[INFO] cloning repository https://github.com/roblabla/Mephisto-IPCBridgeToy
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/roblabla/Mephisto-IPCBridgeToy" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Froblabla%2FMephisto-IPCBridgeToy"`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Froblabla%2FMephisto-IPCBridgeToy'...
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 6de5c96b78af36b0ea9a76b4cd6ef5abf1150719
[INFO] checking roblabla/Mephisto-IPCBridgeToy against try#e4dba30b9b475d8750370c4dfb49b6541990904d for pr-71393
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Froblabla%2FMephisto-IPCBridgeToy" "/workspace/builds/worker-3/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/roblabla/Mephisto-IPCBridgeToy on toolchain e4dba30b9b475d8750370c4dfb49b6541990904d
[INFO] running `"/workspace/cargo-home/bin/cargo" "+e4dba30b9b475d8750370c4dfb49b6541990904d" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/roblabla/Mephisto-IPCBridgeToy
[INFO] finished tweaking git repo https://github.com/roblabla/Mephisto-IPCBridgeToy
[INFO] tweaked toml for git repo https://github.com/roblabla/Mephisto-IPCBridgeToy written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/roblabla/Mephisto-IPCBridgeToy already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+e4dba30b9b475d8750370c4dfb49b6541990904d" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "+e4dba30b9b475d8750370c4dfb49b6541990904d" "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] 477e3733c95917611ad5147b3215bc3ad2b79edc367d27997e29ca8760ac670a
[INFO] running `"docker" "start" "-a" "477e3733c95917611ad5147b3215bc3ad2b79edc367d27997e29ca8760ac670a"`
[INFO] [stderr]     Checking IPCBridgeToy v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]  --> src/main.rs:7:23
[INFO] [stderr]   |
[INFO] [stderr] 7 | fn write_str(io: &mut Write, s: &str) -> std::io::Result<()> {
[INFO] [stderr]   |                       ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/main.rs:41:30
[INFO] [stderr]    |
[INFO] [stderr] 41 |     fn write(&self, io: &mut Write) -> std::io::Result<()> {
[INFO] [stderr]    |                              ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/main.rs:84:22
[INFO] [stderr]    |
[INFO] [stderr] 84 |     fn read(io: &mut Read) -> std::io::Result<IncomingBridgeMessage> {
[INFO] [stderr]    |                      ^^^^ help: use `dyn`: `dyn Read`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]  --> src/main.rs:7:23
[INFO] [stderr]   |
[INFO] [stderr] 7 | fn write_str(io: &mut Write, s: &str) -> std::io::Result<()> {
[INFO] [stderr]   |                       ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/main.rs:41:30
[INFO] [stderr]    |
[INFO] [stderr] 41 |     fn write(&self, io: &mut Write) -> std::io::Result<()> {
[INFO] [stderr]    |                              ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/main.rs:84:22
[INFO] [stderr]    |
[INFO] [stderr] 84 |     fn read(io: &mut Read) -> std::io::Result<IncomingBridgeMessage> {
[INFO] [stderr]    |                      ^^^^ help: use `dyn`: `dyn Read`
[INFO] [stderr] 
[INFO] [stderr] warning: crate `IPCBridgeToy` should have a snake case name
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(non_snake_case)]` on by default
[INFO] [stderr]   = help: convert the identifier to snake case: `ipcbridge_toy`
[INFO] [stderr] 
[INFO] [stderr] warning: structure field `copiedHandles` should have a snake case name
[INFO] [stderr]   --> src/main.rs:18:9
[INFO] [stderr]    |
[INFO] [stderr] 18 |     pub copiedHandles: Vec<u64>,
[INFO] [stderr]    |         ^^^^^^^^^^^^^ help: convert the identifier to snake case: `copied_handles`
[INFO] [stderr] 
[INFO] [stderr] warning: structure field `movedHandles` should have a snake case name
[INFO] [stderr]   --> src/main.rs:19:9
[INFO] [stderr]    |
[INFO] [stderr] 19 |     pub movedHandles: Vec<u64>,
[INFO] [stderr]    |         ^^^^^^^^^^^^ help: convert the identifier to snake case: `moved_handles`
[INFO] [stderr] 
[INFO] [stderr] warning: structure field `aBufs` should have a snake case name
[INFO] [stderr]   --> src/main.rs:20:9
[INFO] [stderr]    |
[INFO] [stderr] 20 |     pub aBufs: Vec<Vec<u8>>,
[INFO] [stderr]    |         ^^^^^ help: convert the identifier to snake case: `a_bufs`
[INFO] [stderr] 
[INFO] [stderr] warning: structure field `bBufs` should have a snake case name
[INFO] [stderr]   --> src/main.rs:21:9
[INFO] [stderr]    |
[INFO] [stderr] 21 |     pub bBufs: Vec<Vec<u8>>,
[INFO] [stderr]    |         ^^^^^ help: convert the identifier to snake case: `b_bufs`
[INFO] [stderr] 
[INFO] [stderr] warning: structure field `cBufs` should have a snake case name
[INFO] [stderr]   --> src/main.rs:22:9
[INFO] [stderr]    |
[INFO] [stderr] 22 |     pub cBufs: Vec<Vec<u8>>,
[INFO] [stderr]    |         ^^^^^ help: convert the identifier to snake case: `c_bufs`
[INFO] [stderr] 
[INFO] [stderr] warning: structure field `xBufs` should have a snake case name
[INFO] [stderr]   --> src/main.rs:23:9
[INFO] [stderr]    |
[INFO] [stderr] 23 |     pub xBufs: Vec<Vec<u8>>,
[INFO] [stderr]    |         ^^^^^ help: convert the identifier to snake case: `x_bufs`
[INFO] [stderr] 
[INFO] [stderr] warning: structure field `copiedHandles` should have a snake case name
[INFO] [stderr]   --> src/main.rs:75:9
[INFO] [stderr]    |
[INFO] [stderr] 75 |     pub copiedHandles: Vec<u64>,
[INFO] [stderr]    |         ^^^^^^^^^^^^^ help: convert the identifier to snake case: `copied_handles`
[INFO] [stderr] 
[INFO] [stderr] warning: structure field `movedHandles` should have a snake case name
[INFO] [stderr]   --> src/main.rs:76:9
[INFO] [stderr]    |
[INFO] [stderr] 76 |     pub movedHandles: Vec<u64>,
[INFO] [stderr]    |         ^^^^^^^^^^^^ help: convert the identifier to snake case: `moved_handles`
[INFO] [stderr] 
[INFO] [stderr] warning: structure field `aBufs` should have a snake case name
[INFO] [stderr]   --> src/main.rs:77:9
[INFO] [stderr]    |
[INFO] [stderr] 77 |     pub aBufs: Vec<(Vec<u8>, u64)>,
[INFO] [stderr]    |         ^^^^^ help: convert the identifier to snake case: `a_bufs`
[INFO] [stderr] 
[INFO] [stderr] warning: structure field `bBufs` should have a snake case name
[INFO] [stderr]   --> src/main.rs:78:9
[INFO] [stderr]    |
[INFO] [stderr] 78 |     pub bBufs: Vec<(Vec<u8>, u64)>,
[INFO] [stderr]    |         ^^^^^ help: convert the identifier to snake case: `b_bufs`
[INFO] [stderr] 
[INFO] [stderr] warning: structure field `cBufs` should have a snake case name
[INFO] [stderr]   --> src/main.rs:79:9
[INFO] [stderr]    |
[INFO] [stderr] 79 |     pub cBufs: Vec<(Vec<u8>, u64)>,
[INFO] [stderr]    |         ^^^^^ help: convert the identifier to snake case: `c_bufs`
[INFO] [stderr] 
[INFO] [stderr] warning: structure field `xBufs` should have a snake case name
[INFO] [stderr]   --> src/main.rs:80:9
[INFO] [stderr]    |
[INFO] [stderr] 80 |     pub xBufs: Vec<(Vec<u8>, u64)>,
[INFO] [stderr]    |         ^^^^^ help: convert the identifier to snake case: `x_bufs`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `copiedHandles` should have a snake case name
[INFO] [stderr]   --> src/main.rs:94:21
[INFO] [stderr]    |
[INFO] [stderr] 94 |             let mut copiedHandles = vec![0; size];
[INFO] [stderr]    |                     ^^^^^^^^^^^^^ help: convert the identifier to snake case: `copied_handles`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `movedHandles` should have a snake case name
[INFO] [stderr]    --> src/main.rs:100:21
[INFO] [stderr]     |
[INFO] [stderr] 100 |             let mut movedHandles = vec![0; size];
[INFO] [stderr]     |                     ^^^^^^^^^^^^ help: convert the identifier to snake case: `moved_handles`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `aBufs` should have a snake case name
[INFO] [stderr]    --> src/main.rs:106:21
[INFO] [stderr]     |
[INFO] [stderr] 106 |             let mut aBufs = vec![(vec![], 0); size];
[INFO] [stderr]     |                     ^^^^^ help: convert the identifier to snake case: `a_bufs`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `bBufs` should have a snake case name
[INFO] [stderr]    --> src/main.rs:116:21
[INFO] [stderr]     |
[INFO] [stderr] 116 |             let mut bBufs = vec![(vec![], 0); size];
[INFO] [stderr]     |                     ^^^^^ help: convert the identifier to snake case: `b_bufs`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `cBufs` should have a snake case name
[INFO] [stderr]    --> src/main.rs:126:21
[INFO] [stderr]     |
[INFO] [stderr] 126 |             let mut cBufs = vec![(vec![], 0); size];
[INFO] [stderr]     |                     ^^^^^ help: convert the identifier to snake case: `c_bufs`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `xBufs` should have a snake case name
[INFO] [stderr]    --> src/main.rs:136:21
[INFO] [stderr]     |
[INFO] [stderr] 136 |             let mut xBufs = vec![(vec![], 0); size];
[INFO] [stderr]     |                     ^^^^^ help: convert the identifier to snake case: `x_bufs`
[INFO] [stderr] 
[INFO] [stderr] warning: 22 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: crate `IPCBridgeToy` should have a snake case name
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(non_snake_case)]` on by default
[INFO] [stderr]   = help: convert the identifier to snake case: `ipcbridge_toy`
[INFO] [stderr] 
[INFO] [stderr] warning: structure field `copiedHandles` should have a snake case name
[INFO] [stderr]   --> src/main.rs:18:9
[INFO] [stderr]    |
[INFO] [stderr] 18 |     pub copiedHandles: Vec<u64>,
[INFO] [stderr]    |         ^^^^^^^^^^^^^ help: convert the identifier to snake case: `copied_handles`
[INFO] [stderr] 
[INFO] [stderr] warning: structure field `movedHandles` should have a snake case name
[INFO] [stderr]   --> src/main.rs:19:9
[INFO] [stderr]    |
[INFO] [stderr] 19 |     pub movedHandles: Vec<u64>,
[INFO] [stderr]    |         ^^^^^^^^^^^^ help: convert the identifier to snake case: `moved_handles`
[INFO] [stderr] 
[INFO] [stderr] warning: structure field `aBufs` should have a snake case name
[INFO] [stderr]   --> src/main.rs:20:9
[INFO] [stderr]    |
[INFO] [stderr] 20 |     pub aBufs: Vec<Vec<u8>>,
[INFO] [stderr]    |         ^^^^^ help: convert the identifier to snake case: `a_bufs`
[INFO] [stderr] 
[INFO] [stderr] warning: structure field `bBufs` should have a snake case name
[INFO] [stderr]   --> src/main.rs:21:9
[INFO] [stderr]    |
[INFO] [stderr] 21 |     pub bBufs: Vec<Vec<u8>>,
[INFO] [stderr]    |         ^^^^^ help: convert the identifier to snake case: `b_bufs`
[INFO] [stderr] 
[INFO] [stderr] warning: structure field `cBufs` should have a snake case name
[INFO] [stderr]   --> src/main.rs:22:9
[INFO] [stderr]    |
[INFO] [stderr] 22 |     pub cBufs: Vec<Vec<u8>>,
[INFO] [stderr]    |         ^^^^^ help: convert the identifier to snake case: `c_bufs`
[INFO] [stderr] 
[INFO] [stderr] warning: structure field `xBufs` should have a snake case name
[INFO] [stderr]   --> src/main.rs:23:9
[INFO] [stderr]    |
[INFO] [stderr] 23 |     pub xBufs: Vec<Vec<u8>>,
[INFO] [stderr]    |         ^^^^^ help: convert the identifier to snake case: `x_bufs`
[INFO] [stderr] 
[INFO] [stderr] warning: structure field `copiedHandles` should have a snake case name
[INFO] [stderr]   --> src/main.rs:75:9
[INFO] [stderr]    |
[INFO] [stderr] 75 |     pub copiedHandles: Vec<u64>,
[INFO] [stderr]    |         ^^^^^^^^^^^^^ help: convert the identifier to snake case: `copied_handles`
[INFO] [stderr] 
[INFO] [stderr] warning: structure field `movedHandles` should have a snake case name
[INFO] [stderr]   --> src/main.rs:76:9
[INFO] [stderr]    |
[INFO] [stderr] 76 |     pub movedHandles: Vec<u64>,
[INFO] [stderr]    |         ^^^^^^^^^^^^ help: convert the identifier to snake case: `moved_handles`
[INFO] [stderr] 
[INFO] [stderr] warning: structure field `aBufs` should have a snake case name
[INFO] [stderr]   --> src/main.rs:77:9
[INFO] [stderr]    |
[INFO] [stderr] 77 |     pub aBufs: Vec<(Vec<u8>, u64)>,
[INFO] [stderr]    |         ^^^^^ help: convert the identifier to snake case: `a_bufs`
[INFO] [stderr] 
[INFO] [stderr] warning: structure field `bBufs` should have a snake case name
[INFO] [stderr]   --> src/main.rs:78:9
[INFO] [stderr]    |
[INFO] [stderr] 78 |     pub bBufs: Vec<(Vec<u8>, u64)>,
[INFO] [stderr]    |         ^^^^^ help: convert the identifier to snake case: `b_bufs`
[INFO] [stderr] 
[INFO] [stderr] warning: structure field `cBufs` should have a snake case name
[INFO] [stderr]   --> src/main.rs:79:9
[INFO] [stderr]    |
[INFO] [stderr] 79 |     pub cBufs: Vec<(Vec<u8>, u64)>,
[INFO] [stderr]    |         ^^^^^ help: convert the identifier to snake case: `c_bufs`
[INFO] [stderr] 
[INFO] [stderr] warning: structure field `xBufs` should have a snake case name
[INFO] [stderr]   --> src/main.rs:80:9
[INFO] [stderr]    |
[INFO] [stderr] 80 |     pub xBufs: Vec<(Vec<u8>, u64)>,
[INFO] [stderr]    |         ^^^^^ help: convert the identifier to snake case: `x_bufs`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `copiedHandles` should have a snake case name
[INFO] [stderr]   --> src/main.rs:94:21
[INFO] [stderr]    |
[INFO] [stderr] 94 |             let mut copiedHandles = vec![0; size];
[INFO] [stderr]    |                     ^^^^^^^^^^^^^ help: convert the identifier to snake case: `copied_handles`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `movedHandles` should have a snake case name
[INFO] [stderr]    --> src/main.rs:100:21
[INFO] [stderr]     |
[INFO] [stderr] 100 |             let mut movedHandles = vec![0; size];
[INFO] [stderr]     |                     ^^^^^^^^^^^^ help: convert the identifier to snake case: `moved_handles`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `aBufs` should have a snake case name
[INFO] [stderr]    --> src/main.rs:106:21
[INFO] [stderr]     |
[INFO] [stderr] 106 |             let mut aBufs = vec![(vec![], 0); size];
[INFO] [stderr]     |                     ^^^^^ help: convert the identifier to snake case: `a_bufs`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `bBufs` should have a snake case name
[INFO] [stderr]    --> src/main.rs:116:21
[INFO] [stderr]     |
[INFO] [stderr] 116 |             let mut bBufs = vec![(vec![], 0); size];
[INFO] [stderr]     |                     ^^^^^ help: convert the identifier to snake case: `b_bufs`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `cBufs` should have a snake case name
[INFO] [stderr]    --> src/main.rs:126:21
[INFO] [stderr]     |
[INFO] [stderr] 126 |             let mut cBufs = vec![(vec![], 0); size];
[INFO] [stderr]     |                     ^^^^^ help: convert the identifier to snake case: `c_bufs`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `xBufs` should have a snake case name
[INFO] [stderr]    --> src/main.rs:136:21
[INFO] [stderr]     |
[INFO] [stderr] 136 |             let mut xBufs = vec![(vec![], 0); size];
[INFO] [stderr]     |                     ^^^^^ help: convert the identifier to snake case: `x_bufs`
[INFO] [stderr] 
[INFO] [stderr] warning: 22 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.64s
[INFO] running `"docker" "inspect" "477e3733c95917611ad5147b3215bc3ad2b79edc367d27997e29ca8760ac670a"`
[INFO] running `"docker" "rm" "-f" "477e3733c95917611ad5147b3215bc3ad2b79edc367d27997e29ca8760ac670a"`
[INFO] [stdout] 477e3733c95917611ad5147b3215bc3ad2b79edc367d27997e29ca8760ac670a