[INFO] fetching crate ivt 0.1.0...
[INFO] checking ivt-0.1.0 against master#350d0ef0ec0493e6d21cfb265cb8211a0e74d766 for pr-145342-1
[INFO] extracting crate ivt 0.1.0 into /workspace/builds/worker-2-tc1/source
[INFO] started tweaking crates.io crate ivt 0.1.0
[INFO] finished tweaking crates.io crate ivt 0.1.0
[INFO] tweaked toml for crates.io crate ivt 0.1.0 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate ivt 0.1.0 on toolchain 350d0ef0ec0493e6d21cfb265cb8211a0e74d766
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "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" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "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 6 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "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" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ae08bc2c131537c50d0e69494d66b2ed10dc1cd052e795f29729c52fde469b34
[INFO] running `Command { std: "docker" "start" "-a" "ae08bc2c131537c50d0e69494d66b2ed10dc1cd052e795f29729c52fde469b34", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ae08bc2c131537c50d0e69494d66b2ed10dc1cd052e795f29729c52fde469b34", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ae08bc2c131537c50d0e69494d66b2ed10dc1cd052e795f29729c52fde469b34", kill_on_drop: false }`
[INFO] [stdout] ae08bc2c131537c50d0e69494d66b2ed10dc1cd052e795f29729c52fde469b34
[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" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7175f674cb6a8a9244b0d0c18e22d569425d46e02d79eb76887d21ab8e546fa6
[INFO] running `Command { std: "docker" "start" "-a" "7175f674cb6a8a9244b0d0c18e22d569425d46e02d79eb76887d21ab8e546fa6", kill_on_drop: false }`
[INFO] [stderr]     Checking ivt v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/interval_tree.rs:237:16
[INFO] [stdout]     |
[INFO] [stdout] 237 |     pub fn get(&self, index: usize) -> Option<Entry<N, D>> {
[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] 237 |     pub fn get(&self, index: usize) -> Option<Entry<'_, N, D>> {
[INFO] [stdout]     |                                                     +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/interval_tree.rs:242:20
[INFO] [stdout]     |
[INFO] [stdout] 242 |     pub fn get_mut(&mut self, index: usize) -> Option<EntryMut<N, D>> {
[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] 242 |     pub fn get_mut(&mut self, index: usize) -> Option<EntryMut<'_, N, D>> {
[INFO] [stdout]     |                                                                +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/interval_tree.rs:253:53
[INFO] [stdout]     |
[INFO] [stdout] 253 |     pub fn find<M: Borrow<N>, K: Into<Interval<M>>>(&self, interval: K) -> Option<Entry<N, D>> {
[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] 253 |     pub fn find<M: Borrow<N>, K: Into<Interval<M>>>(&self, interval: K) -> Option<Entry<'_, N, D>> {
[INFO] [stdout]     |                                                                                         +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/interval_tree.rs:259:59
[INFO] [stdout]     |
[INFO] [stdout] 259 |     pub fn find_exact<M: Borrow<N>, K: Into<Interval<M>>>(&self, interval: K) -> Option<Entry<N, D>> {
[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] 259 |     pub fn find_exact<M: Borrow<N>, K: Into<Interval<M>>>(&self, interval: K) -> Option<Entry<'_, N, D>> {
[INFO] [stdout]     |                                                                                               +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/interval_tree.rs:265:57
[INFO] [stdout]     |
[INFO] [stdout] 265 |     pub fn find_all<M: Borrow<N>, K: Into<Interval<M>>>(&self, interval: K) -> Vec<Entry<N, D>> {
[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] 265 |     pub fn find_all<M: Borrow<N>, K: Into<Interval<M>>>(&self, interval: K) -> Vec<Entry<'_, N, D>> {
[INFO] [stdout]     |                                                                                          +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/interval_tree.rs:271:57
[INFO] [stdout]     |
[INFO] [stdout] 271 |     pub fn find_mut<M: Borrow<N>, K: Into<Interval<M>>>(&mut self, interval: K) -> Option<EntryMut<N, D>> {
[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] 271 |     pub fn find_mut<M: Borrow<N>, K: Into<Interval<M>>>(&mut self, interval: K) -> Option<EntryMut<'_, N, D>> {
[INFO] [stdout]     |                                                                                                    +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/interval_tree.rs:277:61
[INFO] [stdout]     |
[INFO] [stdout] 277 |     pub fn find_all_mut<M: Borrow<N>, K: Into<Interval<M>>>(&mut self, interval: K) -> Vec<EntryMut<N, D>> {
[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] 277 |     pub fn find_all_mut<M: Borrow<N>, K: Into<Interval<M>>>(&mut self, interval: K) -> Vec<EntryMut<'_, N, D>> {
[INFO] [stdout]     |                                                                                                     +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/interval_tree.rs:237:16
[INFO] [stdout]     |
[INFO] [stdout] 237 |     pub fn get(&self, index: usize) -> Option<Entry<N, D>> {
[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] 237 |     pub fn get(&self, index: usize) -> Option<Entry<'_, N, D>> {
[INFO] [stdout]     |                                                     +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/interval_tree.rs:242:20
[INFO] [stdout]     |
[INFO] [stdout] 242 |     pub fn get_mut(&mut self, index: usize) -> Option<EntryMut<N, D>> {
[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] 242 |     pub fn get_mut(&mut self, index: usize) -> Option<EntryMut<'_, N, D>> {
[INFO] [stdout]     |                                                                +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/interval_tree.rs:253:53
[INFO] [stdout]     |
[INFO] [stdout] 253 |     pub fn find<M: Borrow<N>, K: Into<Interval<M>>>(&self, interval: K) -> Option<Entry<N, D>> {
[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] 253 |     pub fn find<M: Borrow<N>, K: Into<Interval<M>>>(&self, interval: K) -> Option<Entry<'_, N, D>> {
[INFO] [stdout]     |                                                                                         +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/interval_tree.rs:259:59
[INFO] [stdout]     |
[INFO] [stdout] 259 |     pub fn find_exact<M: Borrow<N>, K: Into<Interval<M>>>(&self, interval: K) -> Option<Entry<N, D>> {
[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] 259 |     pub fn find_exact<M: Borrow<N>, K: Into<Interval<M>>>(&self, interval: K) -> Option<Entry<'_, N, D>> {
[INFO] [stdout]     |                                                                                               +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/interval_tree.rs:265:57
[INFO] [stdout]     |
[INFO] [stdout] 265 |     pub fn find_all<M: Borrow<N>, K: Into<Interval<M>>>(&self, interval: K) -> Vec<Entry<N, D>> {
[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] 265 |     pub fn find_all<M: Borrow<N>, K: Into<Interval<M>>>(&self, interval: K) -> Vec<Entry<'_, N, D>> {
[INFO] [stdout]     |                                                                                          +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/interval_tree.rs:271:57
[INFO] [stdout]     |
[INFO] [stdout] 271 |     pub fn find_mut<M: Borrow<N>, K: Into<Interval<M>>>(&mut self, interval: K) -> Option<EntryMut<N, D>> {
[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] 271 |     pub fn find_mut<M: Borrow<N>, K: Into<Interval<M>>>(&mut self, interval: K) -> Option<EntryMut<'_, N, D>> {
[INFO] [stdout]     |                                                                                                    +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/interval_tree.rs:277:61
[INFO] [stdout]     |
[INFO] [stdout] 277 |     pub fn find_all_mut<M: Borrow<N>, K: Into<Interval<M>>>(&mut self, interval: K) -> Vec<EntryMut<N, D>> {
[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] 277 |     pub fn find_all_mut<M: Borrow<N>, K: Into<Interval<M>>>(&mut self, interval: K) -> Vec<EntryMut<'_, N, D>> {
[INFO] [stdout]     |                                                                                                     +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.43s
[INFO] running `Command { std: "docker" "inspect" "7175f674cb6a8a9244b0d0c18e22d569425d46e02d79eb76887d21ab8e546fa6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7175f674cb6a8a9244b0d0c18e22d569425d46e02d79eb76887d21ab8e546fa6", kill_on_drop: false }`
[INFO] [stdout] 7175f674cb6a8a9244b0d0c18e22d569425d46e02d79eb76887d21ab8e546fa6