[INFO] fetching crate stable_bst 0.2.0...
[INFO] checking stable_bst-0.2.0 against try#e4dba30b9b475d8750370c4dfb49b6541990904d for pr-71393
[INFO] extracting crate stable_bst 0.2.0 into /workspace/builds/worker-5/source
[INFO] validating manifest of crates.io crate stable_bst 0.2.0 on toolchain e4dba30b9b475d8750370c4dfb49b6541990904d
[INFO] running `"/workspace/cargo-home/bin/cargo" "+e4dba30b9b475d8750370c4dfb49b6541990904d" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate stable_bst 0.2.0
[INFO] finished tweaking crates.io crate stable_bst 0.2.0
[INFO] tweaked toml for crates.io crate stable_bst 0.2.0 written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+e4dba30b9b475d8750370c4dfb49b6541990904d" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+e4dba30b9b475d8750370c4dfb49b6541990904d" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded compare v0.0.6
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "+e4dba30b9b475d8750370c4dfb49b6541990904d" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] a32e5a028fc4177c6e933164be9d5b035ebbd86c441316e11fa6e7632aa3ffdd
[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" "a32e5a028fc4177c6e933164be9d5b035ebbd86c441316e11fa6e7632aa3ffdd"`
[INFO] [stderr]     Checking bit-vec v0.5.1
[INFO] [stderr]     Checking compare v0.0.6
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]     Checking bit-set v0.5.1
[INFO] [stderr]     Checking ordered_iter v0.1.1
[INFO] [stderr]     Checking stable_bst v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/map.rs:162:9
[INFO] [stderr]     |
[INFO] [stderr] 162 |         try!(write!(f, "{{"));
[INFO] [stderr]     |         ^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/map.rs:166:17
[INFO] [stderr]     |
[INFO] [stderr] 166 |                 try!(write!(f, ", "));
[INFO] [stderr]     |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/map.rs:168:13
[INFO] [stderr]     |
[INFO] [stderr] 168 |             try!(write!(f, "{:?}: {:?}", *k, *v));
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/set.rs:113:9
[INFO] [stderr]     |
[INFO] [stderr] 113 |         try!(write!(f, "{{"));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/set.rs:117:17
[INFO] [stderr]     |
[INFO] [stderr] 117 |                 try!(write!(f, ", "));
[INFO] [stderr]     |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/set.rs:119:13
[INFO] [stderr]     |
[INFO] [stderr] 119 |             try!(write!(f, "{:?}", *x));
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr]     Checking rand v0.3.23
[INFO] [stderr] warning: 6 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/map.rs:162:9
[INFO] [stderr]     |
[INFO] [stderr] 162 |         try!(write!(f, "{{"));
[INFO] [stderr]     |         ^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/map.rs:166:17
[INFO] [stderr]     |
[INFO] [stderr] 166 |                 try!(write!(f, ", "));
[INFO] [stderr]     |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/map.rs:168:13
[INFO] [stderr]     |
[INFO] [stderr] 168 |             try!(write!(f, "{:?}: {:?}", *k, *v));
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/set.rs:113:9
[INFO] [stderr]     |
[INFO] [stderr] 113 |         try!(write!(f, "{{"));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/set.rs:117:17
[INFO] [stderr]     |
[INFO] [stderr] 117 |                 try!(write!(f, ", "));
[INFO] [stderr]     |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/set.rs:119:13
[INFO] [stderr]     |
[INFO] [stderr] 119 |             try!(write!(f, "{:?}", *x));
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::hash::SipHasher': use `std::collections::hash_map::DefaultHasher` instead
[INFO] [stderr]    --> src/set.rs:919:21
[INFO] [stderr]     |
[INFO] [stderr] 919 |         let mut s = hash::SipHasher::new();
[INFO] [stderr]     |                     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::hash::SipHasher::new': use `std::collections::hash_map::DefaultHasher` instead
[INFO] [stderr]    --> src/set.rs:919:21
[INFO] [stderr]     |
[INFO] [stderr] 919 |         let mut s = hash::SipHasher::new();
[INFO] [stderr]     |                     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 8 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.88s
[INFO] running `"docker" "inspect" "a32e5a028fc4177c6e933164be9d5b035ebbd86c441316e11fa6e7632aa3ffdd"`
[INFO] running `"docker" "rm" "-f" "a32e5a028fc4177c6e933164be9d5b035ebbd86c441316e11fa6e7632aa3ffdd"`
[INFO] [stdout] a32e5a028fc4177c6e933164be9d5b035ebbd86c441316e11fa6e7632aa3ffdd