[INFO] fetching crate lfchring 0.1.3...
[INFO] testing lfchring-0.1.3 against master#99e3aef02079e9c10583638520cd0c134dc3a01d for pr-85530
[INFO] extracting crate lfchring 0.1.3 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate lfchring 0.1.3 on toolchain 99e3aef02079e9c10583638520cd0c134dc3a01d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate lfchring 0.1.3
[INFO] finished tweaking crates.io crate lfchring 0.1.3
[INFO] tweaked toml for crates.io crate lfchring 0.1.3 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 151275ca0a7defc170f11a6aac0b3e4d250e55906d3a80a8cdfba914db6aca7e
[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" "151275ca0a7defc170f11a6aac0b3e4d250e55906d3a80a8cdfba914db6aca7e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "151275ca0a7defc170f11a6aac0b3e4d250e55906d3a80a8cdfba914db6aca7e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "151275ca0a7defc170f11a6aac0b3e4d250e55906d3a80a8cdfba914db6aca7e", kill_on_drop: false }`
[INFO] [stdout] 151275ca0a7defc170f11a6aac0b3e4d250e55906d3a80a8cdfba914db6aca7e
[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=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" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 269d8c8ecb03ef226f02488db67e6c1e46dd0d7a57cc10645d4270c2b7f99624
[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" "269d8c8ecb03ef226f02488db67e6c1e46dd0d7a57cc10645d4270c2b7f99624", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.27
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling syn v1.0.72
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling crossbeam-utils v0.8.5
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.5
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling scopeguard v1.1.0
[INFO] [stderr]    Compiling memoffset v0.6.4
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling thiserror-impl v1.0.25
[INFO] [stderr]    Compiling thiserror v1.0.25
[INFO] [stderr]    Compiling lfchring v0.1.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 8.64s
[INFO] running `Command { std: "docker" "inspect" "269d8c8ecb03ef226f02488db67e6c1e46dd0d7a57cc10645d4270c2b7f99624", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "269d8c8ecb03ef226f02488db67e6c1e46dd0d7a57cc10645d4270c2b7f99624", kill_on_drop: false }`
[INFO] [stdout] 269d8c8ecb03ef226f02488db67e6c1e46dd0d7a57cc10645d4270c2b7f99624
[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=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" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d91cbbee6133cf0aac552bc08f4affd94a592e6b6bcfcff09faf4fb14f2d877a
[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" "d91cbbee6133cf0aac552bc08f4affd94a592e6b6bcfcff09faf4fb14f2d877a", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.4.0
[INFO] [stderr]    Compiling ppv-lite86 v0.2.10
[INFO] [stderr]    Compiling regex-syntax v0.6.25
[INFO] [stderr]    Compiling termcolor v1.1.2
[INFO] [stderr]    Compiling humantime v2.1.0
[INFO] [stderr]    Compiling libc v0.2.95
[INFO] [stderr]    Compiling getrandom v0.2.3
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling rand_core v0.6.2
[INFO] [stderr]    Compiling aho-corasick v0.7.18
[INFO] [stderr]    Compiling rand_chacha v0.3.0
[INFO] [stderr]    Compiling rand v0.8.3
[INFO] [stderr]    Compiling regex v1.5.4
[INFO] [stderr]    Compiling env_logger v0.8.3
[INFO] [stderr]    Compiling lfchring v0.1.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 10.16s
[INFO] running `Command { std: "docker" "inspect" "d91cbbee6133cf0aac552bc08f4affd94a592e6b6bcfcff09faf4fb14f2d877a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d91cbbee6133cf0aac552bc08f4affd94a592e6b6bcfcff09faf4fb14f2d877a", kill_on_drop: false }`
[INFO] [stdout] d91cbbee6133cf0aac552bc08f4affd94a592e6b6bcfcff09faf4fb14f2d877a
[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=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" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "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] 222bdbc9264c21a57868652c8d25122b68157eeffe37b38a15533f7427a1214a
[INFO] running `Command { std: "docker" "start" "-a" "222bdbc9264c21a57868652c8d25122b68157eeffe37b38a15533f7427a1214a", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/lfchring-da66f60ae988e0e2)
[INFO] [stdout] 
[INFO] [stdout] running 21 tests
[INFO] [stdout] test tests::node_str ... ok
[INFO] [stdout] test tests::new_ring ... ok
[INFO] [stdout] test tests::test_iter_singlethr_01 ... ok
[INFO] [stdout] test tests::test_adjacent_singlethr_01 ... ok
[INFO] [stdout] test tests::test_iter_singlethr_02 ... ok
[INFO] [stdout] test tests::test_adjacent_node_singlethr_01 ... ok
[INFO] [stdout] test tests::test_replf_gt_nodes ... ok
[INFO] [stdout] test tests::node_string ... ok
[INFO] [stdout] test tests::test_remove_singlethr_01 ... ok
[INFO] [stdout] test tests::test_node_impls ... ok
[INFO] [stdout] test tests::test_insert_singlethr_01 ... ok
[INFO] [stdout] test tests::test_iter_singlethr_04 ... ok
[INFO] [stdout] test tests::test_has_virtual_node_singlethr_01 ... ok
[INFO] [stdout] test tests::test_virtual_node_for_key_singlethr_01 ... ok
[INFO] [stdout] test tests::test_iter_singlethr_03 ... ok
[INFO] [stdout] test tests::new_ring_already_in ... ok
[INFO] [stdout] test tests::test_nodes_for_key_singlethr_01 ... ok
[INFO] [stdout] test tests::test_extend_singlethr_01 ... ok
[INFO] [stdout] test tests::test_iter_multithr_01_stdhash ... ok
[INFO] [stdout] test tests::test_contention_multithr_01 has been running for over 60 seconds
[INFO] [stdout] test tests::test_insert_multithr_01_stdhash has been running for over 60 seconds
[INFO] [stdout] test tests::test_contention_multithr_01 ... ok
[INFO] [stdout] test tests::test_insert_multithr_01_stdhash ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 21 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 312.83s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests lfchring
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test src/types.rs - types::Blake3Hasher (line 180) ... FAILED
[INFO] [stdout] test src/types.rs - types::Blake2bHasher (line 223) ... FAILED
[INFO] [stdout] test src/lib.rs - (line 92) ... ok
[INFO] [stdout] test src/lib.rs - (line 73) ... ok
[INFO] [stdout] test src/lib.rs - (line 164) ... ok
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/types.rs - types::Blake3Hasher (line 180) stdout ----
[INFO] [stdout] error[E0432]: unresolved import `lfchring::Blake3Hasher`
[INFO] [stdout]  --> src/types.rs:181:16
[INFO] [stdout]   |
[INFO] [stdout] 3 | use lfchring::{Blake3Hasher, HashRing, Result, Vnid};
[INFO] [stdout]   |                ^^^^^^^^^^^^ no `Blake3Hasher` in the root
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/types.rs - types::Blake2bHasher (line 223) stdout ----
[INFO] [stdout] error[E0432]: unresolved import `lfchring::Blake2bHasher`
[INFO] [stdout]  --> src/types.rs:224:16
[INFO] [stdout]   |
[INFO] [stdout] 3 | use lfchring::{Blake2bHasher, HashRing, Result, Vnid};
[INFO] [stdout]   |                ^^^^^^^^^^^^^ no `Blake2bHasher` in the root
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/types.rs - types::Blake2bHasher (line 223)
[INFO] [stdout]     src/types.rs - types::Blake3Hasher (line 180)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 3 passed; 2 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.67s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass '--doc'
[INFO] running `Command { std: "docker" "inspect" "222bdbc9264c21a57868652c8d25122b68157eeffe37b38a15533f7427a1214a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "222bdbc9264c21a57868652c8d25122b68157eeffe37b38a15533f7427a1214a", kill_on_drop: false }`
[INFO] [stdout] 222bdbc9264c21a57868652c8d25122b68157eeffe37b38a15533f7427a1214a