[INFO] fetching crate repr-with-fallback 0.1.1...
[INFO] testing repr-with-fallback-0.1.1 against 1.90.0 for beta-1.91-3
[INFO] extracting crate repr-with-fallback 0.1.1 into /workspace/builds/worker-2-tc1/source
[INFO] started tweaking crates.io crate repr-with-fallback 0.1.1
[INFO] finished tweaking crates.io crate repr-with-fallback 0.1.1
[INFO] tweaked toml for crates.io crate repr-with-fallback 0.1.1 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate repr-with-fallback 0.1.1 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 4 packages to latest compatible versions
[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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 2f1cdb6121cf338642ce77c16186ffca96b541ac0747610bc2b6d0c274d3d14c
[INFO] running `Command { std: "docker" "start" "-a" "2f1cdb6121cf338642ce77c16186ffca96b541ac0747610bc2b6d0c274d3d14c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2f1cdb6121cf338642ce77c16186ffca96b541ac0747610bc2b6d0c274d3d14c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2f1cdb6121cf338642ce77c16186ffca96b541ac0747610bc2b6d0c274d3d14c", kill_on_drop: false }`
[INFO] [stdout] 2f1cdb6121cf338642ce77c16186ffca96b541ac0747610bc2b6d0c274d3d14c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 7e7987c8929e775867411d7b6d05f4884c2b6c99ccf56fa0fd5e4c0504d7e8db
[INFO] running `Command { std: "docker" "start" "-a" "7e7987c8929e775867411d7b6d05f4884c2b6c99ccf56fa0fd5e4c0504d7e8db", kill_on_drop: false }`
[INFO] [stderr]    Compiling repr-with-fallback v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.51s
[INFO] running `Command { std: "docker" "inspect" "7e7987c8929e775867411d7b6d05f4884c2b6c99ccf56fa0fd5e4c0504d7e8db", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7e7987c8929e775867411d7b6d05f4884c2b6c99ccf56fa0fd5e4c0504d7e8db", kill_on_drop: false }`
[INFO] [stdout] 7e7987c8929e775867411d7b6d05f4884c2b6c99ccf56fa0fd5e4c0504d7e8db
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] ad7bace802548ac3c17534dbb7fba45a2025c981021f2263f28adea0626a51ce
[INFO] running `Command { std: "docker" "start" "-a" "ad7bace802548ac3c17534dbb7fba45a2025c981021f2263f28adea0626a51ce", kill_on_drop: false }`
[INFO] [stderr]    Compiling repr-with-fallback v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.56s
[INFO] running `Command { std: "docker" "inspect" "ad7bace802548ac3c17534dbb7fba45a2025c981021f2263f28adea0626a51ce", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ad7bace802548ac3c17534dbb7fba45a2025c981021f2263f28adea0626a51ce", kill_on_drop: false }`
[INFO] [stdout] ad7bace802548ac3c17534dbb7fba45a2025c981021f2263f28adea0626a51ce
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] bbae9f3c2930e18a52206aa19d69b8ef02b80df08f0de7e4f275341dfe3a3e75
[INFO] running `Command { std: "docker" "start" "-a" "bbae9f3c2930e18a52206aa19d69b8ef02b80df08f0de7e4f275341dfe3a3e75", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/repr_with_fallback-e90792a47e3a89b0)
[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 repr_with_fallback
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/lib.rs - (line 36) ... FAILED
[INFO] [stdout] test src/lib.rs - (line 5) ... ok
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/lib.rs - (line 36) stdout ----
[INFO] [stdout] error: cannot find macro `repr_with_fallback` in this scope
[INFO] [stdout]  --> src/lib.rs:38:1
[INFO] [stdout]   |
[INFO] [stdout] 5 | repr_with_fallback! {
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout] note: `repr_with_fallback` is imported here, but it is a crate, not a macro
[INFO] [stdout]  --> src/lib.rs:36:1
[INFO] [stdout]   |
[INFO] [stdout] 3 | extern crate r#repr_with_fallback;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] help: consider importing this macro
[INFO] [stdout]   |
[INFO] [stdout] 2 + use repr_with_fallback::repr_with_fallback;
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `Strings`
[INFO] [stdout]   --> src/lib.rs:49:23
[INFO] [stdout]    |
[INFO] [stdout] 16 | let s: &'static str = Strings::Foo.into();
[INFO] [stdout]    |                       ^^^^^^^
[INFO] [stdout]    |                       |
[INFO] [stdout]    |                       use of undeclared type `Strings`
[INFO] [stdout]    |                       help: a struct with a similar name exists: `String`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/lib.rs - (line 36)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 1 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.25s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "bbae9f3c2930e18a52206aa19d69b8ef02b80df08f0de7e4f275341dfe3a3e75", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bbae9f3c2930e18a52206aa19d69b8ef02b80df08f0de7e4f275341dfe3a3e75", kill_on_drop: false }`
[INFO] [stdout] bbae9f3c2930e18a52206aa19d69b8ef02b80df08f0de7e4f275341dfe3a3e75