[INFO] fetching crate analiticcl 0.4.8...
[INFO] checking analiticcl-0.4.8 against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577
[INFO] extracting crate analiticcl 0.4.8 into /workspace/builds/worker-1-tc2/source
[INFO] started tweaking crates.io crate analiticcl 0.4.8
[INFO] finished tweaking crates.io crate analiticcl 0.4.8
[INFO] tweaked toml for crates.io crate analiticcl 0.4.8 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate analiticcl 0.4.8 on toolchain 4f260f0f20b3133d20cfb50353c0221943af5796
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate analiticcl 0.4.8 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 796af5e9e8d674c8fb4532c5f30bee06aaa5413cdc506f9164665058b5cd27a1
[INFO] running `Command { std: "docker" "start" "-a" "796af5e9e8d674c8fb4532c5f30bee06aaa5413cdc506f9164665058b5cd27a1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "796af5e9e8d674c8fb4532c5f30bee06aaa5413cdc506f9164665058b5cd27a1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "796af5e9e8d674c8fb4532c5f30bee06aaa5413cdc506f9164665058b5cd27a1", kill_on_drop: false }`
[INFO] [stdout] 796af5e9e8d674c8fb4532c5f30bee06aaa5413cdc506f9164665058b5cd27a1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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 -Dunmustuse_in_always_ok" "-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 26f85dfb2ab7e652a2769778b7fd7c8d66b335a2cf8b1f2c667c195cdeaeb271
[INFO] running `Command { std: "docker" "start" "-a" "26f85dfb2ab7e652a2769778b7fd7c8d66b335a2cf8b1f2c667c195cdeaeb271", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.93
[INFO] [stderr]    Compiling libc v0.2.126
[INFO] [stderr]    Compiling unicode-ident v1.0.2
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling memoffset v0.6.5
[INFO] [stderr]    Compiling crossbeam-utils v0.8.11
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.10
[INFO] [stderr]     Checking either v1.7.0
[INFO] [stderr]     Checking once_cell v1.13.0
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]    Compiling anyhow v1.0.58
[INFO] [stderr]     Checking ordered_iter v0.1.2
[INFO] [stderr]     Checking ryu v1.0.10
[INFO] [stderr]    Compiling serde_json v1.0.82
[INFO] [stderr]     Checking compare v0.0.6
[INFO] [stderr]     Checking generic-array v0.12.4
[INFO] [stderr]     Checking bimap v0.6.3
[INFO] [stderr]     Checking itertools v0.12.1
[INFO] [stderr]     Checking unsafe_unwrap v0.1.0
[INFO] [stderr]     Checking binary-heap-plus v0.1.6
[INFO] [stderr]     Checking regex-automata v0.1.10
[INFO] [stderr]     Checking stable_bst v0.2.0
[INFO] [stderr]     Checking superslice v1.0.0
[INFO] [stderr]     Checking plotters-backend v0.3.4
[INFO] [stderr]     Checking nom v7.1.3
[INFO] [stderr]     Checking itoa v1.0.2
[INFO] [stderr]     Checking dissimilar v1.0.9
[INFO] [stderr]     Checking plotters-svg v0.3.2
[INFO] [stderr]     Checking csv-core v0.1.10
[INFO] [stderr]     Checking itertools v0.10.3
[INFO] [stderr]     Checking cast v0.3.0
[INFO] [stderr]     Checking simple-error v0.3.1
[INFO] [stderr]     Checking half v1.8.2
[INFO] [stderr]     Checking regex-syntax v0.6.27
[INFO] [stderr]     Checking walkdir v2.3.2
[INFO] [stderr]     Checking oorandom v11.1.3
[INFO] [stderr]     Checking crossbeam-deque v0.8.2
[INFO] [stderr]     Checking rayon-core v1.12.1
[INFO] [stderr]    Compiling quote v1.0.38
[INFO] [stderr]     Checking getrandom v0.2.7
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking rand_core v0.6.3
[INFO] [stderr]     Checking clap v2.34.0
[INFO] [stderr]    Compiling syn v2.0.98
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rayon v1.10.0
[INFO] [stderr]     Checking ordered-float v4.3.0
[INFO] [stderr]     Checking plotters v0.3.2
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking regex v1.6.0
[INFO] [stderr]     Checking criterion-plot v0.4.5
[INFO] [stderr]     Checking ibig v0.3.6
[INFO] [stderr]     Checking sesdiff v0.3.1
[INFO] [stderr]    Compiling serde_derive v1.0.217
[INFO] [stderr]     Checking serde v1.0.217
[INFO] [stderr]     Checking bstr v0.2.15
[INFO] [stderr]     Checking rustfst v1.1.2
[INFO] [stderr]     Checking serde_cbor v0.11.2
[INFO] [stderr]     Checking csv v1.1.6
[INFO] [stderr]     Checking tinytemplate v1.2.1
[INFO] [stderr]     Checking criterion v0.3.6
[INFO] [stderr]     Checking analiticcl v0.4.8 (/opt/rustwide/workdir)
[INFO] [stdout] error: this type will no longer be must used: Result<std::string::String, Infallible>
[INFO] [stdout]     --> src/lib.rs:2246:44
[INFO] [stdout]      |
[INFO] [stdout] 2246 |                     let mut variant_text = String::from_str(m.text).expect("from str");
[INFO] [stdout]      |                                            ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/anahash.rs:93:13
[INFO] [stdout]    |
[INFO] [stdout] 93 |     fn iter(&self, alphabet_size: CharIndexType) -> RecurseDeletionIterator;
[INFO] [stdout]    |             ^^^^^ the lifetime is elided here       ^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 93 |     fn iter(&self, alphabet_size: CharIndexType) -> RecurseDeletionIterator<'_>;
[INFO] [stdout]    |                                                                            ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/anahash.rs:94:21
[INFO] [stdout]    |
[INFO] [stdout] 94 |     fn iter_parents(&self, alphabet_size: CharIndexType) -> DeletionIterator;
[INFO] [stdout]    |                     ^^^^^ the lifetime is elided here       ^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 94 |     fn iter_parents(&self, alphabet_size: CharIndexType) -> DeletionIterator<'_>;
[INFO] [stdout]    |                                                                             ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/anahash.rs:96:9
[INFO] [stdout]    |
[INFO] [stdout] 96 |         &self,
[INFO] [stdout]    |         ^^^^^ the lifetime is elided here
[INFO] [stdout] ...
[INFO] [stdout] 99 |     ) -> RecurseDeletionIterator;
[INFO] [stdout]    |          ^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 99 |     ) -> RecurseDeletionIterator<'_>;
[INFO] [stdout]    |                                 ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/anahash.rs:192:13
[INFO] [stdout]     |
[INFO] [stdout] 192 |     fn iter(&self, alphabet_size: CharIndexType) -> RecurseDeletionIterator {
[INFO] [stdout]     |             ^^^^^ the lifetime is elided here       ^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 192 |     fn iter(&self, alphabet_size: CharIndexType) -> RecurseDeletionIterator<'_> {
[INFO] [stdout]     |                                                                            ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/anahash.rs:207:21
[INFO] [stdout]     |
[INFO] [stdout] 207 |     fn iter_parents(&self, alphabet_size: CharIndexType) -> DeletionIterator {
[INFO] [stdout]     |                     ^^^^^ the lifetime is elided here       ^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 207 |     fn iter_parents(&self, alphabet_size: CharIndexType) -> DeletionIterator<'_> {
[INFO] [stdout]     |                                                                             ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/anahash.rs:213:9
[INFO] [stdout]     |
[INFO] [stdout] 213 |         &self,
[INFO] [stdout]     |         ^^^^^ the lifetime is elided here
[INFO] [stdout] ...
[INFO] [stdout] 216 |     ) -> RecurseDeletionIterator {
[INFO] [stdout]     |          ^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 216 |     ) -> RecurseDeletionIterator<'_> {
[INFO] [stdout]     |                                 ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's named elsewhere is confusing
[INFO] [stdout]   --> src/iterators.rs:28:70
[INFO] [stdout]    |
[INFO] [stdout] 28 |     pub fn new(value: &'a AnaValue, alphabet_size: CharIndexType) -> DeletionIterator {
[INFO] [stdout]    |                        -- the lifetime is named here                 ^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: consistently use `'a`
[INFO] [stdout]    |
[INFO] [stdout] 28 |     pub fn new(value: &'a AnaValue, alphabet_size: CharIndexType) -> DeletionIterator<'a> {
[INFO] [stdout]    |                                                                                      ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `analiticcl` (lib test) due to 1 previous error; 7 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: this type will no longer be must used: Result<std::string::String, Infallible>
[INFO] [stdout]     --> src/lib.rs:2246:44
[INFO] [stdout]      |
[INFO] [stdout] 2246 |                     let mut variant_text = String::from_str(m.text).expect("from str");
[INFO] [stdout]      |                                            ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/anahash.rs:93:13
[INFO] [stdout]    |
[INFO] [stdout] 93 |     fn iter(&self, alphabet_size: CharIndexType) -> RecurseDeletionIterator;
[INFO] [stdout]    |             ^^^^^ the lifetime is elided here       ^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 93 |     fn iter(&self, alphabet_size: CharIndexType) -> RecurseDeletionIterator<'_>;
[INFO] [stdout]    |                                                                            ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/anahash.rs:94:21
[INFO] [stdout]    |
[INFO] [stdout] 94 |     fn iter_parents(&self, alphabet_size: CharIndexType) -> DeletionIterator;
[INFO] [stdout]    |                     ^^^^^ the lifetime is elided here       ^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 94 |     fn iter_parents(&self, alphabet_size: CharIndexType) -> DeletionIterator<'_>;
[INFO] [stdout]    |                                                                             ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/anahash.rs:96:9
[INFO] [stdout]    |
[INFO] [stdout] 96 |         &self,
[INFO] [stdout]    |         ^^^^^ the lifetime is elided here
[INFO] [stdout] ...
[INFO] [stdout] 99 |     ) -> RecurseDeletionIterator;
[INFO] [stdout]    |          ^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 99 |     ) -> RecurseDeletionIterator<'_>;
[INFO] [stdout]    |                                 ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/anahash.rs:192:13
[INFO] [stdout]     |
[INFO] [stdout] 192 |     fn iter(&self, alphabet_size: CharIndexType) -> RecurseDeletionIterator {
[INFO] [stdout]     |             ^^^^^ the lifetime is elided here       ^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 192 |     fn iter(&self, alphabet_size: CharIndexType) -> RecurseDeletionIterator<'_> {
[INFO] [stdout]     |                                                                            ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/anahash.rs:207:21
[INFO] [stdout]     |
[INFO] [stdout] 207 |     fn iter_parents(&self, alphabet_size: CharIndexType) -> DeletionIterator {
[INFO] [stdout]     |                     ^^^^^ the lifetime is elided here       ^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 207 |     fn iter_parents(&self, alphabet_size: CharIndexType) -> DeletionIterator<'_> {
[INFO] [stdout]     |                                                                             ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/anahash.rs:213:9
[INFO] [stdout]     |
[INFO] [stdout] 213 |         &self,
[INFO] [stdout]     |         ^^^^^ the lifetime is elided here
[INFO] [stdout] ...
[INFO] [stdout] 216 |     ) -> RecurseDeletionIterator {
[INFO] [stdout]     |          ^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 216 |     ) -> RecurseDeletionIterator<'_> {
[INFO] [stdout]     |                                 ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's named elsewhere is confusing
[INFO] [stdout]   --> src/iterators.rs:28:70
[INFO] [stdout]    |
[INFO] [stdout] 28 |     pub fn new(value: &'a AnaValue, alphabet_size: CharIndexType) -> DeletionIterator {
[INFO] [stdout]    |                        -- the lifetime is named here                 ^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: consistently use `'a`
[INFO] [stdout]    |
[INFO] [stdout] 28 |     pub fn new(value: &'a AnaValue, alphabet_size: CharIndexType) -> DeletionIterator<'a> {
[INFO] [stdout]    |                                                                                      ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `analiticcl` (lib) due to 1 previous error; 7 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "26f85dfb2ab7e652a2769778b7fd7c8d66b335a2cf8b1f2c667c195cdeaeb271", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "26f85dfb2ab7e652a2769778b7fd7c8d66b335a2cf8b1f2c667c195cdeaeb271", kill_on_drop: false }`
[INFO] [stdout] 26f85dfb2ab7e652a2769778b7fd7c8d66b335a2cf8b1f2c667c195cdeaeb271
