[INFO] cloning repository https://github.com/juvenile-bin/rust-lean
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/juvenile-bin/rust-lean" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjuvenile-bin%2Frust-lean", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjuvenile-bin%2Frust-lean'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 6ff1c944ef180d99767e2fdce27c77fcc251eaa3
[INFO] testing juvenile-bin/rust-lean against 1.100.0-beta.1+cargoflags=--release for beta-release-1.100-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjuvenile-bin%2Frust-lean" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/juvenile-bin/rust-lean
[INFO] finished tweaking git repo https://github.com/juvenile-bin/rust-lean
[INFO] tweaked toml for git repo https://github.com/juvenile-bin/rust-lean written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/juvenile-bin/rust-lean on toolchain 1.100.0-beta.1
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.100.0-beta.1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/juvenile-bin/rust-lean 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" "+1.100.0-beta.1" "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/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:77db811e55d90add9212f6832c23229e3de5f1c1f9905e8cb07319ea15df73ac" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 1860fd2d5b397e64478216d5812f8b32b8afa071ca2d269aaacf1ef354f0e675
[INFO] running `Command { std: "docker" "start" "1860fd2d5b397e64478216d5812f8b32b8afa071ca2d269aaacf1ef354f0e675", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1860fd2d5b397e64478216d5812f8b32b8afa071ca2d269aaacf1ef354f0e675", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "1860fd2d5b397e64478216d5812f8b32b8afa071ca2d269aaacf1ef354f0e675" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1860fd2d5b397e64478216d5812f8b32b8afa071ca2d269aaacf1ef354f0e675", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "1860fd2d5b397e64478216d5812f8b32b8afa071ca2d269aaacf1ef354f0e675" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "build" "--frozen" "--message-format=json" "--release", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.118
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling proc-macro2 v1.0.36
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling cc v1.0.73
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling pin-project-lite v0.2.8
[INFO] [stderr]    Compiling syn v1.0.86
[INFO] [stderr]    Compiling parking_lot_core v0.8.5
[INFO] [stderr]    Compiling pkg-config v0.3.24
[INFO] [stderr]    Compiling instant v0.1.12
[INFO] [stderr]    Compiling bytes v1.1.0
[INFO] [stderr]    Compiling smallvec v1.8.0
[INFO] [stderr]    Compiling futures-core v0.3.21
[INFO] [stderr]    Compiling once_cell v1.9.0
[INFO] [stderr]    Compiling scopeguard v1.1.0
[INFO] [stderr]    Compiling itoa v1.0.1
[INFO] [stderr]    Compiling futures-task v0.3.21
[INFO] [stderr]    Compiling lock_api v0.4.6
[INFO] [stderr]    Compiling fnv v1.0.7
[INFO] [stderr]    Compiling openssl v0.10.38
[INFO] [stderr]    Compiling foreign-types-shared v0.1.1
[INFO] [stderr]    Compiling futures-util v0.3.21
[INFO] [stderr]    Compiling tracing-core v0.1.22
[INFO] [stderr]    Compiling foreign-types v0.3.2
[INFO] [stderr]    Compiling httparse v1.6.0
[INFO] [stderr]    Compiling native-tls v0.2.8
[INFO] [stderr]    Compiling matches v0.1.9
[INFO] [stderr]    Compiling futures-channel v0.3.21
[INFO] [stderr]    Compiling serde v1.0.136
[INFO] [stderr]    Compiling tinyvec_macros v0.1.0
[INFO] [stderr]    Compiling hashbrown v0.11.2
[INFO] [stderr]    Compiling futures-io v0.3.21
[INFO] [stderr]    Compiling futures-sink v0.3.21
[INFO] [stderr]    Compiling indexmap v1.8.0
[INFO] [stderr]    Compiling slab v0.4.5
[INFO] [stderr]    Compiling tinyvec v1.5.1
[INFO] [stderr]    Compiling percent-encoding v2.1.0
[INFO] [stderr]    Compiling try-lock v0.2.3
[INFO] [stderr]    Compiling openssl-probe v0.1.5
[INFO] [stderr]    Compiling quote v1.0.15
[INFO] [stderr]    Compiling want v0.3.0
[INFO] [stderr]    Compiling http v0.2.6
[INFO] [stderr]    Compiling form_urlencoded v1.0.1
[INFO] [stderr]    Compiling ryu v1.0.9
[INFO] [stderr]    Compiling num_cpus v1.13.1
[INFO] [stderr]    Compiling signal-hook-registry v1.4.0
[INFO] [stderr]    Compiling mio v0.7.14
[INFO] [stderr]    Compiling tracing v0.1.30
[INFO] [stderr]    Compiling parking_lot v0.11.2
[INFO] [stderr]    Compiling socket2 v0.4.4
[INFO] [stderr]    Compiling httpdate v1.0.2
[INFO] [stderr]    Compiling encoding_rs v0.8.30
[INFO] [stderr]    Compiling openssl-sys v0.9.72
[INFO] [stderr]    Compiling unicode-normalization v0.1.19
[INFO] [stderr]    Compiling unicode-bidi v0.3.7
[INFO] [stderr]    Compiling tower-service v0.3.1
[INFO] [stderr]    Compiling serde_json v1.0.79
[INFO] [stderr]    Compiling smawk v0.3.1
[INFO] [stderr]    Compiling unicode-width v0.1.9
[INFO] [stderr]    Compiling textwrap v0.13.4
[INFO] [stderr]    Compiling base64 v0.13.0
[INFO] [stderr]    Compiling ipnet v2.3.1
[INFO] [stderr]    Compiling smallvec v0.4.5
[INFO] [stderr]    Compiling mime v0.3.16
[INFO] [stderr]    Compiling ferris-says v0.2.1
[INFO] [stderr]    Compiling idna v0.2.3
[INFO] [stderr]    Compiling url v2.2.2
[INFO] [stderr]    Compiling http-body v0.4.4
[INFO] [stderr]    Compiling tokio-macros v1.7.0
[INFO] [stderr]    Compiling serde_urlencoded v0.7.1
[INFO] [stderr]    Compiling tokio v1.16.1
[INFO] [stderr]    Compiling tokio-util v0.6.9
[INFO] [stderr]    Compiling tokio-native-tls v0.3.0
[INFO] [stderr]    Compiling h2 v0.3.11
[INFO] [stderr]    Compiling hyper v0.14.17
[INFO] [stderr]    Compiling hyper-tls v0.5.0
[INFO] [stderr]    Compiling reqwest v0.11.9
[INFO] [stderr]    Compiling rs-lean v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0277]: the trait bound `!: serde::de::DeserializeOwned` is not satisfied
[INFO] [stdout]    --> src/main.rs:241:11
[INFO] [stdout]     |
[INFO] [stdout] 241 |         ?.json()
[INFO] [stdout]     |           ^^^^ the trait `for<'de> serde::de::Deserialize<'de>` is not implemented for `!`
[INFO] [stdout]     |
[INFO] [stdout]     = help: the following other types implement trait `serde::de::Deserialize<'de>`:
[INFO] [stdout]               &'a Path
[INFO] [stdout]               &'a [u8]
[INFO] [stdout]               &'a str
[INFO] [stdout]               ()
[INFO] [stdout]               (T0, T1)
[INFO] [stdout]               (T0, T1, T2)
[INFO] [stdout]               (T0, T1, T2, T3)
[INFO] [stdout]               (T0, T1, T2, T3, T4)
[INFO] [stdout]             and 127 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 `serde::de::DeserializeOwned`
[INFO] [stdout] note: required by a bound in `reqwest::Response::json`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/reqwest-0.11.9/src/async_impl/response.rs:242:26
[INFO] [stdout]     |
[INFO] [stdout]  37 | impl Response {
[INFO] [stdout] ...
[INFO] [stdout] 242 |     pub async fn json<T: DeserializeOwned>(self) -> crate::Result<T> {
[INFO] [stdout]     |                          ^^^^^^^^^^^^^^^^ required by this bound in `Response::json`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0277`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rs-lean` (bin "rs-lean") due to 1 previous error
[INFO] [stderr] warning: unused dependency `ferris-says`
[INFO] [stderr]  --> Cargo.toml:2:1
[INFO] [stderr]   |
[INFO] [stderr] 2 | ferris-says = "0.2"
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `cargo::unused_dependencies` is set to `warn` by default
[INFO] [stderr] help: consider removing the dependency on `ferris-says`
[INFO] [stderr] warning: `rs-lean` (manifest) generated 1 warning
[INFO] running `Command { std: "docker" "inspect" "1860fd2d5b397e64478216d5812f8b32b8afa071ca2d269aaacf1ef354f0e675", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1860fd2d5b397e64478216d5812f8b32b8afa071ca2d269aaacf1ef354f0e675", kill_on_drop: false }`
[INFO] [stdout] 1860fd2d5b397e64478216d5812f8b32b8afa071ca2d269aaacf1ef354f0e675