[INFO] fetching crate lseq 0.1.0...
[INFO] testing lseq-0.1.0 against 1.91.0 for beta-1.92-2
[INFO] extracting crate lseq 0.1.0 into /workspace/builds/worker-1-tc1/source
[INFO] started tweaking crates.io crate lseq 0.1.0
[INFO] finished tweaking crates.io crate lseq 0.1.0
[INFO] tweaked toml for crates.io crate lseq 0.1.0 written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate lseq 0.1.0 on toolchain 1.91.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.91.0" "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" "+1.91.0" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 44 packages to latest compatible versions
[INFO] [stderr]       Adding num v0.1.43 (available: v0.4.3)
[INFO] [stderr]       Adding rand v0.4.6 (available: v0.9.2)
[INFO] [stderr]       Adding skiplist v0.2.10 (available: v0.6.0)
[INFO] [stderr]       Adding uuid v0.6.5 (available: v1.18.1)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.91.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded num v0.1.43
[INFO] [stderr]   Downloaded num-complex v0.1.44
[INFO] [stderr]   Downloaded num-bigint v0.1.45
[INFO] [stderr]   Downloaded num-rational v0.1.43
[INFO] [stderr]   Downloaded rug v1.28.0
[INFO] [stderr]   Downloaded az v1.2.1
[INFO] [stderr]   Downloaded skiplist v0.2.10
[INFO] [stderr]   Downloaded gmp-mpfr-sys v1.6.8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9e76db4ce407f322661162b298a006b65de2fbdbc3c80dd0380cdd676789e097
[INFO] running `Command { std: "docker" "start" "-a" "9e76db4ce407f322661162b298a006b65de2fbdbc3c80dd0380cdd676789e097", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9e76db4ce407f322661162b298a006b65de2fbdbc3c80dd0380cdd676789e097", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9e76db4ce407f322661162b298a006b65de2fbdbc3c80dd0380cdd676789e097", kill_on_drop: false }`
[INFO] [stdout] 9e76db4ce407f322661162b298a006b65de2fbdbc3c80dd0380cdd676789e097
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3f5ab190185fdc154b180871dd67436e0199a6fbe8c9ac818a3666025a2c45fa
[INFO] running `Command { std: "docker" "start" "-a" "3f5ab190185fdc154b180871dd67436e0199a6fbe8c9ac818a3666025a2c45fa", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] [stderr]    Compiling num-integer v0.1.46
[INFO] [stderr]    Compiling num-bigint v0.1.45
[INFO] [stderr]    Compiling serde_core v1.0.228
[INFO] [stderr]    Compiling rustc-serialize v0.3.25
[INFO] [stderr]    Compiling gmp-mpfr-sys v1.6.8
[INFO] [stderr]    Compiling num-complex v0.1.44
[INFO] [stderr]    Compiling num-rational v0.1.43
[INFO] [stderr]    Compiling libm v0.2.15
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling az v1.2.1
[INFO] [stderr]    Compiling rug v1.28.0
[INFO] [stderr]    Compiling skiplist v0.2.10
[INFO] [stderr]    Compiling num-iter v0.1.45
[INFO] [stderr]    Compiling num v0.1.43
[INFO] [stderr]    Compiling uuid v0.6.5
[INFO] [stderr]    Compiling lseq v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lseq.rs:38:35
[INFO] [stdout]    |
[INFO] [stdout] 38 |   pub fn debug_base(&self, base: &BitBase) -> String {
[INFO] [stdout]    |                                   ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` (part of `#[warn(rust_2021_compatibility)]`) on by default
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 38 |   pub fn debug_base(&self, base: &dyn BitBase) -> String {
[INFO] [stdout]    |                                   +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `to_string_radix` found for struct `rug::Integer` in the current scope
[INFO] [stdout]   --> src/lseq.rs:46:45
[INFO] [stdout]    |
[INFO] [stdout] 46 |     println!("digit {} {} {}", digit, digit.to_string_radix(2), size);
[INFO] [stdout]    |                                             ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: there is a method `to_string` with a similar name, but with different arguments
[INFO] [stdout]   --> /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/alloc/src/string.rs:2785:5
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `to_string_radix` found for struct `rug::Integer` in the current scope
[INFO] [stdout]   --> src/lseq.rs:49:28
[INFO] [stdout]    |
[INFO] [stdout] 49 |     let mut string = digit.to_string_radix(2)[1..].to_string();
[INFO] [stdout]    |                            ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: there is a method `to_string` with a similar name, but with different arguments
[INFO] [stdout]   --> /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/alloc/src/string.rs:2785:5
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `to_string_radix` found for struct `rug::Integer` in the current scope
[INFO] [stdout]   --> src/lseq.rs:63:18
[INFO] [stdout]    |
[INFO] [stdout] 63 |       self.digit.to_string_radix(2),
[INFO] [stdout]    |                  ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: there is a method `to_string` with a similar name, but with different arguments
[INFO] [stdout]   --> /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/alloc/src/string.rs:2785:5
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0599`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `lseq` (lib) due to 3 previous errors; 1 warning emitted
[INFO] running `Command { std: "docker" "inspect" "3f5ab190185fdc154b180871dd67436e0199a6fbe8c9ac818a3666025a2c45fa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3f5ab190185fdc154b180871dd67436e0199a6fbe8c9ac818a3666025a2c45fa", kill_on_drop: false }`
[INFO] [stdout] 3f5ab190185fdc154b180871dd67436e0199a6fbe8c9ac818a3666025a2c45fa
