[INFO] fetching crate syngestures 0.1.0...
[INFO] testing syngestures-0.1.0 against try#722e1797249a965b6335aebd65d777f917e498f1 for pr-91031
[INFO] extracting crate syngestures 0.1.0 into /workspace/builds/worker-38/source
[INFO] validating manifest of crates.io crate syngestures 0.1.0 on toolchain 722e1797249a965b6335aebd65d777f917e498f1
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate syngestures 0.1.0
[INFO] finished tweaking crates.io crate syngestures 0.1.0
[INFO] tweaked toml for crates.io crate syngestures 0.1.0 written to /workspace/builds/worker-38/source/Cargo.toml
[INFO] crate crates.io crate syngestures 0.1.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "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
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded serde_repr v0.1.6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-38/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-38/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c48563185231d973aef8d307e4fa4cd36adbeecabb2e6593eb3cde16c16a1387
[INFO] running `Command { std: "docker" "start" "-a" "c48563185231d973aef8d307e4fa4cd36adbeecabb2e6593eb3cde16c16a1387", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c48563185231d973aef8d307e4fa4cd36adbeecabb2e6593eb3cde16c16a1387", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c48563185231d973aef8d307e4fa4cd36adbeecabb2e6593eb3cde16c16a1387", kill_on_drop: false }`
[INFO] [stdout] c48563185231d973aef8d307e4fa4cd36adbeecabb2e6593eb3cde16c16a1387
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-38/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-38/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7d267f058788ebf9b5dc6c5704c8538febba786e5f6b8cadfa7cf2d9b36886ec
[INFO] running `Command { std: "docker" "start" "-a" "7d267f058788ebf9b5dc6c5704c8538febba786e5f6b8cadfa7cf2d9b36886ec", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling syn v1.0.48
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]    Compiling serde_derive v1.0.117
[INFO] [stderr]    Compiling serde v1.0.117
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling regex-syntax v0.6.18
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling thread_local v1.0.1
[INFO] [stderr]    Compiling aho-corasick v0.7.13
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]    Compiling regex v1.3.9
[INFO] [stderr]    Compiling serde_repr v0.1.6
[INFO] [stderr]    Compiling toml v0.5.7
[INFO] [stderr]    Compiling syngestures v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `tool_id`
[INFO] [stdout]    --> src/events.rs:215:5
[INFO] [stdout]     |
[INFO] [stdout] 215 |     pub tool_id: Option<i32>,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `last_ts`
[INFO] [stdout]    --> src/events.rs:216:5
[INFO] [stdout]     |
[INFO] [stdout] 216 |     pub last_ts: f64,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 19.98s
[INFO] running `Command { std: "docker" "inspect" "7d267f058788ebf9b5dc6c5704c8538febba786e5f6b8cadfa7cf2d9b36886ec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7d267f058788ebf9b5dc6c5704c8538febba786e5f6b8cadfa7cf2d9b36886ec", kill_on_drop: false }`
[INFO] [stdout] 7d267f058788ebf9b5dc6c5704c8538febba786e5f6b8cadfa7cf2d9b36886ec
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-38/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-38/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ec3c35331ba9127a5fe0da7ef6cc20da8e0e284ca7877671fc8ae2dddb3f4379
[INFO] running `Command { std: "docker" "start" "-a" "ec3c35331ba9127a5fe0da7ef6cc20da8e0e284ca7877671fc8ae2dddb3f4379", kill_on_drop: false }`
[INFO] [stderr]    Compiling syngestures v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `tool_id`
[INFO] [stdout]    --> src/events.rs:215:5
[INFO] [stdout]     |
[INFO] [stdout] 215 |     pub tool_id: Option<i32>,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `last_ts`
[INFO] [stdout]    --> src/events.rs:216:5
[INFO] [stdout]     |
[INFO] [stdout] 216 |     pub last_ts: f64,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.28s
[INFO] running `Command { std: "docker" "inspect" "ec3c35331ba9127a5fe0da7ef6cc20da8e0e284ca7877671fc8ae2dddb3f4379", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ec3c35331ba9127a5fe0da7ef6cc20da8e0e284ca7877671fc8ae2dddb3f4379", kill_on_drop: false }`
[INFO] [stdout] ec3c35331ba9127a5fe0da7ef6cc20da8e0e284ca7877671fc8ae2dddb3f4379
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-38/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-38/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 2009e5b2adeed3e561892a443f4c168c8b50f084894c05a9fa98e84f6dcbb0a4
[INFO] running `Command { std: "docker" "start" "-a" "2009e5b2adeed3e561892a443f4c168c8b50f084894c05a9fa98e84f6dcbb0a4", kill_on_drop: false }`
[INFO] [stderr] warning: field is never read: `tool_id`
[INFO] [stderr]    --> src/events.rs:215:5
[INFO] [stderr]     |
[INFO] [stderr] 215 |     pub tool_id: Option<i32>,
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `last_ts`
[INFO] [stderr]    --> src/events.rs:216:5
[INFO] [stderr]     |
[INFO] [stderr] 216 |     pub last_ts: f64,
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `syngestures` (bin "syngestures" test) generated 2 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/syngestures-e30ad9128e22e0ee)
[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" "2009e5b2adeed3e561892a443f4c168c8b50f084894c05a9fa98e84f6dcbb0a4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2009e5b2adeed3e561892a443f4c168c8b50f084894c05a9fa98e84f6dcbb0a4", kill_on_drop: false }`
[INFO] [stdout] 2009e5b2adeed3e561892a443f4c168c8b50f084894c05a9fa98e84f6dcbb0a4