[INFO] fetching crate realia 0.2.0...
[INFO] checking realia-0.2.0 against master#36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923 for pr-81863
[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 36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923" "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-9/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923" "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@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7a76dfade717d01e62f98eb73edc034f21bf99def7dd45c0bcec5d46ebdf83c7
[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" "7a76dfade717d01e62f98eb73edc034f21bf99def7dd45c0bcec5d46ebdf83c7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7a76dfade717d01e62f98eb73edc034f21bf99def7dd45c0bcec5d46ebdf83c7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7a76dfade717d01e62f98eb73edc034f21bf99def7dd45c0bcec5d46ebdf83c7", kill_on_drop: false }`
[INFO] [stdout] 7a76dfade717d01e62f98eb73edc034f21bf99def7dd45c0bcec5d46ebdf83c7
[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=forbid" "-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@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d9725b60827bb3a28663688f34bf60a53b58a5440d8773a7bcdd27dc86421200
[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" "d9725b60827bb3a28663688f34bf60a53b58a5440d8773a7bcdd27dc86421200", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.60
[INFO] [stderr]    Compiling target-spec v0.4.1
[INFO] [stderr]    Compiling anyhow v1.0.38
[INFO] [stderr]     Checking unicode-xid v0.2.1
[INFO] [stderr]    Compiling itoa v0.4.7
[INFO] [stderr]    Compiling smallvec v1.6.1
[INFO] [stderr]     Checking version-compare v0.0.10
[INFO] [stderr]     Checking cfg-expr v0.4.1
[INFO] [stderr]    Compiling serde v1.0.123
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling libc v0.2.85
[INFO] [stderr]     Checking semver v0.9.0
[INFO] [stderr]     Checking serde_json v1.0.62
[INFO] [stderr]     Checking proc-macro2 v1.0.24
[INFO] [stderr]     Checking quote v1.0.8
[INFO] [stderr]    Compiling thiserror-impl v1.0.23
[INFO] [stderr]    Compiling serde_derive v1.0.123
[INFO] [stderr]     Checking thiserror v1.0.23
[INFO] [stderr]    Compiling which v4.0.2
[INFO] [stderr]     Checking cargo_metadata v0.10.0
[INFO] [stderr]     Checking realia v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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)]` or manually implement `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" "d9725b60827bb3a28663688f34bf60a53b58a5440d8773a7bcdd27dc86421200", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d9725b60827bb3a28663688f34bf60a53b58a5440d8773a7bcdd27dc86421200", kill_on_drop: false }`
[INFO] [stdout] d9725b60827bb3a28663688f34bf60a53b58a5440d8773a7bcdd27dc86421200