[INFO] fetching crate fn-cache 0.5.0...
[INFO] testing fn-cache-0.5.0 against master#8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e for pr-74409
[INFO] extracting crate fn-cache 0.5.0 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate fn-cache 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 fn-cache 0.5.0
[INFO] finished tweaking crates.io crate fn-cache 0.5.0
[INFO] tweaked toml for crates.io crate fn-cache 0.5.0 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[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-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "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] 58cc601ec5e8a8bd9e92d5267ff95ecff8eeb06d62f6d892e1be0c67beff7ef3
[INFO] running `Command { std: "docker" "start" "-a" "58cc601ec5e8a8bd9e92d5267ff95ecff8eeb06d62f6d892e1be0c67beff7ef3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "58cc601ec5e8a8bd9e92d5267ff95ecff8eeb06d62f6d892e1be0c67beff7ef3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "58cc601ec5e8a8bd9e92d5267ff95ecff8eeb06d62f6d892e1be0c67beff7ef3", kill_on_drop: false }`
[INFO] [stdout] 58cc601ec5e8a8bd9e92d5267ff95ecff8eeb06d62f6d892e1be0c67beff7ef3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 41dfc893833a992be16043aee11dfd105767b9f8a7b2cce95361484eda60de1e
[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" "41dfc893833a992be16043aee11dfd105767b9f8a7b2cce95361484eda60de1e", kill_on_drop: false }`
[INFO] [stderr]    Compiling fn-cache v0.5.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.37s
[INFO] running `Command { std: "docker" "inspect" "41dfc893833a992be16043aee11dfd105767b9f8a7b2cce95361484eda60de1e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "41dfc893833a992be16043aee11dfd105767b9f8a7b2cce95361484eda60de1e", kill_on_drop: false }`
[INFO] [stdout] 41dfc893833a992be16043aee11dfd105767b9f8a7b2cce95361484eda60de1e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] eca639ee5c42d6b4f155b88a9ed1fdabca4f8c82a57264ac1dd216d7e02da9af
[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" "eca639ee5c42d6b4f155b88a9ed1fdabca4f8c82a57264ac1dd216d7e02da9af", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.0
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]    Compiling num-integer v0.1.43
[INFO] [stderr]    Compiling num-bigint v0.2.6
[INFO] [stderr]    Compiling fxhash v0.2.1
[INFO] [stderr]    Compiling hashers v1.0.1
[INFO] [stderr]    Compiling fn-cache v0.5.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 9.68s
[INFO] running `Command { std: "docker" "inspect" "eca639ee5c42d6b4f155b88a9ed1fdabca4f8c82a57264ac1dd216d7e02da9af", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eca639ee5c42d6b4f155b88a9ed1fdabca4f8c82a57264ac1dd216d7e02da9af", kill_on_drop: false }`
[INFO] [stdout] eca639ee5c42d6b4f155b88a9ed1fdabca4f8c82a57264ac1dd216d7e02da9af
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 94856ba2eb874e689d91ee9b501899584fcd4e3a17600103f67bb78a9550519b
[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" "94856ba2eb874e689d91ee9b501899584fcd4e3a17600103f67bb78a9550519b", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.10s
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/fn_cache-0b85ff548abf12a2
[INFO] [stdout] running 29 tests
[INFO] [stdout] test tests::btree_cache::get_closure ... ok
[INFO] [stdout] test tests::btree_cache::get_closure_recursive ... ok
[INFO] [stdout] test tests::btree_cache::clear ... ok
[INFO] [stdout] test tests::btree_cache::get_alternate_value ... ok
[INFO] [stdout] test tests::hash_cache::len ... ok
[INFO] [stdout] test tests::hash_cache::remove ... ok
[INFO] [stdout] test tests::hash_cache::get_fn_ptr ... ok
[INFO] [stdout] test tests::btree_cache::get_fn_ptr ... ok
[INFO] [stdout] test tests::hash_cache::get_fn_ptr_recursive ... ok
[INFO] [stdout] test tests::btree_cache::get_fn_ptr_recursive ... ok
[INFO] [stdout] test tests::hash_cache::get_alternate_value ... ok
[INFO] [stdout] test tests::hash_cache::get_closure ... ok
[INFO] [stdout] test tests::vec_cache::cache_closure ... ok
[INFO] [stdout] test tests::hash_cache::reserve ... ok
[INFO] [stdout] test tests::vec_cache::len ... ok
[INFO] [stdout] test tests::vec_cache::clear ... ok
[INFO] [stdout] test tests::vec_cache::reserve ... ok
[INFO] [stdout] test tests::btree_cache::len ... ok
[INFO] [stdout] test tests::btree_cache::remove ... ok
[INFO] [stdout] test tests::hash_cache::get_closure_capture ... ok
[INFO] [stdout] test tests::hash_cache::get_closure_recursive ... ok
[INFO] [stdout] test tests::vec_cache::cache_fn_ptr ... ok
[INFO] [stdout] test tests::vec_cache::cache_closure_capture ... ok
[INFO] [stdout] test tests::hash_cache::with_hasher ... ok
[INFO] [stdout] test tests::vec_cache::cache_fn_ptr_recursive ... ok
[INFO] [stdout] test tests::vec_cache::cache_closure_recursive ... ok
[INFO] [stdout] test tests::vec_cache::cache_alternate_cache ... ok
[INFO] [stdout] test tests::btree_cache::get_closure_capture ... ok
[INFO] [stdout] test tests::hash_cache::clear ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 29 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests fn-cache
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/lib.rs - (line 31) ... ok
[INFO] [stdout] test src/lib.rs - (line 53) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "94856ba2eb874e689d91ee9b501899584fcd4e3a17600103f67bb78a9550519b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "94856ba2eb874e689d91ee9b501899584fcd4e3a17600103f67bb78a9550519b", kill_on_drop: false }`
[INFO] [stdout] 94856ba2eb874e689d91ee9b501899584fcd4e3a17600103f67bb78a9550519b