[INFO] fetching crate realia 0.2.0...
[INFO] testing realia-0.2.0 against 1.55.0 for beta-1.56-1
[INFO] extracting crate realia 0.2.0 into /workspace/builds/worker-106/source
[INFO] validating manifest of crates.io crate realia 0.2.0 on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate realia 0.2.0
[INFO] finished tweaking crates.io crate realia 0.2.0
[INFO] tweaked toml for crates.io crate realia 0.2.0 written to /workspace/builds/worker-106/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-106/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-106/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d696edb22691a741ccd07ef5e465bb609c9ee1193d0b11a66bc17a40eb8626a4
[INFO] running `Command { std: "docker" "start" "-a" "d696edb22691a741ccd07ef5e465bb609c9ee1193d0b11a66bc17a40eb8626a4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d696edb22691a741ccd07ef5e465bb609c9ee1193d0b11a66bc17a40eb8626a4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d696edb22691a741ccd07ef5e465bb609c9ee1193d0b11a66bc17a40eb8626a4", kill_on_drop: false }`
[INFO] [stdout] d696edb22691a741ccd07ef5e465bb609c9ee1193d0b11a66bc17a40eb8626a4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-106/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-106/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" "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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e8699d2ef96512cb32b6bfbac4f923f7cecaa143cb7d9f991b2b8431c49452df
[INFO] running `Command { std: "docker" "start" "-a" "e8699d2ef96512cb32b6bfbac4f923f7cecaa143cb7d9f991b2b8431c49452df", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.76
[INFO] [stderr]    Compiling anyhow v1.0.43
[INFO] [stderr]    Compiling smallvec v1.6.1
[INFO] [stderr]    Compiling target-spec v0.4.1
[INFO] [stderr]    Compiling version-compare v0.0.10
[INFO] [stderr]    Compiling serde_json v1.0.67
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling which v4.2.2
[INFO] [stderr]    Compiling cfg-expr v0.4.1
[INFO] [stderr]    Compiling serde_derive v1.0.130
[INFO] [stderr]    Compiling cargo_metadata v0.10.0
[INFO] [stderr]    Compiling realia v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 19.10s
[INFO] running `Command { std: "docker" "inspect" "e8699d2ef96512cb32b6bfbac4f923f7cecaa143cb7d9f991b2b8431c49452df", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e8699d2ef96512cb32b6bfbac4f923f7cecaa143cb7d9f991b2b8431c49452df", kill_on_drop: false }`
[INFO] [stdout] e8699d2ef96512cb32b6bfbac4f923f7cecaa143cb7d9f991b2b8431c49452df
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-106/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-106/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" "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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0ecee67444da0d63d290f28682d6871966673b3a43b04248ed5f41f5e6f3aa3a
[INFO] running `Command { std: "docker" "start" "-a" "0ecee67444da0d63d290f28682d6871966673b3a43b04248ed5f41f5e6f3aa3a", kill_on_drop: false }`
[INFO] [stderr]    Compiling realia v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0425]: cannot find function `positive` in this scope
[INFO] [stdout]  --> tests/integration.rs:7:13
[INFO] [stdout]   |
[INFO] [stdout] 7 |     assert!(positive());
[INFO] [stdout]   |             ^^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `positive` in this scope
[INFO] [stdout]   --> tests/integration.rs:22:13
[INFO] [stdout]    |
[INFO] [stdout] 22 |     assert!(positive());
[INFO] [stdout]    |             ^^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `positive` in this scope
[INFO] [stdout]    --> tests/integration.rs:133:13
[INFO] [stdout]     |
[INFO] [stdout] 133 |     assert!(positive());
[INFO] [stdout]     |             ^^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `positive` in this scope
[INFO] [stdout]    --> tests/integration.rs:148:13
[INFO] [stdout]     |
[INFO] [stdout] 148 |     assert!(positive());
[INFO] [stdout]     |             ^^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: `attr::Empty` doesn't implement `Debug`
[INFO] [stdout]    --> tests/integration.rs:161:21
[INFO] [stdout]     |
[INFO] [stdout] 161 |     format!("{:?}", Empty {});
[INFO] [stdout]     |                     ^^^^^^^^ `attr::Empty` cannot be formatted using `{:?}`
[INFO] [stdout]     |
[INFO] [stdout]     = help: the trait `Debug` is not implemented for `attr::Empty`
[INFO] [stdout]     = note: add `#[derive(Debug)]` to `attr::Empty` or manually `impl Debug for attr::Empty`
[INFO] [stdout]     = note: this error originates in the macro `$crate::__export::format_args` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 5 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0277, E0425.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0277`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `realia` due to 6 previous errors
[INFO] running `Command { std: "docker" "inspect" "0ecee67444da0d63d290f28682d6871966673b3a43b04248ed5f41f5e6f3aa3a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0ecee67444da0d63d290f28682d6871966673b3a43b04248ed5f41f5e6f3aa3a", kill_on_drop: false }`
[INFO] [stdout] 0ecee67444da0d63d290f28682d6871966673b3a43b04248ed5f41f5e6f3aa3a