[INFO] crate rustz 0.1.4 is already in cache
[INFO] checking rustz-0.1.4 against try#e4dba30b9b475d8750370c4dfb49b6541990904d for pr-71393
[INFO] extracting crate rustz 0.1.4 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate rustz 0.1.4 on toolchain e4dba30b9b475d8750370c4dfb49b6541990904d
[INFO] running `"/workspace/cargo-home/bin/cargo" "+e4dba30b9b475d8750370c4dfb49b6541990904d" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate rustz 0.1.4
[INFO] finished tweaking crates.io crate rustz 0.1.4
[INFO] tweaked toml for crates.io crate rustz 0.1.4 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+e4dba30b9b475d8750370c4dfb49b6541990904d" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"/workspace/cargo-home/bin/cargo" "+e4dba30b9b475d8750370c4dfb49b6541990904d" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+e4dba30b9b475d8750370c4dfb49b6541990904d" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 711c7c9e99d4ba46987b2f6a80ff698e2e525d4886296992a3c1be7b1e03c7e6
[INFO] running `"docker" "start" "-a" "711c7c9e99d4ba46987b2f6a80ff698e2e525d4886296992a3c1be7b1e03c7e6"`
[INFO] [stderr]     Checking rustz v0.1.4 (/opt/rustwide/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]  --> src/stat.rs:4:14
[INFO] [stderr]   |
[INFO] [stderr] 4 |     run: Box<Fn(S) -> (S, A) + 'state>,
[INFO] [stderr]   |              ^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(S) -> (S, A) + 'state`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]  --> src/reader.rs:4:14
[INFO] [stderr]   |
[INFO] [stderr] 4 |     run: Box<Fn(&R) -> A + 'reader>,
[INFO] [stderr]   |              ^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&R) -> A + 'reader`
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around type
[INFO] [stderr]   --> src/lense.rs:41:25
[INFO] [stderr]    |
[INFO] [stderr] 41 |     fn get(&self, obj: &(Self::Object)) -> Self::Value {
[INFO] [stderr]    |                         ^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `super::*`
[INFO] [stderr]   --> src/lib.rs:23:9
[INFO] [stderr]    |
[INFO] [stderr] 23 |     use super::*;
[INFO] [stderr]    |         ^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]  --> src/stat.rs:4:14
[INFO] [stderr]   |
[INFO] [stderr] 4 |     run: Box<Fn(S) -> (S, A) + 'state>,
[INFO] [stderr]   |              ^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(S) -> (S, A) + 'state`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]  --> src/reader.rs:4:14
[INFO] [stderr]   |
[INFO] [stderr] 4 |     run: Box<Fn(&R) -> A + 'reader>,
[INFO] [stderr]   |              ^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&R) -> A + 'reader`
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around type
[INFO] [stderr]   --> src/lense.rs:41:25
[INFO] [stderr]    |
[INFO] [stderr] 41 |     fn get(&self, obj: &(Self::Object)) -> Self::Value {
[INFO] [stderr]    |                         ^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `super::*`
[INFO] [stderr]   --> src/lense.rs:94:9
[INFO] [stderr]    |
[INFO] [stderr] 94 |     use super::*;
[INFO] [stderr]    |         ^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: bounds on generic parameters are not enforced in type aliases
[INFO] [stderr]    --> src/validation.rs:259:27
[INFO] [stderr]     |
[INFO] [stderr] 259 | pub type ValidationNel<E: Clone, A: Clone> = Validation<LinkedList<E>, A>;
[INFO] [stderr]     |                           ^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(type_alias_bounds)]` on by default
[INFO] [stderr] help: the bound will not be checked when the type alias is used, and should be removed
[INFO] [stderr]     |
[INFO] [stderr] 259 | pub type ValidationNel<E, A: Clone> = Validation<LinkedList<E>, A>;
[INFO] [stderr]     |                        --
[INFO] [stderr] 
[INFO] [stderr] warning: bounds on generic parameters are not enforced in type aliases
[INFO] [stderr]    --> src/validation.rs:259:37
[INFO] [stderr]     |
[INFO] [stderr] 259 | pub type ValidationNel<E: Clone, A: Clone> = Validation<LinkedList<E>, A>;
[INFO] [stderr]     |                                     ^^^^^
[INFO] [stderr]     |
[INFO] [stderr] help: the bound will not be checked when the type alias is used, and should be removed
[INFO] [stderr]     |
[INFO] [stderr] 259 | pub type ValidationNel<E: Clone, A> = Validation<LinkedList<E>, A>;
[INFO] [stderr]     |                                  --
[INFO] [stderr] 
[INFO] [stderr] warning: 6 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: bounds on generic parameters are not enforced in type aliases
[INFO] [stderr]    --> src/validation.rs:259:27
[INFO] [stderr]     |
[INFO] [stderr] 259 | pub type ValidationNel<E: Clone, A: Clone> = Validation<LinkedList<E>, A>;
[INFO] [stderr]     |                           ^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(type_alias_bounds)]` on by default
[INFO] [stderr] help: the bound will not be checked when the type alias is used, and should be removed
[INFO] [stderr]     |
[INFO] [stderr] 259 | pub type ValidationNel<E, A: Clone> = Validation<LinkedList<E>, A>;
[INFO] [stderr]     |                        --
[INFO] [stderr] 
[INFO] [stderr] warning: bounds on generic parameters are not enforced in type aliases
[INFO] [stderr]    --> src/validation.rs:259:37
[INFO] [stderr]     |
[INFO] [stderr] 259 | pub type ValidationNel<E: Clone, A: Clone> = Validation<LinkedList<E>, A>;
[INFO] [stderr]     |                                     ^^^^^
[INFO] [stderr]     |
[INFO] [stderr] help: the bound will not be checked when the type alias is used, and should be removed
[INFO] [stderr]     |
[INFO] [stderr] 259 | pub type ValidationNel<E: Clone, A> = Validation<LinkedList<E>, A>;
[INFO] [stderr]     |                                  --
[INFO] [stderr] 
[INFO] [stderr] warning: 6 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `space`
[INFO] [stderr]   --> examples/reader.rs:20:19
[INFO] [stderr]    |
[INFO] [stderr] 20 |     fn get(&self, space: &str, key: i32) -> i32 {
[INFO] [stderr]    |                   ^^^^^ help: if this is intentional, prefix it with an underscore: `_space`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `space`
[INFO] [stderr]   --> examples/reader.rs:32:24
[INFO] [stderr]    |
[INFO] [stderr] 32 |     fn find_all(&self, space: &str, key: i32) -> Vec<i32> {
[INFO] [stderr]    |                        ^^^^^ help: if this is intentional, prefix it with an underscore: `_space`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `key`
[INFO] [stderr]   --> examples/reader.rs:32:37
[INFO] [stderr]    |
[INFO] [stderr] 32 |     fn find_all(&self, space: &str, key: i32) -> Vec<i32> {
[INFO] [stderr]    |                                     ^^^ help: if this is intentional, prefix it with an underscore: `_key`
[INFO] [stderr] 
[INFO] [stderr] warning: 3 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.95s
[INFO] running `"docker" "inspect" "711c7c9e99d4ba46987b2f6a80ff698e2e525d4886296992a3c1be7b1e03c7e6"`
[INFO] running `"docker" "rm" "-f" "711c7c9e99d4ba46987b2f6a80ff698e2e525d4886296992a3c1be7b1e03c7e6"`
[INFO] [stdout] 711c7c9e99d4ba46987b2f6a80ff698e2e525d4886296992a3c1be7b1e03c7e6