[INFO] fetching crate nickel_view 0.1.0...
[INFO] testing nickel_view-0.1.0 against 1.55.0 for beta-1.56-1
[INFO] extracting crate nickel_view 0.1.0 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate nickel_view 0.1.0 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 nickel_view 0.1.0
[INFO] finished tweaking crates.io crate nickel_view 0.1.0
[INFO] tweaked toml for crates.io crate nickel_view 0.1.0 written to /workspace/builds/worker-6/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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] 29137c326464ddf1289dcbbfb27fc7a017504f1249c20e980bdeb22e7a1eefb9
[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" "29137c326464ddf1289dcbbfb27fc7a017504f1249c20e980bdeb22e7a1eefb9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "29137c326464ddf1289dcbbfb27fc7a017504f1249c20e980bdeb22e7a1eefb9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "29137c326464ddf1289dcbbfb27fc7a017504f1249c20e980bdeb22e7a1eefb9", kill_on_drop: false }`
[INFO] [stdout] 29137c326464ddf1289dcbbfb27fc7a017504f1249c20e980bdeb22e7a1eefb9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] 86facbe532cd6ec82144d1d2a749304f87e8529135f1bc8e639f67aa7152e987
[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" "86facbe532cd6ec82144d1d2a749304f87e8529135f1bc8e639f67aa7152e987", kill_on_drop: false }`
[INFO] [stderr]    Compiling modifier v0.1.0
[INFO] [stderr]    Compiling groupable v0.2.0
[INFO] [stderr]    Compiling mustache v0.6.3
[INFO] [stderr]    Compiling plugin v0.2.6
[INFO] [stderr]    Compiling cookie v0.2.5
[INFO] [stderr]    Compiling hyper v0.9.18
[INFO] [stderr]    Compiling nickel v0.9.0
[INFO] [stderr]    Compiling nickel_view v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.30s
[INFO] running `Command { std: "docker" "inspect" "86facbe532cd6ec82144d1d2a749304f87e8529135f1bc8e639f67aa7152e987", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "86facbe532cd6ec82144d1d2a749304f87e8529135f1bc8e639f67aa7152e987", kill_on_drop: false }`
[INFO] [stdout] 86facbe532cd6ec82144d1d2a749304f87e8529135f1bc8e639f67aa7152e987
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 8f5c605c60726879b6d69a30b079a0b23198af81b07ca97788e0367dfd1575b7
[INFO] running `Command { std: "docker" "start" "-a" "8f5c605c60726879b6d69a30b079a0b23198af81b07ca97788e0367dfd1575b7", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling nickel_view v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0433]: failed to resolve: maybe a missing crate `nickel_view`?
[INFO] [stdout]  --> examples/main.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use nickel_view::view::NickelView;
[INFO] [stdout]   |     ^^^^^^^^^^^ maybe a missing crate `nickel_view`?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `NickelView` in this scope
[INFO] [stdout]   --> examples/main.rs:16:28
[INFO] [stdout]    |
[INFO] [stdout] 16 |         let form_element = NickelView.element("templates/welcome/_form.mustache", &data);
[INFO] [stdout]    |                            ^^^^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `NickelView` in this scope
[INFO] [stdout]   --> examples/main.rs:20:23
[INFO] [stdout]    |
[INFO] [stdout] 20 |         let content = NickelView.element("templates/welcome/index.mustache", &hash);
[INFO] [stdout]    |                       ^^^^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 3 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0425, E0433.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0425`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `nickel_view` due to 4 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "8f5c605c60726879b6d69a30b079a0b23198af81b07ca97788e0367dfd1575b7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8f5c605c60726879b6d69a30b079a0b23198af81b07ca97788e0367dfd1575b7", kill_on_drop: false }`
[INFO] [stdout] 8f5c605c60726879b6d69a30b079a0b23198af81b07ca97788e0367dfd1575b7