[INFO] fetching crate hashids 1.0.0...
[INFO] checking hashids-1.0.0 against master#c2f2db79ca3024f68d22b45aa22b570775c2c4ad for pr-124157
[INFO] extracting crate hashids 1.0.0 into /workspace/builds/worker-0-tc1/source
[INFO] validating manifest of crates.io crate hashids 1.0.0 on toolchain c2f2db79ca3024f68d22b45aa22b570775c2c4ad
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2f2db79ca3024f68d22b45aa22b570775c2c4ad" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate hashids 1.0.0
[INFO] finished tweaking crates.io crate hashids 1.0.0
[INFO] tweaked toml for crates.io crate hashids 1.0.0 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2f2db79ca3024f68d22b45aa22b570775c2c4ad" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2f2db79ca3024f68d22b45aa22b570775c2c4ad" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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@sha256:99613afd962a8cfa530ec1899472a458bd015a1ab0af876cf7eb06f6006d81ea" "/opt/rustwide/cargo-home/bin/cargo" "+c2f2db79ca3024f68d22b45aa22b570775c2c4ad" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 726a9e1f52090529c3617b5aa22f4aebb220eb3050e1d6d98d0c7234e0af1013
[INFO] running `Command { std: "docker" "start" "-a" "726a9e1f52090529c3617b5aa22f4aebb220eb3050e1d6d98d0c7234e0af1013", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "726a9e1f52090529c3617b5aa22f4aebb220eb3050e1d6d98d0c7234e0af1013", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "726a9e1f52090529c3617b5aa22f4aebb220eb3050e1d6d98d0c7234e0af1013", kill_on_drop: false }`
[INFO] [stdout] 726a9e1f52090529c3617b5aa22f4aebb220eb3050e1d6d98d0c7234e0af1013
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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" "RUSTDOCFLAGS=--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@sha256:99613afd962a8cfa530ec1899472a458bd015a1ab0af876cf7eb06f6006d81ea" "/opt/rustwide/cargo-home/bin/cargo" "+c2f2db79ca3024f68d22b45aa22b570775c2c4ad" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 69b6a09cbd093811daed7305d8d52b4776748078115648dc6e35e0146b42d2c6
[INFO] running `Command { std: "docker" "start" "-a" "69b6a09cbd093811daed7305d8d52b4776748078115648dc6e35e0146b42d2c6", kill_on_drop: false }`
[INFO] [stderr]     Checking hashids v1.0.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0463]: can't find crate for `regex`
[INFO] [stdout]  --> src/lib.rs:4:1
[INFO] [stdout]   |
[INFO] [stdout] 4 | extern crate regex;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^ can't find crate
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0463]: can't find crate for `regex`
[INFO] [stdout]  --> src/lib.rs:4:1
[INFO] [stdout]   |
[INFO] [stdout] 4 | extern crate regex;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^ can't find crate
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `std::num::Float`
[INFO] [stdout]  --> src/lib.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use std::num::Float;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^ no `Float` in `num`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `std::num::Int`
[INFO] [stdout]    --> src/lib.rs:309:9
[INFO] [stdout]     |
[INFO] [stdout] 309 |     use std::num::Int;
[INFO] [stdout]     |         ^^^^^^^^^^^^^ no `Int` in `num`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `from_str_radix` in module `num`
[INFO] [stdout]    --> src/lib.rs:196:25
[INFO] [stdout]     |
[INFO] [stdout] 196 |       let v: i64 = num::from_str_radix(num.as_slice(), 16).unwrap();
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^ not found in `num`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unknown lint: `unstable`
[INFO] [stdout]  --> src/lib.rs:2:10
[INFO] [stdout]   |
[INFO] [stdout] 2 | #![allow(unstable)]
[INFO] [stdout]   |          ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unknown_lints)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `for` iterator expression
[INFO] [stdout]    --> src/lib.rs:133:14
[INFO] [stdout]     |
[INFO] [stdout] 133 |     for i in (0..len) {
[INFO] [stdout]     |              ^      ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 133 -     for i in (0..len) {
[INFO] [stdout] 133 +     for i in 0..len {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `std::num::Float`
[INFO] [stdout]  --> src/lib.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use std::num::Float;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^ no `Float` in `num`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `std::num::Int`
[INFO] [stdout]    --> src/lib.rs:309:9
[INFO] [stdout]     |
[INFO] [stdout] 309 |     use std::num::Int;
[INFO] [stdout]     |         ^^^^^^^^^^^^^ no `Int` in `num`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `from_str_radix` in module `num`
[INFO] [stdout]    --> src/lib.rs:196:25
[INFO] [stdout]     |
[INFO] [stdout] 196 |       let v: i64 = num::from_str_radix(num.as_slice(), 16).unwrap();
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^ not found in `num`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unknown lint: `unstable`
[INFO] [stdout]  --> src/lib.rs:2:10
[INFO] [stdout]   |
[INFO] [stdout] 2 | #![allow(unstable)]
[INFO] [stdout]   |          ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unknown_lints)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `for` iterator expression
[INFO] [stdout]    --> src/lib.rs:133:14
[INFO] [stdout]     |
[INFO] [stdout] 133 |     for i in (0..len) {
[INFO] [stdout]     |              ^      ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 133 -     for i in (0..len) {
[INFO] [stdout] 133 +     for i in 0..len {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `slice` found for struct `String` in the current scope
[INFO] [stdout]   --> src/lib.rs:47:49
[INFO] [stdout]    |
[INFO] [stdout] 47 |         shuffled_separators.push_str(t_alphabet.slice(0,diff));
[INFO] [stdout]    |                                                 ^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: there is a method `split_once` with a similar name, but with different arguments
[INFO] [stdout]   --> /rustc/c2f2db79ca3024f68d22b45aa22b570775c2c4ad/library/core/src/str/mod.rs:1738:5
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `slice` found for struct `String` in the current scope
[INFO] [stdout]   --> src/lib.rs:47:49
[INFO] [stdout]    |
[INFO] [stdout] 47 |         shuffled_separators.push_str(t_alphabet.slice(0,diff));
[INFO] [stdout]    |                                                 ^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: there is a method `split_once` with a similar name, but with different arguments
[INFO] [stdout]   --> /rustc/c2f2db79ca3024f68d22b45aa22b570775c2c4ad/library/core/src/str/mod.rs:1738:5
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `slice_from` found for struct `String` in the current scope
[INFO] [stdout]   --> src/lib.rs:48:33
[INFO] [stdout]    |
[INFO] [stdout] 48 |         t_alphabet = t_alphabet.slice_from(diff).to_string();
[INFO] [stdout]    |                                 ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: there is a method `clone_from` with a similar name
[INFO] [stdout]    |
[INFO] [stdout] 48 |         t_alphabet = t_alphabet.clone_from(diff).to_string();
[INFO] [stdout]    |                                 ~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `slice_from` found for struct `String` in the current scope
[INFO] [stdout]   --> src/lib.rs:48:33
[INFO] [stdout]    |
[INFO] [stdout] 48 |         t_alphabet = t_alphabet.slice_from(diff).to_string();
[INFO] [stdout]    |                                 ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: there is a method `clone_from` with a similar name
[INFO] [stdout]    |
[INFO] [stdout] 48 |         t_alphabet = t_alphabet.clone_from(diff).to_string();
[INFO] [stdout]    |                                 ~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `slice` found for struct `String` in the current scope
[INFO] [stdout]   --> src/lib.rs:50:51
[INFO] [stdout]    |
[INFO] [stdout] 50 |         shuffled_separators = shuffled_separators.slice(0, seps_len).to_string();
[INFO] [stdout]    |                                                   ^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: there is a method `split_once` with a similar name, but with different arguments
[INFO] [stdout]   --> /rustc/c2f2db79ca3024f68d22b45aa22b570775c2c4ad/library/core/src/str/mod.rs:1738:5
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `slice` found for struct `String` in the current scope
[INFO] [stdout]   --> src/lib.rs:50:51
[INFO] [stdout]    |
[INFO] [stdout] 50 |         shuffled_separators = shuffled_separators.slice(0, seps_len).to_string();
[INFO] [stdout]    |                                                   ^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: there is a method `split_once` with a similar name, but with different arguments
[INFO] [stdout]   --> /rustc/c2f2db79ca3024f68d22b45aa22b570775c2c4ad/library/core/src/str/mod.rs:1738:5
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `slice` found for struct `String` in the current scope
[INFO] [stdout]   --> src/lib.rs:60:38
[INFO] [stdout]    |
[INFO] [stdout] 60 |       t_guards = shuffled_separators.slice(0, guard_count).to_string();
[INFO] [stdout]    |                                      ^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: there is a method `split_once` with a similar name, but with different arguments
[INFO] [stdout]   --> /rustc/c2f2db79ca3024f68d22b45aa22b570775c2c4ad/library/core/src/str/mod.rs:1738:5
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `slice` found for struct `String` in the current scope
[INFO] [stdout]   --> src/lib.rs:60:38
[INFO] [stdout]    |
[INFO] [stdout] 60 |       t_guards = shuffled_separators.slice(0, guard_count).to_string();
[INFO] [stdout]    |                                      ^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: there is a method `split_once` with a similar name, but with different arguments
[INFO] [stdout]   --> /rustc/c2f2db79ca3024f68d22b45aa22b570775c2c4ad/library/core/src/str/mod.rs:1738:5
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `slice_from` found for struct `String` in the current scope
[INFO] [stdout]   --> src/lib.rs:61:49
[INFO] [stdout]    |
[INFO] [stdout] 61 |       shuffled_separators = shuffled_separators.slice_from(guard_count).to_string(); 
[INFO] [stdout]    |                                                 ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: there is a method `clone_from` with a similar name
[INFO] [stdout]    |
[INFO] [stdout] 61 |       shuffled_separators = shuffled_separators.clone_from(guard_count).to_string(); 
[INFO] [stdout]    |                                                 ~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `slice_from` found for struct `String` in the current scope
[INFO] [stdout]   --> src/lib.rs:61:49
[INFO] [stdout]    |
[INFO] [stdout] 61 |       shuffled_separators = shuffled_separators.slice_from(guard_count).to_string(); 
[INFO] [stdout]    |                                                 ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: there is a method `clone_from` with a similar name
[INFO] [stdout]    |
[INFO] [stdout] 61 |       shuffled_separators = shuffled_separators.clone_from(guard_count).to_string(); 
[INFO] [stdout]    |                                                 ~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `slice` found for struct `String` in the current scope
[INFO] [stdout]   --> src/lib.rs:63:36
[INFO] [stdout]    |
[INFO] [stdout] 63 |       t_guards = shuffled_alphabet.slice(0, guard_count).to_string();
[INFO] [stdout]    |                                    ^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: there is a method `split_once` with a similar name, but with different arguments
[INFO] [stdout]   --> /rustc/c2f2db79ca3024f68d22b45aa22b570775c2c4ad/library/core/src/str/mod.rs:1738:5
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `slice` found for struct `String` in the current scope
[INFO] [stdout]   --> src/lib.rs:63:36
[INFO] [stdout]    |
[INFO] [stdout] 63 |       t_guards = shuffled_alphabet.slice(0, guard_count).to_string();
[INFO] [stdout]    |                                    ^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: there is a method `split_once` with a similar name, but with different arguments
[INFO] [stdout]   --> /rustc/c2f2db79ca3024f68d22b45aa22b570775c2c4ad/library/core/src/str/mod.rs:1738:5
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `slice_from` found for struct `String` in the current scope
[INFO] [stdout]   --> src/lib.rs:64:45
[INFO] [stdout]    |
[INFO] [stdout] 64 |       shuffled_alphabet = shuffled_alphabet.slice_from(guard_count).to_string(); 
[INFO] [stdout]    |                                             ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: there is a method `clone_from` with a similar name
[INFO] [stdout]    |
[INFO] [stdout] 64 |       shuffled_alphabet = shuffled_alphabet.clone_from(guard_count).to_string(); 
[INFO] [stdout]    |                                             ~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `slice_from` found for struct `String` in the current scope
[INFO] [stdout]   --> src/lib.rs:64:45
[INFO] [stdout]    |
[INFO] [stdout] 64 |       shuffled_alphabet = shuffled_alphabet.slice_from(guard_count).to_string(); 
[INFO] [stdout]    |                                             ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: there is a method `clone_from` with a similar name
[INFO] [stdout]    |
[INFO] [stdout] 64 |       shuffled_alphabet = shuffled_alphabet.clone_from(guard_count).to_string(); 
[INFO] [stdout]    |                                             ~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `as_slice` found for struct `String` in the current scope
[INFO] [stdout]    --> src/lib.rs:186:28
[INFO] [stdout]     |
[INFO] [stdout] 186 |     if regex1.is_match(hex.as_slice()) == false {
[INFO] [stdout]     |                            ^^^^^^^^ method not found in `String`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `as_slice` found for struct `String` in the current scope
[INFO] [stdout]    --> src/lib.rs:186:28
[INFO] [stdout]     |
[INFO] [stdout] 186 |     if regex1.is_match(hex.as_slice()) == false {
[INFO] [stdout]     |                            ^^^^^^^^ method not found in `String`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `as_slice` found for struct `String` in the current scope
[INFO] [stdout]    --> src/lib.rs:192:41
[INFO] [stdout]     |
[INFO] [stdout] 192 |     for matcher in regex2.find_iter(hex.as_slice()) {
[INFO] [stdout]     |                                         ^^^^^^^^ method not found in `String`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `as_slice` found for struct `String` in the current scope
[INFO] [stdout]    --> src/lib.rs:192:41
[INFO] [stdout]     |
[INFO] [stdout] 192 |     for matcher in regex2.find_iter(hex.as_slice()) {
[INFO] [stdout]     |                                         ^^^^^^^^ method not found in `String`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `slice` found for struct `String` in the current scope
[INFO] [stdout]    --> src/lib.rs:195:24
[INFO] [stdout]     |
[INFO] [stdout] 195 |       num.push_str(hex.slice(matcher.0, matcher.1));
[INFO] [stdout]     |                        ^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: there is a method `split_once` with a similar name, but with different arguments
[INFO] [stdout]    --> /rustc/c2f2db79ca3024f68d22b45aa22b570775c2c4ad/library/core/src/str/mod.rs:1738:5
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `slice` found for struct `String` in the current scope
[INFO] [stdout]    --> src/lib.rs:195:24
[INFO] [stdout]     |
[INFO] [stdout] 195 |       num.push_str(hex.slice(matcher.0, matcher.1));
[INFO] [stdout]     |                        ^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: there is a method `split_once` with a similar name, but with different arguments
[INFO] [stdout]    --> /rustc/c2f2db79ca3024f68d22b45aa22b570775c2c4ad/library/core/src/str/mod.rs:1738:5
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `as_slice` found for struct `String` in the current scope
[INFO] [stdout]    --> src/lib.rs:196:44
[INFO] [stdout]     |
[INFO] [stdout] 196 |       let v: i64 = num::from_str_radix(num.as_slice(), 16).unwrap();
[INFO] [stdout]     |                                            ^^^^^^^^ method not found in `String`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `as_slice` found for struct `String` in the current scope
[INFO] [stdout]    --> src/lib.rs:196:44
[INFO] [stdout]     |
[INFO] [stdout] 196 |       let v: i64 = num::from_str_radix(num.as_slice(), 16).unwrap();
[INFO] [stdout]     |                                            ^^^^^^^^ method not found in `String`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `slice_from` found for struct `String` in the current scope
[INFO] [stdout]    --> src/lib.rs:208:22
[INFO] [stdout]     |
[INFO] [stdout] 208 |       ret.push_str(r.slice_from(1));
[INFO] [stdout]     |                      ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: there is a method `clone_from` with a similar name
[INFO] [stdout]     |
[INFO] [stdout] 208 |       ret.push_str(r.clone_from(1));
[INFO] [stdout]     |                      ~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `as_slice` found for struct `String` in the current scope
[INFO] [stdout]    --> src/lib.rs:242:33
[INFO] [stdout]     |
[INFO] [stdout] 242 |     regexp.push_str(self.guards.as_slice());
[INFO] [stdout]     |                                 ^^^^^^^^ method not found in `String`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `slice_from` found for struct `String` in the current scope
[INFO] [stdout]    --> src/lib.rs:208:22
[INFO] [stdout]     |
[INFO] [stdout] 208 |       ret.push_str(r.slice_from(1));
[INFO] [stdout]     |                      ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: there is a method `clone_from` with a similar name
[INFO] [stdout]     |
[INFO] [stdout] 208 |       ret.push_str(r.clone_from(1));
[INFO] [stdout]     |                      ~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `as_slice` found for struct `String` in the current scope
[INFO] [stdout]    --> src/lib.rs:245:32
[INFO] [stdout]     |
[INFO] [stdout] 245 |     let re = Regex::new(regexp.as_slice()).unwrap();
[INFO] [stdout]     |                                ^^^^^^^^ method not found in `String`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `as_slice` found for struct `String` in the current scope
[INFO] [stdout]    --> src/lib.rs:242:33
[INFO] [stdout]     |
[INFO] [stdout] 242 |     regexp.push_str(self.guards.as_slice());
[INFO] [stdout]     |                                 ^^^^^^^^ method not found in `String`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `as_slice` found for struct `String` in the current scope
[INFO] [stdout]    --> src/lib.rs:245:32
[INFO] [stdout]     |
[INFO] [stdout] 245 |     let re = Regex::new(regexp.as_slice()).unwrap();
[INFO] [stdout]     |                                ^^^^^^^^ method not found in `String`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `as_slice` found for struct `String` in the current scope
[INFO] [stdout]    --> src/lib.rs:246:38
[INFO] [stdout]     |
[INFO] [stdout] 246 |     let t_hash = re.replace_all(hash.as_slice(), " ");
[INFO] [stdout]     |                                      ^^^^^^^^ method not found in `String`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `as_slice` found for struct `String` in the current scope
[INFO] [stdout]    --> src/lib.rs:246:38
[INFO] [stdout]     |
[INFO] [stdout] 246 |     let t_hash = re.replace_all(hash.as_slice(), " ");
[INFO] [stdout]     |                                      ^^^^^^^^ method not found in `String`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `as_slice` found for struct `String` in the current scope
[INFO] [stdout]    --> src/lib.rs:263:38
[INFO] [stdout]     |
[INFO] [stdout] 263 |     regexp2.push_str(self.separators.as_slice());
[INFO] [stdout]     |                                      ^^^^^^^^ method not found in `String`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `as_slice` found for struct `String` in the current scope
[INFO] [stdout]    --> src/lib.rs:263:38
[INFO] [stdout]     |
[INFO] [stdout] 263 |     regexp2.push_str(self.separators.as_slice());
[INFO] [stdout]     |                                      ^^^^^^^^ method not found in `String`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `as_slice` found for struct `String` in the current scope
[INFO] [stdout]    --> src/lib.rs:266:34
[INFO] [stdout]     |
[INFO] [stdout] 266 |     let re2 = Regex::new(regexp2.as_slice()).unwrap();
[INFO] [stdout]     |                                  ^^^^^^^^ method not found in `String`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `as_slice` found for struct `String` in the current scope
[INFO] [stdout]    --> src/lib.rs:266:34
[INFO] [stdout]     |
[INFO] [stdout] 266 |     let re2 = Regex::new(regexp2.as_slice()).unwrap();
[INFO] [stdout]     |                                  ^^^^^^^^ method not found in `String`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `as_slice` found for struct `String` in the current scope
[INFO] [stdout]    --> src/lib.rs:279:33
[INFO] [stdout]     |
[INFO] [stdout] 279 |       buffer.push_str(self.salt.as_slice());
[INFO] [stdout]     |                                 ^^^^^^^^ method not found in `String`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `as_slice` found for struct `String` in the current scope
[INFO] [stdout]    --> src/lib.rs:279:33
[INFO] [stdout]     |
[INFO] [stdout] 279 |       buffer.push_str(self.salt.as_slice());
[INFO] [stdout]     |                                 ^^^^^^^^ method not found in `String`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `as_slice` found for struct `String` in the current scope
[INFO] [stdout]    --> src/lib.rs:280:40
[INFO] [stdout]     |
[INFO] [stdout] 280 |       buffer.push_str(alphabet.clone().as_slice());
[INFO] [stdout]     |                                        ^^^^^^^^ method not found in `String`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `as_slice` found for struct `String` in the current scope
[INFO] [stdout]    --> src/lib.rs:280:40
[INFO] [stdout]     |
[INFO] [stdout] 280 |       buffer.push_str(alphabet.clone().as_slice());
[INFO] [stdout]     |                                        ^^^^^^^^ method not found in `String`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `slice` found for struct `String` in the current scope
[INFO] [stdout]    --> src/lib.rs:283:60
[INFO] [stdout]     |
[INFO] [stdout] 283 |       alphabet = HashIds::hashids_shuffle(alphabet, buffer.slice(0, alpha_len).to_string());
[INFO] [stdout]     |                                                            ^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: there is a method `split_once` with a similar name, but with different arguments
[INFO] [stdout]    --> /rustc/c2f2db79ca3024f68d22b45aa22b570775c2c4ad/library/core/src/str/mod.rs:1738:5
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `slice` found for struct `String` in the current scope
[INFO] [stdout]    --> src/lib.rs:283:60
[INFO] [stdout]     |
[INFO] [stdout] 283 |       alphabet = HashIds::hashids_shuffle(alphabet, buffer.slice(0, alpha_len).to_string());
[INFO] [stdout]     |                                                            ^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: there is a method `split_once` with a similar name, but with different arguments
[INFO] [stdout]    --> /rustc/c2f2db79ca3024f68d22b45aa22b570775c2c4ad/library/core/src/str/mod.rs:1738:5
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]    --> src/lib.rs:325:38
[INFO] [stdout]     |
[INFO] [stdout] 325 |       number += (pos * alpha_len.pow(pow_size)) as i64;
[INFO] [stdout]     |                                  --- ^^^^^^^^ expected `u32`, found `usize`
[INFO] [stdout]     |                                  |
[INFO] [stdout]     |                                  arguments to this method are incorrect
[INFO] [stdout]     |
[INFO] [stdout] note: method defined here
[INFO] [stdout]    --> /rustc/c2f2db79ca3024f68d22b45aa22b570775c2c4ad/library/core/src/num/mod.rs:358:5
[INFO] [stdout]     = note: this error originates in the macro `int_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: you can convert a `usize` to a `u32` and panic if the converted value doesn't fit
[INFO] [stdout]     |
[INFO] [stdout] 325 |       number += (pos * alpha_len.pow(pow_size.try_into().unwrap())) as i64;
[INFO] [stdout]     |                                              ++++++++++++++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]    --> src/lib.rs:325:38
[INFO] [stdout]     |
[INFO] [stdout] 325 |       number += (pos * alpha_len.pow(pow_size)) as i64;
[INFO] [stdout]     |                                  --- ^^^^^^^^ expected `u32`, found `usize`
[INFO] [stdout]     |                                  |
[INFO] [stdout]     |                                  arguments to this method are incorrect
[INFO] [stdout]     |
[INFO] [stdout] note: method defined here
[INFO] [stdout]    --> /rustc/c2f2db79ca3024f68d22b45aa22b570775c2c4ad/library/core/src/num/mod.rs:358:5
[INFO] [stdout]     = note: this error originates in the macro `int_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: you can convert a `usize` to a `u32` and panic if the converted value doesn't fit
[INFO] [stdout]     |
[INFO] [stdout] 325 |       number += (pos * alpha_len.pow(pow_size.try_into().unwrap())) as i64;
[INFO] [stdout]     |                                              ++++++++++++++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `slice` found for struct `String` in the current scope
[INFO] [stdout]    --> src/lib.rs:339:28
[INFO] [stdout]     |
[INFO] [stdout] 339 |       let mut t = alphabet.slice(idx, idx+1).to_string();
[INFO] [stdout]     |                            ^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: there is a method `split_once` with a similar name, but with different arguments
[INFO] [stdout]    --> /rustc/c2f2db79ca3024f68d22b45aa22b570775c2c4ad/library/core/src/str/mod.rs:1738:5
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `slice` found for struct `String` in the current scope
[INFO] [stdout]    --> src/lib.rs:339:28
[INFO] [stdout]     |
[INFO] [stdout] 339 |       let mut t = alphabet.slice(idx, idx+1).to_string();
[INFO] [stdout]     |                            ^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: there is a method `split_once` with a similar name, but with different arguments
[INFO] [stdout]    --> /rustc/c2f2db79ca3024f68d22b45aa22b570775c2c4ad/library/core/src/str/mod.rs:1738:5
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `as_slice` found for struct `String` in the current scope
[INFO] [stdout]    --> src/lib.rs:340:23
[INFO] [stdout]     |
[INFO] [stdout] 340 |       t.push_str(hash.as_slice());
[INFO] [stdout]     |                       ^^^^^^^^ method not found in `String`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `as_slice` found for struct `String` in the current scope
[INFO] [stdout]    --> src/lib.rs:340:23
[INFO] [stdout]     |
[INFO] [stdout] 340 |       t.push_str(hash.as_slice());
[INFO] [stdout]     |                       ^^^^^^^^ method not found in `String`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `slice` found for struct `String` in the current scope
[INFO] [stdout]    --> src/lib.rs:361:29
[INFO] [stdout]     |
[INFO] [stdout] 361 |     let ret = self.alphabet.slice(idx, idx+1).to_string();
[INFO] [stdout]     |                             ^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: there is a method `split_once` with a similar name, but with different arguments
[INFO] [stdout]    --> /rustc/c2f2db79ca3024f68d22b45aa22b570775c2c4ad/library/core/src/str/mod.rs:1738:5
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `slice` found for struct `String` in the current scope
[INFO] [stdout]    --> src/lib.rs:361:29
[INFO] [stdout]     |
[INFO] [stdout] 361 |     let ret = self.alphabet.slice(idx, idx+1).to_string();
[INFO] [stdout]     |                             ^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: there is a method `split_once` with a similar name, but with different arguments
[INFO] [stdout]    --> /rustc/c2f2db79ca3024f68d22b45aa22b570775c2c4ad/library/core/src/str/mod.rs:1738:5
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `as_slice` found for struct `String` in the current scope
[INFO] [stdout]    --> src/lib.rs:370:33
[INFO] [stdout]     |
[INFO] [stdout] 370 |       buffer.push_str(self.salt.as_slice());
[INFO] [stdout]     |                                 ^^^^^^^^ method not found in `String`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `as_slice` found for struct `String` in the current scope
[INFO] [stdout]    --> src/lib.rs:370:33
[INFO] [stdout]     |
[INFO] [stdout] 370 |       buffer.push_str(self.salt.as_slice());
[INFO] [stdout]     |                                 ^^^^^^^^ method not found in `String`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `as_slice` found for struct `String` in the current scope
[INFO] [stdout]    --> src/lib.rs:371:34
[INFO] [stdout]     |
[INFO] [stdout] 371 |       buffer.push_str(t_alphabet.as_slice());
[INFO] [stdout]     |                                  ^^^^^^^^ method not found in `String`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `as_slice` found for struct `String` in the current scope
[INFO] [stdout]    --> src/lib.rs:371:34
[INFO] [stdout]     |
[INFO] [stdout] 371 |       buffer.push_str(t_alphabet.as_slice());
[INFO] [stdout]     |                                  ^^^^^^^^ method not found in `String`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `as_slice` found for struct `String` in the current scope
[INFO] [stdout]    --> src/lib.rs:375:29
[INFO] [stdout]     |
[INFO] [stdout] 375 |       ret_str.push_str(last.as_slice());
[INFO] [stdout]     |                             ^^^^^^^^ method not found in `String`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `as_slice` found for struct `String` in the current scope
[INFO] [stdout]    --> src/lib.rs:375:29
[INFO] [stdout]     |
[INFO] [stdout] 375 |       ret_str.push_str(last.as_slice());
[INFO] [stdout]     |                             ^^^^^^^^ method not found in `String`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `slice` found for struct `String` in the current scope
[INFO] [stdout]    --> src/lib.rs:387:31
[INFO] [stdout]     |
[INFO] [stdout] 387 |       let guard = self.guards.slice(guard_idx, guard_idx+1).to_string();
[INFO] [stdout]     |                               ^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: there is a method `split_once` with a similar name, but with different arguments
[INFO] [stdout]    --> /rustc/c2f2db79ca3024f68d22b45aa22b570775c2c4ad/library/core/src/str/mod.rs:1738:5
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `slice` found for struct `String` in the current scope
[INFO] [stdout]    --> src/lib.rs:387:31
[INFO] [stdout]     |
[INFO] [stdout] 387 |       let guard = self.guards.slice(guard_idx, guard_idx+1).to_string();
[INFO] [stdout]     |                               ^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: there is a method `split_once` with a similar name, but with different arguments
[INFO] [stdout]    --> /rustc/c2f2db79ca3024f68d22b45aa22b570775c2c4ad/library/core/src/str/mod.rs:1738:5
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `slice` found for struct `String` in the current scope
[INFO] [stdout]    --> src/lib.rs:394:33
[INFO] [stdout]     |
[INFO] [stdout] 394 |         let guard = self.guards.slice(guard_idx, guard_idx+1);
[INFO] [stdout]     |                                 ^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: there is a method `split_once` with a similar name, but with different arguments
[INFO] [stdout]    --> /rustc/c2f2db79ca3024f68d22b45aa22b570775c2c4ad/library/core/src/str/mod.rs:1738:5
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `slice` found for struct `String` in the current scope
[INFO] [stdout]    --> src/lib.rs:394:33
[INFO] [stdout]     |
[INFO] [stdout] 394 |         let guard = self.guards.slice(guard_idx, guard_idx+1);
[INFO] [stdout]     |                                 ^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: there is a method `split_once` with a similar name, but with different arguments
[INFO] [stdout]    --> /rustc/c2f2db79ca3024f68d22b45aa22b570775c2c4ad/library/core/src/str/mod.rs:1738:5
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `slice_from` found for struct `String` in the current scope
[INFO] [stdout]    --> src/lib.rs:403:33
[INFO] [stdout]     |
[INFO] [stdout] 403 |       t_ret.push_str(t_alphabet.slice_from(half_len));
[INFO] [stdout]     |                                 ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: there is a method `clone_from` with a similar name
[INFO] [stdout]     |
[INFO] [stdout] 403 |       t_ret.push_str(t_alphabet.clone_from(half_len));
[INFO] [stdout]     |                                 ~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `slice_from` found for struct `String` in the current scope
[INFO] [stdout]    --> src/lib.rs:403:33
[INFO] [stdout]     |
[INFO] [stdout] 403 |       t_ret.push_str(t_alphabet.slice_from(half_len));
[INFO] [stdout]     |                                 ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: there is a method `clone_from` with a similar name
[INFO] [stdout]     |
[INFO] [stdout] 403 |       t_ret.push_str(t_alphabet.clone_from(half_len));
[INFO] [stdout]     |                                 ~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `slice` found for struct `String` in the current scope
[INFO] [stdout]    --> src/lib.rs:405:33
[INFO] [stdout]     |
[INFO] [stdout] 405 |       t_ret.push_str(t_alphabet.slice(0, half_len));
[INFO] [stdout]     |                                 ^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: there is a method `split_once` with a similar name, but with different arguments
[INFO] [stdout]    --> /rustc/c2f2db79ca3024f68d22b45aa22b570775c2c4ad/library/core/src/str/mod.rs:1738:5
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/lib.rs:114:9
[INFO] [stdout]     |
[INFO] [stdout] 114 |     let mut shuffle = bytes.as_mut_slice();
[INFO] [stdout]     |         ----^^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 35 previous errors; 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0308, E0425, E0432, E0463, E0599.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0308`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `hashids` (lib test) due to 36 previous errors; 3 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error[E0599]: no method named `slice` found for struct `String` in the current scope
[INFO] [stdout]    --> src/lib.rs:405:33
[INFO] [stdout]     |
[INFO] [stdout] 405 |       t_ret.push_str(t_alphabet.slice(0, half_len));
[INFO] [stdout]     |                                 ^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: there is a method `split_once` with a similar name, but with different arguments
[INFO] [stdout]    --> /rustc/c2f2db79ca3024f68d22b45aa22b570775c2c4ad/library/core/src/str/mod.rs:1738:5
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/lib.rs:114:9
[INFO] [stdout]     |
[INFO] [stdout] 114 |     let mut shuffle = bytes.as_mut_slice();
[INFO] [stdout]     |         ----^^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 35 previous errors; 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0308, E0425, E0432, E0463, E0599.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0308`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `hashids` (lib) due to 36 previous errors; 3 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "69b6a09cbd093811daed7305d8d52b4776748078115648dc6e35e0146b42d2c6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "69b6a09cbd093811daed7305d8d52b4776748078115648dc6e35e0146b42d2c6", kill_on_drop: false }`
[INFO] [stdout] 69b6a09cbd093811daed7305d8d52b4776748078115648dc6e35e0146b42d2c6
[INFO] checking hashids-1.0.0 against try#9c7b5f5b6b8ec32bbbcf9f07fc0e5208da6c5f88 for pr-124157
[INFO] extracting crate hashids 1.0.0 into /workspace/builds/worker-0-tc2/source
[INFO] validating manifest of crates.io crate hashids 1.0.0 on toolchain 9c7b5f5b6b8ec32bbbcf9f07fc0e5208da6c5f88
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9c7b5f5b6b8ec32bbbcf9f07fc0e5208da6c5f88" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate hashids 1.0.0
[INFO] finished tweaking crates.io crate hashids 1.0.0
[INFO] tweaked toml for crates.io crate hashids 1.0.0 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9c7b5f5b6b8ec32bbbcf9f07fc0e5208da6c5f88" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9c7b5f5b6b8ec32bbbcf9f07fc0e5208da6c5f88" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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@sha256:99613afd962a8cfa530ec1899472a458bd015a1ab0af876cf7eb06f6006d81ea" "/opt/rustwide/cargo-home/bin/cargo" "+9c7b5f5b6b8ec32bbbcf9f07fc0e5208da6c5f88" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e1f5e5867555dd81d8a4af58173793e96bfcdf28a3950ea2a523e6f97eaf6e40
[INFO] running `Command { std: "docker" "start" "-a" "e1f5e5867555dd81d8a4af58173793e96bfcdf28a3950ea2a523e6f97eaf6e40", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e1f5e5867555dd81d8a4af58173793e96bfcdf28a3950ea2a523e6f97eaf6e40", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e1f5e5867555dd81d8a4af58173793e96bfcdf28a3950ea2a523e6f97eaf6e40", kill_on_drop: false }`
[INFO] [stdout] e1f5e5867555dd81d8a4af58173793e96bfcdf28a3950ea2a523e6f97eaf6e40
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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" "RUSTDOCFLAGS=--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@sha256:99613afd962a8cfa530ec1899472a458bd015a1ab0af876cf7eb06f6006d81ea" "/opt/rustwide/cargo-home/bin/cargo" "+9c7b5f5b6b8ec32bbbcf9f07fc0e5208da6c5f88" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 045ead5a4fed695a0024e1591420df847450e580040543a0b76a2df682239739
[INFO] running `Command { std: "docker" "start" "-a" "045ead5a4fed695a0024e1591420df847450e580040543a0b76a2df682239739", kill_on_drop: false }`
[INFO] [stderr]     Checking hashids v1.0.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0463]: can't find crate for `regex`
[INFO] [stdout]  --> src/lib.rs:4:1
[INFO] [stdout]   |
[INFO] [stdout] 4 | extern crate regex;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^ can't find crate
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0463]: can't find crate for `regex`
[INFO] [stdout]  --> src/lib.rs:4:1
[INFO] [stdout]   |
[INFO] [stdout] 4 | extern crate regex;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^ can't find crate
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `std::num::Float`
[INFO] [stdout]  --> src/lib.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use std::num::Float;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^ no `Float` in `num`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `std::num::Int`
[INFO] [stdout]    --> src/lib.rs:309:9
[INFO] [stdout]     |
[INFO] [stdout] 309 |     use std::num::Int;
[INFO] [stdout]     |         ^^^^^^^^^^^^^ no `Int` in `num`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `from_str_radix` in module `num`
[INFO] [stdout]    --> src/lib.rs:196:25
[INFO] [stdout]     |
[INFO] [stdout] 196 |       let v: i64 = num::from_str_radix(num.as_slice(), 16).unwrap();
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^ not found in `num`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unknown lint: `unstable`
[INFO] [stdout]  --> src/lib.rs:2:10
[INFO] [stdout]   |
[INFO] [stdout] 2 | #![allow(unstable)]
[INFO] [stdout]   |          ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unknown_lints)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `for` iterator expression
[INFO] [stdout]    --> src/lib.rs:133:14
[INFO] [stdout]     |
[INFO] [stdout] 133 |     for i in (0..len) {
[INFO] [stdout]     |              ^      ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 133 -     for i in (0..len) {
[INFO] [stdout] 133 +     for i in 0..len {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `std::num::Float`
[INFO] [stdout]  --> src/lib.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use std::num::Float;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^ no `Float` in `num`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `std::num::Int`
[INFO] [stdout]    --> src/lib.rs:309:9
[INFO] [stdout]     |
[INFO] [stdout] 309 |     use std::num::Int;
[INFO] [stdout]     |         ^^^^^^^^^^^^^ no `Int` in `num`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `from_str_radix` in module `num`
[INFO] [stdout]    --> src/lib.rs:196:25
[INFO] [stdout]     |
[INFO] [stdout] 196 |       let v: i64 = num::from_str_radix(num.as_slice(), 16).unwrap();
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^ not found in `num`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unknown lint: `unstable`
[INFO] [stdout]  --> src/lib.rs:2:10
[INFO] [stdout]   |
[INFO] [stdout] 2 | #![allow(unstable)]
[INFO] [stdout]   |          ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unknown_lints)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `for` iterator expression
[INFO] [stdout]    --> src/lib.rs:133:14
[INFO] [stdout]     |
[INFO] [stdout] 133 |     for i in (0..len) {
[INFO] [stdout]     |              ^      ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 133 -     for i in (0..len) {
[INFO] [stdout] 133 +     for i in 0..len {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `slice` found for struct `String` in the current scope
[INFO] [stdout]   --> src/lib.rs:47:49
[INFO] [stdout]    |
[INFO] [stdout] 47 |         shuffled_separators.push_str(t_alphabet.slice(0,diff));
[INFO] [stdout]    |                                                 ^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: there is a method `split_once` with a similar name, but with different arguments
[INFO] [stdout]   --> /rustc/9c7b5f5b6b8ec32bbbcf9f07fc0e5208da6c5f88/library/core/src/str/mod.rs:1738:5
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `slice` found for struct `String` in the current scope
[INFO] [stdout]   --> src/lib.rs:47:49
[INFO] [stdout]    |
[INFO] [stdout] 47 |         shuffled_separators.push_str(t_alphabet.slice(0,diff));
[INFO] [stdout]    |                                                 ^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: there is a method `split_once` with a similar name, but with different arguments
[INFO] [stdout]   --> /rustc/9c7b5f5b6b8ec32bbbcf9f07fc0e5208da6c5f88/library/core/src/str/mod.rs:1738:5
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `slice_from` found for struct `String` in the current scope
[INFO] [stdout]   --> src/lib.rs:48:33
[INFO] [stdout]    |
[INFO] [stdout] 48 |         t_alphabet = t_alphabet.slice_from(diff).to_string();
[INFO] [stdout]    |                                 ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: there is a method `clone_from` with a similar name
[INFO] [stdout]    |
[INFO] [stdout] 48 |         t_alphabet = t_alphabet.clone_from(diff).to_string();
[INFO] [stdout]    |                                 ~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `slice_from` found for struct `String` in the current scope
[INFO] [stdout]   --> src/lib.rs:48:33
[INFO] [stdout]    |
[INFO] [stdout] 48 |         t_alphabet = t_alphabet.slice_from(diff).to_string();
[INFO] [stdout]    |                                 ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: there is a method `clone_from` with a similar name
[INFO] [stdout]    |
[INFO] [stdout] 48 |         t_alphabet = t_alphabet.clone_from(diff).to_string();
[INFO] [stdout]    |                                 ~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `slice` found for struct `String` in the current scope
[INFO] [stdout]   --> src/lib.rs:50:51
[INFO] [stdout]    |
[INFO] [stdout] 50 |         shuffled_separators = shuffled_separators.slice(0, seps_len).to_string();
[INFO] [stdout]    |                                                   ^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: there is a method `split_once` with a similar name, but with different arguments
[INFO] [stdout]   --> /rustc/9c7b5f5b6b8ec32bbbcf9f07fc0e5208da6c5f88/library/core/src/str/mod.rs:1738:5
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `slice` found for struct `String` in the current scope
[INFO] [stdout]   --> src/lib.rs:50:51
[INFO] [stdout]    |
[INFO] [stdout] 50 |         shuffled_separators = shuffled_separators.slice(0, seps_len).to_string();
[INFO] [stdout]    |                                                   ^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: there is a method `split_once` with a similar name, but with different arguments
[INFO] [stdout]   --> /rustc/9c7b5f5b6b8ec32bbbcf9f07fc0e5208da6c5f88/library/core/src/str/mod.rs:1738:5
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `slice` found for struct `String` in the current scope
[INFO] [stdout]   --> src/lib.rs:60:38
[INFO] [stdout]    |
[INFO] [stdout] 60 |       t_guards = shuffled_separators.slice(0, guard_count).to_string();
[INFO] [stdout]    |                                      ^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: there is a method `split_once` with a similar name, but with different arguments
[INFO] [stdout]   --> /rustc/9c7b5f5b6b8ec32bbbcf9f07fc0e5208da6c5f88/library/core/src/str/mod.rs:1738:5
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `slice` found for struct `String` in the current scope
[INFO] [stdout]   --> src/lib.rs:60:38
[INFO] [stdout]    |
[INFO] [stdout] 60 |       t_guards = shuffled_separators.slice(0, guard_count).to_string();
[INFO] [stdout]    |                                      ^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: there is a method `split_once` with a similar name, but with different arguments
[INFO] [stdout]   --> /rustc/9c7b5f5b6b8ec32bbbcf9f07fc0e5208da6c5f88/library/core/src/str/mod.rs:1738:5
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `slice_from` found for struct `String` in the current scope
[INFO] [stdout]   --> src/lib.rs:61:49
[INFO] [stdout]    |
[INFO] [stdout] 61 |       shuffled_separators = shuffled_separators.slice_from(guard_count).to_string(); 
[INFO] [stdout]    |                                                 ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: there is a method `clone_from` with a similar name
[INFO] [stdout]    |
[INFO] [stdout] 61 |       shuffled_separators = shuffled_separators.clone_from(guard_count).to_string(); 
[INFO] [stdout]    |                                                 ~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `slice` found for struct `String` in the current scope
[INFO] [stdout]   --> src/lib.rs:63:36
[INFO] [stdout]    |
[INFO] [stdout] 63 |       t_guards = shuffled_alphabet.slice(0, guard_count).to_string();
[INFO] [stdout]    |                                    ^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: there is a method `split_once` with a similar name, but with different arguments
[INFO] [stdout]   --> /rustc/9c7b5f5b6b8ec32bbbcf9f07fc0e5208da6c5f88/library/core/src/str/mod.rs:1738:5
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `slice_from` found for struct `String` in the current scope
[INFO] [stdout]   --> src/lib.rs:61:49
[INFO] [stdout]    |
[INFO] [stdout] 61 |       shuffled_separators = shuffled_separators.slice_from(guard_count).to_string(); 
[INFO] [stdout]    |                                                 ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: there is a method `clone_from` with a similar name
[INFO] [stdout]    |
[INFO] [stdout] 61 |       shuffled_separators = shuffled_separators.clone_from(guard_count).to_string(); 
[INFO] [stdout]    |                                                 ~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `slice` found for struct `String` in the current scope
[INFO] [stdout]   --> src/lib.rs:63:36
[INFO] [stdout]    |
[INFO] [stdout] 63 |       t_guards = shuffled_alphabet.slice(0, guard_count).to_string();
[INFO] [stdout]    |                                    ^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: there is a method `split_once` with a similar name, but with different arguments
[INFO] [stdout]   --> /rustc/9c7b5f5b6b8ec32bbbcf9f07fc0e5208da6c5f88/library/core/src/str/mod.rs:1738:5
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `slice_from` found for struct `String` in the current scope
[INFO] [stdout]   --> src/lib.rs:64:45
[INFO] [stdout]    |
[INFO] [stdout] 64 |       shuffled_alphabet = shuffled_alphabet.slice_from(guard_count).to_string(); 
[INFO] [stdout]    |                                             ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: there is a method `clone_from` with a similar name
[INFO] [stdout]    |
[INFO] [stdout] 64 |       shuffled_alphabet = shuffled_alphabet.clone_from(guard_count).to_string(); 
[INFO] [stdout]    |                                             ~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `as_slice` found for struct `String` in the current scope
[INFO] [stdout]    --> src/lib.rs:186:28
[INFO] [stdout]     |
[INFO] [stdout] 186 |     if regex1.is_match(hex.as_slice()) == false {
[INFO] [stdout]     |                            ^^^^^^^^ method not found in `String`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `slice_from` found for struct `String` in the current scope
[INFO] [stdout]   --> src/lib.rs:64:45
[INFO] [stdout]    |
[INFO] [stdout] 64 |       shuffled_alphabet = shuffled_alphabet.slice_from(guard_count).to_string(); 
[INFO] [stdout]    |                                             ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: there is a method `clone_from` with a similar name
[INFO] [stdout]    |
[INFO] [stdout] 64 |       shuffled_alphabet = shuffled_alphabet.clone_from(guard_count).to_string(); 
[INFO] [stdout]    |                                             ~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `as_slice` found for struct `String` in the current scope
[INFO] [stdout]    --> src/lib.rs:192:41
[INFO] [stdout]     |
[INFO] [stdout] 192 |     for matcher in regex2.find_iter(hex.as_slice()) {
[INFO] [stdout]     |                                         ^^^^^^^^ method not found in `String`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `slice` found for struct `String` in the current scope
[INFO] [stdout]    --> src/lib.rs:195:24
[INFO] [stdout]     |
[INFO] [stdout] 195 |       num.push_str(hex.slice(matcher.0, matcher.1));
[INFO] [stdout]     |                        ^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: there is a method `split_once` with a similar name, but with different arguments
[INFO] [stdout]    --> /rustc/9c7b5f5b6b8ec32bbbcf9f07fc0e5208da6c5f88/library/core/src/str/mod.rs:1738:5
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `as_slice` found for struct `String` in the current scope
[INFO] [stdout]    --> src/lib.rs:186:28
[INFO] [stdout]     |
[INFO] [stdout] 186 |     if regex1.is_match(hex.as_slice()) == false {
[INFO] [stdout]     |                            ^^^^^^^^ method not found in `String`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `as_slice` found for struct `String` in the current scope
[INFO] [stdout]    --> src/lib.rs:196:44
[INFO] [stdout]     |
[INFO] [stdout] 196 |       let v: i64 = num::from_str_radix(num.as_slice(), 16).unwrap();
[INFO] [stdout]     |                                            ^^^^^^^^ method not found in `String`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `as_slice` found for struct `String` in the current scope
[INFO] [stdout]    --> src/lib.rs:192:41
[INFO] [stdout]     |
[INFO] [stdout] 192 |     for matcher in regex2.find_iter(hex.as_slice()) {
[INFO] [stdout]     |                                         ^^^^^^^^ method not found in `String`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `slice` found for struct `String` in the current scope
[INFO] [stdout]    --> src/lib.rs:195:24
[INFO] [stdout]     |
[INFO] [stdout] 195 |       num.push_str(hex.slice(matcher.0, matcher.1));
[INFO] [stdout]     |                        ^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: there is a method `split_once` with a similar name, but with different arguments
[INFO] [stdout]    --> /rustc/9c7b5f5b6b8ec32bbbcf9f07fc0e5208da6c5f88/library/core/src/str/mod.rs:1738:5
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `slice_from` found for struct `String` in the current scope
[INFO] [stdout]    --> src/lib.rs:208:22
[INFO] [stdout]     |
[INFO] [stdout] 208 |       ret.push_str(r.slice_from(1));
[INFO] [stdout]     |                      ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: there is a method `clone_from` with a similar name
[INFO] [stdout]     |
[INFO] [stdout] 208 |       ret.push_str(r.clone_from(1));
[INFO] [stdout]     |                      ~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `as_slice` found for struct `String` in the current scope
[INFO] [stdout]    --> src/lib.rs:242:33
[INFO] [stdout]     |
[INFO] [stdout] 242 |     regexp.push_str(self.guards.as_slice());
[INFO] [stdout]     |                                 ^^^^^^^^ method not found in `String`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `as_slice` found for struct `String` in the current scope
[INFO] [stdout]    --> src/lib.rs:196:44
[INFO] [stdout]     |
[INFO] [stdout] 196 |       let v: i64 = num::from_str_radix(num.as_slice(), 16).unwrap();
[INFO] [stdout]     |                                            ^^^^^^^^ method not found in `String`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `as_slice` found for struct `String` in the current scope
[INFO] [stdout]    --> src/lib.rs:245:32
[INFO] [stdout]     |
[INFO] [stdout] 245 |     let re = Regex::new(regexp.as_slice()).unwrap();
[INFO] [stdout]     |                                ^^^^^^^^ method not found in `String`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `slice_from` found for struct `String` in the current scope
[INFO] [stdout]    --> src/lib.rs:208:22
[INFO] [stdout]     |
[INFO] [stdout] 208 |       ret.push_str(r.slice_from(1));
[INFO] [stdout]     |                      ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: there is a method `clone_from` with a similar name
[INFO] [stdout]     |
[INFO] [stdout] 208 |       ret.push_str(r.clone_from(1));
[INFO] [stdout]     |                      ~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `as_slice` found for struct `String` in the current scope
[INFO] [stdout]    --> src/lib.rs:246:38
[INFO] [stdout]     |
[INFO] [stdout] 246 |     let t_hash = re.replace_all(hash.as_slice(), " ");
[INFO] [stdout]     |                                      ^^^^^^^^ method not found in `String`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `as_slice` found for struct `String` in the current scope
[INFO] [stdout]    --> src/lib.rs:242:33
[INFO] [stdout]     |
[INFO] [stdout] 242 |     regexp.push_str(self.guards.as_slice());
[INFO] [stdout]     |                                 ^^^^^^^^ method not found in `String`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `as_slice` found for struct `String` in the current scope
[INFO] [stdout]    --> src/lib.rs:263:38
[INFO] [stdout]     |
[INFO] [stdout] 263 |     regexp2.push_str(self.separators.as_slice());
[INFO] [stdout]     |                                      ^^^^^^^^ method not found in `String`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `as_slice` found for struct `String` in the current scope
[INFO] [stdout]    --> src/lib.rs:245:32
[INFO] [stdout]     |
[INFO] [stdout] 245 |     let re = Regex::new(regexp.as_slice()).unwrap();
[INFO] [stdout]     |                                ^^^^^^^^ method not found in `String`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `as_slice` found for struct `String` in the current scope
[INFO] [stdout]    --> src/lib.rs:266:34
[INFO] [stdout]     |
[INFO] [stdout] 266 |     let re2 = Regex::new(regexp2.as_slice()).unwrap();
[INFO] [stdout]     |                                  ^^^^^^^^ method not found in `String`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `as_slice` found for struct `String` in the current scope
[INFO] [stdout]    --> src/lib.rs:246:38
[INFO] [stdout]     |
[INFO] [stdout] 246 |     let t_hash = re.replace_all(hash.as_slice(), " ");
[INFO] [stdout]     |                                      ^^^^^^^^ method not found in `String`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `as_slice` found for struct `String` in the current scope
[INFO] [stdout]    --> src/lib.rs:279:33
[INFO] [stdout]     |
[INFO] [stdout] 279 |       buffer.push_str(self.salt.as_slice());
[INFO] [stdout]     |                                 ^^^^^^^^ method not found in `String`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `as_slice` found for struct `String` in the current scope
[INFO] [stdout]    --> src/lib.rs:263:38
[INFO] [stdout]     |
[INFO] [stdout] 263 |     regexp2.push_str(self.separators.as_slice());
[INFO] [stdout]     |                                      ^^^^^^^^ method not found in `String`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `as_slice` found for struct `String` in the current scope
[INFO] [stdout]    --> src/lib.rs:280:40
[INFO] [stdout]     |
[INFO] [stdout] 280 |       buffer.push_str(alphabet.clone().as_slice());
[INFO] [stdout]     |                                        ^^^^^^^^ method not found in `String`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `as_slice` found for struct `String` in the current scope
[INFO] [stdout]    --> src/lib.rs:266:34
[INFO] [stdout]     |
[INFO] [stdout] 266 |     let re2 = Regex::new(regexp2.as_slice()).unwrap();
[INFO] [stdout]     |                                  ^^^^^^^^ method not found in `String`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `slice` found for struct `String` in the current scope
[INFO] [stdout]    --> src/lib.rs:283:60
[INFO] [stdout]     |
[INFO] [stdout] 283 |       alphabet = HashIds::hashids_shuffle(alphabet, buffer.slice(0, alpha_len).to_string());
[INFO] [stdout]     |                                                            ^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: there is a method `split_once` with a similar name, but with different arguments
[INFO] [stdout]    --> /rustc/9c7b5f5b6b8ec32bbbcf9f07fc0e5208da6c5f88/library/core/src/str/mod.rs:1738:5
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]    --> src/lib.rs:325:38
[INFO] [stdout]     |
[INFO] [stdout] 325 |       number += (pos * alpha_len.pow(pow_size)) as i64;
[INFO] [stdout]     |                                  --- ^^^^^^^^ expected `u32`, found `usize`
[INFO] [stdout]     |                                  |
[INFO] [stdout]     |                                  arguments to this method are incorrect
[INFO] [stdout]     |
[INFO] [stdout] note: method defined here
[INFO] [stdout]    --> /rustc/9c7b5f5b6b8ec32bbbcf9f07fc0e5208da6c5f88/library/core/src/num/mod.rs:358:5
[INFO] [stdout]     = note: this error originates in the macro `int_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: you can convert a `usize` to a `u32` and panic if the converted value doesn't fit
[INFO] [stdout]     |
[INFO] [stdout] 325 |       number += (pos * alpha_len.pow(pow_size.try_into().unwrap())) as i64;
[INFO] [stdout]     |                                              ++++++++++++++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `as_slice` found for struct `String` in the current scope
[INFO] [stdout]    --> src/lib.rs:279:33
[INFO] [stdout]     |
[INFO] [stdout] 279 |       buffer.push_str(self.salt.as_slice());
[INFO] [stdout]     |                                 ^^^^^^^^ method not found in `String`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `slice` found for struct `String` in the current scope
[INFO] [stdout]    --> src/lib.rs:339:28
[INFO] [stdout]     |
[INFO] [stdout] 339 |       let mut t = alphabet.slice(idx, idx+1).to_string();
[INFO] [stdout]     |                            ^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: there is a method `split_once` with a similar name, but with different arguments
[INFO] [stdout]    --> /rustc/9c7b5f5b6b8ec32bbbcf9f07fc0e5208da6c5f88/library/core/src/str/mod.rs:1738:5
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `as_slice` found for struct `String` in the current scope
[INFO] [stdout]    --> src/lib.rs:280:40
[INFO] [stdout]     |
[INFO] [stdout] 280 |       buffer.push_str(alphabet.clone().as_slice());
[INFO] [stdout]     |                                        ^^^^^^^^ method not found in `String`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `as_slice` found for struct `String` in the current scope
[INFO] [stdout]    --> src/lib.rs:340:23
[INFO] [stdout]     |
[INFO] [stdout] 340 |       t.push_str(hash.as_slice());
[INFO] [stdout]     |                       ^^^^^^^^ method not found in `String`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `slice` found for struct `String` in the current scope
[INFO] [stdout]    --> src/lib.rs:283:60
[INFO] [stdout]     |
[INFO] [stdout] 283 |       alphabet = HashIds::hashids_shuffle(alphabet, buffer.slice(0, alpha_len).to_string());
[INFO] [stdout]     |                                                            ^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: there is a method `split_once` with a similar name, but with different arguments
[INFO] [stdout]    --> /rustc/9c7b5f5b6b8ec32bbbcf9f07fc0e5208da6c5f88/library/core/src/str/mod.rs:1738:5
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]    --> src/lib.rs:325:38
[INFO] [stdout]     |
[INFO] [stdout] 325 |       number += (pos * alpha_len.pow(pow_size)) as i64;
[INFO] [stdout]     |                                  --- ^^^^^^^^ expected `u32`, found `usize`
[INFO] [stdout]     |                                  |
[INFO] [stdout]     |                                  arguments to this method are incorrect
[INFO] [stdout]     |
[INFO] [stdout] note: method defined here
[INFO] [stdout]    --> /rustc/9c7b5f5b6b8ec32bbbcf9f07fc0e5208da6c5f88/library/core/src/num/mod.rs:358:5
[INFO] [stdout]     = note: this error originates in the macro `int_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: you can convert a `usize` to a `u32` and panic if the converted value doesn't fit
[INFO] [stdout]     |
[INFO] [stdout] 325 |       number += (pos * alpha_len.pow(pow_size.try_into().unwrap())) as i64;
[INFO] [stdout]     |                                              ++++++++++++++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `slice` found for struct `String` in the current scope
[INFO] [stdout]    --> src/lib.rs:361:29
[INFO] [stdout]     |
[INFO] [stdout] 361 |     let ret = self.alphabet.slice(idx, idx+1).to_string();
[INFO] [stdout]     |                             ^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: there is a method `split_once` with a similar name, but with different arguments
[INFO] [stdout]    --> /rustc/9c7b5f5b6b8ec32bbbcf9f07fc0e5208da6c5f88/library/core/src/str/mod.rs:1738:5
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `slice` found for struct `String` in the current scope
[INFO] [stdout]    --> src/lib.rs:339:28
[INFO] [stdout]     |
[INFO] [stdout] 339 |       let mut t = alphabet.slice(idx, idx+1).to_string();
[INFO] [stdout]     |                            ^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: there is a method `split_once` with a similar name, but with different arguments
[INFO] [stdout]    --> /rustc/9c7b5f5b6b8ec32bbbcf9f07fc0e5208da6c5f88/library/core/src/str/mod.rs:1738:5
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `as_slice` found for struct `String` in the current scope
[INFO] [stdout]    --> src/lib.rs:370:33
[INFO] [stdout]     |
[INFO] [stdout] 370 |       buffer.push_str(self.salt.as_slice());
[INFO] [stdout]     |                                 ^^^^^^^^ method not found in `String`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `as_slice` found for struct `String` in the current scope
[INFO] [stdout]    --> src/lib.rs:340:23
[INFO] [stdout]     |
[INFO] [stdout] 340 |       t.push_str(hash.as_slice());
[INFO] [stdout]     |                       ^^^^^^^^ method not found in `String`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `as_slice` found for struct `String` in the current scope
[INFO] [stdout]    --> src/lib.rs:371:34
[INFO] [stdout]     |
[INFO] [stdout] 371 |       buffer.push_str(t_alphabet.as_slice());
[INFO] [stdout]     |                                  ^^^^^^^^ method not found in `String`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `as_slice` found for struct `String` in the current scope
[INFO] [stdout]    --> src/lib.rs:375:29
[INFO] [stdout]     |
[INFO] [stdout] 375 |       ret_str.push_str(last.as_slice());
[INFO] [stdout]     |                             ^^^^^^^^ method not found in `String`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `slice` found for struct `String` in the current scope
[INFO] [stdout]    --> src/lib.rs:361:29
[INFO] [stdout]     |
[INFO] [stdout] 361 |     let ret = self.alphabet.slice(idx, idx+1).to_string();
[INFO] [stdout]     |                             ^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: there is a method `split_once` with a similar name, but with different arguments
[INFO] [stdout]    --> /rustc/9c7b5f5b6b8ec32bbbcf9f07fc0e5208da6c5f88/library/core/src/str/mod.rs:1738:5
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `slice` found for struct `String` in the current scope
[INFO] [stdout]    --> src/lib.rs:387:31
[INFO] [stdout]     |
[INFO] [stdout] 387 |       let guard = self.guards.slice(guard_idx, guard_idx+1).to_string();
[INFO] [stdout]     |                               ^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: there is a method `split_once` with a similar name, but with different arguments
[INFO] [stdout]    --> /rustc/9c7b5f5b6b8ec32bbbcf9f07fc0e5208da6c5f88/library/core/src/str/mod.rs:1738:5
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `as_slice` found for struct `String` in the current scope
[INFO] [stdout]    --> src/lib.rs:370:33
[INFO] [stdout]     |
[INFO] [stdout] 370 |       buffer.push_str(self.salt.as_slice());
[INFO] [stdout]     |                                 ^^^^^^^^ method not found in `String`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `slice` found for struct `String` in the current scope
[INFO] [stdout]    --> src/lib.rs:394:33
[INFO] [stdout]     |
[INFO] [stdout] 394 |         let guard = self.guards.slice(guard_idx, guard_idx+1);
[INFO] [stdout]     |                                 ^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: there is a method `split_once` with a similar name, but with different arguments
[INFO] [stdout]    --> /rustc/9c7b5f5b6b8ec32bbbcf9f07fc0e5208da6c5f88/library/core/src/str/mod.rs:1738:5
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `as_slice` found for struct `String` in the current scope
[INFO] [stdout]    --> src/lib.rs:371:34
[INFO] [stdout]     |
[INFO] [stdout] 371 |       buffer.push_str(t_alphabet.as_slice());
[INFO] [stdout]     |                                  ^^^^^^^^ method not found in `String`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `slice_from` found for struct `String` in the current scope
[INFO] [stdout]    --> src/lib.rs:403:33
[INFO] [stdout]     |
[INFO] [stdout] 403 |       t_ret.push_str(t_alphabet.slice_from(half_len));
[INFO] [stdout]     |                                 ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: there is a method `clone_from` with a similar name
[INFO] [stdout]     |
[INFO] [stdout] 403 |       t_ret.push_str(t_alphabet.clone_from(half_len));
[INFO] [stdout]     |                                 ~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `as_slice` found for struct `String` in the current scope
[INFO] [stdout]    --> src/lib.rs:375:29
[INFO] [stdout]     |
[INFO] [stdout] 375 |       ret_str.push_str(last.as_slice());
[INFO] [stdout]     |                             ^^^^^^^^ method not found in `String`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `slice` found for struct `String` in the current scope
[INFO] [stdout]    --> src/lib.rs:405:33
[INFO] [stdout]     |
[INFO] [stdout] 405 |       t_ret.push_str(t_alphabet.slice(0, half_len));
[INFO] [stdout]     |                                 ^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: there is a method `split_once` with a similar name, but with different arguments
[INFO] [stdout]    --> /rustc/9c7b5f5b6b8ec32bbbcf9f07fc0e5208da6c5f88/library/core/src/str/mod.rs:1738:5
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/lib.rs:114:9
[INFO] [stdout]     |
[INFO] [stdout] 114 |     let mut shuffle = bytes.as_mut_slice();
[INFO] [stdout]     |         ----^^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 35 previous errors; 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0308, E0425, E0432, E0463, E0599.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0308`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `hashids` (lib) due to 36 previous errors; 3 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error[E0599]: no method named `slice` found for struct `String` in the current scope
[INFO] [stdout]    --> src/lib.rs:387:31
[INFO] [stdout]     |
[INFO] [stdout] 387 |       let guard = self.guards.slice(guard_idx, guard_idx+1).to_string();
[INFO] [stdout]     |                               ^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: there is a method `split_once` with a similar name, but with different arguments
[INFO] [stdout]    --> /rustc/9c7b5f5b6b8ec32bbbcf9f07fc0e5208da6c5f88/library/core/src/str/mod.rs:1738:5
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `slice` found for struct `String` in the current scope
[INFO] [stdout]    --> src/lib.rs:394:33
[INFO] [stdout]     |
[INFO] [stdout] 394 |         let guard = self.guards.slice(guard_idx, guard_idx+1);
[INFO] [stdout]     |                                 ^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: there is a method `split_once` with a similar name, but with different arguments
[INFO] [stdout]    --> /rustc/9c7b5f5b6b8ec32bbbcf9f07fc0e5208da6c5f88/library/core/src/str/mod.rs:1738:5
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `slice_from` found for struct `String` in the current scope
[INFO] [stdout]    --> src/lib.rs:403:33
[INFO] [stdout]     |
[INFO] [stdout] 403 |       t_ret.push_str(t_alphabet.slice_from(half_len));
[INFO] [stdout]     |                                 ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: there is a method `clone_from` with a similar name
[INFO] [stdout]     |
[INFO] [stdout] 403 |       t_ret.push_str(t_alphabet.clone_from(half_len));
[INFO] [stdout]     |                                 ~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `slice` found for struct `String` in the current scope
[INFO] [stdout]    --> src/lib.rs:405:33
[INFO] [stdout]     |
[INFO] [stdout] 405 |       t_ret.push_str(t_alphabet.slice(0, half_len));
[INFO] [stdout]     |                                 ^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: there is a method `split_once` with a similar name, but with different arguments
[INFO] [stdout]    --> /rustc/9c7b5f5b6b8ec32bbbcf9f07fc0e5208da6c5f88/library/core/src/str/mod.rs:1738:5
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/lib.rs:114:9
[INFO] [stdout]     |
[INFO] [stdout] 114 |     let mut shuffle = bytes.as_mut_slice();
[INFO] [stdout]     |         ----^^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 35 previous errors; 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0308, E0425, E0432, E0463, E0599.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0308`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `hashids` (lib test) due to 36 previous errors; 3 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "045ead5a4fed695a0024e1591420df847450e580040543a0b76a2df682239739", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "045ead5a4fed695a0024e1591420df847450e580040543a0b76a2df682239739", kill_on_drop: false }`
[INFO] [stdout] 045ead5a4fed695a0024e1591420df847450e580040543a0b76a2df682239739
