[INFO] fetching crate rmbr 0.1.0...
[INFO] checking rmbr-0.1.0 against master#7b3a7819371cef92a187e9bac8f7810ccde15216 for pr-74846
[INFO] extracting crate rmbr 0.1.0 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate rmbr 0.1.0 on toolchain 7b3a7819371cef92a187e9bac8f7810ccde15216
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+7b3a7819371cef92a187e9bac8f7810ccde15216" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate rmbr 0.1.0
[INFO] finished tweaking crates.io crate rmbr 0.1.0
[INFO] tweaked toml for crates.io crate rmbr 0.1.0 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+7b3a7819371cef92a187e9bac8f7810ccde15216" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+7b3a7819371cef92a187e9bac8f7810ccde15216" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+7b3a7819371cef92a187e9bac8f7810ccde15216" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a716a5c6a6b7029c4b1ad681d24d0ed383aaf43b61c0b40b800e0e19e14c90d0
[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" "a716a5c6a6b7029c4b1ad681d24d0ed383aaf43b61c0b40b800e0e19e14c90d0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a716a5c6a6b7029c4b1ad681d24d0ed383aaf43b61c0b40b800e0e19e14c90d0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a716a5c6a6b7029c4b1ad681d24d0ed383aaf43b61c0b40b800e0e19e14c90d0", kill_on_drop: false }`
[INFO] [stdout] a716a5c6a6b7029c4b1ad681d24d0ed383aaf43b61c0b40b800e0e19e14c90d0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+7b3a7819371cef92a187e9bac8f7810ccde15216" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 400f4d54e217fc8d991cb8e032a786eb2452ffe74ab15cf91650fe750b07710c
[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" "400f4d54e217fc8d991cb8e032a786eb2452ffe74ab15cf91650fe750b07710c", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.115
[INFO] [stderr]     Checking rmbr v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type or module `planr`
[INFO] [stdout]  --> tests/common.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use planr::prelude::*;
[INFO] [stdout]   |     ^^^^^ use of undeclared type or module `planr`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0422]: cannot find struct, variant or union type `Class` in this scope
[INFO] [stdout]  --> tests/common.rs:7:21
[INFO] [stdout]   |
[INFO] [stdout] 7 |     let mut class = Class {
[INFO] [stdout]   |                     ^^^^^ not found in this scope
[INFO] [stdout]   |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]   |
[INFO] [stdout] 1 | use rmbr::prelude::Class;
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0422]: cannot find struct, variant or union type `TaskList` in this scope
[INFO] [stdout]   --> tests/common.rs:10:16
[INFO] [stdout]    |
[INFO] [stdout] 10 |         tasks: TaskList { 0: Vec::new() }
[INFO] [stdout]    |                ^^^^^^^^ not found in this scope
[INFO] [stdout]    |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]    |
[INFO] [stdout] 1  | use rmbr::prelude::TaskList;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0422]: cannot find struct, variant or union type `Task` in this scope
[INFO] [stdout]   --> tests/common.rs:14:24
[INFO] [stdout]    |
[INFO] [stdout] 14 |     class.tasks.0.push(Task {
[INFO] [stdout]    |                        ^^^^ not found in this scope
[INFO] [stdout]    |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]    |
[INFO] [stdout] 1  | use rmbr::prelude::Task;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0422]: cannot find struct, variant or union type `Task` in this scope
[INFO] [stdout]   --> tests/common.rs:21:24
[INFO] [stdout]    |
[INFO] [stdout] 21 |     class.tasks.0.push(Task {
[INFO] [stdout]    |                        ^^^^ not found in this scope
[INFO] [stdout]    |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]    |
[INFO] [stdout] 1  | use rmbr::prelude::Task;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0422]: cannot find struct, variant or union type `Task` in this scope
[INFO] [stdout]   --> tests/common.rs:36:15
[INFO] [stdout]    |
[INFO] [stdout] 36 |     let tsk = Task {
[INFO] [stdout]    |               ^^^^ not found in this scope
[INFO] [stdout]    |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]    |
[INFO] [stdout] 1  | use rmbr::prelude::Task;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 6 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0422, E0433.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0422`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rmbr`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `Command { std: "docker" "inspect" "400f4d54e217fc8d991cb8e032a786eb2452ffe74ab15cf91650fe750b07710c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "400f4d54e217fc8d991cb8e032a786eb2452ffe74ab15cf91650fe750b07710c", kill_on_drop: false }`
[INFO] [stdout] 400f4d54e217fc8d991cb8e032a786eb2452ffe74ab15cf91650fe750b07710c