[INFO] cloning repository https://github.com/jaehl/index-set
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jaehl/index-set" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjaehl%2Findex-set", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjaehl%2Findex-set'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 576ddb736c38671ef7e165f35492cc03effc07f3
[INFO] testing jaehl/index-set against master#61469b682c2b0bf9cebc4622f1859e2bb3b7ebca for pr-91743
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjaehl%2Findex-set" "/workspace/builds/worker-79/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-79/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/jaehl/index-set on toolchain 61469b682c2b0bf9cebc4622f1859e2bb3b7ebca
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+61469b682c2b0bf9cebc4622f1859e2bb3b7ebca" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/jaehl/index-set
[INFO] finished tweaking git repo https://github.com/jaehl/index-set
[INFO] tweaked toml for git repo https://github.com/jaehl/index-set written to /workspace/builds/worker-79/source/Cargo.toml
[INFO] crate git repo https://github.com/jaehl/index-set already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+61469b682c2b0bf9cebc4622f1859e2bb3b7ebca" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-79/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-79/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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+61469b682c2b0bf9cebc4622f1859e2bb3b7ebca" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b312507bb6be2bfe65ac7a9fa57659b155113b0b33b97b1689dbdfd0b2d74c00
[INFO] running `Command { std: "docker" "start" "-a" "b312507bb6be2bfe65ac7a9fa57659b155113b0b33b97b1689dbdfd0b2d74c00", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b312507bb6be2bfe65ac7a9fa57659b155113b0b33b97b1689dbdfd0b2d74c00", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b312507bb6be2bfe65ac7a9fa57659b155113b0b33b97b1689dbdfd0b2d74c00", kill_on_drop: false }`
[INFO] [stdout] b312507bb6be2bfe65ac7a9fa57659b155113b0b33b97b1689dbdfd0b2d74c00
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-79/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-79/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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+61469b682c2b0bf9cebc4622f1859e2bb3b7ebca" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] dc357d387a4d8cda7e879b2bd0f5c86e09bc9b3c478cc8f9bc0460f8972534f9
[INFO] running `Command { std: "docker" "start" "-a" "dc357d387a4d8cda7e879b2bd0f5c86e09bc9b3c478cc8f9bc0460f8972534f9", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling index-set v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.82s
[INFO] running `Command { std: "docker" "inspect" "dc357d387a4d8cda7e879b2bd0f5c86e09bc9b3c478cc8f9bc0460f8972534f9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dc357d387a4d8cda7e879b2bd0f5c86e09bc9b3c478cc8f9bc0460f8972534f9", kill_on_drop: false }`
[INFO] [stdout] dc357d387a4d8cda7e879b2bd0f5c86e09bc9b3c478cc8f9bc0460f8972534f9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-79/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-79/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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+61469b682c2b0bf9cebc4622f1859e2bb3b7ebca" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e610c1901f0a39bd926d885bd3df58ad7f715ac1c4e42b5814e6aa2e03db12d7
[INFO] running `Command { std: "docker" "start" "-a" "e610c1901f0a39bd926d885bd3df58ad7f715ac1c4e42b5814e6aa2e03db12d7", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling index-set v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 3.12s
[INFO] [stderr]   Executable unittests src/lib.rs (/opt/rustwide/target/debug/deps/index_set-7ce78d5dd0b797a6)
[INFO] running `Command { std: "docker" "inspect" "e610c1901f0a39bd926d885bd3df58ad7f715ac1c4e42b5814e6aa2e03db12d7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e610c1901f0a39bd926d885bd3df58ad7f715ac1c4e42b5814e6aa2e03db12d7", kill_on_drop: false }`
[INFO] [stdout] e610c1901f0a39bd926d885bd3df58ad7f715ac1c4e42b5814e6aa2e03db12d7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-79/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-79/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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+61469b682c2b0bf9cebc4622f1859e2bb3b7ebca" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 522f1b86591f609b2ffe481bea9de5a16b82a49ebce85ff78d450f2b2a18c87b
[INFO] running `Command { std: "docker" "start" "-a" "522f1b86591f609b2ffe481bea9de5a16b82a49ebce85ff78d450f2b2a18c87b", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests src/lib.rs (/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] [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 0.02s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests index-set
[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 (line 70) ... FAILED
[INFO] [stdout] test src/set.rs - set::IndexSet<T>::insert_index (line 287) ... ok
[INFO] [stdout] test src/set.rs - set::IndexSet (line 119) ... ok
[INFO] [stdout] test src/set.rs - set::IndexSet (line 33) ... ok
[INFO] [stdout] test src/set.rs - set::IndexSet<T>::insert (line 261) ... ok
[INFO] [stdout] test src/set.rs - set::IndexSet<T>::from_indices (line 182) ... ok
[INFO] [stdout] test src/set.rs - set::IndexSet<T>::contains_index (line 239) ... ok
[INFO] [stdout] test src/set.rs - set::IndexSet<T>::contains (line 221) ... ok
[INFO] [stdout] test src/lib.rs - (line 21) ... ok
[INFO] [stdout] test src/set.rs - set::IndexSet<T>::extend_indices (line 646) ... ok
[INFO] [stdout] test src/set.rs - set::IndexSet<T>::clear (line 203) ... ok
[INFO] [stdout] test src/set.rs - set::IndexSet<T>::is_disjoint (line 566) ... ok
[INFO] [stdout] test src/set.rs - set::IndexSet<T>::is_superset (line 619) ... ok
[INFO] [stdout] test src/set.rs - set::&'_IndexSet<T>::sub (line 917) ... ok
[INFO] [stdout] test src/set.rs - set::IndexSet<T>::len (line 370) ... ok
[INFO] [stdout] test src/set.rs - set::IndexSet<T>::is_subset (line 591) ... ok
[INFO] [stdout] test src/set.rs - set::IndexSet<T>::remove_index (line 340) ... ok
[INFO] [stdout] test src/set.rs - set::IndexSet<T>::indices (line 403) ... ok
[INFO] [stdout] test src/set.rs - set::IndexSet<T>::intersection_indices (line 499) ... ok
[INFO] [stdout] test src/set.rs - set::IndexSet<T>::is_empty (line 385) ... ok
[INFO] [stdout] test src/set.rs - set::IndexSet<T>::iter (line 687) ... ok
[INFO] [stdout] test src/set.rs - set::&'_IndexSet<T>::bitxor (line 940) ... ok
[INFO] [stdout] test src/set.rs - set::IndexSet (line 103) ... ok
[INFO] [stdout] test src/set.rs - set::IndexSet<T>::cmp (line 869) ... ok
[INFO] [stdout] test src/set.rs - set::&'_IndexSet<T>::bitor (line 986) ... 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>::intersection (line 791) ... ok
[INFO] [stdout] test src/lib.rs - (line 55) ... ok
[INFO] [stdout] test src/set.rs - set::IndexSet<T>::union_indices (line 534) ... ok
[INFO] [stdout] test src/set.rs - set::IndexSet<T>::difference (line 722) ... ok
[INFO] [stdout] test src/set.rs - set::&'_IndexSet<T>::bitand (line 963) ... ok
[INFO] [stdout] test src/set.rs - set::IndexSet<T>::union (line 824) ... ok
[INFO] [stdout] test src/set.rs - set::IndexSet<T>::difference_indices (line 432) ... ok
[INFO] [stdout] test src/set.rs - set::IndexSet<T>::symmetric_difference (line 755) ... ok
[INFO] [stdout] test src/set.rs - set::IndexSet<T>::remove (line 321) ... ok
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/set.rs - set::IndexSet (line 70) stdout ----
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/set.rs - set::IndexSet (line 70)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 35 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 5.01s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass '--doc'
[INFO] running `Command { std: "docker" "inspect" "522f1b86591f609b2ffe481bea9de5a16b82a49ebce85ff78d450f2b2a18c87b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "522f1b86591f609b2ffe481bea9de5a16b82a49ebce85ff78d450f2b2a18c87b", kill_on_drop: false }`
[INFO] [stdout] 522f1b86591f609b2ffe481bea9de5a16b82a49ebce85ff78d450f2b2a18c87b