[INFO] fetching crate suffix_tree 0.2.2...
[INFO] checking suffix_tree-0.2.2 against try#3e22d1f9053c0fc87629b3c6d5d9567856368e5d for pr-78714
[INFO] extracting crate suffix_tree 0.2.2 into /workspace/builds/worker-12/source
[INFO] validating manifest of crates.io crate suffix_tree 0.2.2 on toolchain 3e22d1f9053c0fc87629b3c6d5d9567856368e5d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e22d1f9053c0fc87629b3c6d5d9567856368e5d" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate suffix_tree 0.2.2
[INFO] removed path dependency suffix from crates.io crate suffix_tree 0.2.2
[INFO] finished tweaking crates.io crate suffix_tree 0.2.2
[INFO] tweaked toml for crates.io crate suffix_tree 0.2.2 written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e22d1f9053c0fc87629b3c6d5d9567856368e5d" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e22d1f9053c0fc87629b3c6d5d9567856368e5d" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded quickcheck v0.2.27
[INFO] [stderr]   Downloaded suffix v0.4.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+3e22d1f9053c0fc87629b3c6d5d9567856368e5d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7b8aacf27d7f0f5bed82cc121a636426fd85fe61b2536c5d62a7833aa31276d9
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "7b8aacf27d7f0f5bed82cc121a636426fd85fe61b2536c5d62a7833aa31276d9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7b8aacf27d7f0f5bed82cc121a636426fd85fe61b2536c5d62a7833aa31276d9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7b8aacf27d7f0f5bed82cc121a636426fd85fe61b2536c5d62a7833aa31276d9", kill_on_drop: false }`
[INFO] [stdout] 7b8aacf27d7f0f5bed82cc121a636426fd85fe61b2536c5d62a7833aa31276d9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "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" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+3e22d1f9053c0fc87629b3c6d5d9567856368e5d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 07f6755ea958a4d12b34651a9a0cd8e4b27eeac3857e721f3ba82e995745dfa3
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "07f6755ea958a4d12b34651a9a0cd8e4b27eeac3857e721f3ba82e995745dfa3", kill_on_drop: false }`
[INFO] [stderr]     Checking suffix v0.4.1
[INFO] [stderr]     Checking suffix_tree v0.2.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:236:17
[INFO] [stdout]     |
[INFO] [stdout] 236 |                 try!(writeln!(f, "ROOT"));
[INFO] [stdout]     |                 ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:238:17
[INFO] [stdout]     |
[INFO] [stdout] 238 |                 try!(writeln!(f, "{}{:?}", indent, &st.label(node)));
[INFO] [stdout]     |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:241:17
[INFO] [stdout]     |
[INFO] [stdout] 241 |                 try!(fmt(f, st, child, depth + 1));
[INFO] [stdout]     |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:245:9
[INFO] [stdout]     |
[INFO] [stdout] 245 |         try!(writeln!(f, "\n-----------------------------------------"));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:246:9
[INFO] [stdout]     |
[INFO] [stdout] 246 |         try!(writeln!(f, "SUFFIX TREE"));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:247:9
[INFO] [stdout]     |
[INFO] [stdout] 247 |         try!(writeln!(f, "text: {}", self.text));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:248:9
[INFO] [stdout]     |
[INFO] [stdout] 248 |         try!(fmt(f, self, self.root(), 0));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:236:17
[INFO] [stdout]     |
[INFO] [stdout] 236 |                 try!(writeln!(f, "ROOT"));
[INFO] [stdout]     |                 ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:238:17
[INFO] [stdout]     |
[INFO] [stdout] 238 |                 try!(writeln!(f, "{}{:?}", indent, &st.label(node)));
[INFO] [stdout]     |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:241:17
[INFO] [stdout]     |
[INFO] [stdout] 241 |                 try!(fmt(f, st, child, depth + 1));
[INFO] [stdout]     |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:245:9
[INFO] [stdout]     |
[INFO] [stdout] 245 |         try!(writeln!(f, "\n-----------------------------------------"));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:246:9
[INFO] [stdout]     |
[INFO] [stdout] 246 |         try!(writeln!(f, "SUFFIX TREE"));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:247:9
[INFO] [stdout]     |
[INFO] [stdout] 247 |         try!(writeln!(f, "text: {}", self.text));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:248:9
[INFO] [stdout]     |
[INFO] [stdout] 248 |         try!(fmt(f, self, self.root(), 0));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.66s
[INFO] running `Command { std: "docker" "inspect" "07f6755ea958a4d12b34651a9a0cd8e4b27eeac3857e721f3ba82e995745dfa3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "07f6755ea958a4d12b34651a9a0cd8e4b27eeac3857e721f3ba82e995745dfa3", kill_on_drop: false }`
[INFO] [stdout] 07f6755ea958a4d12b34651a9a0cd8e4b27eeac3857e721f3ba82e995745dfa3