[INFO] crate rtrace 1.0.0 is already in cache
[INFO] checking rtrace-1.0.0 against master#6dee5f1126dfd5c9314ee5ae9d9eb010e35ef257 for pr-70872
[INFO] extracting crate rtrace 1.0.0 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate rtrace 1.0.0 on toolchain 6dee5f1126dfd5c9314ee5ae9d9eb010e35ef257
[INFO] running `"/workspace/cargo-home/bin/cargo" "+6dee5f1126dfd5c9314ee5ae9d9eb010e35ef257" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate rtrace 1.0.0
[INFO] finished tweaking crates.io crate rtrace 1.0.0
[INFO] tweaked toml for crates.io crate rtrace 1.0.0 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+6dee5f1126dfd5c9314ee5ae9d9eb010e35ef257" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"/workspace/cargo-home/bin/cargo" "+6dee5f1126dfd5c9314ee5ae9d9eb010e35ef257" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[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" "+6dee5f1126dfd5c9314ee5ae9d9eb010e35ef257" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 79b4c05a610dd4df134fe0b705a533ec153ea027d53f623e797a22413f9dd8da
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `"docker" "start" "-a" "79b4c05a610dd4df134fe0b705a533ec153ea027d53f623e797a22413f9dd8da"`
[INFO] [stderr]     Checking rtrace v1.0.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/rust/render.rs:262:32
[INFO] [stderr]     |
[INFO] [stderr] 262 |                   writer: &mut RGBABufferWriter,
[INFO] [stderr]     |                                ^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn RGBABufferWriter`
[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/rust/render.rs:364:23
[INFO] [stderr]     |
[INFO] [stderr] 364 |         let out: &mut io::Write = match *self.out {
[INFO] [stderr]     |                       ^^^^^^^^^ help: use `dyn`: `dyn io::Write`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/rust/render.rs:262:32
[INFO] [stderr]     |
[INFO] [stderr] 262 |                   writer: &mut RGBABufferWriter,
[INFO] [stderr]     |                                ^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn RGBABufferWriter`
[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/rust/render.rs:364:23
[INFO] [stderr]     |
[INFO] [stderr] 364 |         let out: &mut io::Write = match *self.out {
[INFO] [stderr]     |                       ^^^^^^^^^ help: use `dyn`: `dyn io::Write`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.12s
[INFO] running `"docker" "inspect" "79b4c05a610dd4df134fe0b705a533ec153ea027d53f623e797a22413f9dd8da"`
[INFO] running `"docker" "rm" "-f" "79b4c05a610dd4df134fe0b705a533ec153ea027d53f623e797a22413f9dd8da"`
[INFO] [stdout] 79b4c05a610dd4df134fe0b705a533ec153ea027d53f623e797a22413f9dd8da