[INFO] updating cached repository https://github.com/brakmic/nickel-demo
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] a4ee22bce8f10c2690b561232f293455861975bf
[INFO] checking brakmic/nickel-demo against master#783139bd8fc3b94fac9a1bf81bba2c506e8221b6 for pr-72644
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbrakmic%2Fnickel-demo" "/workspace/builds/worker-1/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/brakmic/nickel-demo on toolchain 783139bd8fc3b94fac9a1bf81bba2c506e8221b6
[INFO] running `"/workspace/cargo-home/bin/cargo" "+783139bd8fc3b94fac9a1bf81bba2c506e8221b6" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/brakmic/nickel-demo
[INFO] finished tweaking git repo https://github.com/brakmic/nickel-demo
[INFO] tweaked toml for git repo https://github.com/brakmic/nickel-demo written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate git repo https://github.com/brakmic/nickel-demo already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+783139bd8fc3b94fac9a1bf81bba2c506e8221b6" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr] error: the lock file /workspace/builds/worker-1/source/Cargo.lock needs to be updated but --locked was passed to prevent this
[INFO] [stderr] If you want to try to generate the lock file without accessing the network, use the --offline flag.
[INFO] the lockfile is outdated, regenerating it
[INFO] running `"/workspace/cargo-home/bin/cargo" "+783139bd8fc3b94fac9a1bf81bba2c506e8221b6" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+783139bd8fc3b94fac9a1bf81bba2c506e8221b6" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "/opt/rustwide/cargo-home/bin/cargo" "+783139bd8fc3b94fac9a1bf81bba2c506e8221b6" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] f8d0984d428c2f95b154a2158bba5ad9d3480ce028c32dd84a1bdf31e3ed8dbb
[INFO] running `"docker" "start" "-a" "f8d0984d428c2f95b154a2158bba5ad9d3480ce028c32dd84a1bdf31e3ed8dbb"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling syn v1.0.30
[INFO] [stderr]     Checking futures-core v0.3.5
[INFO] [stderr]     Checking bytes v0.5.4
[INFO] [stderr]     Checking fnv v1.0.7
[INFO] [stderr]    Compiling autocfg v1.0.0
[INFO] [stderr]     Checking slab v0.4.2
[INFO] [stderr]     Checking traitobject v0.1.0
[INFO] [stderr]     Checking matches v0.1.8
[INFO] [stderr]    Compiling httparse v1.3.4
[INFO] [stderr]     Checking pin-project-lite v0.1.6
[INFO] [stderr]     Checking futures-task v0.3.5
[INFO] [stderr]     Checking futures-sink v0.3.5
[INFO] [stderr]     Checking percent-encoding v1.0.1
[INFO] [stderr]     Checking safemem v0.3.3
[INFO] [stderr]     Checking pin-utils v0.1.0
[INFO] [stderr]     Checking language-tags v0.2.2
[INFO] [stderr]     Checking typeable v0.1.2
[INFO] [stderr]     Checking tower-service v0.3.0
[INFO] [stderr]     Checking groupable v0.2.0
[INFO] [stderr]     Checking modifier v0.1.0
[INFO] [stderr]     Checking rustc-serialize v0.3.24
[INFO] [stderr]     Checking unicode-normalization v0.1.12
[INFO] [stderr]    Compiling unicase v1.4.2
[INFO] [stderr]     Checking thread_local v1.0.1
[INFO] [stderr]     Checking unicode-bidi v0.3.4
[INFO] [stderr]     Checking unsafe-any v0.4.2
[INFO] [stderr]     Checking futures-channel v0.3.5
[INFO] [stderr]    Compiling proc-macro2 v1.0.18
[INFO] [stderr]     Checking net2 v0.2.34
[INFO] [stderr]     Checking iovec v0.1.4
[INFO] [stderr]     Checking time v0.1.43
[INFO] [stderr]     Checking socket2 v0.3.12
[INFO] [stderr]     Checking serde_json v1.0.53
[INFO] [stderr]     Checking base64 v0.9.3
[INFO] [stderr]     Checking typemap v0.3.3
[INFO] [stderr]     Checking regex v1.3.9
[INFO] [stderr]     Checking http v0.2.1
[INFO] [stderr]    Compiling indexmap v1.3.2
[INFO] [stderr]     Checking plugin v0.2.6
[INFO] [stderr]     Checking mio v0.6.22
[INFO] [stderr]     Checking log v0.3.9
[INFO] [stderr]     Checking want v0.3.0
[INFO] [stderr]    Compiling quote v1.0.6
[INFO] [stderr]     Checking mime v0.2.6
[INFO] [stderr]     Checking mustache v0.9.0
[INFO] [stderr]     Checking idna v0.1.5
[INFO] [stderr]     Checking tokio v0.2.21
[INFO] [stderr]     Checking url v1.7.2
[INFO] [stderr]     Checking hyper v0.10.16
[INFO] [stderr]     Checking http-body v0.3.1
[INFO] [stderr]     Checking tokio-util v0.3.1
[INFO] [stderr]     Checking nickel v0.11.0
[INFO] [stderr]    Compiling pin-project-internal v0.4.17
[INFO] [stderr]     Checking pin-project v0.4.17
[INFO] [stderr]     Checking futures-util v0.3.5
[INFO] [stderr]     Checking h2 v0.2.5
[INFO] [stderr]     Checking hyper v0.13.6
[INFO] [stderr]     Checking nickel-demo v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] error[E0432]: unresolved import `hyper::header::Location`
[INFO] [stderr]  --> src/main.rs:9:5
[INFO] [stderr]   |
[INFO] [stderr] 9 | use hyper::header::Location;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^ no `Location` in `header`
[INFO] [stderr] 
[INFO] [stderr] warning: unreachable expression
[INFO] [stderr]    --> src/main.rs:25:20
[INFO] [stderr]     |
[INFO] [stderr] 25  |       server.utilize(router!(
[INFO] [stderr]     |  ____________________^
[INFO] [stderr] 26  | |         get "/" => |req, res| {
[INFO] [stderr] 27  | |             let mut data = HashMap::<&str, &str>::new();
[INFO] [stderr] 28  | |             data.insert("name", "Rustaceans");
[INFO] [stderr] 29  | |             return res.render("src/templates/simplemain.tpl", &data);
[INFO] [stderr] 30  | |         }
[INFO] [stderr] 31  | |     ));
[INFO] [stderr]     | |_____^ unreachable expression
[INFO] [stderr]     | 
[INFO] [stderr]    ::: /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/nickel-0.11.0/src/macros/middleware.rs:117:41
[INFO] [stderr]     |
[INFO] [stderr] 117 |   macro_rules! as_block { ($b:block) => ( $b ) }
[INFO] [stderr]     |                                           -- any code following this expression is unreachable
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unreachable_code)]` on by default
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] error[E0432]: unresolved import `hyper::header::Location`
[INFO] [stderr]  --> src/main.rs:9:5
[INFO] [stderr]   |
[INFO] [stderr] 9 | use hyper::header::Location;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^ no `Location` in `header`
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error; 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0432`.
[INFO] [stderr] error: could not compile `nickel-demo`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] warning: unreachable expression
[INFO] [stderr]    --> src/main.rs:25:20
[INFO] [stderr]     |
[INFO] [stderr] 25  |       server.utilize(router!(
[INFO] [stderr]     |  ____________________^
[INFO] [stderr] 26  | |         get "/" => |req, res| {
[INFO] [stderr] 27  | |             let mut data = HashMap::<&str, &str>::new();
[INFO] [stderr] 28  | |             data.insert("name", "Rustaceans");
[INFO] [stderr] 29  | |             return res.render("src/templates/simplemain.tpl", &data);
[INFO] [stderr] 30  | |         }
[INFO] [stderr] 31  | |     ));
[INFO] [stderr]     | |_____^ unreachable expression
[INFO] [stderr]     | 
[INFO] [stderr]    ::: /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/nickel-0.11.0/src/macros/middleware.rs:117:41
[INFO] [stderr]     |
[INFO] [stderr] 117 |   macro_rules! as_block { ($b:block) => ( $b ) }
[INFO] [stderr]     |                                           -- any code following this expression is unreachable
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unreachable_code)]` on by default
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error; 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0432`.
[INFO] [stderr] error: build failed
[INFO] running `"docker" "inspect" "f8d0984d428c2f95b154a2158bba5ad9d3480ce028c32dd84a1bdf31e3ed8dbb"`
[INFO] running `"docker" "rm" "-f" "f8d0984d428c2f95b154a2158bba5ad9d3480ce028c32dd84a1bdf31e3ed8dbb"`
[INFO] [stdout] f8d0984d428c2f95b154a2158bba5ad9d3480ce028c32dd84a1bdf31e3ed8dbb