[INFO] fetching crate ruma-events 0.22.0-alpha.1...
[INFO] testing ruma-events-0.22.0-alpha.1 against master#5d5ff84130da0d74c6ece368dbe821d8f83fa526 for pr-79296
[INFO] extracting crate ruma-events 0.22.0-alpha.1 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate ruma-events 0.22.0-alpha.1 on toolchain 5d5ff84130da0d74c6ece368dbe821d8f83fa526
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "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-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "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-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 880fdb1042d6511c1ec7973d097d3fd5897984e96cf9fd6374c89145b1380eab
[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" "880fdb1042d6511c1ec7973d097d3fd5897984e96cf9fd6374c89145b1380eab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "880fdb1042d6511c1ec7973d097d3fd5897984e96cf9fd6374c89145b1380eab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "880fdb1042d6511c1ec7973d097d3fd5897984e96cf9fd6374c89145b1380eab", kill_on_drop: false }`
[INFO] [stdout] 880fdb1042d6511c1ec7973d097d3fd5897984e96cf9fd6374c89145b1380eab
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2af17766497b5979e2758a9d3750078fda72ff9c2ed4797bc320f34c8d7ba090
[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" "2af17766497b5979e2758a9d3750078fda72ff9c2ed4797bc320f34c8d7ba090", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.52
[INFO] [stderr]    Compiling getrandom v0.1.15
[INFO] [stderr]    Compiling ppv-lite86 v0.2.10
[INFO] [stderr]    Compiling percent-encoding v2.1.0
[INFO] [stderr]    Compiling matches v0.1.8
[INFO] [stderr]    Compiling form_urlencoded v1.0.0
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling serde_derive v1.0.117
[INFO] [stderr]    Compiling strum_macros v0.18.0
[INFO] [stderr]    Compiling ruma-events-macros v0.22.0-alpha.1
[INFO] [stderr]    Compiling strum v0.18.0
[INFO] [stderr]    Compiling serde v1.0.117
[INFO] [stderr]    Compiling js_int v0.1.9
[INFO] [stderr]    Compiling serde_json v1.0.59
[INFO] [stderr]    Compiling ruma-identifiers-validation v0.1.1
[INFO] [stderr]    Compiling ruma-identifiers-macros v0.17.4
[INFO] [stderr]    Compiling ruma-serde v0.2.3
[INFO] [stderr]    Compiling ruma-identifiers v0.17.4
[INFO] [stderr]    Compiling ruma-common v0.2.0
[INFO] [stderr]    Compiling ruma-events v0.22.0-alpha.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 15s
[INFO] running `Command { std: "docker" "inspect" "2af17766497b5979e2758a9d3750078fda72ff9c2ed4797bc320f34c8d7ba090", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2af17766497b5979e2758a9d3750078fda72ff9c2ed4797bc320f34c8d7ba090", kill_on_drop: false }`
[INFO] [stdout] 2af17766497b5979e2758a9d3750078fda72ff9c2ed4797bc320f34c8d7ba090
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d188dcd201011217dba4ebe11cae7c421e1490bc59b0ad0ae4c5e30db21d8fc1
[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" "d188dcd201011217dba4ebe11cae7c421e1490bc59b0ad0ae4c5e30db21d8fc1", kill_on_drop: false }`
[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 event_enums --edition=2018 tests/event_enums.rs --error-format=json --json=diagnostic-rendered-ansi --emit=dep-info,link -C embed-bitcode=no -C debuginfo=2 --test -C metadata=f6c7e0a60eaab360 -C extra-filename=-f6c7e0a60eaab360 --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" "d188dcd201011217dba4ebe11cae7c421e1490bc59b0ad0ae4c5e30db21d8fc1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d188dcd201011217dba4ebe11cae7c421e1490bc59b0ad0ae4c5e30db21d8fc1", kill_on_drop: false }`
[INFO] [stdout] d188dcd201011217dba4ebe11cae7c421e1490bc59b0ad0ae4c5e30db21d8fc1