[INFO] fetching crate zerofrom-derive 0.1.8...
[INFO] testing zerofrom-derive-0.1.8 against 1.99.0-beta.8+cargoflags=--release for beta-release-1.100-2
[INFO] extracting crate zerofrom-derive 0.1.8 into /workspace/builds/worker-0-tc1/source
[INFO] started tweaking crates.io crate zerofrom-derive 0.1.8
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate zerofrom-derive 0.1.8
[INFO] tweaked toml for crates.io crate zerofrom-derive 0.1.8 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate zerofrom-derive 0.1.8 on toolchain 1.99.0-beta.8
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.99.0-beta.8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate zerofrom-derive 0.1.8 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" "+1.99.0-beta.8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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] 0a6f291b15d571af1b36cf74c39ba4054af2ccced93b444ba3d2eb5f89ecc073
[INFO] running `Command { std: "docker" "start" "0a6f291b15d571af1b36cf74c39ba4054af2ccced93b444ba3d2eb5f89ecc073", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0a6f291b15d571af1b36cf74c39ba4054af2ccced93b444ba3d2eb5f89ecc073", 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" "0a6f291b15d571af1b36cf74c39ba4054af2ccced93b444ba3d2eb5f89ecc073" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0a6f291b15d571af1b36cf74c39ba4054af2ccced93b444ba3d2eb5f89ecc073", 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" "0a6f291b15d571af1b36cf74c39ba4054af2ccced93b444ba3d2eb5f89ecc073" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "build" "--frozen" "--message-format=json" "--release", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.107
[INFO] [stderr]    Compiling quote v1.0.47
[INFO] [stderr]    Compiling syn v3.0.3
[INFO] [stderr]    Compiling synstructure v0.14.0
[INFO] [stderr]    Compiling zerofrom-derive v0.1.8 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `release` profile [optimized] target(s) in 10.62s
[INFO] running `Command { std: "docker" "inspect" "0a6f291b15d571af1b36cf74c39ba4054af2ccced93b444ba3d2eb5f89ecc073", 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" "0a6f291b15d571af1b36cf74c39ba4054af2ccced93b444ba3d2eb5f89ecc073" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "test" "--frozen" "--no-run" "--message-format=json" "--release", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.107
[INFO] [stderr]    Compiling unicode-ident v1.0.24
[INFO] [stderr]    Compiling quote v1.0.47
[INFO] [stderr]    Compiling zerofrom-derive v0.1.8 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling syn v3.0.3
[INFO] [stderr]    Compiling synstructure v0.14.0
[INFO] [stdout] error[E0433]: cannot find module or crate `zerovec` in this scope
[INFO] [stdout]  --> examples/zf_derive.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 | use zerovec::{maps::ZeroMapKV, ule::AsULE, VarZeroVec, ZeroMap, ZeroVec};
[INFO] [stdout]   |     ^^^^^^^ use of unresolved module or unlinked crate `zerovec`
[INFO] [stdout]   |
[INFO] [stdout]   = help: if you wanted to use a crate named `zerovec`, use `cargo add zerovec` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `zerofrom`
[INFO] [stdout]  --> examples/zf_derive.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | use zerofrom::ZeroFrom;
[INFO] [stdout]   |     ^^^^^^^^ use of unresolved module or unlinked crate `zerofrom`
[INFO] [stdout]   |
[INFO] [stdout]   = help: if you wanted to use a crate named `zerofrom`, use `cargo add zerofrom` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `zerovec`
[INFO] [stdout]  --> examples/zf_derive.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 | use zerovec::{maps::ZeroMapKV, ule::AsULE, VarZeroVec, ZeroMap, ZeroVec};
[INFO] [stdout]   |     ^^^^^^^ use of unresolved module or unlinked crate `zerovec`
[INFO] [stdout]   |
[INFO] [stdout]   = help: if you wanted to use a crate named `zerovec`, use `cargo add zerovec` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find attribute `zerofrom` in this scope
[INFO] [stdout]   --> examples/zf_derive.rs:90:3
[INFO] [stdout]    |
[INFO] [stdout] 90 | #[zerofrom(may_borrow(T, Q))] // instead of treating T as a copy type, we want to allow zerofromming T too
[INFO] [stdout]    |   ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: `zerofrom` is an attribute that can be used by the derive macro `ZeroFrom`, you might be missing a `derive` attribute
[INFO] [stdout]    |
[INFO] [stdout] 91 + #[derive(ZeroFrom)]
[INFO] [stdout] 92 | struct GenericsThatAreAlsoZf<T, Q: ?Sized, Ignored: ?Sized> {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find attribute `zerofrom` in this scope
[INFO] [stdout]   --> examples/zf_derive.rs:86:11
[INFO] [stdout]    |
[INFO] [stdout] 86 |     Cow(#[zerofrom(clone)] Cow<'data, str>),
[INFO] [stdout]    |           ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: `zerofrom` is an attribute that can be used by the derive macro `ZeroFrom`, you might be missing a `derive` attribute
[INFO] [stdout]    |
[INFO] [stdout] 85 + #[derive(ZeroFrom)]
[INFO] [stdout] 86 | enum CloningZF3<'data> {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find attribute `zerofrom` in this scope
[INFO] [stdout]   --> examples/zf_derive.rs:80:7
[INFO] [stdout]    |
[INFO] [stdout] 80 |     #[zerofrom(clone)] // Cow is ZeroFrom, but we force a clone
[INFO] [stdout]    |       ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `zerofrom` is an attribute that can be used by the derive macro `ZeroFrom`, you might be missing a `derive` attribute
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find attribute `zerofrom` in this scope
[INFO] [stdout]   --> examples/zf_derive.rs:74:7
[INFO] [stdout]    |
[INFO] [stdout] 74 |     #[zerofrom(clone)] // Vec is not ZeroFrom, so it needs to be cloned
[INFO] [stdout]    |       ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `zerofrom` is an attribute that can be used by the derive macro `ZeroFrom`, you might be missing a `derive` attribute
[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 `zerofrom-derive` (example "zf_derive") due to 7 previous errors
[INFO] running `Command { std: "docker" "inspect" "0a6f291b15d571af1b36cf74c39ba4054af2ccced93b444ba3d2eb5f89ecc073", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0a6f291b15d571af1b36cf74c39ba4054af2ccced93b444ba3d2eb5f89ecc073", kill_on_drop: false }`
[INFO] [stdout] 0a6f291b15d571af1b36cf74c39ba4054af2ccced93b444ba3d2eb5f89ecc073
