[INFO] fetching crate fractal-utils 0.3.4...
[INFO] testing fractal-utils-0.3.4 against try#c2e32f1c9652b13ed99608599c1e855462f421f3 for pr-146098-7
[INFO] extracting crate fractal-utils 0.3.4 into /workspace/builds/worker-7-tc2/source
[INFO] started tweaking crates.io crate fractal-utils 0.3.4
[INFO] finished tweaking crates.io crate fractal-utils 0.3.4
[INFO] tweaked toml for crates.io crate fractal-utils 0.3.4 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate fractal-utils 0.3.4 on toolchain c2e32f1c9652b13ed99608599c1e855462f421f3
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "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" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 20 packages to latest compatible versions
[INFO] [stderr]       Adding rand v0.3.23 (available: v0.9.2)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "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] 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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 19d0b73653a227aab01ed11c0ad636f707072da8d17e6cab488f836d00d36145
[INFO] running `Command { std: "docker" "start" "-a" "19d0b73653a227aab01ed11c0ad636f707072da8d17e6cab488f836d00d36145", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "19d0b73653a227aab01ed11c0ad636f707072da8d17e6cab488f836d00d36145", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "19d0b73653a227aab01ed11c0ad636f707072da8d17e6cab488f836d00d36145", kill_on_drop: false }`
[INFO] [stdout] 19d0b73653a227aab01ed11c0ad636f707072da8d17e6cab488f836d00d36145
[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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] da5b54946758a78fd22a53fdeec71a50ffea73d5c36c635af6303295c95d3cf9
[INFO] running `Command { std: "docker" "start" "-a" "da5b54946758a78fd22a53fdeec71a50ffea73d5c36c635af6303295c95d3cf9", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] [stderr]    Compiling num-complex v0.4.6
[INFO] [stderr]    Compiling num-bigint v0.4.6
[INFO] [stderr]    Compiling num-iter v0.1.45
[INFO] [stderr]    Compiling num-rational v0.4.2
[INFO] [stderr]    Compiling num v0.4.3
[INFO] [stderr]    Compiling rust-base58 v0.0.4
[INFO] [stderr]    Compiling fractal-utils v0.3.4 (/opt/rustwide/workdir)
[INFO] [stdout] error: cannot find derive macro `RustcEncodable` in this scope
[INFO] [stdout]   --> src/wallet_address.rs:74:62
[INFO] [stdout]    |
[INFO] [stdout] 74 | #[derive(Eq, PartialEq, PartialOrd, Ord, Debug, Clone, Copy, RustcEncodable, RustcDecodable)]
[INFO] [stdout]    |                                                              ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find derive macro `RustcDecodable` in this scope
[INFO] [stdout]   --> src/wallet_address.rs:74:78
[INFO] [stdout]    |
[INFO] [stdout] 74 | #[derive(Eq, PartialEq, PartialOrd, Ord, Debug, Clone, Copy, RustcEncodable, RustcDecodable)]
[INFO] [stdout]    |                                                                              ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find derive macro `RustcEncodable` in this scope
[INFO] [stdout]  --> src/location.rs:9:35
[INFO] [stdout]   |
[INFO] [stdout] 9 | #[derive(PartialEq, Debug, Clone, RustcEncodable, RustcDecodable)]
[INFO] [stdout]   |                                   ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find derive macro `RustcDecodable` in this scope
[INFO] [stdout]  --> src/location.rs:9:51
[INFO] [stdout]   |
[INFO] [stdout] 9 | #[derive(PartialEq, Debug, Clone, RustcEncodable, RustcDecodable)]
[INFO] [stdout]   |                                                   ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: lint `plugin_as_library` has been removed: plugins have been deprecated and retired
[INFO] [stdout]   --> src/lib.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 15 |     plugin_as_library, private_no_mangle_fns, private_no_mangle_statics, stable_features,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]   --> src/lib.rs:13:25
[INFO] [stdout]    |
[INFO] [stdout] 13 | #![forbid(missing_docs, warnings)]
[INFO] [stdout]    |                         ^^^^^^^^
[INFO] [stdout]    = note: `#[forbid(renamed_and_removed_lints)]` implied by `#[forbid(warnings)]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: lint `private_no_mangle_fns` has been removed: no longer a warning, `#[no_mangle]` functions always exported
[INFO] [stdout]   --> src/lib.rs:15:24
[INFO] [stdout]    |
[INFO] [stdout] 15 |     plugin_as_library, private_no_mangle_fns, private_no_mangle_statics, stable_features,
[INFO] [stdout]    |                        ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: lint `private_no_mangle_statics` has been removed: no longer a warning, `#[no_mangle]` statics always exported
[INFO] [stdout]   --> src/lib.rs:15:47
[INFO] [stdout]    |
[INFO] [stdout] 15 |     plugin_as_library, private_no_mangle_fns, private_no_mangle_statics, stable_features,
[INFO] [stdout]    |                                               ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: warn(unused) incompatible with previous forbid
[INFO] [stdout]   --> src/lib.rs:18:47
[INFO] [stdout]    |
[INFO] [stdout] 13 | #![forbid(missing_docs, warnings)]
[INFO] [stdout]    |                         -------- `forbid` level set here
[INFO] [stdout] ...
[INFO] [stdout] 18 | #![warn(trivial_casts, trivial_numeric_casts, unused, unused_extern_crates, unused_import_braces,
[INFO] [stdout]    |                                               ^^^^^^ overruled by previous forbid
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]    = note: for more information, see issue #81670 <https://github.com/rust-lang/rust/issues/81670>
[INFO] [stdout]    = note: `#[warn(forbidden_lint_groups)]` (part of `#[warn(future_incompatible)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: warn(unused_extern_crates) incompatible with previous forbid
[INFO] [stdout]   --> src/lib.rs:18:55
[INFO] [stdout]    |
[INFO] [stdout] 13 | #![forbid(missing_docs, warnings)]
[INFO] [stdout]    |                         -------- `forbid` level set here
[INFO] [stdout] ...
[INFO] [stdout] 18 | #![warn(trivial_casts, trivial_numeric_casts, unused, unused_extern_crates, unused_import_braces,
[INFO] [stdout]    |                                                       ^^^^^^^^^^^^^^^^^^^^ overruled by previous forbid
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]    = note: for more information, see issue #81670 <https://github.com/rust-lang/rust/issues/81670>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: allow(trivial_numeric_casts) incompatible with previous forbid
[INFO] [stdout]   --> src/amount.rs:21:10
[INFO] [stdout]    |
[INFO] [stdout] 21 | #![allow(trivial_numeric_casts)]
[INFO] [stdout]    |          ^^^^^^^^^^^^^^^^^^^^^ overruled by previous forbid
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/lib.rs:13:25
[INFO] [stdout]    |
[INFO] [stdout] 13 | #![forbid(missing_docs, warnings)]
[INFO] [stdout]    |                         -------- `forbid` level set here
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]    = note: for more information, see issue #81670 <https://github.com/rust-lang/rust/issues/81670>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/amount.rs:236:32
[INFO] [stdout]     |
[INFO] [stdout] 236 |     fn cause(&self) -> Option<&Error> {
[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: `#[forbid(bare_trait_objects)]` implied by `#[forbid(warnings)]`
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 236 |     fn cause(&self) -> Option<&dyn Error> {
[INFO] [stdout]     |                                +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/wallet_address.rs:211:32
[INFO] [stdout]     |
[INFO] [stdout] 211 |     fn cause(&self) -> Option<&Error> {
[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] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 211 |     fn cause(&self) -> Option<&dyn Error> {
[INFO] [stdout]     |                                +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `fractal-utils` (lib) due to 9 previous errors; 25 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "da5b54946758a78fd22a53fdeec71a50ffea73d5c36c635af6303295c95d3cf9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "da5b54946758a78fd22a53fdeec71a50ffea73d5c36c635af6303295c95d3cf9", kill_on_drop: false }`
[INFO] [stdout] da5b54946758a78fd22a53fdeec71a50ffea73d5c36c635af6303295c95d3cf9
