[INFO] fetching crate generational_token_list 0.1.5...
[INFO] testing generational_token_list-0.1.5 against 1.90.0 for beta-1.91-3
[INFO] extracting crate generational_token_list 0.1.5 into /workspace/builds/worker-0-tc1/source
[INFO] started tweaking crates.io crate generational_token_list 0.1.5
[INFO] finished tweaking crates.io crate generational_token_list 0.1.5
[INFO] tweaked toml for crates.io crate generational_token_list 0.1.5 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate generational_token_list 0.1.5 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] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 5 packages to latest compatible versions
[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]  Downloading crates ...
[INFO] [stderr]   Downloaded generational-arena v0.2.9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 18abfb73a9aa30e2e9af374264ff6abf3a9e22fd07889742ab986d93392036cf
[INFO] running `Command { std: "docker" "start" "-a" "18abfb73a9aa30e2e9af374264ff6abf3a9e22fd07889742ab986d93392036cf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "18abfb73a9aa30e2e9af374264ff6abf3a9e22fd07889742ab986d93392036cf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "18abfb73a9aa30e2e9af374264ff6abf3a9e22fd07889742ab986d93392036cf", kill_on_drop: false }`
[INFO] [stdout] 18abfb73a9aa30e2e9af374264ff6abf3a9e22fd07889742ab986d93392036cf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 21f97fc6304294dab297413b6c181fddb8ca253dab1a41321a2e350b4cc16082
[INFO] running `Command { std: "docker" "start" "-a" "21f97fc6304294dab297413b6c181fddb8ca253dab1a41321a2e350b4cc16082", kill_on_drop: false }`
[INFO] [stderr]    Compiling generational-arena v0.2.9
[INFO] [stderr]    Compiling generational_token_list v0.1.5 (/opt/rustwide/workdir)
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/lib.rs:746:17
[INFO] [stdout]     |
[INFO] [stdout] 746 |     pub fn iter(&self) -> Iter<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] 746 |     pub fn iter(&self) -> Iter<'_, T> {
[INFO] [stdout]     |                                +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/lib.rs:753:29
[INFO] [stdout]     |
[INFO] [stdout] 753 |     pub fn iter_with_tokens(&self) -> IterWithTokens<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] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 753 |     pub fn iter_with_tokens(&self) -> IterWithTokens<'_, T> {
[INFO] [stdout]     |                                                      +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.50s
[INFO] running `Command { std: "docker" "inspect" "21f97fc6304294dab297413b6c181fddb8ca253dab1a41321a2e350b4cc16082", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "21f97fc6304294dab297413b6c181fddb8ca253dab1a41321a2e350b4cc16082", kill_on_drop: false }`
[INFO] [stdout] 21f97fc6304294dab297413b6c181fddb8ca253dab1a41321a2e350b4cc16082
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] dcb1a5508692068b2782272963a8ed362d21f442e8e1df341b433ead5ab842de
[INFO] running `Command { std: "docker" "start" "-a" "dcb1a5508692068b2782272963a8ed362d21f442e8e1df341b433ead5ab842de", kill_on_drop: false }`
[INFO] [stderr]    Compiling yansi v1.0.1
[INFO] [stderr]    Compiling diff v0.1.13
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/lib.rs:746:17
[INFO] [stdout]     |
[INFO] [stdout] 746 |     pub fn iter(&self) -> Iter<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] 746 |     pub fn iter(&self) -> Iter<'_, T> {
[INFO] [stdout]     |                                +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/lib.rs:753:29
[INFO] [stdout]     |
[INFO] [stdout] 753 |     pub fn iter_with_tokens(&self) -> IterWithTokens<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] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 753 |     pub fn iter_with_tokens(&self) -> IterWithTokens<'_, T> {
[INFO] [stdout]     |                                                      +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling pretty_assertions v1.4.1
[INFO] [stderr]    Compiling generational_token_list v0.1.5 (/opt/rustwide/workdir)
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/lib.rs:746:17
[INFO] [stdout]     |
[INFO] [stdout] 746 |     pub fn iter(&self) -> Iter<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] 746 |     pub fn iter(&self) -> Iter<'_, T> {
[INFO] [stdout]     |                                +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/lib.rs:753:29
[INFO] [stdout]     |
[INFO] [stdout] 753 |     pub fn iter_with_tokens(&self) -> IterWithTokens<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] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 753 |     pub fn iter_with_tokens(&self) -> IterWithTokens<'_, T> {
[INFO] [stdout]     |                                                      +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.80s
[INFO] running `Command { std: "docker" "inspect" "dcb1a5508692068b2782272963a8ed362d21f442e8e1df341b433ead5ab842de", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dcb1a5508692068b2782272963a8ed362d21f442e8e1df341b433ead5ab842de", kill_on_drop: false }`
[INFO] [stdout] dcb1a5508692068b2782272963a8ed362d21f442e8e1df341b433ead5ab842de
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 80540a8173e955063f779dec4585e0d942669deac0ae01cff1deb7d16e9206d5
[INFO] running `Command { std: "docker" "start" "-a" "80540a8173e955063f779dec4585e0d942669deac0ae01cff1deb7d16e9206d5", kill_on_drop: false }`
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]    --> src/lib.rs:746:17
[INFO] [stderr]     |
[INFO] [stderr] 746 |     pub fn iter(&self) -> Iter<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] 746 |     pub fn iter(&self) -> Iter<'_, T> {
[INFO] [stderr]     |                                +++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]    --> src/lib.rs:753:29
[INFO] [stderr]     |
[INFO] [stderr] 753 |     pub fn iter_with_tokens(&self) -> IterWithTokens<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] help: use `'_` for type paths
[INFO] [stderr]     |
[INFO] [stderr] 753 |     pub fn iter_with_tokens(&self) -> IterWithTokens<'_, T> {
[INFO] [stderr]     |                                                      +++
[INFO] [stderr] 
[INFO] [stderr] warning: `generational_token_list` (lib) generated 2 warnings
[INFO] [stderr] warning: `generational_token_list` (lib test) generated 2 warnings (2 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/generational_token_list-12b932b7b1de5abb)
[INFO] [stdout] 
[INFO] [stdout] running 12 tests
[INFO] [stdout] test tests::index ... ok
[INFO] [stdout] test tests::index_mut ... ok
[INFO] [stdout] test tests::into_iter ... ok
[INFO] [stdout] test tests::pop_front ... ok
[INFO] [stdout] test tests::push_back ... ok
[INFO] [stdout] test tests::push_back_internals ... ok
[INFO] [stdout] test tests::remove_head ... ok
[INFO] [stdout] test tests::remove_invalid ... ok
[INFO] [stdout] test tests::remove_middle ... ok
[INFO] [stdout] test tests::remove_only ... ok
[INFO] [stdout] test tests::remove_tail ... ok
[INFO] [stdout] test tests::iter_with_tokens ... ok
[INFO] [stderr]    Doc-tests generational_token_list
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 12 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 38 tests
[INFO] [stdout] test src/lib.rs - GenerationalTokenList<T>::get2_mut (line 430) ... ok
[INFO] [stdout] test src/lib.rs - GenerationalTokenList<T>::contains (line 1018) ... ok
[INFO] [stdout] test src/lib.rs - GenerationalTokenList<T>::capacity (line 354) ... ok
[INFO] [stdout] test src/lib.rs - GenerationalTokenList<T>::get (line 366) ... ok
[INFO] [stdout] test src/lib.rs - GenerationalTokenList<T>::get2_mut (line 419) ... ok
[INFO] [stdout] test src/lib.rs - GenerationalTokenList<T>::find_token (line 1040) ... ok
[INFO] [stdout] test src/lib.rs - GenerationalTokenList<T>::get_mut (line 381) ... ok
[INFO] [stdout] test src/lib.rs - GenerationalTokenList<T>::clear (line 233) ... ok
[INFO] [stdout] test src/lib.rs - GenerationalTokenList<T>::get2_mut (line 402) ... ok
[INFO] [stdout] test src/lib.rs - GenerationalTokenList<T>::head (line 131) ... ok
[INFO] [stdout] test src/lib.rs - GenerationalTokenList<T>::head_token (line 201) ... ok
[INFO] [stdout] test src/lib.rs - GenerationalTokenList<T>::insert_after (line 647) ... ok
[INFO] [stdout] test src/lib.rs - GenerationalTokenList<T>::head_mut (line 146) ... ok
[INFO] [stdout] test src/lib.rs - GenerationalTokenList<T>::insert_before (line 720) ... ok
[INFO] [stdout] test src/lib.rs - GenerationalTokenList<T>::is_empty (line 453) ... ok
[INFO] [stdout] test src/lib.rs - GenerationalTokenList<T>::insert_after_with (line 595) ... ok
[INFO] [stdout] test src/lib.rs - GenerationalTokenList<T>::insert_before_with (line 668) ... ok
[INFO] [stdout] test src/lib.rs - GenerationalTokenList<T>::iter (line 736) ... ok
[INFO] [stdout] test src/lib.rs - GenerationalTokenList<T>::pop_back (line 321) ... ok
[INFO] [stdout] test src/lib.rs - GenerationalTokenList<T>::pop_front (line 303) ... ok
[INFO] [stdout] test src/lib.rs - GenerationalTokenList<T>::new (line 106) ... ok
[INFO] [stdout] test src/lib.rs - GenerationalTokenList<T>::next_token (line 801) ... ok
[INFO] [stdout] test src/lib.rs - GenerationalTokenList<T>::len (line 338) ... ok
[INFO] [stdout] test src/lib.rs - GenerationalTokenList<T>::prev_token (line 822) ... ok
[INFO] [stdout] test src/lib.rs - GenerationalTokenList<T>::push_front (line 574) ... ok
[INFO] [stdout] test src/lib.rs - GenerationalTokenList<T>::push_back (line 522) ... ok
[INFO] [stdout] test src/lib.rs - GenerationalTokenList<T>::push_back_with (line 485) ... ok
[INFO] [stdout] test src/lib.rs - GenerationalTokenList<T>::tail (line 166) ... ok
[INFO] [stdout] test src/lib.rs - GenerationalTokenList<T>::remove (line 252) ... ok
[INFO] [stdout] test src/lib.rs - GenerationalTokenList<T>::push_front_with (line 538) ... ok
[INFO] [stdout] test src/lib.rs - GenerationalTokenList<T>::token_at (line 840) ... ok
[INFO] [stdout] test src/lib.rs - ItemToken (line 57) ... ok
[INFO] [stdout] test src/lib.rs - ItemToken (line 22) ... ok
[INFO] [stdout] test src/lib.rs - GenerationalTokenList<T>::tail_mut (line 181) ... ok
[INFO] [stdout] test src/lib.rs - GenerationalTokenList<T>::tail_token (line 217) ... ok
[INFO] [stdout] test src/lib.rs - ItemToken (line 46) ... ok
[INFO] [stdout] test src/lib.rs - GenerationalTokenList<T>::token_at_back (line 862) ... ok
[INFO] [stdout] test src/lib.rs - ItemToken (line 31) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 38 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 3.80s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "80540a8173e955063f779dec4585e0d942669deac0ae01cff1deb7d16e9206d5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "80540a8173e955063f779dec4585e0d942669deac0ae01cff1deb7d16e9206d5", kill_on_drop: false }`
[INFO] [stdout] 80540a8173e955063f779dec4585e0d942669deac0ae01cff1deb7d16e9206d5