[INFO] cloning repository https://github.com/rklaehn/vec-collections
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/rklaehn/vec-collections" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frklaehn%2Fvec-collections", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frklaehn%2Fvec-collections'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ec500f00fc5b4f845c4a5926efb9da4cce034f63
[INFO] checking rklaehn/vec-collections against try#1b5ce95284bc3170a1f4a55c6ec8a06b3e85ff73 for pr-78461
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frklaehn%2Fvec-collections" "/workspace/builds/worker-5/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/rklaehn/vec-collections on toolchain 1b5ce95284bc3170a1f4a55c6ec8a06b3e85ff73
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1b5ce95284bc3170a1f4a55c6ec8a06b3e85ff73" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/rklaehn/vec-collections
[INFO] finished tweaking git repo https://github.com/rklaehn/vec-collections
[INFO] tweaked toml for git repo https://github.com/rklaehn/vec-collections written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] crate git repo https://github.com/rklaehn/vec-collections already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1b5ce95284bc3170a1f4a55c6ec8a06b3e85ff73" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1b5ce95284bc3170a1f4a55c6ec8a06b3e85ff73" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] e016bb9a7b976756f07386caaa575f264ffe52ac66de244f9d32f1e177dcc919
[INFO] running `Command { std: "docker" "start" "-a" "e016bb9a7b976756f07386caaa575f264ffe52ac66de244f9d32f1e177dcc919", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e016bb9a7b976756f07386caaa575f264ffe52ac66de244f9d32f1e177dcc919", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e016bb9a7b976756f07386caaa575f264ffe52ac66de244f9d32f1e177dcc919", kill_on_drop: false }`
[INFO] [stdout] e016bb9a7b976756f07386caaa575f264ffe52ac66de244f9d32f1e177dcc919
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1b5ce95284bc3170a1f4a55c6ec8a06b3e85ff73" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7f2910355a578d617d6f6503b30207d2622fdaddb077e1dde938a1436997b203
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "7f2910355a578d617d6f6503b30207d2622fdaddb077e1dde938a1436997b203", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling serde v1.0.114
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling rayon-core v1.7.1
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling syn v1.0.38
[INFO] [stderr]    Compiling serde_derive v1.0.114
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]     Checking ppv-lite86 v0.2.8
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[INFO] [stderr]     Checking sorted-iter v0.1.6
[INFO] [stderr]     Checking oorandom v11.1.2
[INFO] [stderr]     Checking maplit v1.0.2
[INFO] [stderr]     Checking stats_alloc v0.1.8
[INFO] [stderr]     Checking testdrop v0.1.2
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
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[INFO] [stderr]    Compiling num-traits v0.2.12
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[INFO] [stderr]     Checking itertools v0.9.0
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[INFO] [stderr]    Compiling proc-macro2 v1.0.19
[INFO] [stderr]     Checking anyhow v1.0.32
[INFO] [stderr]     Checking getrandom v0.1.14
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[INFO] [stderr]    Compiling rustc_version v0.2.3
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[INFO] [stderr]     Checking crossbeam-queue v0.2.3
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[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking crossbeam-deque v0.7.3
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]     Checking regex v1.3.9
[INFO] [stderr]     Checking criterion-plot v0.4.3
[INFO] [stderr]     Checking plotters v0.2.15
[INFO] [stderr]     Checking env_logger v0.6.2
[INFO] [stderr]     Checking quickcheck v0.8.5
[INFO] [stderr]     Checking serde_json v1.0.57
[INFO] [stderr]     Checking bstr v0.2.13
[INFO] [stderr]     Checking serde_cbor v0.11.1
[INFO] [stderr]     Checking vec-collections v0.3.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: associated function is never used: `slice_iter`
[INFO] [stdout]    --> src/vec_map.rs:378:19
[INFO] [stdout]     |
[INFO] [stdout] 378 |     pub(crate) fn slice_iter(&self) -> SliceIterator<A::Item> {
[INFO] [stdout]     |                   ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking csv v1.1.3
[INFO] [stderr]     Checking tinytemplate v1.1.0
[INFO] [stderr]    Compiling quickcheck_macros v0.8.0
[INFO] [stderr]     Checking criterion v0.3.3
[INFO] [stdout] warning: unused variable: `x`
[INFO] [stdout]   --> examples/multimap.rs:70:9
[INFO] [stdout]    |
[INFO] [stdout] 70 |     let x: Multimap<u32, u32> = [(0, 0), (0, 1), (1, 0)].iter().cloned().collect();
[INFO] [stdout]    |         ^ help: if this is intentional, prefix it with an underscore: `_x`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `y`
[INFO] [stdout]   --> examples/multimap.rs:71:9
[INFO] [stdout]    |
[INFO] [stdout] 71 |     let y: BiMultimap<u32, u32> = [(0, 0), (0, 1), (1, 0)].iter().cloned().collect();
[INFO] [stdout]    |         ^ help: if this is intentional, prefix it with an underscore: `_y`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused macro definition
[INFO] [stdout]   --> src/test_macros.rs:51:1
[INFO] [stdout]    |
[INFO] [stdout] 51 | / macro_rules! bitop_sub_not_all {
[INFO] [stdout] 52 | |     ($test:ty) => {
[INFO] [stdout] 53 | |         #[quickcheck]
[INFO] [stdout] 54 | |         fn bitand_all_neutral(x: $test) -> bool {
[INFO] [stdout] ...  |
[INFO] [stdout] 93 | |     };
[INFO] [stdout] 94 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_macros)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `slice_iter`
[INFO] [stdout]    --> src/vec_map.rs:378:19
[INFO] [stdout]     |
[INFO] [stdout] 378 |     pub(crate) fn slice_iter(&self) -> SliceIterator<A::Item> {
[INFO] [stdout]     |                   ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 24s
[INFO] running `Command { std: "docker" "inspect" "7f2910355a578d617d6f6503b30207d2622fdaddb077e1dde938a1436997b203", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7f2910355a578d617d6f6503b30207d2622fdaddb077e1dde938a1436997b203", kill_on_drop: false }`
[INFO] [stdout] 7f2910355a578d617d6f6503b30207d2622fdaddb077e1dde938a1436997b203