[INFO] fetching crate anchors 0.4.0...
[INFO] testing anchors-0.4.0 against master#5d5ff84130da0d74c6ece368dbe821d8f83fa526 for pr-79296
[INFO] extracting crate anchors 0.4.0 into /workspace/builds/worker-10/source
[INFO] validating manifest of crates.io crate anchors 0.4.0 on toolchain 5d5ff84130da0d74c6ece368dbe821d8f83fa526
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate anchors 0.4.0
[INFO] finished tweaking crates.io crate anchors 0.4.0
[INFO] tweaked toml for crates.io crate anchors 0.4.0 written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0e4374e356228cd7e51c78564254519c25148153f173a84b9e25264e3c670140
[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" "0e4374e356228cd7e51c78564254519c25148153f173a84b9e25264e3c670140", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0e4374e356228cd7e51c78564254519c25148153f173a84b9e25264e3c670140", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0e4374e356228cd7e51c78564254519c25148153f173a84b9e25264e3c670140", kill_on_drop: false }`
[INFO] [stdout] 0e4374e356228cd7e51c78564254519c25148153f173a84b9e25264e3c670140
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a4b73105237e91f1843f88cded5a3be1b4e0c12469d6134f5b63093bf820986d
[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" "a4b73105237e91f1843f88cded5a3be1b4e0c12469d6134f5b63093bf820986d", kill_on_drop: false }`
[INFO] [stderr]    Compiling fixedbitset v0.2.0
[INFO] [stderr]    Compiling slotmap v0.4.0
[INFO] [stderr]    Compiling petgraph v0.5.1
[INFO] [stderr]    Compiling anchors v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.61s
[INFO] running `Command { std: "docker" "inspect" "a4b73105237e91f1843f88cded5a3be1b4e0c12469d6134f5b63093bf820986d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a4b73105237e91f1843f88cded5a3be1b4e0c12469d6134f5b63093bf820986d", kill_on_drop: false }`
[INFO] [stdout] a4b73105237e91f1843f88cded5a3be1b4e0c12469d6134f5b63093bf820986d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e4b3f972ce771e4c8fbf6d52c956acb02c6b735e59486853a9edb3b1702494bc
[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" "e4b3f972ce771e4c8fbf6d52c956acb02c6b735e59486853a9edb3b1702494bc", kill_on_drop: false }`
[INFO] [stderr]    Compiling const_fn v0.4.3
[INFO] [stderr]    Compiling libc v0.2.80
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]    Compiling scopeguard v1.1.0
[INFO] [stderr]    Compiling serde_json v1.0.59
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling syn v1.0.52
[INFO] [stderr]    Compiling unicode-width v0.1.8
[INFO] [stderr]    Compiling regex-syntax v0.6.21
[INFO] [stderr]    Compiling half v1.6.0
[INFO] [stderr]    Compiling same-file v1.0.6
[INFO] [stderr]    Compiling oorandom v11.1.3
[INFO] [stderr]    Compiling crossbeam-utils v0.8.1
[INFO] [stderr]    Compiling memoffset v0.6.1
[INFO] [stderr]    Compiling rayon v1.5.0
[INFO] [stderr]    Compiling walkdir v2.3.1
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling plotters v0.2.15
[INFO] [stderr]    Compiling serde_cbor v0.11.1
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling csv-core v0.1.10
[INFO] [stderr]    Compiling regex-automata v0.1.9
[INFO] [stderr]    Compiling bstr v0.2.14
[INFO] [stderr]    Compiling crossbeam-channel v0.5.0
[INFO] [stderr]    Compiling cast v0.2.3
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.1
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling csv v1.1.5
[INFO] [stderr]    Compiling crossbeam-deque v0.8.0
[INFO] [stderr]    Compiling criterion-plot v0.4.3
[INFO] [stderr]    Compiling rayon-core v1.9.0
[INFO] [stderr]    Compiling tinytemplate v1.1.0
[INFO] [stderr]    Compiling regex v1.4.2
[INFO] [stderr]    Compiling serde_derive v1.0.117
[INFO] [stderr]    Compiling criterion v0.3.3
[INFO] [stderr]    Compiling anchors v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1m 33s
[INFO] running `Command { std: "docker" "inspect" "e4b3f972ce771e4c8fbf6d52c956acb02c6b735e59486853a9edb3b1702494bc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e4b3f972ce771e4c8fbf6d52c956acb02c6b735e59486853a9edb3b1702494bc", kill_on_drop: false }`
[INFO] [stdout] e4b3f972ce771e4c8fbf6d52c956acb02c6b735e59486853a9edb3b1702494bc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] f731072bb30b61c61936a24a0aa8d70543c3eaea6518b3c7eaad0c4bf5f10d52
[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" "f731072bb30b61c61936a24a0aa8d70543c3eaea6518b3c7eaad0c4bf5f10d52", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.19s
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/anchors-679fdeb74a5f162d
[INFO] [stdout] running 15 tests
[INFO] [stdout] test graph::test::cycles_cause_error ... ok
[INFO] [stdout] test graph::test::non_cycles_wont_cause_errors ... ok
[INFO] [stdout] test fakeheap::test::test_insert_pop ... ok
[INFO] [stdout] test graph::test::set_edge_updates_correctly ... ok
[INFO] [stdout] test test::test_cutoff_simple_observed ... ok
[INFO] [stdout] test test::test_split_simple ... ok
[INFO] [stdout] test test::test_refmap_simple ... ok
[INFO] [stdout] test test::test_map_simple ... ok
[INFO] [stdout] test test::test_observed_marking ... ok
[INFO] [stdout] test test::test_readme_example ... ok
[INFO] [stdout] test test::test_cutoff_simple_unobserved ... ok
[INFO] [stdout] test test::test_garbage_collection_wont_panic ... ok
[INFO] [stdout] test test::test_then_simple ... ok
[INFO] [stdout] test graph::test::height_calculated_correctly ... ok
[INFO] [stdout] test fakeheap::test::test_insert_above_max_height ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 15 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests anchors
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test src/ext.rs - ext::AnchorExt::refmap (line 141) ... ok
[INFO] [stdout] test src/ext.rs - ext::AnchorExt (line 16) ... ok
[INFO] [stdout] test src/ext.rs - ext::AnchorExt::map (line 36) ... ok
[INFO] [stdout] test src/ext.rs - ext::AnchorExt::cutoff (line 99) ... ok
[INFO] [stdout] test src/ext.rs - ext::AnchorExt::then (line 63) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "f731072bb30b61c61936a24a0aa8d70543c3eaea6518b3c7eaad0c4bf5f10d52", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f731072bb30b61c61936a24a0aa8d70543c3eaea6518b3c7eaad0c4bf5f10d52", kill_on_drop: false }`
[INFO] [stdout] f731072bb30b61c61936a24a0aa8d70543c3eaea6518b3c7eaad0c4bf5f10d52