[INFO] fetching crate la-arena 0.2.1...
[INFO] testing la-arena-0.2.1 against master#b70888601af92f6cdc0364abab3446e418b91d36 for pr-86479
[INFO] extracting crate la-arena 0.2.1 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate la-arena 0.2.1 on toolchain b70888601af92f6cdc0364abab3446e418b91d36
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate la-arena 0.2.1
[INFO] finished tweaking crates.io crate la-arena 0.2.1
[INFO] tweaked toml for crates.io crate la-arena 0.2.1 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "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] cb6428c41d266c4e7193a312976bf8eb3f9568a9bee362286c52381a6f23f630
[INFO] running `Command { std: "docker" "start" "-a" "cb6428c41d266c4e7193a312976bf8eb3f9568a9bee362286c52381a6f23f630", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cb6428c41d266c4e7193a312976bf8eb3f9568a9bee362286c52381a6f23f630", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cb6428c41d266c4e7193a312976bf8eb3f9568a9bee362286c52381a6f23f630", kill_on_drop: false }`
[INFO] [stdout] cb6428c41d266c4e7193a312976bf8eb3f9568a9bee362286c52381a6f23f630
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9abd9835994ac6be7ce0ddf4ac9d6873886bdc09c7834b11f319f4bcbeba7b6c
[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" "9abd9835994ac6be7ce0ddf4ac9d6873886bdc09c7834b11f319f4bcbeba7b6c", kill_on_drop: false }`
[INFO] [stderr]    Compiling la-arena v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.27s
[INFO] running `Command { std: "docker" "inspect" "9abd9835994ac6be7ce0ddf4ac9d6873886bdc09c7834b11f319f4bcbeba7b6c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9abd9835994ac6be7ce0ddf4ac9d6873886bdc09c7834b11f319f4bcbeba7b6c", kill_on_drop: false }`
[INFO] [stdout] 9abd9835994ac6be7ce0ddf4ac9d6873886bdc09c7834b11f319f4bcbeba7b6c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "test" "--frozen" "--no-run" "--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] 78c8d16eb78e5d2000244be01ad5eff1226d967fc0c25afcf1607a6ca038be42
[INFO] running `Command { std: "docker" "start" "-a" "78c8d16eb78e5d2000244be01ad5eff1226d967fc0c25afcf1607a6ca038be42", kill_on_drop: false }`
[INFO] [stderr]    Compiling la-arena v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.56s
[INFO] running `Command { std: "docker" "inspect" "78c8d16eb78e5d2000244be01ad5eff1226d967fc0c25afcf1607a6ca038be42", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "78c8d16eb78e5d2000244be01ad5eff1226d967fc0c25afcf1607a6ca038be42", kill_on_drop: false }`
[INFO] [stdout] 78c8d16eb78e5d2000244be01ad5eff1226d967fc0c25afcf1607a6ca038be42
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "test" "--frozen", 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] ef4f05fd767323f871e3949ab66de05a546349162849184791e26043338b40df
[INFO] running `Command { std: "docker" "start" "-a" "ef4f05fd767323f871e3949ab66de05a546349162849184791e26043338b40df", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/la_arena-22fd6a4594d35a2f)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests la-arena
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 7 tests
[INFO] [stdout] test src/lib.rs - Arena<T>::len (line 134) ... ok
[INFO] [stdout] test src/lib.rs - Arena<T>::is_empty (line 153) ... ok
[INFO] [stdout] test src/lib.rs - Arena<T>::new (line 107) ... ok
[INFO] [stdout] test src/lib.rs - Arena<T>::iter_mut (line 199) ... ok
[INFO] [stdout] test src/lib.rs - Arena<T>::alloc (line 166) ... ok
[INFO] [stdout] test src/lib.rs - Arena<T>::clear (line 117) ... ok
[INFO] [stdout] test src/lib.rs - Arena<T>::iter (line 180) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 7 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.45s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "ef4f05fd767323f871e3949ab66de05a546349162849184791e26043338b40df", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ef4f05fd767323f871e3949ab66de05a546349162849184791e26043338b40df", kill_on_drop: false }`
[INFO] [stdout] ef4f05fd767323f871e3949ab66de05a546349162849184791e26043338b40df