[INFO] fetching crate rust-2021 1.0.1...
[INFO] testing rust-2021-1.0.1 against beta-2026-04-21 for beta-1.96-2
[INFO] extracting crate rust-2021 1.0.1 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate rust-2021 1.0.1
[INFO] finished tweaking crates.io crate rust-2021 1.0.1
[INFO] tweaked toml for crates.io crate rust-2021 1.0.1 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate rust-2021 1.0.1 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 rust-2021 1.0.1 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] 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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c9af1466168065b56e2f94ba7010711b7ce79e58ade895a67caf0b561f3258d2
[INFO] running `Command { std: "docker" "start" "-a" "c9af1466168065b56e2f94ba7010711b7ce79e58ade895a67caf0b561f3258d2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c9af1466168065b56e2f94ba7010711b7ce79e58ade895a67caf0b561f3258d2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c9af1466168065b56e2f94ba7010711b7ce79e58ade895a67caf0b561f3258d2", kill_on_drop: false }`
[INFO] [stdout] c9af1466168065b56e2f94ba7010711b7ce79e58ade895a67caf0b561f3258d2
[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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 838ba517695d701fa7b2b7472ff7067ea3f923d7d4b9a90aa556bb899c981502
[INFO] running `Command { std: "docker" "start" "-a" "838ba517695d701fa7b2b7472ff7067ea3f923d7d4b9a90aa556bb899c981502", kill_on_drop: false }`
[INFO] [stderr]    Compiling reedition v1.0.1
[INFO] [stderr]    Compiling rust-2021 v1.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.39s
[INFO] running `Command { std: "docker" "inspect" "838ba517695d701fa7b2b7472ff7067ea3f923d7d4b9a90aa556bb899c981502", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "838ba517695d701fa7b2b7472ff7067ea3f923d7d4b9a90aa556bb899c981502", kill_on_drop: false }`
[INFO] [stdout] 838ba517695d701fa7b2b7472ff7067ea3f923d7d4b9a90aa556bb899c981502
[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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b49caff2beb4faf4afaaa2ad86da46de389abf7909169ddd2b3ec7e6a75fab1e
[INFO] running `Command { std: "docker" "start" "-a" "b49caff2beb4faf4afaaa2ad86da46de389abf7909169ddd2b3ec7e6a75fab1e", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust-2021 v1.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.19s
[INFO] running `Command { std: "docker" "inspect" "b49caff2beb4faf4afaaa2ad86da46de389abf7909169ddd2b3ec7e6a75fab1e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b49caff2beb4faf4afaaa2ad86da46de389abf7909169ddd2b3ec7e6a75fab1e", kill_on_drop: false }`
[INFO] [stdout] b49caff2beb4faf4afaaa2ad86da46de389abf7909169ddd2b3ec7e6a75fab1e
[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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] a5ee1b313881953c08e2a1160274afb28fdfe8669289f4592be3b7877f62b5f5
[INFO] running `Command { std: "docker" "start" "-a" "a5ee1b313881953c08e2a1160274afb28fdfe8669289f4592be3b7877f62b5f5", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/rust_2021-702bab3bc155dca0)
[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] [stderr]    Doc-tests rust_2021
[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" "a5ee1b313881953c08e2a1160274afb28fdfe8669289f4592be3b7877f62b5f5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a5ee1b313881953c08e2a1160274afb28fdfe8669289f4592be3b7877f62b5f5", kill_on_drop: false }`
[INFO] [stdout] a5ee1b313881953c08e2a1160274afb28fdfe8669289f4592be3b7877f62b5f5
