[INFO] fetching crate spaces 5.0.0...
[INFO] testing spaces-5.0.0 against 1.55.0 for beta-1.56-1
[INFO] extracting crate spaces 5.0.0 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate spaces 5.0.0 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 crates.io crate spaces 5.0.0
[INFO] finished tweaking crates.io crate spaces 5.0.0
[INFO] tweaked toml for crates.io crate spaces 5.0.0 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[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-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2b76fd18c9be0d48e63458976db2094a79ac69a7a37c1daa8a0fc63909ddae5c
[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" "2b76fd18c9be0d48e63458976db2094a79ac69a7a37c1daa8a0fc63909ddae5c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2b76fd18c9be0d48e63458976db2094a79ac69a7a37c1daa8a0fc63909ddae5c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2b76fd18c9be0d48e63458976db2094a79ac69a7a37c1daa8a0fc63909ddae5c", kill_on_drop: false }`
[INFO] [stdout] 2b76fd18c9be0d48e63458976db2094a79ac69a7a37c1daa8a0fc63909ddae5c
[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=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] b364cf98aaf742ddb585a6fee16608c221ec3717b1d604a014309e172a0fae8b
[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" "b364cf98aaf742ddb585a6fee16608c221ec3717b1d604a014309e172a0fae8b", kill_on_drop: false }`
[INFO] [stderr]    Compiling itertools v0.8.2
[INFO] [stderr]    Compiling spaces v5.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.69s
[INFO] running `Command { std: "docker" "inspect" "b364cf98aaf742ddb585a6fee16608c221ec3717b1d604a014309e172a0fae8b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b364cf98aaf742ddb585a6fee16608c221ec3717b1d604a014309e172a0fae8b", kill_on_drop: false }`
[INFO] [stdout] b364cf98aaf742ddb585a6fee16608c221ec3717b1d604a014309e172a0fae8b
[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=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] [stdout] 4a84007aecd038b9f233cfcbed0c9dc58d2085436fd3a6a03b6303a3cb1868b7
[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" "4a84007aecd038b9f233cfcbed0c9dc58d2085436fd3a6a03b6303a3cb1868b7", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde_test v1.0.130
[INFO] [stderr]    Compiling spaces v5.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 3.86s
[INFO] running `Command { std: "docker" "inspect" "4a84007aecd038b9f233cfcbed0c9dc58d2085436fd3a6a03b6303a3cb1868b7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4a84007aecd038b9f233cfcbed0c9dc58d2085436fd3a6a03b6303a3cb1868b7", kill_on_drop: false }`
[INFO] [stdout] 4a84007aecd038b9f233cfcbed0c9dc58d2085436fd3a6a03b6303a3cb1868b7
[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=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] 262badd759028f3208e4c2afb886d5dc75fa2fc9dd16a30299e14d8d9282829c
[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" "262badd759028f3208e4c2afb886d5dc75fa2fc9dd16a30299e14d8d9282829c", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/spaces-f5dd87d34ae5a567)
[INFO] [stdout] 
[INFO] [stdout] running 58 tests
[INFO] [stdout] test card::tests::test_equality ... ok
[INFO] [stdout] test card::tests::test_into_finite ... ok
[INFO] [stdout] test card::tests::test_mul ... ok
[INFO] [stdout] test discrete::binary::tests::test_surjection ... ok
[INFO] [stdout] test card::tests::test_inequality ... ok
[INFO] [stdout] test discrete::binary::tests::test_dim ... ok
[INFO] [stdout] test dim::tests::test_inequality ... ok
[INFO] [stdout] test discrete::binary::tests::test_bounds ... ok
[INFO] [stdout] test dim::tests::test_into_finite ... ok
[INFO] [stdout] test discrete::binary::tests::test_range ... ok
[INFO] [stdout] test discrete::ordinal::tests::test_bounds ... ok
[INFO] [stdout] test discrete::naturals::tests::test_surjection ... ok
[INFO] [stdout] test discrete::ordinal::tests::test_card ... ok
[INFO] [stdout] test discrete::ordinal::tests::test_range ... ok
[INFO] [stdout] test discrete::ordinal::tests::test_surjection ... ok
[INFO] [stdout] test empty::tests::test_card ... ok
[INFO] [stdout] test empty::tests::test_surjection ... ok
[INFO] [stdout] test dim::tests::test_equality ... ok
[INFO] [stdout] test interval::tests::test_bounds_f64 ... ok
[INFO] [stdout] test interval::tests::test_surjection_f64 ... ok
[INFO] [stdout] test interval::tests::test_surjection_i64 ... ok
[INFO] [stdout] test n_space::tests::test_card ... ok
[INFO] [stdout] test n_space::tests::test_dim ... ok
[INFO] [stdout] test pair::tests::test_card ... ok
[INFO] [stdout] test n_space::tests::test_partitioned ... ok
[INFO] [stdout] test n_space::tests::test_surjection ... ok
[INFO] [stdout] test pair::tests::test_dim ... ok
[INFO] [stdout] test partition::tests::test_card ... ok
[INFO] [stdout] test pair::tests::test_partitioned ... ok
[INFO] [stdout] test partition::tests::test_dim ... ok
[INFO] [stdout] test partition::tests::test_density ... ok
[INFO] [stdout] test partition::tests::test_centres ... ok
[INFO] [stdout] test partition::tests::test_partition_width ... ok
[INFO] [stdout] test partition::tests::test_range ... ok
[INFO] [stdout] test partition::tests::test_from_interval ... ok
[INFO] [stdout] test partition::tests::test_surjection_f64 ... ok
[INFO] [stdout] test partition::tests::test_to_partition ... ok
[INFO] [stdout] test product::tests::test_add_op ... ok
[INFO] [stdout] test product::tests::test_card ... ok
[INFO] [stdout] test product::tests::test_dim ... ok
[INFO] [stdout] test product::tests::test_indexing ... ok
[INFO] [stdout] test product::tests::test_iteration ... ok
[INFO] [stdout] test product::tests::test_surjection ... ok
[INFO] [stdout] test product::tests::test_union ... ok
[INFO] [stdout] test real::tests::test_bounded ... ok
[INFO] [stdout] test real::tests::test_card ... ok
[INFO] [stdout] test discrete::naturals::tests::test_card ... ok
[INFO] [stdout] test interval::tests::test_card ... ok
[INFO] [stdout] test discrete::naturals::tests::test_bounds ... ok
[INFO] [stdout] test real::tests::test_surjection ... ok
[INFO] [stdout] test interval::tests::test_bounds_i64 ... ok
[INFO] [stdout] test discrete::naturals::tests::test_dim ... ok
[INFO] [stdout] test pair::tests::test_surjection ... ok
[INFO] [stdout] test partition::tests::test_bounds ... ok
[INFO] [stdout] test discrete::binary::tests::test_card ... ok
[INFO] [stdout] test dim::tests::test_mul ... ok
[INFO] [stdout] test card::tests::test_into_infinite - should panic ... ok
[INFO] [stdout] test dim::tests::test_into_infinite - should panic ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 58 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.06s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests spaces
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test src/card.rs - card::Card (line 8) ... ok
[INFO] [stdout] test src/dim.rs - dim::Dim (line 4) ... ok
[INFO] [stdout] test src/dim.rs - dim::Dim (line 19) ... ok
[INFO] [stdout] test src/card.rs - card::Card (line 23) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.29s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "262badd759028f3208e4c2afb886d5dc75fa2fc9dd16a30299e14d8d9282829c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "262badd759028f3208e4c2afb886d5dc75fa2fc9dd16a30299e14d8d9282829c", kill_on_drop: false }`
[INFO] [stdout] 262badd759028f3208e4c2afb886d5dc75fa2fc9dd16a30299e14d8d9282829c