[INFO] fetching crate cacaos 0.5.1...
[INFO] checking cacaos-0.5.1 against try#a2a6e871b05c7b8ecc9a3c8a20db1f39e995e399 for pr-145770
[INFO] extracting crate cacaos 0.5.1 into /workspace/builds/worker-0-tc2/source
[INFO] started tweaking crates.io crate cacaos 0.5.1
[INFO] finished tweaking crates.io crate cacaos 0.5.1
[INFO] tweaked toml for crates.io crate cacaos 0.5.1 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate cacaos 0.5.1 on toolchain a2a6e871b05c7b8ecc9a3c8a20db1f39e995e399
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a2a6e871b05c7b8ecc9a3c8a20db1f39e995e399" "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" "+a2a6e871b05c7b8ecc9a3c8a20db1f39e995e399" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
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[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a2a6e871b05c7b8ecc9a3c8a20db1f39e995e399" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] [stdout] 8ca07f730dbbd2153117018ad03aa311e9f351887a5e1bd4ddd47c1a20c67c1f
[INFO] running `Command { std: "docker" "start" "-a" "8ca07f730dbbd2153117018ad03aa311e9f351887a5e1bd4ddd47c1a20c67c1f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8ca07f730dbbd2153117018ad03aa311e9f351887a5e1bd4ddd47c1a20c67c1f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8ca07f730dbbd2153117018ad03aa311e9f351887a5e1bd4ddd47c1a20c67c1f", kill_on_drop: false }`
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[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=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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+a2a6e871b05c7b8ecc9a3c8a20db1f39e995e399" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "start" "-a" "8fe570aca7b0eb7c66ba5143ca5e21db9fd07e08f35c1ca9a53810198081b316", kill_on_drop: false }`
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[INFO] [stdout] warning: this function depends on never type fallback being `()`
[INFO] [stdout]   --> src/siwe_cacao.rs:82:21
[INFO] [stdout]    |
[INFO] [stdout] 82 |     #[derive(Clone, DagCbor)]
[INFO] [stdout]    |                     ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in Rust 2024 and in a future release in all editions!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2024/never-type-fallback.html>
[INFO] [stdout]    = help: specify the types explicitly
[INFO] [stdout] note: in edition 2024, the requirement `!: libipld::prelude::Decode<libipld::libipld_cbor::DagCborCodec>` will fail
[INFO] [stdout]   --> src/siwe_cacao.rs:82:21
[INFO] [stdout]    |
[INFO] [stdout] 82 |     #[derive(Clone, DagCbor)]
[INFO] [stdout]    |                     ^^^^^^^
[INFO] [stdout]    = note: `#[warn(dependency_on_unit_never_type_fallback)]` on by default
[INFO] [stdout]    = note: this warning originates in the derive macro `DagCbor` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this function depends on never type fallback being `()`
[INFO] [stdout]    --> src/siwe_cacao.rs:161:14
[INFO] [stdout]     |
[INFO] [stdout] 161 |     #[derive(DagCbor)]
[INFO] [stdout]     |              ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in Rust 2024 and in a future release in all editions!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2024/never-type-fallback.html>
[INFO] [stdout]     = help: specify the types explicitly
[INFO] [stdout] note: in edition 2024, the requirement `!: libipld::prelude::Decode<libipld::libipld_cbor::DagCborCodec>` will fail
[INFO] [stdout]    --> src/siwe_cacao.rs:161:14
[INFO] [stdout]     |
[INFO] [stdout] 161 |     #[derive(DagCbor)]
[INFO] [stdout]     |              ^^^^^^^
[INFO] [stdout]     = note: this warning originates in the derive macro `DagCbor` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this function depends on never type fallback being `()`
[INFO] [stdout]    --> src/siwe_cacao.rs:329:10
[INFO] [stdout]     |
[INFO] [stdout] 329 | #[derive(DagCbor)]
[INFO] [stdout]     |          ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in Rust 2024 and in a future release in all editions!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2024/never-type-fallback.html>
[INFO] [stdout]     = help: specify the types explicitly
[INFO] [stdout] note: in edition 2024, the requirement `!: libipld::prelude::Decode<libipld::libipld_cbor::DagCborCodec>` will fail
[INFO] [stdout]    --> src/siwe_cacao.rs:329:10
[INFO] [stdout]     |
[INFO] [stdout] 329 | #[derive(DagCbor)]
[INFO] [stdout]     |          ^^^^^^^
[INFO] [stdout]     = note: this warning originates in the derive macro `DagCbor` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this function depends on never type fallback being `()`
[INFO] [stdout]  --> src/lib.rs:9:10
[INFO] [stdout]   |
[INFO] [stdout] 9 | #[derive(DagCbor, Debug, Clone, PartialEq)]
[INFO] [stdout]   |          ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in Rust 2024 and in a future release in all editions!
[INFO] [stdout]   = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2024/never-type-fallback.html>
[INFO] [stdout]   = help: specify the types explicitly
[INFO] [stdout] note: in edition 2024, the requirement `!: libipld::prelude::Decode<libipld::libipld_cbor::DagCborCodec>` will fail
[INFO] [stdout]  --> src/lib.rs:9:10
[INFO] [stdout]   |
[INFO] [stdout] 9 | #[derive(DagCbor, Debug, Clone, PartialEq)]
[INFO] [stdout]   |          ^^^^^^^
[INFO] [stdout]   = note: this warning originates in the derive macro `DagCbor` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this function depends on never type fallback being `()`
[INFO] [stdout]   --> src/siwe_cacao.rs:82:21
[INFO] [stdout]    |
[INFO] [stdout] 82 |     #[derive(Clone, DagCbor)]
[INFO] [stdout]    |                     ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in Rust 2024 and in a future release in all editions!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2024/never-type-fallback.html>
[INFO] [stdout]    = help: specify the types explicitly
[INFO] [stdout] note: in edition 2024, the requirement `!: libipld::prelude::Decode<libipld::libipld_cbor::DagCborCodec>` will fail
[INFO] [stdout]   --> src/siwe_cacao.rs:82:21
[INFO] [stdout]    |
[INFO] [stdout] 82 |     #[derive(Clone, DagCbor)]
[INFO] [stdout]    |                     ^^^^^^^
[INFO] [stdout]    = note: `#[warn(dependency_on_unit_never_type_fallback)]` on by default
[INFO] [stdout]    = note: this warning originates in the derive macro `DagCbor` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this function depends on never type fallback being `()`
[INFO] [stdout]    --> src/siwe_cacao.rs:161:14
[INFO] [stdout]     |
[INFO] [stdout] 161 |     #[derive(DagCbor)]
[INFO] [stdout]     |              ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in Rust 2024 and in a future release in all editions!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2024/never-type-fallback.html>
[INFO] [stdout]     = help: specify the types explicitly
[INFO] [stdout] note: in edition 2024, the requirement `!: libipld::prelude::Decode<libipld::libipld_cbor::DagCborCodec>` will fail
[INFO] [stdout]    --> src/siwe_cacao.rs:161:14
[INFO] [stdout]     |
[INFO] [stdout] 161 |     #[derive(DagCbor)]
[INFO] [stdout]     |              ^^^^^^^
[INFO] [stdout]     = note: this warning originates in the derive macro `DagCbor` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this function depends on never type fallback being `()`
[INFO] [stdout]    --> src/siwe_cacao.rs:329:10
[INFO] [stdout]     |
[INFO] [stdout] 329 | #[derive(DagCbor)]
[INFO] [stdout]     |          ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in Rust 2024 and in a future release in all editions!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2024/never-type-fallback.html>
[INFO] [stdout]     = help: specify the types explicitly
[INFO] [stdout] note: in edition 2024, the requirement `!: libipld::prelude::Decode<libipld::libipld_cbor::DagCborCodec>` will fail
[INFO] [stdout]    --> src/siwe_cacao.rs:329:10
[INFO] [stdout]     |
[INFO] [stdout] 329 | #[derive(DagCbor)]
[INFO] [stdout]     |          ^^^^^^^
[INFO] [stdout]     = note: this warning originates in the derive macro `DagCbor` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this function depends on never type fallback being `()`
[INFO] [stdout]  --> src/lib.rs:9:10
[INFO] [stdout]   |
[INFO] [stdout] 9 | #[derive(DagCbor, Debug, Clone, PartialEq)]
[INFO] [stdout]   |          ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in Rust 2024 and in a future release in all editions!
[INFO] [stdout]   = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2024/never-type-fallback.html>
[INFO] [stdout]   = help: specify the types explicitly
[INFO] [stdout] note: in edition 2024, the requirement `!: libipld::prelude::Decode<libipld::libipld_cbor::DagCborCodec>` will fail
[INFO] [stdout]  --> src/lib.rs:9:10
[INFO] [stdout]   |
[INFO] [stdout] 9 | #[derive(DagCbor, Debug, Clone, PartialEq)]
[INFO] [stdout]   |          ^^^^^^^
[INFO] [stdout]   = note: this warning originates in the derive macro `DagCbor` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1m 26s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: cacaos v0.5.1 (/opt/rustwide/workdir)
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1`
[INFO] running `Command { std: "docker" "inspect" "8fe570aca7b0eb7c66ba5143ca5e21db9fd07e08f35c1ca9a53810198081b316", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8fe570aca7b0eb7c66ba5143ca5e21db9fd07e08f35c1ca9a53810198081b316", kill_on_drop: false }`
[INFO] [stdout] 8fe570aca7b0eb7c66ba5143ca5e21db9fd07e08f35c1ca9a53810198081b316
