[INFO] fetching crate dill 0.2.0...
[INFO] checking dill-0.2.0 against master#8007b506ac5da629f223b755f5a5391edd5f6d01 for pr-88041
[INFO] extracting crate dill 0.2.0 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate dill 0.2.0 on toolchain 8007b506ac5da629f223b755f5a5391edd5f6d01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8007b506ac5da629f223b755f5a5391edd5f6d01" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-7/source/rust-toolchain
[INFO] started tweaking crates.io crate dill 0.2.0
[INFO] finished tweaking crates.io crate dill 0.2.0
[INFO] tweaked toml for crates.io crate dill 0.2.0 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8007b506ac5da629f223b755f5a5391edd5f6d01" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8007b506ac5da629f223b755f5a5391edd5f6d01" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "+8007b506ac5da629f223b755f5a5391edd5f6d01" "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] 6a9535a44bd65b15617835f8cdc746b1c4b42937fe84bee2a8694336481378b3
[INFO] running `Command { std: "docker" "start" "-a" "6a9535a44bd65b15617835f8cdc746b1c4b42937fe84bee2a8694336481378b3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6a9535a44bd65b15617835f8cdc746b1c4b42937fe84bee2a8694336481378b3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6a9535a44bd65b15617835f8cdc746b1c4b42937fe84bee2a8694336481378b3", kill_on_drop: false }`
[INFO] [stdout] 6a9535a44bd65b15617835f8cdc746b1c4b42937fe84bee2a8694336481378b3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "+8007b506ac5da629f223b755f5a5391edd5f6d01" "check" "--frozen" "--all" "--all-targets" "--message-format=json", 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] 35f49ffa9702d2e392e960fcb908b0d99245b5572c9eb8567db024c46d2a7d7a
[INFO] running `Command { std: "docker" "start" "-a" "35f49ffa9702d2e392e960fcb908b0d99245b5572c9eb8567db024c46d2a7d7a", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.74
[INFO] [stderr]    Compiling fnv v1.0.7
[INFO] [stderr]    Compiling strsim v0.10.0
[INFO] [stderr]    Compiling ident_case v1.0.1
[INFO] [stderr]    Compiling serde v1.0.127
[INFO] [stderr]     Checking multimap v0.8.3
[INFO] [stderr]    Compiling darling_core v0.13.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.26
[INFO] [stderr]    Compiling darling_macro v0.13.0
[INFO] [stderr]    Compiling darling v0.13.0
[INFO] [stderr]     Checking thiserror v1.0.26
[INFO] [stderr]    Compiling dill-impl v0.2.0
[INFO] [stderr]     Checking dill v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: cannot find macro `assert_matches` in this scope
[INFO] [stdout]   --> tests/test_catalog.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 |     assert_matches!(res, Err(e) if e == InjectionError::unregistered::<i32>());
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: consider importing one of these items:
[INFO] [stdout]            core::assert_matches::assert_matches
[INFO] [stdout]            std::assert_matches::assert_matches
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find macro `assert_matches` in this scope
[INFO] [stdout]    --> tests/test_catalog.rs:157:5
[INFO] [stdout]     |
[INFO] [stdout] 157 |     assert_matches!(res.err(), Some(e) if e == InjectionError::unregistered::<dyn B>());
[INFO] [stdout]     |     ^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: consider importing one of these items:
[INFO] [stdout]             core::assert_matches::assert_matches
[INFO] [stdout]             std::assert_matches::assert_matches
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `dill` due to 3 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "35f49ffa9702d2e392e960fcb908b0d99245b5572c9eb8567db024c46d2a7d7a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "35f49ffa9702d2e392e960fcb908b0d99245b5572c9eb8567db024c46d2a7d7a", kill_on_drop: false }`
[INFO] [stdout] 35f49ffa9702d2e392e960fcb908b0d99245b5572c9eb8567db024c46d2a7d7a