[INFO] fetching crate index_mask 0.1.1...
[INFO] testing index_mask-0.1.1 against master#c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38 for pr-146098-7
[INFO] extracting crate index_mask 0.1.1 into /workspace/builds/worker-3-tc1/source
[INFO] started tweaking crates.io crate index_mask 0.1.1
[INFO] finished tweaking crates.io crate index_mask 0.1.1
[INFO] tweaked toml for crates.io crate index_mask 0.1.1 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate index_mask 0.1.1 on toolchain c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 8 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded test-case-macros v3.3.1
[INFO] [stderr]   Downloaded test-case v3.3.1
[INFO] [stderr]   Downloaded test-case-core v3.3.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f0733b60aaffa4d51288522a2b420b092d0b4fcd7d36b169fc70e067d4feb5ca
[INFO] running `Command { std: "docker" "start" "-a" "f0733b60aaffa4d51288522a2b420b092d0b4fcd7d36b169fc70e067d4feb5ca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f0733b60aaffa4d51288522a2b420b092d0b4fcd7d36b169fc70e067d4feb5ca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f0733b60aaffa4d51288522a2b420b092d0b4fcd7d36b169fc70e067d4feb5ca", kill_on_drop: false }`
[INFO] [stdout] f0733b60aaffa4d51288522a2b420b092d0b4fcd7d36b169fc70e067d4feb5ca
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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" "RUSTDOCFLAGS=--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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2e6142920e3e9188488e751109b83c03593d40093748f9285e5e37cc8975074e
[INFO] running `Command { std: "docker" "start" "-a" "2e6142920e3e9188488e751109b83c03593d40093748f9285e5e37cc8975074e", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.103
[INFO] [stderr]    Compiling unicode-ident v1.0.22
[INFO] [stderr]    Compiling quote v1.0.42
[INFO] [stderr]    Compiling cfg-if v1.0.4
[INFO] [stderr]    Compiling syn v2.0.110
[INFO] [stderr]    Compiling test-case-core v3.3.1
[INFO] [stderr]    Compiling test-case-macros v3.3.1
[INFO] [stderr]    Compiling test-case v3.3.1
[INFO] [stderr]    Compiling index_mask v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: eliding a lifetime that's named elsewhere is confusing
[INFO] [stdout]    --> src/lib.rs:292:69
[INFO] [stdout]     |
[INFO] [stdout] 292 |     pub fn mask<'a, T>(&'a self, to_mask: &'a T) -> MaskedIndex<'a, &T>
[INFO] [stdout]     |                         --                 --                   --  ^^ the same lifetime is elided here
[INFO] [stdout]     |                         |                  |                    |
[INFO] [stdout]     |                         |                  |                    the same lifetime is named here
[INFO] [stdout]     |                         |                  the lifetime is named here
[INFO] [stdout]     |                         the lifetime is named here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: consistently use `'a`
[INFO] [stdout]     |
[INFO] [stdout] 292 |     pub fn mask<'a, T>(&'a self, to_mask: &'a T) -> MaskedIndex<'a, &'a T>
[INFO] [stdout]     |                                                                      ++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: eliding a lifetime that's named elsewhere is confusing
[INFO] [stdout]    --> src/lib.rs:302:77
[INFO] [stdout]     |
[INFO] [stdout] 302 |     pub fn mask_mut<'a, T>(&'a self, to_mask: &'a mut T) -> MaskedIndex<'a, &mut T>
[INFO] [stdout]     |                             --                 --                       --  ^^^^^^ the same lifetime is elided here
[INFO] [stdout]     |                             |                  |                        |
[INFO] [stdout]     |                             |                  |                        the same lifetime is named here
[INFO] [stdout]     |                             |                  the lifetime is named here
[INFO] [stdout]     |                             the lifetime is named here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: consistently use `'a`
[INFO] [stdout]     |
[INFO] [stdout] 302 |     pub fn mask_mut<'a, T>(&'a self, to_mask: &'a mut T) -> MaskedIndex<'a, &'a mut T>
[INFO] [stdout]     |                                                                              ++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.77s
[INFO] running `Command { std: "docker" "inspect" "2e6142920e3e9188488e751109b83c03593d40093748f9285e5e37cc8975074e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2e6142920e3e9188488e751109b83c03593d40093748f9285e5e37cc8975074e", kill_on_drop: false }`
[INFO] [stdout] 2e6142920e3e9188488e751109b83c03593d40093748f9285e5e37cc8975074e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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" "RUSTDOCFLAGS=--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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0ea198a675ee5e5be34aa1f62c6f053be50dd6f66ebaf4b3b5aa7b3f810a6f39
[INFO] running `Command { std: "docker" "start" "-a" "0ea198a675ee5e5be34aa1f62c6f053be50dd6f66ebaf4b3b5aa7b3f810a6f39", kill_on_drop: false }`
[INFO] [stdout] warning: eliding a lifetime that's named elsewhere is confusing
[INFO] [stdout]    --> src/lib.rs:292:69
[INFO] [stdout]     |
[INFO] [stdout] 292 |     pub fn mask<'a, T>(&'a self, to_mask: &'a T) -> MaskedIndex<'a, &T>
[INFO] [stdout]     |                         --                 --                   --  ^^ the same lifetime is elided here
[INFO] [stdout]     |                         |                  |                    |
[INFO] [stdout]     |                         |                  |                    the same lifetime is named here
[INFO] [stdout]     |                         |                  the lifetime is named here
[INFO] [stdout]     |                         the lifetime is named here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: consistently use `'a`
[INFO] [stdout]     |
[INFO] [stdout] 292 |     pub fn mask<'a, T>(&'a self, to_mask: &'a T) -> MaskedIndex<'a, &'a T>
[INFO] [stdout]     |                                                                      ++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling index_mask v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: eliding a lifetime that's named elsewhere is confusing
[INFO] [stdout]    --> src/lib.rs:302:77
[INFO] [stdout]     |
[INFO] [stdout] 302 |     pub fn mask_mut<'a, T>(&'a self, to_mask: &'a mut T) -> MaskedIndex<'a, &mut T>
[INFO] [stdout]     |                             --                 --                       --  ^^^^^^ the same lifetime is elided here
[INFO] [stdout]     |                             |                  |                        |
[INFO] [stdout]     |                             |                  |                        the same lifetime is named here
[INFO] [stdout]     |                             |                  the lifetime is named here
[INFO] [stdout]     |                             the lifetime is named here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: consistently use `'a`
[INFO] [stdout]     |
[INFO] [stdout] 302 |     pub fn mask_mut<'a, T>(&'a self, to_mask: &'a mut T) -> MaskedIndex<'a, &'a mut T>
[INFO] [stdout]     |                                                                              ++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: eliding a lifetime that's named elsewhere is confusing
[INFO] [stdout]    --> src/lib.rs:292:69
[INFO] [stdout]     |
[INFO] [stdout] 292 |     pub fn mask<'a, T>(&'a self, to_mask: &'a T) -> MaskedIndex<'a, &T>
[INFO] [stdout]     |                         --                 --                   --  ^^ the same lifetime is elided here
[INFO] [stdout]     |                         |                  |                    |
[INFO] [stdout]     |                         |                  |                    the same lifetime is named here
[INFO] [stdout]     |                         |                  the lifetime is named here
[INFO] [stdout]     |                         the lifetime is named here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: consistently use `'a`
[INFO] [stdout]     |
[INFO] [stdout] 292 |     pub fn mask<'a, T>(&'a self, to_mask: &'a T) -> MaskedIndex<'a, &'a T>
[INFO] [stdout]     |                                                                      ++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: eliding a lifetime that's named elsewhere is confusing
[INFO] [stdout]    --> src/lib.rs:302:77
[INFO] [stdout]     |
[INFO] [stdout] 302 |     pub fn mask_mut<'a, T>(&'a self, to_mask: &'a mut T) -> MaskedIndex<'a, &mut T>
[INFO] [stdout]     |                             --                 --                       --  ^^^^^^ the same lifetime is elided here
[INFO] [stdout]     |                             |                  |                        |
[INFO] [stdout]     |                             |                  |                        the same lifetime is named here
[INFO] [stdout]     |                             |                  the lifetime is named here
[INFO] [stdout]     |                             the lifetime is named here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: consistently use `'a`
[INFO] [stdout]     |
[INFO] [stdout] 302 |     pub fn mask_mut<'a, T>(&'a self, to_mask: &'a mut T) -> MaskedIndex<'a, &'a mut T>
[INFO] [stdout]     |                                                                              ++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.40s
[INFO] running `Command { std: "docker" "inspect" "0ea198a675ee5e5be34aa1f62c6f053be50dd6f66ebaf4b3b5aa7b3f810a6f39", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0ea198a675ee5e5be34aa1f62c6f053be50dd6f66ebaf4b3b5aa7b3f810a6f39", kill_on_drop: false }`
[INFO] [stdout] 0ea198a675ee5e5be34aa1f62c6f053be50dd6f66ebaf4b3b5aa7b3f810a6f39
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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" "RUSTDOCFLAGS=--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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 86408332752c9baea622fcfdab027bb1a248171d2fb01ac073fbd57d19ec1d28
[INFO] running `Command { std: "docker" "start" "-a" "86408332752c9baea622fcfdab027bb1a248171d2fb01ac073fbd57d19ec1d28", kill_on_drop: false }`
[INFO] [stderr] warning: eliding a lifetime that's named elsewhere is confusing
[INFO] [stderr]    --> src/lib.rs:292:69
[INFO] [stderr]     |
[INFO] [stderr] 292 |     pub fn mask<'a, T>(&'a self, to_mask: &'a T) -> MaskedIndex<'a, &T>
[INFO] [stderr]     |                         --                 --                   --  ^^ the same lifetime is elided here
[INFO] [stderr]     |                         |                  |                    |
[INFO] [stderr]     |                         |                  |                    the same lifetime is named here
[INFO] [stderr]     |                         |                  the lifetime is named here
[INFO] [stderr]     |                         the lifetime is named here
[INFO] [stderr]     |
[INFO] [stderr]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stderr] help: consistently use `'a`
[INFO] [stderr]     |
[INFO] [stderr] 292 |     pub fn mask<'a, T>(&'a self, to_mask: &'a T) -> MaskedIndex<'a, &'a T>
[INFO] [stderr]     |                                                                      ++
[INFO] [stderr] 
[INFO] [stderr] warning: eliding a lifetime that's named elsewhere is confusing
[INFO] [stderr]    --> src/lib.rs:302:77
[INFO] [stderr]     |
[INFO] [stderr] 302 |     pub fn mask_mut<'a, T>(&'a self, to_mask: &'a mut T) -> MaskedIndex<'a, &mut T>
[INFO] [stderr]     |                             --                 --                       --  ^^^^^^ the same lifetime is elided here
[INFO] [stderr]     |                             |                  |                        |
[INFO] [stderr]     |                             |                  |                        the same lifetime is named here
[INFO] [stderr]     |                             |                  the lifetime is named here
[INFO] [stderr]     |                             the lifetime is named here
[INFO] [stderr]     |
[INFO] [stderr]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr] help: consistently use `'a`
[INFO] [stderr]     |
[INFO] [stderr] 302 |     pub fn mask_mut<'a, T>(&'a self, to_mask: &'a mut T) -> MaskedIndex<'a, &'a mut T>
[INFO] [stderr]     |                                                                              ++
[INFO] [stderr] 
[INFO] [stderr] warning: `index_mask` (lib) generated 2 warnings (run `cargo fix --lib -p index_mask` to apply 2 suggestions)
[INFO] [stderr] warning: `index_mask` (lib test) generated 2 warnings (2 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/index_mask-9974e4949cc19bf3)
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test tests::test_reductions::overlapping_index_ranges_ ... ok
[INFO] [stdout] test tests::test_reductions::overlapping_single_indices_and_ranges_nested_in_unions_ ... ok
[INFO] [stdout] test tests::test_reductions::overlapping_single_indices_and_ranges_ ... ok
[INFO] [stdout] test tests::test_reductions::adjacent_single_indicies_ ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests index_mask
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "86408332752c9baea622fcfdab027bb1a248171d2fb01ac073fbd57d19ec1d28", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "86408332752c9baea622fcfdab027bb1a248171d2fb01ac073fbd57d19ec1d28", kill_on_drop: false }`
[INFO] [stdout] 86408332752c9baea622fcfdab027bb1a248171d2fb01ac073fbd57d19ec1d28
