[INFO] fetching crate musli-common 0.0.110...
[INFO] checking musli-common-0.0.110 against try#88b8a1c6e3a6f6f8a2ed6b6a9a74e0ef1862f72c for pr-154887
[INFO] extracting crate musli-common 0.0.110 into /workspace/builds/worker-3-tc2/source
[INFO] started tweaking crates.io crate musli-common 0.0.110
[INFO] finished tweaking crates.io crate musli-common 0.0.110
[INFO] tweaked toml for crates.io crate musli-common 0.0.110 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate musli-common 0.0.110 on toolchain 88b8a1c6e3a6f6f8a2ed6b6a9a74e0ef1862f72c
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+88b8a1c6e3a6f6f8a2ed6b6a9a74e0ef1862f72c" "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" "+88b8a1c6e3a6f6f8a2ed6b6a9a74e0ef1862f72c" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 18 packages to latest compatible versions
[INFO] [stderr]       Adding musli v0.0.110 (available: v0.0.149)
[INFO] [stderr]       Adding musli-allocator v0.0.110 (available: v0.0.117)
[INFO] [stderr]       Adding rand v0.8.6 (available: v0.10.1)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+88b8a1c6e3a6f6f8a2ed6b6a9a74e0ef1862f72c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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" "+88b8a1c6e3a6f6f8a2ed6b6a9a74e0ef1862f72c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b77724392a6ba08e37e731705eb9165d9b6107f41f6f48fa84d2abeeeb28cacb
[INFO] running `Command { std: "docker" "start" "-a" "b77724392a6ba08e37e731705eb9165d9b6107f41f6f48fa84d2abeeeb28cacb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b77724392a6ba08e37e731705eb9165d9b6107f41f6f48fa84d2abeeeb28cacb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b77724392a6ba08e37e731705eb9165d9b6107f41f6f48fa84d2abeeeb28cacb", kill_on_drop: false }`
[INFO] [stdout] b77724392a6ba08e37e731705eb9165d9b6107f41f6f48fa84d2abeeeb28cacb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+88b8a1c6e3a6f6f8a2ed6b6a9a74e0ef1862f72c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7db9b9844c6d4cc4460b3b6beb4aea594675b19bec6dedb83d4f3a64d6be86dd
[INFO] running `Command { std: "docker" "start" "-a" "7db9b9844c6d4cc4460b3b6beb4aea594675b19bec6dedb83d4f3a64d6be86dd", kill_on_drop: false }`
[INFO] [stderr]    Compiling musli-macros v0.0.110
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.6
[INFO] [stderr]     Checking musli v0.0.110
[INFO] [stdout] error[E0277]: the trait bound `!: Decode<'_, M>` is not satisfied
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/musli-0.0.110/src/impls/net.rs:46:18
[INFO] [stdout]    |
[INFO] [stdout] 46 | #[derive(Encode, Decode)]
[INFO] [stdout]    |                  ^^^^^^ the trait `Decode<'_, M>` is not implemented for `!`
[INFO] [stdout]    |
[INFO] [stdout]    = help: the following other types implement trait `Decode<'de, M>`:
[INFO] [stdout]              &'de CStr
[INFO] [stdout]              &'de [u8]
[INFO] [stdout]              &'de str
[INFO] [stdout]              ()
[INFO] [stdout]              (T0, T1, T2, T3, T4, T5, T6, T7, T8, T9, T10, T11, T12, T13, T14, T15)
[INFO] [stdout]              (T1, T2, T3, T4, T5, T6, T7, T8, T9, T10, T11, T12, T13, T14, T15)
[INFO] [stdout]              (T10, T11, T12, T13, T14, T15)
[INFO] [stdout]              (T11, T12, T13, T14, T15)
[INFO] [stdout]            and 117 others
[INFO] [stdout]    = note: this error might have been caused by changes to Rust's type-inference algorithm (see issue #148922 <https://github.com/rust-lang/rust/issues/148922> for more information)
[INFO] [stdout]    = help: you might have intended to use the type `()` here instead
[INFO] [stdout]    = note: this error originates in the derive macro `Decode` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the trait bound `!: Decode<'_, M>` is not satisfied
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/musli-0.0.110/src/impls/net.rs:135:18
[INFO] [stdout]     |
[INFO] [stdout] 135 | #[derive(Encode, Decode)]
[INFO] [stdout]     |                  ^^^^^^ the trait `Decode<'_, M>` is not implemented for `!`
[INFO] [stdout]     |
[INFO] [stdout]     = help: the following other types implement trait `Decode<'de, M>`:
[INFO] [stdout]               &'de CStr
[INFO] [stdout]               &'de [u8]
[INFO] [stdout]               &'de str
[INFO] [stdout]               ()
[INFO] [stdout]               (T0, T1, T2, T3, T4, T5, T6, T7, T8, T9, T10, T11, T12, T13, T14, T15)
[INFO] [stdout]               (T1, T2, T3, T4, T5, T6, T7, T8, T9, T10, T11, T12, T13, T14, T15)
[INFO] [stdout]               (T10, T11, T12, T13, T14, T15)
[INFO] [stdout]               (T11, T12, T13, T14, T15)
[INFO] [stdout]             and 117 others
[INFO] [stdout]     = note: this error might have been caused by changes to Rust's type-inference algorithm (see issue #148922 <https://github.com/rust-lang/rust/issues/148922> for more information)
[INFO] [stdout]     = help: you might have intended to use the type `()` here instead
[INFO] [stdout]     = note: this error originates in the derive macro `Decode` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the trait bound `!: Decode<'_, M>` is not satisfied
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/musli-0.0.110/src/impls/mod.rs:24:18
[INFO] [stdout]    |
[INFO] [stdout] 24 | #[derive(Encode, Decode)]
[INFO] [stdout]    |                  ^^^^^^ the trait `Decode<'_, M>` is not implemented for `!`
[INFO] [stdout]    |
[INFO] [stdout]    = help: the following other types implement trait `Decode<'de, M>`:
[INFO] [stdout]              &'de CStr
[INFO] [stdout]              &'de [u8]
[INFO] [stdout]              &'de str
[INFO] [stdout]              ()
[INFO] [stdout]              (T0, T1, T2, T3, T4, T5, T6, T7, T8, T9, T10, T11, T12, T13, T14, T15)
[INFO] [stdout]              (T1, T2, T3, T4, T5, T6, T7, T8, T9, T10, T11, T12, T13, T14, T15)
[INFO] [stdout]              (T10, T11, T12, T13, T14, T15)
[INFO] [stdout]              (T11, T12, T13, T14, T15)
[INFO] [stdout]            and 115 others
[INFO] [stdout]    = note: this error might have been caused by changes to Rust's type-inference algorithm (see issue #148922 <https://github.com/rust-lang/rust/issues/148922> for more information)
[INFO] [stdout]    = help: you might have intended to use the type `()` here instead
[INFO] [stdout]    = note: this error originates in the derive macro `Decode` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the trait bound `!: Decode<'_, M>` is not satisfied
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/musli-0.0.110/src/impls/mod.rs:392:18
[INFO] [stdout]     |
[INFO] [stdout] 392 | #[derive(Encode, Decode)]
[INFO] [stdout]     |                  ^^^^^^ the trait `Decode<'_, M>` is not implemented for `!`
[INFO] [stdout]     |
[INFO] [stdout]     = help: the following other types implement trait `Decode<'de, M>`:
[INFO] [stdout]               &'de CStr
[INFO] [stdout]               &'de [u8]
[INFO] [stdout]               &'de str
[INFO] [stdout]               ()
[INFO] [stdout]               (T0, T1, T2, T3, T4, T5, T6, T7, T8, T9, T10, T11, T12, T13, T14, T15)
[INFO] [stdout]               (T1, T2, T3, T4, T5, T6, T7, T8, T9, T10, T11, T12, T13, T14, T15)
[INFO] [stdout]               (T10, T11, T12, T13, T14, T15)
[INFO] [stdout]               (T11, T12, T13, T14, T15)
[INFO] [stdout]             and 115 others
[INFO] [stdout]     = note: this error might have been caused by changes to Rust's type-inference algorithm (see issue #148922 <https://github.com/rust-lang/rust/issues/148922> for more information)
[INFO] [stdout]     = help: you might have intended to use the type `()` here instead
[INFO] [stdout]     = note: this error originates in the derive macro `Decode` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0277`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `musli` (lib) due to 4 previous errors
[INFO] running `Command { std: "docker" "inspect" "7db9b9844c6d4cc4460b3b6beb4aea594675b19bec6dedb83d4f3a64d6be86dd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7db9b9844c6d4cc4460b3b6beb4aea594675b19bec6dedb83d4f3a64d6be86dd", kill_on_drop: false }`
[INFO] [stdout] 7db9b9844c6d4cc4460b3b6beb4aea594675b19bec6dedb83d4f3a64d6be86dd