[INFO] fetching crate upkr 0.2.3...
[INFO] building upkr-0.2.3 against try#d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6 for pr-146237-1
[INFO] extracting crate upkr 0.2.3 into /workspace/builds/worker-6-tc2/source
[INFO] started tweaking crates.io crate upkr 0.2.3
[INFO] finished tweaking crates.io crate upkr 0.2.3
[INFO] tweaked toml for crates.io crate upkr 0.2.3 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate upkr 0.2.3 on toolchain d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate upkr 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" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7ab5b4e63083e0b0478341915969bd78d5aca6707673fc0df3917f21526689d6
[INFO] running `Command { std: "docker" "start" "-a" "7ab5b4e63083e0b0478341915969bd78d5aca6707673fc0df3917f21526689d6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7ab5b4e63083e0b0478341915969bd78d5aca6707673fc0df3917f21526689d6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7ab5b4e63083e0b0478341915969bd78d5aca6707673fc0df3917f21526689d6", kill_on_drop: false }`
[INFO] [stdout] 7ab5b4e63083e0b0478341915969bd78d5aca6707673fc0df3917f21526689d6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4d8bdb63bd7e2bacc1f31832c1bcf1b28a94ad099c3c5c0a25eee2b2e87b9d3e
[INFO] running `Command { std: "docker" "start" "-a" "4d8bdb63bd7e2bacc1f31832c1bcf1b28a94ad099c3c5c0a25eee2b2e87b9d3e", kill_on_drop: false }`
[INFO] [stderr]    Compiling lexopt v0.3.1
[INFO] [stderr]    Compiling cc v1.2.29
[INFO] [stderr]    Compiling syn v2.0.104
[INFO] [stderr]    Compiling sacabase v2.0.0
[INFO] [stderr]    Compiling cdivsufsort v2.0.0
[INFO] [stderr]    Compiling thiserror-impl v2.0.12
[INFO] [stderr]    Compiling thiserror v2.0.12
[INFO] [stderr]    Compiling upkr v0.2.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/match_finder.rs:76:20
[INFO] [stdout]    |
[INFO] [stdout] 76 |     pub fn matches(&mut self, pos: usize) -> Matches {
[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] 76 |     pub fn matches(&mut self, pos: usize) -> Matches<'_> {
[INFO] [stdout]    |                                                     ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/context_state.rs:31:24
[INFO] [stdout]    |
[INFO] [stdout] 31 |     pub fn context_mut(&mut self, index: usize) -> Context {
[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] 31 |     pub fn context_mut(&mut self, index: usize) -> Context<'_> {
[INFO] [stdout]    |                                                           ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.73s
[INFO] running `Command { std: "docker" "inspect" "4d8bdb63bd7e2bacc1f31832c1bcf1b28a94ad099c3c5c0a25eee2b2e87b9d3e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4d8bdb63bd7e2bacc1f31832c1bcf1b28a94ad099c3c5c0a25eee2b2e87b9d3e", kill_on_drop: false }`
[INFO] [stdout] 4d8bdb63bd7e2bacc1f31832c1bcf1b28a94ad099c3c5c0a25eee2b2e87b9d3e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f1b8d8ab8af41b1c525572b8b31ff9aac14212196f40deee46dc1aa3a3c9bdc7
[INFO] running `Command { std: "docker" "start" "-a" "f1b8d8ab8af41b1c525572b8b31ff9aac14212196f40deee46dc1aa3a3c9bdc7", kill_on_drop: false }`
[INFO] [stderr]    Compiling upkr v0.2.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/match_finder.rs:76:20
[INFO] [stdout]    |
[INFO] [stdout] 76 |     pub fn matches(&mut self, pos: usize) -> Matches {
[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] 76 |     pub fn matches(&mut self, pos: usize) -> Matches<'_> {
[INFO] [stdout]    |                                                     ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/context_state.rs:31:24
[INFO] [stdout]    |
[INFO] [stdout] 31 |     pub fn context_mut(&mut self, index: usize) -> Context {
[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] 31 |     pub fn context_mut(&mut self, index: usize) -> Context<'_> {
[INFO] [stdout]    |                                                           ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/context_state.rs:31:24
[INFO] [stdout]    |
[INFO] [stdout] 31 |     pub fn context_mut(&mut self, index: usize) -> Context {
[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] 31 |     pub fn context_mut(&mut self, index: usize) -> Context<'_> {
[INFO] [stdout]    |                                                           ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/match_finder.rs:76:20
[INFO] [stdout]    |
[INFO] [stdout] 76 |     pub fn matches(&mut self, pos: usize) -> Matches {
[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] 76 |     pub fn matches(&mut self, pos: usize) -> Matches<'_> {
[INFO] [stdout]    |                                                     ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.06s
[INFO] running `Command { std: "docker" "inspect" "f1b8d8ab8af41b1c525572b8b31ff9aac14212196f40deee46dc1aa3a3c9bdc7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f1b8d8ab8af41b1c525572b8b31ff9aac14212196f40deee46dc1aa3a3c9bdc7", kill_on_drop: false }`
[INFO] [stdout] f1b8d8ab8af41b1c525572b8b31ff9aac14212196f40deee46dc1aa3a3c9bdc7