[INFO] fetching crate rabbit-digger 0.1.1...
[INFO] building rabbit-digger-0.1.1 against try#d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6 for pr-146237-1
[INFO] extracting crate rabbit-digger 0.1.1 into /workspace/builds/worker-1-tc2/source
[INFO] started tweaking crates.io crate rabbit-digger 0.1.1
[INFO] finished tweaking crates.io crate rabbit-digger 0.1.1
[INFO] tweaked toml for crates.io crate rabbit-digger 0.1.1 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate rabbit-digger 0.1.1 on toolchain d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate rabbit-digger 0.1.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] acddf381d0b85b2849cda71241dcb5e58e8d6dbdd762de615656f3ca64592f06
[INFO] running `Command { std: "docker" "start" "-a" "acddf381d0b85b2849cda71241dcb5e58e8d6dbdd762de615656f3ca64592f06", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "acddf381d0b85b2849cda71241dcb5e58e8d6dbdd762de615656f3ca64592f06", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "acddf381d0b85b2849cda71241dcb5e58e8d6dbdd762de615656f3ca64592f06", kill_on_drop: false }`
[INFO] [stdout] acddf381d0b85b2849cda71241dcb5e58e8d6dbdd762de615656f3ca64592f06
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] dec593756a72590cad8e50a9d1451b9b6230b92671a51e41c85c38ebba5664db
[INFO] running `Command { std: "docker" "start" "-a" "dec593756a72590cad8e50a9d1451b9b6230b92671a51e41c85c38ebba5664db", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling syn v1.0.60
[INFO] [stderr]    Compiling libc v0.2.93
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[INFO] [stderr]    Compiling smallvec v1.6.1
[INFO] [stderr]    Compiling ryu v1.0.5
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[INFO] [stderr]    Compiling structopt-derive v0.4.14
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[INFO] [stderr]    Compiling darling v0.12.4
[INFO] [stderr]    Compiling thiserror v1.0.24
[INFO] [stderr]    Compiling serde_with_macros v1.4.1
[INFO] [stderr]    Compiling structopt v0.3.21
[INFO] [stderr]    Compiling futures-executor v0.3.14
[INFO] [stderr]    Compiling futures v0.3.13
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[INFO] [stderr]    Compiling rd-interface v0.4.0
[INFO] [stderr]    Compiling rd-std v0.1.0
[INFO] [stderr]    Compiling rabbit-digger v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]  --> src/controller/event.rs:8:12
[INFO] [stdout]   |
[INFO] [stdout] 8 |     NewTcp(Address),
[INFO] [stdout]   |     ------ ^^^^^^^
[INFO] [stdout]   |     |
[INFO] [stdout]   |     field in this variant
[INFO] [stdout]   |
[INFO] [stdout]   = note: `EventType` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]   |
[INFO] [stdout] 8 -     NewTcp(Address),
[INFO] [stdout] 8 +     NewTcp(()),
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/controller/event.rs:10:14
[INFO] [stdout]    |
[INFO] [stdout] 10 |     Outbound(usize),
[INFO] [stdout]    |     -------- ^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `EventType` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 10 -     Outbound(usize),
[INFO] [stdout] 10 +     Outbound(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/controller/event.rs:11:13
[INFO] [stdout]    |
[INFO] [stdout] 11 |     Inbound(usize),
[INFO] [stdout]    |     ------- ^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `EventType` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 11 -     Inbound(usize),
[INFO] [stdout] 11 +     Inbound(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `uuid`, `event_type`, and `time` are never read
[INFO] [stdout]   --> src/controller/event.rs:16:9
[INFO] [stdout]    |
[INFO] [stdout] 15 | pub struct Event {
[INFO] [stdout]    |            ----- fields in this struct
[INFO] [stdout] 16 |     pub uuid: Uuid,
[INFO] [stdout]    |         ^^^^
[INFO] [stdout] 17 |     pub event_type: EventType,
[INFO] [stdout]    |         ^^^^^^^^^^
[INFO] [stdout] 18 |     pub time: Instant,
[INFO] [stdout]    |         ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Event` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 27.08s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: smoltcp v0.7.1
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1`
[INFO] running `Command { std: "docker" "inspect" "dec593756a72590cad8e50a9d1451b9b6230b92671a51e41c85c38ebba5664db", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dec593756a72590cad8e50a9d1451b9b6230b92671a51e41c85c38ebba5664db", kill_on_drop: false }`
[INFO] [stdout] dec593756a72590cad8e50a9d1451b9b6230b92671a51e41c85c38ebba5664db
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] afc3f223360e330263e916429d0171156814163fdd80a9cd7748baa0eaa560e3
[INFO] running `Command { std: "docker" "start" "-a" "afc3f223360e330263e916429d0171156814163fdd80a9cd7748baa0eaa560e3", kill_on_drop: false }`
[INFO] [stderr]    Compiling rabbit-digger v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]  --> src/controller/event.rs:8:12
[INFO] [stdout]   |
[INFO] [stdout] 8 |     NewTcp(Address),
[INFO] [stdout]   |     ------ ^^^^^^^
[INFO] [stdout]   |     |
[INFO] [stdout]   |     field in this variant
[INFO] [stdout]   |
[INFO] [stdout]   = note: `EventType` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]   |
[INFO] [stdout] 8 -     NewTcp(Address),
[INFO] [stdout] 8 +     NewTcp(()),
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/controller/event.rs:10:14
[INFO] [stdout]    |
[INFO] [stdout] 10 |     Outbound(usize),
[INFO] [stdout]    |     -------- ^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `EventType` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 10 -     Outbound(usize),
[INFO] [stdout] 10 +     Outbound(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/controller/event.rs:11:13
[INFO] [stdout]    |
[INFO] [stdout] 11 |     Inbound(usize),
[INFO] [stdout]    |     ------- ^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `EventType` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 11 -     Inbound(usize),
[INFO] [stdout] 11 +     Inbound(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `uuid`, `event_type`, and `time` are never read
[INFO] [stdout]   --> src/controller/event.rs:16:9
[INFO] [stdout]    |
[INFO] [stdout] 15 | pub struct Event {
[INFO] [stdout]    |            ----- fields in this struct
[INFO] [stdout] 16 |     pub uuid: Uuid,
[INFO] [stdout]    |         ^^^^
[INFO] [stdout] 17 |     pub event_type: EventType,
[INFO] [stdout]    |         ^^^^^^^^^^
[INFO] [stdout] 18 |     pub time: Instant,
[INFO] [stdout]    |         ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Event` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]  --> src/controller/event.rs:8:12
[INFO] [stdout]   |
[INFO] [stdout] 8 |     NewTcp(Address),
[INFO] [stdout]   |     ------ ^^^^^^^
[INFO] [stdout]   |     |
[INFO] [stdout]   |     field in this variant
[INFO] [stdout]   |
[INFO] [stdout]   = note: `EventType` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]   |
[INFO] [stdout] 8 -     NewTcp(Address),
[INFO] [stdout] 8 +     NewTcp(()),
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/controller/event.rs:10:14
[INFO] [stdout]    |
[INFO] [stdout] 10 |     Outbound(usize),
[INFO] [stdout]    |     -------- ^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `EventType` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 10 -     Outbound(usize),
[INFO] [stdout] 10 +     Outbound(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/controller/event.rs:11:13
[INFO] [stdout]    |
[INFO] [stdout] 11 |     Inbound(usize),
[INFO] [stdout]    |     ------- ^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `EventType` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 11 -     Inbound(usize),
[INFO] [stdout] 11 +     Inbound(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `uuid`, `event_type`, and `time` are never read
[INFO] [stdout]   --> src/controller/event.rs:16:9
[INFO] [stdout]    |
[INFO] [stdout] 15 | pub struct Event {
[INFO] [stdout]    |            ----- fields in this struct
[INFO] [stdout] 16 |     pub uuid: Uuid,
[INFO] [stdout]    |         ^^^^
[INFO] [stdout] 17 |     pub event_type: EventType,
[INFO] [stdout]    |         ^^^^^^^^^^
[INFO] [stdout] 18 |     pub time: Instant,
[INFO] [stdout]    |         ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Event` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.05s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: smoltcp v0.7.1
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1`
[INFO] running `Command { std: "docker" "inspect" "afc3f223360e330263e916429d0171156814163fdd80a9cd7748baa0eaa560e3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "afc3f223360e330263e916429d0171156814163fdd80a9cd7748baa0eaa560e3", kill_on_drop: false }`
[INFO] [stdout] afc3f223360e330263e916429d0171156814163fdd80a9cd7748baa0eaa560e3
