[INFO] updating cached repository yuripourre/rust_cam
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/yuripourre/rust_cam
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/yuripourre/rust_cam" "work/ex/beta-1.38-1/sources/1.37.0/gh/yuripourre/rust_cam"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/yuripourre/rust_cam'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/yuripourre/rust_cam" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/yuripourre/rust_cam"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/yuripourre/rust_cam'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] cf68636337332a6165000d030a8ad7649e203c9b
[INFO] sha for GitHub repo yuripourre/rust_cam: cf68636337332a6165000d030a8ad7649e203c9b
[INFO] validating manifest of yuripourre/rust_cam on toolchain 1.37.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of yuripourre/rust_cam on toolchain beta-2019-08-13
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing yuripourre/rust_cam
[INFO] finished frobbing yuripourre/rust_cam
[INFO] frobbed toml for yuripourre/rust_cam written to work/ex/beta-1.38-1/sources/1.37.0/gh/yuripourre/rust_cam/Cargo.toml
[INFO] started frobbing yuripourre/rust_cam
[INFO] finished frobbing yuripourre/rust_cam
[INFO] frobbed toml for yuripourre/rust_cam written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/yuripourre/rust_cam/Cargo.toml
[INFO] crate yuripourre/rust_cam already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing yuripourre/rust_cam against beta-2019-08-13 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-5/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/yuripourre/rust_cam:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+beta-2019-08-13" "build" "--frozen"`
[INFO] [stdout] f630165a294ae0d202dd6288c9b52df159d70a81f39bad78c9b9d82366e573e9
[INFO] running `"docker" "start" "-a" "f630165a294ae0d202dd6288c9b52df159d70a81f39bad78c9b9d82366e573e9"`
[INFO] [stderr]    Compiling rust_cam v0.0.1 (/opt/crater/workdir)
[INFO] [stderr] error: invalid suffix `i` for integer literal
[INFO] [stderr]   --> src/main.rs:57:20
[INFO] [stderr]    |
[INFO] [stderr] 57 |     for i in range(0i, 5i) {
[INFO] [stderr]    |                    ^^ invalid suffix `i`
[INFO] [stderr]    |
[INFO] [stderr]    = help: the suffix must be one of the integral types (`u32`, `isize`, etc)
[INFO] [stderr] 
[INFO] [stderr] error: invalid suffix `i` for integer literal
[INFO] [stderr]   --> src/main.rs:57:24
[INFO] [stderr]    |
[INFO] [stderr] 57 |     for i in range(0i, 5i) {
[INFO] [stderr]    |                        ^^ invalid suffix `i`
[INFO] [stderr]    |
[INFO] [stderr]    = help: the suffix must be one of the integral types (`u32`, `isize`, etc)
[INFO] [stderr] 
[INFO] [stderr] error[E0425]: cannot find function `range` in this scope
[INFO] [stderr]   --> src/main.rs:57:14
[INFO] [stderr]    |
[INFO] [stderr] 57 |     for i in range(0i, 5i) {
[INFO] [stderr]    |              ^^^^^ not found in this scope
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `self::libc::c_char`
[INFO] [stderr]  --> src/main.rs:5:5
[INFO] [stderr]   |
[INFO] [stderr] 5 | use self::libc::c_char;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: use of unstable library feature 'rustc_private': this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead?
[INFO] [stderr]  --> src/main.rs:3:1
[INFO] [stderr]   |
[INFO] [stderr] 3 | extern crate libc;
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: for more information, see https://github.com/rust-lang/rust/issues/27812
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: use of unstable library feature 'rustc_private': this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead?
[INFO] [stderr]  --> src/main.rs:5:5
[INFO] [stderr]   |
[INFO] [stderr] 5 | use self::libc::c_char;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: for more information, see https://github.com/rust-lang/rust/issues/27812
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: use of unstable library feature 'rustc_private': this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead?
[INFO] [stderr]  --> src/main.rs:9:48
[INFO] [stderr]   |
[INFO] [stderr] 9 |         fn v4l_open_device(device_name: *const libc::c_char) -> i32;
[INFO] [stderr]   |                                                ^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: for more information, see https://github.com/rust-lang/rust/issues/27812
[INFO] [stderr] 
[INFO] [stderr] error[E0599]: no method named `to_c_str` found for type `&str` in the current scope
[INFO] [stderr]   --> src/main.rs:18:41
[INFO] [stderr]    |
[INFO] [stderr] 18 |             v4l_open_device(device_name.to_c_str().as_ptr())
[INFO] [stderr]    |                                         ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 7 previous errors
[INFO] [stderr] 
[INFO] [stderr] Some errors have detailed explanations: E0425, E0599, E0658.
[INFO] [stderr] For more information about an error, try `rustc --explain E0425`.
[INFO] [stderr] error: Could not compile `rust_cam`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "f630165a294ae0d202dd6288c9b52df159d70a81f39bad78c9b9d82366e573e9"`
[INFO] running `"docker" "rm" "-f" "f630165a294ae0d202dd6288c9b52df159d70a81f39bad78c9b9d82366e573e9"`
[INFO] [stdout] f630165a294ae0d202dd6288c9b52df159d70a81f39bad78c9b9d82366e573e9