[INFO] fetching crate intrusive_splay_tree 0.2.3...
[INFO] testing intrusive_splay_tree-0.2.3 against 1.90.0 for beta-1.91-3
[INFO] extracting crate intrusive_splay_tree 0.2.3 into /workspace/builds/worker-5-tc1/source
[INFO] started tweaking crates.io crate intrusive_splay_tree 0.2.3
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate intrusive_splay_tree 0.2.3
[INFO] tweaked toml for crates.io crate intrusive_splay_tree 0.2.3 written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate intrusive_splay_tree 0.2.3 on toolchain 1.90.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate intrusive_splay_tree 0.2.3 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded utf8-ranges v1.0.0
[INFO] [stderr]   Downloaded aho-corasick v0.6.4
[INFO] [stderr]   Downloaded regex v0.2.10
[INFO] [stderr]   Downloaded quickcheck v0.6.2
[INFO] [stderr]   Downloaded regex-syntax v0.5.3
[INFO] [stderr]   Downloaded env_logger v0.5.6
[INFO] [stderr]   Downloaded ucd-util v0.1.1
[INFO] [stderr]   Downloaded termcolor v0.3.6
[INFO] [stderr]   Downloaded wincolor v0.1.6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5328a985a86d678492d6d1b312ed7bff59235065774b0c4763c6369a0bda4ca7
[INFO] running `Command { std: "docker" "start" "-a" "5328a985a86d678492d6d1b312ed7bff59235065774b0c4763c6369a0bda4ca7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5328a985a86d678492d6d1b312ed7bff59235065774b0c4763c6369a0bda4ca7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5328a985a86d678492d6d1b312ed7bff59235065774b0c4763c6369a0bda4ca7", kill_on_drop: false }`
[INFO] [stdout] 5328a985a86d678492d6d1b312ed7bff59235065774b0c4763c6369a0bda4ca7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2dbc77b9214e02a7d133b3878477d472d03df17cb2b313cd9c5fffa54ec74a03
[INFO] running `Command { std: "docker" "start" "-a" "2dbc77b9214e02a7d133b3878477d472d03df17cb2b313cd9c5fffa54ec74a03", kill_on_drop: false }`
[INFO] [stderr]    Compiling intrusive_splay_tree v0.2.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/node.rs:56:17
[INFO] [stdout]    |
[INFO] [stdout] 56 |     pub fn left(&self) -> Option<&'a Node> {
[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] 56 |     pub fn left(&self) -> Option<&'a Node<'_>> {
[INFO] [stdout]    |                                          ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/node.rs:68:18
[INFO] [stdout]    |
[INFO] [stdout] 68 |     pub fn right(&self) -> Option<&'a Node> {
[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] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 68 |     pub fn right(&self) -> Option<&'a Node<'_>> {
[INFO] [stdout]    |                                           ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.21s
[INFO] running `Command { std: "docker" "inspect" "2dbc77b9214e02a7d133b3878477d472d03df17cb2b313cd9c5fffa54ec74a03", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2dbc77b9214e02a7d133b3878477d472d03df17cb2b313cd9c5fffa54ec74a03", kill_on_drop: false }`
[INFO] [stdout] 2dbc77b9214e02a7d133b3878477d472d03df17cb2b313cd9c5fffa54ec74a03
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 77ab182b93db81cba5de561ab39e20abd70dc65967442fc6c41a1023b8c575fb
[INFO] running `Command { std: "docker" "start" "-a" "77ab182b93db81cba5de561ab39e20abd70dc65967442fc6c41a1023b8c575fb", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.169
[INFO] [stderr]    Compiling regex v0.2.10
[INFO] [stderr]    Compiling ucd-util v0.1.1
[INFO] [stderr]    Compiling thread_local v0.3.6
[INFO] [stderr]    Compiling utf8-ranges v1.0.0
[INFO] [stderr]    Compiling termcolor v0.3.6
[INFO] [stderr]    Compiling log v0.4.22
[INFO] [stderr]    Compiling bumpalo v3.16.0
[INFO] [stderr]    Compiling aho-corasick v0.6.4
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/node.rs:56:17
[INFO] [stdout]    |
[INFO] [stdout] 56 |     pub fn left(&self) -> Option<&'a Node> {
[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] 56 |     pub fn left(&self) -> Option<&'a Node<'_>> {
[INFO] [stdout]    |                                          ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/node.rs:68:18
[INFO] [stdout]    |
[INFO] [stdout] 68 |     pub fn right(&self) -> Option<&'a Node> {
[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] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 68 |     pub fn right(&self) -> Option<&'a Node<'_>> {
[INFO] [stdout]    |                                           ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling regex-syntax v0.5.3
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling rand v0.4.6
[INFO] [stderr]    Compiling env_logger v0.5.6
[INFO] [stderr]    Compiling quickcheck v0.6.2
[INFO] [stderr]    Compiling intrusive_splay_tree v0.2.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/node.rs:56:17
[INFO] [stdout]    |
[INFO] [stdout] 56 |     pub fn left(&self) -> Option<&'a Node> {
[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] 56 |     pub fn left(&self) -> Option<&'a Node<'_>> {
[INFO] [stdout]    |                                          ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/node.rs:68:18
[INFO] [stdout]    |
[INFO] [stdout] 68 |     pub fn right(&self) -> Option<&'a Node> {
[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] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 68 |     pub fn right(&self) -> Option<&'a Node<'_>> {
[INFO] [stdout]    |                                           ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `IntrusiveNode`
[INFO] [stdout]  --> tests/all/single.rs:1:28
[INFO] [stdout]   |
[INFO] [stdout] 1 | use intrusive_splay_tree::{IntrusiveNode, Node, TreeOrd};
[INFO] [stdout]   |                            ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::marker::PhantomData`
[INFO] [stdout]  --> tests/all/single.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::marker::PhantomData;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 8.40s
[INFO] running `Command { std: "docker" "inspect" "77ab182b93db81cba5de561ab39e20abd70dc65967442fc6c41a1023b8c575fb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "77ab182b93db81cba5de561ab39e20abd70dc65967442fc6c41a1023b8c575fb", kill_on_drop: false }`
[INFO] [stdout] 77ab182b93db81cba5de561ab39e20abd70dc65967442fc6c41a1023b8c575fb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] f6ef119fff92cd1b3f9f5d88b31c23de393925436b6b6c3ae588a38d9db92324
[INFO] running `Command { std: "docker" "start" "-a" "f6ef119fff92cd1b3f9f5d88b31c23de393925436b6b6c3ae588a38d9db92324", kill_on_drop: false }`
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]   --> src/node.rs:56:17
[INFO] [stderr]    |
[INFO] [stderr] 56 |     pub fn left(&self) -> Option<&'a Node> {
[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] 56 |     pub fn left(&self) -> Option<&'a Node<'_>> {
[INFO] [stderr]    |                                          ++++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]   --> src/node.rs:68:18
[INFO] [stderr]    |
[INFO] [stderr] 68 |     pub fn right(&self) -> Option<&'a Node> {
[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] help: use `'_` for type paths
[INFO] [stderr]    |
[INFO] [stderr] 68 |     pub fn right(&self) -> Option<&'a Node<'_>> {
[INFO] [stderr]    |                                           ++++
[INFO] [stderr] 
[INFO] [stderr] warning: `intrusive_splay_tree` (lib) generated 2 warnings
[INFO] [stderr] warning: unused import: `IntrusiveNode`
[INFO] [stderr]  --> tests/all/single.rs:1:28
[INFO] [stderr]   |
[INFO] [stderr] 1 | use intrusive_splay_tree::{IntrusiveNode, Node, TreeOrd};
[INFO] [stderr]   |                            ^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::marker::PhantomData`
[INFO] [stderr]  --> tests/all/single.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 3 | use std::marker::PhantomData;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `intrusive_splay_tree` (test "all") generated 2 warnings (run `cargo fix --test "all"` to apply 2 suggestions)
[INFO] [stderr] warning: `intrusive_splay_tree` (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/intrusive_splay_tree-b72a75abe8eb9a07)
[INFO] [stderr]      Running tests/all/main.rs (/opt/rustwide/target/debug/deps/all-d33d419072775ea8)
[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] [stdout] 
[INFO] [stdout] running 12 tests
[INFO] [stdout] test quickcheck::insert ... ok
[INFO] [stdout] test quickcheck::pop_max ... ok
[INFO] [stdout] test quickcheck::find ... ok
[INFO] [stdout] test quickcheck::remove ... ok
[INFO] [stdout] test quickcheck::tree_max ... ok
[INFO] [stdout] test quickcheck::multiple_find ... ok
[INFO] [stdout] test quickcheck::tree_min ... ok
[INFO] [stdout] test quickcheck::multiple_remove ... ok
[INFO] [stdout] test quickcheck::multiple_insert ... ok
[INFO] [stdout] test test::inserting_already_inserted_panics_in_debug ... ok
[INFO] [stdout] test quickcheck::pop_root ... ok
[INFO] [stdout] test quickcheck::pop_min ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 12 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.12s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/multiple.rs (/opt/rustwide/target/debug/deps/multiple-54d9f0a34c0f841d)
[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] [stderr]    Doc-tests intrusive_splay_tree
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/node.rs - node::Node (line 11) ... ok
[INFO] [stdout] test src/lib.rs - (line 72) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.69s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "f6ef119fff92cd1b3f9f5d88b31c23de393925436b6b6c3ae588a38d9db92324", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f6ef119fff92cd1b3f9f5d88b31c23de393925436b6b6c3ae588a38d9db92324", kill_on_drop: false }`
[INFO] [stdout] f6ef119fff92cd1b3f9f5d88b31c23de393925436b6b6c3ae588a38d9db92324