[INFO] fetching crate sliding_window_alt 0.1.2... [INFO] building sliding_window_alt-0.1.2 against master#ad85bc524b1ad696e42061ad8338d382dffbdbe5 for pr-146237-1 [INFO] extracting crate sliding_window_alt 0.1.2 into /workspace/builds/worker-1-tc1/source [INFO] started tweaking crates.io crate sliding_window_alt 0.1.2 [INFO] finished tweaking crates.io crate sliding_window_alt 0.1.2 [INFO] tweaked toml for crates.io crate sliding_window_alt 0.1.2 written to /workspace/builds/worker-1-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate sliding_window_alt 0.1.2 on toolchain ad85bc524b1ad696e42061ad8338d382dffbdbe5 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate crates.io crate sliding_window_alt 0.1.2 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" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded crossbeam-utils v0.8.8 [INFO] [stderr] Downloaded sliding_window v0.1.2 [INFO] [stderr] Downloaded queues v1.1.0 [INFO] [stderr] Downloaded crossbeam-epoch v0.9.8 [INFO] [stderr] Downloaded circular-queue v0.2.6 [INFO] [stderr] Downloaded semver v1.0.7 [INFO] [stderr] Downloaded quote v1.0.17 [INFO] [stderr] Downloaded proc-macro2 v1.0.37 [INFO] [stderr] Downloaded log v0.4.16 [INFO] [stderr] Downloaded crossbeam-channel v0.5.4 [INFO] [stderr] Downloaded syn v1.0.91 [INFO] [stderr] Downloaded regex v1.5.5 [INFO] [stderr] Downloaded libc v0.2.122 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 99bc14639fec2cc8dce9d8fffa77d298ba1c0ccd68c741f3b9fbfba5790615c5 [INFO] running `Command { std: "docker" "start" "-a" "99bc14639fec2cc8dce9d8fffa77d298ba1c0ccd68c741f3b9fbfba5790615c5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "99bc14639fec2cc8dce9d8fffa77d298ba1c0ccd68c741f3b9fbfba5790615c5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "99bc14639fec2cc8dce9d8fffa77d298ba1c0ccd68c741f3b9fbfba5790615c5", kill_on_drop: false }` [INFO] [stdout] 99bc14639fec2cc8dce9d8fffa77d298ba1c0ccd68c741f3b9fbfba5790615c5 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 38b42f02aedc4a9c9644d40932dce973631fc169ac1d99f531767dba27233e66 [INFO] running `Command { std: "docker" "start" "-a" "38b42f02aedc4a9c9644d40932dce973631fc169ac1d99f531767dba27233e66", kill_on_drop: false }` [INFO] [stderr] Compiling sliding_window_alt v0.1.2 (/opt/rustwide/workdir) [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/lib.rs:246:17 [INFO] [stdout] | [INFO] [stdout] 246 | pub fn iter(&self) -> Chain, Iter> { [INFO] [stdout] | ^^^^^ ^^^^^^^ ^^^^^^^ the same lifetime is hidden here [INFO] [stdout] | | | [INFO] [stdout] | | the same lifetime is hidden here [INFO] [stdout] | the lifetime is elided 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] 246 | pub fn iter(&self) -> Chain, Iter<'_, T>> { [INFO] [stdout] | +++ +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/lib.rs:252:21 [INFO] [stdout] | [INFO] [stdout] 252 | pub fn iter_mut(&mut self) -> Chain, IterMut> { [INFO] [stdout] | ^^^^^^^^^ ^^^^^^^^^^ ^^^^^^^^^^ the same lifetime is hidden here [INFO] [stdout] | | | [INFO] [stdout] | | the same lifetime is hidden here [INFO] [stdout] | the lifetime is elided 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] 252 | pub fn iter_mut(&mut self) -> Chain, IterMut<'_, T>> { [INFO] [stdout] | +++ +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.37s [INFO] running `Command { std: "docker" "inspect" "38b42f02aedc4a9c9644d40932dce973631fc169ac1d99f531767dba27233e66", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "38b42f02aedc4a9c9644d40932dce973631fc169ac1d99f531767dba27233e66", kill_on_drop: false }` [INFO] [stdout] 38b42f02aedc4a9c9644d40932dce973631fc169ac1d99f531767dba27233e66 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] ecf8047aa4996b817a8a13b3f34ff3d782d2221684aa5803290295d7c1b16d1a [INFO] running `Command { std: "docker" "start" "-a" "ecf8047aa4996b817a8a13b3f34ff3d782d2221684aa5803290295d7c1b16d1a", kill_on_drop: false }` [INFO] [stderr] Compiling serde v1.0.136 [INFO] [stderr] Compiling semver v1.0.7 [INFO] [stderr] Compiling crossbeam-utils v0.8.8 [INFO] [stderr] Compiling libc v0.2.122 [INFO] [stderr] Compiling crossbeam-epoch v0.9.8 [INFO] [stderr] Compiling memchr v2.4.1 [INFO] [stderr] Compiling proc-macro2 v1.0.37 [INFO] [stderr] Compiling rayon-core v1.9.1 [INFO] [stderr] Compiling num-traits v0.2.14 [INFO] [stderr] Compiling typenum v1.15.0 [INFO] [stderr] Compiling syn v1.0.91 [INFO] [stderr] Compiling serde_json v1.0.79 [INFO] [stderr] Compiling either v1.6.1 [INFO] [stderr] Compiling ryu v1.0.9 [INFO] [stderr] Compiling generic-array v0.14.5 [INFO] [stderr] Compiling rayon v1.5.1 [INFO] [stderr] Compiling itoa v1.0.1 [INFO] [stderr] Compiling serde_derive v1.0.136 [INFO] [stderr] Compiling plotters-svg v0.3.1 [INFO] [stderr] Compiling itertools v0.10.3 [INFO] [stderr] Compiling circular-queue v0.2.6 [INFO] [stderr] Compiling regex-syntax v0.6.25 [INFO] [stderr] Compiling quote v1.0.17 [INFO] [stderr] Compiling half v1.8.2 [INFO] [stderr] Compiling walkdir v2.3.2 [INFO] [stderr] Compiling crossbeam-channel v0.5.4 [INFO] [stderr] Compiling rustc_version v0.4.0 [INFO] [stderr] Compiling num_cpus v1.13.1 [INFO] [stderr] Compiling csv-core v0.1.10 [INFO] [stderr] Compiling crossbeam-deque v0.8.1 [INFO] [stderr] Compiling atty v0.2.14 [INFO] [stderr] Compiling clap v2.34.0 [INFO] [stderr] Compiling queues v1.1.0 [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/lib.rs:246:17 [INFO] [stdout] | [INFO] [stdout] 246 | pub fn iter(&self) -> Chain, Iter> { [INFO] [stdout] | ^^^^^ ^^^^^^^ ^^^^^^^ the same lifetime is hidden here [INFO] [stdout] | | | [INFO] [stdout] | | the same lifetime is hidden here [INFO] [stdout] | the lifetime is elided 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] 246 | pub fn iter(&self) -> Chain, Iter<'_, T>> { [INFO] [stdout] | +++ +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/lib.rs:252:21 [INFO] [stdout] | [INFO] [stdout] 252 | pub fn iter_mut(&mut self) -> Chain, IterMut> { [INFO] [stdout] | ^^^^^^^^^ ^^^^^^^^^^ ^^^^^^^^^^ the same lifetime is hidden here [INFO] [stdout] | | | [INFO] [stdout] | | the same lifetime is hidden here [INFO] [stdout] | the lifetime is elided 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] 252 | pub fn iter_mut(&mut self) -> Chain, IterMut<'_, T>> { [INFO] [stdout] | +++ +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling cast v0.2.7 [INFO] [stderr] Compiling plotters v0.3.1 [INFO] [stderr] Compiling criterion-plot v0.4.4 [INFO] [stderr] Compiling regex v1.5.5 [INFO] [stderr] Compiling sliding_window v0.1.2 [INFO] [stderr] Compiling bstr v0.2.17 [INFO] [stderr] Compiling serde_cbor v0.11.2 [INFO] [stderr] Compiling csv v1.1.6 [INFO] [stderr] Compiling tinytemplate v1.2.1 [INFO] [stderr] Compiling criterion v0.3.6 [INFO] [stderr] Compiling sliding_window_alt v0.1.2 (/opt/rustwide/workdir) [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/lib.rs:246:17 [INFO] [stdout] | [INFO] [stdout] 246 | pub fn iter(&self) -> Chain, Iter> { [INFO] [stdout] | ^^^^^ ^^^^^^^ ^^^^^^^ the same lifetime is hidden here [INFO] [stdout] | | | [INFO] [stdout] | | the same lifetime is hidden here [INFO] [stdout] | the lifetime is elided 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] 246 | pub fn iter(&self) -> Chain, Iter<'_, T>> { [INFO] [stdout] | +++ +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/lib.rs:252:21 [INFO] [stdout] | [INFO] [stdout] 252 | pub fn iter_mut(&mut self) -> Chain, IterMut> { [INFO] [stdout] | ^^^^^^^^^ ^^^^^^^^^^ ^^^^^^^^^^ the same lifetime is hidden here [INFO] [stdout] | | | [INFO] [stdout] | | the same lifetime is hidden here [INFO] [stdout] | the lifetime is elided 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] 252 | pub fn iter_mut(&mut self) -> Chain, IterMut<'_, T>> { [INFO] [stdout] | +++ +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 23.44s [INFO] running `Command { std: "docker" "inspect" "ecf8047aa4996b817a8a13b3f34ff3d782d2221684aa5803290295d7c1b16d1a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ecf8047aa4996b817a8a13b3f34ff3d782d2221684aa5803290295d7c1b16d1a", kill_on_drop: false }` [INFO] [stdout] ecf8047aa4996b817a8a13b3f34ff3d782d2221684aa5803290295d7c1b16d1a