[INFO] crate slab 0.4.2 is already in cache
[INFO] testing slab-0.4.2 against try#03a1ea71b075ab964b5278bc6e74cd6c52c36ee0 for pr-74409
[INFO] extracting crate slab 0.4.2 into /workspace/builds/worker-14/source
[INFO] validating manifest of crates.io crate slab 0.4.2 on toolchain 03a1ea71b075ab964b5278bc6e74cd6c52c36ee0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate slab 0.4.2
[INFO] finished tweaking crates.io crate slab 0.4.2
[INFO] tweaked toml for crates.io crate slab 0.4.2 written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 882b53b79187cebce64b8c9b0036144776c2cf769085a57db6ba9b8e06c8db03
[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" "882b53b79187cebce64b8c9b0036144776c2cf769085a57db6ba9b8e06c8db03", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "882b53b79187cebce64b8c9b0036144776c2cf769085a57db6ba9b8e06c8db03", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "882b53b79187cebce64b8c9b0036144776c2cf769085a57db6ba9b8e06c8db03", kill_on_drop: false }`
[INFO] [stdout] 882b53b79187cebce64b8c9b0036144776c2cf769085a57db6ba9b8e06c8db03
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a7ad161d428cf8f27286d71372f60939cdc6f90a77565076eee88e7df182fdda
[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" "a7ad161d428cf8f27286d71372f60939cdc6f90a77565076eee88e7df182fdda", kill_on_drop: false }`
[INFO] [stderr]    Compiling slab v0.4.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.35s
[INFO] running `Command { std: "docker" "inspect" "a7ad161d428cf8f27286d71372f60939cdc6f90a77565076eee88e7df182fdda", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a7ad161d428cf8f27286d71372f60939cdc6f90a77565076eee88e7df182fdda", kill_on_drop: false }`
[INFO] [stdout] a7ad161d428cf8f27286d71372f60939cdc6f90a77565076eee88e7df182fdda
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f416a0123405a21605aa6015638e058ef6b631b786eefd53921c6e39d83d2bb4
[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" "f416a0123405a21605aa6015638e058ef6b631b786eefd53921c6e39d83d2bb4", kill_on_drop: false }`
[INFO] [stderr]    Compiling slab v0.4.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.89s
[INFO] running `Command { std: "docker" "inspect" "f416a0123405a21605aa6015638e058ef6b631b786eefd53921c6e39d83d2bb4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f416a0123405a21605aa6015638e058ef6b631b786eefd53921c6e39d83d2bb4", kill_on_drop: false }`
[INFO] [stdout] f416a0123405a21605aa6015638e058ef6b631b786eefd53921c6e39d83d2bb4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 3638feabc290f93bfb84dcefddcf856c90787219241f0664f501e9f1f74280b1
[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" "3638feabc290f93bfb84dcefddcf856c90787219241f0664f501e9f1f74280b1", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.09s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/slab-2a997a3697b48842
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/slab-ebdceea9a76f7e8d
[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 17 tests
[INFO] [stdout] test insert_get_remove_one ... ok
[INFO] [stdout] test insert_get_many ... ok
[INFO] [stdout] test get_vacant_entry_without_using ... ok
[INFO] [stdout] test fully_consumed_drain ... ok
[INFO] [stdout] test insert_with_vacant_entry ... ok
[INFO] [stdout] test insert_get_remove_many ... ok
[INFO] [stdout] test clear ... ok
[INFO] [stdout] test slab_get_mut ... ok
[INFO] [stdout] test reserve_does_not_allocate_if_available ... ok
[INFO] [stdout] test retain ... ok
[INFO] [stdout] test iter ... ok
[INFO] [stdout] test partially_consumed_drain ... ok
[INFO] [stdout] test iter_mut ... ok
[INFO] [stdout] test reserve_exact_does_not_allocate_if_available ... ok
[INFO] [stderr]    Doc-tests slab
[INFO] [stdout] test double_remove_panics ... ok
[INFO] [stdout] test invalid_get_panics ... ok
[INFO] [stdout] test invalid_remove_panics ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 17 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 28 tests
[INFO] [stdout] test src/lib.rs - Slab<T>::capacity (line 238) ... ok
[INFO] [stdout] test src/lib.rs - Slab<T>::get_mut (line 506) ... ok
[INFO] [stdout] test src/lib.rs - (line 63) ... ok
[INFO] [stdout] test src/lib.rs - Slab<T>::is_empty (line 402) ... ok
[INFO] [stdout] test src/lib.rs - (line 25) ... ok
[INFO] [stdout] test src/lib.rs - Slab<T>::drain (line 757) ... ok
[INFO] [stdout] test src/lib.rs - Slab<T>::insert (line 584) ... ok
[INFO] [stdout] test src/lib.rs - Slab<T>::get (line 484) ... ok
[INFO] [stdout] test src/lib.rs - Slab<T>::len (line 384) ... ok
[INFO] [stdout] test src/lib.rs - Slab<T>::get_unchecked (line 530) ... ok
[INFO] [stdout] test src/lib.rs - Slab<T>::contains (line 688) ... ok
[INFO] [stdout] test src/lib.rs - Slab<T>::clear (line 363) ... ok
[INFO] [stdout] test src/lib.rs - Slab<T>::iter_mut (line 454) ... ok
[INFO] [stdout] test src/lib.rs - (line 42) ... ok
[INFO] [stdout] test src/lib.rs - Slab<T>::get_unchecked_mut (line 553) ... ok
[INFO] [stdout] test src/lib.rs - Slab<T>::iter (line 423) ... ok
[INFO] [stdout] test src/lib.rs - Slab<T>::new (line 191) ... ok
[INFO] [stdout] test src/lib.rs - Slab<T>::reserve_exact (line 300) ... ok
[INFO] [stdout] test src/lib.rs - Slab<T>::reserve (line 266) ... ok
[INFO] [stdout] test src/lib.rs - Slab<T>::retain (line 717) ... ok
[INFO] [stdout] test src/lib.rs - Slab<T>::shrink_to_fit (line 324) ... ok
[INFO] [stdout] test src/lib.rs - Slab<T>::shrink_to_fit (line 340) ... ok
[INFO] [stdout] test src/lib.rs - Slab<T>::remove (line 657) ... ok
[INFO] [stdout] test src/lib.rs - Slab<T>::with_capacity (line 211) ... ok
[INFO] [stdout] test src/lib.rs - VacantEntry::insert (line 875) ... ok
[INFO] [stdout] test src/lib.rs - Slab<T>::vacant_entry (line 606) ... ok
[INFO] [stdout] test src/lib.rs - VacantEntry (line 141) ... ok
[INFO] [stdout] test src/lib.rs - VacantEntry::key (line 905) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 28 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "3638feabc290f93bfb84dcefddcf856c90787219241f0664f501e9f1f74280b1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3638feabc290f93bfb84dcefddcf856c90787219241f0664f501e9f1f74280b1", kill_on_drop: false }`
[INFO] [stdout] 3638feabc290f93bfb84dcefddcf856c90787219241f0664f501e9f1f74280b1