[INFO] fetching crate syngestures 0.1.0...
[INFO] testing syngestures-0.1.0 against master#a77da2d454e6caa227a85b16410b95f93495e7e0 for pr-91031
[INFO] extracting crate syngestures 0.1.0 into /workspace/builds/worker-42/source
[INFO] validating manifest of crates.io crate syngestures 0.1.0 on toolchain a77da2d454e6caa227a85b16410b95f93495e7e0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "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-42/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" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-42/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-42/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" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 547bf0541783e3adf26a736c1c9ba62e2d788ce369823e7a5c8137eca5a8ba93
[INFO] running `Command { std: "docker" "start" "-a" "547bf0541783e3adf26a736c1c9ba62e2d788ce369823e7a5c8137eca5a8ba93", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "547bf0541783e3adf26a736c1c9ba62e2d788ce369823e7a5c8137eca5a8ba93", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "547bf0541783e3adf26a736c1c9ba62e2d788ce369823e7a5c8137eca5a8ba93", kill_on_drop: false }`
[INFO] [stdout] 547bf0541783e3adf26a736c1c9ba62e2d788ce369823e7a5c8137eca5a8ba93
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-42/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-42/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" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 16824bf2565fbcdba6602602c28ff48f4691cbcc3a64b3beb67fab80e27693a8
[INFO] running `Command { std: "docker" "start" "-a" "16824bf2565fbcdba6602602c28ff48f4691cbcc3a64b3beb67fab80e27693a8", 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 19.96s
[INFO] running `Command { std: "docker" "inspect" "16824bf2565fbcdba6602602c28ff48f4691cbcc3a64b3beb67fab80e27693a8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "16824bf2565fbcdba6602602c28ff48f4691cbcc3a64b3beb67fab80e27693a8", kill_on_drop: false }`
[INFO] [stdout] 16824bf2565fbcdba6602602c28ff48f4691cbcc3a64b3beb67fab80e27693a8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-42/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-42/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" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 430c163a556523cdc5270b46ee05de1066ca9f77793746a5f59ff2c914e0dd24
[INFO] running `Command { std: "docker" "start" "-a" "430c163a556523cdc5270b46ee05de1066ca9f77793746a5f59ff2c914e0dd24", 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 1.22s
[INFO] running `Command { std: "docker" "inspect" "430c163a556523cdc5270b46ee05de1066ca9f77793746a5f59ff2c914e0dd24", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "430c163a556523cdc5270b46ee05de1066ca9f77793746a5f59ff2c914e0dd24", kill_on_drop: false }`
[INFO] [stdout] 430c163a556523cdc5270b46ee05de1066ca9f77793746a5f59ff2c914e0dd24
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-42/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-42/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" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 7707bcfb77865374f7fc98a9198d2e7072448225445d08d4a2cb56c21af401d1
[INFO] running `Command { std: "docker" "start" "-a" "7707bcfb77865374f7fc98a9198d2e7072448225445d08d4a2cb56c21af401d1", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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 0.42s
[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" "7707bcfb77865374f7fc98a9198d2e7072448225445d08d4a2cb56c21af401d1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7707bcfb77865374f7fc98a9198d2e7072448225445d08d4a2cb56c21af401d1", kill_on_drop: false }`
[INFO] [stdout] 7707bcfb77865374f7fc98a9198d2e7072448225445d08d4a2cb56c21af401d1