[INFO] fetching crate color_counter 0.2.3...
[INFO] testing color_counter-0.2.3 against beta-2025-09-21 for beta-1.91-3
[INFO] extracting crate color_counter 0.2.3 into /workspace/builds/worker-2-tc2/source
[INFO] started tweaking crates.io crate color_counter 0.2.3
[INFO] finished tweaking crates.io crate color_counter 0.2.3
[INFO] tweaked toml for crates.io crate color_counter 0.2.3 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate color_counter 0.2.3 on toolchain beta-2025-09-21
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate color_counter 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" "+beta-2025-09-21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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" "+beta-2025-09-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9edc042800608ea8cade87653b839bb9ddf743d6f05f36abc2d27328439550e8
[INFO] running `Command { std: "docker" "start" "-a" "9edc042800608ea8cade87653b839bb9ddf743d6f05f36abc2d27328439550e8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9edc042800608ea8cade87653b839bb9ddf743d6f05f36abc2d27328439550e8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9edc042800608ea8cade87653b839bb9ddf743d6f05f36abc2d27328439550e8", kill_on_drop: false }`
[INFO] [stdout] 9edc042800608ea8cade87653b839bb9ddf743d6f05f36abc2d27328439550e8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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=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" "+beta-2025-09-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 80ae91d5d23a4500338da87634850240984dc009c844880eec587b6b286fe419
[INFO] running `Command { std: "docker" "start" "-a" "80ae91d5d23a4500338da87634850240984dc009c844880eec587b6b286fe419", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.48
[INFO] [stderr]    Compiling cfg-if v0.1.6
[INFO] [stderr]    Compiling num-traits v0.2.6
[INFO] [stderr]    Compiling byteorder v1.3.1
[INFO] [stderr]    Compiling proc-macro2 v0.4.27
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling num-integer v0.1.39
[INFO] [stderr]    Compiling memchr v2.1.3
[INFO] [stderr]    Compiling adler32 v1.0.3
[INFO] [stderr]    Compiling num-derive v0.2.4
[INFO] [stderr]    Compiling crc32fast v1.2.0
[INFO] [stderr]    Compiling lazy_static v1.2.0
[INFO] [stderr]    Compiling bitflags v1.0.4
[INFO] [stderr]    Compiling regex v1.1.0
[INFO] [stderr]    Compiling lzw v0.10.0
[INFO] [stderr]    Compiling num-iter v0.1.37
[INFO] [stderr]    Compiling num-rational v0.2.1
[INFO] [stderr]    Compiling ucd-util v0.1.3
[INFO] [stderr]    Compiling deflate v0.7.19
[INFO] [stderr]    Compiling regex-syntax v0.6.5
[INFO] [stderr]    Compiling thread_local v0.3.6
[INFO] [stderr]    Compiling inflate v0.4.4
[INFO] [stderr]    Compiling color_quant v1.0.1
[INFO] [stderr]    Compiling quote v0.6.11
[INFO] [stderr]    Compiling unicode-width v0.1.5
[INFO] [stderr]    Compiling syn v0.15.26
[INFO] [stderr]    Compiling utf8-ranges v1.0.2
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling png v0.15.0
[INFO] [stderr]    Compiling aho-corasick v0.6.9
[INFO] [stderr]    Compiling gif v0.10.1
[INFO] [stderr]    Compiling atty v0.2.11
[INFO] [stderr]    Compiling jpeg-decoder v0.1.15
[INFO] [stderr]    Compiling ansi_term v0.11.0
[INFO] [stderr]    Compiling vec_map v0.8.1
[INFO] [stderr]    Compiling strsim v0.8.0
[INFO] [stderr]    Compiling clap v2.33.0
[INFO] [stderr]    Compiling color_processing v0.4.1
[INFO] [stderr]    Compiling tiff v0.3.1
[INFO] [stderr]    Compiling image v0.22.3
[INFO] [stderr]    Compiling color_counter v0.2.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: eliding a lifetime that's named elsewhere is confusing
[INFO] [stdout]   --> src/region.rs:57:55
[INFO] [stdout]    |
[INFO] [stdout] 57 |     pub fn iter<'s>(&'s self) -> impl Iterator<Item = &(Color, usize)> + 's {
[INFO] [stdout]    |                      --                               ^^^^^^^^^^^^^^^    -- the same lifetime is named here
[INFO] [stdout]    |                      |                                |
[INFO] [stdout]    |                      the lifetime is named here       the same 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: consistently use `'s`
[INFO] [stdout]    |
[INFO] [stdout] 57 |     pub fn iter<'s>(&'s self) -> impl Iterator<Item = &'s (Color, usize)> + 's {
[INFO] [stdout]    |                                                        ++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 31.38s
[INFO] running `Command { std: "docker" "inspect" "80ae91d5d23a4500338da87634850240984dc009c844880eec587b6b286fe419", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "80ae91d5d23a4500338da87634850240984dc009c844880eec587b6b286fe419", kill_on_drop: false }`
[INFO] [stdout] 80ae91d5d23a4500338da87634850240984dc009c844880eec587b6b286fe419
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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=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" "+beta-2025-09-21" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c2a25a898f4a09bcdbb41d702776e764d4a5f7272512f1f272725d05ccb7a349
[INFO] running `Command { std: "docker" "start" "-a" "c2a25a898f4a09bcdbb41d702776e764d4a5f7272512f1f272725d05ccb7a349", kill_on_drop: false }`
[INFO] [stderr]    Compiling color_counter v0.2.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: eliding a lifetime that's named elsewhere is confusing
[INFO] [stdout]   --> src/region.rs:57:55
[INFO] [stdout]    |
[INFO] [stdout] 57 |     pub fn iter<'s>(&'s self) -> impl Iterator<Item = &(Color, usize)> + 's {
[INFO] [stdout]    |                      --                               ^^^^^^^^^^^^^^^    -- the same lifetime is named here
[INFO] [stdout]    |                      |                                |
[INFO] [stdout]    |                      the lifetime is named here       the same 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: consistently use `'s`
[INFO] [stdout]    |
[INFO] [stdout] 57 |     pub fn iter<'s>(&'s self) -> impl Iterator<Item = &'s (Color, usize)> + 's {
[INFO] [stdout]    |                                                        ++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: eliding a lifetime that's named elsewhere is confusing
[INFO] [stdout]   --> src/region.rs:57:55
[INFO] [stdout]    |
[INFO] [stdout] 57 |     pub fn iter<'s>(&'s self) -> impl Iterator<Item = &(Color, usize)> + 's {
[INFO] [stdout]    |                      --                               ^^^^^^^^^^^^^^^    -- the same lifetime is named here
[INFO] [stdout]    |                      |                                |
[INFO] [stdout]    |                      the lifetime is named here       the same 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: consistently use `'s`
[INFO] [stdout]    |
[INFO] [stdout] 57 |     pub fn iter<'s>(&'s self) -> impl Iterator<Item = &'s (Color, usize)> + 's {
[INFO] [stdout]    |                                                        ++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.04s
[INFO] running `Command { std: "docker" "inspect" "c2a25a898f4a09bcdbb41d702776e764d4a5f7272512f1f272725d05ccb7a349", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c2a25a898f4a09bcdbb41d702776e764d4a5f7272512f1f272725d05ccb7a349", kill_on_drop: false }`
[INFO] [stdout] c2a25a898f4a09bcdbb41d702776e764d4a5f7272512f1f272725d05ccb7a349
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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=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" "+beta-2025-09-21" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] a663cf3051b072bb2e3e4bb7df2640c632ed46863b30bd8a140b44d9528b6e6a
[INFO] running `Command { std: "docker" "start" "-a" "a663cf3051b072bb2e3e4bb7df2640c632ed46863b30bd8a140b44d9528b6e6a", kill_on_drop: false }`
[INFO] [stderr] warning: eliding a lifetime that's named elsewhere is confusing
[INFO] [stderr]   --> src/region.rs:57:55
[INFO] [stderr]    |
[INFO] [stderr] 57 |     pub fn iter<'s>(&'s self) -> impl Iterator<Item = &(Color, usize)> + 's {
[INFO] [stderr]    |                      --                               ^^^^^^^^^^^^^^^    -- the same lifetime is named here
[INFO] [stderr]    |                      |                                |
[INFO] [stderr]    |                      the lifetime is named here       the same 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: consistently use `'s`
[INFO] [stderr]    |
[INFO] [stderr] 57 |     pub fn iter<'s>(&'s self) -> impl Iterator<Item = &'s (Color, usize)> + 's {
[INFO] [stderr]    |                                                        ++
[INFO] [stderr] 
[INFO] [stderr] warning: `color_counter` (lib) generated 1 warning (run `cargo fix --lib -p color_counter` to apply 1 suggestion)
[INFO] [stderr] warning: `color_counter` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/color_counter-3dcf0d051fd63c1a)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test space::tests::test_color_freq ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.59s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/color_counter-41dd84e5656e46da)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests color_counter
[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 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] running `Command { std: "docker" "inspect" "a663cf3051b072bb2e3e4bb7df2640c632ed46863b30bd8a140b44d9528b6e6a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a663cf3051b072bb2e3e4bb7df2640c632ed46863b30bd8a140b44d9528b6e6a", kill_on_drop: false }`
[INFO] [stdout] a663cf3051b072bb2e3e4bb7df2640c632ed46863b30bd8a140b44d9528b6e6a
