[INFO] fetching crate ruma-events 0.22.0-alpha.1...
[INFO] testing ruma-events-0.22.0-alpha.1 against try#eafdee2dfae8c2233b74f98b123308be7ccefcc6 for pr-79296
[INFO] extracting crate ruma-events 0.22.0-alpha.1 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate ruma-events 0.22.0-alpha.1 on toolchain eafdee2dfae8c2233b74f98b123308be7ccefcc6
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate ruma-events 0.22.0-alpha.1
[INFO] finished tweaking crates.io crate ruma-events 0.22.0-alpha.1
[INFO] tweaked toml for crates.io crate ruma-events 0.22.0-alpha.1 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "fetch" "--locked" "--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-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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 39ab2a39f7d506c7b359d09c8183bb925987e90417a87394d56971aac85cf7b7
[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" "39ab2a39f7d506c7b359d09c8183bb925987e90417a87394d56971aac85cf7b7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "39ab2a39f7d506c7b359d09c8183bb925987e90417a87394d56971aac85cf7b7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "39ab2a39f7d506c7b359d09c8183bb925987e90417a87394d56971aac85cf7b7", kill_on_drop: false }`
[INFO] [stdout] 39ab2a39f7d506c7b359d09c8183bb925987e90417a87394d56971aac85cf7b7
[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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 95d777c9511532c92c9b54c2c56b936a4729d4035c7ade1ef793265ec0f11452
[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" "95d777c9511532c92c9b54c2c56b936a4729d4035c7ade1ef793265ec0f11452", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.80
[INFO] [stderr]    Compiling getrandom v0.1.15
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling serde_json v1.0.59
[INFO] [stderr]    Compiling ruma-events-macros v0.22.0-alpha.1
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling ruma-serde v0.2.3
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling ruma-common v0.2.0
[INFO] [stderr]    Compiling ruma-identifiers v0.17.4
[INFO] [stderr]    Compiling ruma-events v0.22.0-alpha.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 35.00s
[INFO] running `Command { std: "docker" "inspect" "95d777c9511532c92c9b54c2c56b936a4729d4035c7ade1ef793265ec0f11452", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "95d777c9511532c92c9b54c2c56b936a4729d4035c7ade1ef793265ec0f11452", kill_on_drop: false }`
[INFO] [stdout] 95d777c9511532c92c9b54c2c56b936a4729d4035c7ade1ef793265ec0f11452
[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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3446529ef3641f0ef43ecddeae5a7a2638dab9f7b069dd1a399a67d87d355d43
[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" "3446529ef3641f0ef43ecddeae5a7a2638dab9f7b069dd1a399a67d87d355d43", kill_on_drop: false }`
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling toml v0.5.7
[INFO] [stderr]    Compiling trybuild v1.0.35
[INFO] [stderr]    Compiling ruma-events v0.22.0-alpha.1 (/opt/rustwide/workdir)
[INFO] [stderr] error: could not compile `ruma-events`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name custom --edition=2018 tests/custom.rs --error-format=json --json=diagnostic-rendered-ansi --emit=dep-info,link -C embed-bitcode=no -C debuginfo=2 --test -C metadata=3102685e06d1d49f -C extra-filename=-3102685e06d1d49f --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern js_int=/opt/rustwide/target/debug/deps/libjs_int-c4e382d972d9f778.rlib --extern maplit=/opt/rustwide/target/debug/deps/libmaplit-843eb53739d1d4ca.rlib --extern matches=/opt/rustwide/target/debug/deps/libmatches-b31feef5c3ce1062.rlib --extern ruma_common=/opt/rustwide/target/debug/deps/libruma_common-2361f5635686886d.rlib --extern ruma_events=/opt/rustwide/target/debug/deps/libruma_events-919304629093f81b.rlib --extern ruma_events_macros=/opt/rustwide/target/debug/deps/libruma_events_macros-d0c1de4e86e35bda.so --extern ruma_identifiers=/opt/rustwide/target/debug/deps/libruma_identifiers-759eeaf166916948.rlib --extern ruma_serde=/opt/rustwide/target/debug/deps/libruma_serde-09721c688862f069.rlib --extern serde=/opt/rustwide/target/debug/deps/libserde-92513f2ec2d72896.rlib --extern serde_json=/opt/rustwide/target/debug/deps/libserde_json-a940fc508017fd4b.rlib --extern strum=/opt/rustwide/target/debug/deps/libstrum-bdb2818d9075db3c.rlib --extern trybuild=/opt/rustwide/target/debug/deps/libtrybuild-d6b470a166cb5b0b.rlib --cap-lints=forbid` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "3446529ef3641f0ef43ecddeae5a7a2638dab9f7b069dd1a399a67d87d355d43", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3446529ef3641f0ef43ecddeae5a7a2638dab9f7b069dd1a399a67d87d355d43", kill_on_drop: false }`
[INFO] [stdout] 3446529ef3641f0ef43ecddeae5a7a2638dab9f7b069dd1a399a67d87d355d43