[INFO] fetching crate ipld_hamt 2.0.0...
[INFO] testing ipld_hamt-2.0.0 against 1.60.0 for beta-1.61-1
[INFO] extracting crate ipld_hamt 2.0.0 into /workspace/builds/worker-12/source
[INFO] validating manifest of crates.io crate ipld_hamt 2.0.0 on toolchain 1.60.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate ipld_hamt 2.0.0
[INFO] finished tweaking crates.io crate ipld_hamt 2.0.0
[INFO] tweaked toml for crates.io crate ipld_hamt 2.0.0 written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded serde_tuple v0.5.0
[INFO] [stderr]   Downloaded serde_tuple_macros v0.5.0
[INFO] [stderr]   Downloaded integer-encoding v2.1.3
[INFO] [stderr]   Downloaded async-recursion v0.3.2
[INFO] [stderr]   Downloaded multibase v0.9.1
[INFO] [stderr]   Downloaded forest_hash_utils v0.1.0
[INFO] [stderr]   Downloaded cs_serde_cbor v0.12.0
[INFO] [stderr]   Downloaded forest_ipld v0.1.1
[INFO] [stderr]   Downloaded forest_encoding v0.2.2
[INFO] [stderr]   Downloaded forest_db v0.1.0
[INFO] [stderr]   Downloaded ipld_blockstore v0.1.1
[INFO] [stderr]   Downloaded unsigned-varint v0.6.0
[INFO] [stderr]   Downloaded forest_json_utils v0.1.1
[INFO] [stderr]   Downloaded cs_serde_bytes v0.12.0
[INFO] [stderr]   Downloaded multihash v0.13.2
[INFO] [stderr]   Downloaded cid v0.6.1
[INFO] [stderr]   Downloaded multihash-derive v0.7.2
[INFO] [stderr]   Downloaded forest_cid v0.3.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "metadata" "--no-deps" "--format-version=1", 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] 916f8bc90cdee135bb3303a2aa9e4b28c3286c27c9a3941ee5383471d9514578
[INFO] running `Command { std: "docker" "start" "-a" "916f8bc90cdee135bb3303a2aa9e4b28c3286c27c9a3941ee5383471d9514578", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "916f8bc90cdee135bb3303a2aa9e4b28c3286c27c9a3941ee5383471d9514578", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "916f8bc90cdee135bb3303a2aa9e4b28c3286c27c9a3941ee5383471d9514578", kill_on_drop: false }`
[INFO] [stdout] 916f8bc90cdee135bb3303a2aa9e4b28c3286c27c9a3941ee5383471d9514578
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "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] ff319ee0d080dec601d00026b591b643bb67838a6a7b534aac3d2c26201881aa
[INFO] running `Command { std: "docker" "start" "-a" "ff319ee0d080dec601d00026b591b643bb67838a6a7b534aac3d2c26201881aa", kill_on_drop: false }`
[INFO] [stderr]    Compiling unsigned-varint v0.5.1
[INFO] [stderr]    Compiling integer-encoding v2.1.3
[INFO] [stderr]    Compiling blake2b_simd v0.5.11
[INFO] [stderr]    Compiling indexmap v1.8.1
[INFO] [stderr]    Compiling syn v1.0.91
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling synstructure v0.12.6
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling serde_derive v1.0.136
[INFO] [stderr]    Compiling thiserror-impl v1.0.30
[INFO] [stderr]    Compiling data-encoding-macro-internal v0.1.10
[INFO] [stderr]    Compiling serde_tuple_macros v0.5.0
[INFO] [stderr]    Compiling serde_repr v0.1.7
[INFO] [stderr]    Compiling async-trait v0.1.53
[INFO] [stderr]    Compiling async-recursion v0.3.2
[INFO] [stderr]    Compiling data-encoding-macro v0.1.12
[INFO] [stderr]    Compiling multibase v0.8.0
[INFO] [stderr]    Compiling multibase v0.9.1
[INFO] [stderr]    Compiling thiserror v1.0.30
[INFO] [stderr]    Compiling serde v1.0.136
[INFO] [stderr]    Compiling toml v0.5.8
[INFO] [stderr]    Compiling cs_serde_bytes v0.12.0
[INFO] [stderr]    Compiling forest_json_utils v0.1.1
[INFO] [stderr]    Compiling cs_serde_cbor v0.12.0
[INFO] [stderr]    Compiling serde_tuple v0.5.0
[INFO] [stderr]    Compiling forest_hash_utils v0.1.0
[INFO] [stderr]    Compiling proc-macro-crate v1.1.3
[INFO] [stderr]    Compiling multihash-derive v0.7.2
[INFO] [stderr]    Compiling multihash v0.13.2
[INFO] [stderr]    Compiling cid v0.6.1
[INFO] [stderr]    Compiling forest_cid v0.3.0
[INFO] [stderr]    Compiling forest_encoding v0.2.2
[INFO] [stderr]    Compiling forest_db v0.1.0
[INFO] [stderr]    Compiling forest_ipld v0.1.1
[INFO] [stderr]    Compiling ipld_blockstore v0.1.1
[INFO] [stderr]    Compiling ipld_hamt v2.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 00s
[INFO] running `Command { std: "docker" "inspect" "ff319ee0d080dec601d00026b591b643bb67838a6a7b534aac3d2c26201881aa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ff319ee0d080dec601d00026b591b643bb67838a6a7b534aac3d2c26201881aa", kill_on_drop: false }`
[INFO] [stdout] ff319ee0d080dec601d00026b591b643bb67838a6a7b534aac3d2c26201881aa
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "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] e6ef70aeef644aeb0cef453302438a81cbe677c6a41faaa399d7f40c52452e7b
[INFO] running `Command { std: "docker" "start" "-a" "e6ef70aeef644aeb0cef453302438a81cbe677c6a41faaa399d7f40c52452e7b", kill_on_drop: false }`
[INFO] [stderr]    Compiling unsigned-varint v0.6.0
[INFO] [stderr]    Compiling bstr v0.2.17
[INFO] [stderr]    Compiling serde_json v1.0.79
[INFO] [stderr]    Compiling serde_cbor v0.11.2
[INFO] [stderr]    Compiling csv v1.1.6
[INFO] [stderr]    Compiling tinytemplate v1.2.1
[INFO] [stderr]    Compiling criterion v0.3.5
[INFO] [stderr]    Compiling ipld_hamt v2.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 23.02s
[INFO] running `Command { std: "docker" "inspect" "e6ef70aeef644aeb0cef453302438a81cbe677c6a41faaa399d7f40c52452e7b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e6ef70aeef644aeb0cef453302438a81cbe677c6a41faaa399d7f40c52452e7b", kill_on_drop: false }`
[INFO] [stdout] e6ef70aeef644aeb0cef453302438a81cbe677c6a41faaa399d7f40c52452e7b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "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] b882e1117853b9cb963bc5ba328f54522dae99d4dcbffdda656f2ad73ee92aa9
[INFO] running `Command { std: "docker" "start" "-a" "b882e1117853b9cb963bc5ba328f54522dae99d4dcbffdda656f2ad73ee92aa9", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.18s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/ipld_hamt-4f91bd3f419d9e81)
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test bitfield::tests::test_cbor_serialization ... ok
[INFO] [stdout] test hash_bits::tests::test_bitfield ... ok
[INFO] [stderr]      Running tests/hamt_tests.rs (/opt/rustwide/target/debug/deps/hamt_tests-4e1051350444a3ec)
[INFO] [stdout] test bitfield::tests::test_bitfield ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 10 tests
[INFO] [stdout] test delete_case ... ok
[INFO] [stdout] test reload_empty ... ok
[INFO] [stdout] test test_set_if_absent ... ok
[INFO] [stdout] test test_load ... ok
[INFO] [stdout] test test_basics ... ok
[INFO] [stdout] test delete ... ok
[INFO] [stdout] test set_with_no_effect_does_not_put ... ok
[INFO] [stdout] test for_each ... ok
[INFO] [stdout] test clean_child_ordering ... ok
[INFO] [stdout] test set_delete_many ... ok
[INFO] [stderr]    Doc-tests ipld_hamt
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 10 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.06s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 7 tests
[INFO] [stdout] test src/hamt.rs - hamt::Hamt::set_if_absent (line 153) ... ok
[INFO] [stdout] test src/hamt.rs - hamt::Hamt (line 18) ... ok
[INFO] [stdout] test src/hamt.rs - hamt::Hamt::set (line 124) ... ok
[INFO] [stdout] test src/hamt.rs - hamt::Hamt::get (line 187) ... ok
[INFO] [stdout] test src/hamt.rs - hamt::Hamt::contains_key (line 218) ... ok
[INFO] [stdout] test src/hamt.rs - hamt::Hamt::for_each (line 281) ... ok
[INFO] [stdout] test src/hamt.rs - hamt::Hamt::delete (line 246) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 7 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 8.59s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "b882e1117853b9cb963bc5ba328f54522dae99d4dcbffdda656f2ad73ee92aa9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b882e1117853b9cb963bc5ba328f54522dae99d4dcbffdda656f2ad73ee92aa9", kill_on_drop: false }`
[INFO] [stdout] b882e1117853b9cb963bc5ba328f54522dae99d4dcbffdda656f2ad73ee92aa9