[INFO] cloning repository https://github.com/IEavan/Connect4-Monte-Carlo [INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/IEavan/Connect4-Monte-Carlo" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FIEavan%2FConnect4-Monte-Carlo"` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FIEavan%2FConnect4-Monte-Carlo'... [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] 1e120a2b3992e4f68973aa338398c220e7a0bde8 [INFO] checking IEavan/Connect4-Monte-Carlo against try#ea663bba38739867a4b75ac820991b4f5d093c3b for pr-62262-1 [INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FIEavan%2FConnect4-Monte-Carlo" "/workspace/builds/worker-13/source"` [INFO] [stderr] Cloning into '/workspace/builds/worker-13/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/IEavan/Connect4-Monte-Carlo on toolchain ea663bba38739867a4b75ac820991b4f5d093c3b [INFO] running `"/workspace/cargo-home/bin/cargo" "+ea663bba38739867a4b75ac820991b4f5d093c3b" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking git repo https://github.com/IEavan/Connect4-Monte-Carlo [INFO] finished tweaking git repo https://github.com/IEavan/Connect4-Monte-Carlo [INFO] tweaked toml for git repo https://github.com/IEavan/Connect4-Monte-Carlo written to /workspace/builds/worker-13/source/Cargo.toml [INFO] crate git repo https://github.com/IEavan/Connect4-Monte-Carlo already has a lockfile, it will not be regenerated [INFO] running `"/workspace/cargo-home/bin/cargo" "+ea663bba38739867a4b75ac820991b4f5d093c3b" "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" "+ea663bba38739867a4b75ac820991b4f5d093c3b" "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] 839466595fa8d46d510b4253cb066127bc5654d8478edcdec2c934382af6f75e [INFO] running `"docker" "start" "-a" "839466595fa8d46d510b4253cb066127bc5654d8478edcdec2c934382af6f75e"` [INFO] [stderr] Checking crossbeam-epoch v0.3.1 [INFO] [stderr] Checking crossbeam-deque v0.2.0 [INFO] [stderr] Checking rayon-core v1.4.1 [INFO] [stderr] Checking rayon v1.0.2 [INFO] [stderr] Checking connect4 v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stderr] --> src/grid.rs:177:9 [INFO] [stderr] | [INFO] [stderr] 177 | try!(writeln!(f, "{:?}'s Turn", self.turn)); [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/grid.rs:179:13 [INFO] [stderr] | [INFO] [stderr] 179 | try!(write!(f, "[")); [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stderr] --> src/grid.rs:188:17 [INFO] [stderr] | [INFO] [stderr] 188 | try!(write!(f, "{}", cell_char)); [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stderr] --> src/grid.rs:190:13 [INFO] [stderr] | [INFO] [stderr] 190 | try!(writeln!(f, " ]")); [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stderr] --> src/grid.rs:198:9 [INFO] [stderr] | [INFO] [stderr] 198 | try!(writeln!(f, "{:?}'s Turn", self.turn)); [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stderr] --> src/grid.rs:200:13 [INFO] [stderr] | [INFO] [stderr] 200 | try!(write!(f, "[")); [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stderr] --> src/grid.rs:209:17 [INFO] [stderr] | [INFO] [stderr] 209 | try!(write!(f, "{}", cell_char)); [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stderr] --> src/grid.rs:211:13 [INFO] [stderr] | [INFO] [stderr] 211 | try!(writeln!(f, " ]")); [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stderr] --> src/grid.rs:239:9 [INFO] [stderr] | [INFO] [stderr] 239 | try!(writeln!(f, "{:?}'s Turn {:?}'s Turn", [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stderr] --> src/grid.rs:245:13 [INFO] [stderr] | [INFO] [stderr] 245 | try!(write!(f, "[")); [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stderr] --> src/grid.rs:254:17 [INFO] [stderr] | [INFO] [stderr] 254 | try!(write!(f, "{}", cell_char)); [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stderr] --> src/grid.rs:256:13 [INFO] [stderr] | [INFO] [stderr] 256 | try!(write!(f, " ]")); [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stderr] --> src/grid.rs:259:17 [INFO] [stderr] | [INFO] [stderr] 259 | try!(write!(f, " --> ")); [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stderr] --> src/grid.rs:261:17 [INFO] [stderr] | [INFO] [stderr] 261 | try!(write!(f, " ")); [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stderr] --> src/grid.rs:264:13 [INFO] [stderr] | [INFO] [stderr] 264 | try!(write!(f, "[")); [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stderr] --> src/grid.rs:273:17 [INFO] [stderr] | [INFO] [stderr] 273 | try!(write!(f, "{}", cell_char)); [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stderr] --> src/grid.rs:275:13 [INFO] [stderr] | [INFO] [stderr] 275 | try!(writeln!(f, " ]")); [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stderr] --> src/grid.rs:177:9 [INFO] [stderr] | [INFO] [stderr] 177 | try!(writeln!(f, "{:?}'s Turn", self.turn)); [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/grid.rs:179:13 [INFO] [stderr] | [INFO] [stderr] 179 | try!(write!(f, "[")); [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stderr] --> src/grid.rs:188:17 [INFO] [stderr] | [INFO] [stderr] 188 | try!(write!(f, "{}", cell_char)); [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stderr] --> src/grid.rs:190:13 [INFO] [stderr] | [INFO] [stderr] 190 | try!(writeln!(f, " ]")); [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stderr] --> src/grid.rs:198:9 [INFO] [stderr] | [INFO] [stderr] 198 | try!(writeln!(f, "{:?}'s Turn", self.turn)); [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stderr] --> src/grid.rs:200:13 [INFO] [stderr] | [INFO] [stderr] 200 | try!(write!(f, "[")); [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stderr] --> src/grid.rs:209:17 [INFO] [stderr] | [INFO] [stderr] 209 | try!(write!(f, "{}", cell_char)); [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stderr] --> src/grid.rs:211:13 [INFO] [stderr] | [INFO] [stderr] 211 | try!(writeln!(f, " ]")); [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stderr] --> src/grid.rs:239:9 [INFO] [stderr] | [INFO] [stderr] 239 | try!(writeln!(f, "{:?}'s Turn {:?}'s Turn", [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stderr] --> src/grid.rs:245:13 [INFO] [stderr] | [INFO] [stderr] 245 | try!(write!(f, "[")); [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stderr] --> src/grid.rs:254:17 [INFO] [stderr] | [INFO] [stderr] 254 | try!(write!(f, "{}", cell_char)); [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stderr] --> src/grid.rs:256:13 [INFO] [stderr] | [INFO] [stderr] 256 | try!(write!(f, " ]")); [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stderr] --> src/grid.rs:259:17 [INFO] [stderr] | [INFO] [stderr] 259 | try!(write!(f, " --> ")); [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stderr] --> src/grid.rs:261:17 [INFO] [stderr] | [INFO] [stderr] 261 | try!(write!(f, " ")); [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stderr] --> src/grid.rs:264:13 [INFO] [stderr] | [INFO] [stderr] 264 | try!(write!(f, "[")); [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stderr] --> src/grid.rs:273:17 [INFO] [stderr] | [INFO] [stderr] 273 | try!(write!(f, "{}", cell_char)); [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stderr] --> src/grid.rs:275:13 [INFO] [stderr] | [INFO] [stderr] 275 | try!(writeln!(f, " ]")); [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 8.56s [INFO] running `"docker" "inspect" "839466595fa8d46d510b4253cb066127bc5654d8478edcdec2c934382af6f75e"` [INFO] running `"docker" "rm" "-f" "839466595fa8d46d510b4253cb066127bc5654d8478edcdec2c934382af6f75e"` [INFO] [stdout] 839466595fa8d46d510b4253cb066127bc5654d8478edcdec2c934382af6f75e