[INFO] fetching crate specs-hierarchy 0.6.0...
[INFO] testing specs-hierarchy-0.6.0 against beta-2021-01-01 for beta-1.50-1
[INFO] extracting crate specs-hierarchy 0.6.0 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate specs-hierarchy 0.6.0 on toolchain beta-2021-01-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate specs-hierarchy 0.6.0
[INFO] finished tweaking crates.io crate specs-hierarchy 0.6.0
[INFO] tweaked toml for crates.io crate specs-hierarchy 0.6.0 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate crates.io crate specs-hierarchy 0.6.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded static_assertions v0.3.4
[INFO] [stderr]   Downloaded hibitset v0.6.2
[INFO] [stderr]   Downloaded lexical-core v0.4.6
[INFO] [stderr]   Downloaded shred-derive v0.6.2
[INFO] [stderr]   Downloaded nom v5.1.0
[INFO] [stderr]   Downloaded ahash v0.3.2
[INFO] [stderr]   Downloaded hashbrown v0.7.0
[INFO] [stderr]   Downloaded tynm v0.1.3
[INFO] [stderr]   Downloaded specs v0.16.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 20dfd6c8f5a129335a3336bae1e50ee6d1b567e2a580b40ef7b12b15961dc6c3
[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" "20dfd6c8f5a129335a3336bae1e50ee6d1b567e2a580b40ef7b12b15961dc6c3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "20dfd6c8f5a129335a3336bae1e50ee6d1b567e2a580b40ef7b12b15961dc6c3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "20dfd6c8f5a129335a3336bae1e50ee6d1b567e2a580b40ef7b12b15961dc6c3", kill_on_drop: false }`
[INFO] [stdout] 20dfd6c8f5a129335a3336bae1e50ee6d1b567e2a580b40ef7b12b15961dc6c3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2a0ecedfc1eca1a7635cd17150b3265e8de7d5dccb3bf24b28b5e62a1997d086
[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" "2a0ecedfc1eca1a7635cd17150b3265e8de7d5dccb3bf24b28b5e62a1997d086", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.66
[INFO] [stderr]    Compiling proc-macro2 v1.0.8
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]    Compiling syn v1.0.14
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]    Compiling ryu v1.0.2
[INFO] [stderr]    Compiling scopeguard v1.0.0
[INFO] [stderr]    Compiling arrayvec v0.4.12
[INFO] [stderr]    Compiling rayon-core v1.7.0
[INFO] [stderr]    Compiling nodrop v0.1.14
[INFO] [stderr]    Compiling version_check v0.1.5
[INFO] [stderr]    Compiling memchr v2.3.0
[INFO] [stderr]    Compiling static_assertions v0.3.4
[INFO] [stderr]    Compiling autocfg v1.0.0
[INFO] [stderr]    Compiling either v1.5.3
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]    Compiling mopa v0.2.2
[INFO] [stderr]    Compiling smallvec v1.2.0
[INFO] [stderr]    Compiling arrayvec v0.5.1
[INFO] [stderr]    Compiling atom v0.3.5
[INFO] [stderr]    Compiling tuple_utils v0.3.0
[INFO] [stderr]    Compiling shrev v1.1.1
[INFO] [stderr]    Compiling crossbeam-utils v0.7.0
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.0
[INFO] [stderr]    Compiling memoffset v0.5.3
[INFO] [stderr]    Compiling lexical-core v0.4.6
[INFO] [stderr]    Compiling nom v5.1.0
[INFO] [stderr]    Compiling hashbrown v0.7.0
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]    Compiling crossbeam-queue v0.2.1
[INFO] [stderr]    Compiling num_cpus v1.12.0
[INFO] [stderr]    Compiling crossbeam-deque v0.7.2
[INFO] [stderr]    Compiling rayon v1.3.0
[INFO] [stderr]    Compiling proc-macro-hack v0.5.11
[INFO] [stderr]    Compiling shred-derive v0.6.2
[INFO] [stderr]    Compiling hibitset v0.6.2
[INFO] [stderr]    Compiling const-random-macro v0.1.8
[INFO] [stderr]    Compiling tynm v0.1.3
[INFO] [stderr]    Compiling const-random v0.1.8
[INFO] [stderr]    Compiling ahash v0.3.2
[INFO] [stderr]    Compiling shred v0.10.2
[INFO] [stderr]    Compiling specs v0.16.0
[INFO] [stderr]    Compiling specs-hierarchy v0.6.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 39.56s
[INFO] running `Command { std: "docker" "inspect" "2a0ecedfc1eca1a7635cd17150b3265e8de7d5dccb3bf24b28b5e62a1997d086", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2a0ecedfc1eca1a7635cd17150b3265e8de7d5dccb3bf24b28b5e62a1997d086", kill_on_drop: false }`
[INFO] [stdout] 2a0ecedfc1eca1a7635cd17150b3265e8de7d5dccb3bf24b28b5e62a1997d086
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "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] f89c5809b947cf93e1f5f20d975d4e8b3d5931ad7fca43794479553be7a2dae6
[INFO] running `Command { std: "docker" "start" "-a" "f89c5809b947cf93e1f5f20d975d4e8b3d5931ad7fca43794479553be7a2dae6", kill_on_drop: false }`
[INFO] [stderr]    Compiling specs-hierarchy v0.6.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 5.10s
[INFO] running `Command { std: "docker" "inspect" "f89c5809b947cf93e1f5f20d975d4e8b3d5931ad7fca43794479553be7a2dae6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f89c5809b947cf93e1f5f20d975d4e8b3d5931ad7fca43794479553be7a2dae6", kill_on_drop: false }`
[INFO] [stdout] f89c5809b947cf93e1f5f20d975d4e8b3d5931ad7fca43794479553be7a2dae6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 281602cd0e44bc4de93e0df55cbd6ccfdd14d9089bb6c7a8c7579f84f42d571b
[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" "281602cd0e44bc4de93e0df55cbd6ccfdd14d9089bb6c7a8c7579f84f42d571b", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.12s
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/specs_hierarchy-98572bc287dab59a
[INFO] [stdout] running 3 tests
[INFO] [stdout] test tests::parent_removed ... ok
[INFO] [stdout] test tests::test_all_children_iter ... ok
[INFO] [stdout] test tests::test_all_children ... 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] [stderr]    Doc-tests specs-hierarchy
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - hibitset (line 12) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.67s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "281602cd0e44bc4de93e0df55cbd6ccfdd14d9089bb6c7a8c7579f84f42d571b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "281602cd0e44bc4de93e0df55cbd6ccfdd14d9089bb6c7a8c7579f84f42d571b", kill_on_drop: false }`
[INFO] [stdout] 281602cd0e44bc4de93e0df55cbd6ccfdd14d9089bb6c7a8c7579f84f42d571b