[INFO] crate vec-arena 0.5.0 is already in cache
[INFO] testing vec-arena-0.5.0 against master#8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e for pr-74409
[INFO] extracting crate vec-arena 0.5.0 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate vec-arena 0.5.0 on toolchain 8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate vec-arena 0.5.0
[INFO] finished tweaking crates.io crate vec-arena 0.5.0
[INFO] tweaked toml for crates.io crate vec-arena 0.5.0 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate crates.io crate vec-arena 0.5.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:d9fbb4e2287ab3795bdefaf705efb7541a8875c13bce71e067d6b01dc5ed759b" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ebef52553c55cd87a671e6344efcb81c1bc9a5219c80bb111e4a4b4c8cb5f9f2
[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" "ebef52553c55cd87a671e6344efcb81c1bc9a5219c80bb111e4a4b4c8cb5f9f2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ebef52553c55cd87a671e6344efcb81c1bc9a5219c80bb111e4a4b4c8cb5f9f2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ebef52553c55cd87a671e6344efcb81c1bc9a5219c80bb111e4a4b4c8cb5f9f2", kill_on_drop: false }`
[INFO] [stdout] ebef52553c55cd87a671e6344efcb81c1bc9a5219c80bb111e4a4b4c8cb5f9f2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:d9fbb4e2287ab3795bdefaf705efb7541a8875c13bce71e067d6b01dc5ed759b" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] faf70a28af511a491cb161ea8f9a86da5a7b761e8ecea184878081f46e6748a0
[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" "faf70a28af511a491cb161ea8f9a86da5a7b761e8ecea184878081f46e6748a0", kill_on_drop: false }`
[INFO] [stderr]    Compiling vec-arena v0.5.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.24s
[INFO] running `Command { std: "docker" "inspect" "faf70a28af511a491cb161ea8f9a86da5a7b761e8ecea184878081f46e6748a0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "faf70a28af511a491cb161ea8f9a86da5a7b761e8ecea184878081f46e6748a0", kill_on_drop: false }`
[INFO] [stdout] faf70a28af511a491cb161ea8f9a86da5a7b761e8ecea184878081f46e6748a0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:d9fbb4e2287ab3795bdefaf705efb7541a8875c13bce71e067d6b01dc5ed759b" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8b133de39a62ec916377875ad48ff8830d8208eaad03b869f7c653000e238c3b
[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" "8b133de39a62ec916377875ad48ff8830d8208eaad03b869f7c653000e238c3b", kill_on_drop: false }`
[INFO] [stderr]    Compiling vec-arena v0.5.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.81s
[INFO] running `Command { std: "docker" "inspect" "8b133de39a62ec916377875ad48ff8830d8208eaad03b869f7c653000e238c3b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8b133de39a62ec916377875ad48ff8830d8208eaad03b869f7c653000e238c3b", kill_on_drop: false }`
[INFO] [stdout] 8b133de39a62ec916377875ad48ff8830d8208eaad03b869f7c653000e238c3b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:d9fbb4e2287ab3795bdefaf705efb7541a8875c13bce71e067d6b01dc5ed759b" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 463dab728794ef21499805a3380542bac863607b459c7ebed83df8b872c86619
[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" "463dab728794ef21499805a3380542bac863607b459c7ebed83df8b872c86619", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/vec_arena-2a461014f6e23e2b
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/arena-1781f6617d26c966
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 15 tests
[INFO] [stdout] test from_iter ... ok
[INFO] [stdout] test get ... ok
[INFO] [stdout] test indexing ... ok
[INFO] [stdout] test insert ... ok
[INFO] [stdout] test iter ... ok
[INFO] [stdout] test invalid_remove ... ok
[INFO] [stdout] test iter_mut ... ok
[INFO] [stdout] test remove ... ok
[INFO] [stdout] test reserve ... ok
[INFO] [stdout] test reserve_exact ... ok
[INFO] [stdout] test with_capacity ... ok
[INFO] [stdout] test clear ... ok
[INFO] [stdout] test new ... ok
[INFO] [stdout] test invalid_indexing ... ok
[INFO] [stdout] test indexing_vacant ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 15 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests vec-arena
[INFO] [stdout] 
[INFO] [stdout] running 19 tests
[INFO] [stdout] test src/lib.rs - Arena<T>::reserve_exact (line 462) ... ok
[INFO] [stdout] test src/lib.rs - Arena<T>::clear (line 324) ... ok
[INFO] [stdout] test src/lib.rs - Arena<T>::reserve (line 436) ... ok
[INFO] [stdout] test src/lib.rs - Arena<T>::get_mut (line 374) ... ok
[INFO] [stdout] test src/lib.rs - Arena<T>::iter (line 482) ... ok
[INFO] [stdout] test src/lib.rs - Arena<T>::insert (line 254) ... ok
[INFO] [stdout] test src/lib.rs - Arena<T>::capacity (line 173) ... ok
[INFO] [stdout] test src/lib.rs - Arena<T>::get (line 349) ... ok
[INFO] [stdout] test src/lib.rs - Arena<T>::new (line 121) ... ok
[INFO] [stdout] test src/lib.rs - Arena (line 87) ... ok
[INFO] [stdout] test src/lib.rs - Arena (line 66) ... ok
[INFO] [stdout] test src/lib.rs - Arena<T>::is_empty (line 208) ... ok
[INFO] [stdout] test src/lib.rs - Arena<T>::remove (line 289) ... ok
[INFO] [stdout] test src/lib.rs - Arena<T>::iter_mut (line 506) ... ok
[INFO] [stdout] test src/lib.rs - Arena<T>::next_vacant (line 227) ... ok
[INFO] [stdout] test src/lib.rs - Arena<T>::len (line 188) ... ok
[INFO] [stdout] test src/lib.rs - Arena<T>::shrink_to_fit (line 537) ... ok
[INFO] [stdout] test src/lib.rs - Arena<T>::with_capacity (line 142) ... ok
[INFO] [stdout] test src/lib.rs - Arena<T>::swap (line 403) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 19 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "463dab728794ef21499805a3380542bac863607b459c7ebed83df8b872c86619", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "463dab728794ef21499805a3380542bac863607b459c7ebed83df8b872c86619", kill_on_drop: false }`
[INFO] [stdout] 463dab728794ef21499805a3380542bac863607b459c7ebed83df8b872c86619