[INFO] fetching crate matrix-sdk-test 0.3.0...
[INFO] testing matrix-sdk-test-0.3.0 against 1.55.0 for beta-1.56-1
[INFO] extracting crate matrix-sdk-test 0.3.0 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate matrix-sdk-test 0.3.0 on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate matrix-sdk-test 0.3.0
[INFO] finished tweaking crates.io crate matrix-sdk-test 0.3.0
[INFO] tweaked toml for crates.io crate matrix-sdk-test 0.3.0 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--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-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ca863bf0cb67dfa3ed58f089fd29dc1ef0f4031a38e98ac5840914a84cf3b839
[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" "ca863bf0cb67dfa3ed58f089fd29dc1ef0f4031a38e98ac5840914a84cf3b839", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ca863bf0cb67dfa3ed58f089fd29dc1ef0f4031a38e98ac5840914a84cf3b839", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ca863bf0cb67dfa3ed58f089fd29dc1ef0f4031a38e98ac5840914a84cf3b839", kill_on_drop: false }`
[INFO] [stdout] ca863bf0cb67dfa3ed58f089fd29dc1ef0f4031a38e98ac5840914a84cf3b839
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f0fde314abbafaee27615d3400f4de90f044c8f1b098a7da4e0c07f6b8f8b782
[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" "f0fde314abbafaee27615d3400f4de90f044c8f1b098a7da4e0c07f6b8f8b782", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde_json v1.0.67
[INFO] [stderr]    Compiling ruma-identifiers-validation v0.4.0
[INFO] [stderr]    Compiling wildmatch v2.1.0
[INFO] [stderr]    Compiling unindent v0.1.7
[INFO] [stderr]    Compiling assign v1.1.1
[INFO] [stderr]    Compiling matrix-sdk-test-macros v0.1.0
[INFO] [stderr]    Compiling tokio v1.11.0
[INFO] [stderr]    Compiling getrandom v0.2.3
[INFO] [stderr]    Compiling js_int v0.2.1
[INFO] [stderr]    Compiling indexmap v1.7.0
[INFO] [stderr]    Compiling time v0.2.27
[INFO] [stderr]    Compiling ruma-serde-macros v0.4.2
[INFO] [stderr]    Compiling ruma-events-macros v0.23.3
[INFO] [stderr]    Compiling ruma-api-macros v0.17.1
[INFO] [stderr]    Compiling uuid v0.8.2
[INFO] [stderr]    Compiling ruma-identifiers-macros v0.19.4
[INFO] [stderr]    Compiling indoc v1.0.3
[INFO] [stderr]    Compiling instant v0.1.10
[INFO] [stderr]    Compiling ruma-serde v0.4.2
[INFO] [stderr]    Compiling ruma-identifiers v0.19.4
[INFO] [stderr]    Compiling ruma-common v0.5.4
[INFO] [stderr]    Compiling ruma-api v0.17.1
[INFO] [stderr]    Compiling ruma-events v0.23.3
[INFO] [stderr]    Compiling ruma-client-api v0.11.0
[INFO] [stderr]    Compiling ruma v0.2.0
[INFO] [stderr]    Compiling matrix-sdk-common v0.3.0
[INFO] [stderr]    Compiling matrix-sdk-test v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 48s
[INFO] running `Command { std: "docker" "inspect" "f0fde314abbafaee27615d3400f4de90f044c8f1b098a7da4e0c07f6b8f8b782", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f0fde314abbafaee27615d3400f4de90f044c8f1b098a7da4e0c07f6b8f8b782", kill_on_drop: false }`
[INFO] [stdout] f0fde314abbafaee27615d3400f4de90f044c8f1b098a7da4e0c07f6b8f8b782
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c12f0a0040c41cd3e3c2c4e861aacfa460188e2fe4f23cba94c03e068f99d22f
[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" "c12f0a0040c41cd3e3c2c4e861aacfa460188e2fe4f23cba94c03e068f99d22f", kill_on_drop: false }`
[INFO] [stderr]    Compiling matrix-sdk-test v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.89s
[INFO] running `Command { std: "docker" "inspect" "c12f0a0040c41cd3e3c2c4e861aacfa460188e2fe4f23cba94c03e068f99d22f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c12f0a0040c41cd3e3c2c4e861aacfa460188e2fe4f23cba94c03e068f99d22f", kill_on_drop: false }`
[INFO] [stdout] c12f0a0040c41cd3e3c2c4e861aacfa460188e2fe4f23cba94c03e068f99d22f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 943db80e2b5bf5fb40fdbddcca357b58e4ccd1f54e461865ade75a18de70ad5d
[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" "943db80e2b5bf5fb40fdbddcca357b58e4ccd1f54e461865ade75a18de70ad5d", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.09s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/matrix_sdk_test-9eb4c305c2bba16c)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests matrix-sdk-test
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - EventBuilder (line 60) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 3.80s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "943db80e2b5bf5fb40fdbddcca357b58e4ccd1f54e461865ade75a18de70ad5d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "943db80e2b5bf5fb40fdbddcca357b58e4ccd1f54e461865ade75a18de70ad5d", kill_on_drop: false }`
[INFO] [stdout] 943db80e2b5bf5fb40fdbddcca357b58e4ccd1f54e461865ade75a18de70ad5d