[INFO] crate unidiffr 0.2.0 is already in cache
[INFO] checking unidiffr-0.2.0 against try#1a399c10897767c36d147199696c96f193034e49 for pr-72644
[INFO] extracting crate unidiffr 0.2.0 into /workspace/builds/worker-13/source
[INFO] validating manifest of crates.io crate unidiffr 0.2.0 on toolchain 1a399c10897767c36d147199696c96f193034e49
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1a399c10897767c36d147199696c96f193034e49" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate unidiffr 0.2.0
[INFO] finished tweaking crates.io crate unidiffr 0.2.0
[INFO] tweaked toml for crates.io crate unidiffr 0.2.0 written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1a399c10897767c36d147199696c96f193034e49" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1a399c10897767c36d147199696c96f193034e49" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "+1a399c10897767c36d147199696c96f193034e49" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 755a7ec835d4090f23ad75bce5d42a3cb8757929ac12c67c93ac043718105d5e
[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" "755a7ec835d4090f23ad75bce5d42a3cb8757929ac12c67c93ac043718105d5e"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling semver v0.1.20
[INFO] [stderr]     Checking unicode-segmentation v0.1.2
[INFO] [stderr]     Checking lazy_static v0.1.16
[INFO] [stderr]    Compiling num-integer v0.1.42
[INFO] [stderr]    Compiling num-iter v0.1.40
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking clap v2.33.1
[INFO] [stderr]    Compiling rustc_version v0.1.7
[INFO] [stderr]    Compiling strcursor v0.2.5
[INFO] [stderr]    Compiling scan-rules v0.2.0
[INFO] [stderr]     Checking num v0.1.42
[INFO] [stderr]     Checking chrono v0.3.0
[INFO] [stderr]     Checking unidiffr v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/diff.rs:22:32
[INFO] [stderr]    |
[INFO] [stderr] 22 |         -> Result<Unidiff, Box<error::Error>>
[INFO] [stderr]    |                                ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error`
[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/diff.rs:136:35
[INFO] [stderr]     |
[INFO] [stderr] 136 |         -> Result<DiffHeader, Box<error::Error>>
[INFO] [stderr]     |                                   ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/diff.rs:22:32
[INFO] [stderr]    |
[INFO] [stderr] 22 |         -> Result<Unidiff, Box<error::Error>>
[INFO] [stderr]    |                                ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error`
[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/diff.rs:136:35
[INFO] [stderr]     |
[INFO] [stderr] 136 |         -> Result<DiffHeader, Box<error::Error>>
[INFO] [stderr]     |                                   ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error`
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/main.rs:37:20
[INFO] [stderr]    |
[INFO] [stderr] 37 |     let input: Box<Iterator<Item=String>> =
[INFO] [stderr]    |                    ^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item=String>`
[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:37:20
[INFO] [stderr]    |
[INFO] [stderr] 37 |     let input: Box<Iterator<Item=String>> =
[INFO] [stderr]    |                    ^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item=String>`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 8.55s
[INFO] running `"docker" "inspect" "755a7ec835d4090f23ad75bce5d42a3cb8757929ac12c67c93ac043718105d5e"`
[INFO] running `"docker" "rm" "-f" "755a7ec835d4090f23ad75bce5d42a3cb8757929ac12c67c93ac043718105d5e"`
[INFO] [stdout] 755a7ec835d4090f23ad75bce5d42a3cb8757929ac12c67c93ac043718105d5e