[INFO] fetching crate light-cli 0.1.0...
[INFO] checking light-cli-0.1.0 against try#7b3565da729099dbe807466fcd118fb2815986e0 for pr-81789
[INFO] extracting crate light-cli 0.1.0 into /workspace/builds/worker-11/source
[INFO] validating manifest of crates.io crate light-cli 0.1.0 on toolchain 7b3565da729099dbe807466fcd118fb2815986e0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+7b3565da729099dbe807466fcd118fb2815986e0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-11/source/.cargo/config
[INFO] started tweaking crates.io crate light-cli 0.1.0
[INFO] finished tweaking crates.io crate light-cli 0.1.0
[INFO] tweaked toml for crates.io crate light-cli 0.1.0 written to /workspace/builds/worker-11/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+7b3565da729099dbe807466fcd118fb2815986e0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+7b3565da729099dbe807466fcd118fb2815986e0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+7b3565da729099dbe807466fcd118fb2815986e0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ee0ca6927e37c99db1e6bad20e84deaf2ff51a5b16fdd798d7c4ba3e412d716a
[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" "ee0ca6927e37c99db1e6bad20e84deaf2ff51a5b16fdd798d7c4ba3e412d716a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ee0ca6927e37c99db1e6bad20e84deaf2ff51a5b16fdd798d7c4ba3e412d716a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ee0ca6927e37c99db1e6bad20e84deaf2ff51a5b16fdd798d7c4ba3e412d716a", kill_on_drop: false }`
[INFO] [stdout] ee0ca6927e37c99db1e6bad20e84deaf2ff51a5b16fdd798d7c4ba3e412d716a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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=forbid" "-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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+7b3565da729099dbe807466fcd118fb2815986e0" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0b321d6744463ace54f75bb4ca60f9bf5224c290d9fe9c7d44dbc28a877629b7
[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" "0b321d6744463ace54f75bb4ca60f9bf5224c290d9fe9c7d44dbc28a877629b7", kill_on_drop: false }`
[INFO] [stderr]    Compiling version_check v0.9.3
[INFO] [stderr]     Checking nb v1.0.0
[INFO] [stderr]     Checking hash32 v0.1.1
[INFO] [stderr]     Checking generic-array v0.13.3
[INFO] [stderr]     Checking generic-array v0.12.4
[INFO] [stderr]     Checking generic-array v0.11.2
[INFO] [stderr]     Checking nb v0.1.3
[INFO] [stderr]     Checking embedded-hal v0.2.4
[INFO] [stderr]    Compiling generic-array v0.14.4
[INFO] [stderr]     Checking as-slice v0.1.5
[INFO] [stderr]     Checking heapless v0.4.4
[INFO] [stderr]     Checking light-cli v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/tokenizer.rs:137:41
[INFO] [stdout]     |
[INFO] [stdout] 137 |     pub fn fill<E>(&mut self, ser: &mut Read<u8, Error=E>) -> nb::Result<(), E> {
[INFO] [stdout]     |                                         ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Read<u8, Error=E>`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/output.rs:11:21
[INFO] [stdout]    |
[INFO] [stdout] 11 |     writer: &'a mut Write<u8, Error=E>
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Write<u8, Error=E>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/output.rs:39:32
[INFO] [stdout]    |
[INFO] [stdout] 39 |     pub fn new(writer: &'a mut Write<u8, Error = E>) -> Self {
[INFO] [stdout]    |                                ^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Write<u8, Error = E>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/input.rs:47:41
[INFO] [stdout]    |
[INFO] [stdout] 47 |     pub fn fill<E>(&mut self, ser: &mut Read<u8, Error=E>) -> nb::Result<(), E> {
[INFO] [stdout]    |                                         ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Read<u8, Error=E>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `heapless::RingBuffer`
[INFO] [stdout]  --> src/tests.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use heapless::RingBuffer;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^ no `RingBuffer` in the root
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/tokenizer.rs:137:41
[INFO] [stdout]     |
[INFO] [stdout] 137 |     pub fn fill<E>(&mut self, ser: &mut Read<u8, Error=E>) -> nb::Result<(), E> {
[INFO] [stdout]     |                                         ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Read<u8, Error=E>`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/output.rs:11:21
[INFO] [stdout]    |
[INFO] [stdout] 11 |     writer: &'a mut Write<u8, Error=E>
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Write<u8, Error=E>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/output.rs:39:32
[INFO] [stdout]    |
[INFO] [stdout] 39 |     pub fn new(writer: &'a mut Write<u8, Error = E>) -> Self {
[INFO] [stdout]    |                                ^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Write<u8, Error = E>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/input.rs:47:41
[INFO] [stdout]    |
[INFO] [stdout] 47 |     pub fn fill<E>(&mut self, ser: &mut Read<u8, Error=E>) -> nb::Result<(), E> {
[INFO] [stdout]    |                                         ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Read<u8, Error=E>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error; 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `light-cli`
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] 
[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] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "0b321d6744463ace54f75bb4ca60f9bf5224c290d9fe9c7d44dbc28a877629b7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0b321d6744463ace54f75bb4ca60f9bf5224c290d9fe9c7d44dbc28a877629b7", kill_on_drop: false }`
[INFO] [stdout] 0b321d6744463ace54f75bb4ca60f9bf5224c290d9fe9c7d44dbc28a877629b7