ... ok
[INFO] [stdout] test intersection_closed ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test singleton ... ok
[INFO] [stdout] test closedopen ... ok
[INFO] [stdout] test empty ... ok
[INFO] [stdout] test closed ... ok
[INFO] [stdout] test open ... ok
[INFO] [stdout] test openclosed ... 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-4c209e222dd50df6)
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test union_closed ... ok
[INFO] [stdout] test union_empty ... ok
[INFO] [stdout] test union_open ... ok
[INFO] [stdout] test union_variety ... ok
[INFO] [stdout] test union_singleton ... 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" "cd085343812d65323cd7e428c5f7476fd5d6a2db074f9598ccc8311d61106cda", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cd085343812d65323cd7e428c5f7476fd5d6a2db074f9598ccc8311d61106cda", kill_on_drop: false }`
[INFO] [stdout] cd085343812d65323cd7e428c5f7476fd5d6a2db074f9598ccc8311d61106cda