[INFO] cloning repository https://github.com/tilosp/matrix-send-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/tilosp/matrix-send-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftilosp%2Fmatrix-send-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftilosp%2Fmatrix-send-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] bf7f4d05acee8d8db1fbd00f39f4ff7c8c384e3d
[INFO] testing tilosp/matrix-send-rs against 1.55.0 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftilosp%2Fmatrix-send-rs" "/workspace/builds/worker-22/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-22/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/tilosp/matrix-send-rs 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 git repo https://github.com/tilosp/matrix-send-rs
[INFO] finished tweaking git repo https://github.com/tilosp/matrix-send-rs
[INFO] tweaked toml for git repo https://github.com/tilosp/matrix-send-rs written to /workspace/builds/worker-22/source/Cargo.toml
[INFO] crate git repo https://github.com/tilosp/matrix-send-rs already has a lockfile, it will not be regenerated
[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] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded futures-locks v0.6.0
[INFO] [stderr]   Downloaded futures v0.3.10
[INFO] [stderr]   Downloaded futures-macro v0.3.10
[INFO] [stderr]   Downloaded futures-executor v0.3.10
[INFO] [stderr]   Downloaded paste v1.0.4
[INFO] [stderr]   Downloaded js_int v0.2.0
[INFO] [stderr]   Downloaded futures-io v0.3.10
[INFO] [stderr]   Downloaded futures-util v0.3.10
[INFO] [stderr]   Downloaded futures-task v0.3.10
[INFO] [stderr]   Downloaded futures-core v0.3.10
[INFO] [stderr]   Downloaded futures-channel v0.3.10
[INFO] [stderr]   Downloaded futures-sink v0.3.10
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-22/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-22/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] 40f08c5f41fb2fba272d5aba7319a3baf1e8929fb38788149678d8a93802a99f
[INFO] running `Command { std: "docker" "start" "-a" "40f08c5f41fb2fba272d5aba7319a3baf1e8929fb38788149678d8a93802a99f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "40f08c5f41fb2fba272d5aba7319a3baf1e8929fb38788149678d8a93802a99f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "40f08c5f41fb2fba272d5aba7319a3baf1e8929fb38788149678d8a93802a99f", kill_on_drop: false }`
[INFO] [stdout] 40f08c5f41fb2fba272d5aba7319a3baf1e8929fb38788149678d8a93802a99f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-22/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-22/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] 45c937a33f3d2dd7f7f88c227da5be167669eed752f6f25e1c9b0dac9e837713
[INFO] running `Command { std: "docker" "start" "-a" "45c937a33f3d2dd7f7f88c227da5be167669eed752f6f25e1c9b0dac9e837713", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling syn v1.0.60
[INFO] [stderr]    Compiling libc v0.2.82
[INFO] [stderr]    Compiling serde_derive v1.0.126
[INFO] [stderr]    Compiling serde v1.0.126
[INFO] [stderr]    Compiling version_check v0.9.2
[INFO] [stderr]    Compiling itoa v0.4.7
[INFO] [stderr]    Compiling log v0.4.13
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling serde_json v1.0.64
[INFO] [stderr]    Compiling bytes v1.0.1
[INFO] [stderr]    Compiling proc-macro-hack v0.5.19
[INFO] [stderr]    Compiling pin-project-lite v0.2.4
[INFO] [stderr]    Compiling fnv v1.0.7
[INFO] [stderr]    Compiling once_cell v1.5.2
[INFO] [stderr]    Compiling ruma-identifiers-validation v0.2.0 (https://github.com/ruma/ruma?rev=8c109d3c0a7ec66b352dc82677d30db7cb0723eb#8c109d3c)
[INFO] [stderr]    Compiling futures-core v0.3.10
[INFO] [stderr]    Compiling cc v1.0.66
[INFO] [stderr]    Compiling wasm-bindgen-shared v0.2.69
[INFO] [stderr]    Compiling futures-sink v0.3.10
[INFO] [stderr]    Compiling paste v1.0.4
[INFO] [stderr]    Compiling untrusted v0.7.1
[INFO] [stderr]    Compiling bumpalo v3.4.0
[INFO] [stderr]    Compiling spin v0.5.2
[INFO] [stderr]    Compiling pin-project-internal v0.4.27
[INFO] [stderr]    Compiling pulldown-cmark v0.8.0
[INFO] [stderr]    Compiling proc-macro-nested v0.1.7
[INFO] [stderr]    Compiling maplit v1.0.2
[INFO] [stderr]    Compiling wasm-bindgen v0.2.69
[INFO] [stderr]    Compiling const_fn v0.4.5
[INFO] [stderr]    Compiling tinyvec_macros v0.1.0
[INFO] [stderr]    Compiling futures-io v0.3.10
[INFO] [stderr]    Compiling pin-utils v0.1.0
[INFO] [stderr]    Compiling hashbrown v0.9.1
[INFO] [stderr]    Compiling getrandom v0.2.1
[INFO] [stderr]    Compiling try-lock v0.2.3
[INFO] [stderr]    Compiling base64 v0.13.0
[INFO] [stderr]    Compiling assign v1.1.1
[INFO] [stderr]    Compiling tower-service v0.3.0
[INFO] [stderr]    Compiling encoding_rs v0.8.26
[INFO] [stderr]    Compiling httpdate v0.3.2
[INFO] [stderr]    Compiling ipnet v2.3.0
[INFO] [stderr]    Compiling send_wrapper v0.4.0
[INFO] [stderr]    Compiling mime v0.3.16
[INFO] [stderr]    Compiling zeroize v1.2.0
[INFO] [stderr]    Compiling form_urlencoded v1.0.0
[INFO] [stderr]    Compiling tokio v1.8.1
[INFO] [stderr]    Compiling tracing-core v0.1.17
[INFO] [stderr]    Compiling indexmap v1.6.1
[INFO] [stderr]    Compiling heck v0.3.2
[INFO] [stderr]    Compiling tinyvec v1.1.0
[INFO] [stderr]    Compiling http v0.2.3
[INFO] [stderr]    Compiling futures-channel v0.3.10
[INFO] [stderr]    Compiling futures-task v0.3.10
[INFO] [stderr]    Compiling unicase v2.6.0
[INFO] [stderr]    Compiling standback v0.2.14
[INFO] [stderr]    Compiling time v0.2.24
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling want v0.3.0
[INFO] [stderr]    Compiling quote v1.0.8
[INFO] [stderr]    Compiling mio v0.7.7
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling socket2 v0.3.19
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling dirs-sys v0.3.6
[INFO] [stderr]    Compiling unicode-normalization v0.1.16
[INFO] [stderr]    Compiling http-body v0.4.0
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling directories v3.0.2
[INFO] [stderr]    Compiling ring v0.16.19
[INFO] [stderr]    Compiling idna v0.2.0
[INFO] [stderr]    Compiling wasm-bindgen-backend v0.2.69
[INFO] [stderr]    Compiling wasm-bindgen-macro-support v0.2.69
[INFO] [stderr]    Compiling webpki v0.21.4
[INFO] [stderr]    Compiling sct v0.6.0
[INFO] [stderr]    Compiling tokio-macros v1.1.0
[INFO] [stderr]    Compiling ruma-identifiers-macros v0.18.0-alpha.1 (https://github.com/ruma/ruma?rev=8c109d3c0a7ec66b352dc82677d30db7cb0723eb#8c109d3c)
[INFO] [stderr]    Compiling thiserror-impl v1.0.26
[INFO] [stderr]    Compiling tracing-attributes v0.1.11
[INFO] [stderr]    Compiling futures-macro v0.3.10
[INFO] [stderr]    Compiling time-macros-impl v0.1.1
[INFO] [stderr]    Compiling pin-project-internal v1.0.4
[INFO] [stderr]    Compiling async-trait v0.1.42
[INFO] [stderr]    Compiling structopt-derive v0.4.15
[INFO] [stderr]    Compiling wasm-bindgen-macro v0.2.69
[INFO] [stderr]    Compiling rustls v0.19.0
[INFO] [stderr]    Compiling webpki-roots v0.21.0
[INFO] [stderr]    Compiling time-macros v0.1.1
[INFO] [stderr]    Compiling futures-util v0.3.10
[INFO] [stderr]    Compiling tracing v0.1.22
[INFO] [stderr]    Compiling thiserror v1.0.26
[INFO] [stderr]    Compiling pin-project v1.0.4
[INFO] [stderr]    Compiling instant v0.1.9
[INFO] [stderr]    Compiling structopt v0.3.22
[INFO] [stderr]    Compiling pin-project v0.4.27
[INFO] [stderr]    Compiling tracing-futures v0.2.4
[INFO] [stderr]    Compiling tokio-stream v0.1.2
[INFO] [stderr]    Compiling tokio-rustls v0.22.0
[INFO] [stderr]    Compiling tokio-util v0.6.1
[INFO] [stderr]    Compiling h2 v0.3.0
[INFO] [stderr]    Compiling hyper v0.14.2
[INFO] [stderr]    Compiling toml v0.5.8
[INFO] [stderr]    Compiling js_int v0.2.0
[INFO] [stderr]    Compiling uuid v0.8.2
[INFO] [stderr]    Compiling url v2.2.2
[INFO] [stderr]    Compiling serde_urlencoded v0.7.0
[INFO] [stderr]    Compiling proc-macro-crate v0.1.5
[INFO] [stderr]    Compiling ruma-serde-macros v0.3.0 (https://github.com/ruma/ruma?rev=8c109d3c0a7ec66b352dc82677d30db7cb0723eb#8c109d3c)
[INFO] [stderr]    Compiling ruma-events-macros v0.22.0-alpha.2 (https://github.com/ruma/ruma?rev=8c109d3c0a7ec66b352dc82677d30db7cb0723eb#8c109d3c)
[INFO] [stderr]    Compiling ruma-api-macros v0.17.0-alpha.2 (https://github.com/ruma/ruma?rev=8c109d3c0a7ec66b352dc82677d30db7cb0723eb#8c109d3c)
[INFO] [stderr]    Compiling hyper-rustls v0.22.1
[INFO] [stderr]    Compiling js-sys v0.3.46
[INFO] [stderr]    Compiling reqwest v0.11.0
[INFO] [stderr]    Compiling ruma-serde v0.3.0 (https://github.com/ruma/ruma?rev=8c109d3c0a7ec66b352dc82677d30db7cb0723eb#8c109d3c)
[INFO] [stderr]    Compiling ruma-identifiers v0.18.0-alpha.1 (https://github.com/ruma/ruma?rev=8c109d3c0a7ec66b352dc82677d30db7cb0723eb#8c109d3c)
[INFO] [stderr]    Compiling ruma-common v0.3.0-alpha.1 (https://github.com/ruma/ruma?rev=8c109d3c0a7ec66b352dc82677d30db7cb0723eb#8c109d3c)
[INFO] [stderr]    Compiling ruma-api v0.17.0-alpha.2 (https://github.com/ruma/ruma?rev=8c109d3c0a7ec66b352dc82677d30db7cb0723eb#8c109d3c)
[INFO] [stderr]    Compiling web-sys v0.3.46
[INFO] [stderr]    Compiling ruma-events v0.22.0-alpha.2 (https://github.com/ruma/ruma?rev=8c109d3c0a7ec66b352dc82677d30db7cb0723eb#8c109d3c)
[INFO] [stderr]    Compiling gloo-timers v0.2.1
[INFO] [stderr]    Compiling futures-timer v3.0.2
[INFO] [stderr]    Compiling ruma-client-api v0.10.0-alpha.2 (https://github.com/ruma/ruma?rev=8c109d3c0a7ec66b352dc82677d30db7cb0723eb#8c109d3c)
[INFO] [stderr]    Compiling ruma-federation-api v0.1.0-alpha.1 (https://github.com/ruma/ruma?rev=8c109d3c0a7ec66b352dc82677d30db7cb0723eb#8c109d3c)
[INFO] [stderr]    Compiling ruma v0.0.2 (https://github.com/ruma/ruma?rev=8c109d3c0a7ec66b352dc82677d30db7cb0723eb#8c109d3c)
[INFO] [stderr]    Compiling matrix-sdk-common v0.2.0 (https://github.com/matrix-org/matrix-rust-sdk.git?rev=7b8d2b5319bebcd95eee2c10b1e59641dea46e8e#7b8d2b53)
[INFO] [stderr]    Compiling matrix-sdk-base v0.2.0 (https://github.com/matrix-org/matrix-rust-sdk.git?rev=7b8d2b5319bebcd95eee2c10b1e59641dea46e8e#7b8d2b53)
[INFO] [stderr]    Compiling matrix-sdk v0.2.0 (https://github.com/matrix-org/matrix-rust-sdk.git?rev=7b8d2b5319bebcd95eee2c10b1e59641dea46e8e#7b8d2b53)
[INFO] [stderr] error: could not compile `ruma-client-api`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name ruma_client_api --edition=2018 /opt/rustwide/cargo-home/git/checkouts/ruma-5201e73f5f917c77/8c109d3/ruma-client-api/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts --crate-type lib --emit=dep-info,metadata,link -C embed-bitcode=no -C debuginfo=2 --cfg 'feature="unstable-pre-spec"' -C metadata=df118103f6cbc038 -C extra-filename=-df118103f6cbc038 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern assign=/opt/rustwide/target/debug/deps/libassign-4983a61620aff183.rmeta --extern http=/opt/rustwide/target/debug/deps/libhttp-63929694be68f5cc.rmeta --extern js_int=/opt/rustwide/target/debug/deps/libjs_int-b8d74201cd646545.rmeta --extern maplit=/opt/rustwide/target/debug/deps/libmaplit-21d5ff4807e27e80.rmeta --extern percent_encoding=/opt/rustwide/target/debug/deps/libpercent_encoding-e457123dded25aba.rmeta --extern ruma_api=/opt/rustwide/target/debug/deps/libruma_api-aeb052953a3aa65c.rmeta --extern ruma_common=/opt/rustwide/target/debug/deps/libruma_common-e3dbe53fe0a77f68.rmeta --extern ruma_events=/opt/rustwide/target/debug/deps/libruma_events-f975abd0cf231513.rmeta --extern ruma_identifiers=/opt/rustwide/target/debug/deps/libruma_identifiers-7bf498ccd957341a.rmeta --extern ruma_serde=/opt/rustwide/target/debug/deps/libruma_serde-a6154a0078b7345d.rmeta --extern serde=/opt/rustwide/target/debug/deps/libserde-45ec13c5b6f0c7b0.rmeta --extern serde_json=/opt/rustwide/target/debug/deps/libserde_json-5c1728d090c29e19.rmeta --cap-lints allow --cap-lints=warn` (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" "45c937a33f3d2dd7f7f88c227da5be167669eed752f6f25e1c9b0dac9e837713", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "45c937a33f3d2dd7f7f88c227da5be167669eed752f6f25e1c9b0dac9e837713", kill_on_drop: false }`
[INFO] [stdout] 45c937a33f3d2dd7f7f88c227da5be167669eed752f6f25e1c9b0dac9e837713