[INFO] fetching crate gemfreely 0.1.9...
[INFO] checking gemfreely-0.1.9 against try#5ec4d3b0c83717313176eefa7d71e9d36dc83355 for 155501-infallible-never-no-reservation
[INFO] extracting crate gemfreely 0.1.9 into /workspace/builds/worker-7-tc2/source
[INFO] started tweaking crates.io crate gemfreely 0.1.9
[INFO] finished tweaking crates.io crate gemfreely 0.1.9
[INFO] tweaked toml for crates.io crate gemfreely 0.1.9 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate gemfreely 0.1.9 on toolchain 5ec4d3b0c83717313176eefa7d71e9d36dc83355
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+5ec4d3b0c83717313176eefa7d71e9d36dc83355" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate gemfreely 0.1.9 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+5ec4d3b0c83717313176eefa7d71e9d36dc83355" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+5ec4d3b0c83717313176eefa7d71e9d36dc83355" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0f3bfa6791b6b2fab923504809c1c0f5a6b457a258901ee7f91d296a6a4ababb
[INFO] running `Command { std: "docker" "start" "-a" "0f3bfa6791b6b2fab923504809c1c0f5a6b457a258901ee7f91d296a6a4ababb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0f3bfa6791b6b2fab923504809c1c0f5a6b457a258901ee7f91d296a6a4ababb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0f3bfa6791b6b2fab923504809c1c0f5a6b457a258901ee7f91d296a6a4ababb", kill_on_drop: false }`
[INFO] [stdout] 0f3bfa6791b6b2fab923504809c1c0f5a6b457a258901ee7f91d296a6a4ababb
[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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+5ec4d3b0c83717313176eefa7d71e9d36dc83355" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 498a5cab342f4be944c1de6a13b92d3966c18cdf70d6718e083ffa31fc01cce9
[INFO] running `Command { std: "docker" "start" "-a" "498a5cab342f4be944c1de6a13b92d3966c18cdf70d6718e083ffa31fc01cce9", kill_on_drop: false }`
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[INFO] [stderr]     Checking writefreely_client v0.2.0
[INFO] [stdout] error[E0277]: the trait bound `!: DeserializeOwned` is not satisfied
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/writefreely_client-0.2.0/src/api/collections.rs:334:14
[INFO] [stdout]     |
[INFO] [stdout] 334 |             .post(&format!("/collections/{alias}"), update_req)
[INFO] [stdout]     |              ^^^^ the trait `for<'de> Deserialize<'de>` is not implemented for `!`
[INFO] [stdout]     |
[INFO] [stdout]     = help: the following other types implement trait `Deserialize<'de>`:
[INFO] [stdout]               &'a Path
[INFO] [stdout]               &'a [u8]
[INFO] [stdout]               &'a str
[INFO] [stdout]               ()
[INFO] [stdout]               (T,)
[INFO] [stdout]               (T0, T1)
[INFO] [stdout]               (T0, T1, T2)
[INFO] [stdout]               (T0, T1, T2, T3)
[INFO] [stdout]             and 166 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: required for `!` to implement `DeserializeOwned`
[INFO] [stdout] note: required by a bound in `ClientApi::<'a>::post`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/writefreely_client-0.2.0/src/api/client.rs:124:26
[INFO] [stdout]     |
[INFO] [stdout] 124 |     pub async fn post<T: de::DeserializeOwned, D: Serialize, S: AsRef<str>>(
[INFO] [stdout]     |                          ^^^^^^^^^^^^^^^^^^^^ required by this bound in `ClientApi::<'a>::post`
[INFO] [stdout]     = note: the full name for the type has been written to '/opt/rustwide/target/debug/deps/writefreely_client-ce4892f4d16cf615.long-type-7994750354063274311.txt'
[INFO] [stdout]     = note: consider using `--verbose` to print the full type name to the console
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0277`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `writefreely_client` (lib) due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "498a5cab342f4be944c1de6a13b92d3966c18cdf70d6718e083ffa31fc01cce9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "498a5cab342f4be944c1de6a13b92d3966c18cdf70d6718e083ffa31fc01cce9", kill_on_drop: false }`
[INFO] [stdout] 498a5cab342f4be944c1de6a13b92d3966c18cdf70d6718e083ffa31fc01cce9
