[INFO] fetching crate persian-rug_derive 0.1.3...
[INFO] testing persian-rug_derive-0.1.3 against 1.90.0 for beta-1.91-3
[INFO] extracting crate persian-rug_derive 0.1.3 into /workspace/builds/worker-7-tc1/source
[INFO] started tweaking crates.io crate persian-rug_derive 0.1.3
[INFO] finished tweaking crates.io crate persian-rug_derive 0.1.3
[INFO] tweaked toml for crates.io crate persian-rug_derive 0.1.3 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate persian-rug_derive 0.1.3 on toolchain 1.90.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "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" "+1.90.0" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 5 packages to latest compatible versions
[INFO] [stderr]       Adding convert_case v0.5.0 (available: v0.8.0)
[INFO] [stderr]       Adding syn v1.0.109 (available: v2.0.106)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded convert_case v0.5.0
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 486eefa313ccf1520eec00151d2f5157381fe0f21f6fd407880673b33b176dee
[INFO] running `Command { std: "docker" "start" "-a" "486eefa313ccf1520eec00151d2f5157381fe0f21f6fd407880673b33b176dee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "486eefa313ccf1520eec00151d2f5157381fe0f21f6fd407880673b33b176dee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "486eefa313ccf1520eec00151d2f5157381fe0f21f6fd407880673b33b176dee", kill_on_drop: false }`
[INFO] [stdout] 486eefa313ccf1520eec00151d2f5157381fe0f21f6fd407880673b33b176dee
[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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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" "+1.90.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 32f12942ecf0691ca82ac36ac25ed0203ca1684bd0285d039f86c486c0638a07
[INFO] running `Command { std: "docker" "start" "-a" "32f12942ecf0691ca82ac36ac25ed0203ca1684bd0285d039f86c486c0638a07", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.101
[INFO] [stderr]    Compiling quote v1.0.41
[INFO] [stderr]    Compiling unicode-ident v1.0.19
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling convert_case v0.5.0
[INFO] [stderr]    Compiling persian-rug_derive v0.1.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 6.27s
[INFO] running `Command { std: "docker" "inspect" "32f12942ecf0691ca82ac36ac25ed0203ca1684bd0285d039f86c486c0638a07", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "32f12942ecf0691ca82ac36ac25ed0203ca1684bd0285d039f86c486c0638a07", kill_on_drop: false }`
[INFO] [stdout] 32f12942ecf0691ca82ac36ac25ed0203ca1684bd0285d039f86c486c0638a07
[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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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" "+1.90.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 96857fad61f095d46baf9d536b419dd5f551a64adedab101bef55aa720711173
[INFO] running `Command { std: "docker" "start" "-a" "96857fad61f095d46baf9d536b419dd5f551a64adedab101bef55aa720711173", kill_on_drop: false }`
[INFO] [stderr]    Compiling persian-rug_derive v0.1.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.82s
[INFO] running `Command { std: "docker" "inspect" "96857fad61f095d46baf9d536b419dd5f551a64adedab101bef55aa720711173", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "96857fad61f095d46baf9d536b419dd5f551a64adedab101bef55aa720711173", kill_on_drop: false }`
[INFO] [stdout] 96857fad61f095d46baf9d536b419dd5f551a64adedab101bef55aa720711173
[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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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" "+1.90.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 7bcd3e96871a712a6d9f6ce44363300cbbed989912c9e265892d24a9086d0cee
[INFO] running `Command { std: "docker" "start" "-a" "7bcd3e96871a712a6d9f6ce44363300cbbed989912c9e265892d24a9086d0cee", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/persian_rug_derive-c406e79cdc96a96c)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests persian_rug_derive
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test src/lib.rs - contextual (line 385) ... FAILED
[INFO] [stdout] test src/lib.rs - constraints (line 94) ... FAILED
[INFO] [stdout] test src/lib.rs - contextual (line 394) ... FAILED
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] [stdout] test src/lib.rs - persian_rug (line 173) ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/lib.rs - contextual (line 385) stdout ----
[INFO] [stdout] error[E0432]: unresolved import `persian_rug`
[INFO] [stdout]  --> src/lib.rs:386:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use persian_rug::{contextual, Context};
[INFO] [stdout]   |     ^^^^^^^^^^^ use of unresolved module or unlinked crate `persian_rug`
[INFO] [stdout]   |
[INFO] [stdout]   = help: if you wanted to use a crate named `persian_rug`, use `cargo add persian_rug` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs - constraints (line 94) stdout ----
[INFO] [stdout] error[E0432]: unresolved import `persian_rug`
[INFO] [stdout]  --> src/lib.rs:95:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use persian_rug::{contextual, Context, Mutator, Proxy};
[INFO] [stdout]   |     ^^^^^^^^^^^ use of unresolved module or unlinked crate `persian_rug`
[INFO] [stdout]   |
[INFO] [stdout]   = help: if you wanted to use a crate named `persian_rug`, use `cargo add persian_rug` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of unresolved module or unlinked crate `persian_rug`
[INFO] [stdout]   --> src/lib.rs:107:3
[INFO] [stdout]    |
[INFO] [stdout] 15 | #[persian_rug::constraints(context = C, access(Foo<C>))]
[INFO] [stdout]    |   ^^^^^^^^^^^ use of unresolved module or unlinked crate `persian_rug`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0432, E0433.
[INFO] [stdout] For more information about an error, try `rustc --explain E0432`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs - contextual (line 394) stdout ----
[INFO] [stdout] error[E0432]: unresolved import `persian_rug`
[INFO] [stdout]  --> src/lib.rs:395:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use persian_rug::{Context, Contextual};
[INFO] [stdout]   |     ^^^^^^^^^^^ use of unresolved module or unlinked crate `persian_rug`
[INFO] [stdout]   |
[INFO] [stdout]   = help: if you wanted to use a crate named `persian_rug`, use `cargo add persian_rug` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs - persian_rug (line 173) stdout ----
[INFO] [stdout] error[E0432]: unresolved import `persian_rug`
[INFO] [stdout]  --> src/lib.rs:174:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use persian_rug::{contextual, persian_rug, Proxy};
[INFO] [stdout]   |     ^^^^^^^^^^^ use of unresolved module or unlinked crate `persian_rug`
[INFO] [stdout]   |
[INFO] [stdout]   = help: if you wanted to use a crate named `persian_rug`, use `cargo add persian_rug` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] error: cannot find attribute `table` in this scope
[INFO] [stdout]   --> src/lib.rs:188:16
[INFO] [stdout]    |
[INFO] [stdout] 17 | struct MyRug(#[table] Foo, #[table] Bar);
[INFO] [stdout]    |                ^^^^^ help: a built-in attribute with a similar name exists: `stable`
[INFO] [stdout] 
[INFO] [stdout] error: cannot find attribute `table` in this scope
[INFO] [stdout]   --> src/lib.rs:188:30
[INFO] [stdout]    |
[INFO] [stdout] 17 | struct MyRug(#[table] Foo, #[table] Bar);
[INFO] [stdout]    |                              ^^^^^ help: a built-in attribute with a similar name exists: `stable`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 3 previous errors
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/lib.rs - constraints (line 94)
[INFO] [stdout]     src/lib.rs - contextual (line 385)
[INFO] [stdout]     src/lib.rs - contextual (line 394)
[INFO] [stdout]     src/lib.rs - persian_rug (line 173)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 4 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.24s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "7bcd3e96871a712a6d9f6ce44363300cbbed989912c9e265892d24a9086d0cee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7bcd3e96871a712a6d9f6ce44363300cbbed989912c9e265892d24a9086d0cee", kill_on_drop: false }`
[INFO] [stdout] 7bcd3e96871a712a6d9f6ce44363300cbbed989912c9e265892d24a9086d0cee