[INFO] fetching crate hashlru 0.1.0...
[INFO] testing hashlru-0.1.0 against master#a77da2d454e6caa227a85b16410b95f93495e7e0 for pr-91031
[INFO] extracting crate hashlru 0.1.0 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate hashlru 0.1.0 on toolchain a77da2d454e6caa227a85b16410b95f93495e7e0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate hashlru 0.1.0
[INFO] finished tweaking crates.io crate hashlru 0.1.0
[INFO] tweaked toml for crates.io crate hashlru 0.1.0 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f0919ebb9d7c73d6f27e413cef37dafed205c59e8b237c56a339ef27fca17009
[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" "f0919ebb9d7c73d6f27e413cef37dafed205c59e8b237c56a339ef27fca17009", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f0919ebb9d7c73d6f27e413cef37dafed205c59e8b237c56a339ef27fca17009", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f0919ebb9d7c73d6f27e413cef37dafed205c59e8b237c56a339ef27fca17009", kill_on_drop: false }`
[INFO] [stdout] f0919ebb9d7c73d6f27e413cef37dafed205c59e8b237c56a339ef27fca17009
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "build" "--frozen" "--message-format=json", 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] 04e89e2392f804e0c29814341442b15eba1aea4e2dcd777fb970d581c6c12942
[INFO] running `Command { std: "docker" "start" "-a" "04e89e2392f804e0c29814341442b15eba1aea4e2dcd777fb970d581c6c12942", kill_on_drop: false }`
[INFO] [stderr]    Compiling hashlru v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.25s
[INFO] running `Command { std: "docker" "inspect" "04e89e2392f804e0c29814341442b15eba1aea4e2dcd777fb970d581c6c12942", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "04e89e2392f804e0c29814341442b15eba1aea4e2dcd777fb970d581c6c12942", kill_on_drop: false }`
[INFO] [stdout] 04e89e2392f804e0c29814341442b15eba1aea4e2dcd777fb970d581c6c12942
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 18a8ce23fe7a4ab5f9a3743724f6308e31e18317560e731e74f50f310c17f1c7
[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" "18a8ce23fe7a4ab5f9a3743724f6308e31e18317560e731e74f50f310c17f1c7", kill_on_drop: false }`
[INFO] [stderr]    Compiling hashlru v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around `for` iterator expression
[INFO] [stdout]    --> src/base.rs:329:26
[INFO] [stdout]     |
[INFO] [stdout] 329 |                 for i in (0..n) {
[INFO] [stdout]     |                          ^    ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 329 -                 for i in (0..n) {
[INFO] [stdout] 329 +                 for i in 0..n {
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `for` iterator expression
[INFO] [stdout]    --> src/base.rs:337:26
[INFO] [stdout]     |
[INFO] [stdout] 337 |                 for i in (0..n) {
[INFO] [stdout]     |                          ^    ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 337 -                 for i in (0..n) {
[INFO] [stdout] 337 +                 for i in 0..n {
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.86s
[INFO] running `Command { std: "docker" "inspect" "18a8ce23fe7a4ab5f9a3743724f6308e31e18317560e731e74f50f310c17f1c7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "18a8ce23fe7a4ab5f9a3743724f6308e31e18317560e731e74f50f310c17f1c7", kill_on_drop: false }`
[INFO] [stdout] 18a8ce23fe7a4ab5f9a3743724f6308e31e18317560e731e74f50f310c17f1c7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 657028a316e8792cda7a32d71f7e1867a0ed102b951da5e7a64f22af02898ae7
[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" "657028a316e8792cda7a32d71f7e1867a0ed102b951da5e7a64f22af02898ae7", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr] warning: unnecessary parentheses around `for` iterator expression
[INFO] [stderr]    --> src/base.rs:329:26
[INFO] [stderr]     |
[INFO] [stderr] 329 |                 for i in (0..n) {
[INFO] [stderr]     |                          ^    ^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr] 329 -                 for i in (0..n) {
[INFO] [stderr] 329 +                 for i in 0..n {
[INFO] [stderr]     | 
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around `for` iterator expression
[INFO] [stderr]    --> src/base.rs:337:26
[INFO] [stderr]     |
[INFO] [stderr] 337 |                 for i in (0..n) {
[INFO] [stderr]     |                          ^    ^
[INFO] [stderr]     |
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr] 337 -                 for i in (0..n) {
[INFO] [stderr] 337 +                 for i in 0..n {
[INFO] [stderr]     | 
[INFO] [stderr] 
[INFO] [stderr] warning: `hashlru` (lib test) generated 2 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.09s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/hashlru-19f7c70803621cfd)
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stderr]    Doc-tests hashlru
[INFO] [stdout] test base::tests::test_iter ... ok
[INFO] [stdout] test base::tests::test_standard_map ... ok
[INFO] [stdout] test base::tests::test_lru5 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test src/base.rs - base::HashLru<K,V>::len (line 50) ... ok
[INFO] [stdout] test src/base.rs - base::HashLru<K,V>::insert (line 150) ... ok
[INFO] [stdout] test src/base.rs - base::HashLru<K,V>::get (line 177) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.11s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "657028a316e8792cda7a32d71f7e1867a0ed102b951da5e7a64f22af02898ae7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "657028a316e8792cda7a32d71f7e1867a0ed102b951da5e7a64f22af02898ae7", kill_on_drop: false }`
[INFO] [stdout] 657028a316e8792cda7a32d71f7e1867a0ed102b951da5e7a64f22af02898ae7