[INFO] crate xv 0.1.1 is already in cache
[INFO] checking xv-0.1.1 against master#6250d56355d72264ece721e8d0dc95b16a6824b1 for pr-68350
[INFO] extracting crate xv 0.1.1 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate xv 0.1.1 on toolchain 6250d56355d72264ece721e8d0dc95b16a6824b1
[INFO] running `"/workspace/cargo-home/bin/cargo" "+6250d56355d72264ece721e8d0dc95b16a6824b1" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate xv 0.1.1
[INFO] finished tweaking crates.io crate xv 0.1.1
[INFO] tweaked toml for crates.io crate xv 0.1.1 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+6250d56355d72264ece721e8d0dc95b16a6824b1" "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" "+6250d56355d72264ece721e8d0dc95b16a6824b1" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+6250d56355d72264ece721e8d0dc95b16a6824b1" "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] fb44e3444de04d8862e85a8b7179e3250913e0ab8ee0ae808f1f0e940f5808eb
[INFO] running `"docker" "start" "-a" "fb44e3444de04d8862e85a8b7179e3250913e0ab8ee0ae808f1f0e940f5808eb"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling syn v1.0.14
[INFO] [stderr]    Compiling strsim v0.9.3
[INFO] [stderr]     Checking array-macro v1.0.3
[INFO] [stderr]     Checking maplit v1.0.2
[INFO] [stderr]     Checking hashbrown v0.3.1
[INFO] [stderr]     Checking xi-unicode v0.1.0
[INFO] [stderr]    Compiling num-complex v0.2.4
[INFO] [stderr]    Compiling num-rational v0.2.3
[INFO] [stderr]    Compiling num-iter v0.1.40
[INFO] [stderr]    Compiling ncurses v5.99.0
[INFO] [stderr]     Checking rmp v0.8.9
[INFO] [stderr]     Checking directories v1.0.2
[INFO] [stderr]     Checking signal-hook v0.1.12
[INFO] [stderr]     Checking chrono v0.4.10
[INFO] [stderr]     Checking enum-map-internals v0.1.3
[INFO] [stderr]     Checking rmp-serde v0.13.7
[INFO] [stderr]     Checking num v0.2.1
[INFO] [stderr]    Compiling darling_core v0.10.2
[INFO] [stderr]    Compiling enum-map-derive v0.4.3
[INFO] [stderr]    Compiling serde_derive v1.0.104
[INFO] [stderr]     Checking enum-map v0.5.0
[INFO] [stderr]    Compiling darling_macro v0.10.2
[INFO] [stderr]    Compiling darling v0.10.2
[INFO] [stderr]    Compiling enumset_derive v0.4.3
[INFO] [stderr]     Checking enumset v0.4.4
[INFO] [stderr]     Checking cursive v0.12.0
[INFO] [stderr]     Checking xv v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/hex_reader.rs:148:51
[INFO] [stderr]     |
[INFO] [stderr] 148 |     pub fn visit_row_offsets(&self, visitor: &mut OffsetsVisitor) {
[INFO] [stderr]     |                                                   ^^^^^^^^^^^^^^ help: use `dyn`: `dyn OffsetsVisitor`
[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/hex_reader.rs:173:43
[INFO] [stderr]     |
[INFO] [stderr] 173 |     pub fn visit_hex(&self, visitor: &mut HexVisitor) {
[INFO] [stderr]     |                                           ^^^^^^^^^^ help: use `dyn`: `dyn HexVisitor`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/hex_reader.rs:148:51
[INFO] [stderr]     |
[INFO] [stderr] 148 |     pub fn visit_row_offsets(&self, visitor: &mut OffsetsVisitor) {
[INFO] [stderr]     |                                                   ^^^^^^^^^^^^^^ help: use `dyn`: `dyn OffsetsVisitor`
[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/hex_reader.rs:173:43
[INFO] [stderr]     |
[INFO] [stderr] 173 |     pub fn visit_hex(&self, visitor: &mut HexVisitor) {
[INFO] [stderr]     |                                           ^^^^^^^^^^ help: use `dyn`: `dyn HexVisitor`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 51.25s
[INFO] running `"docker" "inspect" "fb44e3444de04d8862e85a8b7179e3250913e0ab8ee0ae808f1f0e940f5808eb"`
[INFO] running `"docker" "rm" "-f" "fb44e3444de04d8862e85a8b7179e3250913e0ab8ee0ae808f1f0e940f5808eb"`
[INFO] [stdout] fb44e3444de04d8862e85a8b7179e3250913e0ab8ee0ae808f1f0e940f5808eb