[INFO] fetching crate realia 0.2.0...
[INFO] checking realia-0.2.0 against master#c724b67e1b474262917a5154d74e7072267593fe for pr-74315
[INFO] extracting crate realia 0.2.0 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate realia 0.2.0 on toolchain c724b67e1b474262917a5154d74e7072267593fe
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c724b67e1b474262917a5154d74e7072267593fe" "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-3/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c724b67e1b474262917a5154d74e7072267593fe" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c724b67e1b474262917a5154d74e7072267593fe" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:d9fbb4e2287ab3795bdefaf705efb7541a8875c13bce71e067d6b01dc5ed759b" "/opt/rustwide/cargo-home/bin/cargo" "+c724b67e1b474262917a5154d74e7072267593fe" "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] d5b92371495a74a70eaf29718868e08ed380c4351fddd107763a43bda1e98f0b
[INFO] running `Command { std: "docker" "start" "-a" "d5b92371495a74a70eaf29718868e08ed380c4351fddd107763a43bda1e98f0b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d5b92371495a74a70eaf29718868e08ed380c4351fddd107763a43bda1e98f0b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d5b92371495a74a70eaf29718868e08ed380c4351fddd107763a43bda1e98f0b", kill_on_drop: false }`
[INFO] [stdout] d5b92371495a74a70eaf29718868e08ed380c4351fddd107763a43bda1e98f0b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:d9fbb4e2287ab3795bdefaf705efb7541a8875c13bce71e067d6b01dc5ed759b" "/opt/rustwide/cargo-home/bin/cargo" "+c724b67e1b474262917a5154d74e7072267593fe" "check" "--frozen" "--all" "--all-targets" "--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] 1020ca91cf9b090755a5900c02ffeda1de0e22fd4b9c9b6c3c746cd9195d5bbc
[INFO] running `Command { std: "docker" "start" "-a" "1020ca91cf9b090755a5900c02ffeda1de0e22fd4b9c9b6c3c746cd9195d5bbc", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.35
[INFO] [stderr]    Compiling libc v0.2.73
[INFO] [stderr]    Compiling anyhow v1.0.31
[INFO] [stderr]    Compiling target-spec v0.4.0
[INFO] [stderr]     Checking smallvec v1.4.1
[INFO] [stderr]     Checking semver-parser v0.7.0
[INFO] [stderr]    Compiling itoa v0.4.6
[INFO] [stderr]     Checking version-compare v0.0.10
[INFO] [stderr]    Compiling serde v1.0.114
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]     Checking serde_json v1.0.56
[INFO] [stderr]     Checking semver v0.10.0
[INFO] [stderr]    Compiling cfg-expr v0.4.1
[INFO] [stderr]    Compiling thiserror-impl v1.0.20
[INFO] [stderr]    Compiling serde_derive v1.0.114
[INFO] [stderr]     Checking thiserror v1.0.20
[INFO] [stderr]    Compiling which v4.0.1
[INFO] [stderr]     Checking cargo_metadata v0.10.1
[INFO] [stderr]     Checking 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" "1020ca91cf9b090755a5900c02ffeda1de0e22fd4b9c9b6c3c746cd9195d5bbc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1020ca91cf9b090755a5900c02ffeda1de0e22fd4b9c9b6c3c746cd9195d5bbc", kill_on_drop: false }`
[INFO] [stdout] 1020ca91cf9b090755a5900c02ffeda1de0e22fd4b9c9b6c3c746cd9195d5bbc