[INFO] crate lars 0.2.4 is already in cache
[INFO] checking lars-0.2.4 against master#ba72b15666b2491415aec703a02c2364fe5e2790 for pr-71140
[INFO] extracting crate lars 0.2.4 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate lars 0.2.4 on toolchain ba72b15666b2491415aec703a02c2364fe5e2790
[INFO] running `"/workspace/cargo-home/bin/cargo" "+ba72b15666b2491415aec703a02c2364fe5e2790" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate lars 0.2.4
[INFO] finished tweaking crates.io crate lars 0.2.4
[INFO] tweaked toml for crates.io crate lars 0.2.4 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+ba72b15666b2491415aec703a02c2364fe5e2790" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+ba72b15666b2491415aec703a02c2364fe5e2790" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "+ba72b15666b2491415aec703a02c2364fe5e2790" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 251e7f5ef7caa5c08288f23e35a138f4a62025f09b4b5659ed1d833970ae96a2
[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" "251e7f5ef7caa5c08288f23e35a138f4a62025f09b4b5659ed1d833970ae96a2"`
[INFO] [stderr]     Checking lars v0.2.4 (/opt/rustwide/workdir)
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/vector.rs:83:9
[INFO] [stderr]    |
[INFO] [stderr] 83 |         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/vector.rs:85:13
[INFO] [stderr]    |
[INFO] [stderr] 85 |             try!(write!(f, "{}", self.content[n]));
[INFO] [stderr]    |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/vector.rs:87:17
[INFO] [stderr]    |
[INFO] [stderr] 87 |                 try!(write!(f, ","))
[INFO] [stderr]    |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/vector.rs:90:9
[INFO] [stderr]    |
[INFO] [stderr] 90 |         try!(write!(f, "]"));
[INFO] [stderr]    |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/matrix.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/matrix.rs:115:13
[INFO] [stderr]     |
[INFO] [stderr] 115 |             try!(write!(f, "["));
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/matrix.rs:117:17
[INFO] [stderr]     |
[INFO] [stderr] 117 |                 try!(write!(f, "{}", self.get(n, m)));
[INFO] [stderr]     |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/matrix.rs:119:13
[INFO] [stderr]     |
[INFO] [stderr] 119 |             try!(write!(f, "],\n"));
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/matrix.rs:121:9
[INFO] [stderr]     |
[INFO] [stderr] 121 |         try!(write!(f, "]"));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/vector.rs:83:9
[INFO] [stderr]    |
[INFO] [stderr] 83 |         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/vector.rs:85:13
[INFO] [stderr]    |
[INFO] [stderr] 85 |             try!(write!(f, "{}", self.content[n]));
[INFO] [stderr]    |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/vector.rs:87:17
[INFO] [stderr]    |
[INFO] [stderr] 87 |                 try!(write!(f, ","))
[INFO] [stderr]    |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/vector.rs:90:9
[INFO] [stderr]    |
[INFO] [stderr] 90 |         try!(write!(f, "]"));
[INFO] [stderr]    |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/matrix.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/matrix.rs:115:13
[INFO] [stderr]     |
[INFO] [stderr] 115 |             try!(write!(f, "["));
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/matrix.rs:117:17
[INFO] [stderr]     |
[INFO] [stderr] 117 |                 try!(write!(f, "{}", self.get(n, m)));
[INFO] [stderr]     |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/matrix.rs:119:13
[INFO] [stderr]     |
[INFO] [stderr] 119 |             try!(write!(f, "],\n"));
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/matrix.rs:121:9
[INFO] [stderr]     |
[INFO] [stderr] 121 |         try!(write!(f, "]"));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 9 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: 9 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.89s
[INFO] running `"docker" "inspect" "251e7f5ef7caa5c08288f23e35a138f4a62025f09b4b5659ed1d833970ae96a2"`
[INFO] running `"docker" "rm" "-f" "251e7f5ef7caa5c08288f23e35a138f4a62025f09b4b5659ed1d833970ae96a2"`
[INFO] [stdout] 251e7f5ef7caa5c08288f23e35a138f4a62025f09b4b5659ed1d833970ae96a2