[INFO] fetching crate fractal-matrix-api 4.2.0...
[INFO] checking fractal-matrix-api-4.2.0 against master#cfbc6d4cf1acbac5c025acf8ed68929caa551df3 for pr-75494-beta
[INFO] extracting crate fractal-matrix-api 4.2.0 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate fractal-matrix-api 4.2.0 on toolchain cfbc6d4cf1acbac5c025acf8ed68929caa551df3
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+cfbc6d4cf1acbac5c025acf8ed68929caa551df3" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate fractal-matrix-api 4.2.0
[INFO] finished tweaking crates.io crate fractal-matrix-api 4.2.0
[INFO] tweaked toml for crates.io crate fractal-matrix-api 4.2.0 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+cfbc6d4cf1acbac5c025acf8ed68929caa551df3" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+cfbc6d4cf1acbac5c025acf8ed68929caa551df3" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+cfbc6d4cf1acbac5c025acf8ed68929caa551df3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d671c887f728bc3902374171dbffe3ae57fc9726c0c6ffa9a8fc06ecf57cf2ef
[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" "d671c887f728bc3902374171dbffe3ae57fc9726c0c6ffa9a8fc06ecf57cf2ef", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d671c887f728bc3902374171dbffe3ae57fc9726c0c6ffa9a8fc06ecf57cf2ef", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d671c887f728bc3902374171dbffe3ae57fc9726c0c6ffa9a8fc06ecf57cf2ef", kill_on_drop: false }`
[INFO] [stdout] d671c887f728bc3902374171dbffe3ae57fc9726c0c6ffa9a8fc06ecf57cf2ef
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+cfbc6d4cf1acbac5c025acf8ed68929caa551df3" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3a08901ee8ec183c36457f6f0f3e6e7b33c8802dc417e476edcf463dfeb5d673
[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" "3a08901ee8ec183c36457f6f0f3e6e7b33c8802dc417e476edcf463dfeb5d673", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]     Checking futures v0.1.29
[INFO] [stderr]    Compiling proc-macro2 v1.0.19
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[INFO] [stderr]    Compiling autocfg v0.1.7
[INFO] [stderr]     Checking rand_core v0.4.2
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[INFO] [stderr]    Compiling parking_lot_core v0.6.2
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[INFO] [stderr]     Checking smallvec v0.6.13
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[INFO] [stderr]    Compiling rand_chacha v0.1.1
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[INFO] [stderr]     Checking crossbeam-queue v0.2.3
[INFO] [stderr]     Checking tokio-executor v0.1.10
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[INFO] [stderr]     Checking tokio-current-thread v0.1.7
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[INFO] [stderr]     Checking crossbeam-deque v0.7.3
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[INFO] [stderr]    Compiling openssl v0.10.30
[INFO] [stderr]    Compiling native-tls v0.2.4
[INFO] [stderr]     Checking uuid v0.7.4
[INFO] [stderr]     Checking tokio-threadpool v0.1.18
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[INFO] [stderr]     Checking http-body v0.1.0
[INFO] [stderr]     Checking tokio v0.1.22
[INFO] [stderr]     Checking backtrace v0.3.50
[INFO] [stderr]    Compiling synstructure v0.12.4
[INFO] [stderr]    Compiling serde_derive v1.0.115
[INFO] [stderr]     Checking failure v0.1.8
[INFO] [stderr]     Checking hyper-tls v0.3.2
[INFO] [stderr]     Checking serde v1.0.115
[INFO] [stderr]     Checking serde_json v1.0.57
[INFO] [stderr]     Checking serde_urlencoded v0.5.5
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[INFO] [stderr]     Checking cookie_store v0.7.0
[INFO] [stderr]     Checking reqwest v0.9.24
[INFO] [stderr]     Checking fractal-matrix-api v4.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]    --> src/model/room.rs:399:13
[INFO] [stdout]     |
[INFO] [stdout] 399 | /             (x["type"] == "m.room.member"
[INFO] [stdout] 400 | |                 && ((x["content"]["membership"] == "join" && x["sender"] != userid)
[INFO] [stdout] 401 | |                     || (x["content"]["membership"] == "invite" && x["state_key"] != userid)))
[INFO] [stdout]     | |_____________________________________________________________________________________________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 399 |             x["type"] == "m.room.member"
[INFO] [stdout] 400 |                 && ((x["content"]["membership"] == "join" && x["sender"] != userid)
[INFO] [stdout] 401 |                     || (x["content"]["membership"] == "invite" && x["state_key"] != userid))
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]    --> src/model/room.rs:399:13
[INFO] [stdout]     |
[INFO] [stdout] 399 | /             (x["type"] == "m.room.member"
[INFO] [stdout] 400 | |                 && ((x["content"]["membership"] == "join" && x["sender"] != userid)
[INFO] [stdout] 401 | |                     || (x["content"]["membership"] == "invite" && x["state_key"] != userid)))
[INFO] [stdout]     | |_____________________________________________________________________________________________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 399 |             x["type"] == "m.room.member"
[INFO] [stdout] 400 |                 && ((x["content"]["membership"] == "join" && x["sender"] != userid)
[INFO] [stdout] 401 |                     || (x["content"]["membership"] == "invite" && x["state_key"] != userid))
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 40s
[INFO] running `Command { std: "docker" "inspect" "3a08901ee8ec183c36457f6f0f3e6e7b33c8802dc417e476edcf463dfeb5d673", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3a08901ee8ec183c36457f6f0f3e6e7b33c8802dc417e476edcf463dfeb5d673", kill_on_drop: false }`
[INFO] [stdout] 3a08901ee8ec183c36457f6f0f3e6e7b33c8802dc417e476edcf463dfeb5d673
