[INFO] fetching crate toolshed 0.8.1...
[INFO] testing toolshed-0.8.1 against beta-2021-09-08 for beta-1.56-1
[INFO] extracting crate toolshed 0.8.1 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate toolshed 0.8.1 on toolchain beta-2021-09-08
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate toolshed 0.8.1
[INFO] finished tweaking crates.io crate toolshed 0.8.1
[INFO] tweaked toml for crates.io crate toolshed 0.8.1 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] def0e20999cbd72d0a4850916a808f876d8c59174074c299fd3f7cf3be24d16a
[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" "def0e20999cbd72d0a4850916a808f876d8c59174074c299fd3f7cf3be24d16a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "def0e20999cbd72d0a4850916a808f876d8c59174074c299fd3f7cf3be24d16a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "def0e20999cbd72d0a4850916a808f876d8c59174074c299fd3f7cf3be24d16a", kill_on_drop: false }`
[INFO] [stdout] def0e20999cbd72d0a4850916a808f876d8c59174074c299fd3f7cf3be24d16a
[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=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" "+beta-2021-09-08" "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] 5e501d2a7f17c806be41bb52817ce344165851d6559ba689047de7572ac7d83d
[INFO] running `Command { std: "docker" "start" "-a" "5e501d2a7f17c806be41bb52817ce344165851d6559ba689047de7572ac7d83d", kill_on_drop: false }`
[INFO] [stderr]    Compiling toolshed v0.8.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.73s
[INFO] running `Command { std: "docker" "inspect" "5e501d2a7f17c806be41bb52817ce344165851d6559ba689047de7572ac7d83d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5e501d2a7f17c806be41bb52817ce344165851d6559ba689047de7572ac7d83d", kill_on_drop: false }`
[INFO] [stdout] 5e501d2a7f17c806be41bb52817ce344165851d6559ba689047de7572ac7d83d
[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=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" "+beta-2021-09-08" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a80598da9beb3013bf6beb3b0f2fe74df3d1994ee3f427ae87876af7b7890219
[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" "a80598da9beb3013bf6beb3b0f2fe74df3d1994ee3f427ae87876af7b7890219", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.130
[INFO] [stderr]    Compiling serde_json v1.0.67
[INFO] [stderr]    Compiling toolshed v0.8.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 9.28s
[INFO] running `Command { std: "docker" "inspect" "a80598da9beb3013bf6beb3b0f2fe74df3d1994ee3f427ae87876af7b7890219", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a80598da9beb3013bf6beb3b0f2fe74df3d1994ee3f427ae87876af7b7890219", kill_on_drop: false }`
[INFO] [stdout] a80598da9beb3013bf6beb3b0f2fe74df3d1994ee3f427ae87876af7b7890219
[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=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" "+beta-2021-09-08" "test" "--frozen", 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] 2f61d8da69bcbdda4641c5bbfcce7dab9f542130bb99c57506535631592f5ea9
[INFO] running `Command { std: "docker" "start" "-a" "2f61d8da69bcbdda4641c5bbfcce7dab9f542130bb99c57506535631592f5ea9", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/toolshed-769cbfbeb4755e3a)
[INFO] [stdout] 
[INFO] [stdout] running 39 tests
[INFO] [stdout] test arena::test::aligns_slice_allocs ... ok
[INFO] [stdout] test arena::test::allocate_some_stuff ... ok
[INFO] [stdout] test arena::test::aligns_str_allocs ... ok
[INFO] [stdout] test arena::test::allocate_huge_heap ... ok
[INFO] [stdout] test arena::test::alloc_lazy_slices ... ok
[INFO] [stdout] test arena::test::alloc_nul_term_str ... ok
[INFO] [stdout] test impl_debug::test::bloom_set_debug ... ok
[INFO] [stdout] test impl_debug::test::map_debug ... ok
[INFO] [stdout] test impl_debug::test::list_debug ... ok
[INFO] [stdout] test arena::test::allocate_some_cows ... ok
[INFO] [stdout] test impl_debug::test::bloom_map_debug ... ok
[INFO] [stdout] test cell::test::contain_static_ref ... ok
[INFO] [stdout] test cell::test::cell ... ok
[INFO] [stdout] test bloom::test::produces_correct_number_of_bits ... ok
[INFO] [stdout] test bloom::test::does_not_conflict_on_letter_casing ... ok
[INFO] [stdout] test bloom::test::does_not_conflict_on_different_lengths ... ok
[INFO] [stdout] test bloom::test::has_low_enough_conflict_rate ... ok
[INFO] [stdout] test arena::test::alloc_slice ... ok
[INFO] [stdout] test list::test::builder ... ok
[INFO] [stdout] test list::test::only_element ... ok
[INFO] [stdout] test list::test::prepend ... ok
[INFO] [stdout] test list::test::empty_builder ... ok
[INFO] [stdout] test set::test::bloom_set_iter ... ok
[INFO] [stdout] test set::test::from_eq ... ok
[INFO] [stdout] test set::test::set ... ok
[INFO] [stdout] test set::test::set_iter ... ok
[INFO] [stdout] test map::test::bloom_map ... ok
[INFO] [stdout] test list::test::from_iter ... ok
[INFO] [stderr]    Doc-tests toolshed
[INFO] [stdout] test list::test::shift_ref ... ok
[INFO] [stdout] test list::test::empty_unsafe_list ... ok
[INFO] [stdout] test list::test::unsafe_list ... ok
[INFO] [stdout] test set::test::bloom_set ... ok
[INFO] [stdout] test list::test::shift ... ok
[INFO] [stdout] test arena::test::allocate_some_vecs ... ok
[INFO] [stdout] test map::test::insert_replace ... ok
[INFO] [stdout] test map::test::iter ... ok
[INFO] [stdout] test map::test::map ... ok
[INFO] [stdout] test impl_debug::test::set_debug ... ok
[INFO] [stdout] test map::test::from_eq ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 39 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.03s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/arena.rs - arena::NulTermStr::byte_unchecked (line 104) ... ok
[INFO] [stdout] test src/lib.rs - (line 34) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.52s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "2f61d8da69bcbdda4641c5bbfcce7dab9f542130bb99c57506535631592f5ea9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2f61d8da69bcbdda4641c5bbfcce7dab9f542130bb99c57506535631592f5ea9", kill_on_drop: false }`
[INFO] [stdout] 2f61d8da69bcbdda4641c5bbfcce7dab9f542130bb99c57506535631592f5ea9