[INFO] fetching crate realia 0.2.0...
[INFO] testing realia-0.2.0 against 1.47.0 for beta-1.48-1
[INFO] extracting crate realia 0.2.0 into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate realia 0.2.0 on toolchain 1.47.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "read-manifest" "--manifest-path" "Cargo.toml", 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-9/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.47.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 255e79782f965eee16662f9bc64c41cd38cb72703a10c2cd6b13385cf4962733
[INFO] running `Command { std: "docker" "start" "-a" "255e79782f965eee16662f9bc64c41cd38cb72703a10c2cd6b13385cf4962733", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "255e79782f965eee16662f9bc64c41cd38cb72703a10c2cd6b13385cf4962733", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "255e79782f965eee16662f9bc64c41cd38cb72703a10c2cd6b13385cf4962733", kill_on_drop: false }`
[INFO] [stdout] 255e79782f965eee16662f9bc64c41cd38cb72703a10c2cd6b13385cf4962733
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.47.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bc07e1f0d6fa59c07df0d2cd888006dc458a24adc891ffa98261ae3201184cdf
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "bc07e1f0d6fa59c07df0d2cd888006dc458a24adc891ffa98261ae3201184cdf", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling syn v1.0.44
[INFO] [stderr]    Compiling target-spec v0.4.1
[INFO] [stderr]    Compiling cfg-expr v0.4.1
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling serde_json v1.0.59
[INFO] [stderr]    Compiling thiserror-impl v1.0.21
[INFO] [stderr]    Compiling serde_derive v1.0.117
[INFO] [stderr]    Compiling thiserror v1.0.21
[INFO] [stderr]    Compiling which v4.0.2
[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 41.49s
[INFO] running `Command { std: "docker" "inspect" "bc07e1f0d6fa59c07df0d2cd888006dc458a24adc891ffa98261ae3201184cdf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bc07e1f0d6fa59c07df0d2cd888006dc458a24adc891ffa98261ae3201184cdf", kill_on_drop: false }`
[INFO] [stdout] bc07e1f0d6fa59c07df0d2cd888006dc458a24adc891ffa98261ae3201184cdf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.47.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 0f3a2ef2630e6a17ca6b5b8d626a288d3c8c0cd73d7301a8a6bbf29e84bf62ba
[INFO] running `Command { std: "docker" "start" "-a" "0f3a2ef2630e6a17ca6b5b8d626a288d3c8c0cd73d7301a8a6bbf29e84bf62ba", 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 `std::fmt::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 `std::fmt::Debug` is not implemented for `attr::Empty`
[INFO] [stdout]     = note: add `#[derive(Debug)]` or manually implement `std::fmt::Debug`
[INFO] [stdout]     = note: required by `std::fmt::Debug::fmt`
[INFO] [stdout]     = note: this error originates in a macro (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`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `Command { std: "docker" "inspect" "0f3a2ef2630e6a17ca6b5b8d626a288d3c8c0cd73d7301a8a6bbf29e84bf62ba", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0f3a2ef2630e6a17ca6b5b8d626a288d3c8c0cd73d7301a8a6bbf29e84bf62ba", kill_on_drop: false }`
[INFO] [stdout] 0f3a2ef2630e6a17ca6b5b8d626a288d3c8c0cd73d7301a8a6bbf29e84bf62ba
