[INFO] fetching crate memoizer 0.2.2...
[INFO] testing memoizer-0.2.2 against try#8262275854dc0e5381c9d42d56257d94932c5a87 for pr-90799
[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 8262275854dc0e5381c9d42d56257d94932c5a87
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "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" "+8262275854dc0e5381c9d42d56257d94932c5a87" "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" "+8262275854dc0e5381c9d42d56257d94932c5a87" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 29bc85064580b484cc65065dd3c8a01269ead8a496e2773230edb6936ded6dc0
[INFO] running `Command { std: "docker" "start" "-a" "29bc85064580b484cc65065dd3c8a01269ead8a496e2773230edb6936ded6dc0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "29bc85064580b484cc65065dd3c8a01269ead8a496e2773230edb6936ded6dc0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "29bc85064580b484cc65065dd3c8a01269ead8a496e2773230edb6936ded6dc0", kill_on_drop: false }`
[INFO] [stdout] 29bc85064580b484cc65065dd3c8a01269ead8a496e2773230edb6936ded6dc0
[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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 14096ee406b3c7c16a9d024213c5be384d41c02fadb7cbabeb93ab4cab074119
[INFO] running `Command { std: "docker" "start" "-a" "14096ee406b3c7c16a9d024213c5be384d41c02fadb7cbabeb93ab4cab074119", kill_on_drop: false }`
[INFO] [stderr]    Compiling memoizer v0.2.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.42s
[INFO] running `Command { std: "docker" "inspect" "14096ee406b3c7c16a9d024213c5be384d41c02fadb7cbabeb93ab4cab074119", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "14096ee406b3c7c16a9d024213c5be384d41c02fadb7cbabeb93ab4cab074119", kill_on_drop: false }`
[INFO] [stdout] 14096ee406b3c7c16a9d024213c5be384d41c02fadb7cbabeb93ab4cab074119
[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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 49e3bbe72df6af5886ea89c1f11a17d7b3e8e1a7653684af339046b7f02ce789
[INFO] running `Command { std: "docker" "start" "-a" "49e3bbe72df6af5886ea89c1f11a17d7b3e8e1a7653684af339046b7f02ce789", kill_on_drop: false }`
[INFO] [stderr]    Compiling memoizer v0.2.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.36s
[INFO] running `Command { std: "docker" "inspect" "49e3bbe72df6af5886ea89c1f11a17d7b3e8e1a7653684af339046b7f02ce789", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "49e3bbe72df6af5886ea89c1f11a17d7b3e8e1a7653684af339046b7f02ce789", kill_on_drop: false }`
[INFO] [stdout] 49e3bbe72df6af5886ea89c1f11a17d7b3e8e1a7653684af339046b7f02ce789
[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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 888301a612af53373599d594384e2992d00cc6b1419bddb817513a42aaa7bd71
[INFO] running `Command { std: "docker" "start" "-a" "888301a612af53373599d594384e2992d00cc6b1419bddb817513a42aaa7bd71", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/memoizer-63f0670bb7beb587)
[INFO] [stdout] 
[INFO] [stdout] running 8 tests
[INFO] [stdout] test tests::constructor ... ok
[INFO] [stdout] test tests::heap_allocated ... ok
[INFO] [stdout] test tests::heap_returned ... ok
[INFO] [stdout] test tests::memoization ... ok
[INFO] [stdout] test tests::mixed_types ... ok
[INFO] [stdout] test tests::multiple ... ok
[INFO] [stdout] test tests::structs ... ok
[INFO] [stdout] test tests::structs_by_ref ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 8 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests memoizer
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/lib.rs - Memoizer<U,V,F>::new (line 36) ... ok
[INFO] [stdout] test src/lib.rs - Memoizer<U,V,F>::value (line 55) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.34s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "888301a612af53373599d594384e2992d00cc6b1419bddb817513a42aaa7bd71", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "888301a612af53373599d594384e2992d00cc6b1419bddb817513a42aaa7bd71", kill_on_drop: false }`
[INFO] [stdout] 888301a612af53373599d594384e2992d00cc6b1419bddb817513a42aaa7bd71