[INFO] fetching crate cowlang-derive 0.1.0...
[INFO] testing cowlang-derive-0.1.0 against try#b83b707f97d809763b7861afa7638871f3339a33 for pr-145838-1
[INFO] extracting crate cowlang-derive 0.1.0 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate cowlang-derive 0.1.0
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate cowlang-derive 0.1.0
[INFO] tweaked toml for crates.io crate cowlang-derive 0.1.0 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate cowlang-derive 0.1.0 on toolchain b83b707f97d809763b7861afa7638871f3339a33
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 4 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 14194beed8f536548533f07f1aa84d4384e80afd162829a1414646df712ae7ae
[INFO] running `Command { std: "docker" "start" "-a" "14194beed8f536548533f07f1aa84d4384e80afd162829a1414646df712ae7ae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "14194beed8f536548533f07f1aa84d4384e80afd162829a1414646df712ae7ae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "14194beed8f536548533f07f1aa84d4384e80afd162829a1414646df712ae7ae", kill_on_drop: false }`
[INFO] [stdout] 14194beed8f536548533f07f1aa84d4384e80afd162829a1414646df712ae7ae
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5483f94c67f8a02e7357ec93c5afd899fa4e4473fd0fca4a49aba4ea7e9e6f2c
[INFO] running `Command { std: "docker" "start" "-a" "5483f94c67f8a02e7357ec93c5afd899fa4e4473fd0fca4a49aba4ea7e9e6f2c", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.101
[INFO] [stderr]    Compiling unicode-ident v1.0.18
[INFO] [stderr]    Compiling quote v1.0.40
[INFO] [stderr]    Compiling syn v2.0.106
[INFO] [stderr]    Compiling cowlang-derive v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.90s
[INFO] running `Command { std: "docker" "inspect" "5483f94c67f8a02e7357ec93c5afd899fa4e4473fd0fca4a49aba4ea7e9e6f2c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5483f94c67f8a02e7357ec93c5afd899fa4e4473fd0fca4a49aba4ea7e9e6f2c", kill_on_drop: false }`
[INFO] [stdout] 5483f94c67f8a02e7357ec93c5afd899fa4e4473fd0fca4a49aba4ea7e9e6f2c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 28f9fa6f9f6439a472527c951b8ce850358a85f953c4469a294c0f0405ff1d4e
[INFO] running `Command { std: "docker" "start" "-a" "28f9fa6f9f6439a472527c951b8ce850358a85f953c4469a294c0f0405ff1d4e", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.101
[INFO] [stderr]    Compiling unicode-ident v1.0.18
[INFO] [stderr]    Compiling quote v1.0.40
[INFO] [stderr]    Compiling syn v2.0.106
[INFO] [stderr]    Compiling cowlang-derive v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0432]: unresolved import `cowlang`
[INFO] [stdout]  --> tests/main.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use cowlang::{compile_string, Interpreter, Value};
[INFO] [stdout]   |     ^^^^^^^ use of unresolved module or unlinked crate `cowlang`
[INFO] [stdout]   |
[INFO] [stdout]   = help: if you wanted to use a crate named `cowlang`, use `cargo add cowlang` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of unresolved module or unlinked crate `cowlang`
[INFO] [stdout]   --> tests/main.rs:20:1
[INFO] [stdout]    |
[INFO] [stdout] 20 | #[cow_module]
[INFO] [stdout]    | ^^^^^^^^^^^^^ use of unresolved module or unlinked crate `cowlang`
[INFO] [stdout]    |
[INFO] [stdout]    = help: if you wanted to use a crate named `cowlang`, use `cargo add cowlang` to add it to your `Cargo.toml`
[INFO] [stdout]    = note: this error originates in the attribute macro `cow_module` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition value: `foo`
[INFO] [stdout]   --> tests/main.rs:39:11
[INFO] [stdout]    |
[INFO] [stdout] 39 |     #[cfg(feature = "foo")]
[INFO] [stdout]    |           ^^^^^^^^^^^^^^^ help: remove the condition
[INFO] [stdout]    |
[INFO] [stdout]    = note: no expected values for `feature`
[INFO] [stdout]    = help: consider adding `foo` as a feature in `Cargo.toml`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]    = note: `#[warn(unexpected_cfgs)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition value: `foo`
[INFO] [stdout]   --> tests/main.rs:44:15
[INFO] [stdout]    |
[INFO] [stdout] 44 |     #[cfg(not(feature = "foo"))]
[INFO] [stdout]    |               ^^^^^^^^^^^^^^^ help: remove the condition
[INFO] [stdout]    |
[INFO] [stdout]    = note: no expected values for `feature`
[INFO] [stdout]    = help: consider adding `foo` as a feature in `Cargo.toml`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[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 `cowlang-derive` (test "main") due to 2 previous errors; 2 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "28f9fa6f9f6439a472527c951b8ce850358a85f953c4469a294c0f0405ff1d4e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "28f9fa6f9f6439a472527c951b8ce850358a85f953c4469a294c0f0405ff1d4e", kill_on_drop: false }`
[INFO] [stdout] 28f9fa6f9f6439a472527c951b8ce850358a85f953c4469a294c0f0405ff1d4e