[INFO] cloning repository https://github.com/ruma/ruma
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ruma/ruma" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fruma%2Fruma", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fruma%2Fruma'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] dcff455c19cf14ce61ed24b43ffdc75e4655b317
[INFO] checking ruma/ruma against try#6f8a6450478f69b8510c8976ab6c2a70b3b0e47c for pr-84920
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fruma%2Fruma" "/workspace/builds/worker-11/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-11/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ruma/ruma on toolchain 6f8a6450478f69b8510c8976ab6c2a70b3b0e47c
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6f8a6450478f69b8510c8976ab6c2a70b3b0e47c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-11/source/.cargo/config
[INFO] removed /workspace/builds/worker-11/source/rust-toolchain
[INFO] started tweaking git repo https://github.com/ruma/ruma
[INFO] finished tweaking git repo https://github.com/ruma/ruma
[INFO] tweaked toml for git repo https://github.com/ruma/ruma written to /workspace/builds/worker-11/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6f8a6450478f69b8510c8976ab6c2a70b3b0e47c" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6f8a6450478f69b8510c8976ab6c2a70b3b0e47c" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded trybuild v1.0.42
[INFO] [stderr]   Downloaded xflags-macros v0.2.1
[INFO] [stderr]   Downloaded wildmatch v2.1.0
[INFO] [stderr]   Downloaded js_int v0.2.0
[INFO] [stderr]   Downloaded assign v1.1.1
[INFO] [stderr]   Downloaded xflags v0.2.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+6f8a6450478f69b8510c8976ab6c2a70b3b0e47c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c8295e744d66406090816406f6f0628c221058b9246ac3c373cabf55c937170c
[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" "c8295e744d66406090816406f6f0628c221058b9246ac3c373cabf55c937170c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c8295e744d66406090816406f6f0628c221058b9246ac3c373cabf55c937170c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c8295e744d66406090816406f6f0628c221058b9246ac3c373cabf55c937170c", kill_on_drop: false }`
[INFO] [stdout] c8295e744d66406090816406f6f0628c221058b9246ac3c373cabf55c937170c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+6f8a6450478f69b8510c8976ab6c2a70b3b0e47c" "check" "--frozen" "--all" "--all-targets" "--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] f9a6c88b5773c607d6a6fe0b69557d2be970490de909a57fec1ea76bfade08bf
[INFO] running `Command { std: "docker" "start" "-a" "f9a6c88b5773c607d6a6fe0b69557d2be970490de909a57fec1ea76bfade08bf", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde_derive v1.0.125
[INFO] [stderr]    Compiling serde v1.0.125
[INFO] [stderr]     Checking itoa v0.4.7
[INFO] [stderr]    Compiling serde_json v1.0.64
[INFO] [stderr]     Checking bytes v1.0.1
[INFO] [stderr]    Compiling getrandom v0.2.2
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]     Checking pin-project-lite v0.2.6
[INFO] [stderr]     Checking ppv-lite86 v0.2.10
[INFO] [stderr]     Checking ruma-identifiers-validation v0.3.0 (/opt/rustwide/workdir/crates/ruma-identifiers-validation)
[INFO] [stderr]    Compiling paste v1.0.5
[INFO] [stderr]     Checking wildmatch v2.1.0
[INFO] [stderr]     Checking maplit v1.0.2
[INFO] [stderr]    Compiling cc v1.0.67
[INFO] [stderr]    Compiling trybuild v1.0.42
[INFO] [stderr]     Checking glob v0.3.0
[INFO] [stderr]     Checking termcolor v1.1.2
[INFO] [stderr]     Checking assign v1.1.1
[INFO] [stderr]    Compiling memchr v2.4.0
[INFO] [stderr]     Checking byteorder v1.4.3
[INFO] [stderr]     Checking either v1.6.1
[INFO] [stderr]    Compiling rayon-core v1.9.0
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]     Checking unicode-width v0.1.8
[INFO] [stderr]     Checking plotters-backend v0.3.0
[INFO] [stderr]     Checking base64 v0.13.0
[INFO] [stderr]     Checking half v1.7.1
[INFO] [stderr]     Checking smallvec v1.6.1
[INFO] [stderr]     Checking oorandom v11.1.3
[INFO] [stderr]     Checking ansi_term v0.12.1
[INFO] [stderr]     Checking cache-padded v1.1.1
[INFO] [stderr]    Compiling encoding_rs v0.8.28
[INFO] [stderr]     Checking ucd-trie v0.1.3
[INFO] [stderr]     Checking waker-fn v1.1.0
[INFO] [stderr]    Compiling isahc v1.3.1
[INFO] [stderr]     Checking fastrand v1.4.1
[INFO] [stderr]    Compiling async-trait v0.1.50
[INFO] [stderr]     Checking event-listener v2.5.1
[INFO] [stderr]     Checking parking v2.0.0
[INFO] [stderr]    Compiling xshell-macros v0.1.12
[INFO] [stderr]    Compiling anyhow v1.0.40
[INFO] [stderr]    Compiling ruma-client v0.5.0-alpha.2 (/opt/rustwide/workdir/crates/ruma-client)
[INFO] [stderr]     Checking form_urlencoded v1.0.1
[INFO] [stderr]     Checking tracing-core v0.1.18
[INFO] [stderr]    Compiling indexmap v1.6.2
[INFO] [stderr]    Compiling crossbeam-utils v0.8.4
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling memoffset v0.6.3
[INFO] [stderr]    Compiling rayon v1.5.0
[INFO] [stderr]     Checking sharded-slab v0.1.1
[INFO] [stderr]     Checking unicode-bidi v0.3.5
[INFO] [stderr]    Compiling tokio v1.5.0
[INFO] [stderr]     Checking itertools v0.9.0
[INFO] [stderr]     Checking itertools v0.10.0
[INFO] [stderr]     Checking thread_local v1.1.3
[INFO] [stderr]     Checking regex v1.5.4
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking tinyvec v1.2.0
[INFO] [stderr]     Checking regex-automata v0.1.9
[INFO] [stderr]     Checking http v0.2.4
[INFO] [stderr]     Checking concurrent-queue v1.2.2
[INFO] [stderr]     Checking pest v2.1.3
[INFO] [stderr]     Checking plotters-svg v0.3.0
[INFO] [stderr]    Compiling xflags-macros v0.2.1
[INFO] [stderr]     Checking time v0.1.43
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking socket2 v0.3.19
[INFO] [stderr]    Compiling cast v0.2.5
[INFO] [stderr]     Checking futures-channel v0.3.15
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]     Checking async-channel v1.6.1
[INFO] [stderr]    Compiling syn v1.0.72
[INFO] [stderr]     Checking tracing-log v0.1.2
[INFO] [stderr]     Checking polling v2.0.3
[INFO] [stderr]     Checking xshell v0.1.12
[INFO] [stderr]     Checking rand_core v0.6.2
[INFO] [stderr]     Checking matchers v0.0.1
[INFO] [stderr]     Checking sluice v0.5.4
[INFO] [stderr]     Checking csv-core v0.1.10
[INFO] [stderr]     Checking futures-lite v1.11.3
[INFO] [stderr]     Checking combine v3.8.1
[INFO] [stderr]     Checking unicode-normalization v0.1.17
[INFO] [stderr]    Compiling ring v0.16.20
[INFO] [stderr]    Compiling openssl-sys v0.9.63
[INFO] [stderr]    Compiling libnghttp2-sys v0.1.6+1.43.0
[INFO] [stderr]    Compiling libz-sys v1.1.3
[INFO] [stderr]    Compiling curl-sys v0.4.42+curl-7.76.0
[INFO] [stderr]     Checking rand_chacha v0.3.0
[INFO] [stderr]     Checking semver-parser v0.10.2
[INFO] [stderr]     Checking crossbeam-epoch v0.9.4
[INFO] [stderr]     Checking crossbeam-channel v0.5.1
[INFO] [stderr]     Checking num-integer v0.1.44
[INFO] [stderr]     Checking plotters v0.3.0
[INFO] [stderr]     Checking criterion-plot v0.4.3
[INFO] [stderr]     Checking rand v0.8.3
[INFO] [stderr]     Checking xflags v0.2.1
[INFO] [stderr]     Checking crossbeam-deque v0.8.0
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]     Checking idna v0.2.3
[INFO] [stderr]     Checking url v2.2.2
[INFO] [stderr]     Checking ruma-identifiers-macros v0.19.0 (/opt/rustwide/workdir/crates/ruma-identifiers-macros)
[INFO] [stderr]     Checking toml_edit v0.2.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.24
[INFO] [stderr]    Compiling tracing-attributes v0.1.15
[INFO] [stderr]    Compiling pin-project-internal v1.0.7
[INFO] [stderr]    Compiling tokio-macros v1.1.0
[INFO] [stderr]    Compiling async-stream-impl v0.3.1
[INFO] [stderr]     Checking async-stream v0.3.1
[INFO] [stderr]    Compiling thiserror v1.0.24
[INFO] [stderr]     Checking tracing v0.1.26
[INFO] [stderr]     Checking pin-project v1.0.7
[INFO] [stderr]     Checking tracing-futures v0.2.5
[INFO] [stderr]    Compiling curl v0.4.35
[INFO] [stderr]     Checking tokio-stream v0.1.5
[INFO] [stderr]     Checking js_int v0.2.0
[INFO] [stderr]     Checking toml v0.5.8
[INFO] [stderr]     Checking bstr v0.2.16
[INFO] [stderr]     Checking serde_cbor v0.11.1
[INFO] [stderr]     Checking tracing-serde v0.1.2
[INFO] [stderr]     Checking semver v0.11.0
[INFO] [stderr]     Checking serde_yaml v0.8.17
[INFO] [stderr]     Checking csv v1.1.6
[INFO] [stderr]     Checking proc-macro-crate v1.0.0
[INFO] [stderr]     Checking tinytemplate v1.2.1
[INFO] [stderr]     Checking tracing-subscriber v0.2.18
[INFO] [stderr]     Checking ruma-api-macros v0.17.0-alpha.4 (/opt/rustwide/workdir/crates/ruma-api-macros)
[INFO] [stderr]     Checking ruma-serde-macros v0.3.1 (/opt/rustwide/workdir/crates/ruma-serde-macros)
[INFO] [stderr]     Checking ruma-events-macros v0.22.0-alpha.3 (/opt/rustwide/workdir/crates/ruma-events-macros)
[INFO] [stderr]     Checking criterion v0.3.4
[INFO] [stderr]     Checking xtask v0.1.0 (/opt/rustwide/workdir/xtask)
[INFO] [stderr]     Checking ruma-serde v0.3.1 (/opt/rustwide/workdir/crates/ruma-serde)
[INFO] [stderr]     Checking ruma-identifiers v0.19.0 (/opt/rustwide/workdir/crates/ruma-identifiers)
[INFO] [stderr]     Checking ruma-common v0.5.0 (/opt/rustwide/workdir/crates/ruma-common)
[INFO] [stderr]     Checking ruma-api v0.17.0-alpha.4 (/opt/rustwide/workdir/crates/ruma-api)
[INFO] [stderr]     Checking ruma-signatures v0.7.0 (/opt/rustwide/workdir/crates/ruma-signatures)
[INFO] [stderr]     Checking ruma-events v0.22.0-alpha.3 (/opt/rustwide/workdir/crates/ruma-events)
[INFO] [stderr]     Checking ruma-identity-service-api v0.1.0-alpha.1 (/opt/rustwide/workdir/crates/ruma-identity-service-api)
[INFO] [stderr]     Checking ruma-state-res v0.1.0 (/opt/rustwide/workdir/crates/ruma-state-res)
[INFO] [stderr]     Checking ruma-client-api v0.10.0-alpha.3 (/opt/rustwide/workdir/crates/ruma-client-api)
[INFO] [stderr]     Checking ruma-appservice-api v0.2.0-alpha.3 (/opt/rustwide/workdir/crates/ruma-appservice-api)
[INFO] [stderr]     Checking ruma-push-gateway-api v0.1.0-alpha.1 (/opt/rustwide/workdir/crates/ruma-push-gateway-api)
[INFO] [stderr]     Checking ruma-federation-api v0.1.0-alpha.2 (/opt/rustwide/workdir/crates/ruma-federation-api)
[INFO] [stderr]     Checking ruma v0.0.3 (/opt/rustwide/workdir/crates/ruma)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4m 51s
[INFO] running `Command { std: "docker" "inspect" "f9a6c88b5773c607d6a6fe0b69557d2be970490de909a57fec1ea76bfade08bf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f9a6c88b5773c607d6a6fe0b69557d2be970490de909a57fec1ea76bfade08bf", kill_on_drop: false }`
[INFO] [stdout] f9a6c88b5773c607d6a6fe0b69557d2be970490de909a57fec1ea76bfade08bf