[INFO] fetching crate tergo 0.2.5...
[INFO] testing tergo-0.2.5 against beta-2026-04-21 for beta-1.96-2
[INFO] extracting crate tergo 0.2.5 into /workspace/builds/worker-1-tc2/source
[INFO] started tweaking crates.io crate tergo 0.2.5
[INFO] finished tweaking crates.io crate tergo 0.2.5
[INFO] tweaked toml for crates.io crate tergo 0.2.5 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate tergo 0.2.5 on toolchain beta-2026-04-21
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-04-21" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate tergo 0.2.5 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-2026-04-21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] efc7b8f9dc93d72994cfdb238c1bcca016d84898df767ae9c7ee7908473cdc94
[INFO] running `Command { std: "docker" "start" "-a" "efc7b8f9dc93d72994cfdb238c1bcca016d84898df767ae9c7ee7908473cdc94", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "efc7b8f9dc93d72994cfdb238c1bcca016d84898df767ae9c7ee7908473cdc94", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "efc7b8f9dc93d72994cfdb238c1bcca016d84898df767ae9c7ee7908473cdc94", kill_on_drop: false }`
[INFO] [stdout] efc7b8f9dc93d72994cfdb238c1bcca016d84898df767ae9c7ee7908473cdc94
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1b7a336121ad06376abca7e827c43d58a4102a7f83107db68b2b874a8c387dcb
[INFO] running `Command { std: "docker" "start" "-a" "1b7a336121ad06376abca7e827c43d58a4102a7f83107db68b2b874a8c387dcb", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.98
[INFO] [stderr]    Compiling serde_core v1.0.227
[INFO] [stderr]    Compiling log v0.4.28
[INFO] [stderr]    Compiling libc v0.2.175
[INFO] [stderr]    Compiling serde v1.0.227
[INFO] [stderr]    Compiling time-core v0.1.4
[INFO] [stderr]    Compiling anstyle v1.0.11
[INFO] [stderr]    Compiling num_threads v0.1.7
[INFO] [stderr]    Compiling nom v8.0.0
[INFO] [stderr]    Compiling deranged v0.4.0
[INFO] [stderr]    Compiling clap_lex v0.7.5
[INFO] [stderr]    Compiling winnow v0.7.13
[INFO] [stderr]    Compiling toml_writer v1.0.3
[INFO] [stderr]    Compiling tergo-tokenizer v0.2.5
[INFO] [stderr]    Compiling time-macros v0.2.22
[INFO] [stderr]    Compiling anstream v0.6.20
[INFO] [stderr]    Compiling clap_builder v4.5.44
[INFO] [stderr]    Compiling time v0.3.41
[INFO] [stderr]    Compiling quote v1.0.40
[INFO] [stderr]    Compiling syn v2.0.106
[INFO] [stderr]    Compiling simple_logger v5.0.0
[INFO] [stderr]    Compiling toml_parser v1.0.3
[INFO] [stderr]    Compiling tergo-parser v0.2.6
[INFO] [stderr]    Compiling serde_spanned v1.0.2
[INFO] [stderr]    Compiling toml_datetime v0.7.2
[INFO] [stderr]    Compiling toml v0.9.7
[INFO] [stderr]    Compiling serde_derive v1.0.227
[INFO] [stderr]    Compiling clap_derive v4.5.45
[INFO] [stderr]    Compiling clap v4.5.45
[INFO] [stderr]    Compiling tergo-formatter v0.2.11
[INFO] [stderr]    Compiling tergo-lib v0.2.12
[INFO] [stderr]    Compiling tergo v0.2.5 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `arg`
[INFO] [stdout]  --> src/main.rs:7:20
[INFO] [stdout]   |
[INFO] [stdout] 7 | use clap::{Parser, arg};
[INFO] [stdout]   |                    ^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 22.40s
[INFO] running `Command { std: "docker" "inspect" "1b7a336121ad06376abca7e827c43d58a4102a7f83107db68b2b874a8c387dcb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1b7a336121ad06376abca7e827c43d58a4102a7f83107db68b2b874a8c387dcb", kill_on_drop: false }`
[INFO] [stdout] 1b7a336121ad06376abca7e827c43d58a4102a7f83107db68b2b874a8c387dcb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 805f414093ccf279f6bb6f7ff202da759a2ea1332cd4d3f082f268372fd7b602
[INFO] running `Command { std: "docker" "start" "-a" "805f414093ccf279f6bb6f7ff202da759a2ea1332cd4d3f082f268372fd7b602", kill_on_drop: false }`
[INFO] [stderr]    Compiling tergo v0.2.5 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `arg`
[INFO] [stdout]  --> src/main.rs:7:20
[INFO] [stdout]   |
[INFO] [stdout] 7 | use clap::{Parser, arg};
[INFO] [stdout]   |                    ^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.46s
[INFO] running `Command { std: "docker" "inspect" "805f414093ccf279f6bb6f7ff202da759a2ea1332cd4d3f082f268372fd7b602", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "805f414093ccf279f6bb6f7ff202da759a2ea1332cd4d3f082f268372fd7b602", kill_on_drop: false }`
[INFO] [stdout] 805f414093ccf279f6bb6f7ff202da759a2ea1332cd4d3f082f268372fd7b602
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 0c558903f816e069a33ae312d2117bd1e8d2d25b92b1b3b8346b2a251e89322f
[INFO] running `Command { std: "docker" "start" "-a" "0c558903f816e069a33ae312d2117bd1e8d2d25b92b1b3b8346b2a251e89322f", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `arg`
[INFO] [stderr]  --> src/main.rs:7:20
[INFO] [stderr]   |
[INFO] [stderr] 7 | use clap::{Parser, arg};
[INFO] [stderr]   |                    ^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `tergo` (bin "tergo" test) generated 1 warning (run `cargo fix --bin "tergo" -p tergo --tests` to apply 1 suggestion)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.09s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/tergo-af169d65b02d8258)
[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" "0c558903f816e069a33ae312d2117bd1e8d2d25b92b1b3b8346b2a251e89322f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0c558903f816e069a33ae312d2117bd1e8d2d25b92b1b3b8346b2a251e89322f", kill_on_drop: false }`
[INFO] [stdout] 0c558903f816e069a33ae312d2117bd1e8d2d25b92b1b3b8346b2a251e89322f
