[INFO] fetching crate deepwell-rpc 0.0.1...
[INFO] testing deepwell-rpc-0.0.1 against 1.54.0 for beta-1.55-1
[INFO] extracting crate deepwell-rpc 0.0.1 into /workspace/builds/worker-43/source
[INFO] validating manifest of crates.io crate deepwell-rpc 0.0.1 on toolchain 1.54.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate deepwell-rpc 0.0.1
[INFO] finished tweaking crates.io crate deepwell-rpc 0.0.1
[INFO] tweaked toml for crates.io crate deepwell-rpc 0.0.1 written to /workspace/builds/worker-43/source/Cargo.toml
[INFO] crate crates.io crate deepwell-rpc 0.0.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "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
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[INFO] running `Command { std: "docker" "rm" "-f" "4d501aaf2076fa7fa0838091c075e6ee4480cd5cdedb3455dcd6f78764acd3cc", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-43/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-43/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6f70acfda7f304eabba1e4d47431d3da1a70d511c1af8e45bf0dc28b404dbf7a
[INFO] running `Command { std: "docker" "start" "-a" "6f70acfda7f304eabba1e4d47431d3da1a70d511c1af8e45bf0dc28b404dbf7a", kill_on_drop: false }`
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[INFO] [stderr]    Compiling backtrace v0.3.42
[INFO] [stderr]    Compiling color-backtrace v0.3.0
[INFO] [stderr]    Compiling chrono v0.4.10
[INFO] [stderr]    Compiling ipnetwork v0.15.1
[INFO] [stderr]    Compiling serde_json v1.0.45
[INFO] [stderr]    Compiling toml v0.5.6
[INFO] [stderr]    Compiling diesel v1.4.3
[INFO] [stderr]    Compiling pretty_env_logger v0.3.1
[INFO] [stderr]    Compiling tokio-serde v0.6.0
[INFO] [stderr]    Compiling tarpc v0.20.0
[INFO] [stderr]    Compiling deepwell-core v0.0.1
[INFO] [stderr]    Compiling deepwell-core v0.0.2
[INFO] [stderr]    Compiling deepwell v0.0.7
[INFO] [stderr]    Compiling deepwell-rpc v0.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `crate::Result`
[INFO] [stdout]   --> src/api.rs:21:5
[INFO] [stdout]    |
[INFO] [stdout] 21 | use crate::Result;
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::Result`
[INFO] [stdout]   --> src/client.rs:22:5
[INFO] [stdout]    |
[INFO] [stdout] 22 | use crate::Result;
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: derive helper attribute is used before it is introduced
[INFO] [stdout]   --> src/config.rs:69:3
[INFO] [stdout]    |
[INFO] [stdout] 69 | #[serde(rename_all = "kebab-case")]
[INFO] [stdout]    |   ^^^^^
[INFO] [stdout] 70 | #[derive(Deserialize, Debug)]
[INFO] [stdout]    |          ----------- the attribute is introduced here
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(legacy_derive_helpers)]` on by default
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]    = note: for more information, see issue #79202 <https://github.com/rust-lang/rust/issues/79202>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: derive helper attribute is used before it is introduced
[INFO] [stdout]   --> src/config.rs:75:3
[INFO] [stdout]    |
[INFO] [stdout] 75 | #[serde(rename_all = "kebab-case")]
[INFO] [stdout]    |   ^^^^^
[INFO] [stdout] 76 | #[derive(Deserialize, Debug)]
[INFO] [stdout]    |          ----------- the attribute is introduced here
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]    = note: for more information, see issue #79202 <https://github.com/rust-lang/rust/issues/79202>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: derive helper attribute is used before it is introduced
[INFO] [stdout]   --> src/config.rs:82:3
[INFO] [stdout]    |
[INFO] [stdout] 82 | #[serde(rename_all = "kebab-case")]
[INFO] [stdout]    |   ^^^^^
[INFO] [stdout] 83 | #[derive(Deserialize, Debug)]
[INFO] [stdout]    |          ----------- the attribute is introduced here
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]    = note: for more information, see issue #79202 <https://github.com/rust-lang/rust/issues/79202>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::Result`
[INFO] [stdout]   --> src/api.rs:21:5
[INFO] [stdout]    |
[INFO] [stdout] 21 | use crate::Result;
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::Result`
[INFO] [stdout]   --> src/server.rs:22:5
[INFO] [stdout]    |
[INFO] [stdout] 22 | use crate::Result;
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 03s
[INFO] running `Command { std: "docker" "inspect" "6f70acfda7f304eabba1e4d47431d3da1a70d511c1af8e45bf0dc28b404dbf7a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6f70acfda7f304eabba1e4d47431d3da1a70d511c1af8e45bf0dc28b404dbf7a", kill_on_drop: false }`
[INFO] [stdout] 6f70acfda7f304eabba1e4d47431d3da1a70d511c1af8e45bf0dc28b404dbf7a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-43/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-43/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 32fe3fd2868906042d90dd09c5cf2c05112610280d2b554e3000213ec08d5008
[INFO] running `Command { std: "docker" "start" "-a" "32fe3fd2868906042d90dd09c5cf2c05112610280d2b554e3000213ec08d5008", kill_on_drop: false }`
[INFO] [stderr]    Compiling deepwell-rpc v0.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `crate::Result`
[INFO] [stdout]   --> src/api.rs:21:5
[INFO] [stdout]    |
[INFO] [stdout] 21 | use crate::Result;
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::Result`
[INFO] [stdout]   --> src/client.rs:22:5
[INFO] [stdout]    |
[INFO] [stdout] 22 | use crate::Result;
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::Result`
[INFO] [stdout]   --> src/api.rs:21:5
[INFO] [stdout]    |
[INFO] [stdout] 21 | use crate::Result;
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::Result`
[INFO] [stdout]   --> src/client.rs:22:5
[INFO] [stdout]    |
[INFO] [stdout] 22 | use crate::Result;
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: derive helper attribute is used before it is introduced
[INFO] [stdout]   --> src/config.rs:69:3
[INFO] [stdout]    |
[INFO] [stdout] 69 | #[serde(rename_all = "kebab-case")]
[INFO] [stdout]    |   ^^^^^
[INFO] [stdout] 70 | #[derive(Deserialize, Debug)]
[INFO] [stdout]    |          ----------- the attribute is introduced here
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(legacy_derive_helpers)]` on by default
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]    = note: for more information, see issue #79202 <https://github.com/rust-lang/rust/issues/79202>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: derive helper attribute is used before it is introduced
[INFO] [stdout]   --> src/config.rs:75:3
[INFO] [stdout]    |
[INFO] [stdout] 75 | #[serde(rename_all = "kebab-case")]
[INFO] [stdout]    |   ^^^^^
[INFO] [stdout] 76 | #[derive(Deserialize, Debug)]
[INFO] [stdout]    |          ----------- the attribute is introduced here
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]    = note: for more information, see issue #79202 <https://github.com/rust-lang/rust/issues/79202>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: derive helper attribute is used before it is introduced
[INFO] [stdout]   --> src/config.rs:82:3
[INFO] [stdout]    |
[INFO] [stdout] 82 | #[serde(rename_all = "kebab-case")]
[INFO] [stdout]    |   ^^^^^
[INFO] [stdout] 83 | #[derive(Deserialize, Debug)]
[INFO] [stdout]    |          ----------- the attribute is introduced here
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]    = note: for more information, see issue #79202 <https://github.com/rust-lang/rust/issues/79202>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::Result`
[INFO] [stdout]   --> src/api.rs:21:5
[INFO] [stdout]    |
[INFO] [stdout] 21 | use crate::Result;
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::Result`
[INFO] [stdout]   --> src/server.rs:22:5
[INFO] [stdout]    |
[INFO] [stdout] 22 | use crate::Result;
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.28s
[INFO] running `Command { std: "docker" "inspect" "32fe3fd2868906042d90dd09c5cf2c05112610280d2b554e3000213ec08d5008", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "32fe3fd2868906042d90dd09c5cf2c05112610280d2b554e3000213ec08d5008", kill_on_drop: false }`
[INFO] [stdout] 32fe3fd2868906042d90dd09c5cf2c05112610280d2b554e3000213ec08d5008
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-43/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-43/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 9fef44456c3cc6bb668bdffea6e77d17506e8fda4fed7f8997ecf38bb19c7af8
[INFO] running `Command { std: "docker" "start" "-a" "9fef44456c3cc6bb668bdffea6e77d17506e8fda4fed7f8997ecf38bb19c7af8", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `crate::Result`
[INFO] [stderr]   --> src/api.rs:21:5
[INFO] [stderr]    |
[INFO] [stderr] 21 | use crate::Result;
[INFO] [stderr]    |     ^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `crate::Result`
[INFO] [stderr]   --> src/client.rs:22:5
[INFO] [stderr]    |
[INFO] [stderr] 22 | use crate::Result;
[INFO] [stderr]    |     ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `crate::Result`
[INFO] [stderr]   --> src/api.rs:21:5
[INFO] [stderr]    |
[INFO] [stderr] 21 | use crate::Result;
[INFO] [stderr]    |     ^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `crate::Result`
[INFO] [stderr]   --> src/client.rs:22:5
[INFO] [stderr]    |
[INFO] [stderr] 22 | use crate::Result;
[INFO] [stderr]    |     ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: derive helper attribute is used before it is introduced
[INFO] [stderr]   --> src/config.rs:69:3
[INFO] [stderr]    |
[INFO] [stderr] 69 | #[serde(rename_all = "kebab-case")]
[INFO] [stderr]    |   ^^^^^
[INFO] [stderr] 70 | #[derive(Deserialize, Debug)]
[INFO] [stderr]    |          ----------- the attribute is introduced here
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(legacy_derive_helpers)]` on by default
[INFO] [stderr]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]    = note: for more information, see issue #79202 <https://github.com/rust-lang/rust/issues/79202>
[INFO] [stderr] 
[INFO] [stderr] warning: derive helper attribute is used before it is introduced
[INFO] [stderr]   --> src/config.rs:75:3
[INFO] [stderr]    |
[INFO] [stderr] 75 | #[serde(rename_all = "kebab-case")]
[INFO] [stderr]    |   ^^^^^
[INFO] [stderr] 76 | #[derive(Deserialize, Debug)]
[INFO] [stderr]    |          ----------- the attribute is introduced here
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]    = note: for more information, see issue #79202 <https://github.com/rust-lang/rust/issues/79202>
[INFO] [stderr] 
[INFO] [stderr] warning: derive helper attribute is used before it is introduced
[INFO] [stderr]   --> src/config.rs:82:3
[INFO] [stderr]    |
[INFO] [stderr] 82 | #[serde(rename_all = "kebab-case")]
[INFO] [stderr]    |   ^^^^^
[INFO] [stderr] 83 | #[derive(Deserialize, Debug)]
[INFO] [stderr]    |          ----------- the attribute is introduced here
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]    = note: for more information, see issue #79202 <https://github.com/rust-lang/rust/issues/79202>
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `crate::Result`
[INFO] [stderr]   --> src/api.rs:21:5
[INFO] [stderr]    |
[INFO] [stderr] 21 | use crate::Result;
[INFO] [stderr]    |     ^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `crate::Result`
[INFO] [stderr]   --> src/server.rs:22:5
[INFO] [stderr]    |
[INFO] [stderr] 22 | use crate::Result;
[INFO] [stderr]    |     ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 5 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.12s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/client-0438e398f322f2db)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/server-1065a9a2a120665e)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests client
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "9fef44456c3cc6bb668bdffea6e77d17506e8fda4fed7f8997ecf38bb19c7af8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9fef44456c3cc6bb668bdffea6e77d17506e8fda4fed7f8997ecf38bb19c7af8", kill_on_drop: false }`
[INFO] [stdout] 9fef44456c3cc6bb668bdffea6e77d17506e8fda4fed7f8997ecf38bb19c7af8
