[INFO] fetching crate linked_hash_set 0.1.5...
[INFO] testing linked_hash_set-0.1.5 against master#cdb45c87e2cd43495379f7e867e3cc15dcee9f93 for pr-145838-1
[INFO] extracting crate linked_hash_set 0.1.5 into /workspace/builds/worker-2-tc1/source
[INFO] started tweaking crates.io crate linked_hash_set 0.1.5
[INFO] finished tweaking crates.io crate linked_hash_set 0.1.5
[INFO] tweaked toml for crates.io crate linked_hash_set 0.1.5 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate linked_hash_set 0.1.5 on toolchain cdb45c87e2cd43495379f7e867e3cc15dcee9f93
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "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" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[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" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e4aa1d80b60f34da52cb228851e790594e2364f1dcbaad068bb74be38778035f
[INFO] running `Command { std: "docker" "start" "-a" "e4aa1d80b60f34da52cb228851e790594e2364f1dcbaad068bb74be38778035f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e4aa1d80b60f34da52cb228851e790594e2364f1dcbaad068bb74be38778035f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e4aa1d80b60f34da52cb228851e790594e2364f1dcbaad068bb74be38778035f", kill_on_drop: false }`
[INFO] [stdout] e4aa1d80b60f34da52cb228851e790594e2364f1dcbaad068bb74be38778035f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0bcbfb6275432ae42be778ab75eccaeeafa7105c9736baafd091a7d4794c8da9
[INFO] running `Command { std: "docker" "start" "-a" "0bcbfb6275432ae42be778ab75eccaeeafa7105c9736baafd091a7d4794c8da9", kill_on_drop: false }`
[INFO] [stderr]    Compiling linked-hash-map v0.5.6
[INFO] [stderr]    Compiling linked_hash_set v0.1.5 (/opt/rustwide/workdir)
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/lib.rs:480:18
[INFO] [stdout]     |
[INFO] [stdout] 480 |     pub fn drain(&mut self) -> Drain<T> {
[INFO] [stdout]     |                  ^^^^^^^^^     ^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                  |
[INFO] [stdout]     |                  the lifetime is elided 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: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 480 |     pub fn drain(&mut self) -> Drain<'_, T> {
[INFO] [stdout]     |                                      +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.35s
[INFO] running `Command { std: "docker" "inspect" "0bcbfb6275432ae42be778ab75eccaeeafa7105c9736baafd091a7d4794c8da9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0bcbfb6275432ae42be778ab75eccaeeafa7105c9736baafd091a7d4794c8da9", kill_on_drop: false }`
[INFO] [stdout] 0bcbfb6275432ae42be778ab75eccaeeafa7105c9736baafd091a7d4794c8da9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 60329f6ea1abaf4cc982fa486f57d6d8409ffad93d040d8a584727c0c373c715
[INFO] running `Command { std: "docker" "start" "-a" "60329f6ea1abaf4cc982fa486f57d6d8409ffad93d040d8a584727c0c373c715", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.219
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/lib.rs:480:18
[INFO] [stdout]     |
[INFO] [stdout] 480 |     pub fn drain(&mut self) -> Drain<T> {
[INFO] [stdout]     |                  ^^^^^^^^^     ^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                  |
[INFO] [stdout]     |                  the lifetime is elided 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: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 480 |     pub fn drain(&mut self) -> Drain<'_, T> {
[INFO] [stdout]     |                                      +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling serde_test v1.0.177
[INFO] [stderr]    Compiling linked_hash_set v0.1.5 (/opt/rustwide/workdir)
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/lib.rs:480:18
[INFO] [stdout]     |
[INFO] [stdout] 480 |     pub fn drain(&mut self) -> Drain<T> {
[INFO] [stdout]     |                  ^^^^^^^^^     ^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                  |
[INFO] [stdout]     |                  the lifetime is elided 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: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 480 |     pub fn drain(&mut self) -> Drain<'_, T> {
[INFO] [stdout]     |                                      +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 5.14s
[INFO] running `Command { std: "docker" "inspect" "60329f6ea1abaf4cc982fa486f57d6d8409ffad93d040d8a584727c0c373c715", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "60329f6ea1abaf4cc982fa486f57d6d8409ffad93d040d8a584727c0c373c715", kill_on_drop: false }`
[INFO] [stdout] 60329f6ea1abaf4cc982fa486f57d6d8409ffad93d040d8a584727c0c373c715
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] cc5ed29659761e418f8298455f5708bdb3f4be944d7004d8540dad4b259ad21d
[INFO] running `Command { std: "docker" "start" "-a" "cc5ed29659761e418f8298455f5708bdb3f4be944d7004d8540dad4b259ad21d", kill_on_drop: false }`
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]    --> src/lib.rs:480:18
[INFO] [stderr]     |
[INFO] [stderr] 480 |     pub fn drain(&mut self) -> Drain<T> {
[INFO] [stderr]     |                  ^^^^^^^^^     ^^^^^^^^ the same lifetime is hidden here
[INFO] [stderr]     |                  |
[INFO] [stderr]     |                  the lifetime is elided 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: use `'_` for type paths
[INFO] [stderr]     |
[INFO] [stderr] 480 |     pub fn drain(&mut self) -> Drain<'_, T> {
[INFO] [stderr]     |                                      +++
[INFO] [stderr] 
[INFO] [stderr] warning: `linked_hash_set` (lib) generated 1 warning (run `cargo fix --lib -p linked_hash_set` to apply 1 suggestion)
[INFO] [stderr] warning: `linked_hash_set` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/linked_hash_set-11f35922e7450c65)
[INFO] [stdout] 
[INFO] [stdout] running 24 tests
[INFO] [stdout] test test_linked::double_ended_into_iter ... ok
[INFO] [stdout] test test_linked::double_ended_iter ... ok
[INFO] [stdout] test test_linked::order_is_maintained ... ok
[INFO] [stdout] test test_linked::delegate_back ... ok
[INFO] [stdout] test test_linked::delegate_pop_front ... ok
[INFO] [stdout] test test_set::test_difference ... ok
[INFO] [stdout] test test_linked::linked_set_equality ... ok
[INFO] [stdout] test test_linked::clone_order_is_maintained ... ok
[INFO] [stdout] test test_linked::delegate_pop_back ... ok
[INFO] [stdout] test test_set::test_disjoint ... ok
[INFO] [stdout] test test_set::test_from_iter ... ok
[INFO] [stdout] test test_set::test_intersection ... ok
[INFO] [stdout] test test_set::test_eq ... ok
[INFO] [stdout] test test_set::test_extend_ref ... ok
[INFO] [stdout] test test_set::test_iterate ... ok
[INFO] [stdout] test test_set::test_move_iter ... ok
[INFO] [stdout] test test_set::test_show ... ok
[INFO] [stdout] test test_set::test_symmetric_difference ... ok
[INFO] [stdout] test test_set::test_trivial_drain ... ok
[INFO] [stdout] test test_set::test_union ... ok
[INFO] [stdout] test test_set::test_subset_and_superset ... ok
[INFO] [stdout] test test_set::test_zero_capacities ... ok
[INFO] [stdout] test test_set::test_drain ... ok
[INFO] [stdout] test test_linked::delegate_front ... ok
[INFO] [stderr]    Doc-tests linked_hash_set
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 24 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 34 tests
[INFO] [stdout] test src/lib.rs - &'_LinkedHashSet<T,S>::sub (line 978) ... ok
[INFO] [stdout] test src/lib.rs - &'_LinkedHashSet<T,S>::bitxor (line 946) ... ok
[INFO] [stdout] test src/lib.rs - LinkedHashSet (line 83) ... ok
[INFO] [stdout] test src/lib.rs - &'_LinkedHashSet<T,S>::bitand (line 914) ... ok
[INFO] [stdout] test src/lib.rs - &'_LinkedHashSet<T,S>::bitor (line 882) ... ok
[INFO] [stdout] test src/lib.rs - (line 6) ... ok
[INFO] [stdout] test src/lib.rs - LinkedHashSet (line 42) ... ok
[INFO] [stdout] test src/lib.rs - LinkedHashSet<T,RandomState>::with_capacity (line 156) ... ok
[INFO] [stdout] test src/lib.rs - LinkedHashSet (line 118) ... ok
[INFO] [stdout] test src/lib.rs - LinkedHashSet<T,S>::capacity (line 249) ... ok
[INFO] [stdout] test src/lib.rs - LinkedHashSet<T,S>::clear (line 490) ... ok
[INFO] [stdout] test src/lib.rs - LinkedHashSet<T,RandomState>::new (line 138) ... ok
[INFO] [stdout] test src/lib.rs - LinkedHashSet<T,S>::drain (line 466) ... ok
[INFO] [stdout] test src/lib.rs - LinkedHashSet<T,S>::hasher (line 233) ... ok
[INFO] [stdout] test src/lib.rs - LinkedHashSet<T,S>::difference (line 326) ... ok
[INFO] [stdout] test src/lib.rs - LinkedHashSet<T,S>::contains (line 510) ... ok
[INFO] [stdout] test src/lib.rs - LinkedHashSet<T,S>::insert_if_absent (line 668) ... ok
[INFO] [stdout] test src/lib.rs - LinkedHashSet<T,S>::insert (line 646) ... ok
[INFO] [stdout] test src/lib.rs - LinkedHashSet<T,S>::into_iter (line 1108) ... ok
[INFO] [stdout] test src/lib.rs - LinkedHashSet<T,S>::is_subset (line 593) ... ok
[INFO] [stdout] test src/lib.rs - LinkedHashSet<T,S>::iter (line 304) ... ok
[INFO] [stdout] test src/lib.rs - LinkedHashSet<T,S>::len (line 434) ... ok
[INFO] [stdout] test src/lib.rs - LinkedHashSet<T,S>::is_empty (line 450) ... ok
[INFO] [stdout] test src/lib.rs - LinkedHashSet<T,S>::is_superset (line 614) ... ok
[INFO] [stdout] test src/lib.rs - LinkedHashSet<T,S>::is_disjoint (line 572) ... ok
[INFO] [stdout] test src/lib.rs - LinkedHashSet<T,S>::remove (line 703) ... ok
[INFO] [stdout] test src/lib.rs - LinkedHashSet<T,S>::intersection (line 386) ... ok
[INFO] [stdout] test src/lib.rs - LinkedHashSet<T,S>::symmetric_difference (line 356) ... ok
[INFO] [stdout] test src/lib.rs - LinkedHashSet<T,S>::refresh (line 536) ... ok
[INFO] [stdout] test src/lib.rs - LinkedHashSet<T,S>::reserve (line 269) ... ok
[INFO] [stdout] test src/lib.rs - LinkedHashSet<T,S>::union (line 411) ... ok
[INFO] [stdout] test src/lib.rs - LinkedHashSet<T,S>::shrink_to_fit (line 285) ... ok
[INFO] [stdout] test src/lib.rs - LinkedHashSet<T,S>::with_capacity_and_hasher (line 214) ... ok
[INFO] [stdout] test src/lib.rs - LinkedHashSet<T,S>::with_hasher (line 186) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 34 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 4.25s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "cc5ed29659761e418f8298455f5708bdb3f4be944d7004d8540dad4b259ad21d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cc5ed29659761e418f8298455f5708bdb3f4be944d7004d8540dad4b259ad21d", kill_on_drop: false }`
[INFO] [stdout] cc5ed29659761e418f8298455f5708bdb3f4be944d7004d8540dad4b259ad21d