[INFO] fetching crate memcell 0.1.1...
[INFO] testing memcell-0.1.1 against 1.90.0 for beta-1.91-3
[INFO] extracting crate memcell 0.1.1 into /workspace/builds/worker-3-tc1/source
[INFO] started tweaking crates.io crate memcell 0.1.1
[INFO] finished tweaking crates.io crate memcell 0.1.1
[INFO] tweaked toml for crates.io crate memcell 0.1.1 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate memcell 0.1.1 on toolchain 1.90.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] abd850aae75f17ac7f1155052b431469c4f5c5688245cb85357c22b85600e73f
[INFO] running `Command { std: "docker" "start" "-a" "abd850aae75f17ac7f1155052b431469c4f5c5688245cb85357c22b85600e73f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "abd850aae75f17ac7f1155052b431469c4f5c5688245cb85357c22b85600e73f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "abd850aae75f17ac7f1155052b431469c4f5c5688245cb85357c22b85600e73f", kill_on_drop: false }`
[INFO] [stdout] abd850aae75f17ac7f1155052b431469c4f5c5688245cb85357c22b85600e73f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e7322610ed7d28b7bfc1393e811d9e2218b45cc0aad68037a597a2f954075bce
[INFO] running `Command { std: "docker" "start" "-a" "e7322610ed7d28b7bfc1393e811d9e2218b45cc0aad68037a597a2f954075bce", kill_on_drop: false }`
[INFO] [stderr]    Compiling memcell v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.16s
[INFO] running `Command { std: "docker" "inspect" "e7322610ed7d28b7bfc1393e811d9e2218b45cc0aad68037a597a2f954075bce", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e7322610ed7d28b7bfc1393e811d9e2218b45cc0aad68037a597a2f954075bce", kill_on_drop: false }`
[INFO] [stdout] e7322610ed7d28b7bfc1393e811d9e2218b45cc0aad68037a597a2f954075bce
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4d13b4a67fa460513c47bf0939a5271e7ad8808af5c107b2a9070c472176190e
[INFO] running `Command { std: "docker" "start" "-a" "4d13b4a67fa460513c47bf0939a5271e7ad8808af5c107b2a9070c472176190e", kill_on_drop: false }`
[INFO] [stderr]    Compiling memcell v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.25s
[INFO] running `Command { std: "docker" "inspect" "4d13b4a67fa460513c47bf0939a5271e7ad8808af5c107b2a9070c472176190e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4d13b4a67fa460513c47bf0939a5271e7ad8808af5c107b2a9070c472176190e", kill_on_drop: false }`
[INFO] [stdout] 4d13b4a67fa460513c47bf0939a5271e7ad8808af5c107b2a9070c472176190e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 1b3d971794c7ba14c301e8a74245c910963f5e768f434ebc898a5ae68b7acb48
[INFO] running `Command { std: "docker" "start" "-a" "1b3d971794c7ba14c301e8a74245c910963f5e768f434ebc898a5ae68b7acb48", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/memcell-b7a1630a57d72b99)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test tests::update_cell ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests memcell
[INFO] [stdout] 
[INFO] [stdout] running 10 tests
[INFO] [stdout] test src/lib.rs - MemoryCell<T>::has_previous (line 118) ... ok
[INFO] [stdout] test src/lib.rs - MemoryCell<T>::update (line 55) ... ok
[INFO] [stdout] test src/lib.rs - MemoryCell (line 35) ... ok
[INFO] [stdout] test src/lib.rs - (line 17) ... ok
[INFO] [stdout] test src/lib.rs - (line 7) ... ok
[INFO] [stdout] test src/lib.rs - MemoryCell<T>::take_both (line 100) ... ok
[INFO] [stdout] test src/lib.rs - MemoryCell<T>::current (line 135) ... ok
[INFO] [stdout] test src/lib.rs - MemoryCell<T>::last (line 149) ... ok
[INFO] [stdout] test src/lib.rs - MemoryCell<T>::take_last (line 86) ... ok
[INFO] [stdout] test src/lib.rs - MemoryCell<T>::take_current (line 72) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 10 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.71s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "1b3d971794c7ba14c301e8a74245c910963f5e768f434ebc898a5ae68b7acb48", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1b3d971794c7ba14c301e8a74245c910963f5e768f434ebc898a5ae68b7acb48", kill_on_drop: false }`
[INFO] [stdout] 1b3d971794c7ba14c301e8a74245c910963f5e768f434ebc898a5ae68b7acb48