[INFO] fetching crate matrix-sdk 0.6.2...
[INFO] checking matrix-sdk-0.6.2 against master#35936c4839dd272646394779d151e060d0f6b3ac for pr-122960-1
[INFO] extracting crate matrix-sdk 0.6.2 into /workspace/builds/worker-3-tc1/source
[INFO] validating manifest of crates.io crate matrix-sdk 0.6.2 on toolchain 35936c4839dd272646394779d151e060d0f6b3ac
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+35936c4839dd272646394779d151e060d0f6b3ac" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate matrix-sdk 0.6.2
[INFO] finished tweaking crates.io crate matrix-sdk 0.6.2
[INFO] tweaked toml for crates.io crate matrix-sdk 0.6.2 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+35936c4839dd272646394779d151e060d0f6b3ac" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+35936c4839dd272646394779d151e060d0f6b3ac" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded simd-adler32 v0.3.7
[INFO] [stderr]   Downloaded assert-json-diff v2.0.2
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+35936c4839dd272646394779d151e060d0f6b3ac" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c705ccd7761e189e3cd5062a3a09ee7d271c3988675bf438dc55d13fd757336d
[INFO] running `Command { std: "docker" "start" "-a" "c705ccd7761e189e3cd5062a3a09ee7d271c3988675bf438dc55d13fd757336d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c705ccd7761e189e3cd5062a3a09ee7d271c3988675bf438dc55d13fd757336d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c705ccd7761e189e3cd5062a3a09ee7d271c3988675bf438dc55d13fd757336d", kill_on_drop: false }`
[INFO] [stdout] c705ccd7761e189e3cd5062a3a09ee7d271c3988675bf438dc55d13fd757336d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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" "RUSTDOCFLAGS=--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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+35936c4839dd272646394779d151e060d0f6b3ac" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f45ea450ce048acd43c3faae57191fee85fa6b7b59ca34c54344ddc0662773ad
[INFO] running `Command { std: "docker" "start" "-a" "f45ea450ce048acd43c3faae57191fee85fa6b7b59ca34c54344ddc0662773ad", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.197
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[INFO] [stderr]    Compiling serde_json v1.0.115
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[INFO] [stderr]    Compiling rustix v0.38.32
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[INFO] [stderr]    Compiling matrix-sdk v0.6.2 (/opt/rustwide/workdir)
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[INFO] [stderr]    Compiling prost-derive v0.11.9
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[INFO] [stderr]    Compiling ctor v0.1.26
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[INFO] [stderr]    Compiling thiserror-impl v1.0.58
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[INFO] [stderr]    Compiling zeroize_derive v1.4.2
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[INFO] [stderr]    Compiling darling v0.14.4
[INFO] [stderr]    Compiling pin-project-internal v1.1.5
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[INFO] [stderr]    Compiling derive_builder_macro v0.11.2
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[INFO] [stderr]     Checking url v2.5.0
[INFO] [stderr]     Checking js_option v0.1.1
[INFO] [stderr]     Checking arrayvec v0.7.4
[INFO] [stderr]     Checking curve25519-dalek v3.2.1
[INFO] [stderr]     Checking ed25519 v1.5.3
[INFO] [stderr]     Checking serde_bytes v0.11.14
[INFO] [stderr]     Checking serde_urlencoded v0.7.1
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[INFO] [stderr]    Compiling toml v0.5.11
[INFO] [stderr]     Checking x25519-dalek v1.2.0
[INFO] [stderr]     Checking ed25519-dalek v1.0.1
[INFO] [stderr]     Checking matrix-sdk-store-encryption v0.2.0
[INFO] [stderr]     Checking assert-json-diff v2.0.2
[INFO] [stderr]     Checking vodozemac v0.3.0
[INFO] [stderr]    Compiling ruma-macros v0.10.5
[INFO] [stderr]     Checking hyper v0.14.28
[INFO] [stderr]     Checking hyper-tls v0.5.0
[INFO] [stderr]     Checking wiremock v0.5.22
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[INFO] [stderr]     Checking ruma-client-api v0.15.3
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[INFO] [stderr]     Checking matrix-sdk-test v0.6.0
[INFO] [stderr]     Checking matrix-sdk-crypto v0.6.0
[INFO] [stderr]     Checking matrix-sdk-base v0.6.1
[INFO] [stdout] warning: the item `mime` is imported redundantly
[INFO] [stdout]   --> src/room/joined.rs:10:12
[INFO] [stdout]    |
[INFO] [stdout] 10 | use mime::{self, Mime};
[INFO] [stdout]    |            ^^^^ the item `mime` is already defined by prelude
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `mime` is imported redundantly
[INFO] [stdout]   --> src/room/joined.rs:10:12
[INFO] [stdout]    |
[INFO] [stdout] 10 | use mime::{self, Mime};
[INFO] [stdout]    |            ^^^^ the item `mime` is already defined by prelude
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[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` profile [unoptimized + debuginfo] target(s) in 1m 12s
[INFO] running `Command { std: "docker" "inspect" "f45ea450ce048acd43c3faae57191fee85fa6b7b59ca34c54344ddc0662773ad", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f45ea450ce048acd43c3faae57191fee85fa6b7b59ca34c54344ddc0662773ad", kill_on_drop: false }`
[INFO] [stdout] f45ea450ce048acd43c3faae57191fee85fa6b7b59ca34c54344ddc0662773ad