[INFO] cloning repository https://github.com/ggazzo/rust-ddp
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ggazzo/rust-ddp" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fggazzo%2Frust-ddp", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fggazzo%2Frust-ddp'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c79b64aa4cdb83287d282bdda7f998dca863b0e4
[INFO] testing ggazzo/rust-ddp against beta-2021-09-08 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fggazzo%2Frust-ddp" "/workspace/builds/worker-2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ggazzo/rust-ddp on toolchain beta-2021-09-08
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/ggazzo/rust-ddp
[INFO] finished tweaking git repo https://github.com/ggazzo/rust-ddp
[INFO] tweaked toml for git repo https://github.com/ggazzo/rust-ddp written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/ggazzo/rust-ddp already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 07e5adf810499928a2b175a6047e45de75ed5880ddc8293a0ce04bf4ef2de69f
[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" "07e5adf810499928a2b175a6047e45de75ed5880ddc8293a0ce04bf4ef2de69f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "07e5adf810499928a2b175a6047e45de75ed5880ddc8293a0ce04bf4ef2de69f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "07e5adf810499928a2b175a6047e45de75ed5880ddc8293a0ce04bf4ef2de69f", kill_on_drop: false }`
[INFO] [stdout] 07e5adf810499928a2b175a6047e45de75ed5880ddc8293a0ce04bf4ef2de69f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b17ed4ea707b72dbd08c0191ed61f83fbd00f9d0455dbcdc3a4a0d2bbcb29638
[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" "b17ed4ea707b72dbd08c0191ed61f83fbd00f9d0455dbcdc3a4a0d2bbcb29638", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.53
[INFO] [stderr]    Compiling futures-io v0.3.8
[INFO] [stderr]    Compiling cc v1.0.65
[INFO] [stderr]    Compiling futures-sink v0.3.8
[INFO] [stderr]    Compiling regex-syntax v0.6.21
[INFO] [stderr]    Compiling async-channel v1.5.1
[INFO] [stderr]    Compiling getrandom v0.1.15
[INFO] [stderr]    Compiling nb-connect v1.0.2
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling polling v2.0.2
[INFO] [stderr]    Compiling parking_lot_core v0.8.2
[INFO] [stderr]    Compiling mio v0.7.6
[INFO] [stderr]    Compiling signal-hook-registry v1.2.2
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling rand v0.4.6
[INFO] [stderr]    Compiling futures-channel v0.3.8
[INFO] [stderr]    Compiling futures-lite v1.11.2
[INFO] [stderr]    Compiling parking_lot v0.11.1
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling rand v0.3.23
[INFO] [stderr]    Compiling openssl-sys v0.9.58
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling async-executor v1.4.0
[INFO] [stderr]    Compiling async-io v1.3.1
[INFO] [stderr]    Compiling blocking v1.0.2
[INFO] [stderr]    Compiling regex v1.4.2
[INFO] [stderr]    Compiling async-global-executor v1.4.3
[INFO] [stderr]    Compiling async-std v1.8.0
[INFO] [stderr]    Compiling env_logger v0.8.2
[INFO] [stderr]    Compiling openssl v0.10.30
[INFO] [stderr]    Compiling native-tls v0.2.6
[INFO] [stderr]    Compiling tungstenite v0.11.1
[INFO] [stderr]    Compiling pin-project-internal v1.0.2
[INFO] [stderr]    Compiling futures-macro v0.3.8
[INFO] [stderr]    Compiling serde_derive v1.0.117
[INFO] [stderr]    Compiling tokio-macros v1.0.0
[INFO] [stderr]    Compiling tokio v1.0.1
[INFO] [stderr]    Compiling pin-project v1.0.2
[INFO] [stderr]    Compiling futures-util v0.3.8
[INFO] [stderr]    Compiling serde v1.0.117
[INFO] [stderr]    Compiling futures-executor v0.3.8
[INFO] [stderr]    Compiling async-tungstenite v0.10.0
[INFO] [stderr]    Compiling futures v0.3.8
[INFO] [stderr]    Compiling uuid v0.8.1
[INFO] [stderr]    Compiling serde_json v1.0.59
[INFO] [stderr]    Compiling ddp_server v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: constant is never used: `VERSIONS`
[INFO] [stdout]  --> src/ddp.rs:4:1
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub const VERSIONS: &'static [&'static str; 3] = &["1", "pre2", "pre1"];
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias is never used: `Ejson`
[INFO] [stdout]  --> src/ddp.rs:5:1
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub type Ejson = serde_json::Value;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `text`
[INFO] [stdout]   --> src/ddp.rs:92:12
[INFO] [stdout]    |
[INFO] [stdout] 92 |     pub fn text<'l>(id: &'l str, method: &'l str, params: Option<&Vec<&Ejson>>) -> String {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 37.25s
[INFO] running `Command { std: "docker" "inspect" "b17ed4ea707b72dbd08c0191ed61f83fbd00f9d0455dbcdc3a4a0d2bbcb29638", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b17ed4ea707b72dbd08c0191ed61f83fbd00f9d0455dbcdc3a4a0d2bbcb29638", kill_on_drop: false }`
[INFO] [stdout] b17ed4ea707b72dbd08c0191ed61f83fbd00f9d0455dbcdc3a4a0d2bbcb29638
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3e7d08784842840aa4a80aae7cf7ac0fe296f619850280832db8bcfbb0608995
[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" "3e7d08784842840aa4a80aae7cf7ac0fe296f619850280832db8bcfbb0608995", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling ddp_server v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: constant is never used: `VERSIONS`
[INFO] [stdout]  --> src/ddp.rs:4:1
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub const VERSIONS: &'static [&'static str; 3] = &["1", "pre2", "pre1"];
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias is never used: `Ejson`
[INFO] [stdout]  --> src/ddp.rs:5:1
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub type Ejson = serde_json::Value;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `text`
[INFO] [stdout]   --> src/ddp.rs:92:12
[INFO] [stdout]    |
[INFO] [stdout] 92 |     pub fn text<'l>(id: &'l str, method: &'l str, params: Option<&Vec<&Ejson>>) -> String {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.35s
[INFO] running `Command { std: "docker" "inspect" "3e7d08784842840aa4a80aae7cf7ac0fe296f619850280832db8bcfbb0608995", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3e7d08784842840aa4a80aae7cf7ac0fe296f619850280832db8bcfbb0608995", kill_on_drop: false }`
[INFO] [stdout] 3e7d08784842840aa4a80aae7cf7ac0fe296f619850280832db8bcfbb0608995
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 31bb83f9fe32fe95c195b17a130f9b81ab70ec465a6a510b5d889fc10e7e48ad
[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" "31bb83f9fe32fe95c195b17a130f9b81ab70ec465a6a510b5d889fc10e7e48ad", kill_on_drop: false }`
[INFO] [stderr] warning: constant is never used: `VERSIONS`
[INFO] [stderr]  --> src/ddp.rs:4:1
[INFO] [stderr]   |
[INFO] [stderr] 4 | pub const VERSIONS: &'static [&'static str; 3] = &["1", "pre2", "pre1"];
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: type alias is never used: `Ejson`
[INFO] [stderr]  --> src/ddp.rs:5:1
[INFO] [stderr]   |
[INFO] [stderr] 5 | pub type Ejson = serde_json::Value;
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `text`
[INFO] [stderr]   --> src/ddp.rs:92:12
[INFO] [stderr]    |
[INFO] [stderr] 92 |     pub fn text<'l>(id: &'l str, method: &'l str, params: Option<&Vec<&Ejson>>) -> String {
[INFO] [stderr]    |            ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `ddp_server` (bin "ddp_server" test) generated 3 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/ddp_server-4f1d9aaa919d7cf8)
[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" "31bb83f9fe32fe95c195b17a130f9b81ab70ec465a6a510b5d889fc10e7e48ad", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "31bb83f9fe32fe95c195b17a130f9b81ab70ec465a6a510b5d889fc10e7e48ad", kill_on_drop: false }`
[INFO] [stdout] 31bb83f9fe32fe95c195b17a130f9b81ab70ec465a6a510b5d889fc10e7e48ad