[INFO] fetching crate melwallet 0.1.2...
[INFO] testing melwallet-0.1.2 against beta-2025-10-28 for beta-1.92-2
[INFO] extracting crate melwallet 0.1.2 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate melwallet 0.1.2
[INFO] finished tweaking crates.io crate melwallet 0.1.2
[INFO] tweaked toml for crates.io crate melwallet 0.1.2 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate melwallet 0.1.2 on toolchain beta-2025-10-28
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-10-28" "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-2025-10-28" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 114 packages to latest compatible versions
[INFO] [stderr]       Adding serde_with v1.14.0 (available: v3.15.1)
[INFO] [stderr]       Adding thiserror v1.0.69 (available: v2.0.17)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-10-28" "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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3da11baa9dd2da4d8b0d2e1fc46fe604c66dc7c37a22cfd222a15cac54e3c59b
[INFO] running `Command { std: "docker" "start" "-a" "3da11baa9dd2da4d8b0d2e1fc46fe604c66dc7c37a22cfd222a15cac54e3c59b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3da11baa9dd2da4d8b0d2e1fc46fe604c66dc7c37a22cfd222a15cac54e3c59b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3da11baa9dd2da4d8b0d2e1fc46fe604c66dc7c37a22cfd222a15cac54e3c59b", kill_on_drop: false }`
[INFO] [stdout] 3da11baa9dd2da4d8b0d2e1fc46fe604c66dc7c37a22cfd222a15cac54e3c59b
[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 26c2d28addca1d2f54e5ddf8963b258241f5cd8f6a689d3f5163a4a205e2e967
[INFO] running `Command { std: "docker" "start" "-a" "26c2d28addca1d2f54e5ddf8963b258241f5cd8f6a689d3f5163a4a205e2e967", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.103
[INFO] [stderr]    Compiling unicode-ident v1.0.22
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling serde_core v1.0.228
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling cfg-if v1.0.4
[INFO] [stderr]    Compiling libc v0.2.177
[INFO] [stderr]    Compiling generic-array v0.14.9
[INFO] [stderr]    Compiling strsim v0.10.0
[INFO] [stderr]    Compiling equivalent v1.0.2
[INFO] [stderr]    Compiling hashbrown v0.16.0
[INFO] [stderr]    Compiling memchr v2.7.6
[INFO] [stderr]    Compiling cc v1.2.44
[INFO] [stderr]    Compiling num-integer v0.1.46
[INFO] [stderr]    Compiling digest v0.9.0
[INFO] [stderr]    Compiling toml_datetime v0.6.11
[INFO] [stderr]    Compiling winnow v0.5.40
[INFO] [stderr]    Compiling indexmap v2.12.0
[INFO] [stderr]    Compiling block-buffer v0.9.0
[INFO] [stderr]    Compiling zeroize v1.8.2
[INFO] [stderr]    Compiling quote v1.0.41
[INFO] [stderr]    Compiling syn v2.0.108
[INFO] [stderr]    Compiling aho-corasick v1.1.4
[INFO] [stderr]    Compiling arrayvec v0.7.6
[INFO] [stderr]    Compiling getrandom v0.2.16
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[INFO] [stderr]    Compiling rand_core v0.6.4
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[INFO] [stderr]    Compiling subtle-ng v2.5.0
[INFO] [stderr]    Compiling sha2 v0.9.9
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling curve25519-dalek-ng v4.1.1
[INFO] [stderr]    Compiling num-bigint v0.4.6
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[INFO] [stderr]    Compiling constant_time_eq v0.3.1
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling num-rational v0.4.2
[INFO] [stderr]    Compiling num-iter v0.1.45
[INFO] [stderr]    Compiling num-complex v0.4.6
[INFO] [stderr]    Compiling base32 v0.4.0
[INFO] [stderr]    Compiling proc-macro-crate v1.3.1
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]    Compiling darling_core v0.13.4
[INFO] [stderr]    Compiling thiserror-impl v1.0.69
[INFO] [stderr]    Compiling derive_arbitrary v1.4.2
[INFO] [stderr]    Compiling convert_case v0.4.0
[INFO] [stderr]    Compiling regex v1.12.2
[INFO] [stderr]    Compiling arbitrary v1.4.2
[INFO] [stderr]    Compiling derive_more v0.99.20
[INFO] [stderr]    Compiling num v0.4.3
[INFO] [stderr]    Compiling serde_repr v0.1.20
[INFO] [stderr]    Compiling thiserror v1.0.69
[INFO] [stderr]    Compiling defmac v0.2.1
[INFO] [stderr]    Compiling structmeta-derive v0.1.6
[INFO] [stderr]    Compiling num_enum_derive v0.5.11
[INFO] [stderr]    Compiling derivative v2.2.0
[INFO] [stderr]    Compiling catvec v0.1.6
[INFO] [stderr]    Compiling darling_macro v0.13.4
[INFO] [stderr]    Compiling darling v0.13.4
[INFO] [stderr]    Compiling serde_with_macros v1.5.2
[INFO] [stderr]    Compiling structmeta v0.1.6
[INFO] [stderr]    Compiling num_enum v0.5.11
[INFO] [stderr]    Compiling parse-display-derive v0.5.5
[INFO] [stderr]    Compiling bytes v1.10.1
[INFO] [stderr]    Compiling bincode v1.3.3
[INFO] [stderr]    Compiling serde_with v1.14.0
[INFO] [stderr]    Compiling ed25519-consensus v1.2.1
[INFO] [stderr]    Compiling serde-big-array v0.3.3
[INFO] [stderr]    Compiling ethnum v1.5.2
[INFO] [stderr]    Compiling parse-display v0.5.5
[INFO] [stderr]    Compiling stdcode v0.1.14
[INFO] [stderr]    Compiling tmelcrypt v0.2.7
[INFO] [stderr]    Compiling melstructs v0.3.3
[INFO] [stderr]    Compiling melvm v0.1.1
[INFO] [stderr]    Compiling melwallet v0.1.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variable `touched_coin_count` is assigned to, but never used
[INFO] [stdout]    --> src/lib.rs:143:17
[INFO] [stdout]     |
[INFO] [stdout] 143 |             let mut touched_coin_count = 0;
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: consider using `_touched_coin_count` instead
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `touched_coin_count` is never read
[INFO] [stdout]    --> src/lib.rs:150:25
[INFO] [stdout]     |
[INFO] [stdout] 150 |                         touched_coin_count += 1;
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout]     = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1m 08s
[INFO] running `Command { std: "docker" "inspect" "26c2d28addca1d2f54e5ddf8963b258241f5cd8f6a689d3f5163a4a205e2e967", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "26c2d28addca1d2f54e5ddf8963b258241f5cd8f6a689d3f5163a4a205e2e967", kill_on_drop: false }`
[INFO] [stdout] 26c2d28addca1d2f54e5ddf8963b258241f5cd8f6a689d3f5163a4a205e2e967
[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] daf1de19332db8c54325e3fe227f5288cfa2dfb5ff33180fc38f01bfba349c80
[INFO] running `Command { std: "docker" "start" "-a" "daf1de19332db8c54325e3fe227f5288cfa2dfb5ff33180fc38f01bfba349c80", kill_on_drop: false }`
[INFO] [stderr]    Compiling melwallet v0.1.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variable `touched_coin_count` is assigned to, but never used
[INFO] [stdout]    --> src/lib.rs:143:17
[INFO] [stdout]     |
[INFO] [stdout] 143 |             let mut touched_coin_count = 0;
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: consider using `_touched_coin_count` instead
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `touched_coin_count` is never read
[INFO] [stdout]    --> src/lib.rs:150:25
[INFO] [stdout]     |
[INFO] [stdout] 150 |                         touched_coin_count += 1;
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout]     = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `touched_coin_count` is assigned to, but never used
[INFO] [stdout]    --> src/lib.rs:143:17
[INFO] [stdout]     |
[INFO] [stdout] 143 |             let mut touched_coin_count = 0;
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: consider using `_touched_coin_count` instead
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `touched_coin_count` is never read
[INFO] [stdout]    --> src/lib.rs:150:25
[INFO] [stdout]     |
[INFO] [stdout] 150 |                         touched_coin_count += 1;
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout]     = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.83s
[INFO] running `Command { std: "docker" "inspect" "daf1de19332db8c54325e3fe227f5288cfa2dfb5ff33180fc38f01bfba349c80", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "daf1de19332db8c54325e3fe227f5288cfa2dfb5ff33180fc38f01bfba349c80", kill_on_drop: false }`
[INFO] [stdout] daf1de19332db8c54325e3fe227f5288cfa2dfb5ff33180fc38f01bfba349c80
[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] e564464469ed368ed1585c19a913cb4889309de13ec51a1996140e3df91229ec
[INFO] running `Command { std: "docker" "start" "-a" "e564464469ed368ed1585c19a913cb4889309de13ec51a1996140e3df91229ec", kill_on_drop: false }`
[INFO] [stderr] warning: variable `touched_coin_count` is assigned to, but never used
[INFO] [stderr]    --> src/lib.rs:143:17
[INFO] [stderr]     |
[INFO] [stderr] 143 |             let mut touched_coin_count = 0;
[INFO] [stderr]     |                 ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: consider using `_touched_coin_count` instead
[INFO] [stderr]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `touched_coin_count` is never read
[INFO] [stderr]    --> src/lib.rs:150:25
[INFO] [stderr]     |
[INFO] [stderr] 150 |                         touched_coin_count += 1;
[INFO] [stderr]     |                         ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr]     = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `melwallet` (lib) generated 2 warnings
[INFO] [stderr] warning: `melwallet` (lib test) generated 2 warnings (2 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.15s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/melwallet-4d488e40ad13f456)
[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 melwallet
[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" "e564464469ed368ed1585c19a913cb4889309de13ec51a1996140e3df91229ec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e564464469ed368ed1585c19a913cb4889309de13ec51a1996140e3df91229ec", kill_on_drop: false }`
[INFO] [stdout] e564464469ed368ed1585c19a913cb4889309de13ec51a1996140e3df91229ec
