[INFO] cloning repository https://github.com/ElXreno/issue_watcher_bot
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ElXreno/issue_watcher_bot" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FElXreno%2Fissue_watcher_bot", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FElXreno%2Fissue_watcher_bot'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d99b1636b98b2f6bd4dce8582423184f25b493f3
[INFO] testing ElXreno/issue_watcher_bot against 1.49.0 for beta-1.50-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FElXreno%2Fissue_watcher_bot" "/workspace/builds/worker-3/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ElXreno/issue_watcher_bot on toolchain 1.49.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/ElXreno/issue_watcher_bot
[INFO] finished tweaking git repo https://github.com/ElXreno/issue_watcher_bot
[INFO] tweaked toml for git repo https://github.com/ElXreno/issue_watcher_bot written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/ElXreno/issue_watcher_bot already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] dec9011cad804365f44464e45cb82a80b16dafdfe68599fabd75fc808e9901cf
[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" "dec9011cad804365f44464e45cb82a80b16dafdfe68599fabd75fc808e9901cf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "dec9011cad804365f44464e45cb82a80b16dafdfe68599fabd75fc808e9901cf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dec9011cad804365f44464e45cb82a80b16dafdfe68599fabd75fc808e9901cf", kill_on_drop: false }`
[INFO] [stdout] dec9011cad804365f44464e45cb82a80b16dafdfe68599fabd75fc808e9901cf
[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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "build" "--frozen" "--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] e22a03745502304b8d6c3b35cc895cc9a0839f935daf83903cc6f28a26da8083
[INFO] running `Command { std: "docker" "start" "-a" "e22a03745502304b8d6c3b35cc895cc9a0839f935daf83903cc6f28a26da8083", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.55
[INFO] [stderr]    Compiling libc v0.2.81
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling itoa v0.4.6
[INFO] [stderr]    Compiling matches v0.1.8
[INFO] [stderr]    Compiling fnv v1.0.7
[INFO] [stderr]    Compiling bytes v0.5.6
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling percent-encoding v2.1.0
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling serde_json v1.0.60
[INFO] [stderr]    Compiling slab v0.4.2
[INFO] [stderr]    Compiling futures-core v0.3.8
[INFO] [stderr]    Compiling pin-project-lite v0.1.11
[INFO] [stderr]    Compiling paste v1.0.4
[INFO] [stderr]    Compiling once_cell v1.5.2
[INFO] [stderr]    Compiling openssl v0.10.32
[INFO] [stderr]    Compiling pin-project-lite v0.2.0
[INFO] [stderr]    Compiling foreign-types-shared v0.1.1
[INFO] [stderr]    Compiling native-tls v0.2.6
[INFO] [stderr]    Compiling hashbrown v0.9.1
[INFO] [stderr]    Compiling maplit v1.0.2
[INFO] [stderr]    Compiling futures-sink v0.3.8
[INFO] [stderr]    Compiling pin-utils v0.1.0
[INFO] [stderr]    Compiling tinyvec_macros v0.1.0
[INFO] [stderr]    Compiling openssl-probe v0.1.2
[INFO] [stderr]    Compiling try-lock v0.2.3
[INFO] [stderr]    Compiling tower-service v0.3.0
[INFO] [stderr]    Compiling httpdate v0.3.2
[INFO] [stderr]    Compiling assign v1.1.0
[INFO] [stderr]    Compiling linked-hash-map v0.5.3
[INFO] [stderr]    Compiling mime v0.3.16
[INFO] [stderr]    Compiling ppv-lite86 v0.2.10
[INFO] [stderr]    Compiling ruma-client v0.4.0 (https://github.com/ruma/ruma?rev=19ae6ff#19ae6ff3)
[INFO] [stderr]    Compiling ipnet v2.3.0
[INFO] [stderr]    Compiling base64 v0.13.0
[INFO] [stderr]    Compiling dtoa v0.4.6
[INFO] [stderr]    Compiling indexmap v1.6.1
[INFO] [stderr]    Compiling openssl-sys v0.9.60
[INFO] [stderr]    Compiling unicode-bidi v0.3.4
[INFO] [stderr]    Compiling tracing-core v0.1.17
[INFO] [stderr]    Compiling futures-task v0.3.8
[INFO] [stderr]    Compiling futures-channel v0.3.8
[INFO] [stderr]    Compiling form_urlencoded v1.0.0
[INFO] [stderr]    Compiling foreign-types v0.3.2
[INFO] [stderr]    Compiling tinyvec v1.1.0
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]    Compiling proc-macro-nested v0.1.6
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling yaml-rust v0.4.4
[INFO] [stderr]    Compiling http v0.2.2
[INFO] [stderr]    Compiling httparse v1.3.4
[INFO] [stderr]    Compiling encoding_rs v0.8.26
[INFO] [stderr]    Compiling unicase v2.6.0
[INFO] [stderr]    Compiling want v0.3.0
[INFO] [stderr]    Compiling tracing v0.1.22
[INFO] [stderr]    Compiling mime_guess v2.0.3
[INFO] [stderr]    Compiling unicode-normalization v0.1.16
[INFO] [stderr]    Compiling net2 v0.2.37
[INFO] [stderr]    Compiling iovec v0.1.4
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling signal-hook-registry v1.3.0
[INFO] [stderr]    Compiling socket2 v0.3.19
[INFO] [stderr]    Compiling getrandom v0.2.0
[INFO] [stderr]    Compiling dirs-sys v0.3.5
[INFO] [stderr]    Compiling rand_core v0.6.0
[INFO] [stderr]    Compiling directories v3.0.1
[INFO] [stderr]    Compiling mio v0.6.23
[INFO] [stderr]    Compiling rand_chacha v0.3.0
[INFO] [stderr]    Compiling idna v0.2.0
[INFO] [stderr]    Compiling rand v0.8.0
[INFO] [stderr]    Compiling http-body v0.3.1
[INFO] [stderr]    Compiling mio-uds v0.6.8
[INFO] [stderr]    Compiling url v2.2.0
[INFO] [stderr]    Compiling serde_derive v1.0.118
[INFO] [stderr]    Compiling tokio-macros v0.2.6
[INFO] [stderr]    Compiling pin-project-internal v0.4.27
[INFO] [stderr]    Compiling pin-project-internal v1.0.2
[INFO] [stderr]    Compiling futures-macro v0.3.8
[INFO] [stderr]    Compiling thiserror-impl v1.0.22
[INFO] [stderr]    Compiling tokio v0.2.24
[INFO] [stderr]    Compiling thiserror v1.0.22
[INFO] [stderr]    Compiling pin-project v0.4.27
[INFO] [stderr]    Compiling tracing-futures v0.2.4
[INFO] [stderr]    Compiling pin-project v1.0.2
[INFO] [stderr]    Compiling futures-util v0.3.8
[INFO] [stderr]    Compiling serde v1.0.118
[INFO] [stderr]    Compiling tokio-util v0.3.1
[INFO] [stderr]    Compiling tokio-tls v0.3.1
[INFO] [stderr]    Compiling h2 v0.2.7
[INFO] [stderr]    Compiling toml v0.5.8
[INFO] [stderr]    Compiling ruma-identifiers-validation v0.1.1 (https://github.com/ruma/ruma?rev=19ae6ff#19ae6ff3)
[INFO] [stderr]    Compiling ruma-identifiers-macros v0.17.4 (https://github.com/ruma/ruma?rev=19ae6ff#19ae6ff3)
[INFO] [stderr]    Compiling js_int v0.2.0
[INFO] [stderr]    Compiling serde_urlencoded v0.7.0
[INFO] [stderr]    Compiling serde_yaml v0.8.14
[INFO] [stderr]    Compiling hyper v0.13.9
[INFO] [stderr]    Compiling proc-macro-crate v0.1.5
[INFO] [stderr]    Compiling ruma-serde-macros v0.2.3 (https://github.com/ruma/ruma?rev=19ae6ff#19ae6ff3)
[INFO] [stderr]    Compiling ruma-api-macros v0.17.0-alpha.1 (https://github.com/ruma/ruma?rev=19ae6ff#19ae6ff3)
[INFO] [stderr]    Compiling ruma-events-macros v0.22.0-alpha.1 (https://github.com/ruma/ruma?rev=19ae6ff#19ae6ff3)
[INFO] [stderr]    Compiling ruma-serde v0.2.3 (https://github.com/ruma/ruma?rev=19ae6ff#19ae6ff3)
[INFO] [stderr]    Compiling ruma-identifiers v0.17.4 (https://github.com/ruma/ruma?rev=19ae6ff#19ae6ff3)
[INFO] [stderr]    Compiling ruma-common v0.2.0 (https://github.com/ruma/ruma?rev=19ae6ff#19ae6ff3)
[INFO] [stderr]    Compiling ruma-api v0.17.0-alpha.1 (https://github.com/ruma/ruma?rev=19ae6ff#19ae6ff3)
[INFO] [stderr]    Compiling hyper-tls v0.4.3
[INFO] [stderr]    Compiling reqwest v0.10.10
[INFO] [stderr]    Compiling ruma-events v0.22.0-alpha.1 (https://github.com/ruma/ruma?rev=19ae6ff#19ae6ff3)
[INFO] [stderr]    Compiling ruma-client-api v0.10.0-alpha.1 (https://github.com/ruma/ruma?rev=19ae6ff#19ae6ff3)
[INFO] [stderr]    Compiling ruma-federation-api v0.0.3 (https://github.com/ruma/ruma?rev=19ae6ff#19ae6ff3)
[INFO] [stderr]    Compiling ruma v0.0.1 (https://github.com/ruma/ruma?rev=19ae6ff#19ae6ff3)
[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-5201e73f5f917c77/19ae6ff/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 codegen-units=8 -C debuginfo=2 --cfg 'feature="unstable-pre-spec"' -C metadata=e1a77aedebb8b558 -C extra-filename=-e1a77aedebb8b558 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern assign=/opt/rustwide/target/debug/deps/libassign-e5791ea2f241a9ae.rmeta --extern http=/opt/rustwide/target/debug/deps/libhttp-b48608f2652bf731.rmeta --extern js_int=/opt/rustwide/target/debug/deps/libjs_int-abffc19a931469e4.rmeta --extern maplit=/opt/rustwide/target/debug/deps/libmaplit-5d4f42f4b5cb1c55.rmeta --extern percent_encoding=/opt/rustwide/target/debug/deps/libpercent_encoding-3e800eac921e871b.rmeta --extern ruma_api=/opt/rustwide/target/debug/deps/libruma_api-b33ba67dc973fd61.rmeta --extern ruma_common=/opt/rustwide/target/debug/deps/libruma_common-541c457e86640e74.rmeta --extern ruma_events=/opt/rustwide/target/debug/deps/libruma_events-2eadf9e05afdada6.rmeta --extern ruma_identifiers=/opt/rustwide/target/debug/deps/libruma_identifiers-ee15d15254935b93.rmeta --extern ruma_serde=/opt/rustwide/target/debug/deps/libruma_serde-6ee83f9fe6f82a47.rmeta --extern serde=/opt/rustwide/target/debug/deps/libserde-6e20b27e9d200ce2.rmeta --extern serde_json=/opt/rustwide/target/debug/deps/libserde_json-0564b43a1595959c.rmeta --cap-lints allow --cap-lints=warn` (signal: 9, SIGKILL: kill)
[INFO] running `Command { std: "docker" "inspect" "e22a03745502304b8d6c3b35cc895cc9a0839f935daf83903cc6f28a26da8083", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e22a03745502304b8d6c3b35cc895cc9a0839f935daf83903cc6f28a26da8083", kill_on_drop: false }`
[INFO] [stdout] e22a03745502304b8d6c3b35cc895cc9a0839f935daf83903cc6f28a26da8083