[INFO] fetching crate memoizer 0.2.2...
[INFO] testing memoizer-0.2.2 against master#432e145bd5a974c5b6f4dd9b352891bd7502b69d for pr-87041
[INFO] extracting crate memoizer 0.2.2 into /workspace/builds/worker-12/source
[INFO] validating manifest of crates.io crate memoizer 0.2.2 on toolchain 432e145bd5a974c5b6f4dd9b352891bd7502b69d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate memoizer 0.2.2
[INFO] finished tweaking crates.io crate memoizer 0.2.2
[INFO] tweaked toml for crates.io crate memoizer 0.2.2 written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 49d6d007238987ef39196ddb36aad9e2ac40350494630bec00a84fa8d2304ef4
[INFO] running `Command { std: "docker" "start" "-a" "49d6d007238987ef39196ddb36aad9e2ac40350494630bec00a84fa8d2304ef4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "49d6d007238987ef39196ddb36aad9e2ac40350494630bec00a84fa8d2304ef4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "49d6d007238987ef39196ddb36aad9e2ac40350494630bec00a84fa8d2304ef4", kill_on_drop: false }`
[INFO] [stdout] 49d6d007238987ef39196ddb36aad9e2ac40350494630bec00a84fa8d2304ef4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9738e511d02716360c240cc3f8afe6b524fdb176646a078a39ee852a1275d324
[INFO] running `Command { std: "docker" "start" "-a" "9738e511d02716360c240cc3f8afe6b524fdb176646a078a39ee852a1275d324", kill_on_drop: false }`
[INFO] [stderr]    Compiling memoizer v0.2.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.32s
[INFO] running `Command { std: "docker" "inspect" "9738e511d02716360c240cc3f8afe6b524fdb176646a078a39ee852a1275d324", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9738e511d02716360c240cc3f8afe6b524fdb176646a078a39ee852a1275d324", kill_on_drop: false }`
[INFO] [stdout] 9738e511d02716360c240cc3f8afe6b524fdb176646a078a39ee852a1275d324
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 70c4e87a4eae2b347e97bccf4d38a3b49f6a423421d672f08505e494aef72c4d
[INFO] running `Command { std: "docker" "start" "-a" "70c4e87a4eae2b347e97bccf4d38a3b49f6a423421d672f08505e494aef72c4d", kill_on_drop: false }`
[INFO] [stderr]    Compiling memoizer v0.2.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.93s
[INFO] running `Command { std: "docker" "inspect" "70c4e87a4eae2b347e97bccf4d38a3b49f6a423421d672f08505e494aef72c4d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "70c4e87a4eae2b347e97bccf4d38a3b49f6a423421d672f08505e494aef72c4d", kill_on_drop: false }`
[INFO] [stdout] 70c4e87a4eae2b347e97bccf4d38a3b49f6a423421d672f08505e494aef72c4d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 66b48a5aca142037da5e925edca80ebb45ee6f7f54eaecc5969fe3160251a239
[INFO] running `Command { std: "docker" "start" "-a" "66b48a5aca142037da5e925edca80ebb45ee6f7f54eaecc5969fe3160251a239", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stdout] running 8 tests
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/memoizer-530bc6b3125b3994)
[INFO] [stdout] test tests::structs_by_ref ... ok
[INFO] [stdout] test tests::structs ... ok
[INFO] [stdout] test tests::multiple ... ok
[INFO] [stdout] test tests::constructor ... ok
[INFO] [stdout] test tests::memoization ... ok
[INFO] [stdout] test tests::mixed_types ... ok
[INFO] [stdout] test tests::heap_allocated ... ok
[INFO] [stderr]    Doc-tests memoizer
[INFO] [stdout] test tests::heap_returned ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 8 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/lib.rs - Memoizer<U, V, F>::new (line 37) ... ok
[INFO] [stdout] test src/lib.rs - Memoizer<U, V, F>::value (line 56) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.65s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "66b48a5aca142037da5e925edca80ebb45ee6f7f54eaecc5969fe3160251a239", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "66b48a5aca142037da5e925edca80ebb45ee6f7f54eaecc5969fe3160251a239", kill_on_drop: false }`
[INFO] [stdout] 66b48a5aca142037da5e925edca80ebb45ee6f7f54eaecc5969fe3160251a239