[INFO] updating cached repository https://github.com/shaipe/rust-tutorial
[INFO] running `Command { std: "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", kill_on_drop: false }`
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 0420db646e91dc22a2df788f6f503c4df07bab52
[INFO] testing shaipe/rust-tutorial against master#8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e for pr-74409
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fshaipe%2Frust-tutorial" "/workspace/builds/worker-8/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/shaipe/rust-tutorial on toolchain 8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/shaipe/rust-tutorial
[INFO] finished tweaking git repo https://github.com/shaipe/rust-tutorial
[INFO] tweaked toml for git repo https://github.com/shaipe/rust-tutorial written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate git repo https://github.com/shaipe/rust-tutorial already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "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] ca9e2bd3d7cbf1b65d44965d8d87e6410a3aa1a448d4939f51429443cad4b960
[INFO] running `Command { std: "docker" "start" "-a" "ca9e2bd3d7cbf1b65d44965d8d87e6410a3aa1a448d4939f51429443cad4b960", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ca9e2bd3d7cbf1b65d44965d8d87e6410a3aa1a448d4939f51429443cad4b960", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ca9e2bd3d7cbf1b65d44965d8d87e6410a3aa1a448d4939f51429443cad4b960", kill_on_drop: false }`
[INFO] [stdout] ca9e2bd3d7cbf1b65d44965d8d87e6410a3aa1a448d4939f51429443cad4b960
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 137640c74f41a97a40e565527414f85ca9f9167e360bc22dee95554f0c1bd85f
[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" "137640c74f41a97a40e565527414f85ca9f9167e360bc22dee95554f0c1bd85f", kill_on_drop: false }`
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]    Compiling libc v0.2.68
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]    Compiling proc-macro2 v1.0.10
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]    Compiling futures-core v0.3.4
[INFO] [stderr]    Compiling fnv v1.0.6
[INFO] [stderr]    Compiling syn v1.0.17
[INFO] [stderr]    Compiling matches v0.1.8
[INFO] [stderr]    Compiling slab v0.4.2
[INFO] [stderr]    Compiling httparse v1.3.4
[INFO] [stderr]    Compiling smallvec v1.3.0
[INFO] [stderr]    Compiling serde v1.0.106
[INFO] [stderr]    Compiling pin-project-lite v0.1.4
[INFO] [stderr]    Compiling futures-sink v0.3.4
[INFO] [stderr]    Compiling percent-encoding v1.0.1
[INFO] [stderr]    Compiling futures-task v0.3.4
[INFO] [stderr]    Compiling pin-utils v0.1.0-alpha.4
[INFO] [stderr]    Compiling typeable v0.1.2
[INFO] [stderr]    Compiling try-lock v0.2.2
[INFO] [stderr]    Compiling regex-syntax v0.6.17
[INFO] [stderr]    Compiling groupable v0.2.0
[INFO] [stderr]    Compiling tower-service v0.3.0
[INFO] [stderr]    Compiling thread_local v1.0.1
[INFO] [stderr]    Compiling indexmap v1.3.2
[INFO] [stderr]    Compiling unicase v1.4.2
[INFO] [stderr]    Compiling http v0.2.1
[INFO] [stderr]    Compiling unicode-bidi v0.3.4
[INFO] [stderr]    Compiling futures-channel v0.3.4
[INFO] [stderr]    Compiling futures-util v0.3.4
[INFO] [stderr]    Compiling unicode-normalization v0.1.12
[INFO] [stderr]    Compiling log v0.3.9
[INFO] [stderr]    Compiling want v0.3.0
[INFO] [stderr]    Compiling mime v0.2.6
[INFO] [stderr]    Compiling aho-corasick v0.7.10
[INFO] [stderr]    Compiling quote v1.0.3
[INFO] [stderr]    Compiling net2 v0.2.33
[INFO] [stderr]    Compiling iovec v0.1.4
[INFO] [stderr]    Compiling time v0.1.42
[INFO] [stderr]    Compiling num_cpus v1.12.0
[INFO] [stderr]    Compiling idna v0.1.5
[INFO] [stderr]    Compiling mio v0.6.21
[INFO] [stderr]    Compiling url v1.7.2
[INFO] [stderr]    Compiling tokio v0.2.17
[INFO] [stderr]    Compiling http-body v0.3.1
[INFO] [stderr]    Compiling hyper v0.10.16
[INFO] [stderr]    Compiling regex v1.3.6
[INFO] [stderr]    Compiling tokio-util v0.3.1
[INFO] [stderr]    Compiling h2 v0.2.4
[INFO] [stderr]    Compiling mustache v0.9.0
[INFO] [stderr]    Compiling serde_json v1.0.51
[INFO] [stderr]    Compiling pin-project-internal v0.4.8
[INFO] [stderr]    Compiling serde_derive v1.0.106
[INFO] [stderr]    Compiling nickel v0.11.0
[INFO] [stderr]    Compiling pin-project v0.4.8
[INFO] [stderr]    Compiling hyper v0.13.4
[INFO] [stderr]    Compiling tutorial v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0432]: unresolved import `hyper::header::Location`
[INFO] [stdout]   --> src/main.rs:16:21
[INFO] [stdout]    |
[INFO] [stdout] 16 | use hyper::header::{Location,};
[INFO] [stdout]    |                     ^^^^^^^^ no `Location` in `header`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `tutorial`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `Command { std: "docker" "inspect" "137640c74f41a97a40e565527414f85ca9f9167e360bc22dee95554f0c1bd85f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "137640c74f41a97a40e565527414f85ca9f9167e360bc22dee95554f0c1bd85f", kill_on_drop: false }`
[INFO] [stdout] 137640c74f41a97a40e565527414f85ca9f9167e360bc22dee95554f0c1bd85f