[INFO] fetching crate stackstring 0.3.1...
[INFO] checking stackstring-0.3.1 against master#9610dfe5a9a731ced1ea4923ecbd0c57fe367898 for beta-170-4
[INFO] extracting crate stackstring 0.3.1 into /workspace/builds/worker-7-tc1/source
[INFO] validating manifest of crates.io crate stackstring 0.3.1 on toolchain 9610dfe5a9a731ced1ea4923ecbd0c57fe367898
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9610dfe5a9a731ced1ea4923ecbd0c57fe367898" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate stackstring 0.3.1
[INFO] finished tweaking crates.io crate stackstring 0.3.1
[INFO] tweaked toml for crates.io crate stackstring 0.3.1 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] crate crates.io crate stackstring 0.3.1 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" "+9610dfe5a9a731ced1ea4923ecbd0c57fe367898" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded serde_derive v1.0.149
[INFO] [stderr]   Downloaded serde v1.0.149
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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@sha256:19e73879b68f455e41552ea35293514db52ea292d993f571636dbffedb77a1ee" "/opt/rustwide/cargo-home/bin/cargo" "+9610dfe5a9a731ced1ea4923ecbd0c57fe367898" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 903a07802b0a084088f88e52828b13eda9ee4804783f172cf810c211d27fd98d
[INFO] running `Command { std: "docker" "start" "-a" "903a07802b0a084088f88e52828b13eda9ee4804783f172cf810c211d27fd98d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "903a07802b0a084088f88e52828b13eda9ee4804783f172cf810c211d27fd98d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "903a07802b0a084088f88e52828b13eda9ee4804783f172cf810c211d27fd98d", kill_on_drop: false }`
[INFO] [stdout] 903a07802b0a084088f88e52828b13eda9ee4804783f172cf810c211d27fd98d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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@sha256:19e73879b68f455e41552ea35293514db52ea292d993f571636dbffedb77a1ee" "/opt/rustwide/cargo-home/bin/cargo" "+9610dfe5a9a731ced1ea4923ecbd0c57fe367898" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ee36cbffc1a31899b23200ec1be6686a348c867eafb3eafac794fe7d83688888
[INFO] running `Command { std: "docker" "start" "-a" "ee36cbffc1a31899b23200ec1be6686a348c867eafb3eafac794fe7d83688888", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.47
[INFO] [stderr]    Compiling quote v1.0.21
[INFO] [stderr]    Compiling syn v1.0.105
[INFO] [stderr]    Compiling serde_derive v1.0.149
[INFO] [stderr]    Compiling serde v1.0.149
[INFO] [stderr]    Compiling serde_json v1.0.89
[INFO] [stderr]     Checking ryu v1.0.11
[INFO] [stderr]     Checking stackstring v0.3.1 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `rkyv`
[INFO] [stdout]  --> examples/rkyv.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use rkyv::{
[INFO] [stdout]   |     ^^^^ use of undeclared crate or module `rkyv`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `rkyv`
[INFO] [stdout]  --> examples/rkyv.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use rkyv::{
[INFO] [stdout]   |     ^^^^ use of undeclared crate or module `rkyv`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot determine resolution for the derive macro `Archive`
[INFO] [stdout]   --> examples/rkyv.rs:10:10
[INFO] [stdout]    |
[INFO] [stdout] 10 | #[derive(Archive, Deserialize, Serialize, PartialEq, Debug)]
[INFO] [stdout]    |          ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: import resolution is stuck, try simplifying macro imports
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot determine resolution for the derive macro `Deserialize`
[INFO] [stdout]   --> examples/rkyv.rs:10:19
[INFO] [stdout]    |
[INFO] [stdout] 10 | #[derive(Archive, Deserialize, Serialize, PartialEq, Debug)]
[INFO] [stdout]    |                   ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: import resolution is stuck, try simplifying macro imports
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot determine resolution for the derive macro `Serialize`
[INFO] [stdout]   --> examples/rkyv.rs:10:32
[INFO] [stdout]    |
[INFO] [stdout] 10 | #[derive(Archive, Deserialize, Serialize, PartialEq, Debug)]
[INFO] [stdout]    |                                ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: import resolution is stuck, try simplifying macro imports
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 5 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0432, E0433.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `stackstring` (example "rkyv") due to 6 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "ee36cbffc1a31899b23200ec1be6686a348c867eafb3eafac794fe7d83688888", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ee36cbffc1a31899b23200ec1be6686a348c867eafb3eafac794fe7d83688888", kill_on_drop: false }`
[INFO] [stdout] ee36cbffc1a31899b23200ec1be6686a348c867eafb3eafac794fe7d83688888
