[INFO] fetching crate index-set 0.1.0...
[INFO] testing index-set-0.1.0 against master#b70888601af92f6cdc0364abab3446e418b91d36 for pr-86479
[INFO] extracting crate index-set 0.1.0 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate index-set 0.1.0 on toolchain b70888601af92f6cdc0364abab3446e418b91d36
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate index-set 0.1.0
[INFO] finished tweaking crates.io crate index-set 0.1.0
[INFO] tweaked toml for crates.io crate index-set 0.1.0 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "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-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 15a87effb94bcc0cc972f300fdc8571b3f3348c098ef01d3c76e1eaeeac0ea0b
[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" "15a87effb94bcc0cc972f300fdc8571b3f3348c098ef01d3c76e1eaeeac0ea0b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "15a87effb94bcc0cc972f300fdc8571b3f3348c098ef01d3c76e1eaeeac0ea0b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "15a87effb94bcc0cc972f300fdc8571b3f3348c098ef01d3c76e1eaeeac0ea0b", kill_on_drop: false }`
[INFO] [stdout] 15a87effb94bcc0cc972f300fdc8571b3f3348c098ef01d3c76e1eaeeac0ea0b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 648cd2b03af5b93759a02fe65e32ffb32a695d3a49f3bc277413ee38cde9bbd8
[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" "648cd2b03af5b93759a02fe65e32ffb32a695d3a49f3bc277413ee38cde9bbd8", kill_on_drop: false }`
[INFO] [stderr]    Compiling index-set v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.67s
[INFO] running `Command { std: "docker" "inspect" "648cd2b03af5b93759a02fe65e32ffb32a695d3a49f3bc277413ee38cde9bbd8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "648cd2b03af5b93759a02fe65e32ffb32a695d3a49f3bc277413ee38cde9bbd8", kill_on_drop: false }`
[INFO] [stdout] 648cd2b03af5b93759a02fe65e32ffb32a695d3a49f3bc277413ee38cde9bbd8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2dad7bc0081b65028a878cdd98491b450f70a545cb49490d5560382a7f1a96a3
[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" "2dad7bc0081b65028a878cdd98491b450f70a545cb49490d5560382a7f1a96a3", kill_on_drop: false }`
[INFO] [stderr]    Compiling index-set v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.00s
[INFO] running `Command { std: "docker" "inspect" "2dad7bc0081b65028a878cdd98491b450f70a545cb49490d5560382a7f1a96a3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2dad7bc0081b65028a878cdd98491b450f70a545cb49490d5560382a7f1a96a3", kill_on_drop: false }`
[INFO] [stdout] 2dad7bc0081b65028a878cdd98491b450f70a545cb49490d5560382a7f1a96a3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] c664b580ca600b99cc60d67e409564a30580f00402e3468e826fbc4a3217e118
[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" "c664b580ca600b99cc60d67e409564a30580f00402e3468e826fbc4a3217e118", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/index_set-8cc0d979c3b5d043)
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test bucket::tests::iter ... ok
[INFO] [stdout] test set::tests::iter ... ok
[INFO] [stdout] test bucket::tests::double_ended_iter ... ok
[INFO] [stdout] test set::tests::contains_after_insert ... ok
[INFO] [stdout] test bucket::tests::iter_len ... ok
[INFO] [stdout] test set::tests::invalid_char - should panic ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.12s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests index-set
[INFO] [stdout] 
[INFO] [stdout] running 36 tests
[INFO] [stdout] test src/set.rs - set::IndexSet<T>::contains (line 221) ... ok
[INFO] [stdout] test src/set.rs - set::IndexSet<T>::cmp (line 869) ... ok
[INFO] [stdout] test src/lib.rs - (line 21) ... ok
[INFO] [stdout] test src/set.rs - set::IndexSet (line 33) ... ok
[INFO] [stdout] test src/set.rs - set::&'_ IndexSet<T>::bitor (line 986) ... ok
[INFO] [stdout] test src/set.rs - set::IndexSet<T>::contains_index (line 239) ... ok
[INFO] [stdout] test src/set.rs - set::IndexSet (line 119) ... ok
[INFO] [stdout] test src/set.rs - set::IndexSet<T>::difference (line 722) ... ok
[INFO] [stdout] test src/set.rs - set::IndexSet<T>::clear (line 203) ... ok
[INFO] [stdout] test src/set.rs - set::&'_ IndexSet<T>::bitand (line 963) ... ok
[INFO] [stdout] test src/set.rs - set::IndexSet<T>::difference_indices (line 432) ... ok
[INFO] [stdout] test src/set.rs - set::&'_ IndexSet<T>::bitxor (line 940) ... ok
[INFO] [stdout] test src/set.rs - set::&'_ IndexSet<T>::sub (line 917) ... ok
[INFO] [stdout] test src/lib.rs - (line 55) ... ok
[INFO] [stdout] test src/set.rs - set::IndexSet (line 70) ... ok
[INFO] [stdout] test src/set.rs - set::IndexSet (line 103) ... ok
[INFO] [stdout] test src/set.rs - set::IndexSet<T>::indices (line 403) ... ok
[INFO] [stdout] test src/set.rs - set::IndexSet<T>::insert_index (line 287) ... ok
[INFO] [stdout] test src/set.rs - set::IndexSet<T>::insert (line 261) ... ok
[INFO] [stdout] test src/set.rs - set::IndexSet<T>::is_disjoint (line 566) ... ok
[INFO] [stdout] test src/set.rs - set::IndexSet<T>::new (line 156) ... ok
[INFO] [stdout] test src/set.rs - set::IndexSet<T>::from_indices (line 182) ... ok
[INFO] [stdout] test src/set.rs - set::IndexSet<T>::extend_indices (line 646) ... ok
[INFO] [stdout] test src/set.rs - set::IndexSet<T>::is_empty (line 385) ... ok
[INFO] [stdout] test src/set.rs - set::IndexSet<T>::len (line 370) ... ok
[INFO] [stdout] test src/set.rs - set::IndexSet<T>::iter (line 687) ... ok
[INFO] [stdout] test src/set.rs - set::IndexSet<T>::is_subset (line 591) ... ok
[INFO] [stdout] test src/set.rs - set::IndexSet<T>::intersection (line 791) ... ok
[INFO] [stdout] test src/set.rs - set::IndexSet<T>::remove_index (line 340) ... ok
[INFO] [stdout] test src/set.rs - set::IndexSet<T>::is_superset (line 619) ... ok
[INFO] [stdout] test src/set.rs - set::IndexSet<T>::intersection_indices (line 499) ... ok
[INFO] [stdout] test src/set.rs - set::IndexSet<T>::remove (line 321) ... ok
[INFO] [stdout] test src/set.rs - set::IndexSet<T>::symmetric_difference (line 755) ... ok
[INFO] [stdout] test src/set.rs - set::IndexSet<T>::symmetric_difference_indices (line 464) ... ok
[INFO] [stdout] test src/set.rs - set::IndexSet<T>::union (line 824) ... ok
[INFO] [stdout] test src/set.rs - set::IndexSet<T>::union_indices (line 534) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 36 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 14.13s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "c664b580ca600b99cc60d67e409564a30580f00402e3468e826fbc4a3217e118", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c664b580ca600b99cc60d67e409564a30580f00402e3468e826fbc4a3217e118", kill_on_drop: false }`
[INFO] [stdout] c664b580ca600b99cc60d67e409564a30580f00402e3468e826fbc4a3217e118