[INFO] fetching crate anchors 0.6.0...
[INFO] testing anchors-0.6.0 against try#ce59db7a1b1b012fb2793c4641c1bdecad7a128b for pr-85530
[INFO] extracting crate anchors 0.6.0 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate anchors 0.6.0 on toolchain ce59db7a1b1b012fb2793c4641c1bdecad7a128b
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate anchors 0.6.0
[INFO] finished tweaking crates.io crate anchors 0.6.0
[INFO] tweaked toml for crates.io crate anchors 0.6.0 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate crates.io crate anchors 0.6.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded arena-graph v0.1.0
[INFO] [stderr]   Downloaded serde_json v1.0.63
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 00b85109be2cd2f4040c34a4b0eece979f72e1b1f9fe8c814f3d70c4064218ae
[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" "00b85109be2cd2f4040c34a4b0eece979f72e1b1f9fe8c814f3d70c4064218ae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "00b85109be2cd2f4040c34a4b0eece979f72e1b1f9fe8c814f3d70c4064218ae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "00b85109be2cd2f4040c34a4b0eece979f72e1b1f9fe8c814f3d70c4064218ae", kill_on_drop: false }`
[INFO] [stdout] 00b85109be2cd2f4040c34a4b0eece979f72e1b1f9fe8c814f3d70c4064218ae
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 79fd16dac169823ee397cbb323ccf6892a2d153c1b101ebf97932b21474b0fd5
[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" "79fd16dac169823ee397cbb323ccf6892a2d153c1b101ebf97932b21474b0fd5", kill_on_drop: false }`
[INFO] [stderr]    Compiling version_check v0.9.2
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling typed-arena v2.0.1
[INFO] [stderr]    Compiling bitmaps v2.1.0
[INFO] [stderr]    Compiling arena-graph v0.1.0
[INFO] [stderr]    Compiling rand_xoshiro v0.4.0
[INFO] [stderr]    Compiling im v15.0.0
[INFO] [stderr]    Compiling sized-chunks v0.6.4
[INFO] [stderr]    Compiling anchors v0.6.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.28s
[INFO] running `Command { std: "docker" "inspect" "79fd16dac169823ee397cbb323ccf6892a2d153c1b101ebf97932b21474b0fd5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "79fd16dac169823ee397cbb323ccf6892a2d153c1b101ebf97932b21474b0fd5", kill_on_drop: false }`
[INFO] [stdout] 79fd16dac169823ee397cbb323ccf6892a2d153c1b101ebf97932b21474b0fd5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "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] 35c0318962731842c336d2511e45da4f144f9783794b58254f2429e21e08bf9d
[INFO] running `Command { std: "docker" "start" "-a" "35c0318962731842c336d2511e45da4f144f9783794b58254f2429e21e08bf9d", kill_on_drop: false }`
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling serde v1.0.123
[INFO] [stderr]    Compiling libc v0.2.86
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling rayon-core v1.9.0
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling syn v1.0.60
[INFO] [stderr]    Compiling serde_json v1.0.63
[INFO] [stderr]    Compiling unicode-width v0.1.8
[INFO] [stderr]    Compiling same-file v1.0.6
[INFO] [stderr]    Compiling regex-syntax v0.6.22
[INFO] [stderr]    Compiling crossbeam-utils v0.8.3
[INFO] [stderr]    Compiling memoffset v0.6.1
[INFO] [stderr]    Compiling rayon v1.5.0
[INFO] [stderr]    Compiling regex-automata v0.1.9
[INFO] [stderr]    Compiling cast v0.2.3
[INFO] [stderr]    Compiling plotters v0.3.0
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling walkdir v2.3.1
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling criterion-plot v0.4.3
[INFO] [stderr]    Compiling csv-core v0.1.10
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.3
[INFO] [stderr]    Compiling crossbeam-channel v0.5.0
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling regex v1.4.3
[INFO] [stderr]    Compiling crossbeam-deque v0.8.0
[INFO] [stderr]    Compiling bstr v0.2.15
[INFO] [stderr]    Compiling serde_cbor v0.11.1
[INFO] [stderr]    Compiling csv v1.1.5
[INFO] [stderr]    Compiling tinytemplate v1.2.0
[INFO] [stderr]    Compiling serde_derive v1.0.123
[INFO] [stderr]    Compiling criterion v0.3.4
[INFO] [stderr]    Compiling anchors v0.6.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 41.40s
[INFO] running `Command { std: "docker" "inspect" "35c0318962731842c336d2511e45da4f144f9783794b58254f2429e21e08bf9d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "35c0318962731842c336d2511e45da4f144f9783794b58254f2429e21e08bf9d", kill_on_drop: false }`
[INFO] [stdout] 35c0318962731842c336d2511e45da4f144f9783794b58254f2429e21e08bf9d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 2beec217edd2d0ec62e96e6eedfbea26123af5cf6945583967be6dabeeca8f7d
[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" "2beec217edd2d0ec62e96e6eedfbea26123af5cf6945583967be6dabeeca8f7d", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/anchors-48d521dadb03ed0b)
[INFO] [stdout] 
[INFO] [stdout] running 18 tests
[INFO] [stdout] test singlethread::graph2::test::test_free_list ... ok
[INFO] [stdout] test singlethread::graph2::test::test_insert_pop ... ok
[INFO] [stdout] test singlethread::test::test_map_simple ... ok
[INFO] [stdout] test dict::test::test_filter ... ok
[INFO] [stdout] test singlethread::test::test_readme_example ... ok
[INFO] [stdout] test singlethread::test::test_refmap_simple ... ok
[INFO] [stdout] test singlethread::test::test_observed_marking ... ok
[INFO] [stdout] test singlethread::test::test_split_simple ... ok
[INFO] [stdout] test singlethread::test::test_then_simple ... ok
[INFO] [stdout] test singlethread::test::test_garbage_collection_wont_panic ... ok
[INFO] [stdout] test singlethread::graph2::test::set_edge_updates_correctly ... ok
[INFO] [stdout] test singlethread::test::test_cutoff_simple_unobserved ... ok
[INFO] [stdout] test singlethread::graph2::test::non_cycles_wont_cause_errors ... ok
[INFO] [stdout] test singlethread::test::test_cutoff_simple_observed ... ok
[INFO] [stdout] test singlethread::graph2::test::height_calculated_correctly ... ok
[INFO] [stdout] test dict::test::test_map ... ok
[INFO] [stdout] test singlethread::graph2::test::cycles_cause_error ... ok
[INFO] [stdout] test singlethread::graph2::test::test_insert_above_max_height ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 18 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.03s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests anchors
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test src/expert/ext.rs - expert::ext::AnchorExt::refmap (line 152) ... ok
[INFO] [stdout] test src/expert/ext.rs - expert::ext::AnchorExt (line 17) ... ok
[INFO] [stdout] test src/expert/ext.rs - expert::ext::AnchorExt::cutoff (line 109) ... ok
[INFO] [stdout] test src/expert/ext.rs - expert::ext::AnchorExt::map (line 38) ... ok
[INFO] [stdout] test src/expert/ext.rs - expert::ext::AnchorExt::then (line 72) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.41s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "2beec217edd2d0ec62e96e6eedfbea26123af5cf6945583967be6dabeeca8f7d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2beec217edd2d0ec62e96e6eedfbea26123af5cf6945583967be6dabeeca8f7d", kill_on_drop: false }`
[INFO] [stdout] 2beec217edd2d0ec62e96e6eedfbea26123af5cf6945583967be6dabeeca8f7d