[INFO] fetching crate hetero-container 1.0.0...
[INFO] testing hetero-container-1.0.0 against master#a77da2d454e6caa227a85b16410b95f93495e7e0 for pr-91031
[INFO] extracting crate hetero-container 1.0.0 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate hetero-container 1.0.0 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 hetero-container 1.0.0
[INFO] finished tweaking crates.io crate hetero-container 1.0.0
[INFO] tweaked toml for crates.io crate hetero-container 1.0.0 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate crates.io crate hetero-container 1.0.0 already has a lockfile, it will not be regenerated
[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-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] cf257e8db3de5bd3ca208113fa387811517537d945778e1f5098f5ccec2e32ca
[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" "cf257e8db3de5bd3ca208113fa387811517537d945778e1f5098f5ccec2e32ca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cf257e8db3de5bd3ca208113fa387811517537d945778e1f5098f5ccec2e32ca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cf257e8db3de5bd3ca208113fa387811517537d945778e1f5098f5ccec2e32ca", kill_on_drop: false }`
[INFO] [stdout] cf257e8db3de5bd3ca208113fa387811517537d945778e1f5098f5ccec2e32ca
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] [stdout] a8d05422f128793d6051e17d3bd53667570729dc4c32896d7e987d8314d5d0b0
[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" "a8d05422f128793d6051e17d3bd53667570729dc4c32896d7e987d8314d5d0b0", kill_on_drop: false }`
[INFO] [stderr]    Compiling hetero-container v1.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.39s
[INFO] running `Command { std: "docker" "inspect" "a8d05422f128793d6051e17d3bd53667570729dc4c32896d7e987d8314d5d0b0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a8d05422f128793d6051e17d3bd53667570729dc4c32896d7e987d8314d5d0b0", kill_on_drop: false }`
[INFO] [stdout] a8d05422f128793d6051e17d3bd53667570729dc4c32896d7e987d8314d5d0b0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] [stdout] 0479be2b8a01b0160ccfbd37da4cdab61924fd4d3a1bf89137e5299c4e8caeb9
[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" "0479be2b8a01b0160ccfbd37da4cdab61924fd4d3a1bf89137e5299c4e8caeb9", kill_on_drop: false }`
[INFO] [stderr]    Compiling hetero-container v1.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.73s
[INFO] running `Command { std: "docker" "inspect" "0479be2b8a01b0160ccfbd37da4cdab61924fd4d3a1bf89137e5299c4e8caeb9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0479be2b8a01b0160ccfbd37da4cdab61924fd4d3a1bf89137e5299c4e8caeb9", kill_on_drop: false }`
[INFO] [stdout] 0479be2b8a01b0160ccfbd37da4cdab61924fd4d3a1bf89137e5299c4e8caeb9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] f7ceaf96b654744a0e8bb09f93a5af179df34e8008c0724c303f9fdd077eaee4
[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" "f7ceaf96b654744a0e8bb09f93a5af179df34e8008c0724c303f9fdd077eaee4", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/hetero_container-555cc4a90a2095fe)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests hetero-container
[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 29 tests
[INFO] [stdout] test src/lib.rs - HeteroContainer::get (line 165) ... ok
[INFO] [stdout] test src/lib.rs - HeteroContainer::capacity (line 108) ... ok
[INFO] [stdout] test src/lib.rs - HeteroContainer::insert (line 142) ... ok
[INFO] [stdout] test src/lib.rs - HeteroContainer (line 37) ... ok
[INFO] [stdout] test src/lib.rs - HeteroContainer::iter_mut (line 290) ... ok
[INFO] [stdout] test src/lib.rs - Entry::or_insert_with (line 578) ... ok
[INFO] [stdout] test src/lib.rs - Entry::or_insert (line 555) ... ok
[INFO] [stdout] test src/lib.rs - Entry::key (line 599) ... ok
[INFO] [stdout] test src/lib.rs - HeteroContainer::entry (line 225) ... ok
[INFO] [stdout] test src/lib.rs - HeteroContainer::iter (line 268) ... ok
[INFO] [stdout] test src/lib.rs - Entry::or_default (line 650) ... ok
[INFO] [stdout] test src/lib.rs - HeteroContainer::get_mut (line 185) ... ok
[INFO] [stdout] test src/lib.rs - HeteroContainer::is_empty (line 251) ... ok
[INFO] [stdout] test src/lib.rs - Entry::and_modify (line 618) ... ok
[INFO] [stdout] test src/lib.rs - HeteroContainer (line 53) ... ok
[INFO] [stdout] test src/lib.rs - HeteroContainer::new (line 78) ... ok
[INFO] [stdout] test src/lib.rs - HeteroContainer::shrink_to_fit (line 314) ... ok
[INFO] [stdout] test src/lib.rs - HeteroContainer (line 8) ... ok
[INFO] [stdout] test src/lib.rs - HeteroContainer::len (line 121) ... ok
[INFO] [stdout] test src/lib.rs - OccupiedEntry::get (line 422) ... ok
[INFO] [stdout] test src/lib.rs - OccupiedEntry::get_mut (line 447) ... ok
[INFO] [stdout] test src/lib.rs - HeteroContainer::with_capacity (line 93) ... ok
[INFO] [stdout] test src/lib.rs - HeteroContainer::remove (line 207) ... ok
[INFO] [stdout] test src/lib.rs - VacantEntry::insert (line 515) ... ok
[INFO] [stdout] test src/lib.rs - OccupiedEntry::key (line 360) ... ok
[INFO] [stdout] test src/lib.rs - OccupiedEntry::insert (line 377) ... ok
[INFO] [stdout] test src/lib.rs - VacantEntry::key (line 537) ... ok
[INFO] [stdout] test src/lib.rs - OccupiedEntry::remove (line 400) ... ok
[INFO] [stdout] test src/lib.rs - OccupiedEntry::into_mut (line 477) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 29 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 7.70s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "f7ceaf96b654744a0e8bb09f93a5af179df34e8008c0724c303f9fdd077eaee4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f7ceaf96b654744a0e8bb09f93a5af179df34e8008c0724c303f9fdd077eaee4", kill_on_drop: false }`
[INFO] [stdout] f7ceaf96b654744a0e8bb09f93a5af179df34e8008c0724c303f9fdd077eaee4