[INFO] fetching crate saleae 0.1.0...
[INFO] testing saleae-0.1.0 against try#2440211fe03bc45c89b6dc1a3df18382ce91e32b for pr-146098-1
[INFO] extracting crate saleae 0.1.0 into /workspace/builds/worker-1-tc2/source
[INFO] started tweaking crates.io crate saleae 0.1.0
[INFO] finished tweaking crates.io crate saleae 0.1.0
[INFO] tweaked toml for crates.io crate saleae 0.1.0 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate saleae 0.1.0 on toolchain 2440211fe03bc45c89b6dc1a3df18382ce91e32b
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate saleae 0.1.0 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" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ce70f712075b40b432e9527fcb71c53614358a82ca12cf9deb72951678dbe1e0
[INFO] running `Command { std: "docker" "start" "-a" "ce70f712075b40b432e9527fcb71c53614358a82ca12cf9deb72951678dbe1e0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ce70f712075b40b432e9527fcb71c53614358a82ca12cf9deb72951678dbe1e0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ce70f712075b40b432e9527fcb71c53614358a82ca12cf9deb72951678dbe1e0", kill_on_drop: false }`
[INFO] [stdout] ce70f712075b40b432e9527fcb71c53614358a82ca12cf9deb72951678dbe1e0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 996cd451ade1ecd05fe3283643962df40af0b5a1075d4b09314878c340c2ca82
[INFO] running `Command { std: "docker" "start" "-a" "996cd451ade1ecd05fe3283643962df40af0b5a1075d4b09314878c340c2ca82", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.19
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling syn v1.0.38
[INFO] [stderr]    Compiling ident_case v1.0.1
[INFO] [stderr]    Compiling fnv v1.0.7
[INFO] [stderr]    Compiling strsim v0.9.3
[INFO] [stderr]    Compiling anyhow v1.0.32
[INFO] [stderr]    Compiling proc-macro-hack v0.5.18
[INFO] [stderr]    Compiling enum_derive v0.1.7
[INFO] [stderr]    Compiling custom_derive v0.1.7
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]    Compiling darling_core v0.10.2
[INFO] [stderr]    Compiling darling_macro v0.10.2
[INFO] [stderr]    Compiling darling v0.10.2
[INFO] [stderr]    Compiling faux_macros v0.0.4
[INFO] [stderr]    Compiling faux v0.0.4
[INFO] [stdout] error[E0606]: casting `*mut dyn FnMut(()) + Send` as `*mut dyn FnMut(I) -> O` is invalid
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/faux-0.0.4/src/mock.rs:64:34
[INFO] [stdout]    |
[INFO] [stdout] 64 |                   let mock = &mut *(mock as *mut (dyn std::ops::FnMut(()) + std::marker::Send)
[INFO] [stdout]    |  __________________________________^
[INFO] [stdout] 65 | |                     as *mut dyn std::ops::FnMut(I) -> O);
[INFO] [stdout]    | |________________________________________________________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: the trait objects may have different vtables
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0606`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `faux` (lib) due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "996cd451ade1ecd05fe3283643962df40af0b5a1075d4b09314878c340c2ca82", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "996cd451ade1ecd05fe3283643962df40af0b5a1075d4b09314878c340c2ca82", kill_on_drop: false }`
[INFO] [stdout] 996cd451ade1ecd05fe3283643962df40af0b5a1075d4b09314878c340c2ca82