[INFO] fetching crate matrix-sdk-test 0.1.0...
[INFO] checking matrix-sdk-test-0.1.0 against master#a609fb45efad59dfd459c76e50899be9f0583b5a for pr-80579
[INFO] extracting crate matrix-sdk-test 0.1.0 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate matrix-sdk-test 0.1.0 on toolchain a609fb45efad59dfd459c76e50899be9f0583b5a
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate matrix-sdk-test 0.1.0
[INFO] finished tweaking crates.io crate matrix-sdk-test 0.1.0
[INFO] tweaked toml for crates.io crate matrix-sdk-test 0.1.0 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] cb53c8d722907f970e0cf0d555aeb03eee3a0f72c720f77f976a9a4e1f07e4aa
[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" "cb53c8d722907f970e0cf0d555aeb03eee3a0f72c720f77f976a9a4e1f07e4aa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cb53c8d722907f970e0cf0d555aeb03eee3a0f72c720f77f976a9a4e1f07e4aa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cb53c8d722907f970e0cf0d555aeb03eee3a0f72c720f77f976a9a4e1f07e4aa", kill_on_drop: false }`
[INFO] [stdout] cb53c8d722907f970e0cf0d555aeb03eee3a0f72c720f77f976a9a4e1f07e4aa
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "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] 8d662a254b5c5fa182f06cffdab48175dad0bdf5406d7a58363032fcbaf83799
[INFO] running `Command { std: "docker" "start" "-a" "8d662a254b5c5fa182f06cffdab48175dad0bdf5406d7a58363032fcbaf83799", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling serde_derive v1.0.118
[INFO] [stderr]     Checking itoa v0.4.7
[INFO] [stderr]    Compiling serde_json v1.0.61
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]    Compiling const_fn v0.4.4
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]    Compiling matrix-sdk-test-macros v0.1.0
[INFO] [stderr]    Compiling standback v0.2.14
[INFO] [stderr]    Compiling time v0.2.23
[INFO] [stderr]     Checking form_urlencoded v1.0.0
[INFO] [stderr]    Compiling syn v1.0.56
[INFO] [stderr]     Checking http v0.2.2
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking tokio v0.2.24
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking uuid v0.8.1
[INFO] [stderr]    Compiling strum_macros v0.18.0
[INFO] [stderr]    Compiling time-macros-impl v0.1.1
[INFO] [stderr]    Compiling ruma-events-macros v0.21.3
[INFO] [stderr]    Compiling ruma-api-macros v0.16.1
[INFO] [stderr]     Checking time-macros v0.1.1
[INFO] [stderr]     Checking strum v0.18.0
[INFO] [stderr]     Checking instant v0.1.9
[INFO] [stderr]     Checking serde v1.0.118
[INFO] [stderr]     Checking js_int v0.1.9
[INFO] [stderr]     Checking ruma-identifiers v0.16.2
[INFO] [stderr]     Checking ruma-serde v0.2.3
[INFO] [stderr]     Checking ruma-common v0.1.3
[INFO] [stderr]     Checking ruma-api v0.16.1
[INFO] [stderr]     Checking ruma-events v0.21.3
[INFO] [stderr]     Checking ruma-client-api v0.9.0
[INFO] [stderr]     Checking matrix-sdk-common v0.1.0
[INFO] [stderr]     Checking matrix-sdk-test v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 27s
[INFO] running `Command { std: "docker" "inspect" "8d662a254b5c5fa182f06cffdab48175dad0bdf5406d7a58363032fcbaf83799", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8d662a254b5c5fa182f06cffdab48175dad0bdf5406d7a58363032fcbaf83799", kill_on_drop: false }`
[INFO] [stdout] 8d662a254b5c5fa182f06cffdab48175dad0bdf5406d7a58363032fcbaf83799