[INFO] fetching crate index-set 0.1.0...
[INFO] testing index-set-0.1.0 against try#722e1797249a965b6335aebd65d777f917e498f1 for pr-91031
[INFO] extracting crate index-set 0.1.0 into /workspace/builds/worker-73/source
[INFO] validating manifest of crates.io crate index-set 0.1.0 on toolchain 722e1797249a965b6335aebd65d777f917e498f1
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "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-73/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-73/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-73/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a6cffd1931974aa36a556beabb569609e34f5c66f5f5bfeb3a4b8b37fdf3304e
[INFO] running `Command { std: "docker" "start" "-a" "a6cffd1931974aa36a556beabb569609e34f5c66f5f5bfeb3a4b8b37fdf3304e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a6cffd1931974aa36a556beabb569609e34f5c66f5f5bfeb3a4b8b37fdf3304e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a6cffd1931974aa36a556beabb569609e34f5c66f5f5bfeb3a4b8b37fdf3304e", kill_on_drop: false }`
[INFO] [stdout] a6cffd1931974aa36a556beabb569609e34f5c66f5f5bfeb3a4b8b37fdf3304e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-73/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-73/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e293737e43de8701418e5724ed19c3071bc71327f07007adcb96f64837ec0d94
[INFO] running `Command { std: "docker" "start" "-a" "e293737e43de8701418e5724ed19c3071bc71327f07007adcb96f64837ec0d94", kill_on_drop: false }`
[INFO] [stderr]    Compiling index-set v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.61s
[INFO] running `Command { std: "docker" "inspect" "e293737e43de8701418e5724ed19c3071bc71327f07007adcb96f64837ec0d94", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e293737e43de8701418e5724ed19c3071bc71327f07007adcb96f64837ec0d94", kill_on_drop: false }`
[INFO] [stdout] e293737e43de8701418e5724ed19c3071bc71327f07007adcb96f64837ec0d94
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-73/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-73/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e98d24bfa657bbdc51cc95888835ae3fe2ddaf71581a5db88c950f488cd6e649
[INFO] running `Command { std: "docker" "start" "-a" "e98d24bfa657bbdc51cc95888835ae3fe2ddaf71581a5db88c950f488cd6e649", kill_on_drop: false }`
[INFO] [stderr]    Compiling index-set v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 5.22s
[INFO] running `Command { std: "docker" "inspect" "e98d24bfa657bbdc51cc95888835ae3fe2ddaf71581a5db88c950f488cd6e649", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e98d24bfa657bbdc51cc95888835ae3fe2ddaf71581a5db88c950f488cd6e649", kill_on_drop: false }`
[INFO] [stdout] e98d24bfa657bbdc51cc95888835ae3fe2ddaf71581a5db88c950f488cd6e649
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-73/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-73/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 8ac90311e383d5214ddf2f3c7f06be8716e29c769169d5ff2f22ce40ace0fc35
[INFO] running `Command { std: "docker" "start" "-a" "8ac90311e383d5214ddf2f3c7f06be8716e29c769169d5ff2f22ce40ace0fc35", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/index_set-7ce78d5dd0b797a6)
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test bucket::tests::double_ended_iter ... ok
[INFO] [stdout] test bucket::tests::iter ... ok
[INFO] [stdout] test bucket::tests::iter_len ... ok
[INFO] [stdout] test set::tests::contains_after_insert ... ok
[INFO] [stdout] test set::tests::iter ... ok
[INFO] [stderr]    Doc-tests index-set
[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 0.08s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 36 tests
[INFO] [stdout] test src/set.rs - set::IndexSet<T>::new (line 156) ... ok
[INFO] [stdout] test src/set.rs - set::IndexSet<T>::union (line 824) ... FAILED
[INFO] [stdout] test src/set.rs - set::IndexSet<T>::difference (line 722) ... FAILED
[INFO] [stdout] test src/set.rs - set::IndexSet<T>::symmetric_difference (line 755) ... FAILED
[INFO] [stdout] test src/set.rs - set::IndexSet<T>::union_indices (line 534) ... FAILED
[INFO] [stdout] test src/set.rs - set::IndexSet<T>::difference_indices (line 432) ... FAILED
[INFO] [stdout] test src/set.rs - set::IndexSet (line 70) ... FAILED
[INFO] [stdout] test src/set.rs - set::IndexSet (line 103) ... FAILED
[INFO] [stdout] test src/set.rs - set::IndexSet<T>::intersection (line 791) ... FAILED
[INFO] [stdout] test src/set.rs - set::IndexSet<T>::indices (line 403) ... FAILED
[INFO] [stdout] test src/set.rs - set::IndexSet<T>::intersection_indices (line 499) ... FAILED
[INFO] [stdout] test src/set.rs - set::&'_IndexSet<T>::sub (line 917) ... ok
[INFO] [stdout] test src/set.rs - set::IndexSet<T>::is_disjoint (line 566) ... ok
[INFO] [stdout] test src/set.rs - set::IndexSet<T>::from_indices (line 182) ... ok
[INFO] [stdout] test src/set.rs - set::&'_IndexSet<T>::bitor (line 986) ... ok
[INFO] [stdout] test src/set.rs - set::IndexSet<T>::contains (line 221) ... ok
[INFO] [stdout] test src/set.rs - set::IndexSet<T>::contains_index (line 239) ... ok
[INFO] [stdout] test src/set.rs - set::&'_IndexSet<T>::bitxor (line 940) ... ok
[INFO] [stdout] test src/set.rs - set::IndexSet<T>::insert_index (line 287) ... ok
[INFO] [stdout] test src/set.rs - set::IndexSet<T>::is_subset (line 591) ... ok
[INFO] [stdout] test src/set.rs - set::IndexSet (line 119) ... ok
[INFO] [stdout] test src/set.rs - set::&'_IndexSet<T>::bitand (line 963) ... ok
[INFO] [stdout] test src/set.rs - set::IndexSet<T>::cmp (line 869) ... ok
[INFO] [stdout] test src/set.rs - set::IndexSet<T>::extend_indices (line 646) ... ok
[INFO] [stdout] test src/set.rs - set::IndexSet (line 33) ... ok
[INFO] [stdout] test src/lib.rs - (line 21) ... ok
[INFO] [stdout] test src/set.rs - set::IndexSet<T>::is_empty (line 385) ... ok
[INFO] [stdout] test src/set.rs - set::IndexSet<T>::remove (line 321) ... 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_superset (line 619) ... ok
[INFO] [stdout] test src/set.rs - set::IndexSet<T>::insert (line 261) ... ok
[INFO] [stdout] test src/lib.rs - (line 55) ... ok
[INFO] [stdout] test src/set.rs - set::IndexSet<T>::clear (line 203) ... ok
[INFO] [stdout] test src/set.rs - set::IndexSet<T>::remove_index (line 340) ... ok
[INFO] [stdout] test src/set.rs - set::IndexSet<T>::symmetric_difference_indices (line 464) ... ok
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/set.rs - set::IndexSet<T>::union (line 824) stdout ----
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/set.rs - set::IndexSet<T>::difference (line 722) stdout ----
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/set.rs - set::IndexSet<T>::symmetric_difference (line 755) stdout ----
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/set.rs - set::IndexSet<T>::union_indices (line 534) stdout ----
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/set.rs - set::IndexSet<T>::difference_indices (line 432) stdout ----
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/set.rs - set::IndexSet (line 70) stdout ----
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/set.rs - set::IndexSet (line 103) stdout ----
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/set.rs - set::IndexSet<T>::intersection (line 791) stdout ----
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/set.rs - set::IndexSet<T>::indices (line 403) stdout ----
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/set.rs - set::IndexSet<T>::intersection_indices (line 499) stdout ----
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/set.rs - set::IndexSet (line 103)
[INFO] [stdout]     src/set.rs - set::IndexSet (line 70)
[INFO] [stdout]     src/set.rs - set::IndexSet<T>::difference (line 722)
[INFO] [stdout]     src/set.rs - set::IndexSet<T>::difference_indices (line 432)
[INFO] [stdout]     src/set.rs - set::IndexSet<T>::indices (line 403)
[INFO] [stdout]     src/set.rs - set::IndexSet<T>::intersection (line 791)
[INFO] [stdout]     src/set.rs - set::IndexSet<T>::intersection_indices (line 499)
[INFO] [stdout]     src/set.rs - set::IndexSet<T>::symmetric_difference (line 755)
[INFO] [stdout]     src/set.rs - set::IndexSet<T>::union (line 824)
[INFO] [stdout]     src/set.rs - set::IndexSet<T>::union_indices (line 534)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 26 passed; 10 failed; 0 ignored; 0 measured; 0 filtered out; finished in 28.19s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass '--doc'
[INFO] running `Command { std: "docker" "inspect" "8ac90311e383d5214ddf2f3c7f06be8716e29c769169d5ff2f22ce40ace0fc35", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8ac90311e383d5214ddf2f3c7f06be8716e29c769169d5ff2f22ce40ace0fc35", kill_on_drop: false }`
[INFO] [stdout] 8ac90311e383d5214ddf2f3c7f06be8716e29c769169d5ff2f22ce40ace0fc35