[INFO] fetching crate upload_to_crate_io 0.1.0...
[INFO] testing upload_to_crate_io-0.1.0 against beta-2026-04-21 for beta-1.96-2
[INFO] extracting crate upload_to_crate_io 0.1.0 into /workspace/builds/worker-0-tc2/source
[INFO] started tweaking crates.io crate upload_to_crate_io 0.1.0
[INFO] finished tweaking crates.io crate upload_to_crate_io 0.1.0
[INFO] tweaked toml for crates.io crate upload_to_crate_io 0.1.0 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate upload_to_crate_io 0.1.0 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] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-04-21" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 05c25a37f78d7d5101e55bf4783ae35d3d77d050e5753a79e8c1c5a6c2ce255f
[INFO] running `Command { std: "docker" "start" "-a" "05c25a37f78d7d5101e55bf4783ae35d3d77d050e5753a79e8c1c5a6c2ce255f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "05c25a37f78d7d5101e55bf4783ae35d3d77d050e5753a79e8c1c5a6c2ce255f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "05c25a37f78d7d5101e55bf4783ae35d3d77d050e5753a79e8c1c5a6c2ce255f", kill_on_drop: false }`
[INFO] [stdout] 05c25a37f78d7d5101e55bf4783ae35d3d77d050e5753a79e8c1c5a6c2ce255f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] e761cea8a72f2c11260bd8e7b7e6811fd279d6e4c7f37d0bd32f5b696fcc0cba
[INFO] running `Command { std: "docker" "start" "-a" "e761cea8a72f2c11260bd8e7b7e6811fd279d6e4c7f37d0bd32f5b696fcc0cba", kill_on_drop: false }`
[INFO] [stderr]    Compiling upload_to_crate_io v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: module `MathShapes` should have a snake case name
[INFO] [stdout]  --> src/lib.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | mod MathShapes{
[INFO] [stdout]   |     ^^^^^^^^^^ help: convert the identifier to snake case: `math_shapes`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_snake_case)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.17s
[INFO] running `Command { std: "docker" "inspect" "e761cea8a72f2c11260bd8e7b7e6811fd279d6e4c7f37d0bd32f5b696fcc0cba", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e761cea8a72f2c11260bd8e7b7e6811fd279d6e4c7f37d0bd32f5b696fcc0cba", kill_on_drop: false }`
[INFO] [stdout] e761cea8a72f2c11260bd8e7b7e6811fd279d6e4c7f37d0bd32f5b696fcc0cba
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 0fce6c26648e39312f63e8ef896befd41e2ff22d6c556e527b667ec34d07f2ca
[INFO] running `Command { std: "docker" "start" "-a" "0fce6c26648e39312f63e8ef896befd41e2ff22d6c556e527b667ec34d07f2ca", kill_on_drop: false }`
[INFO] [stdout] warning: module `MathShapes` should have a snake case name
[INFO] [stdout]  --> src/lib.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | mod MathShapes{
[INFO] [stdout]   |     ^^^^^^^^^^ help: convert the identifier to snake case: `math_shapes`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_snake_case)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling upload_to_crate_io v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: module `MathShapes` should have a snake case name
[INFO] [stdout]  --> src/lib.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | mod MathShapes{
[INFO] [stdout]   |     ^^^^^^^^^^ help: convert the identifier to snake case: `math_shapes`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_snake_case)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.41s
[INFO] running `Command { std: "docker" "inspect" "0fce6c26648e39312f63e8ef896befd41e2ff22d6c556e527b667ec34d07f2ca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0fce6c26648e39312f63e8ef896befd41e2ff22d6c556e527b667ec34d07f2ca", kill_on_drop: false }`
[INFO] [stdout] 0fce6c26648e39312f63e8ef896befd41e2ff22d6c556e527b667ec34d07f2ca
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 2458257dffead00ff8cdec9b1d6bdd15c83539b6694e7ce66201644d0ef340fc
[INFO] running `Command { std: "docker" "start" "-a" "2458257dffead00ff8cdec9b1d6bdd15c83539b6694e7ce66201644d0ef340fc", kill_on_drop: false }`
[INFO] [stderr] warning: module `MathShapes` should have a snake case name
[INFO] [stderr]  --> src/lib.rs:6:5
[INFO] [stderr]   |
[INFO] [stderr] 6 | mod MathShapes{
[INFO] [stderr]   |     ^^^^^^^^^^ help: convert the identifier to snake case: `math_shapes`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(non_snake_case)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `upload_to_crate_io` (lib) generated 1 warning
[INFO] [stderr] warning: `upload_to_crate_io` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/upload_to_crate_io-f3ea74fcaf9ab6ac)
[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 upload_to_crate_io
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - MathShapes::Circle::calc (line 20) ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/lib.rs - MathShapes::Circle::calc (line 20) stdout ----
[INFO] [stdout] error: format argument must be a string literal
[INFO] [stdout]   --> src/lib.rs:22:10
[INFO] [stdout]    |
[INFO] [stdout] 22 | println!({},circle.calc());
[INFO] [stdout]    |          ^^
[INFO] [stdout]    |
[INFO] [stdout] help: you might be missing a string literal to format with
[INFO] [stdout]    |
[INFO] [stdout] 22 | println!("{:?} {}", {},circle.calc());
[INFO] [stdout]    |          ++++++++++
[INFO] [stdout] 
[INFO] [stdout] error[E0422]: cannot find struct, variant or union type `Circle` in this scope
[INFO] [stdout]   --> src/lib.rs:21:13
[INFO] [stdout]    |
[INFO] [stdout] 21 | let circle =Circle{radius:10.0};
[INFO] [stdout]    |             ^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0422`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/lib.rs - MathShapes::Circle::calc (line 20)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.08s
[INFO] [stdout] 
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] running `Command { std: "docker" "inspect" "2458257dffead00ff8cdec9b1d6bdd15c83539b6694e7ce66201644d0ef340fc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2458257dffead00ff8cdec9b1d6bdd15c83539b6694e7ce66201644d0ef340fc", kill_on_drop: false }`
[INFO] [stdout] 2458257dffead00ff8cdec9b1d6bdd15c83539b6694e7ce66201644d0ef340fc
