[INFO] cloning repository https://github.com/silppuri/rstrie
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/silppuri/rstrie" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsilppuri%2Frstrie", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsilppuri%2Frstrie'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 6469b5e57b8ad2ee8d2d4998f04351d4f43967e7
[INFO] testing silppuri/rstrie against try#d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2 for pr-86479
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsilppuri%2Frstrie" "/workspace/builds/worker-3/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/silppuri/rstrie on toolchain d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/silppuri/rstrie
[INFO] finished tweaking git repo https://github.com/silppuri/rstrie
[INFO] tweaked toml for git repo https://github.com/silppuri/rstrie written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/silppuri/rstrie already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded cslice v0.3.0
[INFO] [stderr]   Downloaded cstr-macro v0.1.0
[INFO] [stderr]   Downloaded helix v0.7.2
[INFO] [stderr]   Downloaded libcruby-sys v0.7.2
[INFO] running `Command { std: "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" "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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 40df9bee877191b1cbb85e56f5030e689ea608197a480775dfefb6ccac3cd6fc
[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" "40df9bee877191b1cbb85e56f5030e689ea608197a480775dfefb6ccac3cd6fc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "40df9bee877191b1cbb85e56f5030e689ea608197a480775dfefb6ccac3cd6fc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "40df9bee877191b1cbb85e56f5030e689ea608197a480775dfefb6ccac3cd6fc", kill_on_drop: false }`
[INFO] [stdout] 40df9bee877191b1cbb85e56f5030e689ea608197a480775dfefb6ccac3cd6fc
[INFO] running `Command { std: "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" "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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6a112ec23fc0f0c21d8abfc0b6370fd06766111219b41bf51fa20c61ded4c200
[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" "6a112ec23fc0f0c21d8abfc0b6370fd06766111219b41bf51fa20c61ded4c200", kill_on_drop: false }`
[INFO] [stderr]    Compiling libcruby-sys v0.7.2
[INFO] [stderr]    Compiling cstr-macro v0.1.0
[INFO] [stderr]    Compiling cslice v0.3.0
[INFO] [stderr]    Compiling sequence_trie v0.3.5
[INFO] [stderr]    Compiling helix v0.7.2
[INFO] [stderr]    Compiling rstrie v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/lib.rs:25:1
[INFO] [stdout]    |
[INFO] [stdout] 25 | / ruby! {
[INFO] [stdout] 26 | |     pub class Rstrie {
[INFO] [stdout] 27 | |         struct {
[INFO] [stdout] 28 | |             trie: SequenceTrie<u8,VALUE>
[INFO] [stdout] ...  |
[INFO] [stdout] 55 | |     }
[INFO] [stdout] 56 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout]    = note: this warning originates in the macro `codegen_define_method` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/lib.rs:25:1
[INFO] [stdout]    |
[INFO] [stdout] 25 | / ruby! {
[INFO] [stdout] 26 | |     pub class Rstrie {
[INFO] [stdout] 27 | |         struct {
[INFO] [stdout] 28 | |             trie: SequenceTrie<u8,VALUE>
[INFO] [stdout] ...  |
[INFO] [stdout] 55 | |     }
[INFO] [stdout] 56 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `codegen_define_method` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/lib.rs:25:1
[INFO] [stdout]    |
[INFO] [stdout] 25 | / ruby! {
[INFO] [stdout] 26 | |     pub class Rstrie {
[INFO] [stdout] 27 | |         struct {
[INFO] [stdout] 28 | |             trie: SequenceTrie<u8,VALUE>
[INFO] [stdout] ...  |
[INFO] [stdout] 55 | |     }
[INFO] [stdout] 56 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `codegen_define_method` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/lib.rs:25:1
[INFO] [stdout]    |
[INFO] [stdout] 25 | / ruby! {
[INFO] [stdout] 26 | |     pub class Rstrie {
[INFO] [stdout] 27 | |         struct {
[INFO] [stdout] 28 | |             trie: SequenceTrie<u8,VALUE>
[INFO] [stdout] ...  |
[INFO] [stdout] 55 | |     }
[INFO] [stdout] 56 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `codegen_define_method` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/lib.rs:25:1
[INFO] [stdout]    |
[INFO] [stdout] 25 | / ruby! {
[INFO] [stdout] 26 | |     pub class Rstrie {
[INFO] [stdout] 27 | |         struct {
[INFO] [stdout] 28 | |             trie: SequenceTrie<u8,VALUE>
[INFO] [stdout] ...  |
[INFO] [stdout] 55 | |     }
[INFO] [stdout] 56 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `codegen_define_method` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/lib.rs:25:1
[INFO] [stdout]    |
[INFO] [stdout] 25 | / ruby! {
[INFO] [stdout] 26 | |     pub class Rstrie {
[INFO] [stdout] 27 | |         struct {
[INFO] [stdout] 28 | |             trie: SequenceTrie<u8,VALUE>
[INFO] [stdout] ...  |
[INFO] [stdout] 55 | |     }
[INFO] [stdout] 56 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `codegen_define_method` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/lib.rs:25:1
[INFO] [stdout]    |
[INFO] [stdout] 25 | / ruby! {
[INFO] [stdout] 26 | |     pub class Rstrie {
[INFO] [stdout] 27 | |         struct {
[INFO] [stdout] 28 | |             trie: SequenceTrie<u8,VALUE>
[INFO] [stdout] ...  |
[INFO] [stdout] 55 | |     }
[INFO] [stdout] 56 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `codegen_define_method` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/lib.rs:25:1
[INFO] [stdout]    |
[INFO] [stdout] 25 | / ruby! {
[INFO] [stdout] 26 | |     pub class Rstrie {
[INFO] [stdout] 27 | |         struct {
[INFO] [stdout] 28 | |             trie: SequenceTrie<u8,VALUE>
[INFO] [stdout] ...  |
[INFO] [stdout] 55 | |     }
[INFO] [stdout] 56 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `codegen_define_method` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/lib.rs:25:1
[INFO] [stdout]    |
[INFO] [stdout] 25 | / ruby! {
[INFO] [stdout] 26 | |     pub class Rstrie {
[INFO] [stdout] 27 | |         struct {
[INFO] [stdout] 28 | |             trie: SequenceTrie<u8,VALUE>
[INFO] [stdout] ...  |
[INFO] [stdout] 55 | |     }
[INFO] [stdout] 56 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `codegen_define_method` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/lib.rs:25:1
[INFO] [stdout]    |
[INFO] [stdout] 25 | / ruby! {
[INFO] [stdout] 26 | |     pub class Rstrie {
[INFO] [stdout] 27 | |         struct {
[INFO] [stdout] 28 | |             trie: SequenceTrie<u8,VALUE>
[INFO] [stdout] ...  |
[INFO] [stdout] 55 | |     }
[INFO] [stdout] 56 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `codegen_define_method` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 10 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.69s
[INFO] running `Command { std: "docker" "inspect" "6a112ec23fc0f0c21d8abfc0b6370fd06766111219b41bf51fa20c61ded4c200", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6a112ec23fc0f0c21d8abfc0b6370fd06766111219b41bf51fa20c61ded4c200", kill_on_drop: false }`
[INFO] [stdout] 6a112ec23fc0f0c21d8abfc0b6370fd06766111219b41bf51fa20c61ded4c200
[INFO] running `Command { std: "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" "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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] a7ced31bb62f55d0c84f01f8461d64002ef62d6438c483bebb159eba38eaf90b
[INFO] running `Command { std: "docker" "start" "-a" "a7ced31bb62f55d0c84f01f8461d64002ef62d6438c483bebb159eba38eaf90b", kill_on_drop: false }`
[INFO] [stderr]    Compiling rstrie v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/lib.rs:25:1
[INFO] [stdout]    |
[INFO] [stdout] 25 | / ruby! {
[INFO] [stdout] 26 | |     pub class Rstrie {
[INFO] [stdout] 27 | |         struct {
[INFO] [stdout] 28 | |             trie: SequenceTrie<u8,VALUE>
[INFO] [stdout] ...  |
[INFO] [stdout] 55 | |     }
[INFO] [stdout] 56 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout]    = note: this warning originates in the macro `codegen_define_method` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/lib.rs:25:1
[INFO] [stdout]    |
[INFO] [stdout] 25 | / ruby! {
[INFO] [stdout] 26 | |     pub class Rstrie {
[INFO] [stdout] 27 | |         struct {
[INFO] [stdout] 28 | |             trie: SequenceTrie<u8,VALUE>
[INFO] [stdout] ...  |
[INFO] [stdout] 55 | |     }
[INFO] [stdout] 56 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `codegen_define_method` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/lib.rs:25:1
[INFO] [stdout]    |
[INFO] [stdout] 25 | / ruby! {
[INFO] [stdout] 26 | |     pub class Rstrie {
[INFO] [stdout] 27 | |         struct {
[INFO] [stdout] 28 | |             trie: SequenceTrie<u8,VALUE>
[INFO] [stdout] ...  |
[INFO] [stdout] 55 | |     }
[INFO] [stdout] 56 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `codegen_define_method` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/lib.rs:25:1
[INFO] [stdout]    |
[INFO] [stdout] 25 | / ruby! {
[INFO] [stdout] 26 | |     pub class Rstrie {
[INFO] [stdout] 27 | |         struct {
[INFO] [stdout] 28 | |             trie: SequenceTrie<u8,VALUE>
[INFO] [stdout] ...  |
[INFO] [stdout] 55 | |     }
[INFO] [stdout] 56 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `codegen_define_method` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/lib.rs:25:1
[INFO] [stdout]    |
[INFO] [stdout] 25 | / ruby! {
[INFO] [stdout] 26 | |     pub class Rstrie {
[INFO] [stdout] 27 | |         struct {
[INFO] [stdout] 28 | |             trie: SequenceTrie<u8,VALUE>
[INFO] [stdout] ...  |
[INFO] [stdout] 55 | |     }
[INFO] [stdout] 56 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `codegen_define_method` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/lib.rs:25:1
[INFO] [stdout]    |
[INFO] [stdout] 25 | / ruby! {
[INFO] [stdout] 26 | |     pub class Rstrie {
[INFO] [stdout] 27 | |         struct {
[INFO] [stdout] 28 | |             trie: SequenceTrie<u8,VALUE>
[INFO] [stdout] ...  |
[INFO] [stdout] 55 | |     }
[INFO] [stdout] 56 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `codegen_define_method` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/lib.rs:25:1
[INFO] [stdout]    |
[INFO] [stdout] 25 | / ruby! {
[INFO] [stdout] 26 | |     pub class Rstrie {
[INFO] [stdout] 27 | |         struct {
[INFO] [stdout] 28 | |             trie: SequenceTrie<u8,VALUE>
[INFO] [stdout] ...  |
[INFO] [stdout] 55 | |     }
[INFO] [stdout] 56 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `codegen_define_method` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/lib.rs:25:1
[INFO] [stdout]    |
[INFO] [stdout] 25 | / ruby! {
[INFO] [stdout] 26 | |     pub class Rstrie {
[INFO] [stdout] 27 | |         struct {
[INFO] [stdout] 28 | |             trie: SequenceTrie<u8,VALUE>
[INFO] [stdout] ...  |
[INFO] [stdout] 55 | |     }
[INFO] [stdout] 56 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `codegen_define_method` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/lib.rs:25:1
[INFO] [stdout]    |
[INFO] [stdout] 25 | / ruby! {
[INFO] [stdout] 26 | |     pub class Rstrie {
[INFO] [stdout] 27 | |         struct {
[INFO] [stdout] 28 | |             trie: SequenceTrie<u8,VALUE>
[INFO] [stdout] ...  |
[INFO] [stdout] 55 | |     }
[INFO] [stdout] 56 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `codegen_define_method` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/lib.rs:25:1
[INFO] [stdout]    |
[INFO] [stdout] 25 | / ruby! {
[INFO] [stdout] 26 | |     pub class Rstrie {
[INFO] [stdout] 27 | |         struct {
[INFO] [stdout] 28 | |             trie: SequenceTrie<u8,VALUE>
[INFO] [stdout] ...  |
[INFO] [stdout] 55 | |     }
[INFO] [stdout] 56 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `codegen_define_method` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 10 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.75s
[INFO] running `Command { std: "docker" "inspect" "a7ced31bb62f55d0c84f01f8461d64002ef62d6438c483bebb159eba38eaf90b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a7ced31bb62f55d0c84f01f8461d64002ef62d6438c483bebb159eba38eaf90b", kill_on_drop: false }`
[INFO] [stdout] a7ced31bb62f55d0c84f01f8461d64002ef62d6438c483bebb159eba38eaf90b
[INFO] running `Command { std: "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" "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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "test" "--frozen", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] a8599ea1301de2c3b1ff5b31874a3e9540a519a17dae35ea502af9e751591b8f
[INFO] running `Command { std: "docker" "start" "-a" "a8599ea1301de2c3b1ff5b31874a3e9540a519a17dae35ea502af9e751591b8f", kill_on_drop: false }`
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/lib.rs:25:1
[INFO] [stderr]    |
[INFO] [stderr] 25 | / ruby! {
[INFO] [stderr] 26 | |     pub class Rstrie {
[INFO] [stderr] 27 | |         struct {
[INFO] [stderr] 28 | |             trie: SequenceTrie<u8,VALUE>
[INFO] [stderr] ...  |
[INFO] [stderr] 55 | |     }
[INFO] [stderr] 56 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr]    = note: this warning originates in the macro `codegen_define_method` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/lib.rs:25:1
[INFO] [stderr]    |
[INFO] [stderr] 25 | / ruby! {
[INFO] [stderr] 26 | |     pub class Rstrie {
[INFO] [stderr] 27 | |         struct {
[INFO] [stderr] 28 | |             trie: SequenceTrie<u8,VALUE>
[INFO] [stderr] ...  |
[INFO] [stderr] 55 | |     }
[INFO] [stderr] 56 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in the macro `codegen_define_method` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: `rstrie` (lib test) generated 10 warnings (8 duplicates)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.20s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/rstrie-ee6f3d2161d7f1cc)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "a8599ea1301de2c3b1ff5b31874a3e9540a519a17dae35ea502af9e751591b8f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a8599ea1301de2c3b1ff5b31874a3e9540a519a17dae35ea502af9e751591b8f", kill_on_drop: false }`
[INFO] [stdout] a8599ea1301de2c3b1ff5b31874a3e9540a519a17dae35ea502af9e751591b8f