[INFO] fetching crate coin_flip 0.1.1...
[INFO] testing coin_flip-0.1.1 against beta-2026-03-05 for beta-1.95-1
[INFO] extracting crate coin_flip 0.1.1 into /workspace/builds/worker-7-tc2/source
[INFO] started tweaking crates.io crate coin_flip 0.1.1
[INFO] finished tweaking crates.io crate coin_flip 0.1.1
[INFO] tweaked toml for crates.io crate coin_flip 0.1.1 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate coin_flip 0.1.1 on toolchain beta-2026-03-05
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-03-05" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate coin_flip 0.1.1 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-2026-03-05" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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-2026-03-05" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 55e6e9cf7217b53472037f5e520fcc1a7aab4b798e6bca9618a69ebaa315a8dd
[INFO] running `Command { std: "docker" "start" "-a" "55e6e9cf7217b53472037f5e520fcc1a7aab4b798e6bca9618a69ebaa315a8dd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "55e6e9cf7217b53472037f5e520fcc1a7aab4b798e6bca9618a69ebaa315a8dd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "55e6e9cf7217b53472037f5e520fcc1a7aab4b798e6bca9618a69ebaa315a8dd", kill_on_drop: false }`
[INFO] [stdout] 55e6e9cf7217b53472037f5e520fcc1a7aab4b798e6bca9618a69ebaa315a8dd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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-2026-03-05" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b33c5084b26dcfdba8388cbd3f1c9486630d3a5bef312e6d2fc7187be01b60e0
[INFO] running `Command { std: "docker" "start" "-a" "b33c5084b26dcfdba8388cbd3f1c9486630d3a5bef312e6d2fc7187be01b60e0", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.175
[INFO] [stderr]    Compiling zerocopy v0.8.27
[INFO] [stderr]    Compiling cfg-if v1.0.3
[INFO] [stderr]    Compiling getrandom v0.3.3
[INFO] [stderr]    Compiling rand_core v0.9.3
[INFO] [stderr]    Compiling ppv-lite86 v0.2.21
[INFO] [stderr]    Compiling rand_chacha v0.9.0
[INFO] [stderr]    Compiling rand v0.9.2
[INFO] [stderr]    Compiling coin_flip v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.43s
[INFO] running `Command { std: "docker" "inspect" "b33c5084b26dcfdba8388cbd3f1c9486630d3a5bef312e6d2fc7187be01b60e0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b33c5084b26dcfdba8388cbd3f1c9486630d3a5bef312e6d2fc7187be01b60e0", kill_on_drop: false }`
[INFO] [stdout] b33c5084b26dcfdba8388cbd3f1c9486630d3a5bef312e6d2fc7187be01b60e0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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-2026-03-05" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 32d46392cad41979a171de03bc00e4dea198c796982a733cbdd6a95a975ea8de
[INFO] running `Command { std: "docker" "start" "-a" "32d46392cad41979a171de03bc00e4dea198c796982a733cbdd6a95a975ea8de", kill_on_drop: false }`
[INFO] [stderr]    Compiling coin_flip v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.46s
[INFO] running `Command { std: "docker" "inspect" "32d46392cad41979a171de03bc00e4dea198c796982a733cbdd6a95a975ea8de", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "32d46392cad41979a171de03bc00e4dea198c796982a733cbdd6a95a975ea8de", kill_on_drop: false }`
[INFO] [stdout] 32d46392cad41979a171de03bc00e4dea198c796982a733cbdd6a95a975ea8de
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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-2026-03-05" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 837638544dbabb126ddd416130b711bdadc7c5f92640ab1b8fd4ae4992d7ec5c
[INFO] running `Command { std: "docker" "start" "-a" "837638544dbabb126ddd416130b711bdadc7c5f92640ab1b8fd4ae4992d7ec5c", 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/coin_flip-7d5e30b2fe04bfb5)
[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]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/coin_flip-e919d3b027f28e3b)
[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 coin_flip
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - flip_coin (line 30) ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/lib.rs - flip_coin (line 30) stdout ----
[INFO] [stdout] error[E0425]: cannot find type `Coin` in this scope
[INFO] [stdout]   --> src/lib.rs:34:24
[INFO] [stdout]    |
[INFO] [stdout] 34 | let mut handler = |r: &Coin| {
[INFO] [stdout]    |                        ^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `total_runs` in this scope
[INFO] [stdout]   --> src/lib.rs:41:14
[INFO] [stdout]    |
[INFO] [stdout] 41 | for _ in 1..=total_runs {
[INFO] [stdout]    |              ^^^^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: cannot find type `Coin` in this scope
[INFO] [stdout]   --> src/lib.rs:35:14
[INFO] [stdout]    |
[INFO] [stdout] 35 |     if *r == Coin::Heads {
[INFO] [stdout]    |              ^^^^ use of undeclared type `Coin`
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `flip_coin` in this scope
[INFO] [stdout]   --> src/lib.rs:42:5
[INFO] [stdout]    |
[INFO] [stdout] 42 |     flip_coin(&mut handler);
[INFO] [stdout]    |     ^^^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 4 previous errors
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0425, E0433.
[INFO] [stdout] For more information about an error, try `rustc --explain E0425`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/lib.rs - flip_coin (line 30)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.14s
[INFO] [stdout] 
[INFO] [stdout] all doctests ran in 0.36s; merged doctests compilation took 0.22s
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] running `Command { std: "docker" "inspect" "837638544dbabb126ddd416130b711bdadc7c5f92640ab1b8fd4ae4992d7ec5c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "837638544dbabb126ddd416130b711bdadc7c5f92640ab1b8fd4ae4992d7ec5c", kill_on_drop: false }`
[INFO] [stdout] 837638544dbabb126ddd416130b711bdadc7c5f92640ab1b8fd4ae4992d7ec5c
