[INFO] cloning repository https://github.com/sfarqu/try-trie
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/sfarqu/try-trie" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsfarqu%2Ftry-trie", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsfarqu%2Ftry-trie'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 6d8bcd465c113e061598d3430f18816eb0a40f7e
[INFO] testing sfarqu/try-trie against master#a77da2d454e6caa227a85b16410b95f93495e7e0 for pr-91031
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsfarqu%2Ftry-trie" "/workspace/builds/worker-13/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-13/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/sfarqu/try-trie on toolchain a77da2d454e6caa227a85b16410b95f93495e7e0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/sfarqu/try-trie
[INFO] finished tweaking git repo https://github.com/sfarqu/try-trie
[INFO] tweaked toml for git repo https://github.com/sfarqu/try-trie written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] crate git repo https://github.com/sfarqu/try-trie already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--no-deps" "--format-version=1", 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] 0ed52f5452b6507345809bf0c3d223dab00f812a871f56ab0474fee2beb639b4
[INFO] running `Command { std: "docker" "start" "-a" "0ed52f5452b6507345809bf0c3d223dab00f812a871f56ab0474fee2beb639b4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0ed52f5452b6507345809bf0c3d223dab00f812a871f56ab0474fee2beb639b4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0ed52f5452b6507345809bf0c3d223dab00f812a871f56ab0474fee2beb639b4", kill_on_drop: false }`
[INFO] [stdout] 0ed52f5452b6507345809bf0c3d223dab00f812a871f56ab0474fee2beb639b4
[INFO] running `Command { std: "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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9a3eebfbfaa92913e6f7188e9a95a48c3c35df9d566854a07a4faefa8abf769e
[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" "9a3eebfbfaa92913e6f7188e9a95a48c3c35df9d566854a07a4faefa8abf769e", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling heapsize v0.4.2
[INFO] [stderr]    Compiling try-trie v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function is never used: `do_action`
[INFO] [stdout]   --> src/lib.rs:42:4
[INFO] [stdout]    |
[INFO] [stdout] 42 | fn do_action(obj: &mut trie_v1::Trie, action: &str, str: &str) -> bool {
[INFO] [stdout]    |    ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.81s
[INFO] running `Command { std: "docker" "inspect" "9a3eebfbfaa92913e6f7188e9a95a48c3c35df9d566854a07a4faefa8abf769e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9a3eebfbfaa92913e6f7188e9a95a48c3c35df9d566854a07a4faefa8abf769e", kill_on_drop: false }`
[INFO] [stdout] 9a3eebfbfaa92913e6f7188e9a95a48c3c35df9d566854a07a4faefa8abf769e
[INFO] running `Command { std: "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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "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] 45581956f139d1afe260d1681f7bdb03760920a9deaf4790854779dd36d5a8ae
[INFO] running `Command { std: "docker" "start" "-a" "45581956f139d1afe260d1681f7bdb03760920a9deaf4790854779dd36d5a8ae", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.114
[INFO] [stderr]    Compiling libc v0.2.71
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling proc-macro2 v1.0.18
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling syn v1.0.33
[INFO] [stderr]    Compiling regex-syntax v0.6.18
[INFO] [stderr]    Compiling half v1.6.0
[INFO] [stderr]    Compiling oorandom v11.1.2
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]    Compiling itertools v0.9.0
[INFO] [stderr]    Compiling csv-core v0.1.10
[INFO] [stderr]    Compiling clap v2.33.1
[INFO] [stdout] warning: function is never used: `do_action`
[INFO] [stdout]   --> src/lib.rs:42:4
[INFO] [stdout]    |
[INFO] [stdout] 42 | fn do_action(obj: &mut trie_v1::Trie, action: &str, str: &str) -> bool {
[INFO] [stdout]    |    ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.2
[INFO] [stderr]    Compiling crossbeam-queue v0.2.3
[INFO] [stderr]    Compiling crossbeam-deque v0.7.3
[INFO] [stderr]    Compiling regex-automata v0.1.9
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]    Compiling criterion-plot v0.4.3
[INFO] [stderr]    Compiling rayon-core v1.7.1
[INFO] [stderr]    Compiling plotters v0.2.15
[INFO] [stderr]    Compiling rayon v1.3.1
[INFO] [stderr]    Compiling regex v1.3.9
[INFO] [stderr]    Compiling serde_json v1.0.56
[INFO] [stderr]    Compiling bstr v0.2.13
[INFO] [stderr]    Compiling serde_cbor v0.11.1
[INFO] [stderr]    Compiling csv v1.1.3
[INFO] [stderr]    Compiling tinytemplate v1.1.0
[INFO] [stderr]    Compiling serde_derive v1.0.114
[INFO] [stderr]    Compiling criterion v0.3.3
[INFO] [stderr]    Compiling try-trie v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]   --> examples/12ms-trie-example.rs:68:21
[INFO] [stdout]    |
[INFO] [stdout] 68 |             let i = (c as usize - 97);
[INFO] [stdout]    |                     ^               ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 68 -             let i = (c as usize - 97);
[INFO] [stdout] 68 +             let i = c as usize - 97;
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]   --> examples/12ms-trie-example.rs:86:21
[INFO] [stdout]    |
[INFO] [stdout] 86 |             let i = (c as usize - 97); // cheater way of getting 0-26, only works lc ASCII
[INFO] [stdout]    |                     ^               ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 86 -             let i = (c as usize - 97); // cheater way of getting 0-26, only works lc ASCII
[INFO] [stdout] 86 +             let i = c as usize - 97; // cheater way of getting 0-26, only works lc ASCII
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `search_internal`
[INFO] [stdout]   --> examples/12ms-trie-example.rs:82:8
[INFO] [stdout]    |
[INFO] [stdout] 82 |     fn search_internal(&self, word: String, full: bool) -> bool {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `search`
[INFO] [stdout]    --> examples/12ms-trie-example.rs:101:8
[INFO] [stdout]     |
[INFO] [stdout] 101 |     fn search(&self, word: String) -> bool {
[INFO] [stdout]     |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `starts_with`
[INFO] [stdout]    --> examples/12ms-trie-example.rs:106:8
[INFO] [stdout]     |
[INFO] [stdout] 106 |     fn starts_with(&self, prefix: String) -> bool {
[INFO] [stdout]     |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1m 26s
[INFO] running `Command { std: "docker" "inspect" "45581956f139d1afe260d1681f7bdb03760920a9deaf4790854779dd36d5a8ae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "45581956f139d1afe260d1681f7bdb03760920a9deaf4790854779dd36d5a8ae", kill_on_drop: false }`
[INFO] [stdout] 45581956f139d1afe260d1681f7bdb03760920a9deaf4790854779dd36d5a8ae
[INFO] running `Command { std: "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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "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] 8e2bac8ddd245aa02f1fd5d149ff844b0fa1e5c58de180ad28a785b3e8cab221
[INFO] running `Command { std: "docker" "start" "-a" "8e2bac8ddd245aa02f1fd5d149ff844b0fa1e5c58de180ad28a785b3e8cab221", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr] warning: function is never used: `do_action`
[INFO] [stderr]   --> src/lib.rs:42:4
[INFO] [stderr]    |
[INFO] [stderr] 42 | fn do_action(obj: &mut trie_v1::Trie, action: &str, str: &str) -> bool {
[INFO] [stderr]    |    ^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `try-trie` (lib) generated 1 warning
[INFO] [stderr] warning: unnecessary parentheses around assigned value
[INFO] [stderr]   --> examples/12ms-trie-example.rs:68:21
[INFO] [stderr]    |
[INFO] [stderr] 68 |             let i = (c as usize - 97);
[INFO] [stderr]    |                     ^               ^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr] 68 -             let i = (c as usize - 97);
[INFO] [stderr] 68 +             let i = c as usize - 97;
[INFO] [stderr]    | 
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around assigned value
[INFO] [stderr]   --> examples/12ms-trie-example.rs:86:21
[INFO] [stderr]    |
[INFO] [stderr] 86 |             let i = (c as usize - 97); // cheater way of getting 0-26, only works lc ASCII
[INFO] [stderr]    |                     ^               ^
[INFO] [stderr]    |
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr] 86 -             let i = (c as usize - 97); // cheater way of getting 0-26, only works lc ASCII
[INFO] [stderr] 86 +             let i = c as usize - 97; // cheater way of getting 0-26, only works lc ASCII
[INFO] [stderr]    | 
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `search_internal`
[INFO] [stderr]   --> examples/12ms-trie-example.rs:82:8
[INFO] [stderr]    |
[INFO] [stderr] 82 |     fn search_internal(&self, word: String, full: bool) -> bool {
[INFO] [stderr]    |        ^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `search`
[INFO] [stderr]    --> examples/12ms-trie-example.rs:101:8
[INFO] [stderr]     |
[INFO] [stderr] 101 |     fn search(&self, word: String) -> bool {
[INFO] [stderr]     |        ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `starts_with`
[INFO] [stderr]    --> examples/12ms-trie-example.rs:106:8
[INFO] [stderr]     |
[INFO] [stderr] 106 |     fn starts_with(&self, prefix: String) -> bool {
[INFO] [stderr]     |        ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `try-trie` (example "12ms-trie-example") generated 5 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.12s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/try_trie-b04f43d4212b033c)
[INFO] [stdout] 
[INFO] [stdout] running 7 tests
[INFO] [stdout] test tests::test_do_action ... ok
[INFO] [stdout] test trie_v2::tests::search_works ... ok
[INFO] [stdout] test trie_v1::tests::starts_with_works ... ok
[INFO] [stdout] test trie_v2::tests::insert_works ... ok
[INFO] [stdout] test trie_v1::tests::search_works ... ok
[INFO] [stdout] test trie_v1::tests::insert_works ... ok
[INFO] [stdout] test trie_v2::tests::starts_with_works ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 7 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/try_trie-0b8a126d702e2b69)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests try-trie
[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] [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" "8e2bac8ddd245aa02f1fd5d149ff844b0fa1e5c58de180ad28a785b3e8cab221", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8e2bac8ddd245aa02f1fd5d149ff844b0fa1e5c58de180ad28a785b3e8cab221", kill_on_drop: false }`
[INFO] [stdout] 8e2bac8ddd245aa02f1fd5d149ff844b0fa1e5c58de180ad28a785b3e8cab221