[INFO] fetching crate dejavu-runtime 0.1.1...
[INFO] testing dejavu-runtime-0.1.1 against beta-2025-09-21 for beta-1.91-3
[INFO] extracting crate dejavu-runtime 0.1.1 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate dejavu-runtime 0.1.1
[INFO] finished tweaking crates.io crate dejavu-runtime 0.1.1
[INFO] tweaked toml for crates.io crate dejavu-runtime 0.1.1 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate dejavu-runtime 0.1.1 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] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] a170d969a97347a8291f10188980c41ee69a7d4ed5d67bc9f8aa8b8af4616bf7
[INFO] running `Command { std: "docker" "start" "-a" "a170d969a97347a8291f10188980c41ee69a7d4ed5d67bc9f8aa8b8af4616bf7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a170d969a97347a8291f10188980c41ee69a7d4ed5d67bc9f8aa8b8af4616bf7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a170d969a97347a8291f10188980c41ee69a7d4ed5d67bc9f8aa8b8af4616bf7", kill_on_drop: false }`
[INFO] [stdout] a170d969a97347a8291f10188980c41ee69a7d4ed5d67bc9f8aa8b8af4616bf7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 3b6c750db239a7b58ac01b1a58a1271c26beb19b68466ad9eff6b8dca545eb15
[INFO] running `Command { std: "docker" "start" "-a" "3b6c750db239a7b58ac01b1a58a1271c26beb19b68466ad9eff6b8dca545eb15", kill_on_drop: false }`
[INFO] [stderr]    Compiling dejavu-runtime v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: struct `Escaped` is never constructed
[INFO] [stdout]   --> src/display/mod.rs:26:12
[INFO] [stdout]    |
[INFO] [stdout] 26 | pub struct Escaped<'a, E>
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `escape` is never used
[INFO] [stdout]   --> src/display/mod.rs:80:8
[INFO] [stdout]    |
[INFO] [stdout] 80 | pub fn escape<E>(string: &str, escaper: E) -> Escaped<'_, E>
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.18s
[INFO] running `Command { std: "docker" "inspect" "3b6c750db239a7b58ac01b1a58a1271c26beb19b68466ad9eff6b8dca545eb15", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3b6c750db239a7b58ac01b1a58a1271c26beb19b68466ad9eff6b8dca545eb15", kill_on_drop: false }`
[INFO] [stdout] 3b6c750db239a7b58ac01b1a58a1271c26beb19b68466ad9eff6b8dca545eb15
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 15063036392bb27740ba64584d02901af64692393d40258d1bb82df73b095b97
[INFO] running `Command { std: "docker" "start" "-a" "15063036392bb27740ba64584d02901af64692393d40258d1bb82df73b095b97", kill_on_drop: false }`
[INFO] [stdout] warning: struct `Escaped` is never constructed
[INFO] [stdout]   --> src/display/mod.rs:26:12
[INFO] [stdout]    |
[INFO] [stdout] 26 | pub struct Escaped<'a, E>
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `escape` is never used
[INFO] [stdout]   --> src/display/mod.rs:80:8
[INFO] [stdout]    |
[INFO] [stdout] 80 | pub fn escape<E>(string: &str, escaper: E) -> Escaped<'_, E>
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling dejavu-runtime v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: struct `Escaped` is never constructed
[INFO] [stdout]   --> src/display/mod.rs:26:12
[INFO] [stdout]    |
[INFO] [stdout] 26 | pub struct Escaped<'a, E>
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `escape` is never used
[INFO] [stdout]   --> src/display/mod.rs:80:8
[INFO] [stdout]    |
[INFO] [stdout] 80 | pub fn escape<E>(string: &str, escaper: E) -> Escaped<'_, E>
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.39s
[INFO] running `Command { std: "docker" "inspect" "15063036392bb27740ba64584d02901af64692393d40258d1bb82df73b095b97", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "15063036392bb27740ba64584d02901af64692393d40258d1bb82df73b095b97", kill_on_drop: false }`
[INFO] [stdout] 15063036392bb27740ba64584d02901af64692393d40258d1bb82df73b095b97
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 176e6f821f5b8b6dbbf1264dd1d6f7b3e16b578b269ac09dc95460dfe66e645d
[INFO] running `Command { std: "docker" "start" "-a" "176e6f821f5b8b6dbbf1264dd1d6f7b3e16b578b269ac09dc95460dfe66e645d", kill_on_drop: false }`
[INFO] [stderr] warning: struct `Escaped` is never constructed
[INFO] [stdout] 
[INFO] [stderr]   --> src/display/mod.rs:26:12
[INFO] [stdout] running 0 tests
[INFO] [stderr]    |
[INFO] [stdout] 
[INFO] [stderr] 26 | pub struct Escaped<'a, E>
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stderr]    |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function `escape` is never used
[INFO] [stderr]   --> src/display/mod.rs:80:8
[INFO] [stderr]    |
[INFO] [stderr] 80 | pub fn escape<E>(string: &str, escaper: E) -> Escaped<'_, E>
[INFO] [stderr]    |        ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `dejavu-runtime` (lib) generated 2 warnings
[INFO] [stderr] warning: `dejavu-runtime` (lib test) generated 2 warnings (2 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/dejavu_runtime-46fb704393be46cf)
[INFO] [stderr]    Doc-tests dejavu_runtime
[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" "176e6f821f5b8b6dbbf1264dd1d6f7b3e16b578b269ac09dc95460dfe66e645d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "176e6f821f5b8b6dbbf1264dd1d6f7b3e16b578b269ac09dc95460dfe66e645d", kill_on_drop: false }`
[INFO] [stdout] 176e6f821f5b8b6dbbf1264dd1d6f7b3e16b578b269ac09dc95460dfe66e645d