[INFO] fetching crate itree 0.3.1...
[INFO] checking itree-0.3.1 against try#8a749131e7beb72f6edacefd2bdcbed3d67b2112 for pr-72331
[INFO] extracting crate itree 0.3.1 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate itree 0.3.1 on toolchain 8a749131e7beb72f6edacefd2bdcbed3d67b2112
[INFO] running `"/workspace/cargo-home/bin/cargo" "+8a749131e7beb72f6edacefd2bdcbed3d67b2112" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate itree 0.3.1
[INFO] finished tweaking crates.io crate itree 0.3.1
[INFO] tweaked toml for crates.io crate itree 0.3.1 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+8a749131e7beb72f6edacefd2bdcbed3d67b2112" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+8a749131e7beb72f6edacefd2bdcbed3d67b2112" "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" "+8a749131e7beb72f6edacefd2bdcbed3d67b2112" "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] 87191edfde54aa607e7085e71b79db0d3c9e157e487a7d1842032b50b05bcf66
[INFO] running `"docker" "start" "-a" "87191edfde54aa607e7085e71b79db0d3c9e157e487a7d1842032b50b05bcf66"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling libc v0.2.70
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]     Checking regex-syntax v0.6.17
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]     Checking fnv v1.0.7
[INFO] [stderr]     Checking unicode-width v0.1.7
[INFO] [stderr]     Checking same-file v1.0.6
[INFO] [stderr]     Checking numtoa v0.1.0
[INFO] [stderr]     Checking vec_map v0.8.2
[INFO] [stderr]     Checking ansi_term v0.11.0
[INFO] [stderr]     Checking strsim v0.8.0
[INFO] [stderr]     Checking indextree v1.3.0
[INFO] [stderr]     Checking log v0.4.8
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking walkdir v2.3.1
[INFO] [stderr]     Checking thread_local v1.0.1
[INFO] [stderr]     Checking crossbeam-utils v0.7.2
[INFO] [stderr]     Checking aho-corasick v0.7.10
[INFO] [stderr]     Checking bstr v0.2.13
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking termion v1.5.5
[INFO] [stderr]     Checking clap v2.33.1
[INFO] [stderr]     Checking regex v1.3.7
[INFO] [stderr]     Checking globset v0.4.5
[INFO] [stderr]     Checking ignore v0.4.15
[INFO] [stderr]     Checking itree v0.3.1 (/opt/rustwide/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]  --> src/options.rs:8:23
[INFO] [stderr]   |
[INFO] [stderr] 8 |     pub fg_color: Box<Color>,
[INFO] [stderr]   |                       ^^^^^ help: use `dyn`: `dyn Color`
[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/options.rs:9:23
[INFO] [stderr]   |
[INFO] [stderr] 9 |     pub bg_color: Box<Color>,
[INFO] [stderr]   |                       ^^^^^ help: use `dyn`: `dyn Color`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/options.rs:26:43
[INFO] [stderr]    |
[INFO] [stderr] 26 |     pub fn fg_color(&mut self, color: Box<Color>) -> &mut Self {
[INFO] [stderr]    |                                           ^^^^^ help: use `dyn`: `dyn Color`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/options.rs:31:43
[INFO] [stderr]    |
[INFO] [stderr] 31 |     pub fn bg_color(&mut self, color: Box<Color>) -> &mut Self {
[INFO] [stderr]    |                                           ^^^^^ help: use `dyn`: `dyn Color`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]  --> src/options.rs:8:23
[INFO] [stderr]   |
[INFO] [stderr] 8 |     pub fg_color: Box<Color>,
[INFO] [stderr]   |                       ^^^^^ help: use `dyn`: `dyn Color`
[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/options.rs:9:23
[INFO] [stderr]   |
[INFO] [stderr] 9 |     pub bg_color: Box<Color>,
[INFO] [stderr]   |                       ^^^^^ help: use `dyn`: `dyn Color`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/options.rs:26:43
[INFO] [stderr]    |
[INFO] [stderr] 26 |     pub fn fg_color(&mut self, color: Box<Color>) -> &mut Self {
[INFO] [stderr]    |                                           ^^^^^ help: use `dyn`: `dyn Color`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/options.rs:31:43
[INFO] [stderr]    |
[INFO] [stderr] 31 |     pub fn bg_color(&mut self, color: Box<Color>) -> &mut Self {
[INFO] [stderr]    |                                           ^^^^^ help: use `dyn`: `dyn Color`
[INFO] [stderr] 
[INFO] [stderr] warning: 4 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/args.rs:109:37
[INFO] [stderr]     |
[INFO] [stderr] 109 | fn string_to_color(cs: &str) -> Box<color::Color> {
[INFO] [stderr]     |                                     ^^^^^^^^^^^^ help: use `dyn`: `dyn color::Color`
[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/args.rs:109:37
[INFO] [stderr]     |
[INFO] [stderr] 109 | fn string_to_color(cs: &str) -> Box<color::Color> {
[INFO] [stderr]     |                                     ^^^^^^^^^^^^ help: use `dyn`: `dyn color::Color`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 4 warnings emitted
[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 14.42s
[INFO] running `"docker" "inspect" "87191edfde54aa607e7085e71b79db0d3c9e157e487a7d1842032b50b05bcf66"`
[INFO] running `"docker" "rm" "-f" "87191edfde54aa607e7085e71b79db0d3c9e157e487a7d1842032b50b05bcf66"`
[INFO] [stdout] 87191edfde54aa607e7085e71b79db0d3c9e157e487a7d1842032b50b05bcf66